Function UpdateDebris

TombEngine/Game/effects/debris.cpp:219–287

}

void UpdateDebris()
{
	auto updateDebris = [&](int start, int end)
	{
		for (int i = start; i < end; i++)
		{
			auto& deb = DebrisFragments[i];

			if (!deb.active)
				continue;

			deb.StoreInterpolationData();

			deb.velocity *= deb.linearDrag;
			deb.velocity += deb.gravity;
			deb.velocity = XMVector3ClampLength(deb.velocity, 0, deb.terminalVelocity);
			deb.rotation *= Quaternion::CreateFromYawPitchRoll(deb.angularVelocity.x, deb.angularVelocity.y, deb.angularVelocity.z);
			deb.worldPosition += deb.velocity;
			deb.angularVelocity *= deb.angularDrag;

			short roomNumber = deb.roomNumber;
			auto* floor = GetFloor(deb.worldPosition.x, deb.worldPosition.y, deb.worldPosition.z, &roomNumber);

			if (deb.worldPosition.y < floor->GetSurfaceHeight(deb.worldPosition.x, deb.worldPosition.z, false))
			{
				auto roomNumber = floor->GetNextRoomNumber(deb.worldPosition, false);
				if (roomNumber.has_value())
					deb.roomNumber = *roomNumber;
			}

			if (deb.worldPosition.y > floor->GetSurfaceHeight(deb.worldPosition.x, deb.worldPosition.z, true))
			{
				auto roomNumber = floor->GetNextRoomNumber(deb.worldPosition, true);
				if (roomNumber.has_value())
				{
					deb.roomNumber = *roomNumber;
					continue;
				}

				if (deb.numBounces > 3)
				{
					deb.active = false;
					continue;
				}

				deb.velocity.y *= -deb.restitution;
				deb.velocity.x *= deb.friction;
				deb.velocity.z *= deb.friction;
				deb.numBounces++;
			}

			deb.UpdateTransform();
		}
	};

	bool debrisActive = false;

	for (auto& deb : DebrisFragments)