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Improve mesh shading (#5172)

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This commit is contained in:
numberZero
2017-02-05 13:27:58 +04:00
committed by Loïc Blot
parent f2f9a92351
commit 80c75272a6
1 changed files with 7 additions and 6 deletions
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13
src/mesh.cpp
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@@ -44,12 +44,13 @@ void applyFacesShading(video::SColor &color, const v3f &normal)
{
// Many special drawtypes have normals set to 0,0,0 and this
// must result in maximum brightness (no face shadng).
if (normal.Y < -0.5f)
applyShadeFactor (color, 0.447213f);
else if (normal.X > 0.5f || normal.X < -0.5f)
applyShadeFactor (color, 0.670820f);
else if (normal.Z > 0.5f || normal.Z < -0.5f)
applyShadeFactor (color, 0.836660f);
float x2 = normal.X * normal.X;
float y2 = normal.Y * normal.Y;
float z2 = normal.Z * normal.Z;
if (normal.Y < 0)
applyShadeFactor(color, 0.670820f * x2 + 0.447213f * y2 + 0.836660f * z2);
else if ((x2 > 1e-3) || (z2 > 1e-3))
applyShadeFactor(color, 0.670820f * x2 + 1.000000f * y2 + 0.836660f * z2);
}
scene::IAnimatedMesh* createCubeMesh(v3f scale)