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authormarha <marha@users.sourceforge.net>2011-11-29 12:25:28 +0100
committermarha <marha@users.sourceforge.net>2011-11-29 12:25:28 +0100
commit2cfebffb491807a465a8e5f7daca582d8aefb829 (patch)
tree1e17cf480a441bc4b941008005fcd0cc6c3d09a6 /mesalib/src/mesa/vbo/vbo_context.c
parent7417e9a171736b5279881cd4381fb58c617a23d9 (diff)
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mesa git update 29 nov 2011
Diffstat (limited to 'mesalib/src/mesa/vbo/vbo_context.c')
-rw-r--r--mesalib/src/mesa/vbo/vbo_context.c494
1 files changed, 245 insertions, 249 deletions
diff --git a/mesalib/src/mesa/vbo/vbo_context.c b/mesalib/src/mesa/vbo/vbo_context.c
index 5f03ce547..b2e6bbc12 100644
--- a/mesalib/src/mesa/vbo/vbo_context.c
+++ b/mesalib/src/mesa/vbo/vbo_context.c
@@ -1,249 +1,245 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.3
- *
- * Copyright (C) 1999-2005 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 <keith@tungstengraphics.com>
- */
-
-#include "main/imports.h"
-#include "main/mtypes.h"
-#include "main/api_arrayelt.h"
-#include "main/bufferobj.h"
-#include "math/m_eval.h"
-#include "vbo.h"
-#include "vbo_context.h"
-
-
-
-#define NR_LEGACY_ATTRIBS 16
-#define NR_GENERIC_ATTRIBS 16
-#define NR_MAT_ATTRIBS 12
-
-
-static GLuint check_size( const GLfloat *attr )
-{
- if (attr[3] != 1.0) return 4;
- if (attr[2] != 0.0) return 3;
- if (attr[1] != 0.0) return 2;
- return 1;
-}
-
-
-static void init_legacy_currval(struct gl_context *ctx)
-{
- struct vbo_context *vbo = vbo_context(ctx);
- struct gl_client_array *arrays = vbo->legacy_currval;
- GLuint i;
-
- memset(arrays, 0, sizeof(*arrays) * NR_LEGACY_ATTRIBS);
-
- /* Set up a constant (StrideB == 0) array for each current
- * attribute:
- */
- for (i = 0; i < NR_LEGACY_ATTRIBS; i++) {
- struct gl_client_array *cl = &arrays[i];
-
- /* Size will have to be determined at runtime:
- */
- cl->Size = check_size(ctx->Current.Attrib[i]);
- cl->Stride = 0;
- cl->StrideB = 0;
- cl->Enabled = 1;
- cl->Type = GL_FLOAT;
- cl->Format = GL_RGBA;
- cl->Ptr = (const void *)ctx->Current.Attrib[i];
- cl->_ElementSize = cl->Size * sizeof(GLfloat);
- _mesa_reference_buffer_object(ctx, &cl->BufferObj,
- ctx->Shared->NullBufferObj);
- }
-}
-
-
-static void init_generic_currval(struct gl_context *ctx)
-{
- struct vbo_context *vbo = vbo_context(ctx);
- struct gl_client_array *arrays = vbo->generic_currval;
- GLuint i;
-
- memset(arrays, 0, sizeof(*arrays) * NR_GENERIC_ATTRIBS);
-
- for (i = 0; i < NR_GENERIC_ATTRIBS; i++) {
- struct gl_client_array *cl = &arrays[i];
-
- /* This will have to be determined at runtime:
- */
- cl->Size = 1;
- cl->Type = GL_FLOAT;
