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