Method is_identity

src/fl/math/transform.cpp.hpp:143–146

}

bool TransformFloatImpl::is_identity() const {
    return (scale_x == 1.0f && scale_y == 1.0f && offset_x == 0.0f &&
            offset_y == 0.0f && rotation == 0.0f);
}

Matrix3x3f TransformFloat::compile() const {
    Matrix3x3f out;