OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

pass context pointer to _tnl_free_immediate(), removed backref pointer

Browse Source
This commit is contained in:
Brian Paul
2002-04-19 12:32:14 +00:00
parent 0c527ab054
commit 05be7ae125
9 changed files with 88 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/mesa/tnl/t_context.c
View File

@@ -1,4 +1,4 @@
/* $Id: t_context.c,v 1.25 2002/04/09 16:56:52 keithw Exp $ */ /* $Id: t_context.c,v 1.26 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -145,7 +145,7 @@ _tnl_DestroyContext( GLcontext *ctx )
_tnl_array_destroy( ctx ); _tnl_array_destroy( ctx );
_tnl_imm_destroy( ctx ); _tnl_imm_destroy( ctx );
_tnl_destroy_pipeline( ctx ); _tnl_destroy_pipeline( ctx );
_tnl_free_immediate( tnl->freed_immediate ); _tnl_free_immediate( ctx, tnl->freed_immediate );
FREE(tnl); FREE(tnl);
ctx->swtnl_context = 0; ctx->swtnl_context = 0;

36
src/mesa/tnl/t_context.h
View File

@@ -1,4 +1,4 @@
/* $Id: t_context.h,v 1.40 2002/04/09 16:56:52 keithw Exp $ */ /* $Id: t_context.h,v 1.41 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -93,6 +93,39 @@
#define VERT_BIT_CLIP VERT_BIT_END /* vb only, reuse imm bit*/ #define VERT_BIT_CLIP VERT_BIT_END /* vb only, reuse imm bit*/
/*
* XXXX these are temporary - for backward compatibility w/ DRI drivers
*/
#define VERT_OBJ VERT_BIT_POS
#define VERT_RGBA VERT_BIT_COLOR0
#define VERT_NORM VERT_BIT_NORMAL
#define VERT_INDEX VERT_BIT_INDEX
#define VERT_EDGE VERT_BIT_SEVEN
#define VERT_SPEC_RGB VERT_BIT_COLOR1
#define VERT_FOG_COORD VERT_BIT_FOG
#define VERT_TEX0 VERT_BIT_TEX0
#define VERT_TEX1 VERT_BIT_TEX1
#define VERT_TEX2 VERT_BIT_TEX2
#define VERT_TEX3 VERT_BIT_TEX3
#define VERT_TEX4 VERT_BIT_TEX4
#define VERT_TEX5 VERT_BIT_TEX5
#define VERT_TEX6 VERT_BIT_TEX6
#define VERT_TEX7 VERT_BIT_TEX7
#define VERT_EVAL_C1 VERT_BIT_EVAL_C1
#define VERT_EVAL_C2 VERT_BIT_EVAL_C2
#define VERT_EVAL_P1 VERT_BIT_EVAL_P1
#define VERT_EVAL_P2 VERT_BIT_EVAL_P2
#define VERT_OBJ_3 VERT_BIT_OBJ_3
#define VERT_OBJ_4 VERT_BIT_OBJ_4
#define VERT_MATERIAL VERT_BIT_MATERIAL
#define VERT_ELT VERT_BIT_ELT
#define VERT_BEGIN VERT_BIT_BEGIN
#define VERT_END VERT_BIT_END
#define VERT_END_VB VERT_BIT_END_VB
#define VERT_POINT_SIZE VERT_BIT_POINT_SIZE
#define VERT_EYE VERT_BIT_EYE
#define VERT_CLIP VERT_BIT_CLIP
/* Flags for IM->TexCoordSize. Enough flags for 16 units. /* Flags for IM->TexCoordSize. Enough flags for 16 units.
*/ */
@@ -150,7 +183,6 @@
*/ */
struct immediate struct immediate
{ {
struct __GLcontextRec *backref;
GLuint id, ref_count; GLuint id, ref_count;
/* This must be saved when immediates are shared in display lists. /* This must be saved when immediates are shared in display lists.

