diff options
Diffstat (limited to 'src/mesa/drivers/dri/unichrome/via_vb.c')
| -rw-r--r-- | src/mesa/drivers/dri/unichrome/via_vb.c | 415 |
1 files changed, 415 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/unichrome/via_vb.c b/src/mesa/drivers/dri/unichrome/via_vb.c new file mode 100644 index 0000000000..d29e3a0d83 --- /dev/null +++ b/src/mesa/drivers/dri/unichrome/via_vb.c @@ -0,0 +1,415 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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 + * 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 + * VIA, S3 GRAPHICS, AND/OR ITS 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. + */ + +#include "glheader.h" +#include "mtypes.h" +#include "imports.h" +#include "macros.h" +#include "colormac.h" +/*#include "mmath.h" _SOLO*/ +/*#include "mem.h" _SOLO*/ + +#include "swrast_setup/swrast_setup.h" +#include "tnl/t_context.h" + +#include "via_context.h" +#include "via_vb.h" +#include "via_ioctl.h" +#include "via_tris.h" +#include "via_state.h" + +static struct { + void (*emit)(GLcontext *, GLuint, GLuint, void *, GLuint); + interp_func interp; + copy_pv_func copy_pv; + GLboolean (*check_tex_sizes)(GLcontext *ctx); + GLuint vertex_size; + GLuint vertex_stride_shift; + GLuint vertex_format; +} setup_tab[VIA_MAX_SETUP]; + +#define TINY_VERTEX_FORMAT 1 +#define NOTEX_VERTEX_FORMAT 2 +#define TEX0_VERTEX_FORMAT 3 +#define TEX1_VERTEX_FORMAT 4 + +#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 & VIA_XYZW_BIT) +#define DO_RGBA (IND & VIA_RGBA_BIT) +#define DO_SPEC (IND & VIA_SPEC_BIT) +#define DO_FOG (IND & VIA_FOG_BIT) +#define DO_TEX0 (IND & VIA_TEX0_BIT) +#define DO_TEX1 (IND & VIA_TEX1_BIT) +#define DO_TEX2 0 +#define DO_TEX3 0 +#define DO_PTEX (IND & VIA_PTEX_BIT) + +#define VERTEX viaVertex +#define VERTEX_COLOR via_color_t +#define GET_VIEWPORT_MAT() VIA_CONTEXT(ctx)->ViewportMatrix.m +#define GET_TEXSOURCE(n) n +#define GET_VERTEX_FORMAT() VIA_CONTEXT(ctx)->vertex_size +#define GET_VERTEX_SIZE() VIA_CONTEXT(ctx)->vertex_size +#define GET_VERTEX_STORE() VIA_CONTEXT(ctx)->verts +#define GET_VERTEX_STRIDE_SHIFT() VIA_CONTEXT(ctx)->vertex_stride_shift +#define GET_UBYTE_COLOR_STORE() &VIA_CONTEXT(ctx)->UbyteColor +#define GET_UBYTE_SPEC_COLOR_STORE() &VIA_CONTEXT(ctx)->UbyteSecondaryColor +#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 = VIA_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)0xffffffff + +#define PTEX_FALLBACK() FALLBACK(VIA_CONTEXT(ctx), VIA_FALLBACK_TEXTURE, 1) + +#define IMPORT_FLOAT_COLORS via_import_float_colors +#define IMPORT_FLOAT_SPEC_COLORS via_import_float_spec_colors + +#define INTERP_VERTEX setup_tab[VIA_CONTEXT(ctx)->setupIndex].interp +#define COPY_PV_VERTEX setup_tab[VIA_CONTEXT(ctx)->setupIndex].copy_pv + + +/*********************************************************************** + * Generate pv-copying and translation functions * + ***********************************************************************/ + +#define TAG(x) via_##x +#include "tnl_dd/t_dd_vb.c" + +/*********************************************************************** + * Generate vertex emit and interp functions * + ***********************************************************************/ +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT) +#define TAG(x) x##_wg +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_SPEC_BIT) +#define TAG(x) x##_wgs +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_TEX0_BIT) +#define TAG(x) x##_wgt0 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_TEX0_BIT | VIA_TEX1_BIT) +#define