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/*
Copyright (c) 2019 The Khronos Group Inc.
Use of this source code is governed by an MIT-style license that can be
found in the LICENSE.txt file.
*/
#ifdef GL_ES
precision mediump float;
#endif
varying vec4 color;
void main (void)
{
if(color.r > 0.75 || color.g > 0.75 || color.b > 0.75)
{
/* The background color is black by default.
* Setting the fragment color to it simulates a discarded fragment.
*/
gl_FragColor = vec4(0.0, 0.0, 0.0, 0.0);
}
else
{
gl_FragColor = color;
}
}
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