forked from Mirrorlandia_minetest/minetest
Improve mesh shading (#5172)
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f2f9a92351
commit
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13
src/mesh.cpp
13
src/mesh.cpp
@ -44,12 +44,13 @@ void applyFacesShading(video::SColor &color, const v3f &normal)
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{
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// Many special drawtypes have normals set to 0,0,0 and this
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// must result in maximum brightness (no face shadng).
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if (normal.Y < -0.5f)
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applyShadeFactor (color, 0.447213f);
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else if (normal.X > 0.5f || normal.X < -0.5f)
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applyShadeFactor (color, 0.670820f);
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else if (normal.Z > 0.5f || normal.Z < -0.5f)
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applyShadeFactor (color, 0.836660f);
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float x2 = normal.X * normal.X;
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float y2 = normal.Y * normal.Y;
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float z2 = normal.Z * normal.Z;
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if (normal.Y < 0)
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applyShadeFactor(color, 0.670820f * x2 + 0.447213f * y2 + 0.836660f * z2);
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else if ((x2 > 1e-3) || (z2 > 1e-3))
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applyShadeFactor(color, 0.670820f * x2 + 1.000000f * y2 + 0.836660f * z2);
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}
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scene::IAnimatedMesh* createCubeMesh(v3f scale)
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