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Negative alpha means "don't touch".

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Chong Yidong 2008-11-12 15:51:35 +00:00
parent 2f8e69ccca
commit f2d5c00fe8
1 changed files with 2 additions and 1 deletions
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3
src/frame.h
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@ -482,7 +482,8 @@ struct frame
/* frame opacity
alpha[0]: alpha transparency of the active frame
alpha[1]: alpha transparency of inactive frames */
alpha[1]: alpha transparency of inactive frames
Negative values mean not to change alpha. */
double alpha[2];
/* Exponent for gamma correction of colors. 1/(VIEWING_GAMMA *