From 5b73371e05e48d1b835579b8db81b12df203ce67 Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Sat, 2 Oct 2004 01:23:46 +0000 Subject: Cut out all of the old texture environment code and rewrote it from scratch. There were just too many cut-and-paste errors in the code, and it was too hard to follow. This fixes Mesa bugzilla #1508. #1509 is probably also fixed, but I'd like to do some more testing before I close that particular bug. Additionally, this cuts almost 4,600 lines of code from the driver. --- src/mesa/drivers/dri/unichrome/Makefile | 1 + src/mesa/drivers/dri/unichrome/via_context.h | 3 + src/mesa/drivers/dri/unichrome/via_state.c | 4763 +---------------------- src/mesa/drivers/dri/unichrome/via_texcombine.c | 382 ++ 4 files changed, 390 insertions(+), 4759 deletions(-) create mode 100644 src/mesa/drivers/dri/unichrome/via_texcombine.c (limited to 'src') diff --git a/src/mesa/drivers/dri/unichrome/Makefile b/src/mesa/drivers/dri/unichrome/Makefile index 1d43e5d8b9..baf1fe47b7 100644 --- a/src/mesa/drivers/dri/unichrome/Makefile +++ b/src/mesa/drivers/dri/unichrome/Makefile @@ -30,6 +30,7 @@ DRIVER_SOURCES = \ via_texstate.c \ via_tris.c \ via_vb.c \ + via_texcombine.c \ xf86drmVIA.c C_SOURCES = \ diff --git a/src/mesa/drivers/dri/unichrome/via_context.h b/src/mesa/drivers/dri/unichrome/via_context.h index 4ac3a8cfa6..5efd9a0226 100644 --- a/src/mesa/drivers/dri/unichrome/via_context.h +++ b/src/mesa/drivers/dri/unichrome/via_context.h @@ -451,6 +451,9 @@ extern void viaXMesaSetFrontClipRects(viaContextPtr vmesa); extern void viaReAllocateBuffers(GLframebuffer *drawbuffer); extern void viaXMesaWindowMoved(viaContextPtr vmesa); +extern void viaTexCombineState(viaContextPtr vmesa, + const struct gl_tex_env_combine_state * combine, unsigned unit ); + #define SUBPIXEL_X -.5 #define SUBPIXEL_Y -.5 diff --git a/src/mesa/drivers/dri/unichrome/via_state.c b/src/mesa/drivers/dri/unichrome/via_state.c index bc7b713001..f5b97de52c 100644 --- a/src/mesa/drivers/dri/unichrome/via_state.c +++ b/src/mesa/drivers/dri/unichrome/via_state.c @@ -46,7 +46,6 @@ #include "tnl/t_pipeline.h" -/*#define EXPERIMENTAL_COMBINE_MODE*/ static GLuint ROP[16] = { HC_HROP_BLACK, /* GL_CLEAR 0 */ @@ -547,38 +546,13 @@ get_wrap_mode( GLenum sWrap, GLenum tWrap ) } -/** - * Convert the shift value for the \c GL_COMBINE post-scale to the hardware - * bits. It would have been easier if the values used by the hardware matched - * the shift counts, but they don't. A simple table look-up does the trick. - * - * \param c Shift count for RGB (color) post-scale. - * \param a Shift count for alpha post-scale. - * - * \returns Bits for \c HTXnTBLCop to set the scale factor. - */ - -__inline__ unsigned -get_combine_shift_factor( unsigned c, unsigned a ) -{ - static const unsigned c_shift_table[3] = { - HC_HTXnTBLCshift_No, HC_HTXnTBLCshift_1, HC_HTXnTBLCshift_2 - }; - static const unsigned a_shift_table[3] = { - HC_HTXnTBLAshift_No, HC_HTXnTBLAshift_1, HC_HTXnTBLAshift_2 - }; - - return c_shift_table[ c ] | a_shift_table[ a ]; -} - - void viaChooseTextureState(GLcontext *ctx) { viaContextPtr vmesa = VIA_CONTEXT(ctx); struct gl_texture_unit *texUnit0 = &ctx->Texture.Unit[0]; struct gl_texture_unit *texUnit1 = &ctx->Texture.Unit[1]; /*=* John Sheng [2003.7.18] texture combine *=*/ - GLboolean AlphaCombine[3]; + #ifdef DEBUG if (VIA_DEBUG) fprintf(stderr, "%s - in\n", __FUNCTION__); #endif @@ -609,7 +583,7 @@ void viaChooseTextureState(GLcontext *ctx) if (texUnit0->_ReallyEnabled) { struct gl_texture_object *texObj = texUnit0->_Current; struct gl_texture_image *texImage = texObj->Image[0][0]; - GLint r, g, b, a; + #ifdef DEBUG if (VIA_DEBUG) fprintf(stderr, "texUnit0->_ReallyEnabled\n"); #endif @@ -670,2318 +644,7 @@ void viaChooseTextureState(GLcontext *ctx) if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode %x\n",texUnit0->EnvMode); #endif - switch (texUnit0->EnvMode) { -#ifndef EXPERIMENTAL_COMBINE_MODE - case GL_MODULATE: - switch (texImage->Format) { - case GL_ALPHA: - /* C = Cf, A = At*Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_0 | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Adif | HC_HTXnTBLAb_TOPA | - HC_HTXnTBLAb_Atex | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_LUMINANCE: - /* C = Lt*Cf, A = Af - * RGB part. - * Ca = Lt, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - /* C = Lt*Cf, A = At*Af - * RGB part. - * Ca = Lt, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_INTENSITY: - /* C = It*Cf, A = It*Af - * RGB part. - * Ca = It, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = It, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_RGB: - /* C = Ct*Cf, A = Af - * RGB part. - * Ca = Ct, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_MODULATE: GL_RGB\n"); -#endif - break; - case GL_RGBA: - /* C = Ct*Cf, A = At*Af - * RGB part. - * Ca = Ct, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias - | HC_HTXnTBLAshift_No; - - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_MODULATE: GL_RGBA\n"); -#endif - break; - case GL_COLOR_INDEX: - switch (texObj->Palette.Format) { - case GL_ALPHA: - /* C = Cf, A = At*Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_0 | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | HC_HTXnTBLAb_TOPA | - HC_HTXnTBLAb_Adif | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_LUMINANCE: - /* C = Lt*Cf, A = Af - * RGB part. - * Ca = Lt, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - /* C = Lt*Cf, A = At*Af - * RGB part. - * Ca = Lt, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_INTENSITY: - /* C = It*Cf, A = It*Af - * RGB part. - * Ca = It, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = It, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_RGB: - /* C = Ct*Cf, A = Af - * RGB part. - * Ca = Ct, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGBA: - /* C = Ct*Cf, A = At*Af - * RGB part. - * Ca = Ct, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Dif | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - } - break; - } - break; - case GL_DECAL: - switch (texImage->Format) { - case GL_ALPHA: - case GL_LUMINANCE: - case GL_LUMINANCE_ALPHA: - case GL_INTENSITY: - /* Undefined. - */ - break; - case GL_RGB: - /* C = Ct, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_DECAL: GL_RGB\n"); -#endif - break; - case GL_RGBA: - /* C = (1-At)*Cf+At*Ct, A = Af --> At*(Ct-Cf)+Cf - * RGB part. - * Ca = At, Cb = Ct, Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Atex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_Tex | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_DECAL: GL_RGBA\n"); -#endif - break; - case GL_COLOR_INDEX: - switch (texObj->Palette.Format) { - case GL_ALPHA: - case GL_LUMINANCE: - case GL_LUMINANCE_ALPHA: - case GL_INTENSITY: - /* Undefined. - */ - break; - case GL_RGB: - /* C = Ct, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_COLOR_INDEX: GL_RGB\n"); -#endif - break; - case GL_RGBA: - /* C = (1-At)*Cf+At*Ct, A = Af --> At*(Ct-Cf)+Cf - * RGB part. - * Ca = At, Cb = Ct, Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Atex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_Tex | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_COLOR_INDEX: GL_RGBA\n"); -#endif - break; - } - break; - } - break; - case GL_BLEND: - switch (texImage->Format) { - case GL_ALPHA: - /* C = Cf, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - /* C = (1-Lt)*Cf+Lt*Cc, A = Af --> Lt*(Cc-Cf)+Cf - * RGB part. - * Ca = Lt, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - /* C = (1-Lt)*Cf+Lt*Cc, A = At*Af --> Lt*(Cc-Cf)+Cf - * RGB part. - * Ca = Lt, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_INTENSITY: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - /* C = (1-It)*Cf+It*Cc, A = (1-It)*Af+It*Ac - * --> It*(Cc-Cf)+Cf, It*(Ac-Af)+Af - * RGB part. - * Ca = It, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = It, Ab = Ac(Reg), Cop = -, Ac = Af, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Sub | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = (a << 8); - break; - case GL_RGB: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - /* C = (1-Ct)*Cf+Ct*Cc, A = Af --> Ct*(Cc-Cf)+Cf - * RGB part. - * Ca = Ct, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_BLEND: GL_RGB\n"); -#endif - break; - case GL_RGBA: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - /* C = (1-Ct)*Cf+Ct*Cc, A = At*Af --> Ct*(Cc-Cf)+Cf - * RGB part. - * Ca = Ct, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_BLEND: GL_RGBA\n"); -#endif - break; - case GL_COLOR_INDEX: - switch (texObj->Palette.Format) { - case GL_ALPHA: - /* C = Cf, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - /* C = (1-Lt)*Cf+Lt*Cc, A = Af --> Lt*(Cc-Cf)+Cf - * RGB part. - * Ca = Lt, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - /* C = (1-Lt)*Cf+Lt*Cc, A = At*Af --> Lt*(Cc-Cf)+Cf - * RGB part. - * Ca = Lt, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_INTENSITY: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - /* C = (1-It)*Cf+It*Cc, A = (1-It)*Af+It*Ac - * --> It*(Cc-Cf)+Cf, It*(Ac-Af)+Af - * RGB part. - * Ca = It, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = It, Ab = Ac(Reg), Cop = -, Ac = Af, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Sub | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = (a << 8); - break; - case GL_RGB: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - /* C = (1-Ct)*Cf+Ct*Cc, A = Af --> Ct*(Cc-Cf)+Cf - * RGB part. - * Ca = Ct, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGBA: - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - /* C = (1-Ct)*Cf+Ct*Cc, A = At*Af --> Ct*(Cc-Cf)+Cf - * RGB part. - * Ca = Ct, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - } - break; - } - break; - case GL_REPLACE: - switch (texImage->Format) { - case GL_ALPHA: - /* C = Cf, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE: - /* C = Lt, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Lt, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - /* C = Lt, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Lt, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_INTENSITY: - /* C = It, A = It - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = It, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = It, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGB: - /* C = Ct, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_REPLACE: GL_RGB\n"); -#endif - break; - case GL_RGBA: - /* C = Ct, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; -#ifdef DEBUG - if (VIA_DEBUG) fprintf(stderr, "texUnit0->EnvMode: GL_REPLACE: GL_RGBA\n"); -#endif - break; - case GL_COLOR_INDEX: - switch (texObj->Palette.Format) { - case GL_ALPHA: - /* C = Cf, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE: - /* C = Lt, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Lt, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - /* C = Lt, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Lt, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_INTENSITY: - /* C = It, A = It - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = It, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = It, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGB: - /* C = Ct, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGBA: - /* C = Ct, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - } - break; - } - break; -#else - default: -#endif - /*=* John Sheng [2003.7.18] texture combine *=*/ - case GL_COMBINE: - switch (texUnit0->_CurrentCombine->ModeRGB) { - case GL_REPLACE: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - - switch (texUnit0->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Tex; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Atex; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Atex; - break; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_HTXnTBLRC; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_HTXnTBLRC; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_HTXnTBLRC; - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_HTXnTBLRC; - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - break; - } - break; - case GL_PRIMARY_COLOR : - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Dif; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Adif; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Adif; - break; - } - break; - case GL_PREVIOUS : - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Dif; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Adif; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Adif; - break; - } - break; - } - break; - - case GL_MODULATE: { - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_TOPC; - AlphaCombine[0]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_InvTOPC; - AlphaCombine[0]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_TOPC; - AlphaCombine[0]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_InvTOPC; - AlphaCombine[0]=1; - break; - } - switch (texUnit0->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[1]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[1]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[1]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[1]=1; - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCa_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCa_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Adif; - } - break; - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Adif; - } - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - case GL_PREVIOUS : - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - } - break; - } - case GL_ADD: - case GL_SUBTRACT : - if (texUnit0->_CurrentCombine->ModeRGB==GL_ADD) { - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0; - } - else { - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0; - } - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC; - vmesa->regHTXnTBLRCa_0 = ( 255<<16 | 255<<8 |255 ); - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=1; - break; - } - switch (texUnit0->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_TOPC; - AlphaCombine[1]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_InvTOPC; - AlphaCombine[1]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_TOPC; - AlphaCombine[1]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_InvTOPC; - AlphaCombine[1]=1; - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_HTXnTBLRC; - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLRCc_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCc_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Adif; - } - break; - } - break; - case GL_ADD_SIGNED : - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC| - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_HTXnTBLRC; - vmesa->regHTXnTBLRCa_0 = ( 255<<16 | 255<<8 |255 ); - vmesa->regHTXnTBLRCc_0 = ( 128<<16 | 128<<8 |128 ); - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=1; - break; - } - switch (texUnit0->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Cbias; - AlphaCombine[1]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_InvCbias; - AlphaCombine[1]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Cbias; - AlphaCombine[1]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_InvCbias; - AlphaCombine[1]=1; - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Tex; - } - else { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_HTXnTBLRC; - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLRCbias_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCbias_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Dif; - } - else { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Adif; - } - break; - } - break; - case GL_INTERPOLATE : - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=1; - break; - } - switch (texUnit0->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCc_TOPC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Cbias; - AlphaCombine[1]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCc_InvTOPC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_InvCbias; - AlphaCombine[1]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCc_TOPC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Cbias; - AlphaCombine[1]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCc_InvTOPC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_InvCbias; - AlphaCombine[1]=1; - break; - } - switch (texUnit0->_CurrentCombine->OperandRGB[2]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCa_TOPC; - AlphaCombine[2]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCa_InvTOPC; - AlphaCombine[2]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCa_TOPC; - AlphaCombine[2]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCa_InvTOPC; - AlphaCombine[2]=1; - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Tex; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Atex; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_HTXnTBLRC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCc_0 = (r << 16) | (g << 8) | b; - vmesa->regHTXnTBLRCbias_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCc_0 = (a << 16) | (a << 8) | a; - vmesa->regHTXnTBLRCbias_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Adif; - } - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[2]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCa_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCa_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Adif; - } - break; - } - break; - } - switch (texUnit0->_CurrentCombine->ModeA) { - case GL_REPLACE: - switch (texUnit0->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - switch (texUnit0->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Inv | HC_HTXnTBLAbias_Atex; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - switch (texUnit0->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = a; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Inv | HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = a; - break; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - switch (texUnit0->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Inv | HC_HTXnTBLAbias_Adif; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - } - break; - } - break; - case GL_MODULATE: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRFog_0 = 0x0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0= 0x0; - switch (texUnit0->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_InvTOPA; - break; - } - switch (texUnit0->_CurrentCombine->OperandA[1]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_InvTOPA; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= a<<16; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_Adif; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= a<<8; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Adif; - break; - } - break; - case GL_ADD: - case GL_SUBTRACT : - if(texUnit0->_CurrentCombine->ModeA==GL_ADD) { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | HC_HTXnTBLAbias_HTXnTBLRAbias; - } - else { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Sub | HC_HTXnTBLAbias_HTXnTBLRAbias; - } - vmesa->regHTXnTBLRFog_0 = 0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 = 0x0 | ( 255<<16 ); - switch (texUnit0->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_InvTOPA; - break; - } - switch (texUnit0->_CurrentCombine->OperandA[1]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_InvTOPA; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= (a << 8); - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Adif; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= a; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_Adif; - break; - } - break; - case GL_ADD_SIGNED : - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Sub; - vmesa->regHTXnTBLRFog_0 = 0x0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA| - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 = ( 255<<16 | 0<<8 |128 ); - switch (texUnit0->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_InvTOPA; - break; - } - switch (texUnit0->_CurrentCombine->OperandA[1]) { - case GL_SRC_ALPHA: - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Inv; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= (a << 8); - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Adif; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRFog_0 |= a; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Adif; - break; - } - break; - case GL_INTERPOLATE : - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Sub; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - switch (texUnit0->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAb_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAb_InvTOPA; - break; - } - switch (texUnit0->_CurrentCombine->OperandA[1]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAc_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAc_InvTOPA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Inv; - break; - } - switch (texUnit0->_CurrentCombine->OperandA[2]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAa_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAa_InvTOPA; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= (a << 8); - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Adif; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_Atex; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= a; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRFog_0 |= a; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Adif; - break; - } - switch (texUnit0->_CurrentCombine->SourceA[2]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= (a << 16); - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_Adif; - break; - } - break; - case GL_DOT3_RGB : - case GL_DOT3_RGBA : - break; - } - - vmesa->regHTXnTBLCop_0 |= - get_combine_shift_factor(texUnit0->_CurrentCombine->ScaleShiftRGB, - texUnit0->_CurrentCombine->ScaleShiftA); - - break; -#ifndef EXPERIMENTAL_COMBINE_MODE - /*=* John Sheng [2003.7.18] texture add *=*/ - case GL_ADD: - switch(texImage->Format) { - case GL_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_0 | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Adif | HC_HTXnTBLAb_TOPA | - HC_HTXnTBLAb_Atex | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_LUMINANCE: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_INTENSITY: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Atex | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - /*=* John Sheng [2003.7.18] texenv *=*/ - /*vmesa->regHTXnTBLRAa_0 = 0x0;*/ - vmesa->regHTXnTBLRAa_0 = (255<<16) | (255<<8) | 255;; - vmesa->regHTXnTBLRFog_0 = 0x0 | 255<<16; - break; - case GL_RGB: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGBA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_COLOR_INDEX: - switch(texObj->Palette.Format) { - case GL_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_0 | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Adif | HC_HTXnTBLAb_TOPA | - HC_HTXnTBLAb_Atex | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_LUMINANCE: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_INTENSITY: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Atex | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0 | 255<<16; - break; - case GL_RGB: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGBA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - } - break; - } - break; - /*=* John Sheng [2003.7.18] texture dot3 *=*/ - case GL_DOT3_RGB : - case GL_DOT3_RGBA : - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLDOT4 | HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_2 | HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLRFog_0 = 0x0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 = 0x0; - switch (texUnit0->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_TOPC; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_InvTOPC; - break; - } - switch (texUnit0->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Tex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_HTXnTBLRC; - vmesa->regHTXnTBLRCa_0 = (r << 16) | (g << 8) | b; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - break; - } - switch (texUnit0->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit0->EnvColor[2], b); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - break; - } - break; - default: - break; -#endif - } + viaTexCombineState( vmesa, texUnit0->_CurrentCombine, 0 ); } else { /* Should turn Cs off if actually no Cs */ @@ -2990,7 +653,6 @@ void viaChooseTextureState(GLcontext *ctx) if (texUnit1->_ReallyEnabled) { struct gl_texture_object *texObj = texUnit1->_Current; struct gl_texture_image *texImage = texObj->Image[0][0]; - GLint r, g, b, a; if (texImage->Border) { FALLBACK(vmesa, VIA_FALLBACK_TEXTURE, GL_TRUE); @@ -3045,2424 +707,7 @@ void viaChooseTextureState(GLcontext *ctx) vmesa->regHTXnMPMD_1 |= get_wrap_mode( texObj->WrapS, texObj->WrapT ); - switch (texUnit1->EnvMode) { -#ifndef EXPERIMENTAL_COMBINE_MODE - case GL_MODULATE: - switch (texImage->Format) { - case GL_ALPHA: - /* C = Cf, A = At*Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_0 | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | HC_HTXnTBLAb_TOPA | - HC_HTXnTBLAb_Acur | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_LUMINANCE: - /* C = Lt*Cf, A = Af - * RGB part. - * Ca = Lt, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - /* C = Lt*Cf, A = At*Af - * RGB part. - * Ca = Lt, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_INTENSITY: - /* C = It*Cf, A = It*Af - * RGB part. - * Ca = It, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = It, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_RGB: - /* C = Ct*Cf, A = Af - * RGB part. - * Ca = Ct, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGBA: - /* C = Ct*Cf, A = At*Af - * RGB part. - * Ca = Ct, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias - | HC_HTXnTBLAshift_No; - - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_COLOR_INDEX: - switch (texObj->Palette.Format) { - case GL_ALPHA: - /* C = Cf, A = At*Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_0 | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | HC_HTXnTBLAb_TOPA | - HC_HTXnTBLAb_Acur | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_LUMINANCE: - /* C = Lt*Cf, A = Af - * RGB part. - * Ca = Lt, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - /* C = Lt*Cf, A = At*Af - * RGB part. - * Ca = Lt, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_INTENSITY: - /* C = It*Cf, A = It*Af - * RGB part. - * Ca = It, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = It, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_RGB: - /* C = Ct*Cf, A = Af - * RGB part. - * Ca = Ct, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGBA: - /* C = Ct*Cf, A = At*Af - * RGB part. - * Ca = Ct, Cb = Cf, Cop = +, Cc = 0, Cbias = 0, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Cur | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - } - break; - } - break; - case GL_DECAL: - switch (texImage->Format) { - case GL_ALPHA: - case GL_LUMINANCE: - case GL_LUMINANCE_ALPHA: - case GL_INTENSITY: - /* Undefined. - */ - break; - case GL_RGB: - /* C = Ct, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGBA: - /* C = (1-At)*Cf+At*Ct, A = Af --> At*(Ct-Cf)+Cf - * RGB part. - * Ca = At, Cb = Ct, Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Atex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_Tex | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_COLOR_INDEX: - switch (texObj->Palette.Format) { - case GL_ALPHA: - case GL_LUMINANCE: - case GL_LUMINANCE_ALPHA: - case GL_INTENSITY: - /* Undefined. - */ - break; - case GL_RGB: - /* C = Ct, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGBA: - /* C = (1-At)*Cf+At*Ct, A = Af --> At*(Ct-Cf)+Cf - * RGB part. - * Ca = At, Cb = Ct, Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Atex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_Tex | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - } - break; - } - break; - case GL_BLEND: - switch (texImage->Format) { - case GL_ALPHA: - /* C = Cf, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - /* C = (1-Lt)*Cf+Lt*Cc, A = Af --> Lt*(Cc-Cf)+Cf - * RGB part. - * Ca = Lt, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - /* C = (1-Lt)*Cf+Lt*Cc, A = At*Af --> Lt*(Cc-Cf)+Cf - * RGB part. - * Ca = Lt, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_INTENSITY: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - /* C = (1-It)*Cf+It*Cc, A = (1-It)*Af+It*Ac - * --> It*(Cc-Cf)+Cf, It*(Ac-Af)+Af - * RGB part. - * Ca = It, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = It, Ab = Ac(Reg), Cop = -, Ac = Af, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_Acur; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Sub | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = (a << 8); - break; - case GL_RGB: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - /* C = (1-Ct)*Cf+Ct*Cc, A = Af --> Ct*(Cc-Cf)+Cf - * RGB part. - * Ca = Ct, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGBA: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - /* C = (1-Ct)*Cf+Ct*Cc, A = At*Af --> Ct*(Cc-Cf)+Cf - * RGB part. - * Ca = Ct, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_COLOR_INDEX: - switch (texObj->Palette.Format) { - case GL_ALPHA: - /* C = Cf, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - /* C = (1-Lt)*Cf+Lt*Cc, A = Af --> Lt*(Cc-Cf)+Cf - * RGB part. - * Ca = Lt, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - /* C = (1-Lt)*Cf+Lt*Cc, A = At*Af --> Lt*(Cc-Cf)+Cf - * RGB part. - * Ca = Lt, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - case GL_INTENSITY: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - /* C = (1-It)*Cf+It*Cc, A = (1-It)*Af+It*Ac - * --> It*(Cc-Cf)+Cf, It*(Ac-Af)+Af - * RGB part. - * Ca = It, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = It, Ab = Ac(Reg), Cop = -, Ac = Af, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_Acur; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Sub | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = (a << 8); - break; - case GL_RGB: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - /* C = (1-Ct)*Cf+Ct*Cc, A = Af --> Ct*(Cc-Cf)+Cf - * RGB part. - * Ca = Ct, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGBA: - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - /* C = (1-Ct)*Cf+Ct*Cc, A = At*Af --> Ct*(Cc-Cf)+Cf - * RGB part. - * Ca = Ct, Cb = Cc(Reg), Cop = -, Cc = Cf, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_Tex | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_HTXnTBLRC | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Cur; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_1 = (r << 16) | (g << 8) | b; - /* Alpha part. - * Aa = At, Ab = Af, Cop = +, Ac = 0, Abias = 0, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Acur | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - vmesa->regHTXnTBLRFog_1 = 0x0; - break; - } - break; - } - break; - case GL_REPLACE: - switch (texImage->Format) { - case GL_ALPHA: - /* C = Cf, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE: - /* C = Lt, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Lt, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - /* C = Lt, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Lt, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_INTENSITY: - /* C = It, A = It - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = It, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = It, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGB: - /* C = Ct, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGBA: - /* C = Ct, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_COLOR_INDEX: - switch (texObj->Palette.Format) { - case GL_ALPHA: - /* C = Cf, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Cf, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Cur | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE: - /* C = Lt, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Lt, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - /* C = Lt, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Lt, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_INTENSITY: - /* C = It, A = It - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = It, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = It, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGB: - /* C = Ct, A = Af - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = Af, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Acur | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - case GL_RGBA: - /* C = Ct, A = At - * RGB part. - * Ca = 0, Cb = 0, Cop = +, Cc = 0, Cbias = Ct, Cshift = No. - */ - vmesa->regHTXnTBLCsat_1 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_1 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; - /* Alpha part. - * Aa = 0, Ab = 0, Cop = +, Ac = 0, Abias = At, Ashift = No. - */ - vmesa->regHTXnTBLAsat_1 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_1 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_1 = 0x0; - break; - } - break; - } - break; -#else - default: -#endif - /*=* John Sheng [2003.7.18] texture combine *=*/ - case GL_COMBINE: - switch (texUnit1->_CurrentCombine->ModeRGB) { - case GL_REPLACE: - switch (texUnit1->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Tex; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Tex; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Atex; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Atex; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_HTXnTBLRC; - - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_HTXnTBLRC; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_HTXnTBLRC; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_HTXnTBLRC; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - break; - } - break; - case GL_PRIMARY_COLOR : - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Dif; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Adif; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Adif; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - } - break; - case GL_PREVIOUS : - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Dif; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Adif; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | - HC_HTXnTBLCb_TOPC | HC_HTXnTBLCb_0 | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_InvCbias | HC_HTXnTBLCbias_Adif; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - break; - } - break; - } - break; - - case GL_MODULATE: - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_TOPC; - AlphaCombine[0]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_InvTOPC; - AlphaCombine[0]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_TOPC; - AlphaCombine[0]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_InvTOPC; - AlphaCombine[0]=1; - break; - } - switch (texUnit1->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[1]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[1]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[1]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[1]=1; - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCa_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCa_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Adif; - } - break; - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Adif; - } - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - case GL_PREVIOUS : - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - } - break; - case GL_ADD: - case GL_SUBTRACT : - if (texUnit1->_CurrentCombine->ModeRGB==GL_ADD) { - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0; - } - else { - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0; - } - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC; - vmesa->regHTXnTBLRCa_0 = ( 255<<16 | 255<<8 |255 ); - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=1; - break; - } - switch (texUnit1->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_TOPC; - AlphaCombine[1]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_InvTOPC; - AlphaCombine[1]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_TOPC; - AlphaCombine[1]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_InvTOPC; - AlphaCombine[1]=1; - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_HTXnTBLRC; - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLRCc_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCc_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Adif; - } - break; - } - break; - case GL_ADD_SIGNED : - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC| - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_HTXnTBLRC; - vmesa->regHTXnTBLRCa_0 = ( 255<<16 | 255<<8 |255 ); - vmesa->regHTXnTBLRCc_0 = ( 128<<16 | 128<<8 |128 ); - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=1; - break; - } - switch (texUnit1->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Cbias; - AlphaCombine[1]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_InvCbias; - AlphaCombine[1]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Cbias; - AlphaCombine[1]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_InvCbias; - AlphaCombine[1]=1; - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Tex; - } - else { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_HTXnTBLRC; - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLRCbias_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCbias_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[1]==0) { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Dif; - } - else { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Adif; - } - break; - } - break; - case GL_INTERPOLATE : - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Sub; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCb_TOPC; - AlphaCombine[0]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCb_InvTOPC; - AlphaCombine[0]=1; - break; - } - switch (texUnit1->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCc_TOPC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Cbias; - AlphaCombine[1]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCc_InvTOPC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_InvCbias; - AlphaCombine[1]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCc_TOPC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Cbias; - AlphaCombine[1]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCc_InvTOPC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_InvCbias; - AlphaCombine[1]=1; - break; - } - switch (texUnit1->_CurrentCombine->OperandRGB[2]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCa_TOPC; - AlphaCombine[2]=0; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCa_InvTOPC; - AlphaCombine[2]=0; - break; - case GL_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCa_TOPC; - AlphaCombine[2]=1; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCa_InvTOPC; - AlphaCombine[2]=1; - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCb_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Adif; - } - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Tex; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Atex; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_HTXnTBLRC; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCc_0 = (r << 16) | (g << 8) | b; - vmesa->regHTXnTBLRCbias_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCc_0 = (a << 16) | (a << 8) | a; - vmesa->regHTXnTBLRCbias_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLCbias_Adif; - } - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[2]) { - case GL_TEXTURE: - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Tex; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Atex; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_HTXnTBLRC; - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLRCa_0 = (r << 16) | (g << 8) | b; - } - else { - vmesa->regHTXnTBLRCa_0 = (a << 16) | (a << 8) | a; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - if (AlphaCombine[0]==0) { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - } - else { - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Adif; - } - break; - } - break; - - case GL_DOT3_RGB : - case GL_DOT3_RGBA : - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLDOT4 | HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_2 | HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLRFog_0 = 0x0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 = 0x0; - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_TOPC; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_InvTOPC; - break; - } - switch (texUnit1->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Tex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_HTXnTBLRC; - vmesa->regHTXnTBLRCa_0 = (r << 16) | (g << 8) | b; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - break; - } - break; - - } - switch (texUnit1->_CurrentCombine->ModeA) { - case GL_REPLACE: - switch (texUnit1->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - switch (texUnit1->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Atex; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Inv | HC_HTXnTBLAbias_Atex; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - } - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - switch (texUnit1->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = a; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Inv | HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = a; - break; - } - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - switch (texUnit1->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Inv | HC_HTXnTBLAbias_Adif; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - } - break; - } - break; - case GL_MODULATE: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRFog_0 = 0x0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0= 0x0; - switch (texUnit1->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_InvTOPA; - break; - } - switch (texUnit1->_CurrentCombine->OperandA[1]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_InvTOPA; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= a<<16; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_Adif; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= a<<8; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Adif; - break; - } - break; - case GL_ADD: - case GL_SUBTRACT : - if(texUnit1->_CurrentCombine->ModeA==GL_ADD) { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | HC_HTXnTBLAbias_HTXnTBLRAbias; - } - else { - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Sub | HC_HTXnTBLAbias_HTXnTBLRAbias; - } - vmesa->regHTXnTBLRFog_0 = 0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 = 0x0 | ( 255<<16 ); - switch (texUnit1->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_InvTOPA; - break; - } - switch (texUnit1->_CurrentCombine->OperandA[1]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_InvTOPA; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= (a << 8); - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Adif; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= a; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_Adif; - break; - } - break; - case GL_ADD_SIGNED : - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Sub; - vmesa->regHTXnTBLRFog_0 = 0x0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA| - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 = ( 255<<16 | 0<<8 |128 ); - switch (texUnit1->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_InvTOPA; - break; - } - switch (texUnit1->_CurrentCombine->OperandA[1]) { - case GL_SRC_ALPHA: - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Inv; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= (a << 8); - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Adif; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRFog_0 |= a; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Adif; - break; - } - break; - case GL_INTERPOLATE : - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Sub; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - switch (texUnit1->_CurrentCombine->OperandA[0]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAb_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAb_InvTOPA; - break; - } - switch (texUnit1->_CurrentCombine->OperandA[1]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAc_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAc_InvTOPA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Inv; - break; - } - switch (texUnit1->_CurrentCombine->OperandA[2]) { - case GL_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAa_TOPA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAa_InvTOPA; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= (a << 8); - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAb_Adif; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_Atex; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= a; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_HTXnTBLRAbias; - vmesa->regHTXnTBLRFog_0 |= a; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAbias_Adif; - break; - } - switch (texUnit1->_CurrentCombine->SourceA[2]) { - case GL_TEXTURE: - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_Atex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[3], a); - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 |= (a << 16); - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLAsat_0 |= HC_HTXnTBLAa_Adif; - break; - } - break; - case GL_DOT3_RGB : - case GL_DOT3_RGBA : - break; - } - - vmesa->regHTXnTBLCop_1 |= - get_combine_shift_factor(texUnit1->_CurrentCombine->ScaleShiftRGB, - texUnit1->_CurrentCombine->ScaleShiftA); - break; -#ifndef EXPERIMENTAL_COMBINE_MODE - /*=* John Sheng [2003.7.18] texture add *=*/ - case GL_ADD: - switch(texImage->Format) { - case GL_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_0 | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Adif | HC_HTXnTBLAb_TOPA | - HC_HTXnTBLAb_Atex | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_LUMINANCE: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_INTENSITY: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Atex | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - /*=* John Sheng [2003.7.18] texenv *=*/ - /*vmesa->regHTXnTBLRAa_0 = 0x0;*/ - vmesa->regHTXnTBLRAa_0 = (255<<16) | (255<<8) | 255;; - vmesa->regHTXnTBLRFog_0 = 0x0 | 255<<16; - break; - case GL_RGB: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGBA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_COLOR_INDEX: - switch(texObj->Palette.Format) { - case GL_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_0 | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_0 | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_Dif | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Adif | HC_HTXnTBLAb_TOPA | - HC_HTXnTBLAb_Atex | HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_LUMINANCE: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_LUMINANCE_ALPHA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - case GL_INTENSITY: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Atex | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_Adif; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0 | 255<<16; - break; - case GL_RGB: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_Adif | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - break; - case GL_RGBA: - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCa_TOPC | HC_HTXnTBLCa_HTXnTBLRC | HC_HTXnTBLCb_TOPC | - HC_HTXnTBLCb_Tex | HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_Dif; - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLRCa_0 = (255<<16) | (255<<8) | 255; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_Atex | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_Adif | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLCop_0 |= HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLRAa_0 = 0x0; - vmesa->regHTXnTBLRFog_0 = 0x0; - break; - } - break; - } - break; - /*=* John Sheng [2003.7.18] texture dot3 *=*/ - case GL_DOT3_RGB : - case GL_DOT3_RGBA : - vmesa->regHTXnTBLCop_0 = HC_HTXnTBLDOT4 | HC_HTXnTBLCop_Add | - HC_HTXnTBLCbias_Cbias | HC_HTXnTBLCbias_0 | - HC_HTXnTBLCshift_2 | HC_HTXnTBLAop_Add | - HC_HTXnTBLAbias_HTXnTBLRAbias | HC_HTXnTBLAshift_No; - vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; - vmesa->regHTXnTBLCsat_0 = HC_HTXnTBLCsat_MASK | - HC_HTXnTBLCc_TOPC | HC_HTXnTBLCc_0; - vmesa->regHTXnTBLRFog_0 = 0x0; - vmesa->regHTXnTBLAsat_0 = HC_HTXnTBLAsat_MASK | - HC_HTXnTBLAa_TOPA | HC_HTXnTBLAa_HTXnTBLRA | - HC_HTXnTBLAb_TOPA | HC_HTXnTBLAb_HTXnTBLRA | - HC_HTXnTBLAc_TOPA | HC_HTXnTBLAc_HTXnTBLRA; - vmesa->regHTXnTBLRAa_0 = 0x0; - switch (texUnit1->_CurrentCombine->OperandRGB[0]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_TOPC; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_InvTOPC; - break; - } - switch (texUnit1->_CurrentCombine->OperandRGB[1]) { - case GL_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_TOPC; - break; - case GL_ONE_MINUS_SRC_COLOR: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_InvTOPC; - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[0]) { - case GL_TEXTURE: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Tex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_HTXnTBLRC; - vmesa->regHTXnTBLRCa_0 = (r << 16) | (g << 8) | b; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCa_Dif; - break; - } - switch (texUnit1->_CurrentCombine->SourceRGB[1]) { - case GL_TEXTURE: - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Tex; - break; - case GL_CONSTANT : - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[0], r); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[1], g); - CLAMPED_FLOAT_TO_UBYTE(texUnit1->EnvColor[2], b); - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_HTXnTBLRC; - vmesa->regHTXnTBLRCb_0 = (r << 16) | (g << 8) | b; - break; - case GL_PRIMARY_COLOR : - case GL_PREVIOUS : - vmesa->regHTXnTBLCsat_0 |= HC_HTXnTBLCb_Dif; - break; - } - break; - default: - break; -#endif - } + viaTexCombineState( vmesa, texUnit1->_CurrentCombine, 1 ); } vmesa->dirty |= VIA_UPLOAD_TEXTURE; diff --git a/src/mesa/drivers/dri/unichrome/via_texcombine.c b/src/mesa/drivers/dri/unichrome/via_texcombine.c new file mode 100644 index 0000000000..9559cb30cb --- /dev/null +++ b/src/mesa/drivers/dri/unichrome/via_texcombine.c @@ -0,0 +1,382 @@ +/* + * (C) Copyright IBM Corporation 2004 + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, and/or sell copies of the Software, and to permit persons to whom + * the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Ian Romanick + */ + +#include + +#include "glheader.h" +#include "context.h" +#include "macros.h" +#include "colormac.h" +#include "enums.h" +#include "dd.h" + +#include "mm.h" +#include "via_context.h" +#include "via_state.h" +#include "via_tex.h" +#include "via_vb.h" +#include "via_tris.h" +#include "via_ioctl.h" + +#include "swrast/swrast.h" +#include "array_cache/acache.h" +#include "tnl/tnl.h" +#include "swrast_setup/swrast_setup.h" + +#include "tnl/t_pipeline.h" + +#define VIA_USE_ALPHA (HC_XTC_Adif - HC_XTC_Dif) + +#define INPUT_A_SHIFT 14 +#define INPUT_B_SHIFT 7 +#define INPUT_C_SHIFT 0 +#define INPUT_BiasC_SHIFT 14 +#define INPUT_BiasA_SHIFT 3 + +#define CONST_ONE (HC_XTC_0 | HC_XTC_InvTOPC) + +static const unsigned color_operand_modifier[4] = { + 0, + HC_XTC_InvTOPC, + VIA_USE_ALPHA, + VIA_USE_ALPHA | HC_XTC_InvTOPC, +}; + +static const unsigned alpha_operand_modifier[2] = { + 0, HC_XTA_InvTOPA +}; + +static const unsigned c_shift_table[3] = { + HC_HTXnTBLCshift_No, HC_HTXnTBLCshift_1, HC_HTXnTBLCshift_2 +}; + +static const unsigned a_shift_table[3] = { + HC_HTXnTBLAshift_No, HC_HTXnTBLAshift_1, HC_HTXnTBLAshift_2 +}; + + +/** + * Calculate the hardware state for the specified texture combine mode + * + * \bug + * For the alpha combine, \c GL_CONSTANT is still probably wrong. + * + * \bug + * All forms of DOT3 bumpmapping are completely untested, and are most + * likely wrong. + * + * \bug + * This code still fails progs/demos/texenv for all modes with \c GL_ALPHA + * textures. This was also the case with the code that Via supplied. It + * also fails for \c GL_REPLACE with \c GL_RGBA textures. Everything else + * that texenv tests looks good. + */ +void +viaTexCombineState( viaContextPtr vmesa, + const struct gl_tex_env_combine_state * combine, + unsigned unit ) +{ + unsigned color_arg[3]; + unsigned alpha_arg[3]; + unsigned color = 0; + unsigned alpha = 0; + unsigned bias = 0; + unsigned op = 