bgfx/3rdparty/glsl-optimizer/tests/fragment/opt-copypropelems-swizzle-in.txt

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2012-04-03 23:30:07 -04:00
varying vec2 uv;
uniform sampler2D tex;
void main() {
vec4 v = texture2D (tex, uv);
v.xy = v.yx;
v.x = -v.x;
gl_FragColor = v;
}