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authorBrian Paul <brian.paul@tungstengraphics.com>2008-09-04 14:58:02 -0600
committerBrian Paul <brian.paul@tungstengraphics.com>2008-09-04 14:59:40 -0600
commit37c74af01ce52b603f565a6c8a9094500d5cb87a (patch)
tree8c1a0207de4a4a623d32a3f686170205c984e779
parent4a32f0c63886b985743ecadc24fd60a23864c491 (diff)
mesa: improved gl_buffer_object reference counting
Use new _mesa_reference_buffer_object() function wherever possible. Fixes buffer object/display list crash reported in ParaView.
-rw-r--r--src/mesa/main/arrayobj.c31
-rw-r--r--src/mesa/main/attrib.c87
-rw-r--r--src/mesa/main/bufferobj.c188
-rw-r--r--src/mesa/main/bufferobj.h11
-rw-r--r--src/mesa/main/varray.c15
-rw-r--r--src/mesa/vbo/vbo_exec_api.c8
-rw-r--r--src/mesa/vbo/vbo_exec_draw.c26
-rw-r--r--src/mesa/vbo/vbo_save.c16
-rw-r--r--src/mesa/vbo/vbo_save_api.c17
-rw-r--r--src/mesa/vbo/vbo_save_draw.c28
10 files changed, 241 insertions, 186 deletions
diff --git a/src/mesa/main/arrayobj.c b/src/mesa/main/arrayobj.c
index f08f99d8e1..0bc582602e 100644
--- a/src/mesa/main/arrayobj.c
+++ b/src/mesa/main/arrayobj.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5
+ * Version: 7.2
*
- * Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* (C) Copyright IBM Corporation 2006
*
* Permission is hereby granted, free of charge, to any person obtaining a
@@ -210,6 +210,15 @@ _mesa_remove_array_object( GLcontext *ctx, struct gl_array_object *obj )
}
+static void
+unbind_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj )
+{
+ if (bufObj != ctx->Array.NullBufferObj) {
+ _mesa_reference_buffer_object(ctx, &bufObj, NULL);
+ }
+}
+
+
/**********************************************************************/
/* API Functions */
/**********************************************************************/
@@ -311,18 +320,18 @@ _mesa_DeleteVertexArraysAPPLE(GLsizei n, const GLuint *ids)
/* Unbind any buffer objects that might be bound to arrays in
* this array object.
*/
- _mesa_unbind_buffer_object( ctx, obj->Vertex.BufferObj );
- _mesa_unbind_buffer_object( ctx, obj->Normal.BufferObj );
- _mesa_unbind_buffer_object( ctx, obj->Color.BufferObj );
- _mesa_unbind_buffer_object( ctx, obj->SecondaryColor.BufferObj );
- _mesa_unbind_buffer_object( ctx, obj->FogCoord.BufferObj );
- _mesa_unbind_buffer_object( ctx, obj->Index.BufferObj );
+ unbind_buffer_object( ctx, obj->Vertex.BufferObj );
+ unbind_buffer_object( ctx, obj->Normal.BufferObj );
+ unbind_buffer_object( ctx, obj->Color.BufferObj );
+ unbind_buffer_object( ctx, obj->SecondaryColor.BufferObj );
+ unbind_buffer_object( ctx, obj->FogCoord.BufferObj );
+ unbind_buffer_object( ctx, obj->Index.BufferObj );
for (i = 0; i < MAX_TEXTURE_UNITS; i++) {
- _mesa_unbind_buffer_object( ctx, obj->TexCoord[i].BufferObj );
+ unbind_buffer_object( ctx, obj->TexCoord[i].BufferObj );
}
- _mesa_unbind_buffer_object( ctx, obj->EdgeFlag.BufferObj );
+ unbind_buffer_object( ctx, obj->EdgeFlag.BufferObj );
for (i = 0; i < VERT_ATTRIB_MAX; i++) {
- _mesa_unbind_buffer_object( ctx, obj->VertexAttrib[i].BufferObj );
+ unbind_buffer_object( ctx, obj->VertexAttrib[i].BufferObj );
}
#endif
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index c3c1f927fd..94475b981d 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 7.1
+ * Version: 7.2
*
- * Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -1274,6 +1274,29 @@ adjust_buffer_object_ref_counts(struct gl_array_attrib *array, GLint step)
}
+/**
+ * Copy gl_pixelstore_attrib from src to dst, updating buffer
+ * object refcounts.
