diff options
| author | Patrice Mandin <patmandin@gmail.com> | 2009-07-26 12:30:12 +0200 |
|---|---|---|
| committer | Patrice Mandin <patmandin@gmail.com> | 2009-07-26 12:30:12 +0200 |
| commit | 77a8a650e61047582794512ef61c8e6525aea059 (patch) | |
| tree | 41337925b62eb553d6c265ba11d579c7fb415689 | |
| parent | 8c30292a6e48448318d84582df876f35c490f968 (diff) | |
nouveau: Recursively swizzle an NPOT sized copy
| -rw-r--r-- | src/gallium/drivers/nv04/nv04_surface_2d.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/src/gallium/drivers/nv04/nv04_surface_2d.c b/src/gallium/drivers/nv04/nv04_surface_2d.c index c0adf7ce85f..143b8589e8e 100644 --- a/src/gallium/drivers/nv04/nv04_surface_2d.c +++ b/src/gallium/drivers/nv04/nv04_surface_2d.c @@ -111,8 +111,6 @@ nv04_surface_copy_swizzle(struct nv04_surface_2d *ctx, unsigned cy; #if 0 - /* POT or GTFO */ - assert(!(w & (w - 1)) && !(h & (h - 1))); /* That's the way she likes it */ assert(src_pitch == ((struct nv04_surface *)dst)->pitch); #endif @@ -260,9 +258,27 @@ nv04_surface_copy(struct nv04_surface_2d *ctx, struct pipe_surface *dst, assert(src->format == dst->format); /* Setup transfer to swizzle the texture to vram if needed */ - if (src_linear && !dst_linear && w > 1 && h > 1 && - !(w & (w - 1)) && !(h & (h - 1))) { /* POT only */ - nv04_surface_copy_swizzle(ctx, dst, dx, dy, src, sx, sy, w, h); + if (src_linear && !dst_linear && w > 1 && h > 1) { + int potWidth = 1<<log2i(w); + int potHeight = 1<<log2i(h); + int remainWidth = w-potWidth; + int remainHeight = h-potHeight; + + nv04_surface_copy_swizzle(ctx, dst, dx, dy, src, sx, sy, + potWidth, potHeight); + + if (remainWidth>0) { + nv04_surface_copy(ctx, dst, dx+potWidth, dy, + src, sx+potWidth, sy, + remainWidth, potHeight); + } + + if (remainHeight>0) { + nv04_surface_copy(ctx, dst, dx, dy+potHeight, + src, sx, sy+potHeight, + w, remainHeight); + } + return; } |