Merge branch 'master' into feature/join_vertices_processor_kill_unused_vertices

.gitignore

@@ -87,3 +87,9 @@ lib64/assimp-vc120-mt.exp
 xcuserdata
 
 cmake-build-debug
+install_manifest.txt
+tools/assimp_qt_viewer/moc_glview.cpp
+tools/assimp_qt_viewer/moc_glview.cpp_parameters
+tools/assimp_qt_viewer/moc_mainwindow.cpp
+tools/assimp_qt_viewer/moc_mainwindow.cpp_parameters
+tools/assimp_qt_viewer/ui_mainwindow.h

CMakeLists.txt

@@ -39,10 +39,12 @@ CMAKE_MINIMUM_REQUIRED( VERSION 2.8 )
 PROJECT( Assimp )
 
 # All supported options ###############################################
+
 OPTION( BUILD_SHARED_LIBS
   "Build package with shared libraries."
   ON
 )
+
 OPTION( BUILD_FRAMEWORK
   "Build package as Mac OS X Framework bundle."
   OFF
@@ -104,6 +106,12 @@ OPTION ( BUILD_DOCS
   OFF
 )
 
+IF (IOS)
+	IF (NOT CMAKE_BUILD_TYPE)
+ 		SET(CMAKE_BUILD_TYPE "Release")
+	ENDIF (NOT CMAKE_BUILD_TYPE)
+ENDIF (IOS)
+
 # Use subset of Windows.h
 if (WIN32)
   ADD_DEFINITIONS( -DWIN32_LEAN_AND_MEAN )
@@ -220,11 +228,18 @@ ELSEIF( CMAKE_COMPILER_IS_MINGW )
   ADD_DEFINITIONS( -U__STRICT_ANSI__ )
 ENDIF()
 
-IF (IOS)
+IF ( IOS )
-  SET(CMAKE_C_FLAGS   "${CMAKE_C_FLAGS}   -fembed-bitcode -O3")
+
+IF (CMAKE_BUILD_TYPE STREQUAL "Debug")
+  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fembed-bitcode -Og")
+  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fembed-bitcode -Og")
+ELSE()
+  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fembed-bitcode -O3")
   SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fembed-bitcode -O3")
 ENDIF()
 
+ENDIF( IOS )
+
 IF (ASSIMP_COVERALLS)
   MESSAGE(STATUS "Coveralls enabled")
   INCLUDE(Coveralls)
@@ -320,6 +335,8 @@ IF( NOT ZLIB_FOUND )
   SET(ZLIB_FOUND 1)
   SET(ZLIB_LIBRARIES zlibstatic)
   SET(ZLIB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/contrib/zlib ${CMAKE_CURRENT_BINARY_DIR}/contrib/zlib)
+  # need to ensure we don't link with system zlib or minizip as well.
+  SET(ASSIMP_BUILD_MINIZIP 1)
 ELSE(NOT ZLIB_FOUND)
   ADD_DEFINITIONS(-DASSIMP_BUILD_NO_OWN_ZLIB)
   SET(ZLIB_LIBRARIES_LINKED -lz)
@@ -327,7 +344,17 @@ ENDIF(NOT ZLIB_FOUND)
 INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIR})
 
 # Search for unzip
-use_pkgconfig(UNZIP minizip)
+IF ( NOT IOS )
+  IF( NOT ASSIMP_BUILD_MINIZIP )
+	  use_pkgconfig(UNZIP minizip)
+  ENDIF( NOT ASSIMP_BUILD_MINIZIP )
+ELSE ( NOT IOS )
+	IF(NOT BUILD_SHARED_LIBS)
+    IF( NOT ASSIMP_BUILD_MINIZIP )
+		  use_pkgconfig(UNZIP minizip)
+    ENDIF( NOT ASSIMP_BUILD_MINIZIP )
+	ENDIF (NOT BUILD_SHARED_LIBS)
+ENDIF ( NOT IOS )
 
 IF ( ASSIMP_NO_EXPORT )
   ADD_DEFINITIONS( -DASSIMP_BUILD_NO_EXPORT)
@@ -412,7 +439,9 @@ IF ( ASSIMP_BUILD_ASSIMP_TOOLS )
   ENDIF ( WIN32 AND DirectX_D3DX9_LIBRARY )
 
   ADD_SUBDIRECTORY( tools/assimp_cmd/ )
+IF (NOT IOS)
   ADD_SUBDIRECTORY( tools/assimp_qt_viewer/ )
+ENDIF (NOT IOS)
 ENDIF ( ASSIMP_BUILD_ASSIMP_TOOLS )
 
 IF ( ASSIMP_BUILD_SAMPLES)

code/CMakeLists.txt

@@ -911,6 +911,12 @@ ENDIF (ASSIMP_BUILD_NONFREE_C4D_IMPORTER)
 
 ADD_LIBRARY( assimp ${assimp_src} )
 