+ */
+static void
+copy_pixelstore(GLcontext *ctx,
+ struct gl_pixelstore_attrib *dst,
+ const struct gl_pixelstore_attrib *src)
+{
+ dst->Alignment = src->Alignment;
+ dst->RowLength = src->RowLength;
+ dst->SkipPixels = src->SkipPixels;
+ dst->SkipRows = src->SkipRows;
+ dst->ImageHeight = src->ImageHeight;
+ dst->SkipImages = src->SkipImages;
+ dst->SwapBytes = src->SwapBytes;
+ dst->LsbFirst = src->LsbFirst;
+ dst->ClientStorage = src->ClientStorage;
+ dst->Invert = src->Invert;
+ _mesa_reference_buffer_object(ctx, &dst->BufferObj, src->BufferObj);
+}
+
+
#define GL_CLIENT_PACK_BIT (1<<20)
#define GL_CLIENT_UNPACK_BIT (1<<21)
@@ -1292,31 +1315,29 @@ _mesa_PushClientAttrib(GLbitfield mask)
return;
}
- /* Build linked list of attribute nodes which save all attribute */
- /* groups specified by the mask. */
+ /* Build linked list of attribute nodes which save all attribute
+ * groups specified by the mask.
+ */
head = NULL;
if (mask & GL_CLIENT_PIXEL_STORE_BIT) {
struct gl_pixelstore_attrib *attr;
-#if FEATURE_EXT_pixel_buffer_object
- ctx->Pack.BufferObj->RefCount++;
- ctx->Unpack.BufferObj->RefCount++;
-#endif
/* packing attribs */
- attr = MALLOC_STRUCT( gl_pixelstore_attrib );
- MEMCPY( attr, &ctx->Pack, sizeof(struct gl_pixelstore_attrib) );
+ attr = CALLOC_STRUCT( gl_pixelstore_attrib );
+ copy_pixelstore(ctx, attr, &ctx->Pack);
newnode = new_attrib_node( GL_CLIENT_PACK_BIT );
newnode->data = attr;
newnode->next = head;
head = newnode;
/* unpacking attribs */
attr = MALLOC_STRUCT( gl_pixelstore_attrib );
- MEMCPY( attr, &ctx->Unpack, sizeof(struct gl_pixelstore_attrib) );
+ copy_pixelstore(ctx, attr, &ctx->Unpack);
newnode = new_attrib_node( GL_CLIENT_UNPACK_BIT );
newnode->data = attr;
newnode->next = head;
head = newnode;
}
+
if (mask & GL_CLIENT_VERTEX_ARRAY_BIT) {
struct gl_array_attrib *attr;
struct gl_array_object *obj;
@@ -1353,7 +1374,7 @@ _mesa_PushClientAttrib(GLbitfield mask)
void GLAPIENTRY
_mesa_PopClientAttrib(void)
{
- struct gl_attrib_node *attr, *next;
+ struct gl_attrib_node *node, *next;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
@@ -1364,37 +1385,31 @@ _mesa_PopClientAttrib(void)
}
ctx->ClientAttribStackDepth--;
- attr = ctx->ClientAttribStack[ctx->ClientAttribStackDepth];
+ node = ctx->ClientAttribStack[ctx->ClientAttribStackDepth];
- while (attr) {
- switch (attr->kind) {
+ while (node) {
+ switch (node->kind) {
case GL_CLIENT_PACK_BIT:
-#if FEATURE_EXT_pixel_buffer_object
- ctx->Pack.BufferObj->RefCount--;
- if (ctx->Pack.BufferObj->RefCount <= 0) {
- _mesa_remove_buffer_object( ctx, ctx->Pack.BufferObj );
- (*ctx->Driver.DeleteBuffer)( ctx, ctx->Pack.BufferObj );
+ {
+ struct gl_pixelstore_attrib *store =
+ (struct gl_pixelstore_attrib *) node->data;
+ copy_pixelstore(ctx, &ctx->Pack, store);
+ _mesa_reference_buffer_object(ctx, &store->BufferObj, NULL);
}
-#endif
- MEMCPY( &ctx->Pack, attr->data,
- sizeof(struct gl_pixelstore_attrib) );
ctx->NewState |= _NEW_PACKUNPACK;
break;
case GL_CLIENT_UNPACK_BIT:
-#if FEATURE_EXT_pixel_buffer_object
- ctx->Unpack.BufferObj->RefCount--;
- if (ctx->Unpack.BufferObj->RefCount <= 0) {
- _mesa_remove_buffer_object( ctx, ctx->Unpack.BufferObj );
