diff options
Diffstat (limited to 'intern/cycles/util/util_image_impl.h')
| -rw-r--r-- | intern/cycles/util/util_image_impl.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/intern/cycles/util/util_image_impl.h b/intern/cycles/util/util_image_impl.h index 751f52aaa86..fb953a43ab2 100644 --- a/intern/cycles/util/util_image_impl.h +++ b/intern/cycles/util/util_image_impl.h @@ -53,6 +53,11 @@ inline float cast_to_float(uchar value) return (float)value / 255.0f; } template<> +inline float cast_to_float(uint16_t value) +{ + return (float)value / 65535.0f; +} +template<> inline float cast_to_float(half value) { return half_to_float(value); @@ -79,6 +84,17 @@ inline uchar cast_from_float(float value) return (uchar)((255.0f * value) + 0.5f); } template<> +inline uint16_t cast_from_float(float value) +{ + if(value < 0.0f) { + return 0; + } + else if(value >(1.0f - 0.5f / 65535.0f)) { + return 65535; + } + return (uchar)((65535.0f * value) + 0.5f); +} +template<> inline half cast_from_float(float value) { return float_to_half(value); |