1 files changed, 156 insertions, 0 deletions
diff --git a/Runtime/NavMesh/NavMeshLayers.cpp b/Runtime/NavMesh/NavMeshLayers.cpp
new file mode 100644
index 0000000..bae3674
--- /dev/null
+++ b/Runtime/NavMesh/NavMeshLayers.cpp
@@ -0,0 +1,156 @@
+#include "UnityPrefix.h"
+#include "NavMeshLayers.h"
+#include "Runtime/Serialize/TransferFunctions/SerializeTransfer.h"
+#include "Runtime/Serialize/SerializationMetaFlags.h"
+#include "Runtime/BaseClasses/ManagerContext.h"
+#include "NavMeshManager.h"
+
+
+const char* NavMeshLayers::s_WarningCostLessThanOne = "Setting a NavMeshLayer cost less than one can give unexpected results.";
+
+NavMeshLayers::NavMeshLayers (MemLabelId& label, ObjectCreationMode mode)
+: Super (label, mode)
+{
+
+}
+
+NavMeshLayers::~NavMeshLayers ()
+{
+
+}
+
+void NavMeshLayers::Reset ()
+{
+	Super::Reset ();
+
+	m_Layers[kNotWalkable].name = "Not Walkable";
+	m_Layers[kNotWalkable].cost = 1.0f;
+	m_Layers[kNotWalkable].editType = NavMeshLayerData::kEditNone;
+
+	m_Layers[kDefaultLayer].name = "Default";
+	m_Layers[kDefaultLayer].cost = 1.0f;
+	m_Layers[kDefaultLayer].editType  = NavMeshLayerData::kEditCost;
+
+	m_Layers[kJumpLayer].name = "Jump";
+	m_Layers[kJumpLayer].cost = 2.0f;
+	m_Layers[kJumpLayer].editType = NavMeshLayerData::kEditCost;
+
+	for (int i = kBuiltinLayerCount; i < kLayerCount; ++i)
+	{
+		m_Layers[i].cost = 1.0F;
+		m_Layers[i].editType = NavMeshLayerData::kEditCost | NavMeshLayerData::kEditName;
+	}
+}
+
+
+template<class TransferFunction>
+void NavMeshLayers::NavMeshLayerData::Transfer (TransferFunction& transfer)
+{
+	TransferMetaFlags nameFlag = (editType & kEditName) ? kNoTransferFlags : kNotEditableMask;
+	TransferMetaFlags costFlag = (editType & kEditCost) ? kNoTransferFlags : kNotEditableMask;
+	transfer.Transfer (name, "name", nameFlag);
+	transfer.Transfer (cost, "cost", costFlag);
+	transfer.Transfer (editType, "editType", kNotEditableMask|kHideInEditorMask);
+}
+
+template<class TransferFunction>
+void NavMeshLayers::Transfer (TransferFunction& transfer)
+{
+	Super::Transfer (transfer);
+
+	for (int i = 0; i < kLayerCount; ++i)
+	{
+		char name[64];
+		if (i < kBuiltinLayerCount)
+			sprintf (name, "Built-in Layer %d", i);
+		else
+			sprintf (name, "User Layer %d", i - kBuiltinLayerCount);
+
+		transfer.Transfer (m_Layers[i], name);
+	}
+}
+
+void NavMeshLayers::SetLayerCost (unsigned int index, float cost)
+{
+	if (index >= kLayerCount)
+	{
+		ErrorString ("Index out of bounds");
+		return;
+	}
+#if UNITY_EDITOR
+	if (cost < 1.0f)
+	{
+		WarningString(s_WarningCostLessThanOne);
+	}
+#endif
+	m_Layers[index].cost = cost;
+	GetNavMeshManager ().UpdateAllNavMeshAgentCosts (index, cost);
+
+	SetDirty ();
+}
+
+float NavMeshLayers::GetLayerCost (unsigned int index) const
+{
+	if (index >= kLayerCount)
+	{
+		ErrorString ("Index out of bounds");
+		return 0.0F;
+	}
+	return m_Layers[index].cost;
+}
+
+void NavMeshLayers::AwakeFromLoad (AwakeFromLoadMode awakeMode)
+{
+	Super::AwakeFromLoad (awakeMode);
+
+	// When the user changes the cost in the inspector
+	if (UNITY_EDITOR && (awakeMode & kDidLoadFromDisk) == 0)
+	{
+		for (int i = 0; i < kLayerCount; ++i)
+			GetNavMeshManager ().UpdateAllNavMeshAgentCosts (i, m_Layers[i].cost);
+	}
+}
+
+int NavMeshLayers::GetNavMeshLayerFromName (const UnityStr& layerName) const
+{
+	for (int i = 0; i < kLayerCount; ++i)
+	{
+		if (m_Layers[i].name.compare (layerName) == 0)
+		{
+			return i;
+		}
+	}
+	return -1;
+}
+
+std::vector<std::string> NavMeshLayers::NavMeshLayerNames () const
+{
+	std::vector<std::string> layers;
+	for (int i = 0; i < kLayerCount; ++i)
+	{
+		if (m_Layers[i].name.length () != 0)
+		{
+			layers.push_back (m_Layers[i].name);
+		}
+	}
+	return layers;
+}
+
+void NavMeshLayers::CheckConsistency ()
+{
+#if UNITY_EDITOR
+	for (int i = 0; i < kLayerCount; ++i)
+	{
+		if (m_Layers[i].cost < 1.0f)
+		{
+			WarningString (s_WarningCostLessThanOne);
+			return;
+		}
+	}
+#endif
+}
+
+
+IMPLEMENT_CLASS (NavMeshLayers)
+IMPLEMENT_OBJECT_SERIALIZE (NavMeshLayers)
+GET_MANAGER (NavMeshLayers)