diff options
Diffstat (limited to 'src/mesa/vbo/vbo_save_draw.c')
| -rw-r--r-- | src/mesa/vbo/vbo_save_draw.c | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/src/mesa/vbo/vbo_save_draw.c b/src/mesa/vbo/vbo_save_draw.c index f59e1036d0..5110648c28 100644 --- a/src/mesa/vbo/vbo_save_draw.c +++ b/src/mesa/vbo/vbo_save_draw.c @@ -46,20 +46,31 @@ static void _playback_copy_to_current( GLcontext *ctx, const struct vbo_save_vertex_list *node ) { struct vbo_context *vbo = vbo_context(ctx); - GLfloat vertex[VBO_ATTRIB_MAX * 4], *data = vertex; + GLfloat vertex[VBO_ATTRIB_MAX * 4]; + GLfloat *data; GLuint i, offset; - if (node->count) - offset = (node->buffer_offset + - (node->count-1) * node->vertex_size * sizeof(GLfloat)); - else - offset = node->buffer_offset; + if (node->current_size == 0) + return; - ctx->Driver.GetBufferSubData( ctx, 0, offset, - node->vertex_size * sizeof(GLfloat), - data, node->vertex_store->bufferobj ); + if (node->current_data) { + data = node->current_data; + } + else { + data = vertex; + + if (node->count) + offset = (node->buffer_offset + + (node->count-1) * node->vertex_size * sizeof(GLfloat)); + else + offset = node->buffer_offset; - data += node->attrsz[0]; /* skip vertex position */ + ctx->Driver.GetBufferSubData( ctx, 0, offset, + node->vertex_size * sizeof(GLfloat), + data, node->vertex_store->bufferobj ); + + data += node->attrsz[0]; /* skip vertex position */ + } for (i = VBO_ATTRIB_POS+1 ; i < VBO_ATTRIB_MAX ; i++) { if (node->attrsz[i]) { |