geti16()

i16 fl::WaveSimulation2D::geti16	(	fl::size	x,
		fl::size	y ) const

Definition at line 87 of file wave_simulation.cpp.hpp.

                                                                  {
    if (!has(x, y))
        return 0;    
    i32 sum = 0;
    u8 mult = fl::max(1, mMultiplier);
    for (u32 j = 0; j < mult; ++j) {
        for (u32 i = 0; i < mult; ++i) {
            u32 xx = x * mult + i;
            u32 yy = y * mult + j;
            i32 pt = mSim->geti16(xx, yy);
            if (mUseChangeGrid) {
                // i32 ch_pt = mChangeGrid[(yy * mMultiplier) + xx];
                i32 ch_pt = mChangeGrid(xx, yy);
                if (ch_pt != 0) { // we got a hit.
                    sum += ch_pt;
                } else {
                    sum += pt;
                }
            } else {
                sum += pt;
            }
        }
    }
    i16 out = static_cast<i16>(sum / (mult * mult));
    return out;
}

References fl::FL_NO_EXCEPT, has(), fl::max(), mChangeGrid, mMultiplier, mSim, mUseChangeGrid, fl::x, and fl::y.

Referenced by geti16All(), geti8(), and getu8().

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