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343 lines
13 KiB
C++
343 lines
13 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include <AzTest/AzTest.h>
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#include <AzCore/Component/ComponentApplication.h>
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#include <AzFramework/Components/TransformComponent.h>
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#include <LmbrCentral/Shape/SphereShapeComponentBus.h>
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#include <Shape/SphereShapeComponent.h>
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#include <AzCore/UnitTest/TestTypes.h>
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namespace Constants = AZ::Constants;
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namespace UnitTest
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{
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class SphereShapeTest
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: public AllocatorsFixture
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{
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AZStd::unique_ptr<AZ::SerializeContext> m_serializeContext;
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AZStd::unique_ptr<AZ::ComponentDescriptor> m_transformShapeComponentDescriptor;
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AZStd::unique_ptr<AZ::ComponentDescriptor> m_sphereShapeComponentDescriptor;
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public:
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void SetUp() override
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{
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AllocatorsFixture::SetUp();
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m_serializeContext = AZStd::make_unique<AZ::SerializeContext>();
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m_transformShapeComponentDescriptor.reset(AzFramework::TransformComponent::CreateDescriptor());
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m_transformShapeComponentDescriptor->Reflect(&(*m_serializeContext));
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m_sphereShapeComponentDescriptor.reset(LmbrCentral::SphereShapeComponent::CreateDescriptor());
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m_sphereShapeComponentDescriptor->Reflect(&(*m_serializeContext));
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}
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void TearDown() override
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{
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m_transformShapeComponentDescriptor.reset();
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m_sphereShapeComponentDescriptor.reset();
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m_serializeContext.reset();
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AllocatorsFixture::TearDown();
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}
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};
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void CreateSphere(const AZ::Transform& transform, const float radius, AZ::Entity& entity)
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{
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entity.CreateComponent<AzFramework::TransformComponent>();
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entity.CreateComponent<LmbrCentral::SphereShapeComponent>();
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entity.Init();
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entity.Activate();
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AZ::TransformBus::Event(entity.GetId(), &AZ::TransformBus::Events::SetWorldTM, transform);
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LmbrCentral::SphereShapeComponentRequestsBus::Event(entity.GetId(), &LmbrCentral::SphereShapeComponentRequests::SetRadius, radius);
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}
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void CreateUnitSphere(const AZ::Vector3& position, AZ::Entity& entity)
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{
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CreateSphere(AZ::Transform::CreateTranslation(position), 0.5f, entity);
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}
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void CreateUnitSphereAtOrigin(AZ::Entity& entity)
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{
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CreateUnitSphere(AZ::Vector3::CreateZero(), entity);
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}
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/**
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* @brief Creates a point in a sphere using spherical coordinates
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* @radius The radial distance from the center of the sphere
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* @verticalAngle The angle around the sphere vertically - think top to bottom
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* @horizontalAngle The angle around the sphere horizontally- think left to right
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* @return A point represeting the coordinates in the sphere
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*/
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AZ::Vector3 CreateSpherePoint(float radius, float verticalAngle, float horizontalAngle)
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{
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return AZ::Vector3(
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radius * sinf(verticalAngle) * cosf(horizontalAngle),
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radius * sinf(verticalAngle) * sinf(horizontalAngle),
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radius * cosf(verticalAngle));
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}
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TEST_F(SphereShapeTest, SetRadiusIsPropagatedToGetConfiguration)
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{
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AZ::Entity entity;
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CreateUnitSphereAtOrigin(entity);
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float newRadius = 123.456f;
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LmbrCentral::SphereShapeComponentRequestsBus::Event(entity.GetId(), &LmbrCentral::SphereShapeComponentRequestsBus::Events::SetRadius, newRadius);
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LmbrCentral::SphereShapeConfig config(-1.0f);
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LmbrCentral::SphereShapeComponentRequestsBus::EventResult(config, entity.GetId(), &LmbrCentral::SphereShapeComponentRequestsBus::Events::GetSphereConfiguration);
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EXPECT_FLOAT_EQ(newRadius, config.m_radius);
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}
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TEST_F(SphereShapeTest, GetPointInsideSphere)
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{
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AZ::Entity entity;
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const AZ::Vector3 center(1.0f, 2.0f, 3.0f);
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CreateUnitSphere(center, entity);
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AZ::Vector3 point = center + CreateSpherePoint(0.49f, AZ::Constants::Pi / 4.0f, AZ::Constants::Pi / 4.0f);
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bool isInside = false;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(isInside, entity.GetId(), &LmbrCentral::ShapeComponentRequestsBus::Events::IsPointInside, point);
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EXPECT_TRUE(isInside);
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}
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TEST_F(SphereShapeTest, GetPointOutsideSphere)
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{
