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nasser/circle.glsl

Created November 11, 2014 13:07
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circle.glsl
void main(void)
{
float radius = 50.0;
float distanceToMouse = distance(gl_FragCoord.xy, iMouse.xy);
if(floor(distanceToMouse) == floor(radius)) {
gl_FragColor = vec4(1.);
} else {
gl_FragColor = vec4(0.);
}
}
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