mirror of
https://github.com/worldforge/ember
synced 2026-08-13 16:23:06 -04:00
106 lines
3.9 KiB
C++
106 lines
3.9 KiB
C++
#include "ModelMountTestCase.h"
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#include "components/ogre/model/ModelMount.h"
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#include "components/ogre/model/Model.h"
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#include "components/ogre/model/ModelDefinition.h"
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#include "components/ogre/model/SubModel.h"
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#include "components/ogre/SceneNodeProvider.h"
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#include <Ogre.h>
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#include <wfmath/axisbox.h>
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#include <wfmath/point.h>
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#include <memory>
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using namespace Ember::OgreView;
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using namespace WFMath;
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namespace Ember {
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/**
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* Checks equality with an epsilon of 0.00001f.
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* This is suited for sizes between 0 and 100.
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* @param v1
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* @param v2
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* @return True if the vectors was considered to be equal.
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*/
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bool equals(const Ogre::Vector3& v1, const Ogre::Vector3& v2) {
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return (std::abs(v1.x - v2.x) < 0.00001f) &&
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(std::abs(v1.y - v2.y) < 0.00001f) &&
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(std::abs(v1.z - v2.z) < 0.00001f);
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}
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struct TestModel : public Model::Model {
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Ogre::MeshPtr mesh = Ogre::MeshManager::getSingleton().create("mesh", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, true);
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explicit TestModel(Ogre::SceneManager& manager) :
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Model::Model(manager, std::make_shared<::Ember::OgreView::Model::ModelDefinition>(), "testmodel") {
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mUseInstancing = false;
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auto entity = manager.createEntity(mesh);
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mDefinition->setTranslate(Ogre::Vector3::ZERO);
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mLoaded = true;
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addSubmodel(std::make_unique<OgreView::Model::SubModel>(*entity, *this));
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}
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};
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void scaleAndTestMount(TestModel& model, Model::ModelMount& mount, const Ogre::Node* node) {
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WFMath::AxisBox<3> axisBox(WFMath::Point<3>(0, 0, 0), WFMath::Point<3>(10.0f, 10.0f, 10.0f));
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model.mesh->_setBounds(Ogre::AxisAlignedBox(Ogre::Vector3(0, 0, 0), Ogre::Vector3(5.0f, 5.0f, 5.0f)), false);
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mount.rescale(&axisBox);
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CPPUNIT_ASSERT(equals(node->getScale(), Ogre::Vector3(2.0f, 2.0f, 2.0f)));
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model.mesh->_setBounds(Ogre::AxisAlignedBox(Ogre::Vector3(0, 0, 0), Ogre::Vector3(20.0f, 20.0f, 20.0f)), false);
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mount.rescale(&axisBox);
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CPPUNIT_ASSERT(equals(node->getScale(), Ogre::Vector3(0.5f, 0.5f, 0.5f)));
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model.mesh->_setBounds(Ogre::AxisAlignedBox(Ogre::Vector3(10.0f, 10.0f, 10.0f), Ogre::Vector3(20.0f, 20.0f, 20.0f)), false);
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mount.rescale(&axisBox);
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CPPUNIT_ASSERT(equals(node->getScale(), Ogre::Vector3(1.0f, 1.0f, 1.0f)));
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model.mesh->_setBounds(Ogre::AxisAlignedBox(Ogre::Vector3(0, 10.0f, 15.0f), Ogre::Vector3(20.0f, 20.0f, 20.0f)), false);
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mount.rescale(&axisBox);
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CPPUNIT_ASSERT(equals(node->getScale(), Ogre::Vector3(0.5f, 1.0f, 2.0f)));
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}
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void ModelMountTestCase::testModelMountScaling() {
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Ogre::Root root;
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Ogre::SceneManager* sceneManager = root.createSceneManager(Ogre::DefaultSceneManagerFactory::FACTORY_TYPE_NAME);
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TestModel model(*sceneManager);
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//First test with a straight forward case.
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Ogre::SceneNode* node = sceneManager->getRootSceneNode()->createChildSceneNode();
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//We get an error when it's destroyed. So we don't destroy it.
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SceneNodeProvider* nodeProvider = new SceneNodeProvider(node, nullptr);
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Model::ModelMount mount(model, std::unique_ptr<INodeProvider>(nodeProvider));
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scaleAndTestMount(model, mount, nodeProvider->getNode());
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//Test with the parent node being scaled
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node->setScale(Ogre::Vector3(3.0f, 0.2f, 200.0f));
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Ogre::SceneNode* subNode = node->createChildSceneNode();
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nodeProvider = new SceneNodeProvider(subNode, nullptr);
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Model::ModelMount mount2(model, std::unique_ptr<INodeProvider>(nodeProvider));
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scaleAndTestMount(model, mount2, nodeProvider->getNode());
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//Test with the parent node being scaled and rotated
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node->setScale(Ogre::Vector3(3.0f, 0.2f, 200.0f));
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node->yaw(Ogre::Degree(42));
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node->pitch(Ogre::Degree(76));
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node->roll(Ogre::Degree(98));
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subNode = node->createChildSceneNode();
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nodeProvider = new SceneNodeProvider(subNode, nullptr);
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Model::ModelMount mount3(model, std::unique_ptr<INodeProvider>(nodeProvider));
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scaleAndTestMount(model, mount3, nodeProvider->getNode());
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}
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}
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