Solvespace

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//-----------------------------------------------------------------------------
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// Mesh rendering shader
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//
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// Copyright 2016 Aleksey Egorov
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//-----------------------------------------------------------------------------
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uniform vec3 lightDir0;
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uniform vec3 lightDir1;
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uniform float lightInt0;
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uniform float lightInt1;
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uniform float ambient;
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varying vec3 fragNormal;
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varying vec4 fragColor;
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void main() {
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    vec3 result = fragColor.xyz * ambient;
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    vec3 normal = normalize(fragNormal);
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    float light0 = clamp(dot(lightDir0, normal), 0.0, 1.0) * lightInt0 * (1.0 - ambient);
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    result += fragColor.rgb * light0;
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    float light1 = clamp(dot(lightDir1, normal), 0.0, 1.0) * lightInt1 * (1.0 - ambient);
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    result += fragColor.rgb * light1;
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    gl_FragColor = vec4(result, fragColor.a);
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}
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