diff options
Diffstat (limited to 'src/mesa/tnl/t_imm_fixup.c')
| -rw-r--r-- | src/mesa/tnl/t_imm_fixup.c | 786 |
1 files changed, 0 insertions, 786 deletions
diff --git a/src/mesa/tnl/t_imm_fixup.c b/src/mesa/tnl/t_imm_fixup.c deleted file mode 100644 index 7cfacd4c0dc..00000000000 --- a/src/mesa/tnl/t_imm_fixup.c +++ /dev/null @@ -1,786 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 5.1 - * - * Copyright (C) 1999-2003 Brian Paul 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, 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 - * BRIAN PAUL 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. - */ - -/* - * Authors: - * Keith Whitwell <[email protected]> - */ - - -#include "glheader.h" -#include "context.h" -#include "enums.h" -#include "dlist.h" -#include "colormac.h" -#include "light.h" -#include "macros.h" -#include "imports.h" -#include "state.h" -#include "mtypes.h" - -#include "math/m_matrix.h" -#include "math/m_xform.h" - -#include "t_context.h" -#include "t_imm_alloc.h" -#include "t_imm_debug.h" -#include "t_imm_elt.h" -#include "t_imm_fixup.h" -#include "t_imm_exec.h" -#include "t_pipeline.h" - - -/* - * Indexed by primitive type (GL_POINTS=0, GL_LINES=1, GL_LINE_LOOP=2, etc) - */ -static const GLuint increment[GL_POLYGON+2] = { 1,2,1,1,3,1,1,4,2,1,1 }; -static const GLuint intro[GL_POLYGON+2] = { 0,0,2,2,0,2,2,0,2,2,0 }; - - -void -_tnl_fixup_4f( GLfloat data[][4], const GLuint flag[], - GLuint start, GLuint match ) -{ - GLuint i = start; - - for (;;) { - if ((flag[++i] & match) == 0) { - COPY_4FV(data[i], data[i-1]); - if (flag[i] & VERT_BIT_END_VB) break; - } - } -} - - -void -_tnl_fixup_1ui( GLuint *data, GLuint flag[], GLuint start, GLuint match ) -{ - GLuint i = start; - - for (;;) { - if ((flag[++i] & match) == 0) { - data[i] = data[i-1]; - if (flag[i] & VERT_BIT_END_VB) break; - } - } - flag[i] |= match; -} - - -void -_tnl_fixup_1ub( GLubyte *data, GLuint flag[], GLuint start, GLuint match) -{ - GLuint i = start; - - for (;;) { - if ((flag[++i] & match) == 0) { - data[i] = data[i-1]; - if (flag[i] & VERT_BIT_END_VB) break; - } - } - flag[i] |= match; -} - - -static void -fixup_first_4f( GLfloat data[][4], const GLuint flag[], GLuint match, - GLuint start, const GLfloat *dflt ) -{ - GLuint i = start-1; - match |= VERT_BIT_END_VB; - - while ((flag[++i]&match) == 0) - COPY_4FV(data[i], dflt); -} - - -static void -fixup_first_1ui( GLuint data[], const GLuint flag[], GLuint match, - GLuint start, const GLuint dflt ) -{ - GLuint i = start-1; - match |= VERT_BIT_END_VB; - - while ((flag[++i]&match) == 0) - data[i] = dflt; -} - - -static void -fixup_first_1ub( GLubyte data[], const GLuint flag[], GLuint match, - GLuint start, GLubyte dflt ) -{ - GLuint i = start-1; - match |= VERT_BIT_END_VB; - - while ((flag[++i]&match) == 0) - data[i] = dflt; -} - - -/** - * Copy vertex attributes from the ctx->Current group into the immediate - * struct at the given position according to copyMask. - */ -static void -copy_from_current( GLcontext *ctx, struct immediate *IM, - GLuint pos, GLuint copyMask ) -{ - GLuint attrib, attribBit; - - if (MESA_VERBOSE&VERBOSE_IMMEDIATE) - _tnl_print_vert_flags("copy from current", copyMask); - - for (attrib = 0, attribBit = 1; attrib < 