- Added some vertical spacing between the wall test

- Rendering the water surface as wireframe in water test

Samples/Tests/General/WallTest.cpp

@@ -24,7 +24,7 @@ void WallTest::Initialize()
 	for (int i = 0; i < 10; ++i)
 		for (int j = i / 2; j < 50 - (i + 1) / 2; ++j)
 		{
-			Vec3 position(-50 + j * 2.0f + (i & 1? 1.0f : 0.0f), 1.0f + i * 2.0f, 0);
+			Vec3 position(-50 + j * 2.0f + (i & 1? 1.0f : 0.0f), 1.0f + i * 3.0f, 0);
 			Body &wall = *mBodyInterface->CreateBody(BodyCreationSettings(box_shape, position, Quat::sIdentity(), EMotionType::Dynamic, Layers::MOVING));
 			mBodyInterface->AddBody(wall.GetID(), EActivation::Activate);
 		}

Samples/Tests/Water/WaterShapeTest.cpp

@@ -97,8 +97,11 @@ void WaterShapeTest::PrePhysicsUpdate(const PreUpdateParams &inParams)
 {
 	// Draw the water surface 5mm below actual surface to avoid z fighting with intersection shapes
 	Vec3 surface_point = Vec3(0, 10, 0);
-	Plane surface = Plane::sFromPointAndNormal(surface_point, Vec3::sAxisY());
-	mDebugRenderer->DrawBox(AABox(surface_point + Vec3(-100, -0.006f, -100), surface_point + Vec3(100, -0.005f, 100)), Color::sBlue, DebugRenderer::ECastShadow::Off);
+	for (int i = -20; i <= 20; ++i)
+	{
+		mDebugRenderer->DrawLine(surface_point + Vec3(5.0f * i, 0, -100), surface_point + Vec3(5.0f * i, 0, 100), Color::sBlue);
+		mDebugRenderer->DrawLine(surface_point + Vec3(-100, 0, 5.0f * i), surface_point + Vec3(100, 0, 5.0f * i), Color::sBlue);
+	}
 
 	// Broadphase results, will apply buoyancy to any body that intersects with the water volume
 	class MyCollector : public CollideShapeBodyCollector 
@@ -119,6 +122,7 @@ void WaterShapeTest::PrePhysicsUpdate(const PreUpdateParams &inParams)
 		Plane					mSurface;
 		float					mDeltaTime;
 	};
+	Plane surface = Plane::sFromPointAndNormal(surface_point, Vec3::sAxisY());
 	MyCollector collector(mPhysicsSystem, surface, inParams.mDeltaTime);
 	
 	// Apply buoyancy to all bodies that intersect with the water