/* Realistic rain 4.0, by PurpleJazz 
   http://www.jazz2online.com/snippets/144/realistic-rain/ */

void onLevelLoad() {
	jjPIXELMAP rain(32,32);
	for (uint x = 0; x < rain.width; ++x) {
		for (uint y = 0; y < rain.height; ++y) {
			if (x == 16) { //draw in the middle of the tile, xPixel 16
				if (y <= 24) rain[x,y] = 75; //if at yPixel 24 or less, use color 75
				else rain[x,y] = 74; //use color 74 for yPixels 25-32
			} else {
				rain[x,y] = 0;
			}
		}
	}
	
	jjANIMATION@ anim = jjAnimations[jjAnimSets[ANIM::COMMON].firstAnim + 2];
	for (uint frameID = 0; frameID < anim.frameCount; ++frameID) {
		jjANIMFRAME@ frame = jjAnimFrames[anim.firstFrame + frameID];
		rain.save(frame);
		frame.hotSpotX = -frame.width/2;
		frame.hotSpotY = -frame.height;
	}
}

void onMain() {
	for (int i = 0; i < 1024; i++) { //loop through the global array jjParticles[1024]
		jjPARTICLE@ particle = jjParticles[i];
		if (particle.type == PARTICLE::RAIN) {
			particle.xSpeed = 0; //make rain fall straight down
			particle.ySpeed = jjLocalPlayers[0].ySpeed < 0? 10 : int(10 + jjLocalPlayers[0].ySpeed); //the rain speed accounts for differences in the player speed, and so won't appear to fall more slowly when the player is falling
		}
	}
}