16; attrib++, attribBit <<= 1) { - if (copyMask & attribBit) { - if (!IM->Attrib[attrib]) { - IM->Attrib[attrib] = (GLfloat (*)[4]) _mesa_malloc(IMM_SIZE * 4 * sizeof(GLfloat)); - if (!IM->Attrib[attrib]) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "vertex processing3"); - return; - } - } - COPY_4FV( IM->Attrib[attrib][pos], ctx->Current.Attrib[attrib]); - } - } - - if (copyMask & VERT_BIT_INDEX) - IM->Index[pos] = ctx->Current.Index; - - if (copyMask & VERT_BIT_EDGEFLAG) - IM->EdgeFlag[pos] = ctx->Current.EdgeFlag; -} - - -/** - * Fill in missing vertex attributes in the incoming immediate structure. - * For example, suppose the following calls are made: - * glBegin() - * glColor(c1) - * glVertex(v1) - * glVertex(v2) - * glEnd() - * The v2 vertex should get color c1 since glColor wasn't called for v2. - * This function will make c2 be c1. Same story for all vertex attribs. - */ -void -_tnl_fixup_input( GLcontext *ctx, struct immediate *IM ) -{ - TNLcontext *tnl = TNL_CONTEXT(ctx); - GLuint start = IM->CopyStart; - GLuint andflag = IM->CopyAndFlag; - GLuint orflag = IM->CopyOrFlag | IM->Evaluated; - GLuint fixup; - - IM->CopyTexSize = IM->TexSize; - -/* _mesa_debug(ctx, "Fixup input, Start: %u Count: %u LastData: %u\n", */ -/* IM->Start, IM->Count, IM->LastData); */ -/* _tnl_print_vert_flags("Orflag", orflag); */ -/* _tnl_print_vert_flags("Andflag", andflag); */ - - - fixup = ~andflag & VERT_BITS_FIXUP; - - if (!ctx->CompileFlag) - fixup &= tnl->pipeline.inputs; - - if (!ctx->ExecuteFlag) - fixup &= orflag; - - if ((orflag & (VERT_BIT_POS|VERT_BITS_EVAL_ANY)) == 0) - fixup = 0; - - if (fixup) { - const GLuint copy = fixup & ~IM->Flag[start]; - GLuint attr; - - /* Equivalent to a lazy copy-from-current when setting up the - * immediate. - */ - if (ctx->ExecuteFlag && copy) - copy_from_current( ctx, IM, start, copy ); - - if (MESA_VERBOSE&VERBOSE_IMMEDIATE) - _tnl_print_vert_flags("fixup", fixup); - - for (attr = 1; attr < VERT_ATTRIB_MAX; attr++) { /* skip 0 (POS) */ - const GLuint attrBit = 1 << attr; - if (fixup & attrBit) { - if (!IM->Attrib[attr]) { - IM->Attrib[attr] = (GLfloat (*)[4]) _mesa_malloc(IMM_SIZE * 4 * sizeof(GLfloat)); - if (!IM->Attrib[attr]) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "vertex processing"); - return; - } - } - - if (attr == VERT_BIT_COLOR0) { - /* special case, darn - try to remove someday */ - if (orflag & VERT_BIT_COLOR0) { - _tnl_fixup_4f( IM->Attrib[VERT_ATTRIB_COLOR0], IM->Flag, - start, VERT_BIT_COLOR0 ); - } - /* No need for else case as the drivers understand stride - * zero here. (TODO - propogate this) - */ - } - else { - /* general case */ - if (orflag & attrBit) - _tnl_fixup_4f( IM->Attrib[attr], IM->Flag, start, attrBit ); - else - fixup_first_4f( IM->Attrib[attr], IM->Flag, VERT_BIT_END_VB, - start, IM->Attrib[attr][start] ); - } - } - } - - if (fixup & VERT_BIT_EDGEFLAG) { - if (orflag & VERT_BIT_EDGEFLAG) - _tnl_fixup_1ub( IM->EdgeFlag, IM->Flag, start, VERT_BIT_EDGEFLAG ); - else - fixup_first_1ub( IM->EdgeFlag, IM->Flag, VERT_BIT_END_VB, start, - IM->EdgeFlag[start] ); - } - - if (fixup & VERT_BIT_INDEX) { - if (orflag & VERT_BIT_INDEX) - _tnl_fixup_1ui( IM->Index, IM->Flag, start, VERT_BIT_INDEX ); - else - fixup_first_1ui( IM->Index, IM->Flag, VERT_BIT_END_VB, start, - IM->Index[start] ); - } - - } - - /* Prune possible half-filled slot. - */ - IM->Flag[IM->LastData+1] &= ~VERT_BIT_END_VB; - IM->Flag[IM->Count] |= VERT_BIT_END_VB; - - - /* Materials: - */ - if (IM->MaterialOrMask & ~IM->MaterialAndMask) { - GLuint vulnerable = IM->MaterialOrMask; - GLuint i = IM->Start; - - do { - while (!