$input v_texcoord0, v_color0 /* * Copyright 2011-2016 Branimir Karadzic. All rights reserved. * License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause */ #include SAMPLER2D(s_texColor, 0); void main() { float alpha = texture2D(s_texColor, v_texcoord0).x; gl_FragColor = vec4(v_color0.xyz, v_color0.w * alpha); }