Sha256: 5ec0f183bcc67f4c36913d5015d59ec6b87c22968d58be26081f090be79154b4
Contents?: true
Size: 442 Bytes
Versions: 13
Compression:
Stored size: 442 Bytes
Contents
#ifdef GL_ES
precision mediump float;
precision mediump int;
#endif
#define PROCESSING_TEXTURE_SHADER
uniform sampler2D texture;
varying vec4 vertColor;
varying vec4 vertTexCoord;
const vec4 lumcoeff = vec4(0.299, 0.587, 0.114, 0);
void main() {
vec4 col = texture2D(texture, vertTexCoord.st);
float lum = dot(col, lumcoeff);
if (0.5 < lum) {
gl_FragColor = vertColor;
} else {
gl_FragColor = vec4(0, 0, 0, 1);
}
}
Version data entries
13 entries across 13 versions & 2 rubygems