6
src/mesa/tnl/t_eval_api.c
View File

@@ -1,4 +1,4 @@
/* $Id: t_eval_api.c,v 1.9 2002/04/09 16:56:52 keithw Exp $ */ /* $Id: t_eval_api.c,v 1.10 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -129,7 +129,7 @@ _tnl_exec_EvalMesh1( GLenum mode, GLint i1, GLint i2 )
if (compiling) { if (compiling) {
TNL_CURRENT_IM(ctx)->ref_count--; TNL_CURRENT_IM(ctx)->ref_count--;
ASSERT( TNL_CURRENT_IM(ctx)->ref_count == 0 ); ASSERT( TNL_CURRENT_IM(ctx)->ref_count == 0 );
_tnl_free_immediate( TNL_CURRENT_IM(ctx) ); _tnl_free_immediate( ctx, TNL_CURRENT_IM(ctx) );
SET_IMMEDIATE( ctx, im ); SET_IMMEDIATE( ctx, im );
ctx->CompileFlag = GL_TRUE; ctx->CompileFlag = GL_TRUE;
} }
@@ -228,7 +228,7 @@ _tnl_exec_EvalMesh2( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 )
if (compiling) { if (compiling) {
TNL_CURRENT_IM(ctx)->ref_count--; TNL_CURRENT_IM(ctx)->ref_count--;
_tnl_free_immediate( TNL_CURRENT_IM( ctx ) ); _tnl_free_immediate( ctx, TNL_CURRENT_IM( ctx ) );
SET_IMMEDIATE( ctx, im ); SET_IMMEDIATE( ctx, im );
ctx->CompileFlag = GL_TRUE; ctx->CompileFlag = GL_TRUE;
} }

7
src/mesa/tnl/t_imm_alloc.c
View File

@@ -1,4 +1,4 @@
/* $Id: t_imm_alloc.c,v 1.14 2002/01/10 15:50:12 brianp Exp $ */ /* $Id: t_imm_alloc.c,v 1.15 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -47,7 +47,6 @@ static struct immediate *real_alloc_immediate( GLcontext *ctx )
IM->id = id++; IM->id = id++;
IM->ref_count = 0; IM->ref_count = 0;
IM->backref = ctx;
IM->FlushElt = 0; IM->FlushElt = 0;
IM->LastPrimitive = IMM_MAX_COPIED_VERTS; IM->LastPrimitive = IMM_MAX_COPIED_VERTS;
IM->Count = IMM_MAX_COPIED_VERTS; IM->Count = IMM_MAX_COPIED_VERTS;
@@ -102,9 +101,9 @@ struct immediate *_tnl_alloc_immediate( GLcontext *ctx )
/* May be called after tnl is destroyed. /* May be called after tnl is destroyed.
*/ */
void _tnl_free_immediate( struct immediate *IM ) void _tnl_free_immediate( GLcontext *ctx, struct immediate *IM )
{ {
TNLcontext *tnl = TNL_CONTEXT(IM->backref); TNLcontext *tnl = TNL_CONTEXT(ctx);
ASSERT(IM->ref_count == 0); ASSERT(IM->ref_count == 0);

4
src/mesa/tnl/t_imm_alloc.h
View File

@@ -1,4 +1,4 @@
/* $Id: t_imm_alloc.h,v 1.2 2001/03/12 00:48:43 gareth Exp $ */ /* $Id: t_imm_alloc.h,v 1.3 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -34,7 +34,7 @@
extern struct immediate *_tnl_alloc_immediate( GLcontext *ctx ); extern struct immediate *_tnl_alloc_immediate( GLcontext *ctx );
extern void _tnl_free_immediate( struct immediate *im ); extern void _tnl_free_immediate( GLcontext *ctx, struct immediate *im );
#endif #endif

