diff options
| author | Brian Paul <brianp@vmware.com> | 2012-06-12 17:27:56 -0600 |
|---|---|---|
| committer | Brian Paul <brianp@vmware.com> | 2012-06-13 08:52:40 -0600 |
| commit | f68ab0398bde5be6a6d4212bea23c9bbaa75d464 (patch) | |
| tree | d0ba986e770dfd641cee73b82af9c4a4f3d4ff7c | |
| parent | ae419a0159eeba6138d8c72a54737190cb6b1626 (diff) | |
util: add some comments, fix indentation
| -rw-r--r-- | src/gallium/auxiliary/util/u_blit.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c index e5b97f720ab..9bd2ef52d2b 100644 --- a/src/gallium/auxiliary/util/u_blit.c +++ b/src/gallium/auxiliary/util/u_blit.c @@ -419,7 +419,7 @@ util_blit_pixels_writemask(struct blit_state *ctx, dstX0, dstY0, dst->u.tex.first_layer,/* dest */ src_tex, src_level, &src_box); - return; + return; } if (dst_format == dst->format) { @@ -444,6 +444,9 @@ util_blit_pixels_writemask(struct blit_state *ctx, src_tex->target != PIPE_TEXTURE_2D && src_tex->target != PIPE_TEXTURE_RECT)) { + /* Make a temporary texture which contains a copy of the source pixels. + * Then we'll sample from the temporary texture. + */ struct pipe_resource texTemp; struct pipe_resource *tex; struct pipe_sampler_view sv_templ; @@ -515,6 +518,7 @@ util_blit_pixels_writemask(struct blit_state *ctx, pipe_resource_reference(&tex, NULL); } else { + /* Directly sample from the source resource/texture */ u_sampler_view_default_template(&sv_templ, src_tex, src_format); sampler_view = pipe->create_sampler_view(pipe, src_tex, &sv_templ); |