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renderer_opengl: Implement diffuse component of HW fragment lighting.

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This commit is contained in:
bunnei 2015-11-12 17:33:21 -05:00
parent b003075570
commit afbef52516
6 changed files with 270 additions and 15 deletions
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21
src/video_core/pica.h
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@ -662,17 +662,18 @@ struct Regs {
LN = 3, // Cosine of the angle between the light and the normal vectors
};
union LightColor {
BitField< 0, 10, u32> b;
BitField<10, 10, u32> g;
BitField<20, 10, u32> r;
Math::Vec3f ToVec3f() const {
// These fields are 10 bits wide, however 255 corresponds to 1.0f for each color component
return Math::MakeVec((f32)r / 255.f, (f32)g / 255.f, (f32)b / 255.f);
}
};
struct {
union LightColor {
BitField< 0, 10, u32> b;
BitField<10, 10, u32> g;
BitField<20, 10, u32> r;
Math::Vec3f ToVec3f() const {
return Math::MakeVec((f32)r / 255.f, (f32)g / 255.f, (f32)b / 255.f);
}
};
struct LightSrc {
LightColor specular_0; // material.specular_0 * light.specular_0
LightColor specular_1; // material.specular_1 * light.specular_1