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11 lines
241 B
GLSL
11 lines
241 B
GLSL
varying vec2 v_vTexcoord;
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varying vec4 v_vColour;
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uniform int alpha;
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void main() {
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vec4 c = texture2D( gm_BaseTexture, v_vTexcoord );
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if(alpha == 0) gl_FragColor = vec4(1. - c.rgb, c.a);
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else if(alpha == 1) gl_FragColor = 1. - c;
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}
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