Commit 37c74af0 authored by Brian Paul's avatar Brian Paul

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.
parent 4a32f0c6
/*
* 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
......
/*
* 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;
}
}
......
/*
* 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);*/
}
}
......@@ -203,33 +256,6 @@ _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,
......@@ -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;
}
......
/*
* 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
......
/*
* 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.
......
/**************************************************************************
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 );
......
/*
* 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);
......
/*
* 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);
}
}
......
/**************************************************************************
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];
......