Hi im new to directfb and want to learn so many thongs from u people, ok i
could cross compile dfb and run examples .. Now i want to learn creating
simple directfb application . so i have some questions for you people
1] is only primary layer used to dsplay on srceen ? i mean to ask
i have displayed a image one image on primary layer , now i wanto display
another image on another layer say secondary
and tempsurf is actual temp surface
secondary->Blit( secondary, tempsurf, NULL, 0,0 );
// primary->Flip( primary, NULL, DSFLIP_NONE );
secondary->Flip(secondary, NULL, DSFLIP_NONE );
but sreen is black .. it is not displaying image .. flags for creating
secondary
sdsc.flags = DSDESC_CAPS | DSDESC_PIXELFORMAT | DSDESC_WIDTH |
DSDESC_HEIGHT;
sdsc.caps = DSCAPS_PREMULTIPLIED;
sdsc.pixelformat = DSPF_ARGB;
sdsc.width = screen_width;
sdsc.height = screen_height;
2] I have a transparent image .. i am able to display that transparent image
but how can i change the transparency( 0% to 100%) value? i could not search
any api .. please help me ..
3]is there any documents to read about directfb layers/surface
Thanks
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