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https://github.com/Ttanasart-pt/Pixel-Composer.git
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20 lines
488 B
GLSL
20 lines
488 B
GLSL
varying vec2 v_vTexcoord;
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varying vec4 v_worldPosition;
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varying vec3 v_viewPosition;
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varying vec3 v_vNormal;
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uniform int use_normal;
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uniform float normal_strength;
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uniform sampler2D normal_map;
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void main() {
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gl_FragData[0] = vec4(v_worldPosition.xyz, 1.);
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gl_FragData[1] = vec4(v_viewPosition, 1.);
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vec3 normal = v_vNormal;
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if(use_normal == 1)
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normal += (texture2D(normal_map, v_vTexcoord).rgb * 2. - 1.) * normal_strength;
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gl_FragData[2] = vec4(normalize(normal), 1.);
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}
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