| // |
| // Copyright (c) 2018-2022 Advanced Micro Devices, Inc. All rights reserved. |
| // |
| // Permission is hereby granted, free of charge, to any person obtaining a copy |
| // of this software and associated documentation files (the "Software"), to deal |
| // in the Software without restriction, including without limitation the rights |
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| // copies of the Software, and to permit persons to whom the Software is |
| // furnished to do so, subject to the following conditions: |
| // |
| // The above copyright notice and this permission notice shall be included in |
| // all copies or substantial portions of the Software. |
| // |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| // THE SOFTWARE. |
| // |
| |
| #version 450 |
| #extension GL_ARB_separate_shader_objects : enable |
| |
| layout(local_size_x=1, local_size_y=1, local_size_z=1) in; |
| |
| layout(binding=0) uniform sampler2D img; |
| layout(binding=1) buffer buf |
| { |
| uint bufValues[]; |
| }; |
| |
| void main() |
| { |
| ivec2 xy = ivec2(bufValues[gl_GlobalInvocationID.x * 3], |
| bufValues[gl_GlobalInvocationID.x * 3 + 1]); |
| vec4 color = texture(img, xy); |
| bufValues[gl_GlobalInvocationID.x * 3 + 2] = |
| uint(color.r * 255.0) << 24 | |
| uint(color.g * 255.0) << 16 | |
| uint(color.b * 255.0) << 8 | |
| uint(color.a * 255.0); |
| } |