diff options
Diffstat (limited to 'src/gallium/drivers/nv40/nv40_surface.c')
| -rw-r--r-- | src/gallium/drivers/nv40/nv40_surface.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/gallium/drivers/nv40/nv40_surface.c b/src/gallium/drivers/nv40/nv40_surface.c index e8a60116964..c0d135eb36d 100644 --- a/src/gallium/drivers/nv40/nv40_surface.c +++ b/src/gallium/drivers/nv40/nv40_surface.c @@ -42,8 +42,20 @@ nv40_surface_copy(struct pipe_context *pipe, unsigned do_flip, struct nv40_context *nv40 = nv40_context(pipe); struct nouveau_winsys *nvws = nv40->nvws; - nvws->surface_copy(nvws, dest, destx, desty, src, srcx, srcy, - width, height); + if (do_flip) { + /*XXX: This dodgyness will do for now for correctness. But, + * need to investigate whether the 2D engine is able to + * manage a flip (perhaps SIFM?), if not, use the 3D engine + */ + desty += height; + while (height--) { + nvws->surface_copy(nvws, dest, destx, desty--, src, + srcx, srcy++, width, 1); + } + } else { + nvws->surface_copy(nvws, dest, destx, desty, src, srcx, srcy, + width, height); + } } static void |