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AZ::Entity entity;
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const AZ::Vector3 center(1.0f, 2.0f, 3.0f);
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CreateUnitSphere(center, entity);
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AZ::Vector3 point = center + CreateSpherePoint(0.51f, AZ::Constants::Pi / 4.0f, AZ::Constants::Pi / 4.0f);
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bool isInside = true;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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isInside, entity.GetId(), &LmbrCentral::ShapeComponentRequestsBus::Events::IsPointInside, point);
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EXPECT_FALSE(isInside);
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}
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TEST_F(SphereShapeTest, GetRayIntersectSphereSuccess1)
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{
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AZ::Entity entity;
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CreateUnitSphere(AZ::Vector3(0.0f, 0.0f, 5.0f), entity);
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bool rayHit = false;
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float distance;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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rayHit, entity.GetId(), &LmbrCentral::ShapeComponentRequests::IntersectRay,
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AZ::Vector3(0.0f, 5.0f, 5.0f), AZ::Vector3(0.0f, -1.0f, 0.0f), distance);
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EXPECT_TRUE(rayHit);
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EXPECT_NEAR(distance, 4.5f, 1e-4f);
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}
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TEST_F(SphereShapeTest, GetRayIntersectSphereSuccess2)
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{
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AZ::Entity entity;
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CreateSphere(AZ::Transform::CreateTranslation(AZ::Vector3(-10.0f, -10.0f, -10.0f)), 2.5f, entity);
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bool rayHit = false;
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float distance;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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rayHit, entity.GetId(), &LmbrCentral::ShapeComponentRequests::IntersectRay,
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AZ::Vector3(-10.0f, -10.0f, 0.0f), AZ::Vector3(0.0f, 0.0f, -1.0f), distance);
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EXPECT_TRUE(rayHit);
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EXPECT_NEAR(distance, 7.5f, 1e-4f);
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}
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TEST_F(SphereShapeTest, GetRayIntersectSphereSuccess3)
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{
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AZ::Entity entity;
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CreateSphere(AZ::Transform::CreateTranslation(AZ::Vector3(5.0f, 0.0f, 0.0f)), 1.0f, entity);
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bool rayHit = false;
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float distance;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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rayHit, entity.GetId(), &LmbrCentral::ShapeComponentRequests::IntersectRay,
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AZ::Vector3(6.0f, 10.0f, 0.0f), AZ::Vector3(0.0f, -1.0f, 0.0f), distance);
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EXPECT_TRUE(rayHit);
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EXPECT_NEAR(distance, 10.0f, 1e-4f);
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}
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// transformed scaled
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TEST_F(SphereShapeTest, GetRayIntersectSphereSuccess4)
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{
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AZ::Entity entity;
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CreateSphere(
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AZ::Transform::CreateTranslation(AZ::Vector3(-8.0f, -15.0f, 5.0f)) *
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AZ::Transform::CreateUniformScale(5.0f),
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0.25f, entity);
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bool rayHit = false;
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float distance;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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rayHit, entity.GetId(), &LmbrCentral::ShapeComponentRequests::IntersectRay,
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AZ::Vector3(-5.0f, -15.0f, 5.0f), AZ::Vector3(-1.0f, 0.0f, 0.0f), distance);
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EXPECT_TRUE(rayHit);
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EXPECT_NEAR(distance, 1.75f, 1e-4f);
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}
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TEST_F(SphereShapeTest, GetRayIntersectSphereFailure)
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{
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AZ::Entity entity;
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CreateSphere(AZ::Transform::CreateTranslation(AZ::Vector3(0.0f, 0.0f, 0.0f)), 2.0f, entity);
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bool rayHit = false;
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float distance;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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rayHit, entity.GetId(), &LmbrCentral::ShapeComponentRequests::IntersectRay,
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AZ::Vector3(3.0f, 0.0f, 0.0f), AZ::Vector3(0.0f, 0.0f, -1.0f), distance);
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EXPECT_FALSE(rayHit);
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}
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// not transformed
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TEST_F(SphereShapeTest, GetAabb1)
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{
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AZ::Entity entity;
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CreateSphere(AZ::Transform::CreateTranslation(AZ::Vector3::CreateZero()), 2.0f, entity);
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AZ::Aabb aabb;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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aabb, entity.GetId(), &LmbrCentral::ShapeComponentRequests::GetEncompassingAabb);
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EXPECT_TRUE(aabb.GetMin().IsClose(AZ::Vector3(-2.0f)));
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EXPECT_TRUE(aabb.GetMax().IsClose(AZ::Vector3(2.0f)));
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}
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// transformed
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TEST_F(SphereShapeTest, GetAabb2)
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{
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AZ::Entity entity;
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CreateSphere(AZ::Transform::CreateTranslation(AZ::Vector3(200.0f, 150.0f, 60.0f)), 2.0f, entity);
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AZ::Aabb aabb;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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aabb, entity.GetId(), &LmbrCentral::ShapeComponentRequests::GetEncompassingAabb);
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EXPECT_TRUE(aabb.GetMin().IsClose(AZ::Vector3(198.0f, 148.0f, 58.0f)));
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EXPECT_TRUE(aabb.GetMax().IsClose(AZ::Vector3(202.0f, 152.0f, 62.0f)));
