Function UpdateSparks

TombEngine/Game/effects/effects.cpp:283–593

}

void UpdateSparks()
{
	GetLaraDeadlyBounds();

	for (int i = 0; i < MAX_PARTICLES; i++)
	{
		auto& spark = Particles[i];

		if (spark.on)
		{
			spark.StoreInterpolationData();

			spark.life--;

			if (!spark.life)
			{
				if (spark.dynamic != -1)
					ParticleDynamics[spark.dynamic].On = false;

				spark.on = false;
				continue;
			}

			if (HandleWaterfallParticle(spark))
				continue;
			
			int life = spark.sLife - spark.life;
			if (life < spark.colFadeSpeed)
			{
				int dl = (life << 16) / spark.colFadeSpeed;
				spark.r = spark.sR + (dl * (spark.dR - spark.sR) >> 16);
				spark.g = spark.sG + (dl * (spark.dG - spark.sG) >> 16);
				spark.b = spark.sB + (dl * (spark.dB - spark.sB) >> 16);
			}
			else if (spark.life >= spark.fadeToBlack)
			{
				spark.r = spark.dR;
				spark.g = spark.dG;
				spark.b = spark.dB;
			}
			else
			{
				spark.r = (spark.dR * (((spark.life - spark.fadeToBlack) << 16) / spark.fadeToBlack + 0x10000)) >> 16;
				spark.g = (spark.dG * (((spark.life - spark.fadeToBlack) << 16) / spark.fadeToBlack + 0x10000)) >> 16;
				spark.b = (spark.dB * (((spark.life - spark.fadeToBlack) << 16) / spark.fadeToBlack + 0x10000)) >> 16;

				if (spark.r < 8 && spark.g < 8 && spark.b < 8)
				{
					spark.on = 0;
					continue;
				}
			}

			if (spark.life == spark.colFadeSpeed)
			{
				if (spark.flags & SP_UNDERWEXP)
					spark.dSize /= 4;
			}