void LLDrawable::updateTexture()
{
LLMemType mt(LLMemType::MTYPE_DRAWABLE);
if (isDead())
{
llwarns << "Dead drawable updating texture!" << llendl;
return;
}
if (getNumFaces() != mVObjp->getNumTEs())
{ //drawable is transitioning its face count
return;
}
if (getVOVolume())
{
/*if (isActive())
{
if (isRoot())
{
mQuietCount = 0;
}
else
{
getParent()->mQuietCount = 0;
}
}*/
gPipeline.markRebuild(this, LLDrawable::REBUILD_MATERIAL, TRUE);
}
}
const LLVector3 LLDrawable::getPositionAgent() const
{
if (getVOVolume())
{
if (isActive())
{
if (!isRoot())
{
LLVector4a pos;
pos.load3(mVObjp->getPosition().mV);
getRenderMatrix().affineTransform(pos,pos);
return LLVector3(pos.getF32ptr());
}
else
{
return LLVector3(getRenderMatrix().getRow<3>().getF32ptr());
}
}
else
{
return mVObjp->getPositionAgent();
}
}
else
{
return getWorldPosition();
}
}
void LLDrawable::setSpatialGroup(LLSpatialGroup *groupp)
{
//precondition: mSpatialGroupp MUST be null or DEAD or mSpatialGroupp MUST NOT contain this
llassert(!mSpatialGroupp || mSpatialGroupp->isDead() || !mSpatialGroupp->hasElement(this));
//precondition: groupp MUST be null or groupp MUST contain this
llassert(!groupp || groupp->hasElement(this));
/*if (mSpatialGroupp && (groupp != mSpatialGroupp))
{
mSpatialGroupp->setState(LLSpatialGroup::GEOM_DIRTY);
}*/
if (mSpatialGroupp != groupp && getVOVolume())
{ //NULL out vertex buffer references for volumes on spatial group change to maintain
//requirement that every face vertex buffer is either NULL or points to a vertex buffer
//contained by its drawable's spatial group
for (S32 i = 0; i < getNumFaces(); ++i)
{
LLFace* facep = getFace(i);
if (facep)
{
facep->clearVertexBuffer();
}
}
}
//postcondition: if next group is NULL, previous group must be dead OR NULL OR binIndex must be -1
//postcondition: if next group is NOT NULL, binIndex must not be -1
llassert(groupp == NULL ? (mSpatialGroupp == NULL || mSpatialGroupp->isDead()) || getBinIndex() == -1 :
getBinIndex() != -1);
mSpatialGroupp = groupp;
}
void LLDrawable::shiftPos(const LLVector3 &shift_vector)
{
if (isDead())
{
llwarns << "Shifting dead drawable" << llendl;
return;
}
if (mParent)
{
mXform.setPosition(mVObjp->getPosition());
}
else
{
mXform.setPosition(mVObjp->getPositionAgent());
}
mXform.setRotation(mVObjp->getRotation());
mXform.setScale(1,1,1);
mXform.updateMatrix();
if (isStatic())
{
LLVOVolume* volume = getVOVolume();
if (!volume)
{
gPipeline.markRebuild(this, LLDrawable::REBUILD_ALL, TRUE);
}
for (S32 i = 0; i < getNumFaces(); i++)
{
LLFace *facep = getFace(i);
facep->mCenterAgent += shift_vector;
facep->mExtents[0] += shift_vector;
facep->mExtents[1] += shift_vector;
if (!volume && facep->hasGeometry())
{
facep->mVertexBuffer = NULL;
facep->mLastVertexBuffer = NULL;
}
}
mExtents[0] += shift_vector;
mExtents[1] += shift_vector;
mPositionGroup += LLVector3d(shift_vector);
}
else if (mSpatialBridge)
{
mSpatialBridge->shiftPos(shift_vector);
}
else if (isAvatar())
{
mExtents[0] += shift_vector;
mExtents[1] += shift_vector;
