#ifdef GL_ES precision mediump float; #endif uniform float time;uniform vec2 mouse;uniform vec2 resolution; void main( void ) { vec2 p=(gl_FragCoord.xy-.5*resolution)/min(resolution.x,resolution.y); vec3 c=vec3(0);for(int i=0;i<25;i++){float t = 2.*3.14*float(i)/20. * fract(time*.4); float x = cos(5.*t);float y = sin(4.*t);vec2 o = .4*vec2(x,y); c += .01/(length(p-o))*vec3(.1,.1,.7);} gl_FragColor = vec4(c,1);}Mac OS X  2t¦SMLdSMULATTR¦œ œ com.apple.TextEncodingcp932;1056