nuclear@0: /*
nuclear@0: Open Asset Import Library (assimp)
nuclear@0: ----------------------------------------------------------------------
nuclear@0: 
nuclear@0: Copyright (c) 2006-2012, assimp team
nuclear@0: All rights reserved.
nuclear@0: 
nuclear@0: Redistribution and use of this software in source and binary forms, 
nuclear@0: with or without modification, are permitted provided that the 
nuclear@0: following conditions are met:
nuclear@0: 
nuclear@0: * Redistributions of source code must retain the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer.
nuclear@0: 
nuclear@0: * Redistributions in binary form must reproduce the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer in the documentation and/or other
nuclear@0:   materials provided with the distribution.
nuclear@0: 
nuclear@0: * Neither the name of the assimp team, nor the names of its
nuclear@0:   contributors may be used to endorse or promote products
nuclear@0:   derived from this software without specific prior
nuclear@0:   written permission of the assimp team.
nuclear@0: 
nuclear@0: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
nuclear@0: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
nuclear@0: A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
nuclear@0: OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
nuclear@0: SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
nuclear@0: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
nuclear@0: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
nuclear@0: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
nuclear@0: OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@0: 
nuclear@0: ----------------------------------------------------------------------
nuclear@0: */
nuclear@0: 
nuclear@0: /** @file  FBXAnimation.cpp
nuclear@0:  *  @brief Assimp::FBX::AnimationCurve, Assimp::FBX::AnimationCurveNode, 
nuclear@0:  *         Assimp::FBX::AnimationLayer, Assimp::FBX::AnimationStack 
nuclear@0:  */
nuclear@0: #include "AssimpPCH.h"
nuclear@0: 
nuclear@0: #ifndef ASSIMP_BUILD_NO_FBX_IMPORTER
nuclear@0: 
nuclear@0: #include "FBXParser.h"
nuclear@0: #include "FBXDocument.h"
nuclear@0: #include "FBXImporter.h"
nuclear@0: #include "FBXImportSettings.h"
nuclear@0: #include "FBXDocumentUtil.h"
nuclear@0: #include "FBXProperties.h"
nuclear@0: 
nuclear@0: namespace Assimp {
nuclear@0: namespace FBX {
nuclear@0: 
nuclear@0: 	using namespace Util;
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationCurve::AnimationCurve(uint64_t id, const Element& element, const std::string& name, const Document& doc)
nuclear@0: : Object(id, element, name)
nuclear@0: {
nuclear@0: 	const Scope& sc = GetRequiredScope(element);
nuclear@0: 	const Element& KeyTime = GetRequiredElement(sc,"KeyTime");
nuclear@0: 	const Element& KeyValueFloat = GetRequiredElement(sc,"KeyValueFloat");
nuclear@0: 
nuclear@0: 	ParseVectorDataArray(keys, KeyTime);
nuclear@0: 	ParseVectorDataArray(values, KeyValueFloat);
nuclear@0: 
nuclear@0: 	if(keys.size() != values.size()) {
nuclear@0: 		DOMError("the number of key times does not match the number of keyframe values",&KeyTime);
nuclear@0: 	}
nuclear@0: 	
nuclear@0: 	// check if the key times are well-ordered
nuclear@0: 	if(!std::equal(keys.begin(), keys.end() - 1, keys.begin() + 1, std::less<KeyTimeList::value_type>())) {
nuclear@0: 		DOMError("the keyframes are not in ascending order",&KeyTime);
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	const Element* KeyAttrDataFloat = sc["KeyAttrDataFloat"];
nuclear@0: 	if(KeyAttrDataFloat) {
nuclear@0: 		ParseVectorDataArray(attributes, *KeyAttrDataFloat);
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	const Element* KeyAttrFlags = sc["KeyAttrFlags"];
nuclear@0: 	if(KeyAttrFlags) {
nuclear@0: 		ParseVectorDataArray(flags, *KeyAttrFlags);
nuclear@0: 	}
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationCurve::~AnimationCurve()