mPositionGroup += LLVector3d(shift_vector);
}
mVObjp->onShift(shift_vector);
}
void LLDrawable::updateDistance(LLCamera& camera, bool force_update)
{
if (LLViewerCamera::sCurCameraID != LLViewerCamera::CAMERA_WORLD)
{
llwarns << "Attempted to update distance for non-world camera." << llendl;
return;
}
//switch LOD with the spatial group to avoid artifacts
//LLSpatialGroup* sg = getSpatialGroup();
LLVector3 pos;
//if (!sg || sg->changeLOD())
{
LLVOVolume* volume = getVOVolume();
if (volume)
{
if (getSpatialGroup())
{
pos.set(getPositionGroup().getF32ptr());
}
else
{
pos = getPositionAgent();
}
if (isState(LLDrawable::HAS_ALPHA))
{
for (S32 i = 0; i < getNumFaces(); i++)
{
LLFace* facep = getFace(i);
if (force_update || facep->getPoolType() == LLDrawPool::POOL_ALPHA)
{
LLVector4a box;
box.setSub(facep->mExtents[1], facep->mExtents[0]);
box.mul(0.25f);
LLVector3 v = (facep->mCenterLocal-camera.getOrigin());
const LLVector3& at = camera.getAtAxis();
for (U32 j = 0; j < 3; j++)
{
v.mV[j] -= box[j] * at.mV[j];
}
facep->mDistance = v * camera.getAtAxis();
}
}
}
}
else
{
pos = LLVector3(getPositionGroup().getF32ptr());
}
pos -= camera.getOrigin();
mDistanceWRTCamera = llround(pos.magVec(), 0.01f);
mVObjp->updateLOD();
}
}
void LLDrawable::updateDistance(LLCamera& camera, bool force_update)
{
//switch LOD with the spatial group to avoid artifacts
//LLSpatialGroup* sg = getSpatialGroup();
LLVector3 pos;
//if (!sg || sg->changeLOD())
{
LLVOVolume* volume = getVOVolume();
if (volume)
{
volume->updateRelativeXform();
pos = volume->getRelativeXform().getTranslation();
if (isStatic())
{
pos += volume->getRegion()->getOriginAgent();
}
if (isState(LLDrawable::HAS_ALPHA))
{
for (S32 i = 0; i < getNumFaces(); i++)
{
LLFace* facep = getFace(i);
if (facep->getPoolType() == LLDrawPool::POOL_ALPHA)
{
LLVector3 box = (facep->mExtents[1] - facep->mExtents[0]) * 0.25f;
LLVector3 v = (facep->mCenterLocal-camera.getOrigin());
const LLVector3& at = camera.getAtAxis();
for (U32 j = 0; j < 3; j++)
{
v.mV[j] -= box.mV[j] * at.mV[j];
}
facep->mDistance = v * camera.getAtAxis();
}
}
}
}
else
{
pos = LLVector3(getPositionGroup());
}
pos -= camera.getOrigin();
mDistanceWRTCamera = llround(pos.magVec(), 0.01f);
mVObjp->updateLOD();
}
}
void LLDrawable::updatePartition()
{
if (!getVOVolume())
{
movePartition();
}
else if (mSpatialBridge)
{
gPipeline.markMoved(mSpatialBridge, FALSE);
}
else
{
//a child prim moved and needs its verts regenerated
gPipeline.markRebuild(this, LLDrawable::REBUILD_POSITION, TRUE);
}
}
void LLDrawable::updateTexture()
{
if (isDead())
{
LL_WARNS() << "Dead drawable updating texture!" << LL_ENDL;
return;
}
if (getNumFaces() != mVObjp->getNumTEs())
{ //drawable is transitioning its face count
return;
}
if (getVOVolume())
{
gPipeline.markRebuild(this, LLDrawable::REBUILD_MATERIAL, TRUE);
}
}
F32 LLDrawable::getVisibilityRadius() const
{
if (isDead())
{
return 0.f;
}
else if (isLight())
{
const LLVOVolume *vov = getVOVolume();
if (vov)
{
return llmax(getRadius(), vov->getLightRadius());
} else {
// llwarns ?
