static void set_vertex_format( i830ContextPtr i830 ) { i830->meta.Ctx[I830_CTXREG_VF] = (_3DSTATE_VFT0_CMD | VFT0_TEX_COUNT(1) | VFT0_DIFFUSE | VFT0_SPEC | VFT0_XYZW); i830->meta.Ctx[I830_CTXREG_VF2] = (_3DSTATE_VFT1_CMD | VFT1_TEX0_FMT(TEXCOORDFMT_2D) | VFT1_TEX1_FMT(TEXCOORDFMT_2D) | VFT1_TEX2_FMT(TEXCOORDFMT_2D) | VFT1_TEX3_FMT(TEXCOORDFMT_2D)); i830->meta.emitted &= ~I830_UPLOAD_CTX; }
static void set_vertex_format(struct intel_context *intel) { struct i830_context *i830 = i830_context(&intel->ctx); i830->meta.Ctx[I830_CTXREG_VF] = (_3DSTATE_VFT0_CMD | VFT0_TEX_COUNT(1) | VFT0_DIFFUSE | VFT0_XYZ); i830->meta.Ctx[I830_CTXREG_VF2] = (_3DSTATE_VFT1_CMD | VFT1_TEX0_FMT(TEXCOORDFMT_2D) | VFT1_TEX1_FMT(TEXCOORDFMT_2D) | VFT1_TEX2_FMT(TEXCOORDFMT_2D) | VFT1_TEX3_FMT(TEXCOORDFMT_2D)); i830->meta.emitted &= ~I830_UPLOAD_CTX; }
static void i830_render_start(struct intel_context *intel) { GLcontext *ctx = &intel->ctx; struct i830_context *i830 = i830_context(ctx); TNLcontext *tnl = TNL_CONTEXT(ctx); struct vertex_buffer *VB = &tnl->vb; DECLARE_RENDERINPUTS(index_bitset); GLuint v0 = _3DSTATE_VFT0_CMD; GLuint v2 = _3DSTATE_VFT1_CMD; GLuint mcsb1 = 0; RENDERINPUTS_COPY(index_bitset, tnl->render_inputs_bitset); /* Important: */ VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr; intel->vertex_attr_count = 0; /* EMIT_ATTR's must be in order as they tell t_vertex.c how to * build up a hardware vertex. */ if (RENDERINPUTS_TEST_RANGE(index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX)) { EMIT_ATTR(_TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, VFT0_XYZW); intel->coloroffset = 4; } else { EMIT_ATTR(_TNL_ATTRIB_POS, EMIT_3F_VIEWPORT, VFT0_XYZ); intel->coloroffset = 3; } if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_POINTSIZE)) { EMIT_ATTR(_TNL_ATTRIB_POINTSIZE, EMIT_1F, VFT0_POINT_WIDTH); } EMIT_ATTR(_TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, VFT0_DIFFUSE); intel->specoffset = 0; if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_COLOR1) || RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_FOG)) { if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_COLOR1)) { intel->specoffset = intel->coloroffset + 1; EMIT_ATTR(_TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, VFT0_SPEC); } else EMIT_PAD(3); if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_FOG)) EMIT_ATTR(_TNL_ATTRIB_FOG, EMIT_1UB_1F, VFT0_SPEC); else EMIT_PAD(1); } if (RENDERINPUTS_TEST_RANGE(index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX)) { int i, count = 0; for (i = 0; i < I830_TEX_UNITS; i++) { if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_TEX(i))) { GLuint sz = VB->TexCoordPtr[i]->size; GLuint emit; GLuint mcs = (i830->state.Tex[i][I830_TEXREG_MCS] & ~TEXCOORDTYPE_MASK); switch (sz) { case 1: case 2: emit = EMIT_2F; sz = 2; mcs |= TEXCOORDTYPE_CARTESIAN; break; case 3: emit = EMIT_3F; sz = 3; mcs |= TEXCOORDTYPE_VECTOR; break; case 4: emit = EMIT_3F_XYW; sz = 3; mcs |= TEXCOORDTYPE_HOMOGENEOUS; break; default: continue; }; EMIT_ATTR(_TNL_ATTRIB_TEX0 + i, emit, 0); v2 |= VRTX_TEX_SET_FMT(count, SZ_TO_HW(sz)); mcsb1 |= (count + 8) << (i * 4); if (mcs != i830->state.Tex[i][I830_TEXREG_MCS]) { I830_STATECHANGE(i830, I830_UPLOAD_TEX(i)); i830->state.Tex[i][I830_TEXREG_MCS] = mcs; } count++; } } v0 |= VFT0_TEX_COUNT(count); } /* Only need to change the vertex emit code if there has been a * statechange to a new hardware vertex format: */ if (v0 != i830->state.Ctx[I830_CTXREG_VF] || v2 != i830->state.Ctx[I830_CTXREG_VF2] || mcsb1 != i830->state.Ctx[I830_CTXREG_MCSB1] || !RENDERINPUTS_EQUAL(index_bitset, i830->last_index_bitset)) { int k; I830_STATECHANGE(i830, I830_UPLOAD_CTX); /* Must do this *after* statechange, so as not to affect * buffered vertices reliant on the old state: */ intel->vertex_size = _tnl_install_attrs(ctx, intel->vertex_attrs, intel->vertex_attr_count, intel->ViewportMatrix.m, 0); intel->vertex_size >>= 2; i830->state.Ctx[I830_CTXREG_VF] = v0; i830->state.Ctx[I830_CTXREG_VF2] = v2; i830->state.Ctx[I830_CTXREG_MCSB1] = mcsb1; RENDERINPUTS_COPY(i830->last_index_bitset, index_bitset); k = i830_check_vertex_size(intel, intel->vertex_size); assert(k); }