SH-3264 Porting over the XML loading of the avatar structure to llappearance

Moved over the necessary classes to llappearance to support the loading of the
avatar's structure & params from file.

1 files changed, 293 insertions, 0 deletions

diff --git a/indra/llappearance/llpolyskeletaldistortion.cpp b/indra/llappearance/llpolyskeletaldistortion.cpp
new file mode 100644
index 0000000000..4ba16691c2
--- /dev/null
+++ b/indra/llappearance/llpolyskeletaldistortion.cpp
@@ -0,0 +1,293 @@
+/** 
+ * @file llpolyskeletaldistortion.cpp
+ * @brief Implementation of LLPolySkeletalDistortion classes
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * 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
+ * $/LicenseInfo$
+ */
+
+//-----------------------------------------------------------------------------
+// Header Files
+//-----------------------------------------------------------------------------
+#include "llpreprocessor.h"
+#include "llerrorlegacy.h"
+//#include "llcommon.h"
+//#include "llmemory.h"
+#include "llavatarappearance.h"
+#include "llavatarjoint.h"
+#include "llpolymorph.h"
+//#include "llviewercontrol.h"
+//#include "llxmltree.h"
+//#include "llvoavatar.h"
+#include "llwearable.h"
+//#include "lldir.h"
+//#include "llvolume.h"
+//#include "llendianswizzle.h"
+
+#include "llpolyskeletaldistortion.h"
+
+//-----------------------------------------------------------------------------
+// LLPolySkeletalDistortionInfo()
+//-----------------------------------------------------------------------------
+LLPolySkeletalDistortionInfo::LLPolySkeletalDistortionInfo()
+{
+}
+
+BOOL LLPolySkeletalDistortionInfo::parseXml(LLXmlTreeNode* node)
+{
+        llassert( node->hasName( "param" ) && node->getChildByName( "param_skeleton" ) );
+        
+        if (!LLViewerVisualParamInfo::parseXml(node))
+                return FALSE;
+
+        LLXmlTreeNode* skeletalParam = node->getChildByName("param_skeleton");
+
+        if (NULL == skeletalParam)
+        {
+                llwarns << "Failed to getChildByName(\"param_skeleton\")"
+                        << llendl;
+                return FALSE;
+        }
+
+        for( LLXmlTreeNode* bone = skeletalParam->getFirstChild(); bone; bone = skeletalParam->getNextChild() )
+        {
+                if (bone->hasName("bone"))
+                {
+                        std::string name;
+                        LLVector3 scale;
+                        LLVector3 pos;
+                        BOOL haspos = FALSE;
+                        
+                        static LLStdStringHandle name_string = LLXmlTree::addAttributeString("name");
+                        if (!bone->getFastAttributeString(name_string, name))
+                        {
+                                llwarns << "No bone name specified for skeletal param." << llendl;
+                                continue;
+                        }
+
+                        static LLStdStringHandle scale_string = LLXmlTree::addAttributeString("scale");
+                        if (!bone->getFastAttributeVector3(scale_string, scale))
+                        {
+                                llwarns << "No scale specified for bone " << name << "." << llendl;
+                                continue;
+                        }
+
+                        // optional offset deformation (translation)
+                        static LLStdStringHandle offset_string = LLXmlTree::addAttributeString("offset");
+                        if (bone->getFastAttributeVector3(offset_string, pos))
+                        {
+                                haspos = TRUE;
+                        }
+                        mBoneInfoList.push_back(LLPolySkeletalBoneInfo(name, scale, pos, haspos));
+                }
+                else
+                {
+                        llwarns << "Unrecognized element " << bone->getName() << " in skeletal distortion" << llendl;
+                        continue;
+                }
+        }
+        return TRUE;
+}
+
+//-----------------------------------------------------------------------------
+// LLPolySkeletalDistortion()
+//-----------------------------------------------------------------------------
+LLPolySkeletalDistortion::LLPolySkeletalDistortion(LLAvatarAppearance *avatarp)
+{
+        mAvatar = avatarp;
+        mDefaultVec.splat(0.001f);
+}
+
+//-----------------------------------------------------------------------------
+// ~LLPolySkeletalDistortion()
+//-----------------------------------------------------------------------------
+LLPolySkeletalDistortion::~LLPolySkeletalDistortion()
+{
+}
+
+BOOL LLPolySkeletalDistortion::setInfo(LLPolySkeletalDistortionInfo *info)
+{
+        llassert(mInfo == NULL);
+        if (info->mID < 0)
+                return FALSE;
+        mInfo = info;
+        mID = info->mID;
+        setWeight(getDefaultWeight(), FALSE );
+
+        LLPolySkeletalDistortionInfo::bone_info_list_t::iterator iter;
+        for (iter = getInfo()->mBoneInfoList.begin(); iter != getInfo()->mBoneInfoList.end(); iter++)
+        {
+                LLPolySkeletalBoneInfo *bone_info = &(*iter);
+                LLJoint* joint = mAvatar->getJoint(bone_info->mBoneName);
+                if (!joint)
+                {
+                        llwarns << "Joint " << bone_info->mBoneName << " not found." << llendl;
+                        continue;
+                }
+
+                if (mJointScales.find(joint) != mJointScales.end())
+                {
