[require]
GLSL >= 1.20

[vertex shader file]
glsl-mvp.vert

[fragment shader]
#version 120
void main()
{
  const bvec4 res = notEqual(vec4(-2.0, 0.0, 0.123, -1000.5),
                             vec4(-2.4, 0.0, 0.456, 12.5));
  gl_FragColor = (res == bvec4(true, false, true, true))
    ? vec4(0.0, 1.0, 0.0, 1.0) : vec4(1.0, 0.0, 0.0, 1.0);
}

[test]
clear color 0.0 0.0 0.0 0.0
clear
ortho
draw rect 10 10 10 10
probe rgb 15 15 0.0 1.0 0.0