Proper setup of PerformanceView/ProcessMeter

include/d/d_sys.h

@@ -3,13 +3,14 @@
 
 #include "common.h"
 #include "egg/core/eggHeap.h"
+#include "egg/core/eggProcessMeter.h"
 #include "egg/core/eggSystem.h"
 #include "nw4r/ut/ut_Color.h"
 
 #define ROUND_UP_4KB(x) (((u32)(x) + 4096 - 1) & ~(4096 - 1))
 
 typedef EGG::TSystem<
-    EGG::Video, EGG::AsyncDisplay, EGG::XfbManager, EGG::SimpleAudioMgr, EGG::SceneManager, EGG::PerformanceView>
+    EGG::Video, EGG::AsyncDisplay, EGG::XfbManager, EGG::SimpleAudioMgr, EGG::SceneManager, EGG::ProcessMeter>
     System;
 
 class dSndMgr_c;

include/egg/core/eggProcessMeter.h

@@ -0,0 +1,14 @@
+#ifndef EGG_PROCESS_METER_H
+#define EGG_PROCESS_METER_H
+
+#include "egg/core/eggThread.h"
+
+namespace EGG {
+
+class PerformanceView {};
+
+class ProcessMeter : public Thread, public PerformanceView {};
+
+};
+
+#endif // EGG_PROCESS_METER_H

include/egg/core/eggSystem.h

@@ -6,13 +6,6 @@
 
 namespace EGG {
 
-// TODO Proper definition of PerformanceView
-class PerformanceView {
-public:
-    u8 placeholder[0x4c];
-    /* 0x4c */ u32 _4c;
-};
-
 class Display;
 class Heap;
 class PerformanceView;
@@ -99,11 +92,7 @@ public:
     }
 
     PerformanceView *getPerfView() override {
-        if (!mPerfView) {
-            return mPerfView;
-        }
-        // TODO remove cast hack if/when more is known about PerformanceView
-        return static_cast<PerformanceView *>((void *)&mPerfView->_4c);
+        return static_cast<PerformanceView *>(mPerfView);
     }
 
     SceneManager *getSceneMgr() override {