- (*ctx->Driver.DeleteBuffer)( ctx, ctx->Unpack.BufferObj );
+ {
+ struct gl_pixelstore_attrib *store =
+ (struct gl_pixelstore_attrib *) node->data;
+ copy_pixelstore(ctx, &ctx->Unpack, store);
+ _mesa_reference_buffer_object(ctx, &store->BufferObj, NULL);
}
-#endif
- MEMCPY( &ctx->Unpack, attr->data,
- sizeof(struct gl_pixelstore_attrib) );
ctx->NewState |= _NEW_PACKUNPACK;
break;
case GL_CLIENT_VERTEX_ARRAY_BIT: {
struct gl_array_attrib * data =
- (struct gl_array_attrib *) attr->data;
+ (struct gl_array_attrib *) node->data;
adjust_buffer_object_ref_counts(&ctx->Array, -1);
@@ -1431,10 +1446,10 @@ _mesa_PopClientAttrib(void)
break;
}
- next = attr->next;
- FREE( attr->data );
- FREE( attr );
- attr = next;
+ next = node->next;
+ FREE( node->data );
+ FREE( node );
+ node = next;
}
}
diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index eb418610a7..1b58f5e96a 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -1,6 +1,6 @@
/*
* Mesa 3-D graphics library
- * Version: 7.1
+ * Version: 7.2
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
*
@@ -166,22 +166,75 @@ _mesa_delete_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj )
if (bufObj->Data)
_mesa_free(bufObj->Data);
+
+ /* assign strange values here to help w/ debugging */
+ bufObj->RefCount = -1000;
+ bufObj->Name = ~0;
+
_mesa_free(bufObj);
}
+
+/**
+ * Set ptr to bufObj w/ reference counting.
+ */
void
-_mesa_unbind_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj )
+_mesa_reference_buffer_object(GLcontext *ctx,
+ struct gl_buffer_object **ptr,
+ struct gl_buffer_object *bufObj)
{
- if (bufObj != ctx->Array.NullBufferObj) {
- bufObj->RefCount--;
- if (bufObj->RefCount <= 0) {
+ if (*ptr == bufObj)
+ return;
+
+ if (*ptr) {
+ /* Unreference the old texture */
+ GLboolean deleteFlag = GL_FALSE;
+ struct gl_buffer_object *oldObj = *ptr;
+
+ /*_glthread_LOCK_MUTEX(oldObj->Mutex);*/
+ ASSERT(oldObj->RefCount > 0);
+ oldObj->RefCount--;
+#if 0
+ printf("BufferObj %p %d DECR to %d\n",
+ (void *) oldObj, oldObj->Name, oldObj->RefCount);
+#endif
+ deleteFlag = (oldObj->RefCount == 0);
+ /*_glthread_UNLOCK_MUTEX(oldObj->Mutex);*/
+
+ if (deleteFlag) {
+
+ /* some sanity checking: don't delete a buffer still in use */
ASSERT(ctx->Array.ArrayBufferObj != bufObj);
ASSERT(ctx->Array.ElementArrayBufferObj != bufObj);
ASSERT(ctx->Array.ArrayObj->Vertex.BufferObj != bufObj);
ASSERT(ctx->Driver.DeleteBuffer);
- ctx->Driver.DeleteBuffer(ctx, bufObj);
+
+ ctx->Driver.DeleteBuffer(ctx, oldObj);
}
+
+ *ptr = NULL;
+ }
+ ASSERT(!*ptr);
+
+ if (bufObj) {
+ /* reference new texture */
+ /*_glthread_LOCK_MUTEX(tex->Mutex);*/
+ if (bufObj->RefCount == 0) {
+ /* this buffer's being deleted (look just above) */
+ /* Not sure this can every really happen. Warn if it does. */
+ _mesa_problem(NULL, "referencing deleted buffer object");
+ *ptr = NULL;
+ }
+ else {
+ bufObj->RefCount++;
+#if 0
+ printf("BufferObj %p %d INCR to %d\n",
+ (void *) bufObj, bufObj->Name, bufObj->RefCount);
+#endif
+ *ptr = bufObj;
+ }
+ /*_glthread_UNLOCK_MUTEX(tex->Mutex);*/
}
}
@@ -204,33 +257,6 @@ _mesa_initialize_buffer_object( struct gl_buffer_object *obj,
/**
- * Add the given buffer object to the buffer object pool.