+TARGET_INCLUDE_DIRECTORIES ( assimp PUBLIC
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../include>
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/../include>
+  $<INSTALL_INTERFACE:${CMAKE_INSTALL_PREFIX}/include>
+)
+
 TARGET_LINK_LIBRARIES(assimp ${ZLIB_LIBRARIES} ${OPENDDL_PARSER_LIBRARIES} ${IRRXML_LIBRARY} )
 
 if(ANDROID AND ASSIMP_ANDROID_JNIIOSYSTEM)

code/TriangulateProcess.cpp

@@ -105,8 +105,10 @@ void TriangulateProcess::Execute( aiScene* pScene)
     bool bHas = false;
     for( unsigned int a = 0; a < pScene->mNumMeshes; a++)
     {
-        if ( TriangulateMesh( pScene->mMeshes[ a ] ) ) {
+        if (pScene->mMeshes[ a ]) {
-            bHas = true;
+            if ( TriangulateMesh( pScene->mMeshes[ a ] ) ) {
+                bHas = true;
+            }
         }
     }
     if ( bHas ) {
@@ -285,7 +287,7 @@ bool TriangulateProcess::TriangulateMesh( aiMesh* pMesh)
             // We project it onto a plane to get a 2d triangle.
 
             // Collect all vertices of of the polygon.
-            for (tmp = 0; tmp < max; ++tmp) {
+           for (tmp = 0; tmp < max; ++tmp) {
                 temp_verts3d[tmp] = verts[idx[tmp]];
             }
 

code/glTF2Asset.h

@@ -766,10 +766,17 @@ namespace glTF2
             Ref<Accessor> indices;
 
             Ref<Material> material;
+
+            struct Target {
+                AccessorList position, normal, tangent;
+            };
+            std::vector<Target> targets;
         };
 
         std::vector<Primitive> primitives;
 
+        std::vector<float> weights;
+
         Mesh() {}
 
 		/// \fn void Read(Value& pJSON_Object, Asset& pAsset_Root)

code/glTF2Asset.inl

@@ -931,6 +931,21 @@ namespace {
         else return false;
         return true;
     }
+
+    inline bool GetAttribTargetVector(Mesh::Primitive& p, const int targetIndex, const char* attr, Mesh::AccessorList*& v, int& pos)
+    {
+        if ((pos = Compare(attr, "POSITION"))) {
+            v = &(p.targets[targetIndex].position);
+        }
+        else if ((pos = Compare(attr, "NORMAL"))) {
+            v = &(p.targets[targetIndex].normal);
+        }
+        else if ((pos = Compare(attr, "TANGENT"))) {
+            v = &(p.targets[targetIndex].tangent);
+        }
+        else return false;
+        return true;
+    }
 }
 
 inline void Mesh::Read(Value& pJSON_Object, Asset& pAsset_Root)
@@ -965,6 +980,26 @@ inline void Mesh::Read(Value& pJSON_Object, Asset& pAsset_Root)
                 }
             }
 
+            if (Value* targetsArray = FindArray(primitive, "targets")) {
+                prim.targets.resize(targetsArray->Size());
+                for (unsigned int i = 0; i < targetsArray->Size(); ++i) {
+                    Value& target = (*targetsArray)[i];
+                    if (!target.IsObject()) continue;
+                    for (Value::MemberIterator it = target.MemberBegin(); it != target.MemberEnd(); ++it) {
+                        if (!it->value.IsUint()) continue;
+                        const char* attr = it->name.GetString();
+                        // Valid attribute semantics include POSITION, NORMAL, TANGENT
+                        int undPos = 0;
+                        Mesh::AccessorList* vec = 0;
+                        if (GetAttribTargetVector(prim, i, attr, vec, undPos)) {
+                            size_t idx = (attr[undPos] == '_') ? atoi(attr + undPos + 1) : 0;
+                            if ((*vec).size() <= idx) (*vec).resize(idx + 1);
+                            (*vec)[idx] = pAsset_Root.accessors.Retrieve(it->value.GetUint());
+                        }
+                    }
+                }
+            }
+
             if (Value* indices = FindUInt(primitive, "indices")) {
 				prim.indices = pAsset_Root.accessors.Retrieve(indices->GetUint());
             }
@@ -974,6 +1009,16 @@ inline void Mesh::Read(Value& pJSON_Object, Asset& pAsset_Root)
             }
         }
     }
+
+    if (Value* weights = FindArray(pJSON_Object, "weights")) {
+        this->weights.resize(weights->Size());
+        for (unsigned int i = 0; i < weights->Size(); ++i) {
+          Value& weightValue = (*weights)[i];
+          if (weightValue.IsNumber()) {
+            this->weights[i] = weightValue.GetFloat();
+          }
+        }
+    }
 }
 
 inline void Camera::Read(Value& obj, Asset& /*r*/)

code/glTF2Importer.cpp

@@ -51,6 +51,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <assimp/ai_assert.h>
 #include <assimp/DefaultLogger.hpp>
 #include <assimp/importerdesc.h>
+#include <assimp/CreateAnimMesh.h>
 
 #include <memory>
 
@@ -65,6 +66,13 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 using namespace Assimp;
 using namespace glTF2;
 
+namespace {
+    // generate bitangents from normals and tangents according to spec
+    struct Tangent {
+        aiVector3D xyz;
+        ai_real w;
+    };
+} // namespace
 
