diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt index f9a09378e..0533a05fd 100644 --- a/code/CMakeLists.txt +++ b/code/CMakeLists.txt @@ -187,7 +187,7 @@ SET( Collada_SRCS ColladaParser.cpp ColladaParser.h ColladaExporter.h - ColladaExporter.cpp + ColladaExporter.cpp ) SOURCE_GROUP( Collada FILES ${Collada_SRCS}) @@ -543,6 +543,8 @@ SET( XFile_SRCS XFileImporter.h XFileParser.cpp XFileParser.h + XFileExporter.h + XFileExporter.cpp ) SOURCE_GROUP( XFile FILES ${XFile_SRCS}) diff --git a/code/ColladaExporter.cpp b/code/ColladaExporter.cpp index cb392acf0..963827966 100644 --- a/code/ColladaExporter.cpp +++ b/code/ColladaExporter.cpp @@ -58,7 +58,7 @@ namespace Assimp // ------------------------------------------------------------------------------------------------ // Worker function for exporting a scene to Collada. Prototyped and registered in Exporter.cpp -void ExportSceneCollada(const char* pFile,IOSystem* pIOSystem, const aiScene* pScene) +void ExportSceneCollada(const char* pFile, IOSystem* pIOSystem, const aiScene* pScene) { std::string path = ""; std::string file = pFile; @@ -124,7 +124,7 @@ ColladaExporter::~ColladaExporter() void ColladaExporter::WriteFile() { // write the DTD - mOutput << "" << endstr; + mOutput << "" << endstr; // COLLADA element start mOutput << "" << endstr; PushTag(); @@ -151,7 +151,7 @@ void ColladaExporter::WriteFile() // Writes the asset header void ColladaExporter::WriteHeader() { - static const float epsilon = 0.000001f; + static const float epsilon = 0.00001f; static const aiQuaternion x_rot(aiMatrix3x3( 0, -1, 0, 1, 0, 0, @@ -176,6 +176,7 @@ void ColladaExporter::WriteHeader() aiQuaternion rotation; aiVector3D position; mScene->mRootNode->mTransformation.Decompose(scaling, rotation, position); + rotation.Normalize(); bool add_root_node = false; @@ -229,8 +230,22 @@ void ColladaExporter::WriteHeader() PushTag(); mOutput << startstr << "" << endstr; PushTag(); - mOutput << startstr << "Assimp" << endstr; - mOutput << startstr << "Assimp Collada Exporter" << endstr; + + aiMetadata* meta = mScene->mRootNode->mMetaData; + aiString value; + if (!meta || !meta->Get("Author", value)) + mOutput << startstr << "" << "Assimp" << "" << endstr; + else + mOutput << startstr << "" << value.C_Str() << "" << endstr; + + if (!meta || !meta->Get("AuthoringTool", value)) + mOutput << startstr << "" << "Assimp Exporter" << "" << endstr; + else + mOutput << startstr << "" << value.C_Str() << "" << endstr; + + //mOutput << startstr << "" << mScene->author.C_Str() << "" << endstr; + //mOutput << startstr << "" << mScene->authoringTool.C_Str() << "" << endstr; + PopTag(); mOutput << startstr << "" << endstr; mOutput << startstr << "" << date_str << "" << endstr; @@ -353,7 +368,8 @@ void ColladaExporter::WriteTextureColorEntry( const Surface& pSurface, const std if( pSurface.texture.empty() ) { mOutput << startstr << "" << pSurface.color.r << " " << pSurface.color.g << " " << pSurface.color.b << " " << pSurface.color.a << "" << endstr; - } else + } + else { mOutput << startstr << "" << endstr; } @@ -420,12 +436,12 @@ void ColladaExporter::WriteMaterials() aiString name; if( mat->Get( AI_MATKEY_NAME, name) != aiReturn_SUCCESS ) - name = "mat"; + name = "mat"; materials[a].name = std::string( "m") + boost::lexical_cast (a) + name.C_Str(); for( std::string::iterator it = materials[a].name.begin(); it != materials[a].name.end(); ++it ) { // isalnum on MSVC asserts for code points in [0,255]. Thus prevent unwanted promotion // of char to signed int and take the unsigned char value. - if( !isalnum( static_cast(*it) ) ) { + if( !isalnum( static_cast(*it) ) ) { *it = '_'; } } @@ -630,26 +646,63 @@ void ColladaExporter::WriteGeometry( size_t pIndex) PopTag(); mOutput << startstr << "" << endstr; - // write face setup - mOutput << startstr << "mNumFaces << "\" material=\"theresonlyone\">" << endstr; - PushTag(); - mOutput << startstr << "" << endstr; - - mOutput << startstr << ""; - for( size_t a = 0; a < mesh->mNumFaces; ++a ) - mOutput << mesh->mFaces[a].mNumIndices << " "; - mOutput << "" << endstr; - - mOutput << startstr << "

