From 058f98a63658dc1a2579826ba167fd61bed1e21f Mon Sep 17 00:00:00 2001 From: sanine Date: Fri, 4 Mar 2022 10:47:15 -0600 Subject: add assimp submodule --- .../code/AssetLib/FBX/FBXProperties.cpp | 270 +++++++++++++++++++++ 1 file changed, 270 insertions(+) create mode 100644 src/mesh/assimp-master/code/AssetLib/FBX/FBXProperties.cpp (limited to 'src/mesh/assimp-master/code/AssetLib/FBX/FBXProperties.cpp') diff --git a/src/mesh/assimp-master/code/AssetLib/FBX/FBXProperties.cpp b/src/mesh/assimp-master/code/AssetLib/FBX/FBXProperties.cpp new file mode 100644 index 0000000..7803c27 --- /dev/null +++ b/src/mesh/assimp-master/code/AssetLib/FBX/FBXProperties.cpp @@ -0,0 +1,270 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2022, 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 FBXProperties.cpp + * @brief Implementation of the FBX dynamic properties system + */ + +#ifndef ASSIMP_BUILD_NO_FBX_IMPORTER + +#include "FBXTokenizer.h" +#include "FBXParser.h" +#include "FBXDocument.h" +#include "FBXDocumentUtil.h" +#include "FBXProperties.h" + +#include + +namespace Assimp { +namespace FBX { + + using namespace Util; + +// ------------------------------------------------------------------------------------------------ +Property::Property() +{ +} + +// ------------------------------------------------------------------------------------------------ +Property::~Property() +{ +} + +namespace { + +void checkTokenCount(const TokenList& tok, unsigned int expectedCount) +{ + ai_assert(expectedCount >= 2); + if (tok.size() < expectedCount) { + const std::string& s = ParseTokenAsString(*tok[1]); + if (tok[1]->IsBinary()) { + throw DeadlyImportError("Not enough tokens for property of type ", s, " at offset ", tok[1]->Offset()); + } + else { + throw DeadlyImportError("Not enough tokens for property of type ", s, " at line ", tok[1]->Line()); + } + } +} + +// ------------------------------------------------------------------------------------------------ +// read a typed property out of a FBX element. The return value is nullptr if the property cannot be read. +Property* ReadTypedProperty(const Element& element) +{ + ai_assert(element.KeyToken().StringContents() == "P"); + + const TokenList& tok = element.Tokens(); + if (tok.size() < 2) { + return nullptr; + } + + const std::string& s = ParseTokenAsString(*tok[1]); + const char* const cs = s.c_str(); + if (!strcmp(cs,"KString")) { + checkTokenCount(tok, 5); + return new TypedProperty(ParseTokenAsString(*tok[4])); + } + else if (!strcmp(cs,"bool") || !strcmp(cs,"Bool")) { + checkTokenCount(tok, 5); + return new TypedProperty(ParseTokenAsInt(*tok[4]) != 0); + } + else if (!strcmp(cs, "int") || !strcmp(cs, "Int") || !strcmp(cs, "enum") || !strcmp(cs, "Enum") || !strcmp(cs, "Integer")) { + checkTokenCount(tok, 5); + return new TypedProperty(ParseTokenAsInt(*tok[4])); + } + else if (!strcmp(cs, "ULongLong")) { + checkTokenCount(tok, 5); + return new TypedProperty(ParseTokenAsID(*tok[4])); + } + else if (!strcmp(cs, "KTime")) { + checkTokenCount(tok, 5); + return new TypedProperty(ParseTokenAsInt64(*tok[4])); + } + else if (!strcmp(cs,"Vector3D") || + !strcmp(cs,"ColorRGB") || + !strcmp(cs,"Vector") || + !strcmp(cs,"Color") || + !strcmp(cs,"Lcl Translation") || + !strcmp(cs,"Lcl Rotation") || + !strcmp(cs,"Lcl Scaling") + ) { + checkTokenCount(tok, 7); + return new TypedProperty(aiVector3D( + ParseTokenAsFloat(*tok[4]), + ParseTokenAsFloat(*tok[5]), + ParseTokenAsFloat(*tok[6])) + ); + } + else if (!strcmp(cs,"double") || !strcmp(cs,"Number") || !strcmp(cs,"float") || !strcmp(cs,"Float") || !strcmp(cs,"FieldOfView") || !strcmp( cs, "UnitScaleFactor" ) ) { + checkTokenCount(tok, 