 //
 // glTF2Importer
@@ -416,10 +424,7 @@ void glTF2Importer::ImportMeshes(glTF2::Asset& r)
                 // only extract tangents if normals are present
                 if (attr.tangent.size() > 0 && attr.tangent[0]) {
                     // generate bitangents from normals and tangents according to spec
-                    struct Tangent {
+                    Tangent *tangents = nullptr;
-                        aiVector3D xyz;
-                        ai_real w;
-                    } *tangents = nullptr;
 
                     attr.tangent[0]->ExtractData(tangents);
 
@@ -445,11 +450,57 @@ void glTF2Importer::ImportMeshes(glTF2::Asset& r)
                 }
             }
 
+            std::vector<Mesh::Primitive::Target>& targets = prim.targets;
+            if (targets.size() > 0) {
+                aim->mNumAnimMeshes = targets.size();
+                aim->mAnimMeshes = new aiAnimMesh*[aim->mNumAnimMeshes];
+                for (size_t i = 0; i < targets.size(); i++) {
+                    aim->mAnimMeshes[i] = aiCreateAnimMesh(aim);
+                    aiAnimMesh& aiAnimMesh = *(aim->mAnimMeshes[i]);
+                    Mesh::Primitive::Target& target = targets[i];
+
+                    if (target.position.size() > 0) {
+                        aiVector3D *positionDiff = nullptr;
+                        target.position[0]->ExtractData(positionDiff);
+                        for(unsigned int vertexId = 0; vertexId < aim->mNumVertices; vertexId++) {
+                            aiAnimMesh.mVertices[vertexId] += positionDiff[vertexId];
+                        }
+                        delete [] positionDiff;
+                    }
+                    if (target.normal.size() > 0) {
+                        aiVector3D *normalDiff = nullptr;
+                        target.normal[0]->ExtractData(normalDiff);
+                        for(unsigned int vertexId = 0; vertexId < aim->mNumVertices; vertexId++) {
+                            aiAnimMesh.mNormals[vertexId] += normalDiff[vertexId];
+                        }
+                        delete [] normalDiff;
+                    }
+                    if (target.tangent.size() > 0) {
+                        Tangent *tangent = nullptr;
+                        attr.tangent[0]->ExtractData(tangent);
+
+                        aiVector3D *tangentDiff = nullptr;
+                        target.tangent[0]->ExtractData(tangentDiff);
+
+                        for (unsigned int vertexId = 0; vertexId < aim->mNumVertices; ++vertexId) {
+                            tangent[vertexId].xyz += tangentDiff[vertexId];
+                            aiAnimMesh.mTangents[vertexId] = tangent[vertexId].xyz;
+                            aiAnimMesh.mBitangents[vertexId] = (aiAnimMesh.mNormals[vertexId] ^ tangent[vertexId].xyz) * tangent[vertexId].w;
+                        }
+                        delete [] tangent;
+                        delete [] tangentDiff;
+                    }
+                    if (mesh.weights.size() > i) {
+                        aiAnimMesh.mWeight = mesh.weights[i];
+                    }
+                }
+            }
+
+
+            aiFace* faces = 0;
+            unsigned int nFaces = 0;
 
             if (prim.indices) {
-                aiFace* faces = 0;
-                unsigned int nFaces = 0;
-
                 unsigned int count = prim.indices->count;
 
                 Accessor::Indexer data = prim.indices->GetIndexer();
@@ -514,14 +565,78 @@ void glTF2Importer::ImportMeshes(glTF2::Asset& r)
                         }
                         break;
                 }
+            }
+            else { // no indices provided so directly generate from counts
 
-                if (faces) {
+                // use the already determined count as it includes checks 
-                    aim->mFaces = faces;
+                unsigned int count = aim->mNumVertices;
-                    aim->mNumFaces = nFaces;
+
-                    ai_assert(CheckValidFacesIndices(faces, nFaces, aim->mNumVertices));
+                switch (prim.mode) {
+                case PrimitiveMode_POINTS: {
+                    nFaces = count;
+                    faces = new aiFace[nFaces];
+                    for (unsigned int i = 0; i < count; ++i) {
+                        SetFace(faces[i], i);
+                    }
+                    break;
+                }
+
+                case PrimitiveMode_LINES: {
+                    nFaces = count / 2;
+                    faces = new aiFace[nFaces];
+                    for (unsigned int i = 0; i < count; i += 2) {
+                        SetFace(faces[i / 2], i, i + 1);
+                    }
+                    break;
+                }
+
+                case PrimitiveMode_LINE_LOOP:
+                case PrimitiveMode_LINE_STRIP: {
+                    nFaces = count - ((prim.mode == PrimitiveMode_LINE_STRIP) ? 1 : 0);
+                    faces = new aiFace[nFaces];
+                    SetFace(faces[0], 0, 1);
+                    for (unsigned int i = 2; i < count; ++i) {
+                        SetFace(faces[i - 1], faces[i - 2].mIndices[1], i);
+                    }
+                    if (prim.mode == PrimitiveMode_LINE_LOOP) { // close the loop
+                        SetFace(faces[count - 1], faces[count - 2].mIndices[1], faces[0].mIndices[0]);
+                    }
+                    break;
+                }
+
+                case PrimitiveMode_TRIANGLES: {
+                    nFaces = count / 3;
+                    faces = new aiFace[nFaces];
+                    for (unsigned int i = 0; i < count; i += 3) {
+                        SetFace(faces[i / 3], i, i + 1, i + 2);
+                    }
+                    break;
+                }
+                case PrimitiveMode_TRIANGLE_STRIP: {
+                    nFaces = count - 2;
+                    faces = new aiFace[nFaces];
+                    SetFace(faces[0], 0, 1, 2);
+                    for (unsigned int i = 3; i < count; ++i) {
+                        SetFace(faces[i - 2], faces[i - 1].mIndices[1], faces[i - 1].mIndices[2], i);
+                    }
+                    break;
+                }
+                case PrimitiveMode_TRIANGLE_FAN:
+                    nFaces = count - 2;
+                    faces = new aiFace[nFaces];
+                    SetFace(faces[0], 0, 1, 2);
+                    for (unsigned int i = 3; i < count; ++i) {
+                        SetFace(faces[i - 2], faces[0].mIndices[0], faces[i - 1].mIndices[2], i);
+                    }
+                    break;
                 }
             }
 
