-/* $Id: t_vb_texmat.c,v 1.2 2001/03/03 20:33:31 brianp Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 3.5
*
- * Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2006 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"),
* 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
*
- * Author:
- * Keith Whitwell <keithw@valinux.com>
+ * Authors:
+ * Keith Whitwell <keithw@vmware.com>
*/
-#include "glheader.h"
-#include "colormac.h"
-#include "context.h"
-#include "macros.h"
-#include "mem.h"
-#include "mmath.h"
-#include "mtypes.h"
+#include "main/glheader.h"
+#include "main/macros.h"
+#include "main/imports.h"
+#include "main/mtypes.h"
#include "math/m_xform.h"
/* Is there any real benefit seperating texmat from texgen? It means
* we need two lots of intermediate storage. Any changes to
* _NEW_TEXTURE will invalidate both sets -- it's only on changes to
- * *only* _NEW_TEXTURE_MATRIX that texgen survives but texmat doesn't.
+ * *only* _NEW_TEXTURE_MATRIX that texgen survives but texmat doesn't.
*
* However, the seperation of this code from the complex texgen stuff
* is very appealing.
*/
struct texmat_stage_data {
- GLvector4f texcoord[MAX_TEXTURE_UNITS];
+ GLvector4f texcoord[MAX_TEXTURE_COORD_UNITS];
};
-#define TEXMAT_STAGE_DATA(stage) ((struct texmat_stage_data *)stage->private)
+#define TEXMAT_STAGE_DATA(stage) ((struct texmat_stage_data *)stage->privatePtr)
+
-static void check_texmat( GLcontext *ctx, struct gl_pipeline_stage *stage )
-{
- GLuint i;
- stage->active = 0;
-
- if (ctx->_Enabled & ENABLE_TEXMAT_ANY) {
- GLuint flags = 0;
-
- for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
- if (ctx->_Enabled & ENABLE_TEXMAT(i))
- flags |= VERT_TEX(i);
-
- stage->active = 1;
- stage->inputs = flags;
- stage->outputs = flags;
- }
-}
-static GLboolean run_texmat_stage( GLcontext *ctx,
- struct gl_pipeline_stage *stage )
+static GLboolean run_texmat_stage( struct gl_context *ctx,
+ struct tnl_pipeline_stage *stage )
{
struct texmat_stage_data *store = TEXMAT_STAGE_DATA(stage);
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
GLuint i;
+ if (!ctx->Texture._TexMatEnabled || ctx->VertexProgram._Current)
+ return GL_TRUE;
+
/* ENABLE_TEXMAT implies that the texture matrix is not the
* identity, so we don't have to check that here.
*/
- for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
- if (ctx->_Enabled & ENABLE_TEXMAT(i)) {
- if (stage->changed_inputs & VERT_TEX(i))
- (void) TransformRaw( &store->texcoord[i], &ctx->TextureMatrix[i],
- VB->TexCoordPtr[i]);
+ for (i = 0 ; i < ctx->Const.MaxTextureCoordUnits ; i++) {
+ if (ctx->Texture._TexMatEnabled & ENABLE_TEXMAT(i)) {
+ (void) TransformRaw( &store->texcoord[i],
+ ctx->TextureMatrixStack[i].Top,
+ VB->AttribPtr[_TNL_ATTRIB_TEX0 + i]);
- VB->TexCoordPtr[i] = &store->texcoord[i];
+ VB->AttribPtr[VERT_ATTRIB_TEX0+i] = &store->texcoord[i];
}
+ }
+
return GL_TRUE;
}
/* Called the first time stage->run() is invoked.
*/
-static GLboolean alloc_texmat_data( GLcontext *ctx,
- struct gl_pipeline_stage *stage )
+static GLboolean alloc_texmat_data( struct gl_context *ctx,
+ struct tnl_pipeline_stage *stage )
{
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
struct texmat_stage_data *store;
GLuint i;
- stage->private = CALLOC(sizeof(*store));
+ stage->privatePtr = calloc(1, sizeof(*store));
store = TEXMAT_STAGE_DATA(stage);
if (!store)
return GL_FALSE;
- for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
+ for (i = 0 ; i < ctx->Const.MaxTextureCoordUnits ; i++)
_mesa_vector4f_alloc( &store->texcoord[i], 0, VB->Size, 32 );
- /* Now run the stage.
- */
- stage->run = run_texmat_stage;
- return stage->run( ctx, stage );
+ return GL_TRUE;
}
-static void free_texmat_data( struct gl_pipeline_stage *stage )
+static void free_texmat_data( struct tnl_pipeline_stage *stage )
{
struct texmat_stage_data *store = TEXMAT_STAGE_DATA(stage);
GLuint i;
if (store) {
- for (i = 0 ; i < MAX_TEXTURE_UNITS ; i++)
+ for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++)
if (store->texcoord[i].data)
_mesa_vector4f_free( &store->texcoord[i] );
- FREE( store );
- stage->private = 0;
+ free( store );
+ stage->privatePtr = NULL;
}
}
-
-
-
-const struct gl_pipeline_stage _tnl_texture_transform_stage =
-{
- "texture transform",
- _NEW_TEXTURE|_NEW_TEXTURE_MATRIX,
- _NEW_TEXTURE|_NEW_TEXTURE_MATRIX,
- 0,0,0, /* active, inputs, outputs */
- 0,0, /* changed_inputs, private */
- free_texmat_data, /* destructor */
- check_texmat, /* check */
- alloc_texmat_data, /* run -- initially set to init */
+
+
+
+const struct tnl_pipeline_stage _tnl_texture_transform_stage =
+{
+ "texture transform", /* name */
+ NULL, /* private data */
+ alloc_texmat_data,
+ free_texmat_data, /* destructor */
+ NULL,
+ run_texmat_stage,
};