Merge branch 'master' into issue_2456_text_formats_precision

code/CMakeLists.txt

@@ -60,6 +60,7 @@ SOURCE_GROUP( Compiler FILES ${COMPILER_HEADERS})
 
 SET( PUBLIC_HEADERS
   ${HEADER_PATH}/anim.h
+  ${HEADER_PATH}/aabb.h
   ${HEADER_PATH}/ai_assert.h
   ${HEADER_PATH}/camera.h
   ${HEADER_PATH}/color4.h
@@ -668,6 +669,8 @@ SET( PostProcessing_SRCS
   PostProcessing/MakeVerboseFormat.h
   PostProcessing/ScaleProcess.cpp
   PostProcessing/ScaleProcess.h
+  PostProcessing/GenBoundingBoxesProcess.cpp
+  PostProcessing/GenBoundingBoxesProcess.h
 )
 SOURCE_GROUP( PostProcessing FILES ${PostProcessing_SRCS})
 

code/Collada/ColladaExporter.cpp

@@ -1671,4 +1671,4 @@ void ColladaExporter::WriteNode( const aiScene* pScene, aiNode* pNode)
 }
 
 #endif
-#endif
+#endif

code/Collada/ColladaExporter.h

@@ -150,7 +150,6 @@ public:
     /// Stringstream to write all output into
     std::stringstream mOutput;
 
-protected:
     /// The IOSystem for output
     IOSystem* mIOSystem;
 
@@ -204,7 +203,7 @@ protected:
 
   std::map<unsigned int, std::string> textures;
 
-protected:
+public:
   /// Dammit C++ - y u no compile two-pass? No I have to add all methods below the struct definitions
   /// Reads a single surface entry from the given material keys
   void ReadMaterialSurface( Surface& poSurface, const aiMaterial* pSrcMat, aiTextureType pTexture, const char* pKey, size_t pType, size_t pIndex);

code/Collada/ColladaParser.cpp

@@ -323,10 +323,8 @@ void ColladaParser::ReadMetaDataItem(StringMetaData &metadata)
             aiString aistr;
             aistr.Set(value_char);
             metadata.emplace(camel_key_str, aistr);
-            TestClosing(key_str.c_str());
         }
-        else
+        TestClosing(key_str.c_str());
-            SkipElement();
     }
     else
         SkipElement();

code/Common/BaseProcess.cpp

@@ -89,7 +89,7 @@ void BaseProcess::ExecuteOnScene( Importer* pImp)
 
         // and kill the partially imported data
         delete pImp->Pimpl()->mScene;
-        pImp->Pimpl()->mScene = NULL;
+        pImp->Pimpl()->mScene = nullptr;
     }
 }
 

code/Common/PostStepRegistry.cpp

@@ -131,6 +131,10 @@ corresponding preprocessor flag to selectively disable steps.
 #if (!defined ASSIMP_BUILD_NO_GLOBALSCALE_PROCESS)
 #   include "PostProcessing/ScaleProcess.h"
 #endif
+#if (!defined ASSIMP_BUILD_NO_GENBOUNDINGBOXES_PROCESS)
+#   include "PostProcessing/GenBoundingBoxesProcess.h"
+#endif
+
 
 namespace Assimp {
 
@@ -246,6 +250,9 @@ void GetPostProcessingStepInstanceList(std::vector< BaseProcess* >& out)
 #if (!defined ASSIMP_BUILD_NO_IMPROVECACHELOCALITY_PROCESS)
     out.push_back( new ImproveCacheLocalityProcess());
 #endif
+#if (!defined ASSIMP_BUILD_NO_GENBOUNDINGBOXES_PROCESS)
+    out.push_back(new GenBoundingBoxesProcess);
+#endif
 }
 
