resetParticle()

void resetParticle	(	P &	p,
		uint32_t	tt )

Definition at line 58 of file Luminova.h.

                                      {
    // Original: x=360,y=360 (center), a=t*1.25 + noise(I)*W, f=t%2*2-1, g=I,
    // s=5
    int I = (int)(tt / 50);
    p.x = (WIDTH - 1) / 2.0f;
    p.y = (HEIGHT - 1) / 2.0f;
 
    // noise(I)*W   -> use 1D Perlin noise via inoise8
    uint8_t n1 = inoise8(I * 19); // arbitrary scale
    float noiseW = (n1 / 255.0f) * WIDTH;
 
    p.a = tt * 1.25f + noiseW; // base angle component
    p.f = (tt & 1) ? +1 : -1;  // alternate direction
    p.g = I;
    p.s = 3.0f; // lower initial intensity for small grids
    p.alive = true;
}

References P::a, P::alive, P::f, P::g, HEIGHT, inoise8(), P::s, WIDTH, P::x, and P::y.

Referenced by loop().

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