tests/spec/arb_gpu_shader5/compiler/builtin-functions/fs-gather-uint-samplers.frag

   1 // [config]
   2 // expect_result: pass
   3 // glsl_version: 1.50
   4 // require_extensions: GL_ARB_gpu_shader5 GL_ARB_texture_cube_map_array
   5 // [end config]
   6
   7 #version 150
   8 #extension GL_ARB_gpu_shader5: require
   9 #extension GL_ARB_texture_cube_map_array: require
  10
  11 uniform usampler2D s2D;
  12 uniform usampler2DArray s2DArray;
  13 uniform usamplerCube sCube;
  14 uniform usamplerCubeArray sCubeArray;
  15 uniform usampler2DRect s2DRect;
  16
  17 void main()
  18 {
  19         uvec4 res = uvec4(0);
  20
  21         res += textureGather(s2D,               vec2(0));
  22         res += textureGather(s2DArray,          vec3(0));
  23         res += textureGather(sCube,             vec3(0));
  24         res += textureGather(sCubeArray,        vec4(0));
  25         res += textureGather(s2DRect,           vec2(0));
  26
  27         gl_FragColor = vec4(res);
  28 }