 }

code/PostProcessing/GenBoundingBoxesProcess.cpp

@@ -0,0 +1,115 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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.
+---------------------------------------------------------------------------
+*/
+
+#ifndef ASSIMP_BUILD_NO_GENBOUNDINGBOXES_PROCESS
+
+#include "PostProcessing/GenBoundingBoxesProcess.h"
+
+#include <assimp/postprocess.h>
+#include <assimp/scene.h>
+
+namespace Assimp {
+
+GenBoundingBoxesProcess::GenBoundingBoxesProcess()
+: BaseProcess() {
+
+}
+
+GenBoundingBoxesProcess::~GenBoundingBoxesProcess() {
+    // empty
+}
+
+bool GenBoundingBoxesProcess::IsActive(unsigned int pFlags) const {
+    return 0 != ( pFlags & aiProcess_GenBoundingBoxes );
+}
+
+void checkMesh(aiMesh* mesh, aiVector3D& min, aiVector3D& max) {
+    ai_assert(nullptr != mesh);
+
+    if (0 == mesh->mNumVertices) {
+        return;
+    }
+
+    for (unsigned int i = 0; i < mesh->mNumVertices; ++i) {
+        const aiVector3D &pos = mesh->mVertices[i];
+        if (pos.x < min.x) {
+            min.x = pos.x;
+        }
+        if (pos.y < min.y) {
+            min.y = pos.y;
+        }
+        if (pos.z < min.z) {
+            min.z = pos.z;
+        }
+
+        if (pos.x > max.x) {
+            max.x = pos.x;
+        }
+        if (pos.y > max.y) {
+            max.y = pos.y;
+        }
+        if (pos.z > max.z) {
+            max.z = pos.z;
+        }
+    }
+}
+
+void GenBoundingBoxesProcess::Execute(aiScene* pScene) {
+    if (nullptr == pScene) {
+        return;
+    }
+
+    for (unsigned int i = 0; i < pScene->mNumMeshes; ++i) {
+        aiMesh* mesh = pScene->mMeshes[i];
+        if (nullptr == mesh) {
+            continue;
+        }
+
+        aiVector3D min(999999, 999999, 999999), max(-999999, -999999, -999999);
+        checkMesh(mesh, min, max);
+        mesh->mAABB.mMin = min;
+        mesh->mAABB.mMax = max;
+    }
+}
+
+} // Namespace Assimp
+
+#endif // ASSIMP_BUILD_NO_GENBOUNDINGBOXES_PROCESS

code/PostProcessing/GenBoundingBoxesProcess.h

@@ -0,0 +1,76 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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 Defines a post-processing step to generate Axis-aligned bounding
+ *        volumes for all meshes.
+ */
+
+#pragma once
+
+#ifndef AI_GENBOUNDINGBOXESPROCESS_H_INC
+#define AI_GENBOUNDINGBOXESPROCESS_H_INC
+
+#ifndef ASSIMP_BUILD_NO_GENBOUNDINGBOXES_PROCESS
+
+#include "Common/BaseProcess.h"
+
+namespace Assimp {
+
+/** Post-processing process to find axis-aligned bounding volumes for amm meshes
+ *  used in a scene
+ */
+class ASSIMP_API GenBoundingBoxesProcess : public BaseProcess {
+public:
+    /// The class constructor.
+    GenBoundingBoxesProcess();
+    /// The class destructor.
+    ~GenBoundingBoxesProcess();
+    /// Will return true, if aiProcess_GenBoundingBoxes is defined.
+    bool IsActive(unsigned int pFlags) const override;
+    /// The execution callback.
+    void Execute(aiScene* pScene) override;
+};
+
+} // Namespace Assimp
+
+#endif // #ifndef ASSIMP_BUILD_NO_GENBOUNDINGBOXES_PROCESS
+
+#endif // AI_GENBOUNDINGBOXESPROCESS_H_INC

code/PostProcessing/SplitLargeMeshes.h

@@ -4,7 +4,6 @@ Open Asset Import Library (assimp)
 
 Copyright (c) 2006-2019, assimp team
 
-
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,
@@ -40,7 +39,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 ----------------------------------------------------------------------
 */
 
-/** @file Defines a post processing step to split large meshes into submeshes
+/** @file Defines a post processing step to split large meshes into sub-meshes
  */
 #ifndef AI_SPLITLARGEMESHES_H_INC
 #define AI_SPLITLARGEMESHES_H_INC
@@ -51,10 +50,10 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <assimp/mesh.h>
 #include <assimp/scene.h>
 
+// Forward declarations
 class SplitLargeMeshesTest;
 
-namespace Assimp
+namespace Assimp {
-{
 
 class SplitLargeMeshesProcess_Triangle;
 class SplitLargeMeshesProcess_Vertex;

include/assimp/ParsingUtils.h

@@ -196,8 +196,7 @@ bool GetNextLine( const char_t*& buffer, char_t out[ BufferSize ] ) {
 