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}
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// transform scaled
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TEST_F(SphereShapeTest, GetAabb3)
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{
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AZ::Entity entity;
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CreateSphere(
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AZ::Transform::CreateTranslation(AZ::Vector3(100.0f, 200.0f, 300.0f)) *
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AZ::Transform::CreateUniformScale(2.5f),
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0.5f, entity);
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AZ::Aabb aabb;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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aabb, entity.GetId(), &LmbrCentral::ShapeComponentRequests::GetEncompassingAabb);
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EXPECT_TRUE(aabb.GetMin().IsClose(AZ::Vector3(98.75f, 198.75f, 298.75f)));
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EXPECT_TRUE(aabb.GetMax().IsClose(AZ::Vector3(101.25f, 201.25f, 301.25f)));
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}
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TEST_F(SphereShapeTest, GetTransformAndLocalBounds1)
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{
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AZ::Entity entity;
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AZ::Transform transformIn = AZ::Transform::CreateIdentity();
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CreateSphere(transformIn, 2.0f, entity);
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AZ::Transform transformOut;
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AZ::Aabb aabb;
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LmbrCentral::ShapeComponentRequestsBus::Event(entity.GetId(), &LmbrCentral::ShapeComponentRequests::GetTransformAndLocalBounds, transformOut, aabb);
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EXPECT_TRUE(transformOut.IsClose(transformIn));
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EXPECT_TRUE(aabb.GetMin().IsClose(AZ::Vector3(-2.0f, -2.0f, -2.0f)));
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EXPECT_TRUE(aabb.GetMax().IsClose(AZ::Vector3(2.0f, 2.0f, 2.0f)));
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}
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TEST_F(SphereShapeTest, GetTransformAndLocalBounds2)
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{
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AZ::Entity entity;
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AZ::Transform transformIn = AZ::Transform::CreateTranslation(AZ::Vector3(100.0f, 200.0f, 300.0f)) * AZ::Transform::CreateUniformScale(2.5f);
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CreateSphere(transformIn, 2.0f, entity);
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AZ::Transform transformOut;
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AZ::Aabb aabb;
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LmbrCentral::ShapeComponentRequestsBus::Event(entity.GetId(), &LmbrCentral::ShapeComponentRequests::GetTransformAndLocalBounds, transformOut, aabb);
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EXPECT_TRUE(transformOut.IsClose(transformIn));
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EXPECT_TRUE(aabb.GetMin().IsClose(AZ::Vector3(-2.0f, -2.0f, -2.0f)));
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EXPECT_TRUE(aabb.GetMax().IsClose(AZ::Vector3(2.0f, 2.0f, 2.0f)));
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}
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// point inside scaled
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TEST_F(SphereShapeTest, IsPointInsideSuccess1)
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{
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AZ::Entity entity;
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CreateSphere(
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AZ::Transform::CreateTranslation(AZ::Vector3(-30.0f, -30.0f, 22.0f)) *
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AZ::Transform::CreateUniformScale(2.0f),
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1.2f, entity);
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bool inside;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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inside, entity.GetId(), &LmbrCentral::ShapeComponentRequests::IsPointInside, AZ::Vector3(-30.0f, -30.0f, 20.0f));
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EXPECT_TRUE(inside);
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}
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// point inside scaled
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TEST_F(SphereShapeTest, IsPointInsideSuccess2)
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{
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AZ::Entity entity;
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CreateSphere(
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AZ::Transform::CreateTranslation(AZ::Vector3(-30.0f, -30.0f, 22.0f)) *
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AZ::Transform::CreateUniformScale(1.5f),
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1.6f, entity);
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bool inside;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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inside, entity.GetId(), &LmbrCentral::ShapeComponentRequests::IsPointInside, AZ::Vector3(-31.0f, -32.0f, 21.2f));
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EXPECT_TRUE(inside);
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}
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// distance scaled
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TEST_F(SphereShapeTest, DistanceFromPoint1)
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{
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AZ::Entity entity;
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CreateSphere(
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AZ::Transform::CreateTranslation(AZ::Vector3(19.0f, 34.0f, 37.0f)) *
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AZ::Transform::CreateUniformScale(2.0f),
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1.0f, entity);
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float distance;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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distance, entity.GetId(), &LmbrCentral::ShapeComponentRequests::DistanceFromPoint, AZ::Vector3(13.0f, 34.0f, 37.2f));
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EXPECT_NEAR(distance, 4.0f, 1e-2f);
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}
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// distance scaled
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TEST_F(SphereShapeTest, DistanceFromPoint2)
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{
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AZ::Entity entity;
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CreateSphere(
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AZ::Transform::CreateTranslation(AZ::Vector3(19.0f, 34.0f, 37.0f)) *
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AZ::Transform::CreateUniformScale(0.5f),
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1.0f, entity);
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float distance;
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LmbrCentral::ShapeComponentRequestsBus::EventResult(
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distance, entity.GetId(), &LmbrCentral::ShapeComponentRequests::DistanceFromPoint, AZ::Vector3(19.0f, 37.0f, 37.2f));
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EXPECT_NEAR(distance, 2.5f, 1e-2f);
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}
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}
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