}
}
return getRadius();
}
LLSpatialPartition* LLDrawable::getSpatialPartition()
{
LLSpatialPartition* retval = NULL;
if (!mVObjp ||
!getVOVolume() ||
isStatic())
{
retval = gPipeline.getSpatialPartition((LLViewerObject*) mVObjp);
}
else if (isRoot())
{ //must be an active volume
if (!mSpatialBridge)
{
if (mVObjp->isHUDAttachment())
{
setSpatialBridge(new LLHUDBridge(this));
}
else if (mVObjp->isAttachment())
{
setSpatialBridge(new LLAttachmentBridge(this));
}
else
{
setSpatialBridge(new LLVolumeBridge(this));
}
}
return mSpatialBridge->asPartition();
}
else
{
retval = getParent()->getSpatialPartition();
}
if (retval && mSpatialBridge.notNull())
{
mSpatialBridge->markDead();
setSpatialBridge(NULL);
}
return retval;
}
void LLDrawable::setSpatialGroup(LLSpatialGroup *groupp)
{
/*if (mSpatialGroupp && (groupp != mSpatialGroupp))
{
mSpatialGroupp->setState(LLSpatialGroup::GEOM_DIRTY);
}*/
if (mSpatialGroupp != groupp && getVOVolume())
{ //NULL out vertex buffer references for volumes on spatial group change to maintain
//requirement that every face vertex buffer is either NULL or points to a vertex buffer
//contained by its drawable's spatial group
for (S32 i = 0; i < getNumFaces(); ++i)
{
LLFace* facep = getFace(i);
facep->clearVertexBuffer();
}
}
mSpatialGroupp = groupp;
}
void LLDrawable::updateTexture()
{
LLMemType mt(LLMemType::MTYPE_DRAWABLE);
if (isDead())
{
llwarns << "Dead drawable updating texture!" << llendl;
return;
}
if (getNumFaces() != mVObjp->getNumTEs())
{ //drawable is transitioning its face count
return;
}
if (getVOVolume())
{
//getVOVolume()->mFaceMappingChanged = TRUE;
gPipeline.markRebuild(this, LLDrawable::REBUILD_MATERIAL, TRUE);
}
}
const LLVector3 LLDrawable::getPositionAgent() const
{
if (getVOVolume())
{
if (isActive())
{
LLVector3 pos(0,0,0);
if (!isRoot())
{
pos = mVObjp->getPosition();
}
return pos * getRenderMatrix();
}
else
{
return mVObjp->getPositionAgent();
}
}
else
{
return getWorldPosition();
}
}
void LLDrawable::setVisible(LLCamera& camera, std::vector<LLDrawable*>* results, BOOL for_select)
{
mVisible = sCurVisible;
#if 0 && !LL_RELEASE_FOR_DOWNLOAD
//crazy paranoid rules checking
if (getVOVolume())
{
if (!isRoot())
{
if (isActive() && !mParent->isActive())
{
llerrs << "Active drawable has static parent!" << llendl;
}
if (isStatic() && !mParent->isStatic())
{
llerrs << "Static drawable has active parent!" << llendl;
}
if (mSpatialBridge)
{
llerrs << "Child drawable has spatial bridge!" << llendl;
}
}
else if (isActive() && !mSpatialBridge)
{
llerrs << "Active root drawable has no spatial bridge!" << llendl;
}
else if (isStatic() && mSpatialBridge.notNull())
{
llerrs << "Static drawable has spatial bridge!" << llendl;
}
}
#endif
}
void LLDrawable::shiftPos(const LLVector4a &shift_vector)
{
if (isDead())
{
LL_WARNS() << "Shifting dead drawable" << LL_ENDL;
return;
}
if (mParent)
{
mXform.setPosition(mVObjp->getPosition());
}
else
{
mXform.setPosition(mVObjp->getPositionAgent());
}
mXform.updateMatrix();
if (isStatic())
{
LLVOVolume* volume = getVOVolume();
bool rebuild = (!volume &&
getRenderType() != LLPipeline::RENDER_TYPE_TREE &&
getRenderType() != LLPipeline::RENDER_TYPE_TERRAIN &&
getRenderType() != LLPipeline::RENDER_TYPE_SKY &&
getRenderType() != LLPipeline::RENDER_TYPE_GROUND);
if (rebuild)
{
gPipeline.markRebuild(this, LLDrawable::REBUILD_ALL, TRUE);
}
for (S32 i = 0; i < getNumFaces(); i++)
{
LLFace *facep = getFace(i);
if (facep)
{
facep->mCenterAgent += LLVector3(shift_vector.getF32ptr());
facep->mExtents[0].add(shift_vector);
facep->mExtents[1].add(shift_vector);
if (rebuild && facep->hasGeometry())
{
facep->clearVertexBuffer();
}
}
}
mExtents[0].add(shift_vector);
mExtents[1].add(shift_vector);
mPositionGroup.add(shift_vector);
}
else if (mSpatialBridge)
{
mSpatialBridge->shiftPos(shift_vector);
}
else if (isAvatar())
{
mExtents[0].add(shift_vector);
mExtents[1].add(shift_vector);
mPositionGroup.add(shift_vector);
}
mVObjp->onShift(shift_vector);
}
// Returns "distance" between target destination and resulting xfrom
F32 LLDrawable::updateXform(BOOL undamped)
{
BOOL damped = !undamped;
// Position
LLVector3 old_pos(mXform.getPosition());
LLVector3 target_pos;
if (mXform.isRoot())
{
// get root position in your agent's region
target_pos = mVObjp->getPositionAgent();
}
else
{
// parent-relative position
target_pos = mVObjp->getPosition();
}
// Rotation
LLQuaternion old_rot(mXform.getRotation());
LLQuaternion target_rot = mVObjp->getRotation();
//scaling
LLVector3 target_scale = mVObjp->getScale();
LLVector3 old_scale = mCurrentScale;
// Damping
F32 dist_squared = 0.f;
F32 camdist2 = (mDistanceWRTCamera * mDistanceWRTCamera);
if (damped && isVisible())
{
F32 lerp_amt = llclamp(LLCriticalDamp::getInterpolant(OBJECT_DAMPING_TIME_CONSTANT), 0.f, 1.f);
LLVector3 new_pos = lerp(old_pos, target_pos, lerp_amt);
dist_squared = dist_vec_squared(new_pos, target_pos);
LLQuaternion new_rot = nlerp(lerp_amt, old_rot, target_rot);
// FIXME: This can be negative! It is be possible for some rots to 'cancel out' pos or size changes.
dist_squared += (1.f - dot(new_rot, target_rot)) * 10.f;
LLVector3 new_scale = lerp(old_scale, target_scale, lerp_amt);
dist_squared += dist_vec_squared(new_scale, target_scale);
if ((dist_squared >= MIN_INTERPOLATE_DISTANCE_SQUARED * camdist2) &&
(dist_squared <= MAX_INTERPOLATE_DISTANCE_SQUARED))
{
// interpolate
target_pos = new_pos;
target_rot = new_rot;
target_scale = new_scale;
}
else if (mVObjp->getAngularVelocity().isExactlyZero())
{
// snap to final position (only if no target omega is applied)
dist_squared = 0.0f;
if (getVOVolume() && !isRoot())
{ //child prim snapping to some position, needs a rebuild
gPipeline.markRebuild(this, LLDrawable::REBUILD_POSITION, TRUE);
}
}
}
else
{
// The following fixes MAINT-1742 but breaks vehicles similar to MAINT-2275
// dist_squared = dist_vec_squared(old_pos, target_pos);
// The following fixes MAINT-2247 but causes MAINT-2275
//dist_squared += (1.f - dot(old_rot, target_rot)) * 10.f;
//dist_squared += dist_vec_squared(old_scale, target_scale);
}
LLVector3 vec = mCurrentScale-target_scale;
if (vec*vec > MIN_INTERPOLATE_DISTANCE_SQUARED)
{ //scale change requires immediate rebuild
mCurrentScale = target_scale;
gPipeline.markRebuild(this, LLDrawable::REBUILD_POSITION, TRUE);
}
else if (!isRoot() &&
(!mVObjp->getAngularVelocity().isExactlyZero() ||
dist_squared > 0.f))
{ //child prim moving relative to parent, tag as needing to be rendered atomically and rebuild
dist_squared = 1.f; //keep this object on the move list
if (!isState(LLDrawable::ANIMATED_CHILD))
{
setState(LLDrawable::ANIMATED_CHILD);
gPipeline.markRebuild(this, LLDrawable::REBUILD_ALL, TRUE);
mVObjp->dirtySpatialGroup();
}
}
else if (!isRoot() &&
((dist_vec_squared(old_pos, target_pos) > 0.f)
|| (1.f - dot(old_rot, target_rot)) > 0.f))
{ //fix for BUG-840, MAINT-2275, MAINT-1742, MAINT-2247
gPipeline.markRebuild(this, LLDrawable::REBUILD_POSITION, TRUE);
}
else if (!getVOVolume() && !isAvatar())
{
movePartition();
}
// Update
mXform.setPosition(target_pos);
mXform.setRotation(target_rot);
mXform.setScale(LLVector3(1,1,1)); //no scale in drawable transforms (IT'S A RULE!)
