[example 1] ↓
//沒有光暈的球
uniform vec2 resolution;
uniform float time;
vec2 uv;
vec2 circle(float i){
return vec2(uv+vec2(fract(i/10.0)*2.0-0.9 ,
fract(floor(i/10.0)/10.0)*2.0-0.9 ));
}
void main(void){
uv = (gl_FragCoord.xy / resolution.xy)*2.0-1.0;
float col;
float k;
for(float i=0.0;i<100 .0="" 1.0:0.0="" col="" gl_fragcolor="vec4(col,col,col,1.0);" i="" k="" pre="">
100>
[example 2]
//有光暈的球
uniform vec2 resolution;
uniform float time;
vec2 uv;
vec2 circle(float i){
return uv-vec2(fract(i/10.0)*2.0-0.9 ,fract(floor(i/10.0)/10.0)*2.0-0.9 );
}
void main(void){
uv = (gl_FragCoord.xy / resolution.xy)*2.0-1.0;
float col;
float back=abs(time-0.5);
for(float i=0.0;i<100 .0="" back="" circle="" col="" gl_fragcolor="vec4(col,col,col,1.0);" i="" length="" pow="" pre="">
100>
example download
沒有留言:
張貼留言