- cl->Format = GL_RGBA;
- cl->Ptr = (const void *)ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + i];
- cl->Stride = 0;
- cl->StrideB = 0;
- cl->Enabled = 1;
- cl->_ElementSize = cl->Size * sizeof(GLfloat);
- _mesa_reference_buffer_object(ctx, &cl->BufferObj,
- ctx->Shared->NullBufferObj);
- }
-}
-
-
-static void init_mat_currval(struct gl_context *ctx)
-{
- struct vbo_context *vbo = vbo_context(ctx);
- struct gl_client_array *arrays = vbo->mat_currval;
- GLuint i;
-
- ASSERT(NR_MAT_ATTRIBS == MAT_ATTRIB_MAX);
-
- memset(arrays, 0, sizeof(*arrays) * NR_MAT_ATTRIBS);
-
- /* Set up a constant (StrideB == 0) array for each current
- * attribute:
- */
- for (i = 0; i < NR_MAT_ATTRIBS; i++) {
- struct gl_client_array *cl = &arrays[i];
-
- /* Size is fixed for the material attributes, for others will
- * be determined at runtime:
- */
- switch (i - VERT_ATTRIB_GENERIC0) {
- case MAT_ATTRIB_FRONT_SHININESS:
- case MAT_ATTRIB_BACK_SHININESS:
- cl->Size = 1;
- break;
- case MAT_ATTRIB_FRONT_INDEXES:
- case MAT_ATTRIB_BACK_INDEXES:
- cl->Size = 3;
- break;
- default:
- cl->Size = 4;
- break;
- }
-
- cl->Ptr = (const void *)ctx->Light.Material.Attrib[i];
- cl->Type = GL_FLOAT;
- cl->Format = GL_RGBA;
- cl->Stride = 0;
- cl->StrideB = 0;
- cl->Enabled = 1;
- cl->_ElementSize = cl->Size * sizeof(GLfloat);
- _mesa_reference_buffer_object(ctx, &cl->BufferObj,
- ctx->Shared->NullBufferObj);
- }
-}
-
-
-GLboolean _vbo_CreateContext( struct gl_context *ctx )
-{
- struct vbo_context *vbo = CALLOC_STRUCT(vbo_context);
-
- ctx->swtnl_im = (void *)vbo;
-
- /* Initialize the arrayelt helper
- */
- if (!ctx->aelt_context &&
- !_ae_create_context( ctx )) {
- return GL_FALSE;
- }
-
- /* TODO: remove these pointers.
- */
- vbo->legacy_currval = &vbo->currval[VBO_ATTRIB_POS];
- vbo->generic_currval = &vbo->currval[VBO_ATTRIB_GENERIC0];
- vbo->mat_currval = &vbo->currval[VBO_ATTRIB_MAT_FRONT_AMBIENT];
-
- init_legacy_currval( ctx );
- init_generic_currval( ctx );
- init_mat_currval( ctx );
-
- /* Build mappings from VERT_ATTRIB -> VBO_ATTRIB depending on type
- * of vertex program active.
- */
- {
- GLuint i;
-
- /* When no vertex program, pull in the material attributes in
- * the 16..32 generic range.
- */
- for (i = 0; i < 16; i++)
- vbo->map_vp_none[i] = i;
- for (i = 0; i < 12; i++)
- vbo->map_vp_none[16+i] = VBO_ATTRIB_MAT_FRONT_AMBIENT + i;
- for (i = 0; i < 4; i++)
- vbo->map_vp_none[28+i] = i;
-
- for (i = 0; i < Elements(vbo->map_vp_arb); i++)
- vbo->map_vp_arb[i] = i;
- }
-
-
- /* Hook our functions into exec and compile dispatch tables. These
- * will pretty much be permanently installed, which means that the
- * vtxfmt mechanism can be removed now.
