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authorbunnei <bunneidev@gmail.com>2017-08-31 03:07:30 +0200
committerGitHub <noreply@github.com>2017-08-31 03:07:30 +0200
commitf0e461bf6f9d38c35c581e75731ac80fca3f3172 (patch)
tree0a54a98595c313afd9002ed9964c94255a88abc4 /src/video_core/renderer_opengl
parentMerge pull request #2899 from wwylele/touch-refactor (diff)
parentgl_rasterizer/lighting: more accurate CP formula (diff)
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Diffstat (limited to 'src/video_core/renderer_opengl')
-rw-r--r--src/video_core/renderer_opengl/gl_shader_gen.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp
index 015e69da9..3f390491a 100644
--- a/src/video_core/renderer_opengl/gl_shader_gen.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp
@@ -594,8 +594,8 @@ static void WriteLighting(std::string& out, const PicaShaderConfig& config) {
// Note: even if the normal vector is modified by normal map, which is not the
// normal of the tangent plane anymore, the half angle vector is still projected
// using the modified normal vector.
- std::string half_angle_proj = "normalize(half_vector) - normal / dot(normal, "
- "normal) * dot(normal, normalize(half_vector))";
+ std::string half_angle_proj =
+ "normalize(half_vector) - normal * dot(normal, normalize(half_vector))";
// Note: the half angle vector projection is confirmed not normalized before the dot
// product. The result is in fact not cos(phi) as the name suggested.
index = "dot(" + half_angle_proj + ", tangent)";