nuclear@0: {
nuclear@0: 
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationCurveNode::AnimationCurveNode(uint64_t id, const Element& element, const std::string& name, const Document& doc, 
nuclear@0: 	const char* const * target_prop_whitelist /*= NULL*/, size_t whitelist_size /*= 0*/)
nuclear@0: : Object(id, element, name)
nuclear@0: , target()
nuclear@0: , doc(doc)
nuclear@0: {
nuclear@0: 	const Scope& sc = GetRequiredScope(element);
nuclear@0: 	
nuclear@0: 	// find target node
nuclear@0: 	const char* whitelist[] = {"Model","NodeAttribute"};
nuclear@0: 	const std::vector<const Connection*>& conns = doc.GetConnectionsBySourceSequenced(ID(),whitelist,2);
nuclear@0: 
nuclear@0: 	BOOST_FOREACH(const Connection* con, conns) {
nuclear@0: 
nuclear@0: 		// link should go for a property
nuclear@0: 		if (!con->PropertyName().length()) {
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		if(target_prop_whitelist) {
nuclear@0: 			const char* const s = con->PropertyName().c_str();
nuclear@0: 			bool ok = false;
nuclear@0: 			for (size_t i = 0; i < whitelist_size; ++i) {
nuclear@0: 				if (!strcmp(s, target_prop_whitelist[i])) {
nuclear@0: 					ok = true;
nuclear@0: 					break;
nuclear@0: 				}
nuclear@0: 			}
nuclear@0: 
nuclear@0: 			if (!ok) {
nuclear@0: 				throw std::range_error("AnimationCurveNode target property is not in whitelist");
nuclear@0: 			}
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		const Object* const ob = con->DestinationObject();
nuclear@0: 		if(!ob) {
nuclear@0: 			DOMWarning("failed to read destination object for AnimationCurveNode->Model link, ignoring",&element);
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		// XXX support constraints as DOM class
nuclear@0: 		//ai_assert(dynamic_cast<const Model*>(ob) || dynamic_cast<const NodeAttribute*>(ob));
nuclear@0: 		target = ob; 
nuclear@0: 		if(!target) {
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		prop = con->PropertyName();
nuclear@0: 		break;
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	if(!target) {
nuclear@0: 		DOMWarning("failed to resolve target Model/NodeAttribute/Constraint for AnimationCurveNode",&element);
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	props = GetPropertyTable(doc,"AnimationCurveNode.FbxAnimCurveNode",element,sc,false);
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationCurveNode::~AnimationCurveNode()
nuclear@0: {
nuclear@0: 
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: const AnimationCurveMap& AnimationCurveNode::Curves() const
nuclear@0: {
nuclear@0: 	if(curves.empty()) {
nuclear@0: 		// resolve attached animation curves
nuclear@0: 		const std::vector<const Connection*>& conns = doc.GetConnectionsByDestinationSequenced(ID(),"AnimationCurve");
nuclear@0: 
nuclear@0: 		BOOST_FOREACH(const Connection* con, conns) {
nuclear@0: 
nuclear@0: 			// link should go for a property
nuclear@0: 			if (!con->PropertyName().length()) {
nuclear@0: 				continue;
nuclear@0: 			}
nuclear@0: 
nuclear@0: 			const Object* const ob = con->SourceObject();
nuclear@0: 			if(!ob) {
nuclear@0: 				DOMWarning("failed to read source object for AnimationCurve->AnimationCurveNode link, ignoring",&element);
nuclear@0: 				continue;
nuclear@0: 			}
nuclear@0: 
nuclear@0: 			const AnimationCurve* const anim = dynamic_cast<const AnimationCurve*>(ob);
nuclear@0: 			if(!anim) {
nuclear@0: 				DOMWarning("source object for ->AnimationCurveNode link is not an AnimationCurve",&element);
nuclear@0: 				continue;
nuclear@0: 			}
nuclear@0: 
nuclear@0: 			curves[con->PropertyName()] = anim;
nuclear@0: 		}
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	return curves;
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationLayer::AnimationLayer(uint64_t id, const Element& element, const std::string& name, const Document& doc)
nuclear@0: : Object(id, element, name)
