gallium: fix do_flip bug on glCopyTexImage / surface_copy() path

2008-08-18 13:15:09 -06:00
parent 235981d871
commit 145a45e9d6
1 changed files with 4 additions and 0 deletions
@@ -1098,6 +1098,10 @@ st_copy_texsubimage(GLcontext *ctx,
                                                stImage->face, stImage->level,
                                                destZ,
                                                PIPE_BUFFER_USAGE_GPU_WRITE);
+         if (do_flip)
+            srcY = strb->surface->height - srcY - height;
+
+         /* for surface_copy(), y=0=top, always */
         pipe->surface_copy(pipe,
                            do_flip,
                            /* dest */