58
src/mesa/tnl/t_imm_api.c
View File

@@ -1,4 +1,4 @@
/* $Id: t_imm_api.c,v 1.26 2002/04/09 16:56:52 keithw Exp $ */ /* $Id: t_imm_api.c,v 1.27 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -49,9 +49,15 @@
/* A cassette is full or flushed on a statechange. /* A cassette is full or flushed on a statechange.
*/ */
void _tnl_flush_immediate( struct immediate *IM ) void _tnl_flush_immediate( GLcontext *ctx, struct immediate *IM )
{ {
GLcontext *ctx = IM->backref; if (!ctx) {
/* We were called by glVertex, glEvalCoord, glArrayElement, etc.
* The current context is corresponds to the IM structure.
*/
GET_CURRENT_CONTEXT(context);
ctx = context;
}
if (MESA_VERBOSE & VERBOSE_IMMEDIATE) if (MESA_VERBOSE & VERBOSE_IMMEDIATE)
fprintf(stderr, "_tnl_flush_immediate IM: %d compiling: %d\n", fprintf(stderr, "_tnl_flush_immediate IM: %d compiling: %d\n",
@@ -87,7 +93,7 @@ void _tnl_flush_vertices( GLcontext *ctx, GLuint flags )
if (IM->Flag[IM->Start]) if (IM->Flag[IM->Start])
if ((flags & FLUSH_UPDATE_CURRENT) || IM->Count > IM->Start) if ((flags & FLUSH_UPDATE_CURRENT) || IM->Count > IM->Start)
_tnl_flush_immediate( IM ); _tnl_flush_immediate( ctx, IM );
} }
@@ -110,10 +116,17 @@ _tnl_save_Begin( GLenum mode )
if (ctx->NewState) if (ctx->NewState)
_mesa_update_state(ctx); _mesa_update_state(ctx);
/* if only a very few slots left, might as well flush now
*/
if (IM->Count > IMM_MAXDATA-8) {
_tnl_flush_immediate( ctx, IM );
IM = TNL_CURRENT_IM(ctx);
}
/* Check for and flush buffered vertices from internal operations. /* Check for and flush buffered vertices from internal operations.
*/ */
if (IM->SavedBeginState) { if (IM->SavedBeginState) {
_tnl_flush_immediate( IM ); _tnl_flush_immediate( ctx, IM );
IM = TNL_CURRENT_IM(ctx); IM = TNL_CURRENT_IM(ctx);
IM->BeginState = IM->SavedBeginState; IM->BeginState = IM->SavedBeginState;
IM->SavedBeginState = 0; IM->SavedBeginState = 0;
@@ -246,7 +259,7 @@ _tnl_hard_begin( GLcontext *ctx, GLenum p )
_mesa_update_state(ctx); _mesa_update_state(ctx);
if (IM->Count > IMM_MAXDATA-8) { if (IM->Count > IMM_MAXDATA-8) {
_tnl_flush_immediate( IM ); _tnl_flush_immediate( ctx, IM );
IM = TNL_CURRENT_IM(ctx); IM = TNL_CURRENT_IM(ctx);
} }
@@ -356,8 +369,9 @@ _tnl_end( GLcontext *ctx )
/* You can set this flag to get the old 'flush_vb on glEnd()' /* You can set this flag to get the old 'flush_vb on glEnd()'
* behaviour. * behaviour.
*/ */
/* XXXX tempory change here */
if (1 /*(MESA_DEBUG_FLAGS&DEBUG_ALWAYS_FLUSH)*/ ) if (1 /*(MESA_DEBUG_FLAGS&DEBUG_ALWAYS_FLUSH)*/ )
_tnl_flush_immediate( IM ); _tnl_flush_immediate( ctx, IM );
} }
void void
@@ -727,7 +741,7 @@ _tnl_TexCoord4fv( const GLfloat *v )
ASSIGN_4V(dest, x, y, 0, 1); \ ASSIGN_4V(dest, x, y, 0, 1); \
/* ASSERT(IM->Flag[IM->Count]==0); */ \ /* ASSERT(IM->Flag[IM->Count]==0); */ \
if (count == IMM_MAXDATA - 1) \ if (count == IMM_MAXDATA - 1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#define VERTEX3(IM,x,y,z) \ #define VERTEX3(IM,x,y,z) \
@@ -738,7 +752,7 @@ _tnl_TexCoord4fv( const GLfloat *v )
ASSIGN_4V(dest, x, y, z, 1); \ ASSIGN_4V(dest, x, y, z, 1); \
/* ASSERT(IM->Flag[IM->Count]==0); */ \ /* ASSERT(IM->Flag[IM->Count]==0); */ \
if (count == IMM_MAXDATA - 1) \ if (count == IMM_MAXDATA - 1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#define VERTEX4(IM, x,y,z,w) \ #define VERTEX4(IM, x,y,z,w) \
@@ -748,7 +762,7 @@ _tnl_TexCoord4fv( const GLfloat *v )
IM->Flag[count] |= VERT_BITS_OBJ_234; \ IM->Flag[count] |= VERT_BITS_OBJ_234; \
ASSIGN_4V(dest, x, y, z, w); \ ASSIGN_4V(dest, x, y, z, w); \
if (count == IMM_MAXDATA - 1) \ if (count == IMM_MAXDATA - 1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#if defined(USE_IEEE) #if defined(USE_IEEE)
@@ -763,7 +777,7 @@ _tnl_TexCoord4fv( const GLfloat *v )
dest[3].i = IEEE_ONE; \ dest[3].i = IEEE_ONE; \
/* ASSERT(IM->Flag[IM->Count]==0); */ \ /* ASSERT(IM->Flag[IM->Count]==0); */ \
if (count == IMM_MAXDATA - 1) \ if (count == IMM_MAXDATA - 1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#else #else
