## Mixbox in WebGL ```html ``` ```javascript import mixbox from 'https://scrtwpns.com/mixbox.esm.js'; // for ES6 module use this instead ``` ```javascript var shader = ` precision highp float; // uncomment the following line if you work in linear space // #define MIXBOX_COLORSPACE_LINEAR uniform sampler2D mixbox_lut; // bind mixbox.lutTexture(gl) here #include "mixbox.glsl" void main(void) { vec3 rgb1 = vec3(0, 0.129, 0.522); // blue vec3 rgb2 = vec3(0.988, 0.827, 0); // yellow float t = 0.5; // mixing ratio vec3 rgb = mixbox_lerp(rgb1, rgb2, t); gl_FragColor = vec4(rgb, 1.0); } `; shader = shader.replace('#include "mixbox.glsl"', mixbox.glsl()); ``` ```javascript gl.useProgram(shaderProgram); gl.activeTexture(gl.TEXTURE0); gl.bindTexture(gl.TEXTURE_2D, mixbox.lutTexture(gl)); gl.uniform1i(gl.getUniformLocation(shaderProgram, "mixbox_lut"), 0); ``` ## Pigment Colors | Pigment | | RGB | Float RGB | Linear RGB | | --- | --- |:----:|:----:|:----:| | Cadmium Yellow | | 254, 236, 0 | 0.996, 0.925, 0.0 | 0.991, 0.839, 0.0 | | Hansa Yellow | | 252, 211, 0 | 0.988, 0.827, 0.0 | 0.973, 0.651, 0.0 | | Cadmium Orange | | 255, 105, 0 | 1.0, 0.412, 0.0 | 1.0, 0.141, 0.0 | | Cadmium Red | | 255, 39, 2 | 1.0, 0.153, 0.008 | 1.0, 0.02, 0.001 | | Quinacridone Magenta | | 128, 2, 46 | 0.502, 0.008, 0.18 | 0.216, 0.001, 0.027 | | Cobalt Violet | | 78, 0, 66 | 0.306, 0.0, 0.259 | 0.076, 0.0, 0.054 | | Ultramarine Blue | | 25, 0, 89 | 0.098, 0.0, 0.349 | 0.01, 0.0, 0.1 | | Cobalt Blue | | 0, 33, 133 | 0.0, 0.129, 0.522 | 0.0, 0.015, 0.235 | | Phthalo Blue | | 13, 27, 68 | 0.051, 0.106, 0.267 | 0.004, 0.011, 0.058 | | Phthalo Green | | 0, 60, 50 | 0.0, 0.235, 0.196 | 0.0, 0.045, 0.032 | | Permanent Green | | 7, 109, 22 | 0.027, 0.427, 0.086 | 0.002, 0.153, 0.008 | | Sap Green | | 107, 148, 4 | 0.42, 0.58, 0.016 | 0.147, 0.296, 0.001 | | Burnt Sienna | | 123, 72, 0 | 0.482, 0.282, 0.0 | 0.198, 0.065, 0.0 | ## License Copyright (c) 2022, Secret Weapons. All rights reserved.
Mixbox is provided under the CC BY-NC 4.0 license for non-commercial use only.
If you want to obtain commercial license, please contact: mixbox@scrtwpns.com