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Diffstat (limited to 'NvCloth/samples/external/assimp-4.1.0/code/LWSLoader.h')
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diff --git a/NvCloth/samples/external/assimp-4.1.0/code/LWSLoader.h b/NvCloth/samples/external/assimp-4.1.0/code/LWSLoader.h new file mode 100644 index 0000000..e36d27b --- /dev/null +++ b/NvCloth/samples/external/assimp-4.1.0/code/LWSLoader.h @@ -0,0 +1,253 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2017, 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 LWSLoader.h + * @brief Declaration of the LightWave scene importer class. + */ +#ifndef AI_LWSLOADER_H_INCLUDED +#define AI_LWSLOADER_H_INCLUDED + +#include "LWOFileData.h" +#include <assimp/SceneCombiner.h> +#include "BaseImporter.h" + +struct aiImporterDesc; + +namespace Assimp { + class BatchLoader; + class Importer; + class IOSystem; + + namespace LWS { + +// --------------------------------------------------------------------------- +/** Represents an element in a LWS file. + * + * This can either be a single data line - <name> <value> or a data + * group - { name <data_line0> ... n } + */ +class Element +{ +public: + Element() + {} + + // first: name, second: rest + std::string tokens[2]; + std::list<Element> children; + + //! Recursive parsing function + void Parse (const char*& buffer); +}; + +#define AI_LWS_MASK (0xffffffff >> 4u) + +// --------------------------------------------------------------------------- +/** Represents a LWS scenegraph element + */ +struct NodeDesc +{ + NodeDesc() + : type() + , id() + , number (0) + , parent (0) + , name ("") + , isPivotSet (false) + , lightColor (1.f,1.f,1.f) + , lightIntensity (1.f) + , lightType (0) + , lightFalloffType (0) + , lightConeAngle (45.f) + , lightEdgeAngle() + , parent_resolved (NULL) + {} + + enum { + + OBJECT = 1, + LIGHT = 2, + CAMERA = 3, + BONE = 4 + } type; // type of node + + // if object: path + std::string path; + unsigned int id; + + // number of object + unsigned int number; + + // index of parent index + unsigned int parent; + + // lights & cameras & dummies: name + const char* name; + + // animation channels + std::list< LWO::Envelope > channels; + + // position of pivot point + aiVector3D pivotPos; + bool isPivotSet; + + + + // color of light source + aiColor3D lightColor; + + // intensity of light source + float lightIntensity; + + // type of light source + unsigned int lightType; + + // falloff type of light source + unsigned int lightFalloffType; + + // cone angle of (spot) light source + float lightConeAngle; + + // soft cone angle of (spot) light source + float lightEdgeAngle; + + + + // list of resolved children + std::list< NodeDesc* > children; + + // resolved parent node + NodeDesc* parent_resolved; + + + // for std::find() + bool operator == (unsigned int num) const { + if (!num) + return false; + unsigned int _type = num >> 28u; + + return _type == static_cast<unsigned int>(type) && (num & AI_LWS_MASK) == number; + } +}; + +} // end namespace LWS + +// --------------------------------------------------------------------------- +/** LWS (LightWave Scene Format) importer class. + * + * This class does heavily depend on the LWO importer class. LWS files + * contain mainly descriptions how LWO objects are composed together + * in a scene. +*/ +class LWSImporter : public BaseImporter +{ +public: + LWSImporter(); + ~LWSImporter(); + + +public: + + // ------------------------------------------------------------------- + // Check whether we can read a specific file + bool CanRead( const std::string& pFile, IOSystem* pIOHandler, + bool checkSig) const; + +protected: + + // ------------------------------------------------------------------- + // Get list of supported extensions + const aiImporterDesc* GetInfo () const; + + // ------------------------------------------------------------------- + // Import file into given scene data structure + void InternReadFile( const std::string& pFile, aiScene* pScene, + IOSystem* pIOHandler); + + // ------------------------------------------------------------------- + // Setup import properties + void SetupProperties(const Importer* pImp); + +private: + + + // ------------------------------------------------------------------- + // Read an envelope description + void ReadEnvelope(const LWS::Element& dad, LWO::Envelope& out ); + + // ------------------------------------------------------------------- + // Read an envelope description for the older LW file format + void ReadEnvelope_Old(std::list< LWS::Element >::const_iterator& it, + const std::list< LWS::Element >::const_iterator& end, + LWS::NodeDesc& nodes, + unsigned int version); + + // ------------------------------------------------------------------- + // Setup a nice name for a node + void SetupNodeName(aiNode* nd, LWS::NodeDesc& src); + + // ------------------------------------------------------------------- + // Recursively build the scenegraph + void BuildGraph(aiNode* nd, + LWS::NodeDesc& src, + std::vector<AttachmentInfo>& attach, + BatchLoader& batch, + aiCamera**& camOut, + aiLight**& lightOut, + std::vector<aiNodeAnim*>& animOut); + + // ------------------------------------------------------------------- + // Try several dirs until we find the right location of a LWS file. + std::string FindLWOFile(const std::string& in); + +private: + + bool configSpeedFlag; + IOSystem* io; + + double first,last,fps; + + bool noSkeletonMesh; +}; + +} // end of namespace Assimp + +#endif // AI_LWSIMPORTER_H_INC |