-/* $Id: t_array_api.c,v 1.17 2001/08/02 21:30:10 keithw Exp $ */
+/* $Id: t_array_api.c,v 1.18 2001/08/13 22:15:54 keithw Exp $ */
/*
* Mesa 3-D graphics library
static void fallback_drawarrays( GLcontext *ctx, GLenum mode, GLint start,
GLsizei count )
{
-/* fprintf(stderr, "%s\n", __FUNCTION__); */
-
- /* Need to produce immediate structs, either for compiling or
- * because the array range is too large to process in a single
- * VB. In GL_EXECUTE mode, this introduces two redundant
- * operations: producing the flag array and computing the orflag
- * of the flag array.
- */
-#if 0
- /* Buggy - see sgl testGeoSets.exe polygon mode
- */
- if (_tnl_hard_begin( ctx, mode )) {
- GLint i;
- for (i = 0 ; i < count ; ) {
- struct immediate *IM = TNL_CURRENT_IM(ctx);
- GLuint start = IM->Start;
- GLuint nr = MIN2( IMM_MAXDATA - start, (GLuint) (count - i) );
-
- _tnl_fill_immediate_drawarrays( ctx, IM, i, i+nr );
-
- IM->Count = start + nr;
- i += nr;
-
- if (i == count)
- _tnl_end( ctx );
-
- _tnl_flush_immediate( IM );
- }
- }
-#else
- /* Simple alternative to above code.
- */
if (_tnl_hard_begin( ctx, mode ))
{
GLuint i;
}
_tnl_end( ctx );
}
-#endif
}
static void fallback_drawelements( GLcontext *ctx, GLenum mode, GLsizei count,
const GLuint *indices)
{
-/* fprintf(stderr, "%s\n", __FUNCTION__); */
-
-#if 0
- /* Optimized code that fakes the effect of calling
- * _tnl_array_element for each index in the list.
- *
- * Possibly buggy, see above.
- */
- if (_tnl_hard_begin( ctx, mode )) {
- GLint i, j;
- for (i = 0 ; i < count ; ) {
- struct immediate *IM = TNL_CURRENT_IM(ctx);
- GLuint start = IM->Start;
- GLint end = MIN2( IMM_MAXDATA, (count - i) + start);
- GLuint sf = IM->Flag[start];
- IM->FlushElt = IM->ArrayEltFlush;
-
- for (j = start ; j < end ; j++) {
- IM->Elt[j] = (GLuint) *indices++;
- IM->Flag[j] = VERT_ELT;
- }
-
- IM->Flag[start] |= (sf & IM->ArrayEltFlags);
- IM->Count = end;
- i += end - start;
-
- if (i == count)
- _tnl_end( ctx );
-
- _tnl_flush_immediate( IM );
- }
- }
-#else
/* Simple version of the above code.
*/
if (_tnl_hard_begin(ctx, mode)) {
_tnl_array_element( ctx, indices[i] );
_tnl_end( ctx );
}
-#endif
}
-/* $Id: t_array_import.c,v 1.17 2001/05/17 11:33:33 keithw Exp $ */
+/* $Id: t_array_import.c,v 1.18 2001/08/13 22:15:54 keithw Exp $ */
/*
* Mesa 3-D graphics library
}
-
-
-/* Function to fill an immediate struct with the effects of
- * consecutive calls to ArrayElement with consecutive indices. Used
- * for display lists and very large fan-like primitives only.
- */
-void _tnl_fill_immediate_drawarrays( GLcontext *ctx, struct immediate *IM,
- GLuint start, GLuint count )
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- GLuint required = ctx->Array._Enabled;
- GLuint n = count - start;
- GLuint i;
-
- if (!ctx->CompileFlag)
- required &= tnl->pipeline.inputs;
-
- if (MESA_VERBOSE&VERBOSE_IMMEDIATE)
- fprintf(stderr, "exec_full_array_elements %d .. %d\n", start, count);
-
- _math_trans_4f( IM->Obj + IM->Start,
- ctx->Array.Vertex.Ptr,
- ctx->Array.Vertex.StrideB,
- ctx->Array.Vertex.Type,
- ctx->Array.Vertex.Size,
- start, n );
-
- if (ctx->Array.Vertex.Size == 4)
- required |= VERT_OBJ_234;
- else if (ctx->Array.Vertex.Size == 3)
- required |= VERT_OBJ_23;
-
-
- if (required & VERT_NORM) {
- _math_trans_3f( IM->Normal + IM->Start,
- ctx->Array.Normal.Ptr,
- ctx->Array.Normal.StrideB,
- ctx->Array.Normal.Type,
- start, n );
- }
-
- if (required & VERT_EDGE) {
- _math_trans_1ub( IM->EdgeFlag + IM->Start,
- ctx->Array.EdgeFlag.Ptr,
- ctx->Array.EdgeFlag.StrideB,
- ctx->Array.EdgeFlag.Type,
- start, n );
- }
-
- if (required & VERT_RGBA) {
- _math_trans_4f( IM->Color + IM->Start,
- ctx->Array.Color.Ptr,
- ctx->Array.Color.StrideB,
- ctx->Array.Color.Type,
- ctx->Array.Color.Size,
- start, n );
- }
-
- if (required & VERT_SPEC_RGB) {
- _math_trans_4f( IM->SecondaryColor + IM->Start,
- ctx->Array.SecondaryColor.Ptr,
- ctx->Array.SecondaryColor.StrideB,
- ctx->Array.SecondaryColor.Type,
- ctx->Array.SecondaryColor.Size,
- start, n );
- }
-
- if (required & VERT_FOG_COORD) {
- _math_trans_1f( IM->FogCoord + IM->Start,
- ctx->Array.FogCoord.Ptr,
- ctx->Array.FogCoord.StrideB,
- ctx->Array.FogCoord.Type,
- start, n );
- }
-
- if (required & VERT_INDEX) {
- _math_trans_1ui( IM->Index + IM->Start,
- ctx->Array.Index.Ptr,
- ctx->Array.Index.StrideB,
- ctx->Array.Index.Type,
- start, n );
- }
-
- if (required & VERT_TEX_ANY) {
- for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++) {
- if (required & VERT_TEX(i)) {
- _math_trans_4f( IM->TexCoord[i] + IM->Start,
- ctx->Array.TexCoord[i].Ptr,
- ctx->Array.TexCoord[i].StrideB,
- ctx->Array.TexCoord[i].Type,
- ctx->Array.TexCoord[i].Size,
- start, n );
-
- if (ctx->Array.TexCoord[i].Size == 4)
- IM->TexSize |= TEX_SIZE_4(i);
- else if (ctx->Array.TexCoord[i].Size == 3)
- IM->TexSize |= TEX_SIZE_3(i);
- }
- }
- }
-
- IM->Count = IM->Start + n;
- IM->Flag[IM->Start] &= IM->ArrayEltFlags;
- IM->Flag[IM->Start] |= required;
- for (i = IM->Start+1 ; i < IM->Count ; i++)
- IM->Flag[i] = required;
-}