Merge branch 'master' into dependabot/github_actions/actions/upload-artifact-4

CMakeLists.txt

@@ -137,7 +137,7 @@ IF (WIN32)
 ELSE()
   OPTION( ASSIMP_BUILD_ZLIB
     "Build your own zlib"
-    ON
+    OFF
   )
 ENDIF()
 

code/Pbrt/PbrtExporter.cpp

@@ -89,22 +89,27 @@ using namespace Assimp;
 
 namespace Assimp {
 
-void ExportScenePbrt (
-    const char* pFile,
-    IOSystem* pIOSystem,
-    const aiScene* pScene,
-    const ExportProperties* /*pProperties*/
-){
+void ExportScenePbrt(const char *pFile, IOSystem *pIOSystem, const aiScene *pScene,
+        const ExportProperties *) {
     std::string path = DefaultIOSystem::absolutePath(std::string(pFile));
     std::string file = DefaultIOSystem::completeBaseName(std::string(pFile));
-
+    path = path + file + ".pbrt";
     // initialize the exporter
     PbrtExporter exporter(pScene, pIOSystem, path, file);
 }
 
 } // end of namespace Assimp
 
-// Constructor
+static void create_embedded_textures_folder(const aiScene *scene, IOSystem *pIOSystem) {
+    if (scene->mNumTextures > 0) {
+        if (!pIOSystem->Exists("textures")) {
+            if (!pIOSystem->CreateDirectory("textures")) {
+                throw DeadlyExportError("Could not create textures/ directory.");
+            }
+        }
+    }
+}
+
 PbrtExporter::PbrtExporter(
         const aiScene *pScene, IOSystem *pIOSystem,
         const std::string &path, const std::string &file) :
@@ -127,10 +132,10 @@ PbrtExporter::PbrtExporter(
         0.f,  0.f,  1.f, 0.f, //
         0.f,  0.f,  0.f, 1.f  //
     ) * mRootTransform;
+    
     // Export embedded textures.
-    if (mScene->mNumTextures > 0)
-        if (!mIOSystem->CreateDirectory("textures"))
-            throw DeadlyExportError("Could not create textures/ directory.");
+    create_embedded_textures_folder(mScene, mIOSystem);
+    
     for (unsigned int i = 0; i < mScene->mNumTextures; ++i) {
         aiTexture* tex = mScene->mTextures[i];
         std::string fn = CleanTextureFilename(tex->mFilename, false);
@@ -176,9 +181,6 @@ PbrtExporter::PbrtExporter(
     outfile->Write(mOutput.str().c_str(), mOutput.str().length(), 1);
 }
 
-// Destructor
-PbrtExporter::~PbrtExporter() = default;
-
 void PbrtExporter::WriteMetaData() {
     mOutput << "#############################\n";
     mOutput << "# Scene metadata:\n";

code/Pbrt/PbrtExporter.h

@@ -70,15 +70,33 @@ class ExportProperties;
 // ---------------------------------------------------------------------
 /** Helper class to export a given scene to a Pbrt file. */
 // ---------------------------------------------------------------------
-class PbrtExporter
-{
+class PbrtExporter {
 public:
     /// Constructor for a specific scene to export
     PbrtExporter(const aiScene *pScene, IOSystem *pIOSystem,
             const std::string &path, const std::string &file);
 
     /// Destructor
-    virtual ~PbrtExporter();
+    virtual ~PbrtExporter() = default;
+
+private:
+    aiMatrix4x4 GetNodeTransform(const aiString &name) const;
+    static std::string TransformAsString(const aiMatrix4x4 &m);
+    static std::string RemoveSuffix(std::string filename);
+    std::string CleanTextureFilename(const aiString &f, bool rewriteExtension = true) const;
+    void WriteMetaData();
+    void WriteWorldDefinition();
+    void WriteCameras();
+    void WriteCamera(int i);
+    void WriteLights();
+    void WriteTextures();
+    static bool TextureHasAlphaMask(const std::string &filename);
+    void WriteMaterials();
+    void WriteMaterial(int i);
+    void WriteMesh(aiMesh *mesh);
+    void WriteInstanceDefinition(int i);
+    void WriteGeometricObjects(aiNode *node, aiMatrix4x4 parentTransform,
+            std::map<int, int> &meshUses);
 
 private:
     // the scene to export
@@ -96,39 +114,11 @@ private:
     /// Name of the file (without extension) where the scene will be exported
     const std::string mFile;
 
-private:
     //  A private set to keep track of which textures have been declared
     std::set<std::string> mTextureSet;
 
