Initial commit

Torque/SDK/engine/sim/decalManager.h

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+//-----------------------------------------------------------------------------
+// Torque Game Engine
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+#ifndef _DECALMANAGER_H_
+#define _DECALMANAGER_H_
+
+#ifndef _SCENEOBJECT_H_
+#include "sim/sceneObject.h"
+#endif
+#ifndef _GTEXMANAGER_H_
+#include "dgl/gTexManager.h"
+#endif
+
+/// DataBlock implementation for decals.
+class DecalData : public SimDataBlock
+{
+   typedef SimDataBlock Parent;
+
+   //-------------------------------------- Console set variables
+  public:
+   F32               sizeX;
+   F32               sizeY;
+   StringTableEntry  textureName;
+
+   //-------------------------------------- load set variables
+  public:
+   TextureHandle textureHandle;
+
+  public:
+   DecalData();
+   ~DecalData();
+
+   void packData(BitStream*);
+   void unpackData(BitStream*);
+   bool preload(bool server, char errorBuffer[256]);
+
+   DECLARE_CONOBJECT(DecalData);
+   static void initPersistFields();
+};
+DECLARE_CONSOLETYPE(DecalData)
+
+/// Store an instance of a decal.
+struct DecalInstance
+{
+   DecalData* decalData;
+   Point3F    point[4];
+
+   U32            allocTime;
+   F32            fade;
+   DecalInstance* next;
+};
+
+/// Manage decals in the world.
+class DecalManager : public SceneObject
+{
+   typedef SceneObject Parent;
+
+   Vector<DecalInstance*> mDecalQueue;
+   bool                   mQueueDirty;
+
+   static U32             smMaxNumDecals;
+   static U32             smDecalTimeout;
+
+   static const U32          csmFreePoolBlockSize;
+   Vector<DecalInstance*>    mFreePoolBlocks;
+   DecalInstance*            mFreePool;
+
+  protected:
+   bool prepRenderImage(SceneState *state, const U32 stateKey, const U32 startZone, const bool modifyBaseZoneState);
+   void renderObject(SceneState *state, SceneRenderImage *image);
+
+   DecalInstance* allocateDecalInstance();
+   void freeDecalInstance(DecalInstance*);
+
+  public:
+   DecalManager();
+   ~DecalManager();
+
+   static void consoleInit();
+
+   /// @name Decal Addition
+   ///
+   /// These functions allow you to add new decals to the world.
+   /// @{
+   void addDecal(const Point3F& pos,
+                 const Point3F& rot,
+                 Point3F normal,
+                 const Point3F& scale,
+                 DecalData*);
+   void addDecal(const Point3F& pos,
+                 const Point3F& rot,
+                 Point3F normal,
+                 DecalData*);
+   void addDecal(const Point3F& pos,
+                 Point3F normal,
+                 DecalData*);
+   /// @}
+
+   void dataDeleted(DecalData *data);
+
+   void renderDecal();
+   DECLARE_CONOBJECT(DecalManager);
+
+   static bool smDecalsOn;
+};
+
+extern DecalManager* gDecalManager;
+
+#endif // _H_DecalManager