Primjer 1.
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#ifdef GL_ES
precision mediump float;
#endif

uniform float time;
uniform vec2 mouse;
uniform vec2 resolution;

void main( void ) {

	vec2 resolution = vec2(1000, 1566.0);
	vec2 uPos = ( gl_FragCoord.xy / resolution.y );
	uPos -= vec2((resolution.x/resolution.y)/2.0, 1.1);

	float color = 1.0/( sin( uPos.y * 100.0  + time) - (uPos.x)*15.0 );
	color = sqrt(color)*(-uPos.y-0.5);
	
	gl_FragColor = vec4( vec3(color), 1.0 );

}

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1. Kopirati kod
2. Posjetiti stranicu: http://glsl.heroku.com/
3. Kliknuti na Create new effect!
4. Zalijepiti kod
5. Spremiti klikom na save



Primjer 2.
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#ifdef GL_ES
precision highp float;
#endif

uniform float time;
uniform vec2 resolution;

void main(void){
	gl_FragColor=vec4(sin(length((gl_FragCoord.xy-resolution*.5)/resolution.y)*10.0-time)*.6+.10);	
}

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1. Kopirati kod
2. Posjetiti stranicu: http://glsl.heroku.com/
3. Kliknuti na Create new effect!
4. Zalijepiti kod
5. Spremiti klikom na save