"; + // count the number of lines, triangles and polygon meshes + int countLines = 0; + int countPoly = 0; for( size_t a = 0; a < mesh->mNumFaces; ++a ) { - const aiFace& face = mesh->mFaces[a]; - for( size_t b = 0; b < face.mNumIndices; ++b ) - mOutput << face.mIndices[b] << " "; + if (mesh->mFaces[a].mNumIndices == 2) countLines++; + else if (mesh->mFaces[a].mNumIndices >= 3) countPoly++; + } + + // lines + if (countLines) + { + mOutput << startstr << "" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + mOutput << startstr << "

"; + for( size_t a = 0; a < mesh->mNumFaces; ++a ) + { + const aiFace& face = mesh->mFaces[a]; + if (face.mNumIndices != 2) continue; + for( size_t b = 0; b < face.mNumIndices; ++b ) + mOutput << face.mIndices[b] << " "; + } + mOutput << "

" << endstr; + PopTag(); + mOutput << startstr << "" << endstr; + } + + // triangle - dont use it, because compatibility problems + + // polygons + if (countPoly) + { + mOutput << startstr << "" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + + mOutput << startstr << ""; + for( size_t a = 0; a < mesh->mNumFaces; ++a ) + { + if (mesh->mFaces[a].mNumIndices < 3) continue; + mOutput << mesh->mFaces[a].mNumIndices << " "; + } + mOutput << "" << endstr; + + mOutput << startstr << "

"; + for( size_t a = 0; a < mesh->mNumFaces; ++a ) + { + const aiFace& face = mesh->mFaces[a]; + if (face.mNumIndices < 3) continue; + for( size_t b = 0; b < face.mNumIndices; ++b ) + mOutput << face.mIndices[b] << " "; + } + mOutput << "

" << endstr; + PopTag(); + mOutput << startstr << "" << endstr; } - mOutput << "

" << endstr; - PopTag(); - mOutput << startstr << "" << endstr; // closing tags PopTag(); @@ -770,8 +823,16 @@ void ColladaExporter::WriteSceneLibrary() // ------------------------------------------------------------------------------------------------ // Recursively writes the given node -void ColladaExporter::WriteNode( const aiNode* pNode) +void ColladaExporter::WriteNode(aiNode* pNode) { + // the must have a name + if (pNode->mName.length == 0) + { + std::stringstream ss; + ss << "Node_" << pNode; + pNode->mName.Set(ss.str()); + } + mOutput << startstr << "mName.data << "\" name=\"" << pNode->mName.data << "\">" << endstr; PushTag(); @@ -799,7 +860,7 @@ void ColladaExporter::WriteNode( const aiNode* pNode) PushTag(); mOutput << startstr << "" << endstr; PushTag(); - mOutput << startstr << "mMaterialIndex].name << "\" />" << endstr; + mOutput << startstr << "mMaterialIndex].name << "\" />" << endstr; PopTag(); mOutput << startstr << "" << endstr; PopTag(); diff --git a/code/ColladaExporter.h b/code/ColladaExporter.h index f96671c40..47b8405e0 100644 --- a/code/ColladaExporter.h +++ b/code/ColladaExporter.h @@ -92,7 +92,7 @@ protected: void WriteSceneLibrary(); /// Recursively writes the given node - void WriteNode( const aiNode* pNode); + void WriteNode( aiNode* pNode); /// Enters a new xml element, which increases the indentation void PushTag() { startstr.append( " "); } diff --git a/code/ConvertToLHProcess.cpp b/code/ConvertToLHProcess.cpp index cc9141306..3a51daf57 100644 --- a/code/ConvertToLHProcess.cpp +++ b/code/ConvertToLHProcess.cpp @@ -134,7 +134,7 @@ void MakeLeftHandedProcess::ProcessMesh( aiMesh* pMesh) { pMesh->mVertices[a].z *= -1.0f; if( pMesh->HasNormals()) - pMesh->mNormals[a].z *= -1.0f; + pMesh->mNormals[a].z *= -1.0f; if( pMesh->HasTangentsAndBitangents()) { pMesh->mTangents[a].z *= -1.0f; diff --git a/code/Exporter.cpp b/code/Exporter.cpp index 6b2bfa173..18bf77e4a 100644 --- a/code/Exporter.cpp +++ b/code/Exporter.cpp @@ -71,7 +71,9 @@ void