- */
-void
-_mesa_save_buffer_object( GLcontext *ctx, struct gl_buffer_object *obj )
-{
- if (obj->Name > 0) {
- /* insert into hash table */
- _mesa_HashInsert(ctx->Shared->BufferObjects, obj->Name, obj);
- }
-}
-
-
-/**
- * Remove the given buffer object from the buffer object pool.
- * Do not deallocate the buffer object though.
- */
-void
-_mesa_remove_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj )
-{
- if (bufObj->Name > 0) {
- /* remove from hash table */
- _mesa_HashRemove(ctx->Shared->BufferObjects, bufObj->Name);
- }
-}
-
-
-/**
* Allocate space for and store data in a buffer object. Any data that was
* previously stored in the buffer object is lost. If \c data is \c NULL,
* memory will be allocated, but no copy will occur.
@@ -400,6 +426,7 @@ _mesa_init_buffer_objects( GLcontext *ctx )
{
/* Allocate the default buffer object and set refcount so high that
* it never gets deleted.
+ * XXX with recent/improved refcounting this may not longer be needed.
*/
ctx->Array.NullBufferObj = _mesa_new_buffer_object(ctx, 0, 0);
if (ctx->Array.NullBufferObj)
@@ -462,28 +489,16 @@ bind_buffer_object(GLcontext *ctx, GLenum target, GLuint buffer)
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glBindBufferARB");
return;
}
- _mesa_save_buffer_object(ctx, newBufObj);
+ _mesa_HashInsert(ctx->Shared->BufferObjects, buffer, newBufObj);
}
}
- /* Make new binding */
- *bindTarget = newBufObj;
- newBufObj->RefCount++;
+ /* bind new buffer */
+ _mesa_reference_buffer_object(ctx, bindTarget, newBufObj);
/* Pass BindBuffer call to device driver */
if (ctx->Driver.BindBuffer && newBufObj)
ctx->Driver.BindBuffer( ctx, target, newBufObj );
-
- /* decr ref count on old buffer obj, delete if needed */
- if (oldBufObj) {
- oldBufObj->RefCount--;
- assert(oldBufObj->RefCount >= 0);
- if (oldBufObj->RefCount == 0) {
- assert(oldBufObj->Name != 0);
- ASSERT(ctx->Driver.DeleteBuffer);
- ctx->Driver.DeleteBuffer( ctx, oldBufObj );
- }
- }
}
@@ -716,6 +731,23 @@ _mesa_lookup_bufferobj(GLcontext *ctx, GLuint buffer)
}
+/**
+ * If *ptr points to obj, set ptr = the Null/default buffer object.
+ * This is a helper for buffer object deletion.
+ * The GL spec says that deleting a buffer object causes it to get
+ * unbound from all arrays in the current context.
