phoenix-firestorm/indra/newview/lldrawable.h

366 lines
12 KiB
C++

/**
* @file lldrawable.h
* @brief LLDrawable class definition
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_DRAWABLE_H
#define LL_DRAWABLE_H
#include <vector>
#include <map>
#include "v2math.h"
#include "v3math.h"
#include "v4math.h"
#include "m4math.h"
#include "v4coloru.h"
#include "llvector4a.h"
#include "llquaternion.h"
#include "xform.h"
#include "llviewerobject.h"
#include "llrect.h"
#include "llappviewer.h" // for gFrameTimeSeconds
#include "llvieweroctree.h"
class LLCamera;
class LLDrawPool;
class LLDrawable;
class LLFace;
class LLFacePool;
class LLSpatialGroup;
class LLSpatialBridge;
class LLSpatialPartition;
class LLVOVolume;
class LLViewerTexture;
// Can have multiple silhouettes for each object
const U32 SILHOUETTE_HIGHLIGHT = 0;
// All data for new renderer goes into this class.
LL_ALIGN_PREFIX(16)
class LLDrawable
: public LLViewerOctreeEntryData
{
LL_ALIGN_NEW;
public:
typedef std::vector<LLFace*> face_list_t;
LLDrawable(const LLDrawable& rhs)
: LLViewerOctreeEntryData(rhs)
{
*this = rhs;
}
const LLDrawable& operator=(const LLDrawable& rhs)
{
LL_ERRS() << "Illegal operation!" << LL_ENDL;
return *this;
}
static void initClass();
LLDrawable(LLViewerObject *vobj, bool new_entry = false);
void markDead(); // Mark this drawable as dead
BOOL isDead() const { return isState(DEAD); }
BOOL isNew() const { return !isState(BUILT); }
BOOL isUnload() const { return isState(FOR_UNLOAD); }
BOOL isLight() const;
virtual void setVisible(LLCamera& camera_in, std::vector<LLDrawable*>* results = NULL, BOOL for_select = FALSE);
LLSpatialGroup* getSpatialGroup()const {return (LLSpatialGroup*)getGroup();}
LLViewerRegion* getRegion() const { return mVObjp->getRegion(); }
const LLTextureEntry* getTextureEntry(U8 which) const { return mVObjp->getTE(which); }
LLPointer<LLViewerObject>& getVObj() { return mVObjp; }
const LLViewerObject *getVObj() const { return mVObjp; }
LLVOVolume* getVOVolume() const; // cast mVObjp tp LLVOVolume if OK
const LLMatrix4& getWorldMatrix() const { return mXform.getWorldMatrix(); }
const LLMatrix4& getRenderMatrix() const;
void setPosition(LLVector3 v) const { }
const LLVector3& getPosition() const { return mXform.getPosition(); }
const LLVector3& getWorldPosition() const { return mXform.getPositionW(); }
const LLVector3 getPositionAgent() const;
const LLVector3& getScale() const { return mCurrentScale; }
void setScale(const LLVector3& scale) { mCurrentScale = scale; }
const LLQuaternion& getWorldRotation() const { return mXform.getWorldRotation(); }
const LLQuaternion& getRotation() const { return mXform.getRotation(); }
F32 getIntensity() const { return llmin(mXform.getScale().mV[0], 4.f); }
S32 getLOD() const { return mVObjp ? mVObjp->getLOD() : 1; }
void getMinMax(LLVector3& min,LLVector3& max) const { mXform.getMinMax(min,max); }
LLXformMatrix* getXform() { return &mXform; }
U32 getState() const { return mState; }
BOOL isState (U32 bits) const { return ((mState & bits) != 0); }
void setState (U32 bits) { mState |= bits; }
void clearState(U32 bits) { mState &= ~bits; }
BOOL isAvatar() const { return mVObjp.notNull() && mVObjp->isAvatar(); }
BOOL isRoot() const { return !mParent || mParent->isAvatar(); }
LLDrawable* getRoot();
BOOL isSpatialRoot() const { return !mParent || mParent->isAvatar(); }
virtual BOOL isSpatialBridge() const { return FALSE; }
