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Create example_shader.shader

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langolierz
2018-07-08 15:58:45 +12:00
committed by GitHub
parent 89ed9edc24
commit a7fc2311a1
1 changed files with 23 additions and 0 deletions
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dotfiles/example_shader.shader Normal file
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// copied from http://glslsandbox.com/e#47821.0
#ifdef GL_ES
precision mediump float;
#endif
#extension GL_OES_standard_derivatives : enable
uniform float u_time;
uniform vec2 u_mouse;
uniform vec2 u_resolution;
void main( void ) {
vec2 position = ( gl_FragCoord.xy / u_resolution.xy ) + u_mouse / 4.0;
float color = 0.0;
color += sin( position.x * cos( u_time / 15.0 ) * 80.0 ) + cos( position.y * cos( u_time / 15.0 ) * 10.0 );
color += sin( position.y * sin( u_time / 10.0 ) * 40.0 ) + cos( position.x * sin( u_time / 25.0 ) * 40.0 );
color += sin( position.x * sin( u_time / 5.0 ) * 10.0 ) + sin( position.y * sin( u_time / 35.0 ) * 80.0 );
color *= sin( u_time / 10.0 ) * 0.8;
gl_FragColor = vec4( vec3( color, color * 0.5, sin( color + u_time / 3.0 ) * 0.75 ), 1.0 );
}