+            if (faces) {
+                aim->mFaces = faces;
+                aim->mNumFaces = nFaces;
+                ai_assert(CheckValidFacesIndices(faces, nFaces, aim->mNumVertices));
+            }
 
             if (prim.material) {
                 aim->mMaterialIndex = prim.material.GetIndex();

code/glTFImporter.cpp

@@ -351,10 +351,10 @@ void glTFImporter::ImportMeshes(glTF::Asset& r)
             }
 
 
-            if (prim.indices) {
+            aiFace* faces = 0;
-				aiFace* faces = 0;
+            unsigned int nFaces = 0;
-                unsigned int nFaces = 0;
 
+            if (prim.indices) {
                 unsigned int count = prim.indices->count;
 
                 Accessor::Indexer data = prim.indices->GetIndexer();
@@ -419,14 +419,78 @@ void glTFImporter::ImportMeshes(glTF::Asset& r)
                         }
                         break;
                 }
+            }
+            else { // no indices provided so directly generate from counts
 
-                if (faces) {
+                // use the already determined count as it includes checks 
-                    aim->mFaces = faces;
+                unsigned int count = aim->mNumVertices;
-                    aim->mNumFaces = nFaces;
+
-                    ai_assert(CheckValidFacesIndices(faces, nFaces, aim->mNumVertices));
+                switch (prim.mode) {
+                case PrimitiveMode_POINTS: {
+                    nFaces = count;
+                    faces = new aiFace[nFaces];
+                    for (unsigned int i = 0; i < count; ++i) {
+                        SetFace(faces[i], i);
+                    }
+                    break;
+                }
+
+                case PrimitiveMode_LINES: {
+                    nFaces = count / 2;
+                    faces = new aiFace[nFaces];
+                    for (unsigned int i = 0; i < count; i += 2) {
+                        SetFace(faces[i / 2], i, i + 1);
+                    }
+                    break;
+                }
+
+                case PrimitiveMode_LINE_LOOP:
+                case PrimitiveMode_LINE_STRIP: {
+                    nFaces = count - ((prim.mode == PrimitiveMode_LINE_STRIP) ? 1 : 0);
+                    faces = new aiFace[nFaces];
+                    SetFace(faces[0], 0, 1);
+                    for (unsigned int i = 2; i < count; ++i) {
+                        SetFace(faces[i - 1], faces[i - 2].mIndices[1], i);
+                    }
+                    if (prim.mode == PrimitiveMode_LINE_LOOP) { // close the loop
+                        SetFace(faces[count - 1], faces[count - 2].mIndices[1], faces[0].mIndices[0]);
+                    }
+                    break;
+                }
+
+                case PrimitiveMode_TRIANGLES: {
+                    nFaces = count / 3;
+                    faces = new aiFace[nFaces];
+                    for (unsigned int i = 0; i < count; i += 3) {
+                        SetFace(faces[i / 3], i, i + 1, i + 2);
+                    }
+                    break;
+                }
+                case PrimitiveMode_TRIANGLE_STRIP: {
+                    nFaces = count - 2;
+                    faces = new aiFace[nFaces];
+                    SetFace(faces[0], 0, 1, 2);
+                    for (unsigned int i = 3; i < count; ++i) {
+                        SetFace(faces[i - 2], faces[i - 1].mIndices[1], faces[i - 1].mIndices[2], i);
+                    }
+                    break;
+                }
+                case PrimitiveMode_TRIANGLE_FAN:
+                    nFaces = count - 2;
+                    faces = new aiFace[nFaces];
+                    SetFace(faces[0], 0, 1, 2);
+                    for (unsigned int i = 3; i < count; ++i) {
+                        SetFace(faces[i - 2], faces[0].mIndices[0], faces[i - 1].mIndices[2], i);
+                    }
+                    break;
                 }
             }
 
+            if (faces) {
+                aim->mFaces = faces;
+                aim->mNumFaces = nFaces;
+                ai_assert(CheckValidFacesIndices(faces, nFaces, aim->mNumVertices));
+            }
 
             if (prim.material) {
                 aim->mMaterialIndex = prim.material.GetIndex();

contrib/openddlparser/code/OpenDDLParser.cpp

@@ -100,10 +100,16 @@ static bool isUnsignedIntegerType( Value::ValueType integerType ) {
 }
 
 static DDLNode *createDDLNode( Text *id, OpenDDLParser *parser ) {
+    // Basic checks
     if( ddl_nullptr == id || ddl_nullptr == parser ) {
         return ddl_nullptr;
     }
     
