/* * 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 "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 copyPv; GLboolean (*check_tex_sizes)(GLcontext *ctx); GLuint vertexSize; GLuint vertexStrideShift; GLuint vertexFormat; } 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)->vertexSize #define GET_VERTEX_SIZE() VIA_CONTEXT(ctx)->vertexSize #define GET_VERTEX_STORE() VIA_CONTEXT(ctx)->verts #define GET_VERTEX_STRIDE_SHIFT() VIA_CONTEXT(ctx)->vertexStrideShift #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].copyPv /*********************************************************************** * 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].copyPv; } } #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->vertexStrideShift)); GLuint stride = 1 << vmesa->vertexStrideShift; #ifdef DEBUG if (VIA_DEBUG) fprintf(stderr, "%s - in\n", __FUNCTION__); #endif newinputs |= vmesa->setupNewInputs; vmesa->setupNewInputs = 0; if (!newinputs) return; if (newinputs & VERT_BIT_CLIP) { setup_tab[vmesa->setupIndex].emit(ctx, start, count, v, stride); } else { GLuint ind = 0; if (newinputs & VERT_BIT_COLOR0) ind |= VIA_RGBA_BIT; if (newinputs & VERT_BIT_COLOR1) ind |= VIA_SPEC_BIT; if (newinputs & VERT_BIT_TEX0) ind |= VIA_TEX0_BIT; if (newinputs & VERT_BIT_TEX1) 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._EnabledUnits > 1) ind |= VIA_TEX1_BIT | VIA_TEX0_BIT; else if (ctx->Texture._EnabledUnits == 1) 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].copyPv; } vmesa->vertexSize = setup_tab[ind].vertexSize; vmesa->vertexStrideShift = setup_tab[ind].vertexStrideShift; #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 vertexSize = vmesa->vertexSize * 4; GLuint *dest = viaCheckDma(vmesa, (count - start) * vertexSize); #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, vertexSize); vmesa->dmaLow += (count - start) * vertexSize; #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; } }