Commit 867c538f authored by Gerd Hoffmann's avatar Gerd Hoffmann
Browse files

pixman: add qemu_pixman_color() 



Helper function to map qemu colors (32bit integer + matching PixelFormat)
into pixman_color_t.

Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
parent eb2f9b02

include/ui/qemu-pixman.h

+2 −0
Original line number Diff line number Diff line
@@ -43,4 +43,6 @@ pixman_image_t *qemu_pixman_mirror_create(pixman_format_code_t format, 
                                          pixman_image_t *image);

void qemu_pixman_image_unref(pixman_image_t *image);



pixman_color_t qemu_pixman_color(PixelFormat *pf, uint32_t color);



#endif /* QEMU_PIXMAN_H */

ui/qemu-pixman.c

+11 −0
Original line number Diff line number Diff line
@@ -79,3 +79,14 @@ void qemu_pixman_image_unref(pixman_image_t *image) 
    }

    pixman_image_unref(image);

}



pixman_color_t qemu_pixman_color(PixelFormat *pf, uint32_t color)

{

    pixman_color_t c;



    c.red   = ((color & pf->rmask) >> pf->rshift) << (16 - pf->rbits);

    c.green = ((color & pf->gmask) >> pf->gshift) << (16 - pf->gbits);

    c.blue  = ((color & pf->bmask) >> pf->bshift) << (16 - pf->bbits);

    c.alpha = ((color & pf->amask) >> pf->ashift) << (16 - pf->abits);

    return c;

}