[GLSL] WebGLで炎の揺らぎ - Qiitaattribute vec3 position; attribute vec3 tex; uniform mat4 projectionMatrix; uniform mat4 modelViewMatrix; varying vec3 texOut; void main(void) { gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1); texOut = tex; } precision highp float; // Modified Blum Blum Shub pseudo-random number generator. //// ランダム数値生成器？ vec2 mBBS(vec2 val, float modulus) { val = mod(val, modulus); // For nu
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