/* * GLX Hardware Device Driver for Intel i810 * Copyright (C) 1999 Keith Whitwell * * 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 * the rights to use, copy, modify, merge, publish, distribute, sublicense, * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS 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. * * */ #include "main/glheader.h" #include "main/mtypes.h" #include "main/imports.h" #include "main/macros.h" #include "main/colormac.h" #include "swrast_setup/swrast_setup.h" #include "tnl/t_context.h" #include "i810screen.h" #include "i810_dri.h" #include "i810context.h" #include "i810vb.h" #include "i810ioctl.h" #include "i810state.h" #define I810_TEX1_BIT 0x1 #define I810_TEX0_BIT 0x2 #define I810_RGBA_BIT 0x4 #define I810_SPEC_BIT 0x8 #define I810_FOG_BIT 0x10 #define I810_XYZW_BIT 0x20 #define I810_PTEX_BIT 0x40 #define I810_MAX_SETUP 0x80 static struct { void (*emit)( struct gl_context *, GLuint, GLuint, void *, GLuint ); tnl_interp_func interp; tnl_copy_pv_func copy_pv; GLboolean (*check_tex_sizes)( struct gl_context *ctx ); GLuint vertex_size; GLuint vertex_format; } setup_tab[I810_MAX_SETUP]; #define TINY_VERTEX_FORMAT (GFX_OP_VERTEX_FMT | \ VF_TEXCOORD_COUNT_0 | \ VF_RGBA_ENABLE | \ VF_XYZ) #define NOTEX_VERTEX_FORMAT (GFX_OP_VERTEX_FMT | \ VF_TEXCOORD_COUNT_0 | \ VF_SPEC_FOG_ENABLE | \ VF_RGBA_ENABLE | \ VF_XYZW) #define TEX0_VERTEX_FORMAT (GFX_OP_VERTEX_FMT | \ VF_TEXCOORD_COUNT_1 | \ VF_SPEC_FOG_ENABLE | \ VF_RGBA_ENABLE | \ VF_XYZW) #define TEX1_VERTEX_FORMAT (GFX_OP_VERTEX_FMT | \ VF_TEXCOORD_COUNT_2 | \ VF_SPEC_FOG_ENABLE | \ VF_RGBA_ENABLE | \ VF_XYZW) #define PROJ_TEX1_VERTEX_FORMAT 0 #define TEX2_VERTEX_FORMAT 0 #define TEX3_VERTEX_FORMAT 0 #define PROJ_TEX3_VERTEX_FORMAT 0 #define DO_XYZW (IND & I810_XYZW_BIT) #define DO_RGBA (IND & I810_RGBA_BIT) #define DO_SPEC (IND & I810_SPEC_BIT) #define DO_FOG (IND & I810_FOG_BIT) #define DO_TEX0 (IND & I810_TEX0_BIT) #define DO_TEX1 (IND & I810_TEX1_BIT) #define DO_TEX2 0 #define DO_TEX3 0 #define DO_PTEX (IND & I810_PTEX_BIT) #define VERTEX i810Vertex #define VERTEX_COLOR i810_color_t #define GET_VIEWPORT_MAT() I810_CONTEXT(ctx)->ViewportMatrix.m #define GET_TEXSOURCE(n) n #define GET_VERTEX_FORMAT() I810_CONTEXT(ctx)->Setup[I810_CTXREG_VF] #define GET_VERTEX_STORE() I810_CONTEXT(ctx)->verts #define GET_VERTEX_SIZE() I810_CONTEXT(ctx)->vertex_size * sizeof(GLuint) #define INVALIDATE_STORED_VERTICES() #define HAVE_HW_VIEWPORT 0 #define HAVE_HW_DIVIDE 0 #define HAVE_RGBA_COLOR 0 #define HAVE_TINY_VERTICES 1 #define HAVE_NOTEX_VERTICES 1 #define HAVE_TEX0_VERTICES 1 #define HAVE_TEX1_VERTICES 1 #define HAVE_TEX2_VERTICES 0 #define HAVE_TEX3_VERTICES 0 #define HAVE_PTEX_VERTICES 0 #define UNVIEWPORT_VARS GLfloat h = I810_CONTEXT(ctx)->driDrawable->h #define UNVIEWPORT_X(x) x - SUBPIXEL_X #define UNVIEWPORT_Y(y) - y + h + SUBPIXEL_Y #define UNVIEWPORT_Z(z) z * (float)0xffff #define PTEX_FALLBACK() FALLBACK(I810_CONTEXT(ctx), I810_FALLBACK_TEXTURE, 1) #define INTERP_VERTEX setup_tab[I810_CONTEXT(ctx)->SetupIndex].interp #define COPY_PV_VERTEX setup_tab[I810_CONTEXT(ctx)->SetupIndex].copy_pv /*********************************************************************** * Generate pv-copying and translation functions * ***********************************************************************/ #define TAG(x) i810_##x #include "tnl_dd/t_dd_vb.c" /*********************************************************************** * Generate vertex emit and interp functions * ***********************************************************************/ #define IND (I810_XYZW_BIT|I810_RGBA_BIT) #define