Initial Commit

Containers/BlitzList.cpp

@@ -0,0 +1,67 @@
+#pragma once
+#include "BlitzList.h"
+
+std::list<BlitzTypeInfo*>* BlitzUtility_Lists;
+
+void BlitzList_OnProcessAttach() {
+	BlitzUtility_Lists = new std::list<BlitzTypeInfo*>();
+}
+
+void BlitzList_OnProcessDetach() {
+	BlitzUtility_Lists->clear();
+	delete BlitzUtility_Lists;
+}
+
+DLL_EXPORT void* BlitzList_New(void* elementPtr) {
+	BBVarElement* element = (BBVarElement*)(((int*)elementPtr) - 5);
+	BBVarType* type = (BBVarType*)(*(((int*)elementPtr) - 2));
+
+	// Create and initialize structure to hold information about this change.
+	BlitzTypeInfo* bti = new BlitzTypeInfo();
+	bti->type = type;
+
+	// Store list pointers.
+	bti->ourNextPtr = element;
+	bti->ourPrevPtr = element;
+
+	// Remove passed object from the flow of the old list.
+	element->prevPtr->nextPtr = element->nextPtr;
+	element->nextPtr->prevPtr = element->prevPtr;
+
+	// Correct element next/prev pointers to no longer be inside the old list.
+	element->prevPtr = (BBVarElement*)((int*)type + 1);
+	element->nextPtr = (BBVarElement*)((int*)type + 1);
+
+	BlitzUtility_Lists->push_back(bti);
+	return bti;
+}
+
+DLL_EXPORT void BlitzList_Activate(void* list) {
+	BlitzTypeInfo* bti = (BlitzTypeInfo*)list;
+
+	// Store current pointers
+	bti->lastNextPtr = bti->type->used.nextPtr;
+	bti->lastPrevPtr = bti->type->used.prevPtr;
+
+	// ... and replace them.
+	bti->type->used.nextPtr = bti->ourNextPtr;
+	bti->type->used.prevPtr = bti->ourPrevPtr;
+}
+
+DLL_EXPORT void BlitzList_Deactivate(void* list) {
+	BlitzTypeInfo* bti = (BlitzTypeInfo*)list;
+
+	// Store current pointers
+	bti->ourNextPtr = bti->type->used.nextPtr;
+	bti->ourPrevPtr = bti->type->used.prevPtr;
+
+	// ... and replace them.
+	bti->type->used.nextPtr = bti->lastNextPtr;
+	bti->type->used.prevPtr = bti->lastPrevPtr;
+}
+
+DLL_EXPORT void BlitzList_Delete(void* list) {
+	BlitzTypeInfo* bti = (BlitzTypeInfo*)list;
+	BlitzUtility_Lists->remove(bti);
+	delete bti;
+}