diff options
Diffstat (limited to 'src/mesa/vbo/vbo_exec_draw.c')
| -rw-r--r-- | src/mesa/vbo/vbo_exec_draw.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/src/mesa/vbo/vbo_exec_draw.c b/src/mesa/vbo/vbo_exec_draw.c index ae43857c8a..5bf3d836db 100644 --- a/src/mesa/vbo/vbo_exec_draw.c +++ b/src/mesa/vbo/vbo_exec_draw.c @@ -249,9 +249,11 @@ void vbo_exec_vtx_flush( struct vbo_exec_context *exec ) if (ctx->NewState) _mesa_update_state( ctx ); - - ctx->Driver.UnmapBuffer(ctx, target, exec->vtx.bufferobj); - exec->vtx.buffer_map = NULL; + /* if using a real VBO, unmap it before drawing */ + if (exec->vtx.bufferobj->Name) { + ctx->Driver.UnmapBuffer(ctx, target, exec->vtx.bufferobj); + exec->vtx.buffer_map = NULL; + } vbo_context(ctx)->draw_prims( ctx, exec->vtx.inputs, @@ -261,11 +263,12 @@ void vbo_exec_vtx_flush( struct vbo_exec_context *exec ) 0, exec->vtx.vert_count - 1); - /* Get new data: - */ - ctx->Driver.BufferData(ctx, target, size, NULL, usage, exec->vtx.bufferobj); - exec->vtx.buffer_map - = ctx->Driver.MapBuffer(ctx, target, access, exec->vtx.bufferobj); + /* If using a real VBO, get new storage */ + if (exec->vtx.bufferobj->Name) { + ctx->Driver.BufferData(ctx, target, size, NULL, usage, exec->vtx.bufferobj); + exec->vtx.buffer_map = + ctx->Driver.MapBuffer(ctx, target, access, exec->vtx.bufferobj); + } } } |