Mindustry/core/assets/bloomshaders/alpha_threshold.frag
2020-10-27 21:36:02 +03:00

15 lines
357 B
GLSL

uniform lowp sampler2D u_texture0;
uniform lowp vec2 threshold;
varying vec2 v_texCoords;
void main(){
vec4 color = texture2D(u_texture0, v_texCoords);
if(color.r + color.g + color.b > 0.5 * 3.0){
gl_FragColor = color;
}else{
gl_FragColor = vec4(0.0);
}
//gl_FragColor = (texture2D(u_texture0, v_texCoords) - vec4(threshold.r)) * threshold.g;