TAG(x) x##_wg #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_SPEC_BIT) #define TAG(x) x##_wgs #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_TEX0_BIT) #define TAG(x) x##_wgt0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_TEX0_BIT|I810_TEX1_BIT) #define TAG(x) x##_wgt0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_TEX0_BIT|I810_PTEX_BIT) #define TAG(x) x##_wgpt0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT) #define TAG(x) x##_wgst0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT|\ I810_TEX1_BIT) #define TAG(x) x##_wgst0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT|\ I810_PTEX_BIT) #define TAG(x) x##_wgspt0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT) #define TAG(x) x##_wgf #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT) #define TAG(x) x##_wgfs #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT) #define TAG(x) x##_wgft0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT|\ I810_TEX1_BIT) #define TAG(x) x##_wgft0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT|\ I810_PTEX_BIT) #define TAG(x) x##_wgfpt0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|\ I810_TEX0_BIT) #define TAG(x) x##_wgfst0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|\ I810_TEX0_BIT|I810_TEX1_BIT) #define TAG(x) x##_wgfst0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|\ I810_TEX0_BIT|I810_PTEX_BIT) #define TAG(x) x##_wgfspt0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_TEX0_BIT) #define TAG(x) x##_t0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_TEX0_BIT|I810_TEX1_BIT) #define TAG(x) x##_t0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_FOG_BIT) #define TAG(x) x##_f #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_FOG_BIT|I810_TEX0_BIT) #define TAG(x) x##_ft0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_FOG_BIT|I810_TEX0_BIT|I810_TEX1_BIT) #define TAG(x) x##_ft0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT) #define TAG(x) x##_g #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_SPEC_BIT) #define TAG(x) x##_gs #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_TEX0_BIT) #define TAG(x) x##_gt0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_TEX0_BIT|I810_TEX1_BIT) #define TAG(x) x##_gt0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT) #define TAG(x) x##_gst0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT|I810_TEX1_BIT) #define TAG(x) x##_gst0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_FOG_BIT) #define TAG(x) x##_gf #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT) #define TAG(x) x##_gfs #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT) #define TAG(x) x##_gft0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT|I810_TEX1_BIT) #define TAG(x) x##_gft0t1 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|I810_TEX0_BIT) #define TAG(x) x##_gfst0 #include "tnl_dd/t_dd_vbtmp.h" #define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|I810_TEX0_BIT|\ I810_TEX1_BIT) #define TAG(x) x##_gfst0t1 #include "tnl_dd/t_dd_vbtmp.h" static void init_setup_tab( void ) { init_wg(); init_wgs(); init_wgt0(); init_wgt0t1(); init_wgpt0(); init_wgst0(); init_wgst0t1(); init_wgspt0(); init_wgf(); init_wgfs(); init_wgft0(); init_wgft0t1(); init_wgfpt0(); init_wgfst0(); init_wgfst0t1(); init_wgfspt0(); init_t0(); init_t0t1(); init_f(); init_ft0(); init_ft0t1(); init_g(); init_gs(); init_gt0(); init_gt0t1(); init_gst0(); init_gst0t1(); init_gf(); init_gfs(); init_gft0(); init_gft0t1(); init_gfst0(); init_gfst0t1(); } static void i810PrintSetupFlags(const char *msg, GLuint flags ) { fprintf(stderr, "%s(%x): %s%s%s%s%s%s\n", msg, (int)flags, (flags & I810_XYZW_BIT) ? " xyzw," : "", (flags & I810_RGBA_BIT) ? " rgba," : "", (flags & I810_SPEC_BIT) ? " spec," : "", (flags & I810_FOG_BIT) ? " fog," : "", (flags & I810_TEX0_BIT) ? " tex-0," : "", (flags & I810_TEX1_BIT) ? " tex-1," : ""); } void i810CheckTexSizes( struct gl_context *ctx ) { TNLcontext *tnl = TNL_CONTEXT(ctx); i810ContextPtr imesa = I810_CONTEXT( ctx ); if (!setup_tab[imesa->SetupIndex].check_tex_sizes(ctx)) { /* Invalidate stored verts */ imesa->SetupNewInputs = ~0; imesa->SetupIndex |= I810_PTEX_BIT; if (!imesa->Fallback && !(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) { tnl->Driver.Render.Interp = setup_tab[imesa->SetupIndex].interp; tnl->Driver.Render.CopyPV = setup_tab[imesa->SetupIndex].copy_pv; } if (imesa->Fallback) { tnl->Driver.Render.Start(ctx); } } } void i810BuildVertices( struct gl_context *ctx, GLuint start, GLuint count, GLuint newinputs ) { i810ContextPtr imesa = I810_CONTEXT( ctx ); GLuint stride = imesa->vertex_size * sizeof(int); GLubyte *v = ((GLubyte *)imesa->verts + (start * stride)); if (0) fprintf(stderr, "%s\n", __FUNCTION__); newinputs |= imesa->SetupNewInputs; imesa->SetupNewInputs = 0; if (!newinputs) return; if (newinputs & VERT_BIT_POS) { setup_tab[imesa->SetupIndex].emit( ctx, start, count, v, stride ); } else { GLuint ind = 0; if (newinputs & VERT_BIT_COLOR0) ind |= I810_RGBA_BIT; if (newinputs & VERT_BIT_COLOR1) ind |= I810_SPEC_BIT; if (newinputs & VERT_BIT_TEX0) ind |= I810_TEX0_BIT; if (newinputs & VERT_BIT_TEX1) ind |= I810_TEX1_BIT; if (newinputs & VERT_BIT_FOG) ind |= I810_FOG_BIT; if (imesa->SetupIndex & I810_PTEX_BIT) ind = ~0; ind &= imesa->SetupIndex; if (ind) { setup_tab[ind].emit( ctx, start, count, v, stride ); } } } void i810ChooseVertexState( struct gl_context *ctx ) { TNLcontext *tnl = TNL_CONTEXT(ctx); i810ContextPtr imesa = I810_CONTEXT( ctx ); GLuint ind = I810_XYZW_BIT|I810_RGBA_BIT; if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) ind |= I810_SPEC_BIT; if (ctx->Fog.Enabled) ind |= I810_FOG_BIT; if (ctx->Texture._EnabledUnits & 0x2) /* unit 1 enabled */ ind |= I810_TEX1_BIT|I810_TEX0_BIT; else if (ctx->Texture._EnabledUnits & 0x1) /* unit 0 enabled */ ind |= I810_TEX0_BIT; imesa->SetupIndex = ind; if (I810_DEBUG & (DEBUG_VERTS|DEBUG_STATE)) i810PrintSetupFlags( __FUNCTION__, ind ); if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) { tnl->Driver.Render.Interp = i810_interp_extras; tnl->Driver.Render.CopyPV = i810_copy_pv_extras; } else { tnl->Driver.Render.Interp = setup_tab[ind].interp; tnl->Driver.Render.CopyPV = setup_tab[ind].copy_pv; } if (setup_tab[ind].vertex_format != imesa->Setup[I810_CTXREG_VF]) { I810_STATECHANGE(imesa, I810_UPLOAD_CTX); imesa->Setup[I810_CTXREG_VF] = setup_tab[ind].vertex_format; imesa->vertex_size = setup_tab[ind].vertex_size; } } void *i810_emit_contiguous_verts( struct gl_context *ctx, GLuint start, GLuint count, void *dest ) { i810ContextPtr imesa = I810_CONTEXT(ctx); GLuint stride = imesa->vertex_size * 4; setup_tab[imesa->SetupIndex].emit( ctx, start, count, dest, stride ); return (void *)((char *)dest + stride * (count - start)); } void i810InitVB( struct gl_context *ctx ) { i810ContextPtr imesa = I810_CONTEXT(ctx); GLuint size = TNL_CONTEXT(ctx)->vb.Size; imesa->verts = (GLubyte *)_mesa_align_malloc(size * 4 * 16, 32); { static int firsttime = 1; if (firsttime) { init_setup_tab(); firsttime = 0; } } } void i810FreeVB( struct gl_context *ctx ) { i810ContextPtr imesa = I810_CONTEXT(ctx); if (imesa->verts) { _mesa_align_free(imesa->verts); imesa->verts = 0; } }