#version 300 es // brush_image // features: ["ANTIALIASING", "DEBUG_OVERDRAW", "REPETITION", "TEXTURE_EXTERNAL"] #extension GL_OES_EGL_image_external_essl3 : enable precision highp float; out highp vec4 oFragColor; void main () { oFragColor = vec4(0.11, 0.077, 0.027, 0.125); }