+ */
+static void
+unbind(GLcontext *ctx,
+ struct gl_buffer_object **ptr,
+ struct gl_buffer_object *obj)
+{
+ if (*ptr == obj) {
+ _mesa_reference_buffer_object(ctx, ptr, ctx->Array.NullBufferObj);
+ }
+}
+
+
/**********************************************************************/
/* API Functions */
@@ -759,54 +791,18 @@ _mesa_DeleteBuffersARB(GLsizei n, const GLuint *ids)
ASSERT(bufObj->Name == ids[i]);
- if (ctx->Array.ArrayObj->Vertex.BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->Vertex.BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
- if (ctx->Array.ArrayObj->Normal.BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->Normal.BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
- if (ctx->Array.ArrayObj->Color.BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->Color.BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
- if (ctx->Array.ArrayObj->SecondaryColor.BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->SecondaryColor.BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
- if (ctx->Array.ArrayObj->FogCoord.BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->FogCoord.BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
- if (ctx->Array.ArrayObj->Index.BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->Index.BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
- if (ctx->Array.ArrayObj->EdgeFlag.BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->EdgeFlag.BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
+ unbind(ctx, &ctx->Array.ArrayObj->Vertex.BufferObj, bufObj);
+ unbind(ctx, &ctx->Array.ArrayObj->Normal.BufferObj, bufObj);
+ unbind(ctx, &ctx->Array.ArrayObj->Color.BufferObj, bufObj);
+ unbind(ctx, &ctx->Array.ArrayObj->SecondaryColor.BufferObj, bufObj);
+ unbind(ctx, &ctx->Array.ArrayObj->FogCoord.BufferObj, bufObj);
+ unbind(ctx, &ctx->Array.ArrayObj->Index.BufferObj, bufObj);
+ unbind(ctx, &ctx->Array.ArrayObj->EdgeFlag.BufferObj, bufObj);
for (j = 0; j < MAX_TEXTURE_UNITS; j++) {
- if (ctx->Array.ArrayObj->TexCoord[j].BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->TexCoord[j].BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
+ unbind(ctx, &ctx->Array.ArrayObj->TexCoord[j].BufferObj, bufObj);
}
for (j = 0; j < VERT_ATTRIB_MAX; j++) {
- if (ctx->Array.ArrayObj->VertexAttrib[j].BufferObj == bufObj) {
- bufObj->RefCount--;
- ctx->Array.ArrayObj->VertexAttrib[j].BufferObj = ctx->Array.NullBufferObj;
- ctx->Array.NullBufferObj->RefCount++;
- }
+ unbind(ctx, &ctx->Array.ArrayObj->VertexAttrib[j].BufferObj, bufObj);
}
if (ctx->Array.ArrayBufferObj == bufObj) {
@@ -824,8 +820,8 @@ _mesa_DeleteBuffersARB(GLsizei n, const GLuint *ids)
}
/* The ID is immediately freed for re-use */
- _mesa_remove_buffer_object(ctx, bufObj);
- _mesa_unbind_buffer_object(ctx, bufObj);
+ _mesa_HashRemove(ctx->Shared->BufferObjects, bufObj->Name);
+ _mesa_reference_buffer_object(ctx, &bufObj, NULL);
}
}
@@ -874,7 +870,7 @@ _mesa_GenBuffersARB(GLsizei n, GLuint *buffer)
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glGenBuffersARB");
return;
}
- _mesa_save_buffer_object(ctx, bufObj);
+ _mesa_HashInsert(ctx->Shared->BufferObjects, first + i, bufObj);
buffer[i] = first + i;
}
diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h
index 8baa59d617..163fe241aa 100644
--- a/src/mesa/main/bufferobj.h
+++ b/src/mesa/main/bufferobj.h
@@ -1,6 +1,6 @@
/*
* Mesa 3-D graphics library
- * Version: 7.1
+ * Version: 7.2
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
*
@@ -55,10 +55,9 @@ _mesa_initialize_buffer_object( struct gl_buffer_object *obj,
GLuint name, GLenum target );
extern void
-_mesa_save_buffer_object( GLcontext *ctx, struct gl_buffer_object *obj );
-
-extern void
-_mesa_remove_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
+_mesa_reference_buffer_object(GLcontext *ctx,
+ struct gl_buffer_object **ptr,
+ struct gl_buffer_object *bufObj);
extern void
_mesa_buffer_data( GLcontext *ctx, GLenum target, GLsizeiptrARB size,
@@ -118,8 +117,6 @@ _mesa_unmap_readpix_pbo(GLcontext *ctx,
const struct gl_pixelstore_attrib *pack);
-extern void
-_mesa_unbind_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
/*
* API functions
diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
index 22a55ac707..67dd093f2a 100644
--- a/src/mesa/main/varray.c
+++ b/src/mesa/main/varray.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.1
+ * Version: 7.2
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -62,14 +62,9 @@ update_array(GLcontext *ctx, struct gl_client_array *array,
array->Normalized = normalized;
array->Ptr = (const GLubyte *) ptr;
#if FEATURE_ARB_vertex_buffer_object
- array->BufferObj->RefCount--;
- if (array->BufferObj->RefCount <= 0) {
- ASSERT(array->BufferObj->Name);
- _mesa_remove_buffer_object( ctx, array->BufferObj );
- (*ctx->Driver.DeleteBuffer)( ctx, array->BufferObj );
- }
- array->BufferObj = ctx->Array.ArrayBufferObj;
- array->BufferObj->RefCount++;
+ _mesa_reference_buffer_object(ctx, &array->BufferObj,
+ ctx->Array.ArrayBufferObj);
+
/* Compute the index of the last array element that's inside the buffer.
