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/**
* @file llvovolume.h
* @brief LLVOVolume class header file
*
* Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#ifndef LL_LLVOVOLUME_H
#define LL_LLVOVOLUME_H
#include "llviewerobject.h"
#include "llspatialpartition.h"
#include "llviewerimage.h"
#include "llframetimer.h"
#include "llapr.h"
#include <map>
class LLViewerTextureAnim;
class LLDrawPool;
class LLSelectNode;
enum LLVolumeInterfaceType
{
INTERFACE_FLEXIBLE = 1,
};
// Base class for implementations of the volume - Primitive, Flexible Object, etc.
class LLVolumeInterface
{
public:
virtual ~LLVolumeInterface() { }
virtual LLVolumeInterfaceType getInterfaceType() const = 0;
virtual BOOL doIdleUpdate(LLAgent &agent, LLWorld &world, const F64 &time) = 0;
virtual BOOL doUpdateGeometry(LLDrawable *drawable) = 0;
virtual LLVector3 getPivotPosition() const = 0;
virtual void onSetVolume(const LLVolumeParams &volume_params, const S32 detail) = 0;
virtual void onSetScale(const LLVector3 &scale, BOOL damped) = 0;
virtual void onParameterChanged(U16 param_type, LLNetworkData *data, BOOL in_use, bool local_origin) = 0;
virtual void onShift(const LLVector3 &shift_vector) = 0;
virtual bool isVolumeUnique() const = 0; // Do we need a unique LLVolume instance?
virtual bool isVolumeGlobal() const = 0; // Are we in global space?
virtual bool isActive() const = 0; // Is this object currently active?
virtual const LLMatrix4& getWorldMatrix(LLXformMatrix* xform) const = 0;
virtual void updateRelativeXform() = 0;
virtual U32 getID() const = 0;
};
// Class which embodies all Volume objects (with pcode LL_PCODE_VOLUME)
class LLVOVolume : public LLViewerObject
{
public:
static void initClass();
static void preUpdateGeom();
enum
{
VERTEX_DATA_MASK = (1 << LLVertexBuffer::TYPE_VERTEX) |
(1 << LLVertexBuffer::TYPE_NORMAL) |
(1 << LLVertexBuffer::TYPE_TEXCOORD) |
(1 << LLVertexBuffer::TYPE_TEXCOORD2) |
(1 << LLVertexBuffer::TYPE_COLOR)
}
eVertexDataMask;
public:
LLVOVolume(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp);
virtual ~LLVOVolume();
/*virtual*/ LLDrawable* createDrawable(LLPipeline *pipeline);
void deleteFaces();
/*virtual*/ BOOL idleUpdate(LLAgent &agent, LLWorld &world, const F64 &time);
/*virtual*/ BOOL isActive() const;
/*virtual*/ BOOL isAttachment() const;
/*virtual*/ BOOL isRootEdit() const; // overridden for sake of attachments treating themselves as a root object
/*virtual*/ BOOL isHUDAttachment() const;
void generateSilhouette(LLSelectNode* nodep, const LLVector3& view_point);
F32 getIndividualRadius() { return mRadius; }
S32 getLOD() const { return mLOD; }
const LLVector3 getPivotPositionAgent() const;
const LLMatrix4& getRelativeXform() const { return mRelativeXform; }
const LLMatrix3& getRelativeXformInvTrans() const { return mRelativeXformInvTrans; }
const LLMatrix4* getTextureMatrix() const { return &mTextureMatrix; }
/*virtual*/ const LLMatrix4 getRenderMatrix() const;
/*virtual*/ BOOL lineSegmentIntersect(const LLVector3& start, LLVector3& end) const;
LLVector3 agentPositionToVolume(const LLVector3& pos) const;
LLVector3 agentDirectionToVolume(const LLVector3& dir) const;
LLVector3 volumePositionToAgent(const LLVector3& dir) const;
BOOL getVolumeChanged() const { return mVolumeChanged; }
F32 getTextureVirtualSize(LLFace* face);
/*virtual*/ F32 getRadius() const { return mVObjRadius; };
const LLMatrix4& getWorldMatrix(LLXformMatrix* xform) const;
void markForUpdate(BOOL priority) { LLViewerObject::markForUpdate(priority); mVolumeChanged = TRUE; }
/*virtual*/ void onShift(const LLVector3 &shift_vector); // Called when the drawable shifts
/*virtual*/ void parameterChanged(U16 param_type, bool local_origin);