#define VERTEX2F VERTEX2 #define VERTEX2F VERTEX2
@@ -781,7 +795,7 @@ _tnl_TexCoord4fv( const GLfloat *v )
dest[3].i = IEEE_ONE; \ dest[3].i = IEEE_ONE; \
/* ASSERT(IM->Flag[IM->Count]==0); */ \ /* ASSERT(IM->Flag[IM->Count]==0); */ \
if (count == IMM_MAXDATA - 1) \ if (count == IMM_MAXDATA - 1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#else #else
#define VERTEX3F VERTEX3 #define VERTEX3F VERTEX3
@@ -798,7 +812,7 @@ _tnl_TexCoord4fv( const GLfloat *v )
dest[2].i = ((fi_type *)&(z))->i; \ dest[2].i = ((fi_type *)&(z))->i; \
dest[3].i = ((fi_type *)&(w))->i; \ dest[3].i = ((fi_type *)&(w))->i; \
if (count == IMM_MAXDATA - 1) \ if (count == IMM_MAXDATA - 1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#else #else
#define VERTEX4F VERTEX4 #define VERTEX4F VERTEX4
@@ -992,7 +1006,7 @@ _tnl_MultiTexCoord4fvARB(GLenum target, const GLfloat *v)
IM->Flag[count] |= VERT_BIT_EVAL_C1; \ IM->Flag[count] |= VERT_BIT_EVAL_C1; \
ASSIGN_4V(dest, x, 0, 0, 1); \ ASSIGN_4V(dest, x, 0, 0, 1); \
if (count == IMM_MAXDATA-1) \ if (count == IMM_MAXDATA-1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#define EVALCOORD2(IM, x, y) \ #define EVALCOORD2(IM, x, y) \
@@ -1002,7 +1016,7 @@ _tnl_MultiTexCoord4fvARB(GLenum target, const GLfloat *v)
IM->Flag[count] |= VERT_BIT_EVAL_C2; \ IM->Flag[count] |= VERT_BIT_EVAL_C2; \
ASSIGN_4V(dest, x, y, 0, 1); \ ASSIGN_4V(dest, x, y, 0, 1); \
if (count == IMM_MAXDATA-1) \ if (count == IMM_MAXDATA-1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#define EVALPOINT1(IM, x) \ #define EVALPOINT1(IM, x) \
@@ -1012,7 +1026,7 @@ _tnl_MultiTexCoord4fvARB(GLenum target, const GLfloat *v)
IM->Flag[count] |= VERT_BIT_EVAL_P1; \ IM->Flag[count] |= VERT_BIT_EVAL_P1; \
ASSIGN_4V(dest, x, 0, 0, 1); \ ASSIGN_4V(dest, x, 0, 0, 1); \
if (count == IMM_MAXDATA-1) \ if (count == IMM_MAXDATA-1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
#define EVALPOINT2(IM, x, y) \ #define EVALPOINT2(IM, x, y) \
@@ -1022,7 +1036,7 @@ _tnl_MultiTexCoord4fvARB(GLenum target, const GLfloat *v)
IM->Flag[count] |= VERT_BIT_EVAL_P2; \ IM->Flag[count] |= VERT_BIT_EVAL_P2; \
ASSIGN_4V(dest, x, y, 0, 1); \ ASSIGN_4V(dest, x, y, 0, 1); \
if (count == IMM_MAXDATA-1) \ if (count == IMM_MAXDATA-1) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
static void static void
@@ -1082,7 +1096,7 @@ _tnl_EvalPoint2( GLint i, GLint j )
IM->FlushElt = IM->ArrayEltFlush; \ IM->FlushElt = IM->ArrayEltFlush; \
IM->Count += IM->ArrayEltIncr; \ IM->Count += IM->ArrayEltIncr; \
if (IM->Count == IMM_MAXDATA) \ if (IM->Count == IMM_MAXDATA) \
_tnl_flush_immediate( IM ); \ _tnl_flush_immediate( NULL, IM ); \
} }
@@ -1136,7 +1150,7 @@ _tnl_VertexAttrib4fNV( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w
if (index == 0) { if (index == 0) {
IM->Count++; IM->Count++;
if (count == IMM_MAXDATA - 1) if (count == IMM_MAXDATA - 1)
_tnl_flush_immediate( IM ); _tnl_flush_immediate( NULL, IM );
} }
} }
} }
@@ -1153,7 +1167,7 @@ _tnl_VertexAttrib4fvNV( GLuint index, const GLfloat *v )
if (index == 0) { if (index == 0) {
IM->Count++; IM->Count++;
if (count == IMM_MAXDATA - 1) if (count == IMM_MAXDATA - 1)
_tnl_flush_immediate( IM ); _tnl_flush_immediate( NULL, IM );
} }
} }
} }
@@ -1197,7 +1211,7 @@ _tnl_Materialfv( GLenum face, GLenum pname, const GLfloat *params )
if (tnl->IsolateMaterials && if (tnl->IsolateMaterials &&
!(IM->BeginState & VERT_BEGIN_1)) /* heuristic */ !(IM->BeginState & VERT_BEGIN_1)) /* heuristic */
{ {
_tnl_flush_immediate( IM ); _tnl_flush_immediate( ctx, IM );
IM = TNL_CURRENT_IM(ctx); IM = TNL_CURRENT_IM(ctx);
count = IM->Count; count = IM->Count;
} }
@@ -1271,7 +1285,7 @@ _tnl_Materialfv( GLenum face, GLenum pname, const GLfloat *params )
if (tnl->IsolateMaterials && if (tnl->IsolateMaterials &&
!(IM->BeginState & VERT_BEGIN_1)) /* heuristic */ !(IM->BeginState & VERT_BEGIN_1)) /* heuristic */
{ {
_tnl_flush_immediate( IM ); _tnl_flush_immediate( ctx, IM );
} }
} }

