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authorsanine <sanine.not@pm.me>2022-04-16 11:55:54 -0500
committersanine <sanine.not@pm.me>2022-04-16 11:55:54 -0500
commit8fb7916a0d0cb007a4c3a4e6a31af58765268ca3 (patch)
tree52b5524a94a5b04e17a1fd7f8aca988ab6d0c75f /src/mesh/assimp-master/test/unit/utFindDegenerates.cpp
parentdb81b925d776103326128bf629cbdda576a223e7 (diff)
delete src/mesh/assimp-master
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-/*
----------------------------------------------------------------------------
-Open Asset Import Library (assimp)
----------------------------------------------------------------------------
-
-Copyright (c) 2006-2022, 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 "../../include/assimp/scene.h"
-#include "PostProcessing/FindDegenerates.h"
-
-#include <memory>
-
-using namespace std;
-using namespace Assimp;
-
-class FindDegeneratesProcessTest : public ::testing::Test {
-public:
- FindDegeneratesProcessTest() :
- Test(), mMesh(nullptr), mProcess(nullptr) {
- // empty
- }
-
-protected:
- virtual void SetUp();
- virtual void TearDown();
-
-protected:
- aiMesh *mMesh;
- FindDegeneratesProcess *mProcess;
-};
-
-void FindDegeneratesProcessTest::SetUp() {
- mMesh = new aiMesh();
- mProcess = new FindDegeneratesProcess();
-
- mMesh->mNumFaces = 1000;
- mMesh->mFaces = new aiFace[1000];
-
- mMesh->mNumVertices = 5000 * 2;
- mMesh->mVertices = new aiVector3D[5000 * 2];
-
- for (unsigned int i = 0; i < 5000; ++i) {
- mMesh->mVertices[i] = mMesh->mVertices[i + 5000] = aiVector3D((float)i);
- }
-
- mMesh->mPrimitiveTypes = aiPrimitiveType_LINE | aiPrimitiveType_POINT |
- aiPrimitiveType_POLYGON | aiPrimitiveType_TRIANGLE;
-
- unsigned int numOut = 0, numFaces = 0;
- for (unsigned int i = 0; i < 1000; ++i) {
- aiFace &f = mMesh->mFaces[i];
- f.mNumIndices = (i % 5) + 1; // between 1 and 5
- f.mIndices = new unsigned int[f.mNumIndices];
- bool had = false;
- for (unsigned int n = 0; n < f.mNumIndices; ++n) {
- // FIXME
-#if 0
- // some duplicate indices
- if ( n && n == (i / 200)+1) {
- f.mIndices[n] = f.mIndices[n-1];
- had = true;
- }
- // and some duplicate vertices
-#endif
- if (n && i % 2 && 0 == n % 2) {
- f.mIndices[n] = f.mIndices[n - 1] + 5000;
- had = true;
- } else {
- f.mIndices[n] = numOut++;
- }
- }
- if (!had)
- ++numFaces;
- }
- mMesh->mNumUVComponents[0] = numOut;
- mMesh->mNumUVComponents[1] = numFaces;
-}
-
-void FindDegeneratesProcessTest::TearDown() {
- delete mMesh;
- delete mProcess;
-}
-
-TEST_F(FindDegeneratesProcessTest, testDegeneratesDetection) {
- mProcess->EnableInstantRemoval(false);
- mProcess->ExecuteOnMesh(mMesh);
-
- unsigned int out = 0;
- for (unsigned int i = 0; i < 1000; ++i) {
- aiFace &f = mMesh->mFaces[i];
- out += f.mNumIndices;
- }
-
- EXPECT_EQ(1000U, mMesh->mNumFaces);
- EXPECT_EQ(10000U, mMesh->mNumVertices);
- EXPECT_EQ(out, mMesh->mNumUVComponents[0]);
- EXPECT_EQ(static_cast<unsigned int>(
- aiPrimitiveType_LINE | aiPrimitiveType_POINT |
- aiPrimitiveType_POLYGON | aiPrimitiveType_TRIANGLE),
- mMesh->mPrimitiveTypes);
-}
-
-TEST_F(FindDegeneratesProcessTest, testDegeneratesRemoval) {
- mProcess->EnableAreaCheck(false);
- mProcess->EnableInstantRemoval(true);
- mProcess->ExecuteOnMesh(mMesh);
-
- EXPECT_EQ(mMesh->mNumUVComponents[1], mMesh->mNumFaces);
-}
-
-TEST_F(FindDegeneratesProcessTest, testDegeneratesRemovalWithAreaCheck) {
- mProcess->EnableAreaCheck(true);
- mProcess->EnableInstantRemoval(true);
- mProcess->ExecuteOnMesh(mMesh);
-
- EXPECT_EQ(mMesh->mNumUVComponents[1] - 100, mMesh->mNumFaces);
-}
-
-namespace
-{
- std::unique_ptr<aiMesh> getDegenerateMesh()
- {
- std::unique_ptr<aiMesh> mesh(new aiMesh);
- mesh->mNumVertices = 2;
- mesh->mVertices = new aiVector3D[2];
- mesh->mVertices[0] = aiVector3D{ 0.0f, 0.0f, 0.0f };
- mesh->mVertices[1] = aiVector3D{ 1.0f, 0.0f, 0.0f };
- mesh->mNumFaces = 1;
- mesh->mFaces = new aiFace[1];
- mesh->mFaces[0].mNumIndices = 3;
- mesh->mFaces[0].mIndices = new unsigned int[3];
- mesh->mFaces[0].mIndices[0] = 0;
- mesh->mFaces[0].mIndices[1] = 1;
- mesh->mFaces[0].mIndices[2] = 0;
- return mesh;
- }
-}
-
-TEST_F(FindDegeneratesProcessTest, meshRemoval) {
- mProcess->EnableAreaCheck(true);
- mProcess->EnableInstantRemoval(true);
- mProcess->ExecuteOnMesh(mMesh);
-
- std::unique_ptr<aiScene> scene(new aiScene);
- scene->mNumMeshes = 5;
- scene->mMeshes = new aiMesh*[5];
-
- /// Use the mesh which doesn't get completely stripped of faces from the main test.
- aiMesh* meshWhichSurvives = mMesh;
- mMesh = nullptr;
-
- scene->mMeshes[0] = getDegenerateMesh().release();
- scene->mMeshes[1] = getDegenerateMesh().release();
- scene->mMeshes[2] = meshWhichSurvives;
- scene->mMeshes[3] = getDegenerateMesh().release();
- scene->mMeshes[4] = getDegenerateMesh().release();
-
- scene->mRootNode = new aiNode;
- scene->mRootNode->mNumMeshes = 5;
- scene->mRootNode->mMeshes = new unsigned int[5];
- scene->mRootNode->mMeshes[0] = 0;
- scene->mRootNode->mMeshes[1] = 1;
- scene->mRootNode->mMeshes[2] = 2;
- scene->mRootNode->mMeshes[3] = 3;
- scene->mRootNode->mMeshes[4] = 4;
-
- mProcess->Execute(scene.get());
-
- EXPECT_EQ(scene->mNumMeshes, 1u);
- EXPECT_EQ(scene->mMeshes[0], meshWhichSurvives);
- EXPECT_EQ(scene->mRootNode->mNumMeshes, 1u);
- EXPECT_EQ(scene->mRootNode->mMeshes[0], 0u);
-}