- */
- vbo_exec_init( ctx );
- if (ctx->API == API_OPENGL)
- vbo_save_init( ctx );
-
- _math_init_eval();
-
- return GL_TRUE;
-}
-
-
-void _vbo_InvalidateState( struct gl_context *ctx, GLuint new_state )
-{
- vbo_exec_invalidate_state(ctx, new_state);
-}
-
-
-void _vbo_DestroyContext( struct gl_context *ctx )
-{
- struct vbo_context *vbo = vbo_context(ctx);
-
- if (ctx->aelt_context) {
- _ae_destroy_context( ctx );
- ctx->aelt_context = NULL;
- }
-
- if (vbo) {
- GLuint i;
-
- for (i = 0; i < VBO_ATTRIB_MAX; i++) {
- _mesa_reference_buffer_object(ctx, &vbo->currval[i].BufferObj, NULL);
- }
-
- vbo_exec_destroy(ctx);
- if (ctx->API == API_OPENGL)
- vbo_save_destroy(ctx);
- FREE(vbo);
- ctx->swtnl_im = NULL;
- }
-}
-
-
-void vbo_set_draw_func(struct gl_context *ctx, vbo_draw_func func)
-{
- struct vbo_context *vbo = vbo_context(ctx);
- vbo->draw_prims = func;
-}
-
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.3
+ *
+ * Copyright (C) 1999-2005 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 <keith@tungstengraphics.com>
+ */
+
+#include "main/imports.h"
+#include "main/mtypes.h"
+#include "main/api_arrayelt.h"
+#include "main/bufferobj.h"
+#include "math/m_eval.h"
+#include "vbo.h"
+#include "vbo_context.h"
+
+#define NR_MAT_ATTRIBS 12
+
+static GLuint check_size( const GLfloat *attr )
+{
+ if (attr[3] != 1.0) return 4;
+ if (attr[2] != 0.0) return 3;
+ if (attr[1] != 0.0) return 2;
+ return 1;
+}
+
+
+static void init_legacy_currval(struct gl_context *ctx)
+{
+ struct vbo_context *vbo = vbo_context(ctx);
+ struct gl_client_array *arrays = vbo->legacy_currval;
+ GLuint i;
+
+ memset(arrays, 0, sizeof(*arrays) * VERT_ATTRIB_FF_MAX);
+
+ /* Set up a constant (StrideB == 0) array for each current
+ * attribute:
+ */
+ for (i = 0; i < VERT_ATTRIB_FF_MAX; i++) {
+ struct gl_client_array *cl = &arrays[i];
+
+ /* Size will have to be determined at runtime:
+ */
+ cl->Size = check_size(ctx->Current.Attrib[i]);
+ cl->Stride = 0;
+ cl->StrideB = 0;
+ cl->Enabled = 1;
+ cl->Type = GL_FLOAT;
+ cl->Format = GL_RGBA;
+ cl->Ptr = (const void *)ctx->Current.Attrib[i];
+ cl->_ElementSize = cl->Size * sizeof(GLfloat);
+ _mesa_reference_buffer_object(ctx, &cl->BufferObj,
+ ctx->Shared->NullBufferObj);
+ }
+}
+
+
+static void init_generic_currval(struct gl_context *ctx)
+{
+ struct vbo_context *vbo = vbo_context(ctx);
+ struct gl_client_array *arrays = vbo->generic_currval;
+ GLuint i;
+
+ memset(arrays, 0, sizeof(*arrays) * VERT_ATTRIB_GENERIC_MAX);
+
+ for (i = 0; i < VERT_ATTRIB_GENERIC_MAX; i++) {
+ struct gl_client_array *cl = &arrays[i];
+
+ /* This will have to be determined at runtime:
+ */
+ cl->Size = 1;
+ cl->Type = GL_FLOAT;
+ cl->Format = GL_RGBA;
+ cl->Ptr = (const void *)ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + i];
+ cl->Stride = 0;
+ cl->StrideB = 0;
+ cl->Enabled = 1;
+ cl->_ElementSize = cl->Size * sizeof(GLfloat);
+ _mesa_reference_buffer_object(ctx, &cl->BufferObj,
+ ctx->Shared->NullBufferObj);
+ }
+}
+
+
+static void init_mat_currval(struct gl_context *ctx)
+{
+ struct vbo_context *vbo = vbo_context(ctx);
+ struct gl_client_array *arrays = vbo->mat_currval;
+ GLuint i;
+
+ ASSERT(NR_MAT_ATTRIBS == MAT_ATTRIB_MAX);
+
+ memset(arrays, 0, sizeof(*arrays) * NR_MAT_ATTRIBS);
+
+ /* Set up a constant (StrideB == 0) array for each current
+ * attribute:
+ */
+ for (i = 0; i < NR_MAT_ATTRIBS; i++) {
+ struct gl_client_array *cl = &arrays[i];
+
+ /* Size is fixed for the material attributes, for others will
+ * be determined at runtime:
+ */
+ switch (i - VERT_ATTRIB_GENERIC0) {
+ case MAT_ATTRIB_FRONT_SHININESS:
+ case MAT_ATTRIB_BACK_SHININESS:
+ cl->Size = 1;
+ break;
+ case MAT_ATTRIB_FRONT_INDEXES:
+ case MAT_ATTRIB_BACK_INDEXES:
+ cl->Size = 3;
+ break;
+ default:
+ cl->Size = 4;
+ break;
+ }
+
+ cl->Ptr = (const void *)ctx->Light.Material.Attrib[i];
+ cl->Type = GL_FLOAT;
+ cl->Format = GL_RGBA;
+ cl->Stride = 0;
+ cl->StrideB = 0;
+ cl->Enabled = 1;
+ cl->_ElementSize = cl->Size * sizeof(GLfloat);
+ _mesa_reference_buffer_object(ctx, &cl->BufferObj,
+ ctx->Shared->NullBufferObj);
+ }
+}
+
+
+GLboolean _vbo_CreateContext( struct gl_context *ctx )
+{
+ struct vbo_context *vbo = CALLOC_STRUCT(vbo_context);
+
+ ctx->swtnl_im = (void *)vbo;
+
+ /* Initialize the arrayelt helper
+ */
+ if (!ctx->aelt_context &&
+ !_ae_create_context( ctx )) {
+ return GL_FALSE;
+ }
+
+ /* TODO: remove these pointers.