6
src/mesa/tnl/t_imm_exec.c
View File

@@ -1,4 +1,4 @@
/* $Id: t_imm_exec.c,v 1.38 2002/04/09 16:56:52 keithw Exp $ */ /* $Id: t_imm_exec.c,v 1.39 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -25,7 +25,7 @@
*/ */
/** /**
* \file vpexec.c * \file tnl/t_imm_exec.c
* \brief Setup to execute immediate-mode vertex data. * \brief Setup to execute immediate-mode vertex data.
* \author Keith Whitwell * \author Keith Whitwell
*/ */
@@ -592,7 +592,7 @@ void _tnl_imm_destroy( GLcontext *ctx )
if (TNL_CURRENT_IM(ctx)) { if (TNL_CURRENT_IM(ctx)) {
TNL_CURRENT_IM(ctx)->ref_count--; TNL_CURRENT_IM(ctx)->ref_count--;
if (TNL_CURRENT_IM(ctx)->ref_count == 0) if (TNL_CURRENT_IM(ctx)->ref_count == 0)
_tnl_free_immediate( TNL_CURRENT_IM(ctx) ); _tnl_free_immediate( ctx, TNL_CURRENT_IM(ctx) );
/* /*
* Don't use SET_IMMEDIATE here, or else we'll whack the * Don't use SET_IMMEDIATE here, or else we'll whack the
* _tnl_CurrentInput pointer - not good when another * _tnl_CurrentInput pointer - not good when another

4
src/mesa/tnl/t_imm_exec.h
View File

@@ -1,4 +1,4 @@
/* $Id: t_imm_exec.h,v 1.7 2001/08/02 22:39:51 keithw Exp $ */ /* $Id: t_imm_exec.h,v 1.8 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -38,7 +38,7 @@ extern void _tnl_flush_vertices( GLcontext *ctx, GLuint flush_flags );
/* Called from imm_api.c and _tnl_flush_vertices: /* Called from imm_api.c and _tnl_flush_vertices:
*/ */
extern void _tnl_flush_immediate( struct immediate *IM ); extern void _tnl_flush_immediate( GLcontext *ctx, struct immediate *IM );
/* Called from imm_dlist.c and _tnl_flush_immediate: /* Called from imm_dlist.c and _tnl_flush_immediate:
*/ */

6
src/mesa/tnl/t_imm_fixup.c
View File

@@ -1,4 +1,4 @@
/* $Id: t_imm_fixup.c,v 1.35 2002/04/09 16:56:52 keithw Exp $ */ /* $Id: t_imm_fixup.c,v 1.36 2002/04/19 12:32:14 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
@@ -560,7 +560,7 @@ void _tnl_copy_immediate_vertices( GLcontext *ctx, struct immediate *next )
} }
if (--tnl->ExecCopySource->ref_count == 0) if (--tnl->ExecCopySource->ref_count == 0)
_tnl_free_immediate( tnl->ExecCopySource ); _tnl_free_immediate( ctx, tnl->ExecCopySource );
tnl->ExecCopySource = next; next->ref_count++; tnl->ExecCopySource = next; next->ref_count++;
} }
@@ -773,7 +773,7 @@ _tnl_get_exec_copy_verts( GLcontext *ctx, struct immediate *IM )
if (tnl->ExecCopySource) if (tnl->ExecCopySource)
if (--tnl->ExecCopySource->ref_count == 0) if (--tnl->ExecCopySource->ref_count == 0)
_tnl_free_immediate( tnl->ExecCopySource ); _tnl_free_immediate( ctx, tnl->ExecCopySource );
if (prim == GL_POLYGON+1) { if (prim == GL_POLYGON+1) {
tnl->ExecCopySource = 0; tnl->ExecCopySource = 0;