280 lines
11 KiB
C++
280 lines
11 KiB
C++
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/*************************************************************************/
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/* FBXDeformer.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2019, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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/** @file FBXNoteAttribute.cpp
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* @brief Assimp::FBX::NodeAttribute (and subclasses) implementation
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*/
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#include "FBXDocument.h"
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#include "FBXDocumentUtil.h"
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#include "FBXMeshGeometry.h"
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#include "FBXParser.h"
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#include "core/math/math_funcs.h"
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#include "core/math/transform.h"
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#include <iostream>
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namespace FBXDocParser {
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using namespace Util;
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// ------------------------------------------------------------------------------------------------
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Deformer::Deformer(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) :
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Object(id, element, name) {
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const ScopePtr sc = GetRequiredScope(element);
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const std::string &classname = ParseTokenAsString(GetRequiredToken(element, 2));
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props = GetPropertyTable(doc, "Deformer.Fbx" + classname, element, sc, true);
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}
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// ------------------------------------------------------------------------------------------------
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Deformer::~Deformer() {
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}
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Constraint::Constraint(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) :
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Object(id, element, name) {
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const ScopePtr sc = GetRequiredScope(element);
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const std::string &classname = ParseTokenAsString(GetRequiredToken(element, 2));
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// used something.fbx as this is a cache name.
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props = GetPropertyTable(doc, "Something.Fbx" + classname, element, sc, true);
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}
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Constraint::~Constraint() {
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}
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// ------------------------------------------------------------------------------------------------
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Cluster::Cluster(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) :
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Deformer(id, element, doc, name), valid_transformAssociateModel(false) {
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const ScopePtr sc = GetRequiredScope(element);
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// for( auto element : sc.Elements())
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// {
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// std::cout << "cluster element: " << element.first << std::endl;
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// }
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//
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// element: Indexes
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// element: Transform
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// element: TransformAssociateModel
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// element: TransformLink
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// element: UserData
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// element: Version
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// element: Weights
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const ElementPtr Indexes = sc->GetElement("Indexes");
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const ElementPtr Weights = sc->GetElement("Weights");
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const ElementPtr TransformAssociateModel = sc->GetElement("TransformAssociateModel");
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if (TransformAssociateModel != nullptr) {
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//Transform t = ReadMatrix(*TransformAssociateModel);
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link_mode = SkinLinkMode_Additive;
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valid_transformAssociateModel = true;
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} else {
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link_mode = SkinLinkMode_Normalized;
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valid_transformAssociateModel = false;
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}
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const ElementPtr Transform = GetRequiredElement(sc, "Transform", element);
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const ElementPtr TransformLink = GetRequiredElement(sc, "TransformLink", element);
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// todo: check if we need this
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//const Element& TransformAssociateModel = GetRequiredElement(sc, "TransformAssociateModel", &element);
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transform = ReadMatrix(Transform);
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transformLink = ReadMatrix(TransformLink);
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// it is actually possible that there be Deformer's with no weights
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if (!!Indexes != !!Weights) {
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DOMError("either Indexes or Weights are missing from Cluster", element);
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}
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if (Indexes) {
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ParseVectorDataArray(indices, Indexes);
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ParseVectorDataArray(weights, Weights);
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}
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if (indices.size() != weights.size()) {
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DOMError("sizes of index and weight array don't match up", element);
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}
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// read assigned node
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const std::vector<const Connection *> &conns = doc.GetConnectionsByDestinationSequenced(ID(), "Model");
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for (const Connection *con : conns) {
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const Model *mod = ProcessSimpleConnection<Model>(*con, false, "Model -> Cluster", element);
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if (mod) {
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node = mod;
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break;
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}
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}
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if (!node) {
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DOMError("failed to read target Node for Cluster", element);
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node = nullptr;
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}