0; + unsigned a_shift = combine->ScaleShiftRGB; + unsigned c_shift = combine->ScaleShiftA; + unsigned i; + unsigned constant_color[3]; + unsigned ordered_constant_color[4]; + unsigned constant_alpha = 0; + unsigned bias_alpha = 0; + const struct gl_texture_unit const * texUnit = & vmesa->glCtx->Texture.Unit[unit]; + unsigned env_color[4]; + + + CLAMPED_FLOAT_TO_UBYTE(env_color[0], texUnit->EnvColor[0]); + CLAMPED_FLOAT_TO_UBYTE(env_color[1], texUnit->EnvColor[1]); + CLAMPED_FLOAT_TO_UBYTE(env_color[2], texUnit->EnvColor[2]); + CLAMPED_FLOAT_TO_UBYTE(env_color[3], texUnit->EnvColor[3]); + + (void) memset( constant_color, 0, sizeof( constant_color ) ); + (void) memset( ordered_constant_color, 0, sizeof( ordered_constant_color ) ); + + for ( i = 0 ; i < combine->_NumArgsRGB ; i++ ) { + const GLint op = combine->OperandRGB[i] - GL_SRC_COLOR; + + switch ( combine->SourceRGB[i] ) { + case GL_TEXTURE: + color_arg[i] = HC_XTC_Tex; + color_arg[i] += color_operand_modifier[op]; + break; + case GL_CONSTANT: + color_arg[i] = HC_XTC_HTXnTBLRC; + + switch( op ) { + case 0: + constant_color[i] = ((env_color[0] << 16) + | (env_color[1] << 8) + | env_color[2]); + break; + case 1: + constant_color[i] = ~((env_color[0] << 16) + | (env_color[1] << 8) + | env_color[2]) & 0x00ffffff; + break; + case 2: + constant_color[i] = ((env_color[3] << 16) + | (env_color[3] << 8) + | env_color[3]); + break; + case 3: + constant_color[i] = ~((env_color[3] << 16) + | (env_color[3] << 8) + | env_color[3]) & 0x00ffffff; + break; + } + break; + case GL_PRIMARY_COLOR: + color_arg[i] = HC_XTC_Dif; + color_arg[i] += color_operand_modifier[op]; + break; + case GL_PREVIOUS: + color_arg[i] = (unit == 0) ? HC_XTC_Dif : HC_XTC_Cur; + color_arg[i] += color_operand_modifier[op]; + break; + } + } + + for ( i = 0 ; i < combine->_NumArgsA ; i++ ) { + const GLint op = combine->OperandA[i] - GL_SRC_ALPHA; + + switch ( combine->SourceA[i] ) { + case GL_TEXTURE: + alpha_arg[i] = HC_XTA_Atex; + alpha_arg[i] += alpha_operand_modifier[op]; + break; + case GL_CONSTANT: + alpha_arg[i] = HC_XTA_HTXnTBLRA; + constant_alpha = (op == 0) + ? env_color[3] : ~(env_color[3]) & 0x000000ff; + break; + case GL_PRIMARY_COLOR: + alpha_arg[i] = HC_XTA_Adif; + alpha_arg[i] += alpha_operand_modifier[op]; + break; + case GL_PREVIOUS: + alpha_arg[i] = (unit == 0) ? HC_XTA_Adif : HC_XTA_Acur; + alpha_arg[i] += alpha_operand_modifier[op]; + break; + } + } + + + /* On the Unichrome, all combine operations take on some form of: + * + * A * (B op Bias) + C + * + * 'op' can be selected as add, subtract, min, max, or mask. The min, max + * and mask modes are currently unused. With the exception of DOT3, all + * standard GL_COMBINE modes can be implemented simply by selecting the + * correct inputs for A, B, C, and Bias and the correct operation for op. + */ + + color = HC_HTXnTBLCsat_MASK; + alpha = HC_HTXnTBLAsat_MASK; + + switch( combine->ModeRGB ) { + /* A = 0, B = 0, C = arg0, Bias = 0 + */ + case GL_REPLACE: + bias |= (color_arg[0] << INPUT_BiasC_SHIFT); + ordered_constant_color[3] = constant_color[0]; + break; + + /* A = arg[0], B = arg[1], C = 0, Bias = 0 + */ + case GL_MODULATE: + color |= (color_arg[0] << INPUT_A_SHIFT) + | (color_arg[1] << INPUT_B_SHIFT); + + ordered_constant_color[0] = constant_color[0]; + ordered_constant_color[1] = constant_color[1]; + break; + + /* A = 1.0, B = arg[0], C = 0, Bias = arg[1] + */ + case GL_ADD: + case GL_SUBTRACT: + if ( combine->ModeRGB == GL_SUBTRACT ) { + op |= HC_HTXnTBLCop_Sub; + } + + color |= (color_arg[0] << INPUT_B_SHIFT) + | (CONST_ONE << INPUT_A_SHIFT); + + bias |= (color_arg[1] << INPUT_BiasC_SHIFT); + ordered_constant_color[1] = constant_color[0]; + ordered_constant_color[3] = constant_color[1]; + break; + + /* A = 0, B = arg[0], C = arg[1], Bias = 0.5 + */ + case GL_ADD_SIGNED: + color |= (color_arg[0] << INPUT_B_SHIFT) + | (color_arg[1] << INPUT_C_SHIFT); + bias |= HC_HTXnTBLCbias_HTXnTBLRC; + op |= HC_HTXnTBLCop_Sub; + + ordered_constant_color[1] = constant_color[0]; + ordered_constant_color[2] = constant_color[1]; + ordered_constant_color[3] = 0x00808080; + break; + + /* A = arg[2], B = arg[0], C = arg[1], Bias = arg[1] + */ + case GL_INTERPOLATE: + op |= HC_HTXnTBLCop_Sub; + + color |= (color_arg[2] << INPUT_A_SHIFT) | + (color_arg[0] << INPUT_B_SHIFT) | + (color_arg[1] << INPUT_C_SHIFT); + bias |= (color_arg[1] << INPUT_BiasC_SHIFT); + + ordered_constant_color[0] = constant_color[2]; + ordered_constant_color[1] = constant_color[0]; + ordered_constant_color[2] = constant_color[1]; + ordered_constant_color[3] = constant_color[1]; + break; + + /* At this point this code is completely untested. It appears that the + * Unichrome has the same limitation as the Radeon R100. The only + * supported post-scale when doing DOT3 bumpmapping is 1x. + */ + case GL_DOT3_RGB_EXT: + case GL_DOT3_RGBA_EXT: + case GL_DOT3_RGB: + case GL_DOT3_RGBA: + c_shift = 2; + a_shift = 2; + color |= (color_arg[0] << INPUT_A_SHIFT) | + (color_arg[1] << INPUT_B_SHIFT); + op |= HC_HTXnTBLDOT4; + break; + } + + + /* The alpha blend stage has the annoying quirk of not having a + * hard-wired 0 input, like the color stage. As a result, we have + * to program the constant register with 0 and use that as our + * 0 input. + */ + + switch( combine->ModeA ) { + /* A = 0, B = 0, C = 0, Bias = arg0 + */ + case GL_REPLACE: + bias |= (alpha_arg[0] << INPUT_BiasA_SHIFT); + + alpha |= (HC_XTA_HTXnTBLRA << INPUT_A_SHIFT) | + (HC_XTA_HTXnTBLRA << INPUT_B_SHIFT) | + (HC_XTA_HTXnTBLRA << INPUT_C_SHIFT); + break; + + /* A = arg[0], B = arg[1], C = 0, Bias = 0 + */ + case GL_MODULATE: + alpha |= (alpha_arg[1] << INPUT_A_SHIFT) + | (alpha_arg[0] << INPUT_B_SHIFT) + | (HC_XTA_HTXnTBLRA << INPUT_C_SHIFT); + + bias |= (HC_XTA_HTXnTBLRA << INPUT_BiasA_SHIFT); + break; + + /* A = 0, B = arg[0], C = 0, Bias = arg[1] + */ + case GL_ADD: + case GL_SUBTRACT: + if ( combine->ModeA == GL_SUBTRACT ) { + op |= HC_HTXnTBLAop_Sub; + } + + alpha |= (HC_XTA_HTXnTBLRA << INPUT_A_SHIFT) | + (alpha_arg[0] << INPUT_B_SHIFT) | + (HC_XTA_HTXnTBLRA << INPUT_C_SHIFT); + bias |= (alpha_arg[1] << INPUT_BiasA_SHIFT); + break; + + /* A = 0, B = arg[0], C = arg[1], Bias = 0.5 + */ + case GL_ADD_SIGNED: + op |= HC_HTXnTBLAop_Sub; + + alpha |= (alpha_arg[0] << INPUT_B_SHIFT) + | (alpha_arg[1] << INPUT_C_SHIFT); + bias |= (HC_XTA_HTXnTBLRA << INPUT_BiasA_SHIFT); + + bias_alpha = 0x00000080; + break; + + /* A = arg[2], B = arg[0], C = arg[1], Bias = arg[1] + */ + case GL_INTERPOLATE: + op |= HC_HTXnTBLAop_Sub; + + alpha |= (alpha_arg[2] << INPUT_A_SHIFT) | + (alpha_arg[0] << INPUT_B_SHIFT) | + (alpha_arg[1] << INPUT_C_SHIFT); + bias |= (alpha_arg[1] << INPUT_BiasA_SHIFT); + break; + } + + + op |= c_shift_table[ c_shift ] | a_shift_table[ a_shift ]; + + + if ( unit == 0 ) { + vmesa->regHTXnTBLMPfog_0 = HC_HTXnTBLMPfog_Fog; + + vmesa->regHTXnTBLCsat_0 = color; + vmesa->regHTXnTBLAsat_0 = alpha; + vmesa->regHTXnTBLCop_0 = op | bias; + vmesa->regHTXnTBLRAa_0 = bias_alpha | (constant_alpha << 16); + + vmesa->regHTXnTBLRCa_0 = ordered_constant_color[0]; + vmesa->regHTXnTBLRCb_0 = ordered_constant_color[1]; + vmesa->regHTXnTBLRCc_0 = ordered_constant_color[2]; + vmesa->regHTXnTBLRCbias_0 = ordered_constant_color[3]; + } + else { + vmesa->regHTXnTBLMPfog_1 = HC_HTXnTBLMPfog_Fog; + + vmesa->regHTXnTBLCsat_1 = color; + vmesa->regHTXnTBLAsat_1 = alpha; + vmesa->regHTXnTBLCop_1 = op | bias; + vmesa->regHTXnTBLRAa_1 = bias_alpha | (constant_alpha << 16); + } +} + -- cgit v1.2.3