void _swsetup_Wakeup( GLcontext *ctx ) { TNLcontext *tnl = TNL_CONTEXT(ctx); SScontext *swsetup = SWSETUP_CONTEXT(ctx); tnl->Driver.Render.Start = _swsetup_RenderStart; tnl->Driver.Render.Finish = _swsetup_RenderFinish; tnl->Driver.Render.PrimitiveNotify = _swsetup_RenderPrimitive; tnl->Driver.Render.Interp = _tnl_interp; tnl->Driver.Render.CopyPV = _tnl_copy_pv; tnl->Driver.Render.ClippedPolygon = _tnl_RenderClippedPolygon; /* new */ tnl->Driver.Render.ClippedLine = _tnl_RenderClippedLine; /* new */ /* points */ /* line */ /* triangle */ /* quad */ tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts; tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts; tnl->Driver.Render.ResetLineStipple = _swrast_ResetLineStipple; tnl->Driver.Render.BuildVertices = _tnl_build_vertices; tnl->Driver.Render.Multipass = 0; _tnl_invalidate_vertices( ctx, ~0 ); _tnl_need_projected_coords( ctx, GL_TRUE ); _swsetup_InvalidateState( ctx, ~0 ); swsetup->verts = (SWvertex *)tnl->clipspace.vertex_buf; RENDERINPUTS_ZERO( swsetup->last_index_bitset ); }
/** * Prepare to render a vertex buffer. * Called via tnl->Driver.Render.Start. */ static void _swsetup_RenderStart( GLcontext *ctx ) { SScontext *swsetup = SWSETUP_CONTEXT(ctx); TNLcontext *tnl = TNL_CONTEXT(ctx); struct vertex_buffer *VB = &tnl->vb; if (swsetup->NewState & _SWSETUP_NEW_RENDERINDEX) { _swsetup_choose_trifuncs(ctx); } if (swsetup->NewState & _NEW_PROGRAM) { RENDERINPUTS_ZERO( swsetup->last_index_bitset ); } swsetup->NewState = 0; /* This will change if drawing unfilled tris */ _swrast_SetFacing(ctx, 0); _swrast_render_start(ctx); /* Important */ VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr; setup_vertex_format(ctx); }
void radeonFallback( GLcontext *ctx, GLuint bit, GLboolean mode ) { radeonContextPtr rmesa = RADEON_CONTEXT(ctx); TNLcontext *tnl = TNL_CONTEXT(ctx); GLuint oldfallback = rmesa->Fallback; if (mode) { rmesa->Fallback |= bit; if (oldfallback == 0) { RADEON_FIREVERTICES( rmesa ); TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_RASTER, GL_TRUE ); _swsetup_Wakeup( ctx ); rmesa->swtcl.RenderIndex = ~0; if (RADEON_DEBUG & DEBUG_FALLBACKS) { fprintf(stderr, "Radeon begin rasterization fallback: 0x%x %s\n", bit, getFallbackString(bit)); } } } else { rmesa->Fallback &= ~bit; if (oldfallback == bit) { _swrast_flush( ctx ); tnl->Driver.Render.Start = radeonRenderStart; tnl->Driver.Render.PrimitiveNotify = radeonRenderPrimitive; tnl->Driver.Render.Finish = radeonRenderFinish; tnl->Driver.Render.BuildVertices = _tnl_build_vertices; tnl->Driver.Render.CopyPV = _tnl_copy_pv; tnl->Driver.Render.Interp = _tnl_interp; tnl->Driver.Render.ResetLineStipple = radeonResetLineStipple; TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_RASTER, GL_FALSE ); if (rmesa->TclFallback) { /* These are already done if rmesa->TclFallback goes to * zero above. But not if it doesn't (RADEON_NO_TCL for * example?) */ _tnl_invalidate_vertex_state( ctx, ~0 ); _tnl_invalidate_vertices( ctx, ~0 ); RENDERINPUTS_ZERO( rmesa->tnl_index_bitset ); radeonChooseVertexState( ctx ); radeonChooseRenderState( ctx ); } if (RADEON_DEBUG & DEBUG_FALLBACKS) { fprintf(stderr, "Radeon end rasterization fallback: 0x%x %s\n", bit, getFallbackString(bit)); } } } }
void _tnl_InvalidateState( GLcontext *ctx, GLuint new_state ) { TNLcontext *tnl = TNL_CONTEXT(ctx); const struct gl_vertex_program *vp = ctx->VertexProgram._Current; const struct gl_fragment_program *fp = ctx->FragmentProgram._Current; if (new_state & (_NEW_HINT | _NEW_PROGRAM)) { ASSERT(tnl->AllowVertexFog || tnl->AllowPixelFog); tnl->_DoVertexFog = ((tnl->AllowVertexFog && (ctx->Hint.Fog != GL_NICEST)) || !tnl->AllowPixelFog) && !fp; } tnl->pipeline.new_state |= new_state; /* Calculate tnl->render_inputs. This bitmask indicates which vertex * attributes need to be emitted to the rasterizer. */ if (ctx->Visual.rgbMode) { GLuint i; RENDERINPUTS_ZERO( tnl->render_inputs_bitset ); RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POS ); if (!fp || (fp->Base.InputsRead & FRAG_BIT_COL0)) { RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR0 ); } if (NEED_SECONDARY_COLOR(ctx)) RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR1 ); for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) { if (ctx->Texture._EnabledCoordUnits & (1 << i) || (fp && fp->Base.InputsRead & FRAG_BIT_TEX(i))) { RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_TEX(i) ); } } } else { RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POS ); RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR_INDEX ); } if (ctx->Fog.Enabled) { /* fixed-function fog */ RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_FOG ); } else if (fp) { if (fp->FogOption != GL_NONE || (fp->Base.InputsRead & FRAG_BIT_FOGC)) { /* fragment program needs fog coord */ RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_FOG ); } } if (ctx->Polygon.FrontMode != GL_FILL || ctx->Polygon.BackMode != GL_FILL) RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_EDGEFLAG ); if (ctx->RenderMode == GL_FEEDBACK) RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_TEX0 ); if (ctx->Point._Attenuated || (ctx->VertexProgram._Enabled && ctx->VertexProgram.PointSizeEnabled)) RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POINTSIZE ); /* check for varying vars which are written by the vertex program */ if (vp) { GLuint i; for (i = 0; i < MAX_VARYING; i++) { if (vp->Base.OutputsWritten & BITFIELD64_BIT(VERT_RESULT_VAR0 + i)) { RENDERINPUTS_SET(tnl->render_inputs_bitset, _TNL_ATTRIB_GENERIC(i)); } } } }