1 files changed, 62 insertions, 0 deletions
diff --git a/Runtime/Camera/LightManager.h b/Runtime/Camera/LightManager.h
new file mode 100644
index 0000000..1a154f8
--- /dev/null
+++ b/Runtime/Camera/LightManager.h
@@ -0,0 +1,62 @@
+#pragma once
+
+#include "Runtime/Geometry/AABB.h"
+#include "Runtime/GfxDevice/GfxDeviceConfigure.h"
+#include "Runtime/Utilities/LinkedList.h"
+#include "Runtime/Camera/CullResults.h"
+#include "Runtime/Camera/LightTypes.h"
+
+class Light;
+struct ShadowCullData;
+class ColorRGBAf;
+class BuiltinShaderParamValues;
+namespace Umbra { class OcclusionBuffer; }
+
+const int kMaxForwardVertexLights = 4;
+
+// We reserve light buffers for this number of lights per object (in forward/vertex lit)
+const int kEstimatedLightsPerObject = 3;
+
+
+class LightManager
+{
+public:
+	LightManager ();
+	~LightManager ();
+
+	static void InitializeClass ();
+	static void CleanupClass ();
+
+	// Figures out and sorts lights for the object
+	// Puts results in dest as VertexLightsBlock + variable number of lights
+	void FindVertexLightsForObject (dynamic_array<UInt8>& dest, const UInt32* lightIndices, UInt32 lightCount, const ActiveLights& activeLights, const VisibleNode& node);
+
+	// Figures out and sorts lights for the object
+	// Puts results in dest as ForwardLightsBlock + variable number of lights
+	void FindForwardLightsForObject (dynamic_array<UInt8>& dest, const UInt32* lightIndices, UInt32 lightCount, const ActiveLights& activeLights, const VisibleNode& node, bool lightmappedObject, bool dualLightmapsMode, bool useVertexLights, int maxAutoAddLights, bool disableAddLights, const ColorRGBAf& ambient);
+
+	static void SetupVertexLights (int lightCount, const ActiveLight* const* lights);
+
+	static void SetupForwardBaseLights (const ForwardLightsBlock& lights);
+	static void SetupForwardAddLight (Light* light, float blend);
+
+	void AddLight (Light* source);
+	void RemoveLight (Light* source);
+
+	typedef List<Light> Lights;
+	Lights& GetAllLights () { return m_Lights; }
+	const Lights& GetAllLights () const { return m_Lights; }
+
+	///Terrain engine only
+	UNITY_VECTOR(kMemRenderer, Light*) GetLights (LightType type, int layer);
+
+	Light* GetLastMainLight() { return m_LastMainLight; }
+
+
+private:
+	Lights	m_Lights;
+	Light*	m_LastMainLight; // brightest directional light found in last render
+};
+
+void SetSHConstants (const float sh[9][3], BuiltinShaderParamValues& params);
+LightManager& GetLightManager();