+ */
+ vbo->legacy_currval = &vbo->currval[VBO_ATTRIB_POS];
+ vbo->generic_currval = &vbo->currval[VBO_ATTRIB_GENERIC0];
+ vbo->mat_currval = &vbo->currval[VBO_ATTRIB_MAT_FRONT_AMBIENT];
+
+ init_legacy_currval( ctx );
+ init_generic_currval( ctx );
+ init_mat_currval( ctx );
+
+ /* Build mappings from VERT_ATTRIB -> VBO_ATTRIB depending on type
+ * of vertex program active.
+ */
+ {
+ GLuint i;
+
+ /* When no vertex program, pull in the material attributes in
+ * the generic range.
+ */
+ for (i = 0; i < VERT_ATTRIB_FF_MAX; i++)
+ vbo->map_vp_none[i] = i;
+ for (i = 0; i < NR_MAT_ATTRIBS; i++)
+ vbo->map_vp_none[VERT_ATTRIB_GENERIC(i)]
+ = VBO_ATTRIB_MAT_FRONT_AMBIENT + i;
+ for (i = NR_MAT_ATTRIBS; i < VERT_ATTRIB_GENERIC_MAX; i++)
+ vbo->map_vp_none[VERT_ATTRIB_GENERIC(i)] = i;
+
+ for (i = 0; i < Elements(vbo->map_vp_arb); i++)
+ vbo->map_vp_arb[i] = i;
+ }
+
+
+ /* Hook our functions into exec and compile dispatch tables. These
+ * will pretty much be permanently installed, which means that the
+ * vtxfmt mechanism can be removed now.
+ */
+ vbo_exec_init( ctx );
+ if (ctx->API == API_OPENGL)
+ vbo_save_init( ctx );
+
+ _math_init_eval();
+
+ return GL_TRUE;
+}
+
+
+void _vbo_InvalidateState( struct gl_context *ctx, GLuint new_state )
+{
+ vbo_exec_invalidate_state(ctx, new_state);
+}
+
+
+void _vbo_DestroyContext( struct gl_context *ctx )
+{
+ struct vbo_context *vbo = vbo_context(ctx);
+
+ if (ctx->aelt_context) {
+ _ae_destroy_context( ctx );
+ ctx->aelt_context = NULL;
+ }
+
+ if (vbo) {
+ GLuint i;
+
+ for (i = 0; i < VBO_ATTRIB_MAX; i++) {
+ _mesa_reference_buffer_object(ctx, &vbo->currval[i].BufferObj, NULL);
+ }
+
+ vbo_exec_destroy(ctx);
+ if (ctx->API == API_OPENGL)
+ vbo_save_destroy(ctx);
+ FREE(vbo);
+ ctx->swtnl_im = NULL;
+ }
+}
+
+
+void vbo_set_draw_func(struct gl_context *ctx, vbo_draw_func func)
+{
+ struct vbo_context *vbo = vbo_context(ctx);
+ vbo->draw_prims = func;
+}
+