100% eggSystem.cpp

1 files changed, 119 insertions, 0 deletions

diff --git a/src/egg/core/eggSystem.cpp b/src/egg/core/eggSystem.cpp
new file mode 100644
index 00000000..3783af8c
--- /dev/null
+++ b/src/egg/core/eggSystem.cpp
@@ -0,0 +1,119 @@
+#include "egg/core/eggSystem.h"
+
+#include "egg/audio/eggAudioMgr.h"
+#include "egg/core/eggController.h"
+#include "egg/core/eggDisplay.h"
+#include "egg/core/eggExpHeap.h"
+#include "egg/core/eggHeap.h"
+#include "egg/core/eggPerformanceView.h"
+#include "egg/core/eggSceneManager.h"
+
+#include "rvl/OS.h"
+
+#define MB_TO_BYTES(mb) ((mb) * 1024 * 1024)
+#define RETAIL_MEM2_SIZE MB_TO_BYTES(64)
+
+namespace EGG {
+
+ConfigurationData *BaseSystem::mConfigData;
+
+void ConfigurationData::initMemory() {
+    void *pMEM1ArenaLo = OSGetMEM1ArenaLo();
+    void *pMEM1ArenaHi = OSGetMEM1ArenaHi();
+    void *pMEM2ArenaLo = OSGetMEM2ArenaLo();
+    void *pMEM2ArenaHi = OSGetMEM2ArenaHi();
+
+    pMEM1ArenaLo = ROUND_UP_PTR(pMEM1ArenaLo, 32);
+    pMEM1ArenaHi = ROUND_DOWN_PTR(pMEM1ArenaHi, 32);
+    pMEM2ArenaLo = ROUND_UP_PTR(pMEM2ArenaLo, 32);
+    pMEM2ArenaHi = ROUND_DOWN_PTR(pMEM2ArenaHi, 32);
+
+    mBootInfo = &OS_BOOT_INFO;
+    mSystemHeapStart = pMEM1ArenaLo;
+    mRoot1HeapStart = pMEM1ArenaLo;
+    mRoot1HeapEnd = pMEM1ArenaHi;
+    mRoot2HeapStart = pMEM2ArenaLo;
+    mRoot2HeapEnd = pMEM2ArenaHi;
+    mMemSize = mBootInfo->physMemSize;
+
+    OSSetMEM1ArenaLo(pMEM1ArenaHi);
+    OSSetMEM1ArenaHi(pMEM1ArenaHi);
+    OSSetMEM2ArenaLo(pMEM2ArenaHi);
+    OSSetMEM2ArenaHi(pMEM2ArenaHi);
+
+    Heap::initialize();
+
+    void *root1HeapPtr = mRoot1HeapStart;
+    u32 root1HeapSize = (u32)mRoot1HeapEnd - (u32)mRoot1HeapStart;
+
+    void *root2HeapPtr = mRoot2HeapStart;
+    u32 root2HeapSize = (u32)mRoot2HeapEnd - (u32)mRoot2HeapStart;
+
+    u32 debugHeapSize;
+    if (root2HeapSize >= RETAIL_MEM2_SIZE) {
+        debugHeapSize = RETAIL_MEM2_SIZE;
+        root2HeapSize = OSRoundDown32B(root2HeapSize - RETAIL_MEM2_SIZE);
+    } else {
+        debugHeapSize = 0;
+    }
+    void *debugHeapPtr = (void *)((u32)root2HeapPtr + root2HeapSize);
+
+    mRootHeapMem1 = ExpHeap::create(root1HeapPtr, root1HeapSize, 0);
+    mRootHeapMem1->setName("EGGRootMEM1");
+
+    mRootHeapMem2 = ExpHeap::create(root2HeapPtr, root2HeapSize, 0);
+    mRootHeapMem2->setName("EGGRootMEM2");
+
+    if (debugHeapSize > 0) {
+        mRootHeapDebug = ExpHeap::create(debugHeapPtr, debugHeapSize, 0);
+        mRootHeapDebug->setName("EGGRootDebug");
+    } else {
+        mRootHeapDebug = nullptr;
+    }
+
+    mSystemHeap = ExpHeap::create(mSystemHeapSize, mRootHeapMem1, 0);
+    mSystemHeap->setName("EGGSystem");
+    mSystemHeap->becomeCurrentHeap();
+}
+
+void ConfigurationData::run() {
+    CoreControllerMgr *pControllerMgr = CoreControllerMgr::instance();
+
+    while (true) {
+        getDisplay()->beginFrame();
+
+        onBeginFrame();
+
+        getPerfView()->measureBeginFrame();
+
+        pControllerMgr->beginFrame();
+
+        getDisplay()->beginRender();
+
+        getPerfView()->measureBeginRender();
+
+        getSceneMgr()->draw();
+
+        getPerfView()->draw();
+
+        getPerfView()->measureEndRender();
+
+        getDisplay()->endRender();
+
+        getSceneMgr()->calc();
+
+        pControllerMgr->endFrame();
+
+        if (getAudioMgr()) {
+            getAudioMgr()->calc();
+        }
+
+        getDisplay()->endFrame();
+
+        onEndFrame();
+
+        getPerfView()->measureEndFrame();
+    }
+}
+
+} // namespace EGG