1  #version 420
 2  #extension GL_ARB_uniform_buffer_object : require
 3  #extension GL_ARB_shading_language_420pack: require
 4  
 5  // file: quad_alpha.fs.glsl
 6  // author: chmod777
 7  // license: GNU AGPL v3
 8  
 9  layout (binding = 0) uniform sampler2D img;
10  
11  in DataVS {
12  	vec2 uv;
13  } vs_in;
14  
15  out vec4 fragColor;
16  
17  void main() {
18  	fragColor = texture(img, vs_in.uv);
19  	fragColor.a += 0.1;
20  }