src/imports/particles/resources/spriteimagefragment.shader

   1 uniform sampler2D texture;
   2
   3 varying highp vec2 fTexA;
   4 varying highp vec2 fTexB;
   5 varying lowp float progress;
   6
   7 void main() {
   8     gl_FragColor = mix(texture2D(texture, fTexA), texture2D(texture, fTexB), progress);
   9 }