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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2020-07-25 18:49:18 +0200
committerGitHub <noreply@github.com>2020-07-25 18:49:18 +0200
commit0a2ba2cdb8e01bbd7e9e8ef1d0582ef6a892f837 (patch)
tree3c760d4d981aad30fa151343c224d3ea366c99d9 /external/optick/optick_gpu.h
parentMerge pull request #36 from LaG1924/fix-windows-vs2019 (diff)
parentCompletely removed hardcoded list of blockstates (diff)
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Diffstat (limited to 'external/optick/optick_gpu.h')
-rw-r--r--external/optick/optick_gpu.h129
1 files changed, 129 insertions, 0 deletions
diff --git a/external/optick/optick_gpu.h b/external/optick/optick_gpu.h
new file mode 100644
index 0000000..f028f8a
--- /dev/null
+++ b/external/optick/optick_gpu.h
@@ -0,0 +1,129 @@
+#pragma once
+#include "optick.config.h"
+
+#if USE_OPTICK
+
+#include <atomic>
+#include <mutex>
+
+#include "optick_common.h"
+#include "optick_memory.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+namespace Optick
+{
+ const char* GetGPUQueueName(GPUQueueType queue);
+ ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+ class GPUProfiler
+ {
+ public:
+ static const int MAX_FRAME_EVENTS = 1024;
+ static const int NUM_FRAMES_DELAY = 4;
+ static const int MAX_QUERIES_COUNT = (2 * MAX_FRAME_EVENTS) * NUM_FRAMES_DELAY;
+ protected:
+
+ enum State
+ {
+ STATE_OFF,
+ STATE_STARTING,
+ STATE_RUNNING,
+ STATE_FINISHING,
+ };
+
+ struct ClockSynchronization
+ {
+ int64_t frequencyCPU;
+ int64_t frequencyGPU;
+ int64_t timestampCPU;
+ int64_t timestampGPU;
+
+ int64_t GetCPUTimestamp(int64_t gpuTimestamp)
+ {
+ return timestampCPU + (gpuTimestamp - timestampGPU) * frequencyCPU / frequencyGPU;
+ }
+
+ ClockSynchronization() : frequencyCPU(0), frequencyGPU(0), timestampCPU(0), timestampGPU(0) {}
+ };
+
+ struct QueryFrame
+ {
+ EventData* frameEvent;
+ uint32_t queryIndexStart;
+ uint32_t queryIndexCount;
+
+ QueryFrame()
+ {
+ Reset();
+ }
+
+ void Reset()
+ {
+ frameEvent = nullptr;
+ queryIndexStart = (uint32_t)-1;
+ queryIndexCount = 0;
+ }
+ };
+
+ struct Node
+ {
+ array<QueryFrame, NUM_FRAMES_DELAY> queryGpuframes;
+ array<int64_t, MAX_QUERIES_COUNT> queryGpuTimestamps;
+ array<int64_t*, MAX_QUERIES_COUNT> queryCpuTimestamps;
+ std::atomic<uint32_t> queryIndex;
+
+ ClockSynchronization clock;
+
+ array<EventStorage*, GPU_QUEUE_COUNT> gpuEventStorage;
+
+ uint32_t QueryTimestamp(int64_t* outCpuTimestamp)
+ {
+ uint32_t index = queryIndex.fetch_add(1) % MAX_QUERIES_COUNT;
+ queryCpuTimestamps[index] = outCpuTimestamp;
+ return index;
+ }
+
+ string name;
+
+ void Reset();
+
+ Node() : queryIndex(0) { gpuEventStorage.fill(nullptr); }
+ };
+
+ std::recursive_mutex updateLock;
+ volatile State currentState;
+
+ vector<Node*> nodes;
+ uint32_t currentNode;
+
+ uint32_t frameNumber;
+
+ void Reset();
+
+ EventData& AddFrameEvent();
+ EventData& AddVSyncEvent();
+ TagData<uint32>& AddFrameTag();
+
+ public:
+ GPUProfiler();
+
+ // Init
+ virtual void InitNode(const char* nodeName, uint32_t nodeIndex);
+
+ // Capture Controls
+ virtual void Start(uint32 mode);
+ virtual void Stop(uint32 mode);
+ virtual void Dump(uint32 mode);
+
+ virtual string GetName() const;
+
+ // Interface to implement
+ virtual ClockSynchronization GetClockSynchronization(uint32_t nodeIndex) = 0;
+ virtual void QueryTimestamp(void* context, int64_t* cpuTimestampOut) = 0;
+ virtual void Flip(void* swapChain) = 0;
+
+ virtual ~GPUProfiler();
+ };
+ ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+}
+
+#endif //USE_OPTICK