Method getBounds

src/fl/math/screenmap.cpp.hpp:527–554

float ScreenMap::getDiameter() const { return mDiameter; }

vec2f ScreenMap::getBounds() const {

    if (length == 0 || !mLookUpTable) {
        return {0, 0};
    }

    LUTXYFLOAT &lut = *mLookUpTable.get();

    fl::vec2f *data = lut.getDataMutable();
    // float minX = lut[0].x;
    // float maxX = lut[0].x;
    // float minY = lut[0].y;
    // float maxY = lut[0].y;
    float minX = data[0].x;
    float maxX = data[0].x;
    float minY = data[0].y;
    float maxY = data[0].y;

    for (u32 i = 1; i < length; i++) {
        const vec2f &p = lut[i];
        minX = fl::min(minX, p.x);
        maxX = fl::max(maxX, p.x);
        minY = fl::min(minY, p.y);
        maxY = fl::max(maxY, p.y);
    }

    return {maxX - minX, maxY - minY};
}

const vec2f &ScreenMap::empty() {
    static const vec2f s_empty = vec2f(0, 0); // okay static in header