virtual LLSpatialPartition* asPartition() { return NULL; }
LLDrawable* getParent() const { return mParent; }
// must set parent through LLViewerObject:: ()
//BOOL setParent(LLDrawable *parent);
inline LLFace* getFace(const S32 i) const;
inline S32 getNumFaces() const;
face_list_t& getFaces() { return mFaces; }
const face_list_t& getFaces() const { return mFaces; }
//void removeFace(const S32 i); // SJB: Avoid using this, it's slow
LLFace* addFace(LLFacePool *poolp, LLViewerTexture *texturep);
LLFace* addFace(const LLTextureEntry *te, LLViewerTexture *texturep);
LLFace* addFace(const LLTextureEntry *te, LLViewerTexture *texturep, LLViewerTexture *normalp);
LLFace* addFace(const LLTextureEntry *te, LLViewerTexture *texturep, LLViewerTexture *normalp, LLViewerTexture *specularp);
void deleteFaces(S32 offset, S32 count);
void setNumFaces(const S32 numFaces, LLFacePool *poolp, LLViewerTexture *texturep);
void setNumFacesFast(const S32 numFaces, LLFacePool *poolp, LLViewerTexture *texturep);
void mergeFaces(LLDrawable* src);
void init(bool new_entry);
void unload();
void destroy();
void update();
F32 updateXform(BOOL undamped);
virtual void makeActive();
/*virtual*/ void makeStatic(BOOL warning_enabled = TRUE);
BOOL isActive() const { return isState(ACTIVE); }
BOOL isStatic() const { return !isActive(); }
BOOL isAnimating() const;
virtual BOOL updateMove();
virtual void movePartition();
void updateTexture();
void updateMaterial();
virtual void updateDistance(LLCamera& camera, bool force_update);
BOOL updateGeometry(BOOL priority);
void updateFaceSize(S32 idx);
void updateSpecialHoverCursor(BOOL enabled);
virtual void shiftPos(const LLVector4a &shift_vector);
S32 getGeneration() const { return mGeneration; }
BOOL getLit() const { return isState(UNLIT) ? FALSE : TRUE; }
void setLit(BOOL lit) { lit ? clearState(UNLIT) : setState(UNLIT); }
bool isVisible() const;
bool isRecentlyVisible() const;
virtual void cleanupReferences();
void setGroup(LLViewerOctreeGroup* group);
void setRadius(const F32 radius);
F32 getRadius() const { return mRadius; }
F32 getVisibilityRadius() const;
void updateUVMinMax(); // Updates the cache of sun space bounding box.
const LLVector3& getBounds(LLVector3& min, LLVector3& max) const;
virtual void updateSpatialExtents();
virtual void updateBinRadius();
void setRenderType(S32 type) { mRenderType = type; }
BOOL isRenderType(S32 type) { return mRenderType == type; }
S32 getRenderType() { return mRenderType; }
// Debugging methods
S32 findReferences(LLDrawable *drawablep); // Not const because of @#$! iterators...
LLSpatialPartition* getSpatialPartition();
void removeFromOctree();
void setSpatialBridge(LLSpatialBridge* bridge) { mSpatialBridge = (LLDrawable*) bridge; }
LLSpatialBridge* getSpatialBridge() { return (LLSpatialBridge*) (LLDrawable*) mSpatialBridge; }
// Statics
static void incrementVisible();
static void cleanupDeadDrawables();
protected:
~LLDrawable() { destroy(); }
void moveUpdatePipeline(BOOL moved);
void updatePartition();
BOOL updateMoveDamped();
BOOL updateMoveUndamped();
public:
friend class LLPipeline;
friend class LLDrawPool;
friend class LLSpatialBridge;
typedef std::set<LLPointer<LLDrawable> > drawable_set_t;
typedef std::vector<LLPointer<LLDrawable> > drawable_vector_t;
typedef std::list<LLPointer<LLDrawable> > drawable_list_t;
typedef std::queue<LLPointer<LLDrawable> > drawable_queue_t;
