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nvc0: bail out of 2d blits with non-A8_UNORM alpha formats

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This fixes the teximage-colors uploads with GL_ALPHA format and
non-GL_UNSIGNED_BYTE type.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: "10.4 10.5" <mesa-stable@lists.freedesktop.org>
(cherry picked from commit 68e4f3f572)
This commit is contained in:
Ilia Mirkin 2015-02-13 23:21:36 -05:00 • committed by Emil Velikov
parent b786e6332b
commit dbf82d753b
1 changed files with 5 additions and 2 deletions
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7
src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
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@ -1401,11 +1401,14 @@ nvc0_blit(struct pipe_context *pipe, const struct pipe_blit_info *info)
} else
if (!nv50_2d_src_format_faithful(info->src.format)) {
if (!util_format_is_luminance(info->src.format)) {
if (!nv50_2d_dst_format_ops_supported(info->dst.format))
eng3d = TRUE;
else
if (util_format_is_intensity(info->src.format))
eng3d = info->src.format != PIPE_FORMAT_I8_UNORM;
else
if (!nv50_2d_dst_format_ops_supported(info->dst.format))
eng3d = TRUE;
if (util_format_is_alpha(info->src.format))
eng3d = info->src.format != PIPE_FORMAT_A8_UNORM;
else
eng3d = !nv50_2d_format_supported(info->src.format);
}