GetPostProcessingStepInstanceList(std::vector< BaseProcess* >& out); // ------------------------------------------------------------------------------------------------ // Exporter worker function prototypes. Should not be necessary to #ifndef them, it's just a prototype +// do not use const, because some exporter need to convert the scene temporary void ExportSceneCollada(const char*,IOSystem*, const aiScene*); +void ExportSceneXFile(const char*,IOSystem*, const aiScene*); void ExportSceneObj(const char*,IOSystem*, const aiScene*); void ExportSceneSTL(const char*,IOSystem*, const aiScene*); void ExportSceneSTLBinary(const char*,IOSystem*, const aiScene*); @@ -86,6 +88,11 @@ Exporter::ExportFormatEntry gExporters[] = Exporter::ExportFormatEntry( "collada", "COLLADA - Digital Asset Exchange Schema", "dae", &ExportSceneCollada), #endif +#ifndef ASSIMP_BUILD_NO_FXILE_EXPORTER + Exporter::ExportFormatEntry( "x", "X Files", "x", &ExportSceneXFile, + aiProcess_MakeLeftHanded | aiProcess_FlipWindingOrder | aiProcess_FlipUVs), +#endif + #ifndef ASSIMP_BUILD_NO_OBJ_EXPORTER Exporter::ExportFormatEntry( "obj", "Wavefront OBJ format", "obj", &ExportSceneObj, aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */), diff --git a/code/ObjExporter.h b/code/ObjExporter.h index 4f6555aa5..e1ec7a9a6 100644 --- a/code/ObjExporter.h +++ b/code/ObjExporter.h @@ -38,7 +38,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ---------------------------------------------------------------------- */ -/** @file ColladaExporter.h +/** @file ObjExporter.h * Declares the exporter class to write a scene to a Collada file */ #ifndef AI_OBJEXPORTER_H_INC diff --git a/code/XFileExporter.cpp b/code/XFileExporter.cpp new file mode 100644 index 000000000..2cd3c4d37 --- /dev/null +++ b/code/XFileExporter.cpp @@ -0,0 +1,517 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2012, 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. + +@author: Richard Steffen, 2014 +---------------------------------------------------------------------- +*/ + +#include "AssimpPCH.h" + +#ifndef ASSIMP_BUILD_NO_EXPORT +#ifndef ASSIMP_BUILD_NO_XFILE_EXPORTER +#include "XFileExporter.h" +#include "ConvertToLHProcess.h" +#include "Bitmap.h" +#include "fast_atof.h" +#include "SceneCombiner.h" + +#include +#include + +using namespace Assimp; + +namespace Assimp +{ + +// ------------------------------------------------------------------------------------------------ +// Worker function for exporting a scene to Collada. Prototyped and registered in Exporter.cpp +void ExportSceneXFile(const char* pFile,IOSystem* pIOSystem, const aiScene* pScene) +{ + std::string path = ""; + std::string file = pFile; + + // We need to test both types of folder separators because pIOSystem->getOsSeparator() is not reliable. + // Moreover, the path given by some applications is not even consistent with the OS specific type of separator. + const char* end_path = std::max(strrchr(pFile, '\\'), strrchr(pFile, '/')); + + if(end_path != NULL) { + path = std::string(pFile, end_path + 1 - pFile); + file = file.substr(end_path + 1 - pFile, file.npos); + + std::size_t pos = file.find_last_of('.'); + if(pos != file.npos) { + file = file.substr(0, pos); + } + } + + // invoke the exporter + XFileExporter iDoTheExportThing( pScene, pIOSystem, path, file); + + // we're still here - export successfully completed. Write result to the given IOSYstem + boost::scoped_ptr outfile (pIOSystem->Open(pFile,"wt")); + if(outfile == NULL) { + throw DeadlyExportError("could not open output .dae file: " + std::string(pFile)); + } + + // XXX maybe use a small wrapper around IOStream that behaves like std::stringstream in order to avoid the extra copy. + outfile->Write( iDoTheExportThing.mOutput.str().c_str(), static_cast(iDoTheExportThing.mOutput.tellp()),1); +} + +} // end of namespace Assimp + + +// ------------------------------------------------------------------------------------------------ +// Constructor