nuclear@0: , doc(doc)
nuclear@0: {
nuclear@0: 	const Scope& sc = GetRequiredScope(element);
nuclear@0: 
nuclear@0: 	// note: the props table here bears little importance and is usually absent
nuclear@0: 	props = GetPropertyTable(doc,"AnimationLayer.FbxAnimLayer",element,sc, true);
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationLayer::~AnimationLayer()
nuclear@0: {
nuclear@0: 
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationCurveNodeList AnimationLayer::Nodes(const char* const * target_prop_whitelist /*= NULL*/, 
nuclear@0: 	size_t whitelist_size /*= 0*/) const
nuclear@0: {
nuclear@0: 	AnimationCurveNodeList nodes;
nuclear@0: 
nuclear@0: 	// resolve attached animation nodes
nuclear@0: 	const std::vector<const Connection*>& conns = doc.GetConnectionsByDestinationSequenced(ID(),"AnimationCurveNode");
nuclear@0: 	nodes.reserve(conns.size());
nuclear@0: 
nuclear@0: 	BOOST_FOREACH(const Connection* con, conns) {
nuclear@0: 
nuclear@0: 		// link should not go to a property
nuclear@0: 		if (con->PropertyName().length()) {
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		const Object* const ob = con->SourceObject();
nuclear@0: 		if(!ob) {
nuclear@0: 			DOMWarning("failed to read source object for AnimationCurveNode->AnimationLayer link, ignoring",&element);
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		const AnimationCurveNode* const anim = dynamic_cast<const AnimationCurveNode*>(ob);
nuclear@0: 		if(!anim) {
nuclear@0: 			DOMWarning("source object for ->AnimationLayer link is not an AnimationCurveNode",&element);
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		if(target_prop_whitelist) {
nuclear@0: 			const char* s = anim->TargetProperty().c_str();
nuclear@0: 			bool ok = false;
nuclear@0: 			for (size_t i = 0; i < whitelist_size; ++i) {
nuclear@0: 				if (!strcmp(s, target_prop_whitelist[i])) {
nuclear@0: 					ok = true;
nuclear@0: 					break;
nuclear@0: 				}
nuclear@0: 			}
nuclear@0: 			if(!ok) {
nuclear@0: 				continue;
nuclear@0: 			}
nuclear@0: 		}
nuclear@0: 		nodes.push_back(anim);
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	return nodes; // pray for NRVO
nuclear@0: }
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationStack::AnimationStack(uint64_t id, const Element& element, const std::string& name, const Document& doc)
nuclear@0: : Object(id, element, name)
nuclear@0: {
nuclear@0: 	const Scope& sc = GetRequiredScope(element);
nuclear@0: 
nuclear@0: 	// note: we don't currently use any of these properties so we shouldn't bother if it is missing
nuclear@0: 	props = GetPropertyTable(doc,"AnimationStack.FbxAnimStack",element,sc, true);
nuclear@0: 
nuclear@0: 	// resolve attached animation layers
nuclear@0: 	const std::vector<const Connection*>& conns = doc.GetConnectionsByDestinationSequenced(ID(),"AnimationLayer");
nuclear@0: 	layers.reserve(conns.size());
nuclear@0: 
nuclear@0: 	BOOST_FOREACH(const Connection* con, conns) {
nuclear@0: 
nuclear@0: 		// link should not go to a property
nuclear@0: 		if (con->PropertyName().length()) {
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		const Object* const ob = con->SourceObject();
nuclear@0: 		if(!ob) {
nuclear@0: 			DOMWarning("failed to read source object for AnimationLayer->AnimationStack link, ignoring",&element);
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 
nuclear@0: 		const AnimationLayer* const anim = dynamic_cast<const AnimationLayer*>(ob);
nuclear@0: 		if(!anim) {
nuclear@0: 			DOMWarning("source object for ->AnimationStack link is not an AnimationLayer",&element);
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 		layers.push_back(anim);
nuclear@0: 	}
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: AnimationStack::~AnimationStack()
nuclear@0: {
nuclear@0: 
nuclear@0: }
nuclear@0: 
nuclear@0: } //!FBX
nuclear@0: } //!Assimp
nuclear@0: 
nuclear@0: #endif