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}
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// ------------------------------------------------------------------------------------------------
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Cluster::~Cluster() {
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}
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// ------------------------------------------------------------------------------------------------
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Skin::Skin(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) :
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Deformer(id, element, doc, name), accuracy(0.0f) {
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const ScopePtr sc = GetRequiredScope(element);
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// keep this it is used for debugging and any FBX format changes
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// for (auto element : sc.Elements()) {
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// std::cout << "skin element: " << element.first << std::endl;
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// }
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const ElementPtr Link_DeformAcuracy = sc->GetElement("Link_DeformAcuracy");
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if (Link_DeformAcuracy) {
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accuracy = ParseTokenAsFloat(GetRequiredToken(Link_DeformAcuracy, 0));
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}
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const ElementPtr SkinType = sc->GetElement("SkinningType");
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if (SkinType) {
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std::string skin_type = ParseTokenAsString(GetRequiredToken(SkinType, 0));
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if (skin_type == "Linear") {
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skinType = Skin_Linear;
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} else if (skin_type == "Rigid") {
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skinType = Skin_Rigid;
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} else if (skin_type == "DualQuaternion") {
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skinType = Skin_DualQuaternion;
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} else if (skin_type == "Blend") {
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skinType = Skin_Blend;
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} else {
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print_error("[doc:skin] could not find valid skin type: " + String(skin_type.c_str()));
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}
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}
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// resolve assigned clusters
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const std::vector<const Connection *> &conns = doc.GetConnectionsByDestinationSequenced(ID(), "Deformer");
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//
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clusters.reserve(conns.size());
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for (const Connection *con : conns) {
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const Cluster *cluster = ProcessSimpleConnection<Cluster>(*con, false, "Cluster -> Skin", element);
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if (cluster) {
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clusters.push_back(cluster);
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continue;
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}
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}
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}
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// ------------------------------------------------------------------------------------------------
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Skin::~Skin() {
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}
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// ------------------------------------------------------------------------------------------------
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BlendShape::BlendShape(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) :
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Deformer(id, element, doc, name) {
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const std::vector<const Connection *> &conns = doc.GetConnectionsByDestinationSequenced(ID(), "Deformer");
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blendShapeChannels.reserve(conns.size());
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for (const Connection *con : conns) {
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const BlendShapeChannel *bspc = ProcessSimpleConnection<BlendShapeChannel>(*con, false, "BlendShapeChannel -> BlendShape", element);
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if (bspc) {
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blendShapeChannels.push_back(bspc);
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continue;
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}
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}
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}
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// ------------------------------------------------------------------------------------------------
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BlendShape::~BlendShape() {
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}
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// ------------------------------------------------------------------------------------------------
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BlendShapeChannel::BlendShapeChannel(uint64_t id, const ElementPtr element, const Document &doc, const std::string &name) :
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Deformer(id, element, doc, name) {
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const ScopePtr sc = GetRequiredScope(element);
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const ElementPtr DeformPercent = sc->GetElement("DeformPercent");
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if (DeformPercent) {
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percent = ParseTokenAsFloat(GetRequiredToken(DeformPercent, 0));
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}
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const ElementPtr FullWeights = sc->GetElement("FullWeights");
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if (FullWeights) {
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ParseVectorDataArray(fullWeights, FullWeights);
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}
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const std::vector<const Connection *> &conns = doc.GetConnectionsByDestinationSequenced(ID(), "Geometry");
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shapeGeometries.reserve(conns.size());
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for (const Connection *con : conns) {
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const ShapeGeometry *const sg = ProcessSimpleConnection<ShapeGeometry>(*con, false, "Shape -> BlendShapeChannel", element);
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if (sg) {
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shapeGeometries.push_back(sg);
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continue;
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}
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}
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}
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// ------------------------------------------------------------------------------------------------
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BlendShapeChannel::~BlendShapeChannel() {
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}
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// ------------------------------------------------------------------------------------------------
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} // namespace FBXDocParser
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