/*virtual*/ void parameterChanged(U16 param_type, LLNetworkData* data, BOOL in_use, bool local_origin);
/*virtual*/ U32 processUpdateMessage(LLMessageSystem *mesgsys,
void **user_data,
U32 block_num, const EObjectUpdateType update_type,
LLDataPacker *dp);
/*virtual*/ void setSelected(BOOL sel);
/*virtual*/ BOOL setDrawableParent(LLDrawable* parentp);
/*virtual*/ void setScale(const LLVector3 &scale, BOOL damped);
/*virtual*/ void setTEImage(const U8 te, LLViewerImage *imagep);
/*virtual*/ S32 setTETexture(const U8 te, const LLUUID &uuid);
/*virtual*/ S32 setTEColor(const U8 te, const LLColor4 &color);
/*virtual*/ S32 setTEBumpmap(const U8 te, const U8 bump);
/*virtual*/ S32 setTEShiny(const U8 te, const U8 shiny);
/*virtual*/ S32 setTEFullbright(const U8 te, const U8 fullbright);
/*virtual*/ S32 setTEMediaFlags(const U8 te, const U8 media_flags);
/*virtual*/ S32 setTEScale(const U8 te, const F32 s, const F32 t);
/*virtual*/ S32 setTEScaleS(const U8 te, const F32 s);
/*virtual*/ S32 setTEScaleT(const U8 te, const F32 t);
/*virtual*/ S32 setTETexGen(const U8 te, const U8 texgen);
/*virtual*/ BOOL setMaterial(const U8 material);
void setTexture(const S32 face);
/*virtual*/ BOOL setVolume(const LLVolumeParams &volume_params, const S32 detail, bool unique_volume = false);
void updateRelativeXform();
/*virtual*/ BOOL updateGeometry(LLDrawable *drawable);
/*virtual*/ void updateFaceSize(S32 idx);
/*virtual*/ BOOL updateLOD();
void updateRadius();
/*virtual*/ void updateTextures(LLAgent &agent);
void updateTextures();
void updateFaceFlags();
void regenFaces();
BOOL genBBoxes(BOOL force_global);
virtual void updateSpatialExtents(LLVector3& min, LLVector3& max);
virtual F32 getBinRadius();
virtual void writeCAL3D(apr_file_t* fp,
std::string& path,
std::string& file_base,
S32 joint_num,
LLVector3& pos,
LLQuaternion& rot,
S32& material_index,
S32& texture_index,
std::multimap<LLUUID, LLMaterialExportInfo*>& material_map);
virtual U32 getPartitionType() const;
// For Lights
void setIsLight(BOOL is_light);
void setLightColor(const LLColor3& color);
void setLightIntensity(F32 intensity);
void setLightRadius(F32 radius);
void setLightFalloff(F32 falloff);
void setLightCutoff(F32 cutoff);
BOOL getIsLight() const;
LLColor3 getLightBaseColor() const; // not scaled by intensity
LLColor3 getLightColor() const; // scaled by intensity
F32 getLightIntensity() const;
F32 getLightRadius() const;
F32 getLightFalloff() const;
F32 getLightCutoff() const;
F32 getLightDistance(const LLVector3& pos) const; // returns < 0 if inside radius
// Flexible Objects
U32 getVolumeInterfaceID() const;
virtual BOOL isFlexible() const;
BOOL isVolumeGlobal() const;
BOOL canBeFlexible() const;
BOOL setIsFlexible(BOOL is_flexible);
// Lighting
F32 calcLightAtPoint(const LLVector3& pos, const LLVector3& norm, LLColor4& result);
BOOL updateLighting(BOOL do_lighting);
protected:
S32 computeLODDetail(F32 distance, F32 radius);
BOOL calcLOD();
LLFace* addFace(S32 face_index);
void updateTEData();
public:
LLViewerTextureAnim *mTextureAnimp;
U8 mTexAnimMode;
protected:
friend class LLDrawable;
BOOL mFaceMappingChanged;
BOOL mGlobalVolume;
BOOL mInited;
LLFrameTimer mTextureUpdateTimer;
S32 mLOD;
BOOL mLODChanged;
F32 mRadius;
LLMatrix4 mTextureMatrix;
LLMatrix4 mRelativeXform;
LLMatrix3 mRelativeXformInvTrans;
BOOL mVolumeChanged;
F32 mVObjRadius;
LLVolumeInterface *mVolumeImpl;
// statics
public:
static F32 sLODSlopDistanceFactor;// Changing this to zero, effectively disables the LOD transition slop
static F32 sLODFactor; // LOD scale factor
static F32 sDistanceFactor; // LOD distance factor
protected:
static S32 sNumLODChanges;
friend class LLVolumeImplFlexible;
};
#endif // LL_LLVOVOLUME_H
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