+                        llwarns << "Scale deformation already supplied for joint " << joint->getName() << "." << llendl;
+                }
+
+                // store it
+                mJointScales[joint] = bone_info->mScaleDeformation;
+
+                // apply to children that need to inherit it
+                for (LLJoint::child_list_t::iterator iter = joint->mChildren.begin();
+                     iter != joint->mChildren.end(); ++iter)
+                {
+                        LLAvatarJoint* child_joint = (LLAvatarJoint*)(*iter);
+                        if (child_joint->inheritScale())
+                        {
+                                LLVector3 childDeformation = LLVector3(child_joint->getScale());
+                                childDeformation.scaleVec(bone_info->mScaleDeformation);
+                                mJointScales[child_joint] = childDeformation;
+                        }
+                }
+
+                if (bone_info->mHasPositionDeformation)
+                {
+                        if (mJointOffsets.find(joint) != mJointOffsets.end())
+                        {
+                                llwarns << "Offset deformation already supplied for joint " << joint->getName() << "." << llendl;
+                        }
+                        mJointOffsets[joint] = bone_info->mPositionDeformation;
+                }
+        }
+        return TRUE;
+}
+
+/*virtual*/ LLViewerVisualParam* LLPolySkeletalDistortion::cloneParam(LLWearable* wearable) const
+{
+        LLPolySkeletalDistortion *new_param = new LLPolySkeletalDistortion(mAvatar);
+        *new_param = *this;
+        return new_param;
+}
+
+//-----------------------------------------------------------------------------
+// apply()
+//-----------------------------------------------------------------------------
+static LLFastTimer::DeclareTimer FTM_POLYSKELETAL_DISTORTION_APPLY("Skeletal Distortion");
+
+void LLPolySkeletalDistortion::apply( ESex avatar_sex )
+{
+	LLFastTimer t(FTM_POLYSKELETAL_DISTORTION_APPLY);
+
+        F32 effective_weight = ( getSex() & avatar_sex ) ? mCurWeight : getDefaultWeight();
+
+        LLJoint* joint;
+        joint_vec_map_t::iterator iter;
+
+        for (iter = mJointScales.begin();
+             iter != mJointScales.end();
+             iter++)
+        {
+                joint = iter->first;
+                LLVector3 newScale = joint->getScale();
+                LLVector3 scaleDelta = iter->second;
+                newScale = newScale + (effective_weight * scaleDelta) - (mLastWeight * scaleDelta);
+                joint->setScale(newScale);
+        }
+
+        for (iter = mJointOffsets.begin();
+             iter != mJointOffsets.end();
+             iter++)
+        {
+                joint = iter->first;
+                LLVector3 newPosition = joint->getPosition();
+                LLVector3 positionDelta = iter->second;
+                newPosition = newPosition + (effective_weight * positionDelta) - (mLastWeight * positionDelta);
+                joint->setPosition(newPosition);
+        }
+
+        if (mLastWeight != mCurWeight && !mIsAnimating)
+        {
+                mAvatar->setSkeletonSerialNum(mAvatar->getSkeletonSerialNum() + 1);
+        }
+        mLastWeight = mCurWeight;
+}
+
+
+LLPolyMorphData *clone_morph_param_duplicate(const LLPolyMorphData *src_data,
+					     const std::string &name)
+{
+        LLPolyMorphData* cloned_morph_data = new LLPolyMorphData(*src_data);
+        cloned_morph_data->mName = name;
+        for (U32 v=0; v < cloned_morph_data->mNumIndices; v++)
+        {
+                cloned_morph_data->mCoords[v] = src_data->mCoords[v];
+                cloned_morph_data->mNormals[v] = src_data->mNormals[v];
+                cloned_morph_data->mBinormals[v] = src_data->mBinormals[v];
+        }
+        return cloned_morph_data;
+}
+
+LLPolyMorphData *clone_morph_param_direction(const LLPolyMorphData *src_data,
+					     const LLVector3 &direction,
+					     const std::string &name)
+{
+        LLPolyMorphData* cloned_morph_data = new LLPolyMorphData(*src_data);
+        cloned_morph_data->mName = name;
+		LLVector4a dir;
+		dir.load3(direction.mV);
+
+        for (U32 v=0; v < cloned_morph_data->mNumIndices; v++)
+        {
+                cloned_morph_data->mCoords[v] = dir;
+                cloned_morph_data->mNormals[v].clear();
+                cloned_morph_data->mBinormals[v].clear();
+        }
+        return cloned_morph_data;
+}
+
+LLPolyMorphData *clone_morph_param_cleavage(const LLPolyMorphData *src_data,
+                                            F32 scale,
+                                            const std::string &name)
+{
+        LLPolyMorphData* cloned_morph_data = new LLPolyMorphData(*src_data);
+        cloned_morph_data->mName = name;
+
+		LLVector4a sc;
+		sc.splat(scale);
+
+		LLVector4a nsc;
+		nsc.set(scale, -scale, scale, scale);
+
+        for (U32 v=0; v < cloned_morph_data->mNumIndices; v++)
+        {
+            if (cloned_morph_data->mCoords[v][1] < 0)
+            {
+                cloned_morph_data->mCoords[v].setMul(src_data->mCoords[v],nsc);
+				cloned_morph_data->mNormals[v].setMul(src_data->mNormals[v],nsc);
+				cloned_morph_data->mBinormals[v].setMul(src_data->mBinormals[v],nsc);
+			}
+			else
+			{
+				cloned_morph_data->mCoords[v].setMul(src_data->mCoords[v],sc);
+				cloned_morph_data->mNormals[v].setMul(src_data->mNormals[v], sc);
+				cloned_morph_data->mBinormals[v].setMul(src_data->mBinormals[v],sc);
+			}
+        }
+        return cloned_morph_data;
+}
+
+// End