diff options
Diffstat (limited to 'src/video_core/swrasterizer/rasterizer.cpp')
| -rw-r--r-- | src/video_core/swrasterizer/rasterizer.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/video_core/swrasterizer/rasterizer.cpp b/src/video_core/swrasterizer/rasterizer.cpp index 2d1daa24a..2b85ac86c 100644 --- a/src/video_core/swrasterizer/rasterizer.cpp +++ b/src/video_core/swrasterizer/rasterizer.cpp @@ -117,7 +117,9 @@ static std::tuple<float24, float24, PAddr> ConvertCubeCoord(float24 u, float24 v float LookupLightingLut(size_t lut_index, float index) { - unsigned index_i = static_cast<unsigned>(MathUtil::Clamp(floor(index * 256), 0.0f, 1.0f)); + index *= 256; + + unsigned index_i = static_cast<unsigned>(MathUtil::Clamp(floor(index), 0.0f, 255.0f)); float index_f = index - index_i; @@ -126,7 +128,7 @@ float LookupLightingLut(size_t lut_index, float index) { float lut_value = g_state.lighting.luts[lut_index][index_i].ToFloat(); float lut_diff = g_state.lighting.luts[lut_index][index_i].DiffToFloat(); - return lut_value + lut_diff * index_f; + return lut_value + lut_diff * index_f / 256.f; } std::tuple<Math::Vec4<u8>, Math::Vec4<u8>> ComputeFragmentsColors(const Math::Quaternion<float>& normquat, const Math::Vec3<float>& view) { |