yuzu-android/src/video_core/gpu_debugger.h

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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include <algorithm>
#include <functional>
#include <vector>
#include "common/log.h"
#include "core/hle/service/gsp.h"
class GraphicsDebugger
{
public:
// Base class for all objects which need to be notified about GPU events
class DebuggerObserver
{
public:
DebuggerObserver() : observed(nullptr) { }
virtual ~DebuggerObserver()
{
if (observed)
observed->UnregisterObserver(this);
}
/**
* Called when a GX command has been processed and is ready for being
* read via GraphicsDebugger::ReadGXCommandHistory.
* @param total_command_count Total number of commands in the GX history
* @note All methods in this class are called from the GSP thread
*/
virtual void GXCommandProcessed(int total_command_count)
{
const GSP_GPU::GXCommand& cmd = observed->ReadGXCommandHistory(total_command_count-1);
ERROR_LOG(GSP, "Received command: id=%x", cmd.id);
}
protected:
GraphicsDebugger* GetDebugger()
{
return observed;
}
private:
GraphicsDebugger* observed;
bool in_destruction;
friend class GraphicsDebugger;
};
void GXCommandProcessed(u8* command_data)
{
gx_command_history.push_back(GSP_GPU::GXCommand());
GSP_GPU::GXCommand& cmd = gx_command_history[gx_command_history.size()-1];
const int cmd_length = sizeof(GSP_GPU::GXCommand);
memcpy(cmd.data, command_data, cmd_length);
ForEachObserver([this](DebuggerObserver* observer) {
observer->GXCommandProcessed(this->gx_command_history.size());
} );
}
const GSP_GPU::GXCommand& ReadGXCommandHistory(int index) const
{
// TODO: Is this thread-safe?
return gx_command_history[index];
}
void RegisterObserver(DebuggerObserver* observer)
{
// TODO: Check for duplicates
observers.push_back(observer);
observer->observed = this;
}
void UnregisterObserver(DebuggerObserver* observer)
{
std::remove(observers.begin(), observers.end(), observer);
observer->observed = nullptr;
}
private:
void ForEachObserver(std::function<void (DebuggerObserver*)> func)
{
std::for_each(observers.begin(),observers.end(), func);
}
std::vector<DebuggerObserver*> observers;
std::vector<GSP_GPU::GXCommand> gx_command_history;
};