diff options
author | Brian Paul <brianp@vmware.com> | 2009-04-07 17:31:14 -0600 |
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committer | Brian Paul <brianp@vmware.com> | 2009-04-07 17:31:14 -0600 |
commit | ac1ff1b9fe19077e53ff4cd14a1b083232c8bf72 (patch) | |
tree | 9dd56786fb4146b599340f4d4dd9ba3d14ab0ad2 /src | |
parent | 228f20e324249ef25beed725a6a821e0bd0cc232 (diff) |
mesa: add another special/optimized case in _mesa_unpack_depth_span()
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/main/image.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c index 5cb110f3a5d..ddae456fa12 100644 --- a/src/mesa/main/image.c +++ b/src/mesa/main/image.c @@ -4546,6 +4546,17 @@ _mesa_unpack_depth_span( const GLcontext *ctx, GLuint n, } return; } + if (srcType == GL_UNSIGNED_INT_24_8 + && dstType == GL_UNSIGNED_INT + && depthMax == 0xffffff) { + const GLuint *src = (const GLuint *) source; + GLuint *dst = (GLuint *) dest; + GLuint i; + for (i = 0; i < n; i++) { + dst[i] = src[i] >> 8; + } + return; + } /* XXX may want to add additional cases here someday */ } |