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[host] d12: use a GPU side fence instead of CPU side

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This commit is contained in:
Geoffrey McRae 2024-02-05 04:27:04 +11:00
parent b0b851dd4b
commit 319241b597
1 changed files with 14 additions and 7 deletions
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21
host/platform/Windows/capture/D12/d12.c
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@ -483,21 +483,28 @@ static CaptureResult d12_getFrame(unsigned frameBufferIndex,
ID3D12GraphicsCommandList_CopyTextureRegion( ID3D12GraphicsCommandList_CopyTextureRegion(
*this->copyCommand.gfxList, &dstLoc, 0, 0, 0, &srcLoc, NULL); *this->copyCommand.gfxList, &dstLoc, 0, 0, 0, &srcLoc, NULL);
// execute all the commands // execute the compute commands
d12_commandGroupExecute(*this->computeQueue, &this->computeCommand); d12_commandGroupExecute(*this->computeQueue, &this->computeCommand);
d12_commandGroupWait(&this->computeCommand);
if (!d12_commandGroupReset(&this->computeCommand))
goto exit;
d12_commandGroupExecute(*this->copyQueue , &this->copyCommand ); // insert a fence to wait for the compute commands to finish
ID3D12CommandQueue_Wait(*this->copyQueue,
*this->computeCommand.fence, this->computeCommand.fenceValue);
// execute the copy commands
d12_commandGroupExecute(*this->copyQueue, &this->copyCommand);
// wait for the copy to complete
d12_commandGroupWait(&this->copyCommand); d12_commandGroupWait(&this->copyCommand);
if (!d12_commandGroupReset(&this->copyCommand))
goto exit;
// signal the frame is complete // signal the frame is complete
framebuffer_set_write_ptr(frameBuffer, framebuffer_set_write_ptr(frameBuffer,
this->dstFormat.Height * this->dstFormat.Width * 4); this->dstFormat.Height * this->dstFormat.Width * 4);
// reset the command queues
if (!d12_commandGroupReset(&this->computeCommand) ||
!d12_commandGroupReset(&this->copyCommand))
goto exit;
result = CAPTURE_RESULT_OK; result = CAPTURE_RESULT_OK;
exit: exit: