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-rw-r--r--indra/llappearance/lldriverparam.cpp1244
1 files changed, 622 insertions, 622 deletions
diff --git a/indra/llappearance/lldriverparam.cpp b/indra/llappearance/lldriverparam.cpp
index c8c50b90a6..29815d22f7 100644
--- a/indra/llappearance/lldriverparam.cpp
+++ b/indra/llappearance/lldriverparam.cpp
@@ -1,622 +1,622 @@
-/**
- * @file lldriverparam.cpp
- * @brief A visual parameter that drives (controls) other visual parameters.
- *
- * $LicenseInfo:firstyear=2002&license=viewerlgpl$
- * 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
- * $/LicenseInfo$
- */
-
-#include "linden_common.h"
-
-#include "lldriverparam.h"
-
-#include "llavatarappearance.h"
-#include "llwearable.h"
-#include "llwearabledata.h"
-
-//-----------------------------------------------------------------------------
-// LLDriverParamInfo
-//-----------------------------------------------------------------------------
-
-LLDriverParamInfo::LLDriverParamInfo() :
- mDriverParam(NULL)
-{
-}
-
-bool LLDriverParamInfo::parseXml(LLXmlTreeNode* node)
-{
- llassert( node->hasName( "param" ) && node->getChildByName( "param_driver" ) );
-
- if( !LLViewerVisualParamInfo::parseXml( node ))
- return false;
-
- LLXmlTreeNode* param_driver_node = node->getChildByName( "param_driver" );
- if( !param_driver_node )
- return false;
-
- for (LLXmlTreeNode* child = param_driver_node->getChildByName( "driven" );
- child;
- child = param_driver_node->getNextNamedChild())
- {
- S32 driven_id;
- static LLStdStringHandle id_string = LLXmlTree::addAttributeString("id");
- if( child->getFastAttributeS32( id_string, driven_id ) )
- {
- F32 min1 = mMinWeight;
- F32 max1 = mMaxWeight;
- F32 max2 = max1;
- F32 min2 = max1;
-
- // driven ________ //
- // ^ /| |\ //
- // | / | | \ //
- // | / | | \ //
- // | / | | \ //
- // | / | | \ //
- //-------|----|-------|----|-------> driver //
- // | min1 max1 max2 min2
-
- static LLStdStringHandle min1_string = LLXmlTree::addAttributeString("min1");
- child->getFastAttributeF32( min1_string, min1 ); // optional
- static LLStdStringHandle max1_string = LLXmlTree::addAttributeString("max1");
- child->getFastAttributeF32( max1_string, max1 ); // optional
- static LLStdStringHandle max2_string = LLXmlTree::addAttributeString("max2");
- child->getFastAttributeF32( max2_string, max2 ); // optional
- static LLStdStringHandle min2_string = LLXmlTree::addAttributeString("min2");
- child->getFastAttributeF32( min2_string, min2 ); // optional
-
- // Push these on the front of the deque, so that we can construct
- // them in order later (faster)
- mDrivenInfoList.push_front( LLDrivenEntryInfo( driven_id, min1, max1, max2, min2 ) );
- }
- else
- {
- LL_ERRS() << "<driven> Unable to resolve driven parameter: " << driven_id << LL_ENDL;
- return false;
- }
- }
- return true;
-}
-
-//virtual
-void LLDriverParamInfo::toStream(std::ostream &out)
-{
- LLViewerVisualParamInfo::toStream(out);
- out << "driver" << "\t";
- out << mDrivenInfoList.size() << "\t";
- for (LLDrivenEntryInfo& driven : mDrivenInfoList)
- {
- out << driven.mDrivenID << "\t";
- }
-
- out << std::endl;
-
- // FIXME - this mDriverParam backlink makes no sense, because the
- // LLDriverParamInfos are static objects - there's only one copy
- // for each param type, so the backlink will just reference the
- // corresponding param in the most recently created
- // avatar. Apparently these toStream() methods are not currently
- // used anywhere, so it's not an urgent problem.
- LL_WARNS_ONCE() << "Invalid usage of mDriverParam." << LL_ENDL;
-
- if(mDriverParam && mDriverParam->getAvatarAppearance()->isSelf() &&
- mDriverParam->getAvatarAppearance()->isValid())
- {
- for (LLDrivenEntryInfo& driven : mDrivenInfoList)
- {
- LLViewerVisualParam *param =
- (LLViewerVisualParam*)mDriverParam->getAvatarAppearance()->getVisualParam(driven.mDrivenID);
- if (param)
- {
- param->getInfo()->toStream(out);
- if (param->getWearableType() != mWearableType)
- {
- if(param->getCrossWearable())
- {
- out << "cross-wearable" << "\t";
- }
- else
- {
- out << "ERROR!" << "\t";
- }
- }
- else
- {
- out << "valid" << "\t";
- }
- }
- else
- {
- LL_WARNS() << "could not get parameter " << driven.mDrivenID << " from avatar "
- << mDriverParam->getAvatarAppearance()
- << " for driver parameter " << getID() << LL_ENDL;
- }
- out << std::endl;
- }
- }
-}
-
-//-----------------------------------------------------------------------------
-// LLDriverParam
-//-----------------------------------------------------------------------------
-
-LLDriverParam::LLDriverParam(LLAvatarAppearance *appearance, LLWearable* wearable /* = NULL */)
- : LLViewerVisualParam(),
- mDefaultVec(),
- mDriven(),
- mCurrentDistortionParam( NULL ),
- mAvatarAppearance(appearance),
- mWearablep(wearable)
-{
- llassert(mAvatarAppearance);
- llassert((mWearablep == NULL) || mAvatarAppearance->isSelf());
- mDefaultVec.clear();
-}
-
-LLDriverParam::LLDriverParam(const LLDriverParam& pOther)
- : LLViewerVisualParam(pOther),
- mDefaultVec(pOther.mDefaultVec),
- mDriven(pOther.mDriven),
- mCurrentDistortionParam(pOther.mCurrentDistortionParam),
- mAvatarAppearance(pOther.mAvatarAppearance),
- mWearablep(pOther.mWearablep)
-{
- llassert(mAvatarAppearance);
- llassert((mWearablep == NULL) || mAvatarAppearance->isSelf());
-}
-
-LLDriverParam::~LLDriverParam()
-{
-}
-
-bool LLDriverParam::setInfo(LLDriverParamInfo *info)
-{
- llassert(mInfo == NULL);
- if (info->mID < 0)
- return false;
- mInfo = info;
- mID = info->mID;
- info->mDriverParam = this;
-
- setWeight(getDefaultWeight());
-
- return true;
-}
-
-/*virtual*/ LLViewerVisualParam* LLDriverParam::cloneParam(LLWearable* wearable) const
-{
- llassert(wearable);
- return new LLDriverParam(*this);
-}
-
-void LLDriverParam::setWeight(F32 weight)
-{
- F32 min_weight = getMinWeight();
- F32 max_weight = getMaxWeight();
- if (mIsAnimating)
- {
- // allow overshoot when animating
- mCurWeight = weight;
- }
- else
- {
- mCurWeight = llclamp(weight, min_weight, max_weight);
- }
-
- // driven ________
- // ^ /| |\ ^
- // | / | | \ |
- // | / | | \ |
- // | / | | \ |
- // | / | | \ |
- //-------|----|-------|----|-------> driver
- // | min1 max1 max2 min2
-
- for(LLDrivenEntry& driven : mDriven)
- {
- LLDrivenEntry* drivenp = &driven;
- LLDrivenEntryInfo* info = drivenp->mInfo;
-
- F32 driven_weight = 0.f;
- F32 driven_min = drivenp->mParam->getMinWeight();
- F32 driven_max = drivenp->mParam->getMaxWeight();
-
- if (mIsAnimating)
- {
- // driven param doesn't interpolate (textures, for example)
- if (!drivenp->mParam->getAnimating())
- {
- continue;
- }
- if( mCurWeight < info->mMin1 )
- {
- if (info->mMin1 == min_weight)
- {
- if (info->mMin1 == info->mMax1)
- {
- driven_weight = driven_max;
- }
- else
- {
- //up slope extrapolation
- F32 t = (mCurWeight - info->mMin1) / (info->mMax1 - info->mMin1 );
- driven_weight = driven_min + t * (driven_max - driven_min);
- }
- }
- else
- {
- driven_weight = driven_min;
- }
-
- setDrivenWeight(drivenp,driven_weight);
- continue;
- }
- else
- if ( mCurWeight > info->mMin2 )
- {
- if (info->mMin2 == max_weight)
- {
- if (info->mMin2 == info->mMax2)
- {
- driven_weight = driven_max;
- }
- else
- {
- //down slope extrapolation
- F32 t = (mCurWeight - info->mMax2) / (info->mMin2 - info->mMax2 );
- driven_weight = driven_max + t * (driven_min - driven_max);
- }
- }
- else
- {
- driven_weight = driven_min;
- }
-
- setDrivenWeight(drivenp,driven_weight);
- continue;
- }
- }
-
- driven_weight = getDrivenWeight(drivenp, mCurWeight);
- setDrivenWeight(drivenp,driven_weight);
- }
-}
-
-F32 LLDriverParam::getTotalDistortion()
-{
- F32 sum = 0.f;
- for(LLDrivenEntry& driven : mDriven)
- {
- sum += driven.mParam->getTotalDistortion();
- }
-
- return sum;
-}
-
-const LLVector4a &LLDriverParam::getAvgDistortion()
-{
- // It's not actually correct to take the average of averages, but it good enough here.
- LLVector4a sum;
- sum.clear();
- S32 count = 0;
- for(LLDrivenEntry& driven : mDriven)
- {
- sum.add(driven.mParam->getAvgDistortion());
- count++;
- }
- sum.mul( 1.f/(F32)count);
-
- mDefaultVec = sum;
- return mDefaultVec;
-}
-
-F32 LLDriverParam::getMaxDistortion()
-{
- F32 max = 0.f;
- for(LLDrivenEntry& driven : mDriven)
- {
- F32 param_max = driven.mParam->getMaxDistortion();
- if( param_max > max )
- {
- max = param_max;
- }
- }
-
- return max;
-}
-
-
-LLVector4a LLDriverParam::getVertexDistortion(S32 index, LLPolyMesh *poly_mesh)
-{
- LLVector4a sum;
- sum.clear();
- for(LLDrivenEntry& driven : mDriven)
- {
- sum.add(driven.mParam->getVertexDistortion(index, poly_mesh));
- }
- return sum;
-}
-
-const LLVector4a* LLDriverParam::getFirstDistortion(U32 *index, LLPolyMesh **poly_mesh)
-{
- mCurrentDistortionParam = NULL;
- const LLVector4a* v = NULL;
- for(LLDrivenEntry& driven : mDriven)
- {
- v = driven.mParam->getFirstDistortion(index, poly_mesh);
- if( v )
- {
- mCurrentDistortionParam = driven.mParam;
- break;
- }
- }
-
- return v;
-};
-
-const LLVector4a* LLDriverParam::getNextDistortion(U32 *index, LLPolyMesh **poly_mesh)
-{
- llassert( mCurrentDistortionParam );
- if( !mCurrentDistortionParam )
- {
- return NULL;
- }
-
- LLDrivenEntry* driven = NULL;
- entry_list_t::iterator iter;
-
- // Set mDriven iteration to the right point
- for( iter = mDriven.begin(); iter != mDriven.end(); iter++ )
- {
- driven = &(*iter);
- if( driven->mParam == mCurrentDistortionParam )
- {
- break;
- }
- }
-
- llassert(driven);
- if (!driven)
- {
- return NULL; // shouldn't happen, but...
- }
-
- // We're already in the middle of a param's distortions, so get the next one.
- const LLVector4a* v = driven->mParam->getNextDistortion( index, poly_mesh );
- if( (!v) && (iter != mDriven.end()) )
- {
- // This param is finished, so start the next param. It might not have any
- // distortions, though, so we have to loop to find the next param that does.
- for( iter++; iter != mDriven.end(); iter++ )
- {
- driven = &(*iter);
- v = driven->mParam->getFirstDistortion(index, poly_mesh);
- if( v )
- {
- mCurrentDistortionParam = driven->mParam;
- break;
- }
- }
- }
-
- return v;
-};
-
-S32 LLDriverParam::getDrivenParamsCount() const
-{
- return mDriven.size();
-}
-
-const LLViewerVisualParam* LLDriverParam::getDrivenParam(S32 index) const
-{
- if (0 > index || index >= mDriven.size())
- {
- return NULL;
- }
- return mDriven[index].mParam;
-}
-
-//-----------------------------------------------------------------------------
-// setAnimationTarget()
-//-----------------------------------------------------------------------------
-void LLDriverParam::setAnimationTarget( F32 target_value)
-{
- LLVisualParam::setAnimationTarget(target_value);
-
- for(LLDrivenEntry& driven : mDriven)
- {
- LLDrivenEntry* drivenp = &driven;
- F32 driven_weight = getDrivenWeight(drivenp, mTargetWeight);
-
- // this isn't normally necessary, as driver params handle interpolation of their driven params
- // but texture params need to know to assume their final value at beginning of interpolation
- drivenp->mParam->setAnimationTarget(driven_weight);
- }
-}
-
-//-----------------------------------------------------------------------------
-// stopAnimating()
-//-----------------------------------------------------------------------------
-void LLDriverParam::stopAnimating()
-{
- LLVisualParam::stopAnimating();
-
- for(LLDrivenEntry& driven : mDriven)
- {
- driven.mParam->setAnimating(false);
- }
-}
-
-/*virtual*/
-bool LLDriverParam::linkDrivenParams(visual_param_mapper mapper, bool only_cross_params)
-{
- bool success = true;
- for (LLDrivenEntryInfo& driven_info : getInfo()->mDrivenInfoList)
- {
- S32 driven_id = driven_info.mDrivenID;
-
- // check for already existing links. Do not overwrite.
- bool found = false;
- for (auto& driven : mDriven)
- {
- if (driven.mInfo->mDrivenID == driven_id)
- {
- found = true;
- }
- }
-
- if (!found)
- {
- LLViewerVisualParam* param = (LLViewerVisualParam*)mapper(driven_id);
- if (param) param->setParamLocation(this->getParamLocation());
- bool push = param && (!only_cross_params || param->getCrossWearable());
- if (push)
- {
- mDriven.push_back(LLDrivenEntry( param, &driven_info ));
- }
- else
- {
- success = false;
- }
- }
- }
-
- return success;
-}
-
-void LLDriverParam::resetDrivenParams()
-{
- mDriven.clear();
- mDriven.reserve(getInfo()->mDrivenInfoList.size());
-}
-
-void LLDriverParam::updateCrossDrivenParams(LLWearableType::EType driven_type)
-{
- bool needs_update = (getWearableType()==driven_type);
-
- // if the driver has a driven entry for the passed-in wearable type, we need to refresh the value
- for(LLDrivenEntry& driven : mDriven)
- {
- if (driven.mParam && driven.mParam->getCrossWearable() && driven.mParam->getWearableType() == driven_type)
- {
- needs_update = true;
- }
- }
-
-
- if (needs_update)
- {
- LLWearableType::EType driver_type = (LLWearableType::EType)getWearableType();
-
- // If we've gotten here, we've added a new wearable of type "type"
- // Thus this wearable needs to get updates from the driver wearable.
- // The call to setVisualParamWeight seems redundant, but is necessary
- // as the number of driven wearables has changed since the last update. -Nyx
- LLWearable *wearable = mAvatarAppearance->getWearableData()->getTopWearable(driver_type);
- if (wearable)
- {
- wearable->setVisualParamWeight(mID, wearable->getVisualParamWeight(mID));
- }
- }
-}
-
-
-//-----------------------------------------------------------------------------
-// getDrivenWeight()
-//-----------------------------------------------------------------------------
-F32 LLDriverParam::getDrivenWeight(const LLDrivenEntry* driven, F32 input_weight)
-{
- F32 min_weight = getMinWeight();
- F32 max_weight = getMaxWeight();
- const LLDrivenEntryInfo* info = driven->mInfo;
-
- F32 driven_weight = 0.f;
- F32 driven_min = driven->mParam->getMinWeight();
- F32 driven_max = driven->mParam->getMaxWeight();
-
- if( input_weight <= info->mMin1 )
- {
- if( info->mMin1 == info->mMax1 &&
- info->mMin1 <= min_weight)
- {
- driven_weight = driven_max;
- }
- else
- {
- driven_weight = driven_min;
- }
- }
- else
- if( input_weight <= info->mMax1 )
- {
- F32 t = (input_weight - info->mMin1) / (info->mMax1 - info->mMin1 );
- driven_weight = driven_min + t * (driven_max - driven_min);
- }
- else
- if( input_weight <= info->mMax2 )
- {
- driven_weight = driven_max;
- }
- else
- if( input_weight <= info->mMin2 )
- {
- F32 t = (input_weight - info->mMax2) / (info->mMin2 - info->mMax2 );
- driven_weight = driven_max + t * (driven_min - driven_max);
- }
- else
- {
- if (info->mMax2 >= max_weight)
- {
- driven_weight = driven_max;
- }
- else
- {
- driven_weight = driven_min;
- }
- }
-
- return driven_weight;
-}
-
-void LLDriverParam::setDrivenWeight(LLDrivenEntry *driven, F32 driven_weight)
-{
- bool use_self = false;
- if(mWearablep &&
- mAvatarAppearance->isValid() &&
- driven->mParam->getCrossWearable())
- {
- LLWearable* wearable = mWearablep;
- if (mAvatarAppearance->getWearableData()->isOnTop(wearable))
- {
- use_self = true;
- }
- }
-
- if (use_self)
- {
- // call setWeight through LLVOAvatarSelf so other wearables can be updated with the correct values
- mAvatarAppearance->setVisualParamWeight( (LLVisualParam*)driven->mParam, driven_weight);
- }
- else
- {
- driven->mParam->setWeight( driven_weight);
- }
-}
+/**
+ * @file lldriverparam.cpp
+ * @brief A visual parameter that drives (controls) other visual parameters.
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * 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
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "lldriverparam.h"
+
+#include "llavatarappearance.h"
+#include "llwearable.h"
+#include "llwearabledata.h"
+
+//-----------------------------------------------------------------------------
+// LLDriverParamInfo
+//-----------------------------------------------------------------------------
+
+LLDriverParamInfo::LLDriverParamInfo() :
+ mDriverParam(NULL)
+{
+}
+
+bool LLDriverParamInfo::parseXml(LLXmlTreeNode* node)
+{
+ llassert( node->hasName( "param" ) && node->getChildByName( "param_driver" ) );
+
+ if( !LLViewerVisualParamInfo::parseXml( node ))
+ return false;
+
+ LLXmlTreeNode* param_driver_node = node->getChildByName( "param_driver" );
+ if( !param_driver_node )
+ return false;
+
+ for (LLXmlTreeNode* child = param_driver_node->getChildByName( "driven" );
+ child;
+ child = param_driver_node->getNextNamedChild())
+ {
+ S32 driven_id;
+ static LLStdStringHandle id_string = LLXmlTree::addAttributeString("id");
+ if( child->getFastAttributeS32( id_string, driven_id ) )
+ {
+ F32 min1 = mMinWeight;
+ F32 max1 = mMaxWeight;
+ F32 max2 = max1;
+ F32 min2 = max1;
+
+ // driven ________ //
+ // ^ /| |\ //
+ // | / | | \ //
+ // | / | | \ //
+ // | / | | \ //
+ // | / | | \ //
+ //-------|----|-------|----|-------> driver //
+ // | min1 max1 max2 min2
+
+ static LLStdStringHandle min1_string = LLXmlTree::addAttributeString("min1");
+ child->getFastAttributeF32( min1_string, min1 ); // optional
+ static LLStdStringHandle max1_string = LLXmlTree::addAttributeString("max1");
+ child->getFastAttributeF32( max1_string, max1 ); // optional
+ static LLStdStringHandle max2_string = LLXmlTree::addAttributeString("max2");
+ child->getFastAttributeF32( max2_string, max2 ); // optional
+ static LLStdStringHandle min2_string = LLXmlTree::addAttributeString("min2");
+ child->getFastAttributeF32( min2_string, min2 ); // optional
+
+ // Push these on the front of the deque, so that we can construct
+ // them in order later (faster)
+ mDrivenInfoList.push_front( LLDrivenEntryInfo( driven_id, min1, max1, max2, min2 ) );
+ }
+ else
+ {
+ LL_ERRS() << "<driven> Unable to resolve driven parameter: " << driven_id << LL_ENDL;
+ return false;
+ }
+ }
+ return true;
+}
+
+//virtual
+void LLDriverParamInfo::toStream(std::ostream &out)
+{
+ LLViewerVisualParamInfo::toStream(out);
+ out << "driver" << "\t";
+ out << mDrivenInfoList.size() << "\t";
+ for (LLDrivenEntryInfo& driven : mDrivenInfoList)
+ {
+ out << driven.mDrivenID << "\t";
+ }
+
+ out << std::endl;
+
+ // FIXME - this mDriverParam backlink makes no sense, because the
+ // LLDriverParamInfos are static objects - there's only one copy
+ // for each param type, so the backlink will just reference the
+ // corresponding param in the most recently created
+ // avatar. Apparently these toStream() methods are not currently
+ // used anywhere, so it's not an urgent problem.
+ LL_WARNS_ONCE() << "Invalid usage of mDriverParam." << LL_ENDL;
+
+ if(mDriverParam && mDriverParam->getAvatarAppearance()->isSelf() &&
+ mDriverParam->getAvatarAppearance()->isValid())
+ {
+ for (LLDrivenEntryInfo& driven : mDrivenInfoList)
+ {
+ LLViewerVisualParam *param =
+ (LLViewerVisualParam*)mDriverParam->getAvatarAppearance()->getVisualParam(driven.mDrivenID);
+ if (param)
+ {
+ param->getInfo()->toStream(out);
+ if (param->getWearableType() != mWearableType)
+ {
+ if(param->getCrossWearable())
+ {
+ out << "cross-wearable" << "\t";
+ }
+ else
+ {
+ out << "ERROR!" << "\t";
+ }
+ }
+ else
+ {
+ out << "valid" << "\t";
+ }
+ }
+ else
+ {
+ LL_WARNS() << "could not get parameter " << driven.mDrivenID << " from avatar "
+ << mDriverParam->getAvatarAppearance()
+ << " for driver parameter " << getID() << LL_ENDL;
+ }
+ out << std::endl;
+ }
+ }
+}
+
+//-----------------------------------------------------------------------------
+// LLDriverParam
+//-----------------------------------------------------------------------------
+
+LLDriverParam::LLDriverParam(LLAvatarAppearance *appearance, LLWearable* wearable /* = NULL */)
+ : LLViewerVisualParam(),
+ mDefaultVec(),
+ mDriven(),
+ mCurrentDistortionParam( NULL ),
+ mAvatarAppearance(appearance),
+ mWearablep(wearable)
+{
+ llassert(mAvatarAppearance);
+ llassert((mWearablep == NULL) || mAvatarAppearance->isSelf());
+ mDefaultVec.clear();
+}
+
+LLDriverParam::LLDriverParam(const LLDriverParam& pOther)
+ : LLViewerVisualParam(pOther),
+ mDefaultVec(pOther.mDefaultVec),
+ mDriven(pOther.mDriven),
+ mCurrentDistortionParam(pOther.mCurrentDistortionParam),
+ mAvatarAppearance(pOther.mAvatarAppearance),
+ mWearablep(pOther.mWearablep)
+{
+ llassert(mAvatarAppearance);
+ llassert((mWearablep == NULL) || mAvatarAppearance->isSelf());
+}
+
+LLDriverParam::~LLDriverParam()
+{
+}
+
+bool LLDriverParam::setInfo(LLDriverParamInfo *info)
+{
+ llassert(mInfo == NULL);
+ if (info->mID < 0)
+ return false;
+ mInfo = info;
+ mID = info->mID;
+ info->mDriverParam = this;
+
+ setWeight(getDefaultWeight());
+
+ return true;
+}
+
+/*virtual*/ LLViewerVisualParam* LLDriverParam::cloneParam(LLWearable* wearable) const
+{
+ llassert(wearable);
+ return new LLDriverParam(*this);
+}
+
+void LLDriverParam::setWeight(F32 weight)
+{
+ F32 min_weight = getMinWeight();
+ F32 max_weight = getMaxWeight();
+ if (mIsAnimating)
+ {
+ // allow overshoot when animating
+ mCurWeight = weight;
+ }
+ else
+ {
+ mCurWeight = llclamp(weight, min_weight, max_weight);
+ }
+
+ // driven ________
+ // ^ /| |\ ^
+ // | / | | \ |
+ // | / | | \ |
+ // | / | | \ |
+ // | / | | \ |
+ //-------|----|-------|----|-------> driver
+ // | min1 max1 max2 min2
+
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ LLDrivenEntry* drivenp = &driven;
+ LLDrivenEntryInfo* info = drivenp->mInfo;
+
+ F32 driven_weight = 0.f;
+ F32 driven_min = drivenp->mParam->getMinWeight();
+ F32 driven_max = drivenp->mParam->getMaxWeight();
+
+ if (mIsAnimating)
+ {
+ // driven param doesn't interpolate (textures, for example)
+ if (!drivenp->mParam->getAnimating())
+ {
+ continue;
+ }
+ if( mCurWeight < info->mMin1 )
+ {
+ if (info->mMin1 == min_weight)
+ {
+ if (info->mMin1 == info->mMax1)
+ {
+ driven_weight = driven_max;
+ }
+ else
+ {
+ //up slope extrapolation
+ F32 t = (mCurWeight - info->mMin1) / (info->mMax1 - info->mMin1 );
+ driven_weight = driven_min + t * (driven_max - driven_min);
+ }
+ }
+ else
+ {
+ driven_weight = driven_min;
+ }
+
+ setDrivenWeight(drivenp,driven_weight);
+ continue;
+ }
+ else
+ if ( mCurWeight > info->mMin2 )
+ {
+ if (info->mMin2 == max_weight)
+ {
+ if (info->mMin2 == info->mMax2)
+ {
+ driven_weight = driven_max;
+ }
+ else
+ {
+ //down slope extrapolation
+ F32 t = (mCurWeight - info->mMax2) / (info->mMin2 - info->mMax2 );
+ driven_weight = driven_max + t * (driven_min - driven_max);
+ }
+ }
+ else
+ {
+ driven_weight = driven_min;
+ }
+
+ setDrivenWeight(drivenp,driven_weight);
+ continue;
+ }
+ }
+
+ driven_weight = getDrivenWeight(drivenp, mCurWeight);
+ setDrivenWeight(drivenp,driven_weight);
+ }
+}
+
+F32 LLDriverParam::getTotalDistortion()
+{
+ F32 sum = 0.f;
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ sum += driven.mParam->getTotalDistortion();
+ }
+
+ return sum;
+}
+
+const LLVector4a &LLDriverParam::getAvgDistortion()
+{
+ // It's not actually correct to take the average of averages, but it good enough here.
+ LLVector4a sum;
+ sum.clear();
+ S32 count = 0;
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ sum.add(driven.mParam->getAvgDistortion());
+ count++;
+ }
+ sum.mul( 1.f/(F32)count);
+
+ mDefaultVec = sum;
+ return mDefaultVec;
+}
+
+F32 LLDriverParam::getMaxDistortion()
+{
+ F32 max = 0.f;
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ F32 param_max = driven.mParam->getMaxDistortion();
+ if( param_max > max )
+ {
+ max = param_max;
+ }
+ }
+
+ return max;
+}
+
+
+LLVector4a LLDriverParam::getVertexDistortion(S32 index, LLPolyMesh *poly_mesh)
+{
+ LLVector4a sum;
+ sum.clear();
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ sum.add(driven.mParam->getVertexDistortion(index, poly_mesh));
+ }
+ return sum;
+}
+
+const LLVector4a* LLDriverParam::getFirstDistortion(U32 *index, LLPolyMesh **poly_mesh)
+{
+ mCurrentDistortionParam = NULL;
+ const LLVector4a* v = NULL;
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ v = driven.mParam->getFirstDistortion(index, poly_mesh);
+ if( v )
+ {
+ mCurrentDistortionParam = driven.mParam;
+ break;
+ }
+ }
+
+ return v;
+};
+
+const LLVector4a* LLDriverParam::getNextDistortion(U32 *index, LLPolyMesh **poly_mesh)
+{
+ llassert( mCurrentDistortionParam );
+ if( !mCurrentDistortionParam )
+ {
+ return NULL;
+ }
+
+ LLDrivenEntry* driven = NULL;
+ entry_list_t::iterator iter;
+
+ // Set mDriven iteration to the right point
+ for( iter = mDriven.begin(); iter != mDriven.end(); iter++ )
+ {
+ driven = &(*iter);
+ if( driven->mParam == mCurrentDistortionParam )
+ {
+ break;
+ }
+ }
+
+ llassert(driven);
+ if (!driven)
+ {
+ return NULL; // shouldn't happen, but...
+ }
+
+ // We're already in the middle of a param's distortions, so get the next one.
+ const LLVector4a* v = driven->mParam->getNextDistortion( index, poly_mesh );
+ if( (!v) && (iter != mDriven.end()) )
+ {
+ // This param is finished, so start the next param. It might not have any
+ // distortions, though, so we have to loop to find the next param that does.
+ for( iter++; iter != mDriven.end(); iter++ )
+ {
+ driven = &(*iter);
+ v = driven->mParam->getFirstDistortion(index, poly_mesh);
+ if( v )
+ {
+ mCurrentDistortionParam = driven->mParam;
+ break;
+ }
+ }
+ }
+
+ return v;
+};
+
+S32 LLDriverParam::getDrivenParamsCount() const
+{
+ return mDriven.size();
+}
+
+const LLViewerVisualParam* LLDriverParam::getDrivenParam(S32 index) const
+{
+ if (0 > index || index >= mDriven.size())
+ {
+ return NULL;
+ }
+ return mDriven[index].mParam;
+}
+
+//-----------------------------------------------------------------------------
+// setAnimationTarget()
+//-----------------------------------------------------------------------------
+void LLDriverParam::setAnimationTarget( F32 target_value)
+{
+ LLVisualParam::setAnimationTarget(target_value);
+
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ LLDrivenEntry* drivenp = &driven;
+ F32 driven_weight = getDrivenWeight(drivenp, mTargetWeight);
+
+ // this isn't normally necessary, as driver params handle interpolation of their driven params
+ // but texture params need to know to assume their final value at beginning of interpolation
+ drivenp->mParam->setAnimationTarget(driven_weight);
+ }
+}
+
+//-----------------------------------------------------------------------------
+// stopAnimating()
+//-----------------------------------------------------------------------------
+void LLDriverParam::stopAnimating()
+{
+ LLVisualParam::stopAnimating();
+
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ driven.mParam->setAnimating(false);
+ }
+}
+
+/*virtual*/
+bool LLDriverParam::linkDrivenParams(visual_param_mapper mapper, bool only_cross_params)
+{
+ bool success = true;
+ for (LLDrivenEntryInfo& driven_info : getInfo()->mDrivenInfoList)
+ {
+ S32 driven_id = driven_info.mDrivenID;
+
+ // check for already existing links. Do not overwrite.
+ bool found = false;
+ for (auto& driven : mDriven)
+ {
+ if (driven.mInfo->mDrivenID == driven_id)
+ {
+ found = true;
+ }
+ }
+
+ if (!found)
+ {
+ LLViewerVisualParam* param = (LLViewerVisualParam*)mapper(driven_id);
+ if (param) param->setParamLocation(this->getParamLocation());
+ bool push = param && (!only_cross_params || param->getCrossWearable());
+ if (push)
+ {
+ mDriven.push_back(LLDrivenEntry( param, &driven_info ));
+ }
+ else
+ {
+ success = false;
+ }
+ }
+ }
+
+ return success;
+}
+
+void LLDriverParam::resetDrivenParams()
+{
+ mDriven.clear();
+ mDriven.reserve(getInfo()->mDrivenInfoList.size());
+}
+
+void LLDriverParam::updateCrossDrivenParams(LLWearableType::EType driven_type)
+{
+ bool needs_update = (getWearableType()==driven_type);
+
+ // if the driver has a driven entry for the passed-in wearable type, we need to refresh the value
+ for(LLDrivenEntry& driven : mDriven)
+ {
+ if (driven.mParam && driven.mParam->getCrossWearable() && driven.mParam->getWearableType() == driven_type)
+ {
+ needs_update = true;
+ }
+ }
+
+
+ if (needs_update)
+ {
+ LLWearableType::EType driver_type = (LLWearableType::EType)getWearableType();
+
+ // If we've gotten here, we've added a new wearable of type "type"
+ // Thus this wearable needs to get updates from the driver wearable.
+ // The call to setVisualParamWeight seems redundant, but is necessary
+ // as the number of driven wearables has changed since the last update. -Nyx
+ LLWearable *wearable = mAvatarAppearance->getWearableData()->getTopWearable(driver_type);
+ if (wearable)
+ {
+ wearable->setVisualParamWeight(mID, wearable->getVisualParamWeight(mID));
+ }
+ }
+}
+
+
+//-----------------------------------------------------------------------------
+// getDrivenWeight()
+//-----------------------------------------------------------------------------
+F32 LLDriverParam::getDrivenWeight(const LLDrivenEntry* driven, F32 input_weight)
+{
+ F32 min_weight = getMinWeight();
+ F32 max_weight = getMaxWeight();
+ const LLDrivenEntryInfo* info = driven->mInfo;
+
+ F32 driven_weight = 0.f;
+ F32 driven_min = driven->mParam->getMinWeight();
+ F32 driven_max = driven->mParam->getMaxWeight();
+
+ if( input_weight <= info->mMin1 )
+ {
+ if( info->mMin1 == info->mMax1 &&
+ info->mMin1 <= min_weight)
+ {
+ driven_weight = driven_max;
+ }
+ else
+ {
+ driven_weight = driven_min;
+ }
+ }
+ else
+ if( input_weight <= info->mMax1 )
+ {
+ F32 t = (input_weight - info->mMin1) / (info->mMax1 - info->mMin1 );
+ driven_weight = driven_min + t * (driven_max - driven_min);
+ }
+ else
+ if( input_weight <= info->mMax2 )
+ {
+ driven_weight = driven_max;
+ }
+ else
+ if( input_weight <= info->mMin2 )
+ {
+ F32 t = (input_weight - info->mMax2) / (info->mMin2 - info->mMax2 );
+ driven_weight = driven_max + t * (driven_min - driven_max);
+ }
+ else
+ {
+ if (info->mMax2 >= max_weight)
+ {
+ driven_weight = driven_max;
+ }
+ else
+ {
+ driven_weight = driven_min;
+ }
+ }
+
+ return driven_weight;
+}
+
+void LLDriverParam::setDrivenWeight(LLDrivenEntry *driven, F32 driven_weight)
+{
+ bool use_self = false;
+ if(mWearablep &&
+ mAvatarAppearance->isValid() &&
+ driven->mParam->getCrossWearable())
+ {
+ LLWearable* wearable = mWearablep;
+ if (mAvatarAppearance->getWearableData()->isOnTop(wearable))
+ {
+ use_self = true;
+ }
+ }
+
+ if (use_self)
+ {
+ // call setWeight through LLVOAvatarSelf so other wearables can be updated with the correct values
+ mAvatarAppearance->setVisualParamWeight( (LLVisualParam*)driven->mParam, driven_weight);
+ }
+ else
+ {
+ driven->mParam->setWeight( driven_weight);
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-16 11:42:40 +0000