Re: [eigen] State of eigen support for small integers(16 bit, signed/unsigned) |

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*To*: eigen@xxxxxxxxxxxxxxxxxxx*Subject*: Re: [eigen] State of eigen support for small integers(16 bit, signed/unsigned)*From*: Rohit Garg <rpg.314@xxxxxxxxx>*Date*: Thu, 20 Aug 2009 23:58:04 +0530*Dkim-signature*: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:content-type :content-transfer-encoding; bh=6+dIRb/HMpqhQXVvbSkX5g8NoXfsk2qYKKfWoxFVQNc=; b=T+cKC+rNf07KJsT8w8UlVeWM6V98lejMbvipmrsk31nleySfQ8DK0Uae+CAiHfYcJL hu9AQ/W822/hVd/f2wDgQS9K487/jt9NUwDC2RKbr2HqmfBLCr9cJq5/8XKl3LSN1HQL O91DAKYahfPv6nfOPpB6iyGQhjC3Jcitbo+p0=*Domainkey-signature*: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; b=ajsXLMmMtvK2nWXOVznlZRILSzKfkh1dEnJbUhb+OOGtaa5OsTmKB9Q6B41tsBugBO x9UGZN37cCZrnsgIkc/DGS+wPeN2OlVspScgSDjSYEOxgnoUX+UQO0yvyfH7m7KC3Ewl RCtw4ojRT9uUsdUs3ytL4jOb1Bg3K9JD/Y4Sg=

I am through modding Numtraits.h, MathFunctions .h to add shorts. In the PacketMath.h there are these 3 functions whose purpose I did not understand. ei_palign_impl ei_preduxp ei_predux Comments? I'll upload the new code to On Thu, Aug 20, 2009 at 11:30 PM, Rohit Garg<rpg.314@xxxxxxxxx> wrote: >> Oh, actually, it looks like we don't have any support for bitwise >> shift at all. So you would have to add that feature from scratch. See >> the file Functors.h in Core or Array, you have to add a functor for >> that. This will be used as a CwiseUnaryOp so you could take the >> existing unary operations (like cwise().pow(x) since it too takes a >> parameter) as a starting point. > > There is a Functors.h in both array and core. I looked at both. The > array one provides a EIGEN_FUNCTOR_PLUGIN. But I dont know how to put > it to use. Suggestions? > > -- > Rohit Garg > > http://rpg-314.blogspot.com/ > > Senior Undergraduate > Department of Physics > Indian Institute of Technology > Bombay > -- Rohit Garg http://rpg-314.blogspot.com/ Senior Undergraduate Department of Physics Indian Institute of Technology Bombay

**References**:**[eigen] State of eigen support for small integers(16 bit, signed/unsigned)***From:*Rohit Garg

**Re: [eigen] State of eigen support for small integers(16 bit, signed/unsigned)***From:*Benoit Jacob

**Re: [eigen] State of eigen support for small integers(16 bit, signed/unsigned)***From:*Rohit Garg

**Re: [eigen] State of eigen support for small integers(16 bit, signed/unsigned)***From:*Benoit Jacob

**Re: [eigen] State of eigen support for small integers(16 bit, signed/unsigned)***From:*Rohit Garg

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