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39 lines
1 KiB
GLSL
39 lines
1 KiB
GLSL
#line 2
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//////////////////////////////////
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//
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// Available inputs
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//
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// Uniforms: constant across the whole surface
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//
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// float iGlobalTime;
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// vec3 iWorldScale;
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//
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// Varyings: Per-pixel attributes that change for every pixel
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//
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// vec3 _normal
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// vec4 _position
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// vec2 _texCoord0 // reserved for future use, currently always vec2(0)
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// vec3 _color // reserved for future user, currently always vec3(1)
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//
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/////////////////////////////////
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//////////////////////////////////
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//
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// Available functions
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//
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// All GLSL functions from GLSL version 4.10 and usable in fragment shaders
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// See Page 8 of this document: https://www.khronos.org/files/opengl41-quick-reference-card.pdf
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//
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// Additionally the snoise functions defined in WebGL-noise are available
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// See https://github.com/ashima/webgl-noise/tree/master/src
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//
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// float snoise(vec2)
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// float snoise(vec3)
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// float snoise(vec4)
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//
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// Fade from black to white and back again
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vec4 getProceduralColor() {
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return vec4(vec3(abs((sin(iGlobalTime * 3.14159) + 1.0) / 2.0)), 1); // vec4(color, 1.0);
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}
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