diff options
Diffstat (limited to 'modules/fbx/fbx_parser/FBXDeformer.cpp')
| -rw-r--r-- | modules/fbx/fbx_parser/FBXDeformer.cpp | 279 |
1 files changed, 279 insertions, 0 deletions
diff --git a/modules/fbx/fbx_parser/FBXDeformer.cpp b/modules/fbx/fbx_parser/FBXDeformer.cpp new file mode 100644 index 0000000000..325641bc32 --- /dev/null +++ b/modules/fbx/fbx_parser/FBXDeformer.cpp @@ -0,0 +1,279 @@ +/*************************************************************************/ +/* FBXDeformer.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +/* +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 FBXNoteAttribute.cpp + * @brief Assimp::FBX::NodeAttribute (and subclasses) implementation + */ + +#include "FBXDocument.h" +#include "FBXDocumentUtil.h" +#include "FBXMeshGeometry.h" +#include "FBXParser.h" +#include "core/math/math_funcs.h" +#include "core/math/transform.h" + +#include <iostream> + +namespace FBXDocParser { + +using namespace Util; + +// ------------------------------------------------------------------------------------------------ +Deformer::Deformer(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) : + Object(id, element, name) { + const ScopePtr sc = GetRequiredScope(element); + + const std::string &classname = ParseTokenAsString(GetRequiredToken(element, 2)); + props = GetPropertyTable(doc, "Deformer.Fbx" + classname, element, sc, true); +} + +// ------------------------------------------------------------------------------------------------ +Deformer::~Deformer() { +} + +Constraint::Constraint(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) : + Object(id, element, name) { + const ScopePtr sc = GetRequiredScope(element); + const std::string &classname = ParseTokenAsString(GetRequiredToken(element, 2)); + // used something.fbx as this is a cache name. + props = GetPropertyTable(doc, "Something.Fbx" + classname, element, sc, true); +} + +Constraint::~Constraint() { +} + +// ------------------------------------------------------------------------------------------------ +Cluster::Cluster(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) : + Deformer(id, element, doc, name), valid_transformAssociateModel(false) { + const ScopePtr sc = GetRequiredScope(element); + // for( auto element : sc.Elements()) + // { + // std::cout << "cluster element: " << element.first << std::endl; + // } + // + // element: Indexes + // element: Transform + // element: TransformAssociateModel + // element: TransformLink + // element: UserData + // element: Version + // element: Weights + + const ElementPtr Indexes = sc->GetElement("Indexes"); + const ElementPtr Weights = sc->GetElement("Weights"); + + const ElementPtr TransformAssociateModel = sc->GetElement("TransformAssociateModel"); + if (TransformAssociateModel != nullptr) { + //Transform t = ReadMatrix(*TransformAssociateModel); + link_mode = SkinLinkMode_Additive; + valid_transformAssociateModel = true; + } else { + link_mode = SkinLinkMode_Normalized; + valid_transformAssociateModel = false; + } + + const ElementPtr Transform = GetRequiredElement(sc, "Transform", element); + const ElementPtr TransformLink = GetRequiredElement(sc, "TransformLink", element); + + // todo: check if we need this + //const Element& TransformAssociateModel = GetRequiredElement(sc, "TransformAssociateModel", &element); + + transform = ReadMatrix(Transform); + transformLink = ReadMatrix(TransformLink); + + // it is actually possible that there be Deformer's with no weights + if (!!Indexes != !!Weights) { + DOMError("either Indexes or Weights are missing from Cluster", element); + } + + if (Indexes) { + ParseVectorDataArray(indices, Indexes); + ParseVectorDataArray(weights, Weights); + } + + if (indices.size() != weights.size()) { + DOMError("sizes of index and weight array don't match up", element); + } + + // read assigned node + const std::vector<const Connection *> &conns = doc.GetConnectionsByDestinationSequenced(ID(), "Model"); + for (const Connection *con : conns) { + const Model *mod = ProcessSimpleConnection<Model>(*con, false, "Model -> Cluster", element); + if (mod) { + node = mod; + break; + } + } + + if (!node) { + DOMError("failed to read target Node for Cluster", element); + node = nullptr; + } +} + +// ------------------------------------------------------------------------------------------------ +Cluster::~Cluster() { +} + +// ------------------------------------------------------------------------------------------------ +Skin::Skin(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) : + Deformer(id, element, doc, name), accuracy(0.0f) { + const ScopePtr sc = GetRequiredScope(element); + + // keep this it is used for debugging and any FBX format changes + // for (auto element : sc.Elements()) { + // std::cout << "skin element: " << element.first << std::endl; + // } + + const ElementPtr Link_DeformAcuracy = sc->GetElement("Link_DeformAcuracy"); + if (Link_DeformAcuracy) { + accuracy = ParseTokenAsFloat(GetRequiredToken(Link_DeformAcuracy, 0)); + } + + const ElementPtr SkinType = sc->GetElement("SkinningType"); + + if (SkinType) { + std::string skin_type = ParseTokenAsString(GetRequiredToken(SkinType, 0)); + + if (skin_type == "Linear") { + skinType = Skin_Linear; + } else if (skin_type == "Rigid") { + skinType = Skin_Rigid; + } else if (skin_type == "DualQuaternion") { + skinType = Skin_DualQuaternion; + } else if (skin_type == "Blend") { + skinType = Skin_Blend; + } else { + print_error("[doc:skin] could not find valid skin type: " + String(skin_type.c_str())); + } + } + + // resolve assigned clusters + const std::vector<const Connection *> &conns = doc.GetConnectionsByDestinationSequenced(ID(), "Deformer"); + + // + + clusters.reserve(conns.size()); + for (const Connection *con : conns) { + const Cluster *cluster = ProcessSimpleConnection<Cluster>(*con, false, "Cluster -> Skin", element); + if (cluster) { + clusters.push_back(cluster); + continue; + } + } +} + +// ------------------------------------------------------------------------------------------------ +Skin::~Skin() { +} +// ------------------------------------------------------------------------------------------------ +BlendShape::BlendShape(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) : + Deformer(id, element, doc, name) { + const std::vector<const Connection *> &conns = doc.GetConnectionsByDestinationSequenced(ID(), "Deformer"); + blendShapeChannels.reserve(conns.size()); + for (const Connection *con : conns) { + const BlendShapeChannel *bspc = ProcessSimpleConnection<BlendShapeChannel>(*con, false, "BlendShapeChannel -> BlendShape", element); + if (bspc) { + blendShapeChannels.push_back(bspc); + continue; + } + } +} +// ------------------------------------------------------------------------------------------------ +BlendShape::~BlendShape() { +} +// ------------------------------------------------------------------------------------------------ +BlendShapeChannel::BlendShapeChannel(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) : + Deformer(id, element, doc, name) { + const ScopePtr sc = GetRequiredScope(element); + const ElementPtr DeformPercent = sc->GetElement("DeformPercent"); + if (DeformPercent) { + percent = ParseTokenAsFloat(GetRequiredToken(DeformPercent, 0)); + } + const ElementPtr FullWeights = sc->GetElement("FullWeights"); + if (FullWeights) { + ParseVectorDataArray(fullWeights, FullWeights); + } + const std::vector<const Connection *> &conns = doc.GetConnectionsByDestinationSequenced(ID(), "Geometry"); + shapeGeometries.reserve(conns.size()); + for (const Connection *con : conns) { + const ShapeGeometry *const sg = ProcessSimpleConnection<ShapeGeometry>(*con, false, "Shape -> BlendShapeChannel", element); + if (sg) { + shapeGeometries.push_back(sg); + continue; + } + } +} +// ------------------------------------------------------------------------------------------------ +BlendShapeChannel::~BlendShapeChannel() { +} +// ------------------------------------------------------------------------------------------------ +} // namespace FBXDocParser |