+    // If the buffer is empty ( an empty node ) return nullptr
+    if ( ddl_nullptr == id->m_buffer ) {
+        return ddl_nullptr;
+    }
+
     const std::string type( id->m_buffer );
     DDLNode *parent( parser->top() );
     DDLNode *node = DDLNode::create( type, "", parent );

port/iOS/IPHONEOS_ARM64_TOOLCHAIN.cmake

@@ -3,17 +3,15 @@ INCLUDE(CMakeForceCompiler)
 SET (CMAKE_CROSSCOMPILING   TRUE)
 SET (CMAKE_SYSTEM_NAME      "Darwin")
 SET (CMAKE_SYSTEM_PROCESSOR "arm64")
+SET (IOS TRUE)
 
-SET (SDKVER     "7.1")
+SET (IOS_SDK_DEVICE iPhoneOS)
-SET (DEVROOT    "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain")
-SET (SDKROOT    "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS${SDKVER}.sdk")
-SET (CC "${DEVROOT}/usr/bin/clang")
-SET (CXX "${DEVROOT}/usr/bin/clang++")
 
-CMAKE_FORCE_C_COMPILER          (${CC} LLVM)
+SET (SDKVER     "${IOS_SDK_VERSION}")
-CMAKE_FORCE_CXX_COMPILER        (${CXX} LLVM)
+SET (DEVROOT    "${XCODE_ROOT_DIR}/Platforms/${IOS_SDK_DEVICE}.platform/Developer")
 
-SET (CMAKE_FIND_ROOT_PATH               "${SDKROOT}" "${DEVROOT}")
+
+SET (CMAKE_FIND_ROOT_PATH "${SDKROOT}" "${DEVROOT}")
 SET (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM  NEVER)
 SET (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY  ONLY)
 SET (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE  ONLY)

port/iOS/IPHONEOS_ARMV6_TOOLCHAIN.cmake

@@ -3,17 +3,15 @@ INCLUDE(CMakeForceCompiler)
 SET (CMAKE_CROSSCOMPILING   TRUE)
 SET (CMAKE_SYSTEM_NAME      "Darwin")
 SET (CMAKE_SYSTEM_PROCESSOR "armv6")
+SET (IOS TRUE)
 
-SET (SDKVER     "7.1")
+SET (IOS_SDK_DEVICE iPhoneOS)
-SET (DEVROOT    "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain")
-SET (SDKROOT    "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS${SDKVER}.sdk")
-SET (CC         "${DEVROOT}/usr/bin/clang")
-SET (CXX        "${DEVROOT}/usr/bin/clang++")
 
-CMAKE_FORCE_C_COMPILER          (${CC} LLVM)
+SET (SDKVER     "${IOS_SDK_VERSION}")
-CMAKE_FORCE_CXX_COMPILER        (${CXX} LLVM)
+SET (DEVROOT    "${XCODE_ROOT_DIR}/Platforms/${IOS_SDK_DEVICE}.platform/Developer")
 
-SET (CMAKE_FIND_ROOT_PATH               "${SDKROOT}" "${DEVROOT}")
+
+SET (CMAKE_FIND_ROOT_PATH "${SDKROOT}" "${DEVROOT}")
 SET (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM  NEVER)
 SET (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY  ONLY)
 SET (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE  ONLY)

port/iOS/IPHONEOS_ARMV7S_TOOLCHAIN.cmake

@@ -3,17 +3,15 @@ INCLUDE(CMakeForceCompiler)
 SET (CMAKE_CROSSCOMPILING   TRUE)
 SET (CMAKE_SYSTEM_NAME      "Darwin")
 SET (CMAKE_SYSTEM_PROCESSOR "armv7s")
+SET (IOS TRUE)
 
-SET (SDKVER     "7.1")
+SET (IOS_SDK_DEVICE iPhoneOS)
-SET (DEVROOT    "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain")
-SET (SDKROOT    "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS${SDKVER}.sdk")
-SET (CC         "${DEVROOT}/usr/bin/clang")
-SET (CXX        "${DEVROOT}/usr/bin/clang++")
 
-CMAKE_FORCE_C_COMPILER          (${CC} LLVM)
+SET (SDKVER     "${IOS_SDK_VERSION}")
-CMAKE_FORCE_CXX_COMPILER        (${CXX} LLVM)
+SET (DEVROOT    "${XCODE_ROOT_DIR}/Platforms/${IOS_SDK_DEVICE}.platform/Developer")
 
-SET (CMAKE_FIND_ROOT_PATH               "${SDKROOT}" "${DEVROOT}")
+
+SET (CMAKE_FIND_ROOT_PATH "${SDKROOT}" "${DEVROOT}")
 SET (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM  NEVER)
 SET (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY  ONLY)
 SET (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE  ONLY)

port/iOS/IPHONEOS_ARMV7_TOOLCHAIN.cmake

@@ -3,17 +3,15 @@ INCLUDE(CMakeForceCompiler)
 SET (CMAKE_CROSSCOMPILING   TRUE)
 SET (CMAKE_SYSTEM_NAME      "Darwin")
 SET (CMAKE_SYSTEM_PROCESSOR "armv7")
+SET (IOS TRUE)
 
