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@@ -0,0 +1,97 @@
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+// Copyright 2014 Citra Emulator Project
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+// Licensed under GPLv2
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+// Refer to the license.txt file included.
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+
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+#pragma once
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+
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+#include <algorithm>
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+#include <functional>
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+#include <vector>
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+
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+#include "common/log.h"
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+
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+#include "core/hle/service/gsp.h"
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+
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+
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+class GraphicsDebugger
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+{
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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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+ {
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+ public:
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+ DebuggerObserver() : observed(nullptr) { }
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+
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+ virtual ~DebuggerObserver()
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+ {
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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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+ /**
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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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+ {
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+ const GSP_GPU::GXCommand& cmd = observed->ReadGXCommandHistory(total_command_count-1);
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+ ERROR_LOG(GSP, "Received command: id=%x", cmd.id);
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+ }
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+
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+ protected:
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+ GraphicsDebugger* GetDebugger()
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+ {
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+ return observed;
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+ }
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+
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+ private:
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+ GraphicsDebugger* observed;
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+ bool in_destruction;
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+
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+ friend class GraphicsDebugger;
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+ };
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+
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+ void GXCommandProcessed(u8* command_data)
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+ {
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+ gx_command_history.push_back(GSP_GPU::GXCommand());
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+ GSP_GPU::GXCommand& cmd = gx_command_history[gx_command_history.size()-1];
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+
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+ const int cmd_length = sizeof(GSP_GPU::GXCommand);
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+ memcpy(cmd.data, command_data, cmd_length);
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+
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+ ForEachObserver([this](DebuggerObserver* observer) {
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+ observer->GXCommandProcessed(this->gx_command_history.size());
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+ } );
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+ }
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+
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+ const GSP_GPU::GXCommand& ReadGXCommandHistory(int index) const
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+ {
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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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+
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+ void RegisterObserver(DebuggerObserver* observer)
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+ {
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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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+
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+ void UnregisterObserver(DebuggerObserver* observer)
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+ {
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+ std::remove(observers.begin(), observers.end(), observer);
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+ observer->observed = nullptr;
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+ }
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+
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+private:
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+ void ForEachObserver(std::function<void (DebuggerObserver*)> func)
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+ {
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+ std::for_each(observers.begin(),observers.end(), func);
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+ }
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+
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+ std::vector<DebuggerObserver*> observers;
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+
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+ std::vector<GSP_GPU::GXCommand> gx_command_history;
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+};
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Tony Wasserka