* Later in glDrawArrays we'll check if start + count > _MaxElement to
* be sure we won't go out of bounds.
diff --git a/src/mesa/vbo/vbo_exec_api.c b/src/mesa/vbo/vbo_exec_api.c
index d07d5ba80a..45971a4735 100644
--- a/src/mesa/vbo/vbo_exec_api.c
+++ b/src/mesa/vbo/vbo_exec_api.c
@@ -1,6 +1,6 @@
/**************************************************************************
-Copyright 2002 Tungsten Graphics Inc., Cedar Park, Texas.
+Copyright 2002-2008 Tungsten Graphics Inc., Cedar Park, Texas.
All Rights Reserved.
@@ -31,6 +31,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "main/glheader.h"
+#include "main/bufferobj.h"
#include "main/context.h"
#include "main/macros.h"
#include "main/vtxfmt.h"
@@ -655,7 +656,10 @@ void vbo_exec_vtx_init( struct vbo_exec_context *exec )
/* Allocate a buffer object. Will just reuse this object
* continuously.
*/
- exec->vtx.bufferobj = ctx->Array.NullBufferObj;
+ _mesa_reference_buffer_object(ctx,
+ &exec->vtx.bufferobj,
+ ctx->Array.NullBufferObj);
+
exec->vtx.buffer_map = ALIGN_MALLOC(VBO_VERT_BUFFER_SIZE * sizeof(GLfloat), 64);
vbo_exec_vtxfmt_init( exec );
diff --git a/src/mesa/vbo/vbo_exec_draw.c b/src/mesa/vbo/vbo_exec_draw.c
index 68ce7ba837..5f737fd90f 100644
--- a/src/mesa/vbo/vbo_exec_draw.c
+++ b/src/mesa/vbo/vbo_exec_draw.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 5.1
+ * Version: 7.2
*
- * Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -26,6 +26,7 @@
*/
#include "main/glheader.h"
+#include "main/bufferobj.h"
#include "main/context.h"
#include "main/enums.h"
#include "main/state.h"
@@ -155,8 +156,12 @@ static void vbo_exec_bind_arrays( GLcontext *ctx )
*/
switch (get_program_mode(exec->ctx)) {
case VP_NONE:
- memcpy(arrays, vbo->legacy_currval, 16 * sizeof(arrays[0]));
- memcpy(arrays + 16, vbo->mat_currval, MAT_ATTRIB_MAX * sizeof(arrays[0]));
+ for (attr = 0; attr < 16; attr++) {
+ exec->vtx.inputs[attr] = &vbo->legacy_currval[attr];
+ }
+ for (attr = 0; attr < MAT_ATTRIB_MAX; attr++) {
+ exec->vtx.inputs[attr + 16] = &vbo->mat_currval[attr];
+ }
map = vbo->map_vp_none;
break;
case VP_NV:
@@ -165,8 +170,10 @@ static void vbo_exec_bind_arrays( GLcontext *ctx )
* occurred. NV vertex programs cannot access material values,
* nor attributes greater than VERT_ATTRIB_TEX7.
