diff options
Diffstat (limited to 'src/video_core/host_shaders')
-rw-r--r-- | src/video_core/host_shaders/CMakeLists.txt | 1 | ||||
-rw-r--r-- | src/video_core/host_shaders/vulkan_turbo_mode.comp | 29 |
2 files changed, 30 insertions, 0 deletions
diff --git a/src/video_core/host_shaders/CMakeLists.txt b/src/video_core/host_shaders/CMakeLists.txt index 1a7961cb9..e968ae220 100644 --- a/src/video_core/host_shaders/CMakeLists.txt +++ b/src/video_core/host_shaders/CMakeLists.txt @@ -47,6 +47,7 @@ set(SHADER_FILES vulkan_present_scaleforce_fp16.frag vulkan_present_scaleforce_fp32.frag vulkan_quad_indexed.comp + vulkan_turbo_mode.comp vulkan_uint8.comp ) diff --git a/src/video_core/host_shaders/vulkan_turbo_mode.comp b/src/video_core/host_shaders/vulkan_turbo_mode.comp new file mode 100644 index 000000000..d651001d9 --- /dev/null +++ b/src/video_core/host_shaders/vulkan_turbo_mode.comp @@ -0,0 +1,29 @@ +// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#version 460 core + +layout (local_size_x = 16, local_size_y = 8, local_size_z = 1) in; + +layout (binding = 0) buffer ThreadData { + uint data[]; +}; + +uint xorshift32(uint x) { + x ^= x << 13; + x ^= x >> 17; + x ^= x << 5; + return x; +} + +uint getGlobalIndex() { + return gl_GlobalInvocationID.x + gl_GlobalInvocationID.y * gl_WorkGroupSize.y * gl_NumWorkGroups.y; +} + +void main() { + uint myIndex = xorshift32(getGlobalIndex()); + uint otherIndex = xorshift32(myIndex); + + uint otherValue = atomicAdd(data[otherIndex % data.length()], 0) + 1; + atomicAdd(data[myIndex % data.length()], otherValue); +} |