TAG(x) x##_wgt0t1 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_TEX0_BIT | VIA_PTEX_BIT) +#define TAG(x) x##_wgpt0 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_TEX0_BIT | VIA_TEX1_BIT |\ + VIA_PTEX_BIT) +#define TAG(x) x##_wgpt0t1 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_SPEC_BIT | VIA_TEX0_BIT) +#define TAG(x) x##_wgst0 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_SPEC_BIT | VIA_TEX0_BIT |\ + VIA_TEX1_BIT) +#define TAG(x) x##_wgst0t1 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_SPEC_BIT | VIA_TEX0_BIT |\ + VIA_PTEX_BIT) +#define TAG(x) x##_wgspt0 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_SPEC_BIT | VIA_TEX0_BIT |\ + VIA_TEX1_BIT | VIA_PTEX_BIT) +#define TAG(x) x##_wgspt0t1 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT) +#define TAG(x) x##_wgf +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_SPEC_BIT) +#define TAG(x) x##_wgfs +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_TEX0_BIT) +#define TAG(x) x##_wgft0 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_TEX0_BIT |\ + VIA_TEX1_BIT) +#define TAG(x) x##_wgft0t1 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_TEX0_BIT |\ + VIA_PTEX_BIT) +#define TAG(x) x##_wgfpt0 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_TEX0_BIT |\ + VIA_TEX1_BIT | VIA_PTEX_BIT) +#define TAG(x) x##_wgfpt0t1 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_SPEC_BIT |\ + VIA_TEX0_BIT) +#define TAG(x) x##_wgfst0 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_SPEC_BIT |\ + VIA_TEX0_BIT | VIA_TEX1_BIT) +#define TAG(x) x##_wgfst0t1 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_SPEC_BIT |\ + VIA_TEX0_BIT | VIA_PTEX_BIT) +#define TAG(x) x##_wgfspt0 +#include "via_dd_vbtmp.h" + +#define IND (VIA_XYZW_BIT | VIA_RGBA_BIT | VIA_FOG_BIT | VIA_SPEC_BIT |\ + VIA_TEX0_BIT | VIA_TEX1_BIT | VIA_PTEX_BIT) +#define TAG(x) x##_wgfspt0t1 +#include "via_dd_vbtmp.h" + +static void init_setup_tab(void) { + + init_wg(); + init_wgs(); + init_wgt0(); + init_wgt0t1(); + init_wgpt0(); + init_wgpt0t1(); + init_wgst0(); + init_wgst0t1(); + init_wgspt0(); + init_wgspt0t1(); + init_wgf(); + init_wgfs(); + init_wgft0(); + init_wgft0t1(); + init_wgfpt0(); + init_wgfpt0t1(); + init_wgfst0(); + init_wgfst0t1(); + init_wgfspt0(); + init_wgfspt0t1(); +} + +void viaPrintSetupFlags(char *msg, GLuint flags) { +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "%s(%x): %s%s%s%s%s%s\n", + msg, + (int)flags, + (flags & VIA_XYZW_BIT) ? " xyzw," : "", + (flags & VIA_RGBA_BIT) ? " rgba," : "", + (flags & VIA_SPEC_BIT) ? " spec," : "", + (flags & VIA_FOG_BIT) ? " fog," : "", + (flags & VIA_TEX0_BIT) ? " tex-0," : "", + (flags & VIA_TEX1_BIT) ? " tex-1," : ""); +#endif +} + +void viaCheckTexSizes(GLcontext *ctx) { + TNLcontext *tnl = TNL_CONTEXT(ctx); + viaContextPtr vmesa = VIA_CONTEXT(ctx); +#ifdef DEBUG + if (VIA_DEBUG) { + fprintf(stderr, "%s - in\n", __FUNCTION__); + fprintf(stderr, "setupIndex = %x\n", vmesa->setupIndex); + } +#endif + if (!setup_tab[vmesa->setupIndex].check_tex_sizes(ctx)) { + /* Invalidate stored verts + */ + vmesa->setupNewInputs = ~0; + vmesa->setupIndex |= VIA_PTEX_BIT; + + if (!vmesa->Fallback && + !