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jckarter

191 karma · joined November 23, 2008

I've got a long way to go, getting further away.
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jckarter··on All image-editing software gets scaling wrong
Yeah, but PTX doesn't give texture or sampler values an sRGB mode either. Are you sure the driver doesn't just convert the texture when glTex(Sub)Image* is called?
jckarter··on All image-editing software gets scaling wrong
Is the sRGB-to-linear transformation actually done in the GPU's texturing hardware? nVidia's PTX ISA at least doesn't expose any sRGB-specific sampling opcodes.
jckarter··on All image-editing software gets scaling wrong
Oh, I agree entirely. I just called it "wrong" in response to Geee's original question. Should have clarified.
jckarter··on All image-editing software gets scaling wrong
Texture sampling is still performed with specialized hardware. It does bilinear or trilinear sampling, which would be "wrong" by the original article's definition.
jckarter··on A re-introduction to JavaScript
An introduction really shouldn't encourage things like "for (var i = 0, item; item = a[i]; i++)". Someone's going to cut-and-paste that because it looks cute, and their code will break when their array suddenly needs to contain null values. Fuzzy boolean semantics are bad enough without spreading stuff like this around (speaking from experience with || abuse in Perl).
jckarter··on 'Junkware' comes standard on Verizon, T-Mobile smart phones
Google should do what the Mozilla project does with Firefox and use their Android trademark to enforce user-experience standards before this becomes an epidemic. If the carriers take their Android code and use it to punch their customers in the face like this, don't let them call it Android anymore.
jckarter··on Gestural interfaces: A step backwards in usability
"But the place for such experimentation is in the lab."

That's a silly, elitist statement. No matter how much testing you do in the lab, the ultimate test is in the hands of end users. Lots of dumb WIMP UI ideas, like modal dialogs, MDI windows, and nested menu hierarchies, survived the labs at Xerox, Apple, and Microsoft, but fell out of favor over years of real user experience. On the other side of the coin, lots of now-popular desktop and web UI elements were conceived by run-of-the-mill developers far from any research campus. As the new-car smell wears off touch devices, plenty of touch UI conventions will get drop-tested in the wild, the stupid ones will get discarded, and the good ones will get copied by everyone and become taken for granted. This will happen far faster in the cutthroat app marketplace, under the eyes of millions of customers, than in any HCI lab.

jckarter··on The New San Francisco Suburbs, a Plane Ride Away
The Northwest needs jobs, not parasites further inflating its real estate market. How about you move some companies up there too?
jckarter··on [dead]
I don't know what tools Web 3.0 will be built with, but Web 4.0 will be built with sticks and stones.
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