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Diffstat (limited to 'src/mesa/vbo/vbo_save_api.c')
-rw-r--r--src/mesa/vbo/vbo_save_api.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/src/mesa/vbo/vbo_save_api.c b/src/mesa/vbo/vbo_save_api.c
index 52b6f1884e..868226075a 100644
--- a/src/mesa/vbo/vbo_save_api.c
+++ b/src/mesa/vbo/vbo_save_api.c
@@ -289,6 +289,31 @@ static void _save_compile_vertex_list( GLcontext *ctx )
node->vertex_store->refcount++;
node->prim_store->refcount++;
+
+ node->current_size = node->vertex_size - node->attrsz[0];
+ node->current_data = NULL;
+
+ if (node->current_size) {
+ /* If the malloc fails, we just pull the data out of the VBO
+ * later instead.
+ */
+ node->current_data = MALLOC( node->current_size * sizeof(GLfloat) );
+ if (node->current_data) {
+ const char *buffer = (const char *)save->vertex_store->buffer;
+ unsigned attr_offset = node->attrsz[0] * sizeof(GLfloat);
+ unsigned vertex_offset = 0;
+
+ if (node->count)
+ vertex_offset = (node->count-1) * node->vertex_size * sizeof(GLfloat);
+
+ memcpy( node->current_data,
+ buffer + node->buffer_offset + vertex_offset + attr_offset,
+ node->current_size * sizeof(GLfloat) );
+ }
+ }
+
+
+
assert(node->attrsz[VBO_ATTRIB_POS] != 0 ||
node->count == 0);