*/
- memcpy(arrays, vbo->legacy_currval, 16 * sizeof(arrays[0]));
- memcpy(arrays + 16, vbo->generic_currval, 16 * sizeof(arrays[0]));
+ for (attr = 0; attr < 16; attr++) {
+ exec->vtx.inputs[attr] = &vbo->legacy_currval[attr];
+ exec->vtx.inputs[attr + 16] = &vbo->generic_currval[attr];
+ }
map = vbo->map_vp_arb;
break;
}
@@ -178,13 +185,18 @@ static void vbo_exec_bind_arrays( GLcontext *ctx )
GLuint src = map[attr];
if (exec->vtx.attrsz[src]) {
+ /* override the default array set above */
+ exec->vtx.inputs[attr] = &arrays[attr];
+
arrays[attr].Ptr = (void *)data;
arrays[attr].Size = exec->vtx.attrsz[src];
arrays[attr].StrideB = exec->vtx.vertex_size * sizeof(GLfloat);
arrays[attr].Stride = exec->vtx.vertex_size * sizeof(GLfloat);
arrays[attr].Type = GL_FLOAT;
arrays[attr].Enabled = 1;
- arrays[attr].BufferObj = exec->vtx.bufferobj; /* NullBufferObj */
+ _mesa_reference_buffer_object(ctx,
+ &arrays[attr].BufferObj,
+ exec->vtx.bufferobj);
arrays[attr]._MaxElement = count; /* ??? */
data += exec->vtx.attrsz[src] * sizeof(GLfloat);
diff --git a/src/mesa/vbo/vbo_save.c b/src/mesa/vbo/vbo_save.c
index 8dd87141c0..9757c3d9f6 100644
--- a/src/mesa/vbo/vbo_save.c
+++ b/src/mesa/vbo/vbo_save.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.3
+ * Version: 7.2
*
- * Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -27,6 +27,7 @@
#include "main/mtypes.h"
+#include "main/bufferobj.h"
#include "main/dlist.h"
#include "main/vtxfmt.h"
#include "main/imports.h"
@@ -71,19 +72,24 @@ void vbo_save_destroy( GLcontext *ctx )
{
struct vbo_context *vbo = vbo_context(ctx);
struct vbo_save_context *save = &vbo->save;
+ GLuint i;
+
if (save->prim_store) {
if ( --save->prim_store->refcount == 0 ) {
FREE( save->prim_store );
save->prim_store = NULL;
}
if ( --save->vertex_store->refcount == 0 ) {
- if (save->vertex_store->bufferobj)
- ctx->Driver.DeleteBuffer( ctx, save->vertex_store->bufferobj );
-
+ _mesa_reference_buffer_object(ctx,
+ &save->vertex_store->bufferobj, NULL);
FREE( save->vertex_store );
save->vertex_store = NULL;
}
}
+
+ for (i = 0; i < VBO_ATTRIB_MAX; i++) {
+ _mesa_reference_buffer_object(ctx, &save->arrays[i].BufferObj, NULL);
+ }
}
diff --git a/src/mesa/vbo/vbo_save_api.c b/src/mesa/vbo/vbo_save_api.c
index f62be5c14c..88d573f128 100644
--- a/src/mesa/vbo/vbo_save_api.c
+++ b/src/mesa/vbo/vbo_save_api.c
@@ -1,6 +1,6 @@
/**************************************************************************
-Copyright 2002 Tungsten Graphics Inc., Cedar Park, Texas.
+Copyright 2002-2008 Tungsten Graphics Inc., Cedar Park, Texas.
All Rights Reserved.
@@ -68,6 +68,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "main/glheader.h"
+#include "main/bufferobj.h"
#include "main/context.h"
#include "main/dlist.h"
#include "main/enums.h"
@@ -85,6 +86,10 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#endif
+/* An interesting VBO number/name to help with debugging */
+#define VBO_BUF_ID 12345
+
+
/*
* NOTE: Old 'parity' issue is gone, but copying can still be
* wrong-footed on replay.
