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| author | José Fonseca <jfonseca@vmware.com> | 2012-12-20 12:03:45 +0000 |
|---|---|---|
| committer | José Fonseca <jfonseca@vmware.com> | 2012-12-21 10:04:51 +0000 |
| commit | 74f07319533d39a509ddc3159a51cfe89cd47225 (patch) | |
| tree | 70a169f0aae9541c00f63c88628a9b7fa69aa5aa /src/gallium/auxiliary/util/u_format_zs.c | |
| parent | e8ca1a53a625544ea30b394be905ff7e51d78af6 (diff) | |
| download | external_mesa3d-74f07319533d39a509ddc3159a51cfe89cd47225.zip external_mesa3d-74f07319533d39a509ddc3159a51cfe89cd47225.tar.gz external_mesa3d-74f07319533d39a509ddc3159a51cfe89cd47225.tar.bz2 | |
util/u_format: Round when converting depth values from float to z16_unorm.
This makes the z16_unorm -> float -> z16_unorm conversion lossless.
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Diffstat (limited to 'src/gallium/auxiliary/util/u_format_zs.c')
| -rw-r--r-- | src/gallium/auxiliary/util/u_format_zs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/util/u_format_zs.c b/src/gallium/auxiliary/util/u_format_zs.c index 816ef14..ed45c52 100644 --- a/src/gallium/auxiliary/util/u_format_zs.c +++ b/src/gallium/auxiliary/util/u_format_zs.c @@ -72,7 +72,7 @@ static INLINE uint16_t z32_float_to_z16_unorm(float z) { const float scale = 0xffff; - return (uint16_t)(z * scale); + return (uint16_t)(z * scale + 0.5f); } static INLINE float |