mXform.updateMatrix();
if (mSpatialBridge)
{
gPipeline.markMoved(mSpatialBridge, FALSE);
}
return dist_squared;
}
// Returns "distance" between target destination and resulting xfrom
F32 LLDrawable::updateXform(BOOL undamped)
{
BOOL damped = !undamped;
// Position
LLVector3 old_pos(mXform.getPosition());
LLVector3 target_pos;
if (mXform.isRoot())
{
// get root position in your agent's region
target_pos = mVObjp->getPositionAgent();
}
else
{
// parent-relative position
target_pos = mVObjp->getPosition();
}
// Rotation
LLQuaternion old_rot(mXform.getRotation());
LLQuaternion target_rot = mVObjp->getRotation();
//scaling
LLVector3 target_scale = mVObjp->getScale();
LLVector3 old_scale = mCurrentScale;
LLVector3 dest_scale = target_scale;
// Damping
F32 dist_squared = 0.f;
F32 camdist2 = (mDistanceWRTCamera * mDistanceWRTCamera);
if (damped && isVisible())
{
F32 lerp_amt = llclamp(LLCriticalDamp::getInterpolant(OBJECT_DAMPING_TIME_CONSTANT), 0.f, 1.f);
LLVector3 new_pos = lerp(old_pos, target_pos, lerp_amt);
dist_squared = dist_vec_squared(new_pos, target_pos);
LLQuaternion new_rot = nlerp(lerp_amt, old_rot, target_rot);
dist_squared += (1.f - dot(new_rot, target_rot)) * 10.f;
LLVector3 new_scale = lerp(old_scale, target_scale, lerp_amt);
dist_squared += dist_vec_squared(new_scale, target_scale);
if ((dist_squared >= MIN_INTERPOLATE_DISTANCE_SQUARED * camdist2) &&
(dist_squared <= MAX_INTERPOLATE_DISTANCE_SQUARED))
{
// interpolate
target_pos = new_pos;
target_rot = new_rot;
target_scale = new_scale;
}
else
{
// snap to final position
dist_squared = 0.0f;
if (getVOVolume() && !isRoot())
{ //child prim snapping to some position, needs a rebuild
gPipeline.markRebuild(this, LLDrawable::REBUILD_POSITION, TRUE);
}
}
}
if ((mCurrentScale != target_scale) ||
(!isRoot() &&
(dist_squared >= MIN_INTERPOLATE_DISTANCE_SQUARED ||
!mVObjp->getAngularVelocity().isExactlyZero() ||
target_pos != mXform.getPosition() ||
target_rot != mXform.getRotation())))
{ //child prim moving or scale change requires immediate rebuild
gPipeline.markRebuild(this, LLDrawable::REBUILD_POSITION, TRUE);
}
else if (!getVOVolume() && !isAvatar())
{
movePartition();
}
// Update
mXform.setPosition(target_pos);
mXform.setRotation(target_rot);
mXform.setScale(LLVector3(1,1,1)); //no scale in drawable transforms (IT'S A RULE!)
mXform.updateMatrix();
mCurrentScale = target_scale;
if (mSpatialBridge)
{
gPipeline.markMoved(mSpatialBridge, FALSE);
}
return dist_squared;
}