(IM->Flag[i] & VERT_BIT_MATERIAL)) - i++; - - vulnerable &= ~IM->MaterialMask[i]; - _mesa_copy_materials( &IM->Material[i], - &ctx->Light.Material, - vulnerable ); - - - ++i; - } while (vulnerable); - } -} - - -static void -copy_material( struct immediate *next, - struct immediate *prev, - GLuint dst, GLuint src ) -{ -/* _mesa_debug(NULL, "%s\n", __FUNCTION__); */ - - if (next->Material == 0) { - next->Material = (struct gl_material *) - MALLOC( sizeof(struct gl_material) * IMM_SIZE ); - next->MaterialMask = (GLuint *) MALLOC( sizeof(GLuint) * IMM_SIZE ); - } - - next->MaterialMask[dst] = prev->MaterialOrMask; - MEMCPY(&next->Material[dst], &prev->Material[src], - sizeof(struct gl_material)); -} - - - -static GLboolean is_fan_like[GL_POLYGON+1] = { - GL_FALSE, - GL_FALSE, - GL_TRUE, /* line loop */ - GL_FALSE, - GL_FALSE, - GL_FALSE, - GL_TRUE, /* tri fan */ - GL_FALSE, - GL_FALSE, - GL_TRUE /* polygon */ -}; - - -/** - * Copy the untransformed data from the shared vertices of a primitive - * that wraps over two immediate structs. This is done prior to - * set_immediate so that prev and next may point to the same - * structure. In general it's difficult to avoid this copy on long - * primitives. - * - * Have to be careful with the transitions between display list - * replay, compile and normal execute modes. - */ -void -_tnl_copy_immediate_vertices( GLcontext *ctx, struct immediate *next ) -{ - TNLcontext *tnl = TNL_CONTEXT(ctx); - struct immediate *prev = tnl->ExecCopySource; - struct vertex_arrays *inputs = &tnl->imm_inputs; - GLuint count = tnl->ExecCopyCount; - GLuint *elts = tnl->ExecCopyElts; - GLuint offset = IMM_MAX_COPIED_VERTS - count; - GLuint i; - - if (!prev) { - ASSERT(tnl->ExecCopyCount == 0); - return; - } - - next->CopyStart = next->Start - count; - - if ((prev->CopyOrFlag & VERT_BITS_DATA) == VERT_BIT_ELT && - ctx->Array.LockCount && - (ctx->Array.Vertex.Enabled || - (ctx->VertexProgram.Enabled && ctx->Array.VertexAttrib[0].Enabled))) - { - /* Copy Elt values only - */ - for (i = 0 ; i < count ; i++) - { - GLuint src = elts[i+offset]; - GLuint dst = next->CopyStart+i; - next->Elt[dst] = prev->Elt[src]; - next->Flag[dst] = VERT_BIT_ELT; - elts[i+offset] = dst; - } -/* _mesa_debug(ctx, "ADDING VERT_BIT_ELT!\n"); */ - next->CopyOrFlag |= VERT_BIT_ELT; - next->CopyAndFlag &= VERT_BIT_ELT; - } - else { - GLuint copy = tnl->pipeline.inputs & (prev->CopyOrFlag|prev->Evaluated); - GLuint flag, attr; - - if (is_fan_like[ctx->Driver.CurrentExecPrimitive]) { - flag = ((prev->CopyOrFlag|prev->Evaluated) & VERT_BITS_FIXUP); - next->CopyOrFlag |= flag; - } - else { - /* Don't let an early 'glColor', etc. poison the elt path. - */ - flag = ((prev->OrFlag|prev->Evaluated) & VERT_BITS_FIXUP); - } - - next->TexSize |= tnl->ExecCopyTexSize; - next->CopyAndFlag &= flag; - - -/* _tnl_print_vert_flags("copy vertex components", copy); */ -/* _tnl_print_vert_flags("prev copyorflag", prev->CopyOrFlag); */ -/* _tnl_print_vert_flags("flag", flag); */ - - /* Allocate attribute arrays in the destination immediate struct */ - for (attr = 0; attr < VERT_ATTRIB_MAX; attr++) { - if ((copy & (1 << attr)) && !next->Attrib[attr]) { - next->Attrib[attr] = (GLfloat (*)[4]) _mesa_malloc(IMM_SIZE * 4 * sizeof(GLfloat)); - if (!next->Attrib[attr]) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "vertex processing"); - return; - } - } - } - - /* Copy whole vertices - */ - for (i = 0 ; i < count ; i++) - { - GLuint src = elts[i+offset]; - GLuint isrc = src - prev->CopyStart; - GLuint dst = next->CopyStart+i; - - /* Values subject to eval must be copied out of the 'inputs' - * struct. (Copied rows should not be evaluated twice). - * - * Note these pointers are null when inactive. - * - * XXX try to use a loop over vertex attribs here. - */ - COPY_4FV( next->Attrib[VERT_ATTRIB_POS][dst], - inputs->Obj.data[isrc] ); - - if (copy & VERT_BIT_NORMAL) { - COPY_3FV( next->Attrib[VERT_ATTRIB_NORMAL][dst], - inputs->Normal.data[isrc] ); - } - - if (copy & VERT_BIT_COLOR0) - COPY_4FV( next->Attrib[VERT_ATTRIB_COLOR0][dst], - ((GLfloat (*)[4])inputs->Color.Ptr)[isrc] ); - - if (copy & VERT_BITS_TEX_ANY) { - GLuint i; - for (i = 0 ; i < prev->MaxTextureUnits ; i++) { - if (copy & VERT_BIT_TEX(i)) - COPY_4FV( next->Attrib[VERT_ATTRIB_TEX0 + i][dst], - inputs->TexCoord[i].data[isrc] ); - } - } - - /* the rest aren't used for evaluators */ - if (copy & VERT_BIT_COLOR1) - COPY_4FV( next->Attrib[VERT_ATTRIB_COLOR1][dst], - prev->Attrib[VERT_ATTRIB_COLOR1][src] ); - - if (copy & VERT_BIT_FOG) - COPY_4FV( next->Attrib[VERT_ATTRIB_FOG][dst], - prev->Attrib[VERT_ATTRIB_FOG][src] ); - - - if (copy & VERT_BIT_INDEX) - next->Index[dst] = inputs->Index.data[isrc]; - - if (copy & VERT_BIT_EDGEFLAG) - next->EdgeFlag[dst] = prev->EdgeFlag[src]; - - if (copy & VERT_BIT_ELT) - next->Elt[dst] = prev->Elt[src]; - - if (copy & VERT_BIT_MATERIAL) - if (prev->Flag[src] & VERT_BIT_MATERIAL) - copy_material(next, prev, dst, src); - - next->Flag[dst] = flag; - next->CopyOrFlag |= prev->Flag[src] & (VERT_BITS_FIXUP| - VERT_BIT_MATERIAL| - VERT_BIT_POS); - elts[i+offset] = dst; - } - } - - if (--tnl->ExecCopySource->ref_count == 0) - _tnl_free_immediate( ctx, tnl->ExecCopySource ); - - tnl->ExecCopySource = next; next->ref_count++; -} - - - -/** - * Revive a compiled immediate struct - propogate new 'Current' - * values. Often this is redundant because the current values were - * known and fixed up at compile time (or in the first execution of - * the cassette). - */ -void -_tnl_fixup_compiled_cassette( GLcontext *ctx, struct immediate *IM ) -{ - TNLcontext *tnl = TNL_CONTEXT(ctx); - GLuint fixup; - GLuint start = IM->Start; - -/* _mesa_debug(ctx, "%s\n", __FUNCTION__); */ - - IM->Evaluated = 0; - IM->CopyOrFlag = IM->OrFlag; - IM->CopyAndFlag = IM->AndFlag; - IM->CopyTexSize = IM->TexSize | tnl->ExecCopyTexSize; - - _tnl_copy_immediate_vertices( ctx, IM ); - - if (ctx->Driver.CurrentExecPrimitive == GL_POLYGON+1) { - ASSERT(IM->CopyStart == IM->Start); - } - - /* Naked array elements can be copied into the first cassette in a - * display list. Need to translate them away: - */ - if (IM->CopyOrFlag & VERT_BIT_ELT) { - GLuint copy = tnl->pipeline.inputs & ~ctx->Array._Enabled; - GLuint i; - - ASSERT(IM->CopyStart < IM->Start); - - _tnl_translate_array_elts( ctx, IM, IM->CopyStart, IM->Start ); - - for (i = IM->CopyStart ; i < IM->Start ; i++) - copy_from_current( ctx, IM, i, copy ); - - _tnl_copy_to_current( ctx, IM, ctx->Array._Enabled, IM->Start ); - } - - fixup = tnl->pipeline.inputs & ~IM->Flag[start] & VERT_BITS_FIXUP; - -/* _tnl_print_vert_flags("fixup compiled", fixup); */ - - if (fixup) { - GLuint attr; - - for (attr = 1; attr < VERT_ATTRIB_MAX; attr++) { /* skip 0 (POS) */ - const GLuint attrBit = 1 << attr; - if (fixup & attrBit) { - if (!IM->Attrib[attr]) { - IM->Attrib[attr] = (GLfloat (*)[4]) _mesa_malloc(IMM_SIZE * 4 * sizeof(GLfloat)); - if (!IM->Attrib[attr]) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "vertex processing"); - } - } - if (attr == VERT_ATTRIB_COLOR0) { - /* special case, darn */ - if (IM->CopyOrFlag & VERT_BIT_COLOR0) - fixup_first_4f(IM->Attrib[VERT_ATTRIB_COLOR0], IM->Flag, - VERT_BIT_COLOR0, start, - ctx->Current.Attrib[VERT_ATTRIB_COLOR0] ); - else - fixup &= ~VERT_BIT_COLOR0; - } - else { - fixup_first_4f(IM->Attrib[attr], IM->Flag, - attrBit, start, ctx->Current.Attrib[attr] ); - } - } - } - - if (fixup & VERT_BIT_EDGEFLAG) - fixup_first_1ub(IM->EdgeFlag, IM->Flag, VERT_BIT_EDGEFLAG, start, - ctx->Current.EdgeFlag ); - - if (fixup & VERT_BIT_INDEX) - fixup_first_1ui(IM->Index, IM->Flag, VERT_BIT_INDEX, start, - ctx->Current.Index ); - - IM->CopyOrFlag |= fixup; - } - - - /* Materials: - */ - if (IM->MaterialOrMask & ~IM->MaterialAndMask) { - GLuint vulnerable = IM->MaterialOrMask; - GLuint i = IM->Start; - - do { - while (!(IM->Flag[i] & VERT_BIT_MATERIAL)) - i++; - - vulnerable &= ~IM->MaterialMask[i]; - _mesa_copy_materials( &IM->Material[i], - &ctx->Light.Material, - vulnerable ); - - - ++i; - } while (vulnerable); - } -} - - - -static void -copy_none( TNLcontext *tnl, GLuint start, GLuint count, GLuint ovf) -{ - (void) (start && ovf && tnl && count); -} - -static void -copy_last( TNLcontext *tnl, GLuint start, GLuint count, GLuint ovf) -{ - (void) start; (void) ovf; - tnl->ExecCopyCount = 1; - tnl->ExecCopyElts[2] = count-1; -} - -static void -copy_first_and_last( TNLcontext *tnl, GLuint start, GLuint count, GLuint ovf) -{ - (void) ovf; - tnl->ExecCopyCount = 2; - tnl->ExecCopyElts[1] = start; - tnl->ExecCopyElts[2] = count-1; -} - -static void -copy_last_three( TNLcontext *tnl, GLuint start, GLuint count, GLuint ovf ) -{ - (void) start; - tnl->ExecCopyCount = 2+ovf; - tnl->ExecCopyElts[0] = count-3; - tnl->ExecCopyElts[1] = count-2; - tnl->ExecCopyElts[2] = count-1; -} - -static void -copy_overflow( TNLcontext *tnl, GLuint start, GLuint count, GLuint ovf ) -{ - (void) start; - tnl->ExecCopyCount = ovf; - tnl->ExecCopyElts[0] = count-3; - tnl->ExecCopyElts[1] = count-2; - tnl->ExecCopyElts[2] = count-1; -} - - -typedef void (*copy_func)( TNLcontext *tnl, GLuint start, GLuint count, - GLuint ovf ); - -static copy_func copy_tab[GL_POLYGON+2] = -{ - copy_none, /* GL_POINTS */ - copy_overflow, /* GL_LINES */ - copy_first_and_last, /* GL_LINE_LOOP */ - copy_last, /* GL_LINE_STRIP */ - copy_overflow, /* GL_TRIANGLES */ - copy_last_three, /* GL_TRIANGLE_STRIP */ - copy_first_and_last, /* GL_TRIANGLE_FAN */ - copy_overflow, /* GL_QUADS */ - copy_last_three, /* GL_QUAD_STRIP */ - copy_first_and_last, /* GL_POLYGON */ - copy_none -}; - - - -/** - * Figure out what vertices need to be copied next time. - */ -void -_tnl_get_exec_copy_verts( GLcontext *ctx, struct immediate *IM ) -{ - - TNLcontext *tnl = TNL_CONTEXT(ctx); - GLuint last = IM->LastPrimitive; - GLuint prim = ctx->Driver.CurrentExecPrimitive; - GLuint pincr = increment[prim]; - GLuint pintro = intro[prim]; - GLuint ovf = 0; - -/* _mesa_debug(ctx, "_tnl_get_exec_copy_verts %s\n", */ -/* _mesa_lookup_enum_by_nr(prim)); */ - - if (tnl->ExecCopySource) - if (--tnl->ExecCopySource->ref_count == 0) - _tnl_free_immediate( ctx, tnl->ExecCopySource ); - - if (prim == GL_POLYGON+1) { - tnl->ExecCopySource = 0; - tnl->ExecCopyCount = 0; - tnl->ExecCopyTexSize = 0; - tnl->ExecParity = 0; - } - else { - /* Remember this immediate as the one to copy from. - */ - tnl->ExecCopySource = IM; IM->ref_count++; - tnl->ExecCopyCount = 0; - tnl->ExecCopyTexSize = IM->CopyTexSize; - - if (IM->LastPrimitive != IM->CopyStart) - tnl->ExecParity = 0; - - tnl->ExecParity ^= IM->PrimitiveLength[IM->LastPrimitive] & 1; - - - if (pincr != 1 && (IM->Count - last - pintro)) - ovf = (IM->Count - last - pintro) % pincr; - - if (last < IM->Count) - copy_tab[prim]( tnl, last, IM->Count, ovf ); - } -} - - -/** - * Recalculate ExecCopyElts, ExecParity, etc. - */ -void -_tnl_get_purged_copy_verts( GLcontext *ctx, struct immediate *IM ) -{ - TNLcontext *tnl = TNL_CONTEXT(ctx); - - if (ctx->Driver.CurrentExecPrimitive != GL_POLYGON+1) { - GLuint last = IM->LastPrimitive; - GLenum prim = IM->Primitive[last]; - GLuint pincr = increment[prim]; - GLuint pintro = intro[prim]; - GLuint ovf = 0, i; - - tnl->ExecCopyCount = 0; - if (IM->LastPrimitive != IM->CopyStart) - tnl->ExecParity = 0; - - tnl->ExecParity ^= IM->PrimitiveLength[IM->LastPrimitive] & 1; - - if (pincr != 1 && (IM->Count - last - pintro)) - ovf = (IM->Count - last - pintro) % pincr; - - if (last < IM->Count) - copy_tab[prim]( tnl, last, IM->Count, ovf ); - - for (i = 0 ; i < tnl->ExecCopyCount ; i++) - tnl->ExecCopyElts[i] = IM->Elt[tnl->ExecCopyElts[i]]; - } -} - - -/** - * Called via the VB->import_data function pointer. - */ -void -_tnl_upgrade_current_data( GLcontext *ctx, GLuint required, GLuint flags ) -{ - TNLcontext *tnl = TNL_CONTEXT(ctx); - struct vertex_buffer *VB = &tnl->vb; - struct immediate *IM = (struct immediate *)VB->import_source; - - ASSERT(IM); - -/* _tnl_print_vert_flags("_tnl_upgrade_client_data", required); */ - - if ((required & VERT_BIT_COLOR0) && (VB->ColorPtr[0]->Flags & CA_CLIENT_DATA)) { - struct gl_client_array *tmp = &tnl->imm_inputs.Color; - GLuint start = IM->CopyStart; - - tmp->Ptr = (GLubyte *) (IM->Attrib[VERT_ATTRIB_COLOR0] + start); - tmp->StrideB = 4 * sizeof(GLfloat); - tmp->Flags = 0; - - COPY_4FV( IM->Attrib[VERT_ATTRIB_COLOR0][start], - ctx->Current.Attrib[VERT_ATTRIB_COLOR0]); - - /* - ASSERT(IM->Flag[IM->LastData+1] & VERT_BIT_END_VB); - */ - - fixup_first_4f( IM->Attrib[VERT_ATTRIB_COLOR0], IM->Flag, - VERT_BIT_END_VB, - start, IM->Attrib[VERT_ATTRIB_COLOR0][start] ); - - VB->importable_data &= ~VERT_BIT_COLOR0; - } -} |