1 files changed, 144 insertions, 0 deletions
diff --git a/NvCloth/samples/external/assimp-4.1.0/test/unit/utJoinVertices.cpp b/NvCloth/samples/external/assimp-4.1.0/test/unit/utJoinVertices.cpp
new file mode 100644
index 0000000..d2add2b
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+++ b/NvCloth/samples/external/assimp-4.1.0/test/unit/utJoinVertices.cpp
@@ -0,0 +1,144 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2017, assimp team
+
+
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms,
+with or without modification, are permitted provided that the following
+conditions are met:
+
+* Redistributions of source code must retain the above
+copyright notice, this list of conditions and the
+following disclaimer.
+
+* Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the
+following disclaimer in the documentation and/or other
+materials provided with the distribution.
+
+* Neither the name of the assimp team, nor the names of its
+contributors may be used to endorse or promote products
+derived from this software without specific prior
+written permission of the assimp team.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+---------------------------------------------------------------------------
+*/
+#include "UnitTestPCH.h"
+
+#include <assimp/scene.h>
+#include <JoinVerticesProcess.h>
+
+
+using namespace std;
+using namespace Assimp;
+
+class JoinVerticesTest : public ::testing::Test
+{
+public:
+    virtual void SetUp();
+    virtual void TearDown();
+
+protected:
+    JoinVerticesProcess* piProcess;
+    aiMesh* pcMesh;
+};
+
+// ------------------------------------------------------------------------------------------------
+void JoinVerticesTest::SetUp()
+{
+    // construct the process
+    piProcess = new JoinVerticesProcess();
+
+    // create a quite small mesh for testing purposes -
+    // the mesh itself is *something* but it has redundant vertices
+    pcMesh = new aiMesh();
+
+    pcMesh->mNumVertices = 900;
+    aiVector3D*& pv = pcMesh->mVertices = new aiVector3D[900];
+    for (unsigned int i = 0; i < 3;++i)
+    {
+        const unsigned int base = i*300;
+        for (unsigned int a = 0; a < 300;++a)
+        {
+            pv[base+a].x = pv[base+a].y = pv[base+a].z = (float)a;
+        }
+    }
+
+    // generate faces - each vertex is referenced once
+    pcMesh->mNumFaces = 300;
+    pcMesh->mFaces = new aiFace[300];
+    for (unsigned int i = 0,p = 0; i < 300;++i)
+    {
+        aiFace& face = pcMesh->mFaces[i];
+        face.mIndices = new unsigned int[ face.mNumIndices = 3 ];
+        for (unsigned int a = 0; a < 3;++a)
+            face.mIndices[a] = p++;
+    }
+
+    // generate extra members - set them to zero to make sure they're identical
+    pcMesh->mTextureCoords[0] = new aiVector3D[900];
+    for (unsigned int i = 0; i < 900;++i)pcMesh->mTextureCoords[0][i] = aiVector3D( 0.f );
+
+    pcMesh->mNormals = new aiVector3D[900];
+    for (unsigned int i = 0; i < 900;++i)pcMesh->mNormals[i] = aiVector3D( 0.f );
+
+    pcMesh->mTangents = new aiVector3D[900];
+    for (unsigned int i = 0; i < 900;++i)pcMesh->mTangents[i] = aiVector3D( 0.f );
+
+    pcMesh->mBitangents = new aiVector3D[900];
+    for (unsigned int i = 0; i < 900;++i)pcMesh->mBitangents[i] = aiVector3D( 0.f );
+}
+
+// ------------------------------------------------------------------------------------------------
+void JoinVerticesTest::TearDown()
+{
+    delete this->pcMesh;
+    delete this->piProcess;
+}
+
+// ------------------------------------------------------------------------------------------------
+TEST_F(JoinVerticesTest, testProcess)
+{
+    // execute the step on the given data
+    piProcess->ProcessMesh(pcMesh,0);
+
+    // the number of faces shouldn't change
+    ASSERT_EQ(300U, pcMesh->mNumFaces);
+    ASSERT_EQ(300U, pcMesh->mNumVertices);
+
+    ASSERT_TRUE(NULL != pcMesh->mNormals);
+    ASSERT_TRUE(NULL != pcMesh->mTangents);
+    ASSERT_TRUE(NULL != pcMesh->mBitangents);
+    ASSERT_TRUE(NULL != pcMesh->mTextureCoords[0]);
+
+    // the order doesn't care
+    float fSum = 0.f;
+    for (unsigned int i = 0; i < 300;++i)
+    {
+        aiVector3D& v = pcMesh->mVertices[i];
+        fSum += v.x + v.y + v.z;
+
+        EXPECT_FALSE(pcMesh->mNormals[i].x);
+        EXPECT_FALSE(pcMesh->mTangents[i].x);
+        EXPECT_FALSE(pcMesh->mBitangents[i].x);
+        EXPECT_FALSE(pcMesh->mTextureCoords[0][i].x);
+    }
+    EXPECT_EQ(150.f*299.f*3.f, fSum); // gaussian sum equation
+}
+