SpeedTree Using In UT2k3-2k4

class SpeedTreeActor extends Actor  
    native
    placeable
    hidecategories(Movement,Collision,Lighting,LightColor,Karma,Force); 


//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Default Textures

// Default Placeholder Sprite
#exec TEXTURE IMPORT FILE=Textures/SpeedTree.pcx NAME=SpeedTreeIcon GROUP=SpeedTree MIPS=1 MASKED=1

// Default Tree Textures
#exec TEXTURE IMPORT FILE=Textures/DefaultBark.dds NAME=Bark GROUP=SpeedTree MIPS=0
#exec TEXTURE IMPORT FILE=Textures/CompositeLeafMap.dds NAME=CompositeLeaf GROUP=SpeedTree Mips=0 AlphaTexture=1

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// UnrealEd Interface

// Shared SpeedTree Object
var (SpeedTreeActorShared)      const SpeedTree     SpeedTreeObject;            // The unique USpeedTree object this actor shares (be careful editing!)
var (SpeedTreeActorShared)      const int           nRandomSeed;            // the SpeedTree's random seed value (affects the tree creation), 0 = random seed every creation, 1 = use value stored in the SPT file
var (SpeedTreeActorShared)      const string        strSPTFile;             // the name of the spt file to load
var (SpeedTreeActorShared)      const float         fWindStrength;          // the wind strength
var (SpeedTreeActorShared)      const vector        vWindDirection;             // the wind direction
var (SpeedTreeActorShared)      bool                bUseWindyBranches;      // whether the branches sway or not (more computation, but looks better)

// Flags
var (SpeedTreeActor)            bool                bUseLeaves;         // whether it draws leaves or not
var (SpeedTreeActor)            bool                bUseBranches;           // whether it draws branches or not
var (SpeedTreeActor)            bool                bUseFronds;         // whether it draws fronds or not
var (SpeedTreeActor)            bool                bUseBillboards;         // whether billboards are drawn at the lowest LOD or not
var (SpeedTreeActor)            bool                bCullBranchBackfaces;       // whether the branches cull backfaces or not (some trees like bamboo need to be double-sided)
var (SpeedTreeActor)            bool                bShowCollisionCylinder;     // draws the collision cylinder for collision tuning

// LOD 
var (SpeedTreeActor)            float               fNearLodScale;          // the distance for the most detailed tree
var (SpeedTreeActor)            float               fFarLodScale;           // the distance for the lowest detail tree
var (SpeedTreeActor)            float               fOverrideLodLevel;      // The tree will use this LOD level (0.0 - 1.0). If -1.0, the tree will calculate its LOD normally

// Material Data
var (SpeedTreeActorMaterials)   material            matCompositeLeaf;           // the composite leaf material
var (SpeedTreeActorMaterials)   material            matBranch;              // the branch material
var (SpeedTreeActorMaterials)   material            matFrond;               // the frond material (often the same as the composite leaf)
var (SpeedTreeActorMaterials)   color               colorAmbient;               // helps to match the speedtree to the level's ambient lighting
var (SpeedTreeActorMaterials)   float               fBranchAmbientMultiplier;       // branch ambient adjustment (multiplied by ambient color for the branches)
var (SpeedTreeActorMaterials)   float               fFrondAmbientMultiplier;        // frond ambient adjustment
var (SpeedTreeActorMaterials)   float               fLeafAmbientMultiplier;         // leaf ambient adjustment
var (SpeedTreeActorMaterials)   float               fBillboardAmbientMultiplier;    // billboard ambient adjustment

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Other Variables

var private transient           float               m_fDeltaTime;       // global time for wind calculations
var private transient           bool                m_bIsInitialized;   // flag to see if actor is initialized or not

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Default Properties