diff options
| -rw-r--r-- | src/mesa/main/arrayobj.c | 64 |
1 files changed, 33 insertions, 31 deletions
diff --git a/src/mesa/main/arrayobj.c b/src/mesa/main/arrayobj.c index ccb5b8e1574..0fa5f0de551 100644 --- a/src/mesa/main/arrayobj.c +++ b/src/mesa/main/arrayobj.c @@ -69,6 +69,32 @@ lookup_arrayobj(GLcontext *ctx, GLuint id) /** + * For all the vertex arrays in the array object, unbind any pointers + * to any buffer objects (VBOs). + * This is done just prior to array object destruction. + */ +static void +unbind_array_object_vbos(GLcontext *ctx, struct gl_array_object *obj) +{ + GLuint i; + + _mesa_reference_buffer_object(ctx, &obj->Vertex.BufferObj, NULL); + _mesa_reference_buffer_object(ctx, &obj->Normal.BufferObj, NULL); + _mesa_reference_buffer_object(ctx, &obj->Color.BufferObj, NULL); + _mesa_reference_buffer_object(ctx, &obj->SecondaryColor.BufferObj, NULL); + _mesa_reference_buffer_object(ctx, &obj->FogCoord.BufferObj, NULL); + _mesa_reference_buffer_object(ctx, &obj->Index.BufferObj, NULL); + _mesa_reference_buffer_object(ctx, &obj->EdgeFlag.BufferObj, NULL); + + for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) + _mesa_reference_buffer_object(ctx, &obj->TexCoord[i].BufferObj, NULL); + + for (i = 0; i < VERT_ATTRIB_MAX; i++) + _mesa_reference_buffer_object(ctx, &obj->VertexAttrib[i].BufferObj,NULL); +} + + +/** * Allocate and initialize a new vertex array object. * * This function is intended to be called via @@ -94,6 +120,7 @@ void _mesa_delete_array_object( GLcontext *ctx, struct gl_array_object *obj ) { (void) ctx; + unbind_array_object_vbos(ctx, obj); _glthread_DESTROY_MUTEX(obj->Mutex); _mesa_free(obj); } @@ -239,15 +266,6 @@ _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 */ /**********************************************************************/ @@ -274,7 +292,7 @@ _mesa_BindVertexArrayAPPLE( GLuint id ) return; /* rebinding the same array object- no change */ /* - * Get pointer to new array object (newBufObj) + * Get pointer to new array object (newObj) */ if (id == 0) { /* The spec says there is no array object named 0, but we use @@ -333,7 +351,6 @@ _mesa_DeleteVertexArraysAPPLE(GLsizei n, const GLuint *ids) if ( obj != NULL ) { ASSERT( obj->Name == ids[i] ); - /* If the array object is currently bound, the spec says "the binding * for that object reverts to zero and the default vertex array * becomes current." @@ -342,28 +359,13 @@ _mesa_DeleteVertexArraysAPPLE(GLsizei n, const GLuint *ids) CALL_BindVertexArrayAPPLE( ctx->Exec, (0) ); } -#if FEATURE_ARB_vertex_buffer_object - /* Unbind any buffer objects that might be bound to arrays in - * this array object. - */ - 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_COORD_UNITS; i++) { - unbind_buffer_object( ctx, obj->TexCoord[i].BufferObj ); - } - unbind_buffer_object( ctx, obj->EdgeFlag.BufferObj ); - for (i = 0; i < VERT_ATTRIB_MAX; i++) { - unbind_buffer_object( ctx, obj->VertexAttrib[i].BufferObj ); - } -#endif - /* The ID is immediately freed for re-use */ _mesa_remove_array_object(ctx, obj); - ctx->Driver.DeleteArrayObject(ctx, obj); + + /* Unreference the array object. + * If refcount hits zero, the object will be deleted. + */ + _mesa_reference_array_object(ctx, &obj, NULL); } } |