1 files changed, 44 insertions, 0 deletions

diff --git a/src/buildings/Building.cpp b/src/buildings/Building.cpp
new file mode 100644
index 00000000..8035cf25
--- /dev/null
+++ b/src/buildings/Building.cpp
@@ -0,0 +1,44 @@
+#include "common.h"
+
+#include "Building.h"
+#include "Streaming.h"
+#include "Pools.h"
+
+void *CBuilding::operator new(size_t sz) { return CPools::GetBuildingPool()->New();  }
+void CBuilding::operator delete(void *p, size_t sz) { CPools::GetBuildingPool()->Delete((CBuilding*)p); }
+
+void
+CBuilding::ReplaceWithNewModel(int32 id)
+{
+	DeleteRwObject();
+
+	if (CModelInfo::GetModelInfo(m_modelIndex)->GetNumRefs() == 0)
+		CStreaming::RemoveModel(m_modelIndex);
+	m_modelIndex = id;
+
+	if(bIsBIGBuilding)
+		if(m_level == LEVEL_GENERIC || m_level == CGame::currLevel)
+			CStreaming::RequestModel(id, STREAMFLAGS_DONT_REMOVE);
+}
+
+bool
+IsBuildingPointerValid(CBuilding* pBuilding)
+{
+	if (!pBuilding)
+		return false;
+	if (pBuilding->GetIsATreadable()) {
+		int index = CPools::GetTreadablePool()->GetJustIndex_NoFreeAssert((CTreadable*)pBuilding);
+#ifdef FIX_BUGS
+		return index >= 0 && index < CPools::GetTreadablePool()->GetSize();
+#else
+		return index >= 0 && index <= CPools::GetTreadablePool()->GetSize();
+#endif
+	} else {
+		int index = CPools::GetBuildingPool()->GetJustIndex_NoFreeAssert(pBuilding);
+#ifdef FIX_BUGS
+		return index >= 0 && index < CPools::GetBuildingPool()->GetSize();
+#else
+		return index >= 0 && index <= CPools::GetBuildingPool()->GetSize();
+#endif
+	}
+}