mapToIndex() [1/2]

uint16_t fl::XYMap::mapToIndex	(	const uint16_t &	x,
		const uint16_t &	y ) const

Definition at line 97 of file xymap.cpp.

                                                                     {
    uint16_t index;
    switch (type) {
    case kSerpentine: {
        uint16_t xx = x % width;
        uint16_t yy = y % height;
        index = xy_serpentine(xx, yy, width, height);
        break;
    }
    case kLineByLine: {
        uint16_t xx = x % width;
        uint16_t yy = y % height;
        index = xy_line_by_line(xx, yy, width, height);
        break;
    }
    case kFunction:
        index = xyFunction(x, y, width, height);
        break;
    case kLookUpTable:
        index = mLookUpTable->getData()[y * width + x];
        break;
    default:
        return 0;
    }
    return index + mOffset;
}

References height, kFunction, kLineByLine, kLookUpTable, kSerpentine, mLookUpTable, mOffset, type, width, x, fl::xy_line_by_line(), fl::xy_serpentine(), xyFunction, and y.

Referenced by convertToLookUpTable(), fl::downscaleArbitrary(), fl::downscaleHalf(), mapPixels(), mapToIndex(), operator()(), and toScreenMap().

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