src/imports/particles/resources/ctfragment.shader


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uniform sampler2D texture;
uniform sampler2D colortable;

varying highp vec2 fTex;
varying lowp vec4 fColor;
varying lowp float tt;

void main() {
    gl_FragColor = (texture2D(texture, fTex).w) * fColor * texture2D(colortable, vec2(tt, 0.5));
}