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Diffstat (limited to 'thirdparty/assimp/code/FBXAnimation.cpp')
-rw-r--r-- | thirdparty/assimp/code/FBXAnimation.cpp | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/thirdparty/assimp/code/FBXAnimation.cpp b/thirdparty/assimp/code/FBXAnimation.cpp new file mode 100644 index 0000000000..874914431b --- /dev/null +++ b/thirdparty/assimp/code/FBXAnimation.cpp @@ -0,0 +1,305 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2019, assimp team + + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the +following conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +---------------------------------------------------------------------- +*/ + +/** @file FBXAnimation.cpp + * @brief Assimp::FBX::AnimationCurve, Assimp::FBX::AnimationCurveNode, + * Assimp::FBX::AnimationLayer, Assimp::FBX::AnimationStack + */ + +#ifndef ASSIMP_BUILD_NO_FBX_IMPORTER + +#include "FBXParser.h" +#include "FBXDocument.h" +#include "FBXImporter.h" +#include "FBXDocumentUtil.h" + +namespace Assimp { +namespace FBX { + +using namespace Util; + +// ------------------------------------------------------------------------------------------------ +AnimationCurve::AnimationCurve(uint64_t id, const Element& element, const std::string& name, const Document& /*doc*/) +: Object(id, element, name) +{ + const Scope& sc = GetRequiredScope(element); + const Element& KeyTime = GetRequiredElement(sc,"KeyTime"); + const Element& KeyValueFloat = GetRequiredElement(sc,"KeyValueFloat"); + + ParseVectorDataArray(keys, KeyTime); + ParseVectorDataArray(values, KeyValueFloat); + + if(keys.size() != values.size()) { + DOMError("the number of key times does not match the number of keyframe values",&KeyTime); + } + + // check if the key times are well-ordered + if(!std::equal(keys.begin(), keys.end() - 1, keys.begin() + 1, std::less<KeyTimeList::value_type>())) { + DOMError("the keyframes are not in ascending order",&KeyTime); + } + + const Element* KeyAttrDataFloat = sc["KeyAttrDataFloat"]; + if(KeyAttrDataFloat) { + ParseVectorDataArray(attributes, *KeyAttrDataFloat); + } + + const Element* KeyAttrFlags = sc["KeyAttrFlags"]; + if(KeyAttrFlags) { + ParseVectorDataArray(flags, *KeyAttrFlags); + } +} + +// ------------------------------------------------------------------------------------------------ +AnimationCurve::~AnimationCurve() +{ + // empty +} + +// ------------------------------------------------------------------------------------------------ +AnimationCurveNode::AnimationCurveNode(uint64_t id, const Element& element, const std::string& name, + const Document& doc, const char* const * target_prop_whitelist /*= NULL*/, + size_t whitelist_size /*= 0*/) +: Object(id, element, name) +, target() +, doc(doc) +{ + const Scope& sc = GetRequiredScope(element); + + // find target node + const char* whitelist[] = {"Model","NodeAttribute","Deformer"}; + const std::vector<const Connection*>& conns = doc.GetConnectionsBySourceSequenced(ID(),whitelist,3); + + for(const Connection* con : conns) { + + // link should go for a property + if (!con->PropertyName().length()) { + continue; + } + + if(target_prop_whitelist) { + const char* const s = con->PropertyName().c_str(); + bool ok = false; + for (size_t i = 0; i < whitelist_size; ++i) { + if (!strcmp(s, target_prop_whitelist[i])) { + ok = true; + break; + } + } + + if (!ok) { + throw std::range_error("AnimationCurveNode target property is not in whitelist"); + } + } + + const Object* const ob = con->DestinationObject(); + if(!ob) { + DOMWarning("failed to read destination object for AnimationCurveNode->Model link, ignoring",&element); + continue; + } + + // XXX support constraints as DOM class + //ai_assert(dynamic_cast<const Model*>(ob) || dynamic_cast<const NodeAttribute*>(ob)); + target = ob; + if(!target) { + continue; + } + + prop = con->PropertyName(); + break; + } + + if(!target) { + DOMWarning("failed to resolve target Model/NodeAttribute/Constraint for AnimationCurveNode",&element); + } + + props = GetPropertyTable(doc,"AnimationCurveNode.FbxAnimCurveNode",element,sc,false); +} + +// ------------------------------------------------------------------------------------------------ +AnimationCurveNode::~AnimationCurveNode() +{ + // empty +} + +// ------------------------------------------------------------------------------------------------ +const AnimationCurveMap& AnimationCurveNode::Curves() const +{ + if ( curves.empty() ) { + // resolve attached animation curves + const std::vector<const Connection*>& conns = doc.GetConnectionsByDestinationSequenced(ID(),"AnimationCurve"); + + for(const Connection* con : conns) { + + // link should go for a property + if (!con->PropertyName().length()) { + continue; + } + + const Object* const ob = con->SourceObject(); + if(!ob) { + DOMWarning("failed to read source object for AnimationCurve->AnimationCurveNode link, ignoring",&element); + continue; + } + + const AnimationCurve* const anim = dynamic_cast<const AnimationCurve*>(ob); + if(!anim) { + DOMWarning("source object for ->AnimationCurveNode link is not an AnimationCurve",&element); + continue; + } + + curves[con->PropertyName()] = anim; + } + } + + return curves; +} + +// ------------------------------------------------------------------------------------------------ +AnimationLayer::AnimationLayer(uint64_t id, const Element& element, const std::string& name, const Document& doc) +: Object(id, element, name) +, doc(doc) +{ + const Scope& sc = GetRequiredScope(element); + + // note: the props table here bears little importance and is usually absent + props = GetPropertyTable(doc,"AnimationLayer.FbxAnimLayer",element,sc, true); +} + +// ------------------------------------------------------------------------------------------------ +AnimationLayer::~AnimationLayer() +{ + // empty +} + +// ------------------------------------------------------------------------------------------------ +AnimationCurveNodeList AnimationLayer::Nodes(const char* const * target_prop_whitelist /*= NULL*/, + size_t whitelist_size /*= 0*/) const +{ + AnimationCurveNodeList nodes; + + // resolve attached animation nodes + const std::vector<const Connection*>& conns = doc.GetConnectionsByDestinationSequenced(ID(),"AnimationCurveNode"); + nodes.reserve(conns.size()); + + for(const Connection* con : conns) { + + // link should not go to a property + if (con->PropertyName().length()) { + continue; + } + + const Object* const ob = con->SourceObject(); + if(!ob) { + DOMWarning("failed to read source object for AnimationCurveNode->AnimationLayer link, ignoring",&element); + continue; + } + + const AnimationCurveNode* const anim = dynamic_cast<const AnimationCurveNode*>(ob); + if(!anim) { + DOMWarning("source object for ->AnimationLayer link is not an AnimationCurveNode",&element); + continue; + } + + if(target_prop_whitelist) { + const char* s = anim->TargetProperty().c_str(); + bool ok = false; + for (size_t i = 0; i < whitelist_size; ++i) { + if (!strcmp(s, target_prop_whitelist[i])) { + ok = true; + break; + } + } + if(!ok) { + continue; + } + } + nodes.push_back(anim); + } + + return nodes; // pray for NRVO +} + +// ------------------------------------------------------------------------------------------------ +AnimationStack::AnimationStack(uint64_t id, const Element& element, const std::string& name, const Document& doc) +: Object(id, element, name) +{ + const Scope& sc = GetRequiredScope(element); + + // note: we don't currently use any of these properties so we shouldn't bother if it is missing + props = GetPropertyTable(doc,"AnimationStack.FbxAnimStack",element,sc, true); + + // resolve attached animation layers + const std::vector<const Connection*>& conns = doc.GetConnectionsByDestinationSequenced(ID(),"AnimationLayer"); + layers.reserve(conns.size()); + + for(const Connection* con : conns) { + + // link should not go to a property + if (con->PropertyName().length()) { + continue; + } + + const Object* const ob = con->SourceObject(); + if(!ob) { + DOMWarning("failed to read source object for AnimationLayer->AnimationStack link, ignoring",&element); + continue; + } + + const AnimationLayer* const anim = dynamic_cast<const AnimationLayer*>(ob); + if(!anim) { + DOMWarning("source object for ->AnimationStack link is not an AnimationLayer",&element); + continue; + } + layers.push_back(anim); + } +} + +// ------------------------------------------------------------------------------------------------ +AnimationStack::~AnimationStack() +{ + // empty +} + +} //!FBX +} //!Assimp + +#endif // ASSIMP_BUILD_NO_FBX_IMPORTER |