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radeon: don't attempt to use alternate blit formats for depth buffers

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noticed by fredrikh on IRC.
This commit is contained in:
Alex Deucher 2010-03-08 17:38:39 -05:00
parent e1762fb870
commit ffd625d4aa
1 changed files with 4 additions and 0 deletions
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4
src/mesa/drivers/dri/radeon/radeon_tex_copy.c
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@ -93,6 +93,10 @@ do_copy_texsubimage(GLcontext *ctx,
src_bpp = _mesa_get_format_bytes(src_mesaformat);
dst_bpp = _mesa_get_format_bytes(dst_mesaformat);
if (!radeon->vtbl.check_blit(dst_mesaformat)) {
/* depth formats tend to be special */
if (_mesa_get_format_bits(dst_mesaformat, GL_DEPTH_BITS) > 0)
return GL_FALSE;
if (src_bpp != dst_bpp)
return GL_FALSE;