/** * @file llrigginginfo.cpp * @brief Functions for tracking rigged box extents * * $LicenseInfo:firstyear=2018&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2018, 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 "llmath.h" #include "llrigginginfo.h" //----------------------------------------------------------------------------- // LLJointRiggingInfo //----------------------------------------------------------------------------- LLJointRiggingInfo::LLJointRiggingInfo() { mRiggedExtents[0].clear(); mRiggedExtents[1].clear(); mIsRiggedTo = false; } bool LLJointRiggingInfo::isRiggedTo() const { return mIsRiggedTo; } void LLJointRiggingInfo::setIsRiggedTo(bool val) { mIsRiggedTo = val; } LLVector4a *LLJointRiggingInfo::getRiggedExtents() { return mRiggedExtents; } const LLVector4a *LLJointRiggingInfo::getRiggedExtents() const { return mRiggedExtents; } // Combine two rigging info states. // - isRiggedTo if either of the source infos are rigged to // - box is union of the two sources void LLJointRiggingInfo::merge(const LLJointRiggingInfo& other) { if (other.mIsRiggedTo) { if (mIsRiggedTo) { // Combine existing boxes update_min_max(mRiggedExtents[0], mRiggedExtents[1], other.mRiggedExtents[0]); update_min_max(mRiggedExtents[0], mRiggedExtents[1], other.mRiggedExtents[1]); } else { // Initialize box mIsRiggedTo = true; mRiggedExtents[0] = other.mRiggedExtents[0]; mRiggedExtents[1] = other.mRiggedExtents[1]; } } } LLJointRiggingInfoTab::LLJointRiggingInfoTab(): mRigInfoPtr(NULL), mSize(0), mNeedsUpdate(true) { } LLJointRiggingInfoTab::~LLJointRiggingInfoTab() { clear(); } // This doesn't preserve data if the size changes. In practice // this doesn't matter because the size is always either // LL_CHARACTER_MAX_ANIMATED_JOINTS or 0. void LLJointRiggingInfoTab::resize(S32 size) { if (size != mSize) { clear(); if (size > 0) { mRigInfoPtr = new LLJointRiggingInfo[size]; mSize = size; } } } void LLJointRiggingInfoTab::clear() { if (mRigInfoPtr) { delete[](mRigInfoPtr); mRigInfoPtr = NULL; mSize = 0; } } void showDetails(const LLJointRiggingInfoTab& src, const std::string& str) { S32 count_rigged = 0; S32 count_box = 0; LLVector4a zero_vec; zero_vec.clear(); for (S32 i=0; i<src.size(); i++) { if (src[i].isRiggedTo()) { count_rigged++; if ((!src[i].getRiggedExtents()[0].equals3(zero_vec)) || (!src[i].getRiggedExtents()[1].equals3(zero_vec))) { count_box++; } } } LL_DEBUGS("RigSpammish") << "details: " << str << " has " << count_rigged << " rigged joints, of which " << count_box << " are non-empty" << LL_ENDL; } void LLJointRiggingInfoTab::merge(const LLJointRiggingInfoTab& src) { //showDetails(*this, "input this"); // Size should be either LL_CHARACTER_MAX_ANIMATED_JOINTS, or 0 if // no data. Not necessarily the same for both inputs. if (src.size() > size()) { resize(src.size()); } S32 min_size = llmin(size(), src.size()); for (S32 i=0; i<min_size; i++) { (*this)[i].merge(src[i]); } //showDetails(src, "input src"); //showDetails(*this, "output this"); }