bgfx/3rdparty/glsl-optimizer/tests/fragment/zun-RenderFX_Skybox-out.txt

uniform sampler2D _UpTex;
uniform vec4 _Tint;
void main ()
{
  vec4 col_1;
  vec4 tmpvar_2;
  tmpvar_2 = texture2D (_UpTex, gl_TexCoord[0].xy);
  col_1.xyz = ((tmpvar_2.xyz + _Tint.xyz) - 0.5);
  col_1.w = (tmpvar_2.w * _Tint.w);
  gl_FragData[0] = col_1;
}