Matrix.speedTransformInv

only for transform matrix

struct Matrix(size_t H, size_t W, E)
pure @property const
static if(isFloatingPoint!E && (isDynamicAll || (isStaticHeightOnly && H > 1) || (isStaticWidthOnly && W > 1) || (isStatic && W == H)))
static if((isStaticHeightOnly && H == 4) || (isStaticWidthOnly && W == 4) || (isStatic && H == W && H == 4) || isDynamicAll)
speedTransformInv
()

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