@@ -170,7 +175,9 @@ static struct vbo_save_vertex_store *alloc_vertex_store( GLcontext *ctx )
* user. Perhaps there could be a special number for internal
* buffers:
*/
- vertex_store->bufferobj = ctx->Driver.NewBufferObject(ctx, 1, GL_ARRAY_BUFFER_ARB);
+ vertex_store->bufferobj = ctx->Driver.NewBufferObject(ctx,
+ VBO_BUF_ID,
+ GL_ARRAY_BUFFER_ARB);
ctx->Driver.BufferData( ctx,
GL_ARRAY_BUFFER_ARB,
@@ -190,8 +197,9 @@ static void free_vertex_store( GLcontext *ctx, struct vbo_save_vertex_store *ver
{
assert(!vertex_store->buffer);
- if (vertex_store->bufferobj)
- ctx->Driver.DeleteBuffer( ctx, vertex_store->bufferobj );
+ if (vertex_store->bufferobj) {
+ _mesa_reference_buffer_object(ctx, &vertex_store->bufferobj, NULL);
+ }
FREE( vertex_store );
}
@@ -1139,6 +1147,7 @@ void vbo_save_api_init( struct vbo_save_context *save )
_save_vtxfmt_init( ctx );
_save_current_init( ctx );
+ /* These will actually get set again when binding/drawing */
for (i = 0; i < VBO_ATTRIB_MAX; i++)
save->inputs[i] = &save->arrays[i];
diff --git a/src/mesa/vbo/vbo_save_draw.c b/src/mesa/vbo/vbo_save_draw.c
index bf5c6d4eef..ed82f09958 100644
--- a/src/mesa/vbo/vbo_save_draw.c
+++ b/src/mesa/vbo/vbo_save_draw.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.1
+ * Version: 7.2
*
- * Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -27,6 +27,7 @@
*/
#include "main/glheader.h"
+#include "main/bufferobj.h"
#include "main/context.h"
#include "main/imports.h"
#include "main/mtypes.h"
@@ -115,8 +116,12 @@ static void vbo_bind_vertex_list( GLcontext *ctx,
*/
switch (get_program_mode(ctx)) {
case VP_NONE:
- memcpy(arrays, vbo->legacy_currval, 16 * sizeof(arrays[0]));
- memcpy(arrays + 16, vbo->mat_currval, MAT_ATTRIB_MAX * sizeof(arrays[0]));
+ for (attr = 0; attr < 16; attr++) {
+ save->inputs[attr] = &vbo->legacy_currval[attr];
+ }
+ for (attr = 0; attr < MAT_ATTRIB_MAX; attr++) {
+ save->inputs[attr + 16] = &vbo->mat_currval[attr];
+ }
map = vbo->map_vp_none;
break;
case VP_NV:
@@ -125,8 +130,10 @@ static void vbo_bind_vertex_list( GLcontext *ctx,
* occurred. NV vertex programs cannot access material values,
* nor attributes greater than VERT_ATTRIB_TEX7.
*/
- memcpy(arrays, vbo->legacy_currval, 16 * sizeof(arrays[0]));
- memcpy(arrays + 16, vbo->generic_currval, 16 * sizeof(arrays[0]));
+ for (attr = 0; attr < 16; attr++) {
+ save->inputs[attr] = &vbo->legacy_currval[attr];
+ save->inputs[attr + 16] = &vbo->generic_currval[attr];
+ }
map = vbo->map_vp_arb;
break;
}
@@ -135,13 +142,18 @@ static void vbo_bind_vertex_list( GLcontext *ctx,
GLuint src = map[attr];
if (node->attrsz[src]) {
- arrays[attr].Ptr = (const GLubyte *)data;
+ /* override the default array set above */
+ save->inputs[attr] = &arrays[attr];
+
+ arrays[attr].Ptr = (const GLubyte *) data;
arrays[attr].Size = node->attrsz[src];
arrays[attr].StrideB = node->vertex_size * sizeof(GLfloat);
arrays[attr].Stride = node->vertex_size * sizeof(GLfloat);
arrays[attr].Type = GL_FLOAT;
arrays[attr].Enabled = 1;
- arrays[attr].BufferObj = node->vertex_store->bufferobj;
+ _mesa_reference_buffer_object(ctx,
+ &arrays[attr].BufferObj,
+ node->vertex_store->bufferobj);
arrays[attr]._MaxElement = node->count; /* ??? */
assert(arrays[attr].BufferObj->Name);