diff options
author | Clément Foucault <foucault.clem@gmail.com> | 2022-03-16 10:58:59 +0300 |
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committer | Clément Foucault <foucault.clem@gmail.com> | 2022-03-18 22:59:27 +0300 |
commit | d7df0dcccb50bbbc1e14cbe49bb128fa108b8a3e (patch) | |
tree | 82a855df4e730f9ccc79935d4221a65d556c0059 /source/blender/gpu/intern/gpu_compute.cc | |
parent | 7ee816e32f3655d4ca8abb555f885d8de9ba0520 (diff) |
GPU: Add indirect dispatch support.
This uses a StorageBuf as the source of indirect dispatch argument.
The user needs to make sure the parameters are in the right order.
There is no support for argument offset for the moment as there is no
need for it. But this might be added in the future.
Note that the indirect buffer is synchronized at the backend level. This is
done for practical reasons and because this feature is almost always used
for GPU driven pipeline.
Diffstat (limited to 'source/blender/gpu/intern/gpu_compute.cc')
-rw-r--r-- | source/blender/gpu/intern/gpu_compute.cc | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/source/blender/gpu/intern/gpu_compute.cc b/source/blender/gpu/intern/gpu_compute.cc index e99455b756a..b45cf8211cb 100644 --- a/source/blender/gpu/intern/gpu_compute.cc +++ b/source/blender/gpu/intern/gpu_compute.cc @@ -7,10 +7,7 @@ #include "GPU_compute.h" #include "gpu_backend.hh" - -#ifdef __cplusplus -extern "C" { -#endif +#include "gpu_storage_buffer_private.hh" void GPU_compute_dispatch(GPUShader *shader, uint groups_x_len, @@ -22,6 +19,12 @@ void GPU_compute_dispatch(GPUShader *shader, gpu_backend.compute_dispatch(groups_x_len, groups_y_len, groups_z_len); } -#ifdef __cplusplus +void GPU_compute_dispatch_indirect(GPUShader *shader, GPUStorageBuf *indirect_buf_) +{ + blender::gpu::GPUBackend &gpu_backend = *blender::gpu::GPUBackend::get(); + blender::gpu::StorageBuf *indirect_buf = reinterpret_cast<blender::gpu::StorageBuf *>( + indirect_buf_); + + GPU_shader_bind(shader); + gpu_backend.compute_dispatch_indirect(indirect_buf); } -#endif |