Function SpawnBubble

TombEngine/Game/effects/bubble.cpp:32–68

	std::vector<Bubble> Bubbles = {};

	void SpawnBubble(const Vector3& pos, int roomNumber, float size, float amplitude)
	{
		constexpr auto GRAVITY_MAX		 = 12.0f;
		constexpr auto GRAVITY_MIN		 = GRAVITY_MAX * (2 / 3.0f);
		constexpr auto WAVE_VELOCITY_MAX = 1 / 8.0f;
		constexpr auto WAVE_VELOCITY_MIN = WAVE_VELOCITY_MAX / 2;

		if (!TestEnvironment(ENV_FLAG_WATER, roomNumber))
			return;

		auto& bubble = GetNewEffect(Bubbles, BUBBLE_COUNT_MAX);

		size = std::min(size, BUBBLE_SIZE_MAX);

		bubble.SpriteIndex = SPR_BUBBLES;
		bubble.Position =
		bubble.PositionBase = pos;
		bubble.RoomNumber = roomNumber;
		bubble.Color = BUBBLE_COLOR_WHITE;

		bubble.Size =
		bubble.SizeMax = Vector2(size);
		bubble.SizeMin = bubble.Size * 0.7f;

		bubble.Amplitude = Random::GenerateDirection() * amplitude;
		bubble.WavePeriod = Vector3::Zero;
		bubble.WaveVelocity = Vector3(
			Random::GenerateFloat(WAVE_VELOCITY_MIN, WAVE_VELOCITY_MAX),
			Random::GenerateFloat(WAVE_VELOCITY_MIN, WAVE_VELOCITY_MAX),
			Random::GenerateFloat(WAVE_VELOCITY_MIN, WAVE_VELOCITY_MAX));
		
		bubble.Life = std::round(BUBBLE_LIFE_MAX * FPS);
		bubble.OpacityStart = Random::GenerateFloat(BUBBLE_OPACTY_MIN, BUBBLE_OPACTY_MAX);
		bubble.Gravity = Lerp(GRAVITY_MIN, GRAVITY_MAX, size / BUBBLE_SIZE_MAX);
		bubble.OscillationPeriod = Random::GenerateFloat(0.0f, size);
		bubble.OscillationVelocity = Lerp(BUBBLE_OSC_VELOCITY_MAX, BUBBLE_OSC_VELOCITY_MIN, size / BUBBLE_SIZE_MAX);
	}

	void SpawnBubble(const Vector3& pos, int roomNumber, int flags)
	{