 // ---------------------------------------------------------------------------------
 template <class char_t>
-AI_FORCE_INLINE bool IsNumeric( char_t in)
+AI_FORCE_INLINE bool IsNumeric( char_t in) {
-{
     return ( in >= '0' && in <= '9' ) || '-' == in || '+' == in;
 }
 

include/assimp/aabb.h

@@ -0,0 +1,76 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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.
+---------------------------------------------------------------------------
+*/
+
+#pragma once
+#ifndef AI_AABB_H_INC
+#define AI_AABB_H_INC
+
+#include <assimp/vector3.h>
+
+struct aiAABB {
+    C_STRUCT aiVector3D mMin;
+    C_STRUCT aiVector3D mMax;
+
+#ifdef __cplusplus
+
+    aiAABB()
+    : mMin()
+    , mMax() {
+        // empty
+    }
+
+    aiAABB(const aiVector3D &min, const aiVector3D &max )
+    : mMin(min)
+    , mMax(max) {
+        // empty
+    }
+
+    ~aiAABB() {
+        // empty
+    }
+
+#endif 
+};
+
+
+#endif

include/assimp/camera.h

@@ -162,7 +162,6 @@ struct aiCamera
      */
     float mClipPlaneFar;
 
-
     /** Screen aspect ratio.
      *
      * This is the ration between the width and the height of the

include/assimp/defs.h

@@ -122,7 +122,8 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * OPTIMIZEANIMS
  * OPTIMIZEGRAPH
  * GENENTITYMESHES
- * FIXTEXTUREPATHS */
+ * FIXTEXTUREPATHS
+ * GENBOUNDINGBOXES */
 //////////////////////////////////////////////////////////////////////////
 
 #ifdef _MSC_VER
@@ -214,10 +215,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #endif
 
 #if (defined(__BORLANDC__) || defined (__BCPLUSPLUS__))
-#error Currently, Borland is unsupported. Feel free to port Assimp.
+#   error Currently, Borland is unsupported. Feel free to port Assimp.
-
-// "W8059 Packgröße der Struktur geändert"
-
 #endif
 
 
@@ -273,6 +271,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define AI_DEG_TO_RAD(x) ((x)*(ai_real)0.0174532925)
 #define AI_RAD_TO_DEG(x) ((x)*(ai_real)57.2957795)
 
+/* Numerical limits */
+static const ai_real ai_epsilon = (ai_real) 0.00001;
+
 /* Support for big-endian builds */
 #if defined(__BYTE_ORDER__)
 #   if (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
@@ -304,6 +305,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #  else
 #    define AI_NO_EXCEPT
 #  endif
-#endif
+#endif // _MSC_VER
 
 #endif // !! AI_DEFINES_H_INC

include/assimp/mesh.h

@@ -48,7 +48,8 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef AI_MESH_H_INC
 #define AI_MESH_H_INC
 
-#include "types.h"
+#include <assimp/types.h>
+#include <assimp/aabb.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -714,6 +715,11 @@ struct aiMesh
      *  Method of morphing when animeshes are specified. 
      */
     unsigned int mMethod;
+
+    /**
+     *
+     */
+    C_STRUCT aiAABB mAABB;
 	
 #ifdef __cplusplus
 
@@ -735,7 +741,8 @@ struct aiMesh
     , mMaterialIndex( 0 )
     , mNumAnimMeshes( 0 )
     , mAnimMeshes(nullptr)
-    , mMethod( 0 ) {
+    , mMethod( 0 )
+    , mAABB() {
         for( unsigned int a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a ) {
             mNumUVComponents[a] = 0;
             mTextureCoords[a] = nullptr;

include/assimp/postprocess.h

@@ -438,7 +438,7 @@ enum aiPostProcessSteps
     aiProcess_FindInstances = 0x100000,
 
     // -------------------------------------------------------------------------
-    /** <hr>A postprocessing step to reduce the number of meshes.
+    /** <hr>A post-processing step to reduce the number of meshes.
      *
      *  This will, in fact, reduce the number of draw calls.
      *
@@ -450,7 +450,7 @@ enum aiPostProcessSteps
 
