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Merge pull request #2729 from yuriks/quaternion-fix 

OpenGL: Improve accuracy of quaternion interpolation
master
Yuri Kunde Schlesner 2017-05-28 01:24:06 +07:00 committed by GitHub
parent 4caa2bad9d 669ef82aee
commit 3df85a103a
1 changed files with 5 additions and 3 deletions
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8
src/video_core/renderer_opengl/gl_shader_gen.cpp
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@ -535,8 +535,8 @@ static void WriteLighting(std::string& out, const PicaShaderConfig& config) {
}
// Rotate the surface-local normal by the interpolated normal quaternion to convert it to
// eyespace
out += "vec3 normal = normalize(quaternion_rotate(normquat, surface_normal));\n";
// eyespace.
out += "vec3 normal = quaternion_rotate(normalize(normquat), surface_normal);\n";
// Gets the index into the specified lookup table for specular lighting
auto GetLutIndex = [&lighting](unsigned light_num, LightingRegs::LightingLutInput input,
@ -1002,7 +1002,9 @@ uniform sampler1D proctex_diff_lut;
// Rotate the vector v by the quaternion q
vec3 quaternion_rotate(vec4 q, vec3 v) {
return v + 2.0 * cross(q.xyz, cross(q.xyz, v) + q.w * v);
})";
}
)";
if (config.state.proctex.enable)
AppendProcTexSampler(out, config);