-SET (SDKVER     "7.1")
+SET (IOS_SDK_DEVICE iPhoneOS)
-SET (DEVROOT    "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain")
-SET (SDKROOT    "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS${SDKVER}.sdk")
-SET (CC         "${DEVROOT}/usr/bin/clang")
-SET (CXX        "${DEVROOT}/usr/bin/clang++")
 
-CMAKE_FORCE_C_COMPILER          (${CC} LLVM)
+SET (SDKVER     "${IOS_SDK_VERSION}")
-CMAKE_FORCE_CXX_COMPILER        (${CXX} LLVM)
+SET (DEVROOT    "${XCODE_ROOT_DIR}/Platforms/${IOS_SDK_DEVICE}.platform/Developer")
 
-SET (CMAKE_FIND_ROOT_PATH               "${SDKROOT}" "${DEVROOT}")
+
+SET (CMAKE_FIND_ROOT_PATH "${SDKROOT}" "${DEVROOT}")
 SET (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM  NEVER)
 SET (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY  ONLY)
 SET (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE  ONLY)

port/iOS/IPHONEOS_I386_TOOLCHAIN.cmake

@@ -3,18 +3,15 @@ INCLUDE(CMakeForceCompiler)
 SET (CMAKE_CROSSCOMPILING   TRUE)
 SET (CMAKE_SYSTEM_NAME      "Darwin")
 SET (CMAKE_SYSTEM_PROCESSOR "i386")
+SET (IOS TRUE)
 
-SET (SDKVER     "7.1")
+SET (IOS_SDK_DEVICE iPhoneSimulator)
 
-SET (DEVROOT    "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain")
+SET (SDKVER     "${IOS_SDK_VERSION}")
-SET (SDKROOT    "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator${SDKVER}.sdk")
+SET (DEVROOT    "${XCODE_ROOT_DIR}/Platforms/${IOS_SDK_DEVICE}.platform/Developer")
-SET (CC         "${DEVROOT}/usr/bin/clang")
-SET (CXX        "${DEVROOT}/usr/bin/clang++")
 
-CMAKE_FORCE_C_COMPILER          (${CC} LLVM)
-CMAKE_FORCE_CXX_COMPILER        (${CXX} LLVM)
 
-SET (CMAKE_FIND_ROOT_PATH               "${SDKROOT}" "${DEVROOT}")
+SET (CMAKE_FIND_ROOT_PATH "${SDKROOT}" "${DEVROOT}")
 SET (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM  NEVER)
 SET (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY  ONLY)
 SET (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE  ONLY)

port/iOS/IPHONEOS_X86_64_TOOLCHAIN.cmake

@@ -3,18 +3,15 @@ INCLUDE(CMakeForceCompiler)
 SET (CMAKE_CROSSCOMPILING   TRUE)
 SET (CMAKE_SYSTEM_NAME      "Darwin")
 SET (CMAKE_SYSTEM_PROCESSOR "x86_64")
+SET (IOS TRUE)
 
-SET (SDKVER     "7.1")
+SET (IOS_SDK_DEVICE iPhoneSimulator)
 
-SET (DEVROOT    "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain")
+SET (SDKVER     "${IOS_SDK_VERSION}")
-SET (SDKROOT    "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator${SDKVER}.sdk")
+SET (DEVROOT    "${XCODE_ROOT_DIR}/Platforms/${IOS_SDK_DEVICE}.platform/Developer")
-SET (CC         "${DEVROOT}/usr/bin/clang")
-SET (CXX        "${DEVROOT}/usr/bin/clang++")
 
-CMAKE_FORCE_C_COMPILER          (${CC} LLVM)
-CMAKE_FORCE_CXX_COMPILER        (${CXX} LLVM)
 
-SET (CMAKE_FIND_ROOT_PATH               "${SDKROOT}" "${DEVROOT}")
+SET (CMAKE_FIND_ROOT_PATH "${SDKROOT}" "${DEVROOT}")
 SET (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM  NEVER)
 SET (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY  ONLY)
 SET (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE  ONLY)

port/iOS/build.sh

@@ -6,24 +6,41 @@
 
 BUILD_DIR="./lib/iOS"
 
-IOS_SDK_VERSION=
+###################################
-IOS_SDK_TARGET=6.0
+# 		 SDK Version
-#(iPhoneOS iPhoneSimulator) -- determined from arch
+###################################
-IOS_SDK_DEVICE=
+IOS_SDK_VERSION=$(xcodebuild -version -sdk iphoneos | grep SDKVersion | cut -f2 -d ':' | tr -d '[[:space:]]')
+###################################
 
-XCODE_ROOT_DIR=/Applications/Xcode.app/Contents
+###################################
-TOOLCHAIN=$XCODE_ROOT_DIR//Developer/Toolchains/XcodeDefault.xctoolchain
+# 		 BUILD Configuration
+###################################
 
