You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
40 lines
1.9 KiB
40 lines
1.9 KiB
|
|
vec3 foregroundColor = vec3(.0841, .5329, .9604);
|
|
uniform vec3 starColors[10];
|
|
uniform vec3 V0;
|
|
varying vec3 norm;
|
|
varying float id;
|
|
varying vec3 glpos;
|
|
vec3 LDir=vec3(.5,.5,.5);
|
|
void main(){
|
|
vec3 color =foregroundColor.xyz;
|
|
float sp = 0.4, df = 0.4, amb = 0.4, ex=5.;
|
|
vec3 l = vec3(1,1,1);
|
|
|
|
if(id < 1.5) {color = vec3(0.,1.,0.2034);}
|
|
else if (id < 2.5) color = vec3(1.,.16,.36);
|
|
else if (id < 3.5) {color = vec3(1.0000, 0.7725, 0.7725);sp = .5; df=.8; amb = .05;}
|
|
else if (id < 4.5) {color = vec3(0.9612,0.3057,0.3369);sp = .5; df=.5; amb = .5; ex=20.;}
|
|
else if (id < 6.5) {}
|
|
else if (id < 7.5) {color = starColors[0]; sp = 0.3, df = 0.3, amb = 0.8, ex=5.;}
|
|
else if (id < 8.5) {color = starColors[1]; sp = 0.5, df = 0.5, amb = 0.8, ex=10.,l = color;}
|
|
else if (id < 9.5) {color = starColors[2]; sp = 0.5, df = 0.5, amb = 0.8, ex=10.,l = color;}
|
|
else if (id < 10.5) {color = starColors[3]; sp = 0., df = 0., amb = 1., ex=10.,l = color;}
|
|
else if (id < 12.5) {color = starColors[4]; sp = 0., df = 0., amb = 1., ex=10.,l = color;}
|
|
else if (id < 13.5) {color = starColors[4]*2.; sp = 0., df = 0., amb = 1., ex=10.,l = color;}
|
|
else if (id < 14.5) {color = .4*foregroundColor + .8*starColors[4]; sp = 0.5, df = 0.5, amb = 0.8, ex=10.,l = color;}
|
|
else if (id < 15.5) {color = .3*vec3(0.9612,0.3057,0.3369)+.8*starColors[4]; sp = 0.5, df = 0.5, amb = 0.8, ex=10.,l = color;}
|
|
if(id < 0.){
|
|
vec3 P = vec3(sin(glpos.y*1.), sin(glpos.x*1.5+1.), cos(glpos.z*1.));
|
|
// APPLY PROCEDURAL NOISE TEXTURE.
|
|
float cloud = min(0.99, max(0., 1. * noise(1. * P)));
|
|
color = (1.-cloud)*color + starColors[5] * cloud*3.;
|
|
}
|
|
vec3 V = V0;
|
|
vec3 W=normalize(glpos-V);
|
|
vec3 realLDir=normalize(LDir - glpos);
|
|
color = color*(amb+ df*max(0.,dot(norm,realLDir)))
|
|
+ sp*pow(max(0., dot(2.*dot(norm, realLDir)*norm-realLDir, -W)),ex)*l;
|
|
gl_FragColor=vec4(sqrt(color), 1.);
|
|
}
|