Ajout de Jolt Physics + 1ere version des factory entitecomposants - camera, transform, rigidbody, collider, renderer

lib/All/JoltPhysics/Samples/Tests/BroadPhase/BroadPhaseCastRayTest.cpp

@@ -0,0 +1,58 @@
+// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
+// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
+// SPDX-License-Identifier: MIT
+
+#include <TestFramework.h>
+
+#include <Tests/BroadPhase/BroadPhaseCastRayTest.h>
+#include <Jolt/Physics/Collision/RayCast.h>
+#include <Jolt/Physics/Collision/CastResult.h>
+#include <Jolt/Physics/Collision/CollisionCollectorImpl.h>
+#include <Utils/DebugRendererSP.h>
+#include <random>
+
+JPH_IMPLEMENT_RTTI_VIRTUAL(BroadPhaseCastRayTest)
+{
+	JPH_ADD_BASE_CLASS(BroadPhaseCastRayTest, BroadPhaseTest)
+}
+
+void BroadPhaseCastRayTest::Initialize()
+{
+	BroadPhaseTest::Initialize();
+
+	int num_bodies = int(mBodyManager->GetMaxBodies());
+
+	// Create random boxes
+	CreateBalancedDistribution(mBodyManager, num_bodies);
+
+	// Add all bodies to the broadphase
+	Body **body_vector = mBodyManager->GetBodies().data();
+	BodyID *bodies_to_add = new BodyID [num_bodies];
+	for (int b = 0; b < num_bodies; ++b)
+		bodies_to_add[b] = body_vector[b]->GetID();
+	BroadPhase::AddState add_state = mBroadPhase->AddBodiesPrepare(bodies_to_add, num_bodies);
+	mBroadPhase->AddBodiesFinalize(bodies_to_add, num_bodies, add_state);
+	delete [] bodies_to_add;
+
+	// Optimize the broadphase
+	mBroadPhase->Optimize();
+}
+
+void BroadPhaseCastRayTest::PrePhysicsUpdate(const PreUpdateParams &inParams)
+{
+	// Create ray
+	default_random_engine random;
+	Vec3 from = 1000.0f * Vec3::sRandom(random);
+	RayCast ray { from, -2.0f * from };
+
+	// Raycast before update
+	AllHitCollisionCollector<RayCastBodyCollector> collector;
+	mBroadPhase->CastRay(ray, collector);
+	int num_hits = (int)collector.mHits.size();
+	BroadPhaseCastResult *results = collector.mHits.data();
+
+	// Draw results
+	for (int i = 0; i < num_hits; ++i)
+		DrawMarkerSP(mDebugRenderer, ray.GetPointOnRay(results[i].mFraction), Color::sGreen, 10.0f);
+	DrawLineSP(mDebugRenderer, ray.mOrigin, ray.mOrigin + ray.mDirection, Color::sRed);
+}