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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.
*/
attribute vec4 gtf_Vertex;
attribute vec4 gtf_Color;
uniform mat4 gtf_ModelViewProjectionMatrix;
varying vec4 color;
bool _all(in bvec2 a)
{
bool temp = true;
if(!a[0]) temp = false;
if(!a[1]) temp = false;
return temp;
}
void main (void)
{
vec2 c = floor(4.0 * gtf_Color.rg); // 3/4 true, 1/4 false
color = vec4(vec3(_all(bvec2(c))), 1.0);
gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex;
}
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