5); + return new TypedProperty(ParseTokenAsFloat(*tok[4])); + } + else if (!strcmp(cs, "ColorAndAlpha")) { + checkTokenCount(tok, 8); + return new TypedProperty(aiColor4D( + ParseTokenAsFloat(*tok[4]), + ParseTokenAsFloat(*tok[5]), + ParseTokenAsFloat(*tok[6]), + ParseTokenAsFloat(*tok[7])) + ); + } + return nullptr; +} + + +// ------------------------------------------------------------------------------------------------ +// peek into an element and check if it contains a FBX property, if so return its name. +std::string PeekPropertyName(const Element& element) +{ + ai_assert(element.KeyToken().StringContents() == "P"); + const TokenList& tok = element.Tokens(); + if(tok.size() < 4) { + return std::string(); + } + + return ParseTokenAsString(*tok[0]); +} + +} //! anon + + +// ------------------------------------------------------------------------------------------------ +PropertyTable::PropertyTable() +: templateProps() +, element() +{ +} + +// ------------------------------------------------------------------------------------------------ +PropertyTable::PropertyTable(const Element &element, std::shared_ptr templateProps) : + templateProps(std::move(templateProps)), element(&element) { + const Scope& scope = GetRequiredScope(element); + for(const ElementMap::value_type& v : scope.Elements()) { + if(v.first != "P") { + DOMWarning("expected only P elements in property table",v.second); + continue; + } + + const std::string& name = PeekPropertyName(*v.second); + if(!name.length()) { + DOMWarning("could not read property name",v.second); + continue; + } + + LazyPropertyMap::const_iterator it = lazyProps.find(name); + if (it != lazyProps.end()) { + DOMWarning("duplicate property name, will hide previous value: " + name,v.second); + continue; + } + + lazyProps[name] = v.second; + } +} + +// ------------------------------------------------------------------------------------------------ +PropertyTable::~PropertyTable() +{ + for(PropertyMap::value_type& v : props) { + delete v.second; + } +} + + +// ------------------------------------------------------------------------------------------------ +const Property* PropertyTable::Get(const std::string& name) const +{ + PropertyMap::const_iterator it = props.find(name); + if (it == props.end()) { + // hasn't been parsed yet? + LazyPropertyMap::const_iterator lit = lazyProps.find(name); + if(lit != lazyProps.end()) { + props[name] = ReadTypedProperty(*(*lit).second); + it = props.find(name); + + ai_assert(it != props.end()); + } + + if (it == props.end()) { + // check property template + if(templateProps) { + return templateProps->Get(name); + } + + return nullptr; + } + } + + return (*it).second; +} + +DirectPropertyMap PropertyTable::GetUnparsedProperties() const +{ + DirectPropertyMap result; + + // Loop through all the lazy properties (which is all the properties) + for(const LazyPropertyMap::value_type& currentElement : lazyProps) { + + // Skip parsed properties + if (props.end() != props.find(currentElement.first)) { + continue; + } + + // Read the element's value. + // Wrap the naked pointer (since the call site is required to acquire ownership) + // std::unique_ptr from C++11 would be preferred both as a wrapper and a return value. + std::shared_ptr prop = std::shared_ptr(ReadTypedProperty(*currentElement.second)); + + // Element could not be read. Skip it. + if (!prop) { + continue; + } + + // Add to result + result[currentElement.first] = prop; + } + + return result; +} + +} //! FBX +} //! Assimp + +#endif -- cgit v1.2.1