28 lines
677 B
GLSL
28 lines
677 B
GLSL
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vec3 getLight(vec2 light) {
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vec2 li = pow(vec2(lightLevel), 15.0 - light);
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float skyTint = skyOffset * 0.95 + 0.05;
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float bl = li.x;
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float sk = li.y * skyTint;
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float skyRed = sk * (skyOffset * 0.65 + 0.35);
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float skyGreen = sk * (skyOffset * 0.65 + 0.35);
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float blockGreen = bl * ((bl * 0.6 + 0.4) * 0.6 + 0.4);
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float blockBlue = bl * (bl * bl * 0.6 + 0.4);
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vec3 col = vec3(
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skyRed + bl,
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skyGreen + blockGreen,
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sk + blockBlue
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);
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col = col * 0.96 + 0.03;
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float gamma = 0.0;
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vec3 invCol = 1.0 - col;
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invCol = 1.0 - invCol * invCol * invCol * invCol;
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col = col * (1.0 - gamma) + invCol * gamma;
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col = col * 0.96 + 0.03;
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return clamp(col, 0.0, 1.0);
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} |