struct CompareDistanceGreater
{
bool operator()(const LLDrawable* const& lhs, const LLDrawable* const& rhs)
{
return lhs->mDistanceWRTCamera < rhs->mDistanceWRTCamera; // farthest = last
}
};
struct CompareDistanceGreaterVisibleFirst
{
bool operator()(const LLDrawable* const& lhs, const LLDrawable* const& rhs)
{
if (lhs->isVisible() && !rhs->isVisible())
{
return TRUE; //visible things come first
}
else if (!lhs->isVisible() && rhs->isVisible())
{
return FALSE; //rhs is visible, comes first
}
return lhs->mDistanceWRTCamera < rhs->mDistanceWRTCamera; // farthest = last
}
};
typedef enum e_drawable_flags
{
IN_REBUILD_Q1 = 0x00000001,
IN_REBUILD_Q2 = 0x00000002,
EARLY_MOVE = 0x00000004,
MOVE_UNDAMPED = 0x00000008,
ON_MOVE_LIST = 0x00000010,
UV = 0x00000020,
UNLIT = 0x00000040,
LIGHT = 0x00000080,
REBUILD_VOLUME = 0x00000100, //volume changed LOD or parameters, or vertex buffer changed
REBUILD_TCOORD = 0x00000200, //texture coordinates changed
REBUILD_COLOR = 0x00000400, //color changed
REBUILD_POSITION= 0x00000800, //vertex positions/normals changed
REBUILD_GEOMETRY= REBUILD_POSITION|REBUILD_TCOORD|REBUILD_COLOR,
REBUILD_MATERIAL= REBUILD_TCOORD|REBUILD_COLOR,
REBUILD_ALL = REBUILD_GEOMETRY|REBUILD_VOLUME,
REBUILD_RIGGED = 0x00001000,
ON_SHIFT_LIST = 0x00002000,
ACTIVE = 0x00004000,
DEAD = 0x00008000,
INVISIBLE = 0x00010000, // stay invisible until flag is cleared
NEARBY_LIGHT = 0x00020000, // In gPipeline.mNearbyLightSet
BUILT = 0x00040000,
FORCE_INVISIBLE = 0x00080000, // stay invis until CLEAR_INVISIBLE is set (set of orphaned)
HAS_ALPHA = 0x00100000,
RIGGED = 0x00200000, //has a rigged face
RIGGED_CHILD = 0x00400000, //has a child with a rigged face
PARTITION_MOVE = 0x00800000,
ANIMATED_CHILD = 0x01000000,
ACTIVE_CHILD = 0x02000000,
FOR_UNLOAD = 0x04000000, //should be unload from memory
} EDrawableFlags;
public:
LLXformMatrix mXform;
// vis data
LLPointer<LLDrawable> mParent;
F32 mDistanceWRTCamera;
static F32 sCurPixelAngle; //current pixels per radian
private:
U32 mState;
S32 mRenderType;
LLPointer<LLViewerObject> mVObjp;
face_list_t mFaces;
LLPointer<LLDrawable> mSpatialBridge;
F32 mRadius;
S32 mGeneration;
LLVector3 mCurrentScale;
static U32 sNumZombieDrawables;
static std::vector<LLPointer<LLDrawable> > sDeadList;
} LL_ALIGN_POSTFIX(16);
inline LLFace* LLDrawable::getFace(const S32 i) const
{
//switch these asserts to LL_ERRS() -- davep
//llassert((U32)i < mFaces.size());
//llassert(mFaces[i]);
if ((U32) i >= mFaces.size())
{
LLUUID objectID=getVObj()->getID();
// if our face list is empty, we have no real choice. -Zi
if(mFaces.empty())
{
LL_WARNS() << objectID << ": Empty face list." << LL_ENDL;
return NULL;
}
// otherwise try to return a valid face to avoid crashing. -Zi
LL_WARNS() << objectID << ": Invalid face index " << (U32) i << ". Max faces is: " << mFaces.size() << ". Returning face index 0." << LL_ENDL;
return mFaces[0];
}
if (!mFaces[i])
{
LLUUID objectID=getVObj()->getID();
LL_WARNS() << objectID << ": Null face found at index " << (U32) i << ". Max faces is: " << mFaces.size() << "." << LL_ENDL;
if(i==0)
{
S32 max=getNumFaces();
// try to return a valid face to avoid crashing. If we only have one face, return NULL as last resort. -Zi
if(max>1)
return mFaces[max-1];
else
return NULL;
}
}
return mFaces[i];
}
inline S32 LLDrawable::getNumFaces()const
{
return (S32)mFaces.size();
}
#endif