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st/nine: Check block alignment for compressed textures in NineSurface9_CopySurface

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Reviewed-by: Axel Davy <axel.davy@ens.fr>
Signed-off-by: Patrick Rudolph <siro@das-labor.org>
This commit is contained in:
Patrick Rudolph
2015-01-06 17:47:39 +01:00
committed by Axel Davy
parent 65ce2b2848
commit b3afcc0968
1 changed files with 24 additions and 0 deletions
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src/gallium/state_trackers/nine/surface9.c
+24
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@@ -549,6 +549,30 @@ NineSurface9_CopySurface( struct NineSurface9 *This,
r_src = NULL;
}
/* check source block align for compressed textures */
if (util_format_is_compressed(From->base.info.format) &&
((src_box.width != From->desc.Width) ||
(src_box.height != From->desc.Height))) {
const unsigned w = util_format_get_blockwidth(From->base.info.format);
const unsigned h = util_format_get_blockheight(From->base.info.format);
user_assert(!(src_box.width % w) &&
!(src_box.height % h),
D3DERR_INVALIDCALL);
}
/* check destination block align for compressed textures */
if (util_format_is_compressed(This->base.info.format) &&
((dst_box.width != This->desc.Width) ||
(dst_box.height != This->desc.Height) ||
dst_box.x != 0 ||
dst_box.y != 0)) {
const unsigned w = util_format_get_blockwidth(This->base.info.format);
const unsigned h = util_format_get_blockheight(This->base.info.format);
user_assert(!(dst_box.x % w) && !(dst_box.width % w) &&
!(dst_box.y % h) && !(dst_box.height % h),
D3DERR_INVALIDCALL);
}
if (r_dst && r_src) {
pipe->resource_copy_region(pipe,
r_dst, This->level,