Preemptive Issue: Colormap Not working in 2.6.5

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JayPro
Posts: 738
Joined: Sat May 01, 2004 10:51 pm
Location: Huntington Station, Long Island, New York

Preemptive Issue: Colormap Not working in 2.6.5

Post by JayPro »

This is only one so far; but I wanna try to nip this in the bud before id discover anything else.

(Andy, I believe I sent this to you as part of a package for possible submissions)

Lessons Learned (supposed to have a Chalkboard-green background with glowing tones (stable).

V=".157+i",
S="i-1.57",
H=".942-i^1.256",
Vers=100

It's worked peachy-keen till now.

Maybe it's the new tweaks in the c-map transitions? (Edit: That can't be if I'm discovering this issue when I have the palette in isolation...???)

EDIT: Okay...I see more of my c-maps have this issue where they lose their original color and turn red (and/or shades thereof). It isn't happening to all of them, which is peculiar.
Still, I'm getting nervous. Kinda not good...
"God is syntax."

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andy55
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Re: Preemptive Issue: Colormap Not working in 2.6.5

Post by andy55 »

JayPro wrote:This is only one so far; but I wanna try to nip this in the bud before id discover anything else.

(Andy, I believe I sent this to you as part of a package for possible submissions)

Lessons Learned (supposed to have a Chalkboard-green background with glowing tones (stable).

V=".157+i",
S="i-1.57",
H=".942-i^1.256",
Vers=100

It's worked peachy-keen till now.

Maybe it's the new tweaks in the c-map transitions? (Edit: That can't be if I'm discovering this issue when I have the palette in isolation...???)

EDIT: Okay...I see more of my c-maps have this issue where they lose their original color and turn red (and/or shades thereof). It isn't happening to all of them, which is peculiar.
Still, I'm getting nervous. Kinda not good...
Hmm... after digging into this, it looks like you're right. the changes I made in version 2.6.5 broke the fact that a HSV colormap could have H values outside of 0 and 1 (and they would be wrapped such that would be inside 0 and 1). 2.6.5 clipped them, unfortunately. To bad i didn't see this a day earilier and I could have put it into GF v 2.6.6... I'll have this fixed and in version 2.6.7 1-2 weeks from now. sorry! btw, the colormap you put above doesn't look green even after my changes (note how S is clipped to 0 for all i). in short, in v 2.6.7, i'll remove the 0 to 1 clipping on H, but the clipping on S and V will stay (this is the right behavior for those two--it doesn't make sense if they go above 1 or below 0).

thanks and good catch,
andy

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JayPro
Posts: 738
Joined: Sat May 01, 2004 10:51 pm
Location: Huntington Station, Long Island, New York

Muchas Gracias

Post by JayPro »

I appreciate the quick response (even if I can't quite understand your explanation vis a vis how the code figures into the problem; but I'll look ata it more).

I'm not gonna worry about when 2.6.7 comes out to fix this issue. A bit of waiting is good. Patience is a virtue. All that sort of rot. Cheerio. Pip-pip. Tally-ho. Nudge-nudge. Wink-wink. Say no more. Cor, that was a wicked googlie.

:lol: :lol: :lol:

Seriosuly...I do appreciate your answer.

JwP

EDIT: The bkgnd. color isn't green per se, more like that somewhat inexplicable rich, dark teal-ish hue you might see with some chalkboards. Not quibbling, though. When you change things around next time, I'll give it another whirl and see what happens.
"God is syntax."

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