for a specific scene to export +XFileExporter::XFileExporter(const aiScene* pScene, IOSystem* pIOSystem, const std::string& path, const std::string& file) : mIOSystem(pIOSystem), mPath(path), mFile(file) +{ + // make sure that all formatting happens using the standard, C locale and not the user's current locale + mOutput.imbue( std::locale("C") ); + + mScene = pScene; + mSceneOwned = false; + + // set up strings + endstr = "\n"; + + // start writing + WriteFile(); +} + +// ------------------------------------------------------------------------------------------------ +// Destructor +XFileExporter::~XFileExporter() +{ + if(mSceneOwned) { + delete mScene; + } +} + +// ------------------------------------------------------------------------------------------------ +// Starts writing the contents +void XFileExporter::WriteFile() +{ + // note, that all realnumber values must be comma separated in x files + mOutput.setf(std::ios::fixed); + mOutput.precision(6); // precission for float + + // entry of writing the file + WriteHeader(); + + mOutput << startstr << "Frame DXCC_ROOT {" << endstr; + PushTag(); + + aiMatrix4x4 I; // identity + WriteFrameTransform(I); + + WriteNode(mScene->mRootNode); + PopTag(); + + mOutput << startstr << "}" << endstr; + +} + +// ------------------------------------------------------------------------------------------------ +// Writes the asset header +void XFileExporter::WriteHeader() +{ + mOutput << startstr << "xof 0303txt 0032" << endstr; + mOutput << endstr; + mOutput << startstr << "template Frame {" << endstr; + PushTag(); + mOutput << startstr << "<3d82ab46-62da-11cf-ab39-0020af71e433>" << endstr; + mOutput << startstr << "[...]" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template Matrix4x4 {" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + mOutput << startstr << "array FLOAT matrix[16];" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template FrameTransformMatrix {" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + mOutput << startstr << "Matrix4x4 frameMatrix;" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template Vector {" << endstr; + PushTag(); + mOutput << startstr << "<3d82ab5e-62da-11cf-ab39-0020af71e433>" << endstr; + mOutput << startstr << "FLOAT x;" << endstr; + mOutput << startstr << "FLOAT y;" << endstr; + mOutput << startstr << "FLOAT z;" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template MeshFace {" << endstr; + PushTag(); + mOutput << startstr << "<3d82ab5f-62da-11cf-ab39-0020af71e433>" << endstr; + mOutput << startstr << "DWORD nFaceVertexIndices;" << endstr; + mOutput << startstr << "array DWORD faceVertexIndices[nFaceVertexIndices];" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template Mesh {" << endstr; + PushTag(); + mOutput << startstr << "<3d82ab44-62da-11cf-ab39-0020af71e433>" << endstr; + mOutput << startstr << "DWORD nVertices;" << endstr; + mOutput << startstr << "array Vector vertices[nVertices];" << endstr; + mOutput << startstr << "DWORD nFaces;" << endstr; + mOutput << startstr << "array MeshFace faces[nFaces];" << endstr; + mOutput << startstr << "[...]" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template MeshNormals {" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + mOutput << startstr << "DWORD nNormals;" << endstr; + mOutput << startstr << "array Vector normals[nNormals];" << endstr; + mOutput << startstr << "DWORD nFaceNormals;" << endstr; + mOutput << startstr << "array MeshFace faceNormals[nFaceNormals];" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template Coords2d {" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + mOutput << startstr << "FLOAT u;" << endstr; + mOutput << startstr << "FLOAT v;" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template MeshTextureCoords {" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + mOutput << startstr << "DWORD nTextureCoords;" << endstr; + mOutput << startstr << "array Coords2d textureCoords[nTextureCoords];" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template ColorRGBA {" << endstr; + PushTag(); + mOutput << startstr << "<35ff44e0-6c7c-11cf-8f52-0040333594a3>" << endstr; + mOutput << startstr << "FLOAT red;" << endstr; + mOutput << startstr << "FLOAT green;" << endstr; + mOutput << startstr << "FLOAT blue;" << endstr; + mOutput << startstr << "FLOAT alpha;" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template IndexedColor {" << endstr; + PushTag(); + mOutput << startstr << "<1630b820-7842-11cf-8f52-0040333594a3>" << endstr; + mOutput << startstr << "DWORD index;" << endstr; + mOutput << startstr << "ColorRGBA indexColor;" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template MeshVertexColors {" << endstr; + PushTag(); + mOutput << startstr << "<1630b821-7842-11cf-8f52-0040333594a3>" << endstr; + mOutput << startstr << "DWORD nVertexColors;" << endstr; + mOutput << startstr << "array IndexedColor vertexColors[nVertexColors];" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template VertexElement {" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + mOutput << startstr << "DWORD Type;" << endstr; + mOutput << startstr << "DWORD Method;" << endstr; + mOutput << startstr << "DWORD Usage;" << endstr; + mOutput << startstr << "DWORD UsageIndex;" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; + mOutput << startstr << "template DeclData {" << endstr; + PushTag(); + mOutput << startstr << "" << endstr; + mOutput << startstr << "DWORD nElements;" << endstr; + mOutput << startstr << "array VertexElement Elements[nElements];" << endstr; + mOutput << startstr << "DWORD nDWords;" << endstr; + mOutput << startstr << "array DWORD data[nDWords];" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + mOutput << endstr; +} + + +// Writes the material setup +void XFileExporter::WriteFrameTransform(aiMatrix4x4& m) +{ + mOutput << startstr << "FrameTransformMatrix {" << endstr << " "; + PushTag(); + mOutput << startstr << m.a1 << ", " << m.b1 << ", " << m.c1 << ", " << m.d1 << "," << endstr; + mOutput << startstr << m.a2 << ", " << m.b2 << ", " << m.c2 << ", " << m.d2 << "," << endstr; + mOutput << startstr << m.a3 << ", " << m.b3 << ", " << m.c3 << ", " << m.d3 << "," << endstr; + mOutput << startstr << m.a4 << ", " << m.b4 << ", " << m.c4 << ", " << m.d4 << ";;" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr << endstr; +} + + +// ------------------------------------------------------------------------------------------------ +// Recursively writes the given node +void XFileExporter::WriteNode( aiNode* pNode) +{ + if (pNode->mName.length==0) + { + std::stringstream ss; + ss << "Node_" << pNode; + pNode->mName.Set(ss.str()); + } + mOutput << startstr << "Frame " << pNode->mName.C_Str() << " {" << endstr; + + PushTag(); + + aiMatrix4x4 m = pNode->mTransformation; + + WriteFrameTransform(m); + + for (size_t i = 0; i < pNode->mNumMeshes; i++) + WriteMesh(mScene->mMeshes[pNode->mMeshes[i]]); + + // recursive call the Nodes + for (size_t a = 0; a < pNode->mNumChildren; a++) + WriteNode( mScene->mRootNode->mChildren[a]); + + PopTag(); + + mOutput << startstr << "}" << endstr << endstr; +} + +void XFileExporter::WriteMesh(const aiMesh* mesh) +{ + mOutput << startstr << "Mesh " << mesh->mName.C_Str() << "_mShape" << " {" << endstr; + + PushTag(); + + // write all the vertices + mOutput << startstr << mesh->mNumVertices << ";" << endstr; + for (size_t a = 0; a < mesh->mNumVertices; a++) + { + aiVector3D &v = mesh->mVertices[a]; + mOutput << startstr << v[0] << ";"<< v[1] << ";" << v[2] << ";"; + if (a < mesh->mNumVertices - 1) + mOutput << "," << endstr; + else + mOutput << ";" << endstr; + } + + // write all the faces + mOutput << startstr << mesh->mNumFaces << ";" << endstr; + for( size_t a = 0; a < mesh->mNumFaces; ++a ) + { + const aiFace& face = mesh->mFaces[a]; + mOutput << startstr << face.mNumIndices << ";"; + // must be counter clockwise triangle + //for(int b = face.mNumIndices - 1; b >= 0 ; --b) + for(size_t b = 0; b < face.mNumIndices ; ++b) + { + mOutput << face.mIndices[b]; + //if (b > 0) + if (bmNumFaces - 1) + mOutput << "," << endstr; + else + mOutput << ";" << endstr; + } + + mOutput << endstr; + + if (mesh->HasTextureCoords(0)) + { + const aiMaterial* mat = mScene->mMaterials[mesh->mMaterialIndex]; + aiString relpath; + mat->Get(_AI_MATKEY_TEXTURE_BASE, aiTextureType_DIFFUSE, 0, relpath); + + mOutput << startstr << "MeshMaterialList {" << endstr; + PushTag(); + mOutput << startstr << "1;" << endstr; // number of materials + mOutput << startstr << mesh->mNumFaces << ";" << endstr; // number of faces + mOutput << startstr; + for( size_t a = 0; a < mesh->mNumFaces; ++a ) + { + mOutput << "0"; // the material index + if (a < mesh->mNumFaces - 1) + mOutput << ", "; + else + mOutput << ";" << endstr; + } + mOutput << startstr << "Material {" << endstr; + PushTag(); + mOutput << startstr << "1.0; 1.0; 1.0; 1.000000;;" << endstr; + mOutput << startstr << "1.000000;" << endstr; // power + mOutput << startstr << "0.000000; 0.000000; 0.000000;;" << endstr; // specularity + mOutput << startstr << "0.000000; 0.000000; 0.000000;;" << endstr; // emission + mOutput << startstr << "TextureFilename { \""; + + writePath(relpath); + + mOutput << "\"; }" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + PopTag(); + mOutput << startstr << "}" << endstr; + } + + // write normals (every vertex has one) + if (mesh->HasNormals()) + { + mOutput << endstr << startstr << "MeshNormals {" << endstr; + mOutput << startstr << mesh->mNumVertices << ";" << endstr; + for (size_t a = 0; a < mesh->mNumVertices; a++) + { + aiVector3D &v = mesh->mNormals[a]; + // because we have a LHS and also changed wth winding, we need to invert the normals again + mOutput << startstr << -v[0] << ";"<< -v[1] << ";" << -v[2] << ";"; + if (a < mesh->mNumVertices - 1) + mOutput << "," << endstr; + else + mOutput << ";" << endstr; + } + + mOutput << startstr << mesh->mNumFaces << ";" << endstr; + for (size_t a = 0; a < mesh->mNumFaces; a++) + { + const aiFace& face = mesh->mFaces[a]; + mOutput << startstr << face.mNumIndices << ";"; + + //for(int b = face.mNumIndices-1; b >= 0 ; --b) + for(size_t b = 0; b < face.mNumIndices ; ++b) + { + mOutput << face.mIndices[b]; + //if (b > 0) + if (bmNumFaces-1) + mOutput << "," << endstr; + else + mOutput << ";" << endstr; + } + mOutput << startstr << "}" << endstr; + } + + // write texture UVs if available + if (mesh->HasTextureCoords(0)) + { + mOutput << endstr << startstr << "MeshTextureCoords {" << endstr; + mOutput << startstr << mesh->mNumVertices << ";" << endstr; + for (size_t a = 0; a < mesh->mNumVertices; a++) + //for (int a = (int)mesh->mNumVertices-1; a >=0 ; a--) + { + aiVector3D& uv = mesh->mTextureCoords[0][a]; // uv of first uv layer for the vertex + mOutput << startstr << uv.x << ";" << uv.y; + if (a < mesh->mNumVertices-1) + //if (a >0 ) + mOutput << ";," << endstr; + else + mOutput << ";;" << endstr; + } + mOutput << startstr << "}" << endstr; + } + + // write color channel if available + if (mesh->HasVertexColors(0)) + { + mOutput << endstr << startstr << "MeshVertexColors {" << endstr; + mOutput << startstr << mesh->mNumVertices << ";" << endstr; + for (size_t a = 0; a < mesh->mNumVertices; a++) + { + aiColor4D& mColors = mesh->mColors[0][a]; // color of first vertex color set for the vertex + mOutput << startstr << a << ";" << mColors.r << ";" << mColors.g << ";" << mColors.b << ";" << mColors.a << ";;"; + if (a < mesh->mNumVertices-1) + mOutput << "," << endstr; + else + mOutput << ";" << endstr; + } + mOutput << startstr << "}" << endstr; + } + /* + else + { + mOutput << endstr << startstr << "MeshVertexColors {" << endstr; + mOutput << startstr << mesh->mNumVertices << ";" << endstr; + for (size_t a = 0; a < mesh->mNumVertices; a++) + { + aiColor4D* mColors = mesh->mColors[a]; + mOutput << startstr << a << ";0.500000;0.000000;0.000000;0.500000;;"; + if (a < mesh->mNumVertices-1) + mOutput << "," << endstr; + else + mOutput << ";" << endstr; + } + mOutput << startstr << "}" << endstr; + } + */ + PopTag(); + mOutput << startstr << "}" << endstr << endstr; + +} + + +void XFileExporter::writePath(aiString path) +{ + std::string str = std::string(path.C_Str()); + BaseImporter::ConvertUTF8toISO8859_1(str); + + while( str.find( "\\\\") != std::string::npos) + str.replace( str.find( "\\\\"), 2, "\\"); + + while( str.find( "\\") != std::string::npos) + str.replace( str.find( "\\"), 1, "/"); + + mOutput << str; + +} + +#endif +#endif + diff --git a/code/XFileExporter.h b/code/XFileExporter.h new file mode 100644 index 000000000..fa4e6d38e --- /dev/null +++ b/code/XFileExporter.h @@ -0,0 +1,125 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2012, 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. + +@author: Richard Steffen, 2014 + +---------------------------------------------------------------------- +*/ + +/** @file XFileExporter.h + * Declares the exporter class to write a scene to a Collada file + */ +#ifndef AI_XFILEEXPORTER_H_INC +#define AI_XFILEEXPORTER_H_INC + +#include "../include/assimp/ai_assert.h" +#include + +struct aiScene; +struct aiNode; + +namespace Assimp +{ + +/// Helper class to export a given scene to a X-file. +/// Note: an xFile uses a left hand system. Assimp used a right hand system (OpenGL), therefore we have to transform everything +class XFileExporter +{ +public: + /// Constructor for a specific scene to export + XFileExporter(const aiScene* pScene, IOSystem* pIOSystem, const std::string& path, const std::string& file); + + /// Destructor + virtual ~XFileExporter(); + +protected: + /// Starts writing the contents + void WriteFile(); + + /// Writes the asset header + void WriteHeader(); + + /// write a frame transform + void WriteFrameTransform(aiMatrix4x4& m); + + /// Recursively writes the given node + void WriteNode( aiNode* pNode ); + + /// write a mesh entry of the scene + void WriteMesh(const aiMesh* mesh); + + /// Enters a new xml element, which increases the indentation + void PushTag() { startstr.append( " "); } + + /// Leaves an element, decreasing the indentation + void PopTag() { ai_assert( startstr.length() > 1); startstr.erase( startstr.length() - 2); } + +public: + /// Stringstream to write all output into + std::stringstream mOutput; + +protected: + + /// write a path + void writePath(aiString path); + + /// The IOSystem for output + IOSystem* mIOSystem; + + /// Path of the directory where the scene will be exported + const std::string mPath; + + /// Name of the file (without extension) where the scene will be exported + const std::string mFile; + + /// The scene to be written + const aiScene* mScene; + bool mSceneOwned; + + /// current line start string, contains the current indentation for simple stream insertion + std::string startstr; + + /// current line end string for simple stream insertion + std::string endstr; + +protected: + +}; + +} + +#endif // !! AI_XFILEEXPORTER_H_INC diff --git a/include/assimp/Exporter.hpp b/include/assimp/Exporter.hpp index d8ce6fa72..fbf1ce1d6 100644 --- a/include/assimp/Exporter.hpp +++ b/include/assimp/Exporter.hpp @@ -81,7 +81,7 @@ class ASSIMP_API Exporter public: /** Function pointer type of a Export worker function */ - typedef void (*fpExportFunc)(const char*,IOSystem*,const aiScene*); + typedef void (*fpExportFunc)(const char*,IOSystem*, const aiScene*); /** Internal description of an Assimp export format option */ struct ExportFormatEntry