(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) { + tnl->Driver.Render.Interp = setup_tab[vmesa->setupIndex].interp; + tnl->Driver.Render.CopyPV = setup_tab[vmesa->setupIndex].copy_pv; + } + } +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "%s - out\n", __FUNCTION__); +#endif +} + +void viaBuildVertices(GLcontext *ctx, + GLuint start, + GLuint count, + GLuint newinputs) +{ + viaContextPtr vmesa = VIA_CONTEXT(ctx); + GLubyte *v = ((GLubyte *)vmesa->verts + (start << vmesa->vertex_stride_shift)); + GLuint stride = 1 << vmesa->vertex_stride_shift; +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "%s - in\n", __FUNCTION__); +#endif + newinputs |= vmesa->setupNewInputs; + vmesa->setupNewInputs = 0; + if (!newinputs) + return; + if (newinputs & VERT_CLIP) { + setup_tab[vmesa->setupIndex].emit(ctx, start, count, v, stride); + } + else { + GLuint ind = 0; + + if (newinputs & VERT_RGBA) + ind |= VIA_RGBA_BIT; + + if (newinputs & VERT_BIT_COLOR1) + ind |= VIA_SPEC_BIT; + + if (newinputs & VERT_TEX(0)) + ind |= VIA_TEX0_BIT; + + if (newinputs & VERT_TEX(1)) + ind |= VIA_TEX1_BIT; + + if (newinputs & VERT_BIT_FOG) + ind |= VIA_FOG_BIT; + + if (vmesa->setupIndex & VIA_PTEX_BIT) + ind = ~0; + + ind &= vmesa->setupIndex; + ind |= VIA_XYZW_BIT; + + if (ind) { + setup_tab[ind].emit(ctx, start, count, v, stride); + } + } +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "%s - out\n", __FUNCTION__); +#endif +} + +void viaChooseVertexState(GLcontext *ctx) { + TNLcontext *tnl = TNL_CONTEXT(ctx); + viaContextPtr vmesa = VIA_CONTEXT(ctx); + GLuint ind = VIA_XYZW_BIT | VIA_RGBA_BIT; +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "%s - in\n", __FUNCTION__); +#endif + if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) + ind |= VIA_SPEC_BIT; + + if (ctx->Fog.Enabled) + ind |= VIA_FOG_BIT; + + if (ctx->Texture.Unit[1]._ReallyEnabled) + ind |= VIA_TEX1_BIT | VIA_TEX0_BIT; + else if (ctx->Texture.Unit[0]._ReallyEnabled) + ind |= VIA_TEX0_BIT; + + vmesa->setupIndex = ind; +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "setupIndex = %x\n", vmesa->setupIndex); +#endif + + if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) { + tnl->Driver.Render.Interp = via_interp_extras; + tnl->Driver.Render.CopyPV = via_copy_pv_extras; + } + else { + tnl->Driver.Render.Interp = setup_tab[ind].interp; + tnl->Driver.Render.CopyPV = setup_tab[ind].copy_pv; + } + + vmesa->vertex_size = setup_tab[ind].vertex_size; + vmesa->vertex_stride_shift = setup_tab[ind].vertex_stride_shift; +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "%s - out\n", __FUNCTION__); +#endif + +} + +void via_emit_contiguous_verts(GLcontext *ctx, + GLuint start, + GLuint count) { + viaContextPtr vmesa = VIA_CONTEXT(ctx); + GLuint vertex_size = vmesa->vertex_size * 4; + GLuint *dest = viaCheckDma(vmesa, (count - start) * vertex_size); +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "%s - in\n", __FUNCTION__); + + if (VIA_DEBUG) fprintf(stderr, "choose setup_tab[0x%x]\n", vmesa->setupIndex); +#endif + setup_tab[vmesa->setupIndex].emit(ctx, start, count, dest, vertex_size); + vmesa->dmaLow += (count - start) * vertex_size; +#ifdef DEBUG + if (VIA_DEBUG) fprintf(stderr, "%s - out\n", __FUNCTION__); +#endif +} + +void viaInitVB(GLcontext *ctx) { + viaContextPtr vmesa = VIA_CONTEXT(ctx); + GLuint size = TNL_CONTEXT(ctx)->vb.Size; + + vmesa->verts = ALIGN_MALLOC(size * 4 * 16, 32); + + { + static int firsttime = 1; + if (firsttime) { + init_setup_tab(); + firsttime = 0; + } + } +} + +void viaFreeVB(GLcontext *ctx) { + viaContextPtr vmesa = VIA_CONTEXT(ctx); + + if (vmesa->verts) { + ALIGN_FREE(vmesa->verts); + vmesa->verts = 0; + } + + if (vmesa->UbyteSecondaryColor.Ptr) { + ALIGN_FREE((void*)vmesa->UbyteSecondaryColor.Ptr); + vmesa->UbyteSecondaryColor.Ptr = 0; + } + + if (vmesa->UbyteColor.Ptr) { + ALIGN_FREE((void*)vmesa->UbyteColor.Ptr); + vmesa->UbyteColor.Ptr = 0; + } +} |