-BUILD_ARCHS_DEVICE="armv7 armv7s arm64"
+BUILD_SHARED_LIBS=OFF
-BUILD_ARCHS_SIMULATOR="i386 x86_64"
+BUILD_TYPE=Release
-BUILD_ARCHS_ALL=(armv7 armv7s arm64 i386 x86_64)
+
+################################################
+# 		 Minimum iOS deployment target version
+################################################
+MIN_IOS_VERSION="6.0"
+
+IOS_SDK_TARGET=$MIN_IOS_VERSION
+XCODE_ROOT_DIR=$(xcode-select  --print-path)
+TOOLCHAIN=$XCODE_ROOT_DIR/Toolchains/XcodeDefault.xctoolchain
+
+CMAKE_C_COMPILER=$(xcrun -find cc)
+CMAKE_CXX_COMPILER=$(xcrun -find c++)
+
+BUILD_ARCHS_DEVICE="arm64 armv7s armv7"
+BUILD_ARCHS_SIMULATOR="x86_64 i386"
+BUILD_ARCHS_ALL=($BUILD_ARCHS_DEVICE $BUILD_ARCHS_SIMULATOR)
 
 CPP_DEV_TARGET_LIST=(miphoneos-version-min mios-simulator-version-min)
 CPP_DEV_TARGET=
 CPP_STD_LIB_LIST=(libc++ libstdc++)
 CPP_STD_LIB=
 CPP_STD_LIST=(c++11 c++14)
-CPP_STD=
+CPP_STD=c++11
 
 function join { local IFS="$1"; shift; echo "$*"; }
 
@@ -41,26 +58,41 @@ build_arch()
         echo '[!] Target SDK set to DEVICE.'
     fi
 
-    unset DEVROOT SDKROOT CFLAGS LDFLAGS CPPFLAGS CXXFLAGS
+    unset DEVROOT SDKROOT CFLAGS LDFLAGS CPPFLAGS CXXFLAGS CMAKE_CLI_INPUT
            
-    export DEVROOT=$XCODE_ROOT_DIR/Developer/Platforms/$IOS_SDK_DEVICE.platform/Developer
+	#export CC="$(xcrun -sdk iphoneos -find clang)"
+    #export CPP="$CC -E"
+    export DEVROOT=$XCODE_ROOT_DIR/Platforms/$IOS_SDK_DEVICE.platform/Developer
     export SDKROOT=$DEVROOT/SDKs/$IOS_SDK_DEVICE$IOS_SDK_VERSION.sdk
-    export CFLAGS="-arch $1 -pipe -no-cpp-precomp -stdlib=$CPP_STD_LIB -isysroot $SDKROOT -$CPP_DEV_TARGET=$IOS_SDK_TARGET -I$SDKROOT/usr/include/"
+    export CFLAGS="-arch $1 -pipe -no-cpp-precomp -stdlib=$CPP_STD_LIB -isysroot $SDKROOT -I$SDKROOT/usr/include/ -miphoneos-version-min=$IOS_SDK_TARGET"
-    export LDFLAGS="-L$SDKROOT/usr/lib/"
+     if [[ "$BUILD_TYPE" =~ "Debug" ]]; then
-    export CPPFLAGS=$CFLAGS
+      export CFLAGS="$CFLAGS -Og"
+     else
+	     export CFLAGS="$CFLAGS -O3"
+     fi
+    export LDFLAGS="-arch $1 -isysroot $SDKROOT -L$SDKROOT/usr/lib/"
+    export CPPFLAGS="$CFLAGS"
     export CXXFLAGS="$CFLAGS -std=$CPP_STD"
 
     rm CMakeCache.txt
     
-    cmake  -G 'Unix Makefiles' -DCMAKE_TOOLCHAIN_FILE=./port/iOS/IPHONEOS_$(echo $1 | tr '[:lower:]' '[:upper:]')_TOOLCHAIN.cmake -DENABLE_BOOST_WORKAROUND=ON -DBUILD_SHARED_LIBS=OFF
+    CMAKE_CLI_INPUT="-DCMAKE_C_COMPILER=$CMAKE_C_COMPILER -DCMAKE_CXX_COMPILER=$CMAKE_CXX_COMPILER -DCMAKE_TOOLCHAIN_FILE=./port/iOS/IPHONEOS_$(echo $1 | tr '[:lower:]' '[:upper:]')_TOOLCHAIN.cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DENABLE_BOOST_WORKAROUND=ON -DBUILD_SHARED_LIBS=$BUILD_SHARED_LIBS"
+    
+    echo "[!] Running CMake with -G 'Unix Makefiles' $CMAKE_CLI_INPUT"
+    
+    cmake -G 'Unix Makefiles' ${CMAKE_CLI_INPUT}
 
     echo "[!] Building $1 library"
 
-    $XCODE_ROOT_DIR/Developer/usr/bin/make clean
+    xcrun -run make clean
-    $XCODE_ROOT_DIR/Developer/usr/bin/make assimp -j 8 -l
+    xcrun -run make assimp -j 8 -l    
     
-    echo "[!] Moving built libraries into: $BUILD_DIR/$1/"
+    if [[ "$BUILD_SHARED_LIBS" =~ "ON" ]]; then
+    	echo "[!] Moving built dynamic libraries into: $BUILD_DIR/$1/"
+    	mv ./lib/*.dylib  $BUILD_DIR/$1/
+    fi
     
+    echo "[!] Moving built static libraries into: $BUILD_DIR/$1/"
     mv ./lib/*.a $BUILD_DIR/$1/	   
 }
 
