public LightSource(Texture2D texture, Color color, float range, Vector2 position)
{
lightTexture = texture;
this.color = color;
offRange = 30;
onRange = range;
this.range = offRange;
this.position = position;
currentState = LightSourceState.OFF;
timeElapsed = 0;
timeStep = 40;
rangeStep = 30;
}
public void Update(GameTime gameTime)
{
if (currentState == LightSourceState.CHANGING)
{
timeElapsed += gameTime.ElapsedGameTime.TotalMilliseconds;
if (timeElapsed > timeStep)
{
timeElapsed = 0;
if (targetState == LightSourceState.OFF)
{
range -= rangeStep;
}
else
{
range += rangeStep;
}
if (range < offRange)
{
range = offRange;
currentState = LightSourceState.OFF;
}
else if (range > onRange)
{
range = onRange;
currentState = LightSourceState.ON;
}
}
ObjectManager.Instance.LightCacheIsDirty = true;
}
}
public void SwitchState()
{
if (currentState != LightSourceState.CHANGING)
{
targetState = currentState == LightSourceState.ON ? LightSourceState.OFF : LightSourceState.ON;
currentState = LightSourceState.CHANGING;
}
}