109 lines
2.9 KiB
C++
109 lines
2.9 KiB
C++
#include "UnitTestPCH.h"
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#include <FindDegenerates.h>
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using namespace std;
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using namespace Assimp;
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class FindDegeneratesProcessTest : public ::testing::Test
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{
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public:
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virtual void SetUp();
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virtual void TearDown();
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protected:
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aiMesh* mesh;
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FindDegeneratesProcess* process;
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};
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// ------------------------------------------------------------------------------------------------
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void FindDegeneratesProcessTest::SetUp()
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{
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mesh = new aiMesh();
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process = new FindDegeneratesProcess();
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mesh->mNumFaces = 1000;
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mesh->mFaces = new aiFace[1000];
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mesh->mNumVertices = 5000*2;
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mesh->mVertices = new aiVector3D[5000*2];
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for (unsigned int i = 0; i < 5000; ++i) {
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mesh->mVertices[i] = mesh->mVertices[i+5000] = aiVector3D((float)i);
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}
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mesh->mPrimitiveTypes = aiPrimitiveType_LINE | aiPrimitiveType_POINT |
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aiPrimitiveType_POLYGON | aiPrimitiveType_TRIANGLE;
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unsigned int numOut = 0, numFaces = 0;
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for (unsigned int i = 0; i < 1000; ++i) {
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aiFace& f = mesh->mFaces[i];
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f.mNumIndices = (i % 5)+1; // between 1 and 5
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f.mIndices = new unsigned int[f.mNumIndices];
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bool had = false;
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for (unsigned int n = 0; n < f.mNumIndices;++n) {
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// FIXME
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#if 0
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// some duplicate indices
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if ( n && n == (i / 200)+1) {
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f.mIndices[n] = f.mIndices[n-1];
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had = true;
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}
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// and some duplicate vertices
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#endif
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if (n && i % 2 && 0 == n % 2) {
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f.mIndices[n] = f.mIndices[n-1]+5000;
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had = true;
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}
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else {
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f.mIndices[n] = numOut++;
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}
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}
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if (!had)
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++numFaces;
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}
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mesh->mNumUVComponents[0] = numOut;
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mesh->mNumUVComponents[1] = numFaces;
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}
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// ------------------------------------------------------------------------------------------------
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void FindDegeneratesProcessTest::TearDown()
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{
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delete mesh;
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delete process;
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}
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// ------------------------------------------------------------------------------------------------
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TEST_F(FindDegeneratesProcessTest, testDegeneratesDetection)
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{
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process->EnableInstantRemoval(false);
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process->ExecuteOnMesh(mesh);
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unsigned int out = 0;
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for (unsigned int i = 0; i < 1000; ++i) {
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aiFace& f = mesh->mFaces[i];
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out += f.mNumIndices;
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}
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EXPECT_EQ(1000U, mesh->mNumFaces);
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EXPECT_EQ(10000U, mesh->mNumVertices);
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EXPECT_EQ(out, mesh->mNumUVComponents[0]);
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EXPECT_EQ(static_cast<unsigned int>(
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aiPrimitiveType_LINE | aiPrimitiveType_POINT |
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aiPrimitiveType_POLYGON | aiPrimitiveType_TRIANGLE),
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mesh->mPrimitiveTypes);
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}
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// ------------------------------------------------------------------------------------------------
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TEST_F(FindDegeneratesProcessTest, testDegeneratesRemoval)
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{
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process->EnableInstantRemoval(true);
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process->ExecuteOnMesh(mesh);
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EXPECT_EQ(mesh->mNumUVComponents[1], mesh->mNumFaces);
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}
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