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++ void MAIN()
++ {
++ BASE_COLOR = vec4(0.8, 0.5, 0.2, 1.0);
++ ROUGHNESS = 0.3;
++ DISPERSION = 1.0;
++ }
++ void MAIN()
++ {
++ BASE_COLOR = vec4(0.8, 0.5, 0.2, 1.0);
++ ROUGHNESS = 0.3;
++ DISPERSION = 1.0;
++ }