@@ -85,12 +117,22 @@ for i in "$@"; do
         DEPLOY_ARCHS=`echo $i | sed 's/[-a-zA-Z0-9]*=//'`
         echo "[!] Selecting architectures: $DEPLOY_ARCHS"
     ;;
+    --debug)
+    	BUILD_TYPE=Debug        
+        echo "[!] Selecting build type: Debug"
+    ;;
+    --shared-lib)
+    	BUILD_SHARED_LIBS=ON        
+        echo "[!] Will generate dynamic libraries"
+    ;;
     -n|--no-fat)
         DEPLOY_FAT=0
         echo "[!] Fat binary will not be created."
     ;;
     -h|--help)
         echo " - don't build fat library (--no-fat)."
+        echo " - Include debug information and symbols, no compiler optimizations (--debug)."
+        echo " - generate dynamic libraries rather than static ones (--shared-lib)."
         echo " - supported architectures (--archs):  $(echo $(join , ${BUILD_ARCHS_ALL[*]}) | sed 's/,/, /g')"
         echo " - supported C++ STD libs (--stdlib): $(echo $(join , ${CPP_STD_LIB_LIST[*]}) | sed 's/,/, /g')"
         echo " - supported C++ standards (--std): $(echo $(join , ${CPP_STD_LIST[*]}) | sed 's/,/, /g')"
@@ -105,29 +147,56 @@ cd ../../
 rm -rf $BUILD_DIR
 
 for ARCH_TARGET in $DEPLOY_ARCHS; do
+	echo "Creating folder: $BUILD_DIR/$ARCH_TARGET"
     mkdir -p $BUILD_DIR/$ARCH_TARGET
+    echo "Building for arc: $ARCH_TARGET" 
     build_arch $ARCH_TARGET
     #rm ./lib/libassimp.a
 done
 
 
-make_fat_binary()
+make_fat_static_or_shared_binary()
+{
+	LIB_NAME=$1
+	LIPO_ARGS=''
+    for ARCH_TARGET in $DEPLOY_ARCHS; do
+        if [[ "$BUILD_SHARED_LIBS" =~ "ON" ]]; then
+            LIPO_ARGS="$LIPO_ARGS-arch $ARCH_TARGET $BUILD_DIR/$ARCH_TARGET/$LIB_NAME.dylib "
+        else
+            LIPO_ARGS="$LIPO_ARGS-arch $ARCH_TARGET $BUILD_DIR/$ARCH_TARGET/$LIB_NAME.a "
+        fi
+    done
+    if [[ "$BUILD_SHARED_LIBS" =~ "ON" ]]; then
+    	LIPO_ARGS="$LIPO_ARGS -create -output $BUILD_DIR/$LIB_NAME-fat.dylib"
+    else
+    	LIPO_ARGS="$LIPO_ARGS -create -output $BUILD_DIR/$LIB_NAME-fat.a"
+    fi
+    lipo $LIPO_ARGS
+}
+
+make_fat_static_binary()
 {
 	LIB_NAME=$1
 	LIPO_ARGS=''
     for ARCH_TARGET in $DEPLOY_ARCHS; do
         LIPO_ARGS="$LIPO_ARGS-arch $ARCH_TARGET $BUILD_DIR/$ARCH_TARGET/$LIB_NAME.a "
     done
-    LIPO_ARGS="$LIPO_ARGS-create -output $BUILD_DIR/$LIB_NAME-fat.a"
+    LIPO_ARGS="$LIPO_ARGS -create -output $BUILD_DIR/$LIB_NAME-fat.a"
     lipo $LIPO_ARGS
 }
 
 if [[ "$DEPLOY_FAT" -eq 1 ]]; then
     echo '[+] Creating fat binaries ...'
     
-    make_fat_binary 'libassimp'
+    if [[ "$BUILD_TYPE" =~ "Debug" ]]; then
-    make_fat_binary 'libIrrXML'
+    	make_fat_static_or_shared_binary 'libassimpd'
-    make_fat_binary 'libzlibstatic'
+	    make_fat_static_binary 'libIrrXMLd'
+	    make_fat_static_binary 'libzlibstaticd'
+	else
+		make_fat_static_or_shared_binary 'libassimp'
+	    make_fat_static_binary 'libIrrXML'
+	    make_fat_static_binary 'libzlibstatic'
+	fi
     
     echo "[!] Done! The fat binaries can be found at $BUILD_DIR"
 fi

test/models/OpenGEX/empty_camera.ogex

@@ -0,0 +1,7 @@
+CameraObject {
+    Param (attrib = "fov") { float { 0.97 } }
+    Param (attrib = "near") { float { 1.5 } }
+    Param (attrib = "far") { float { 150.0 } }
+}
+
+CameraObject {}

test/unit/utOpenGEXImportExport.cpp

@@ -68,3 +68,9 @@ TEST_F( utOpenGEXImportExport, Importissue1262_NoCrash ) {
     EXPECT_NE( nullptr, scene );
 
 }
+
+TEST_F(utOpenGEXImportExport, Importissue1340_EmptyCameraObject) {
+    Assimp::Importer importer;
+    const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/OpenGEX/empty_camera.ogex", 0);
+    EXPECT_NE(nullptr, scene);
+}