OpenSpace/modules/base/shaders/screenspace_fs.glsl

/*****************************************************************************************
 *                                                                                       *
 * OpenSpace                                                                             *
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 * Copyright (c) 2014-2021                                                               *
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#include "fragment.glsl"
#include "PowerScaling/powerScaling_fs.hglsl"

in vec2 vs_st;
in float vs_depth;

uniform sampler2D tex;
uniform vec3 color = vec3(1.0, 1.0, 1.0);
uniform float opacity = 1.0;

Fragment getFragment() {
  Fragment frag;

  frag.color = texture(tex, vs_st) * vec4(color, opacity);
  if (frag.color.a == 0.0) {
    discard;
  }

  frag.depth = vs_depth;
  return frag;
}