 
     // -------------------------------------------------------------------------
-    /** <hr>A postprocessing step to optimize the scene hierarchy.
+    /** <hr>A post-processing step to optimize the scene hierarchy.
      *
      *  Nodes without animations, bones, lights or cameras assigned are
      *  collapsed and joined.
@@ -514,7 +514,7 @@ enum aiPostProcessSteps
 
     // -------------------------------------------------------------------------
     /** <hr>This step splits meshes with many bones into sub-meshes so that each
-     * su-bmesh has fewer or as many bones as a given limit.
+     * sub-mesh has fewer or as many bones as a given limit.
     */
     aiProcess_SplitByBoneCount  = 0x2000000,
 
@@ -541,7 +541,7 @@ enum aiPostProcessSteps
     *  global scaling from your importer settings like in FBX. Use the flag
     *  AI_CONFIG_GLOBAL_SCALE_FACTOR_KEY from the global property table to configure this.
     *
-    *  Use <tt>#AI_CONFIG_GLOBAL_SCALE_FACTOR_KEY</tt> to setup the global scaing factor.
+    *  Use <tt>#AI_CONFIG_GLOBAL_SCALE_FACTOR_KEY</tt> to setup the global scaling factor.
     */
     aiProcess_GlobalScale = 0x8000000,
 
@@ -574,6 +574,11 @@ enum aiPostProcessSteps
      * This process gives sense back to aiProcess_JoinIdenticalVertices
      */
     aiProcess_DropNormals = 0x40000000,
+
+    // -------------------------------------------------------------------------
+    /**
+     */
+    aiProcess_GenBoundingBoxes = 0x80000000
 };
 
 

test/CMakeLists.txt

@@ -161,6 +161,7 @@ SET( POST_PROCESSES
   unit/utTargetAnimation.cpp
   unit/utSortByPType.cpp
   unit/utSceneCombiner.cpp
+  unit/utGenBoundingBoxesProcess.cpp
 )
 
 SOURCE_GROUP( UnitTests\\Compiler     FILES  unit/CCompilerTest.c )

test/models/PLY/cube_test.ply

@@ -1,6 +1,6 @@
 ply
 format ascii 1.0
-comment Created by Open Asset Import Library - http://assimp.sf.net (v4.1.3945266037)
+comment Created by Open Asset Import Library - http://assimp.sf.net (v4.1.649942190)
 element vertex 8
 property float x
 property float y

test/unit/utGenBoundingBoxesProcess.cpp

@@ -0,0 +1,88 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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 "UnitTestPCH.h"
+
+#include "PostProcessing/GenBoundingBoxesProcess.h"
+#include <assimp/mesh.h>
+#include <assimp/scene.h>
+
+using namespace Assimp;
+
+class utGenBoundingBoxesProcess : public ::testing::Test {
+public:
+    void SetUp() override {
+        mProcess = new GenBoundingBoxesProcess;
+        mMesh = new aiMesh();
+        mMesh->mNumVertices = 100;
+        mMesh->mVertices = new aiVector3D[100];
+        for (unsigned int i = 0; i < 100; ++i) {
+            mMesh->mVertices[i] = aiVector3D(i, i, i);
+        }
+        mScene = new aiScene();
+        mScene->mNumMeshes = 1;
+        mScene->mMeshes = new aiMesh*[1];
+        mScene->mMeshes[0] = mMesh;
+    }
+
+    void TearDown() override {
+        delete mProcess;
+        delete mScene;
+    }
+
+protected:
+    GenBoundingBoxesProcess *mProcess;
+    aiMesh *mMesh;
+    aiScene* mScene;
+};
+
+TEST_F(utGenBoundingBoxesProcess, executeTest) {
+    mProcess->Execute(mScene);
+
+    aiMesh* mesh = mScene->mMeshes[0];
+    EXPECT_NE(nullptr, mesh);
+    EXPECT_EQ(0, mesh->mAABB.mMin.x);
+    EXPECT_EQ(0, mesh->mAABB.mMin.y);
+    EXPECT_EQ(0, mesh->mAABB.mMin.z);
+
+    EXPECT_EQ(99, mesh->mAABB.mMax.x);
+    EXPECT_EQ(99, mesh->mAABB.mMax.y);
+    EXPECT_EQ(99, mesh->mAABB.mMax.z);
+}