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18 lines
339 B
Text
18 lines
339 B
Text
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uniform mat4 mvp;
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uniform mat3 m3a, m3b, m3c;
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uniform vec4 v3a, v3b, v3c;
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void main() {
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gl_Position = mvp * gl_Vertex;
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vec3 ta = -(v3a.xyz - gl_Vertex.xyz);
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vec3 ra = m3a * ta;
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vec3 tb = -((mvp * v3b).xyz - gl_Vertex.xyz);
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vec3 rb = m3b * tb;
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vec3 rc = m3c * (-(v3c.xyz - gl_Vertex.xyz));
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gl_FrontColor = vec4(ra+rb+rc,1.0);
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}
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