fabric
Version:
Object model for HTML5 canvas, and SVG-to-canvas parser. Backed by jsdom and node-canvas.
12 lines • 417 B
JavaScript
const e=`
precision highp float;
uniform sampler2D uTexture;
uniform float uContrast;
varying vec2 vTexCoord;
void main() {
vec4 color = texture2D(uTexture, vTexCoord);
float contrastF = 1.015 * (uContrast + 1.0) / (1.0 * (1.015 - uContrast));
color.rgb = contrastF * (color.rgb - 0.5) + 0.5;
gl_FragColor = color;
}`;export{e as fragmentSource};
//# sourceMappingURL=constrast.min.mjs.map