     // Transform to apply to the root node and all root objects such as cameras, lights, etc.
     aiMatrix4x4 mRootTransform;
-
-    aiMatrix4x4 GetNodeTransform(const aiString& name) const;
-    static std::string TransformAsString(const aiMatrix4x4& m);
-
-    static std::string RemoveSuffix(std::string filename);
-    std::string CleanTextureFilename(const aiString &f, bool rewriteExtension = true) const;
-
-    void WriteMetaData();
-
-    void WriteWorldDefinition();
-
-    void WriteCameras();
-    void WriteCamera(int i);
-
-    void WriteLights();
-
-    void WriteTextures();
-    static bool TextureHasAlphaMask(const std::string &filename);
-
-    void WriteMaterials();
-    void WriteMaterial(int i);
-
-    void WriteMesh(aiMesh* mesh);
-
-    void WriteInstanceDefinition(int i);
-    void WriteGeometricObjects(aiNode* node, aiMatrix4x4 parentTransform,
-                               std::map<int, int> &meshUses);
 };
 
 } // namespace Assimp

contrib/poly2tri/poly2tri/sweep/sweep.cc

@@ -111,6 +111,9 @@ void Sweep::EdgeEvent(SweepContext& tcx, Edge* edge, Node* node)
 
 void Sweep::EdgeEvent(SweepContext& tcx, Point& ep, Point& eq, Triangle* triangle, Point& point)
 {
+  if (triangle == nullptr)
+   return;
+
   if (IsEdgeSideOfTriangle(*triangle, ep, eq)) {
     return;
   }

include/assimp/IOSystem.hpp

@@ -97,7 +97,7 @@ public:
      *  Create an instance of your derived class and assign it to an
      *  #Assimp::Importer instance by calling Importer::SetIOHandler().
      */
-    IOSystem() AI_NO_EXCEPT;
+    IOSystem() AI_NO_EXCEPT = default;
 
     // -------------------------------------------------------------------
     /** @brief Virtual destructor.
@@ -105,7 +105,7 @@ public:
      *  It is safe to be called from within DLL Assimp, we're constructed
      *  on Assimp's heap.
      */
-    virtual ~IOSystem();
+    virtual ~IOSystem() = default;
 
     // -------------------------------------------------------------------
     /** @brief For backward compatibility
@@ -236,12 +236,6 @@ private:
     std::vector<std::string> m_pathStack;
 };
 
-// ----------------------------------------------------------------------------
-AI_FORCE_INLINE IOSystem::IOSystem() AI_NO_EXCEPT = default;
-
-// ----------------------------------------------------------------------------
-AI_FORCE_INLINE IOSystem::~IOSystem() = default;
-
 // ----------------------------------------------------------------------------
 // For compatibility, the interface of some functions taking a std::string was
 // changed to const char* to avoid crashes between binary incompatible STL

test/CMakeLists.txt

@@ -165,6 +165,7 @@ SET( IMPORTERS
   unit/ImportExport/MDL/utMDLImporter_HL1_Nodes.cpp
   unit/ImportExport/RAW/utRAWImportExport.cpp
   unit/ImportExport/Terragen/utTerragenImportExport.cpp
+  unit/ImportExport/Pbrt/utPbrtImportExport.cpp
 )
 
 SET( MATERIAL

test/unit/ImportExport/Pbrt/utPbrtImportExport.cpp

@@ -0,0 +1,70 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2020, 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.
+---------------------------------------------------------------------------
+*/
+#include "AbstractImportExportBase.h"
+#include "UnitTestPCH.h"
+#include <assimp/postprocess.h>
+#include <assimp/scene.h>
+#include <assimp/Importer.hpp>
+#include <assimp/Exporter.hpp>
+
+using namespace Assimp;
+
+class utPbrtImportExport : public AbstractImportExportBase {
+public:
+#ifndef ASSIMP_BUILD_NO_EXPORT
+	bool exporterTest() override {
+		Assimp::Importer importer;
+		const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/OBJ/spider.obj", aiProcess_ValidateDataStructure);
+		EXPECT_NE(scene, nullptr );
+
+        ::Assimp::Exporter exporter;
+		return AI_SUCCESS == exporter.Export(scene, "pbrt", ASSIMP_TEST_MODELS_DIR "/OBJ/spider_out.pbrt");
+    }
+#endif
+};
+
+#ifndef ASSIMP_BUILD_NO_EXPORT
+
+TEST_F(utPbrtImportExport, exportTest_Success) {
+    EXPECT_TRUE(exporterTest());
+}
+
+#endif // ASSIMP_BUILD_NO_EXPORT