seti16()

void fl::WaveSimulation2D::seti16	(	size_t	x,
		size_t	y,
		int16_t	value )

Definition at line 127 of file wave_simulation.cpp.

                                                             {
    if (!has(x, y))
        return;
 
    // radius in pixels of your diamond
    int rad = static_cast<int>(multiplier) / 2;
 
    for (size_t j = 0; j < multiplier; ++j) {
        for (size_t i = 0; i < multiplier; ++i) {
            // compute offset from the center of this block
            int dx = static_cast<int>(i) - rad;
            int dy = static_cast<int>(j) - rad;
 
            // keep only those points whose Manhattan distance ≤ rad
            if (ABS(dx) + ABS(dy) > rad)
                continue;
 
            size_t xx = x * multiplier + i;
            size_t yy = y * multiplier + j;
            if (sim->has(xx, yy)) {
                sim->seti16(xx, yy, v16);
            }
        }
    }
}

References ABS, has(), multiplier, sim, x, and y.

Referenced by setf().

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