Helper function to map qemu colors (32bit integer + matching PixelFormat)
into pixman_color_t.
Signed-off-by: Gerd Hoffmann <kra...@redhat.com>
---
include/ui/qemu-pixman.h | 2 ++
ui/qemu-pixman.c | 11 +++++++++++
2 files changed, 13 insertions(+)
diff --git a/include/ui/qemu-pixman.h b/include/ui/qemu-pixman.h
index b032f52..b0f09b5 100644
--- a/include/ui/qemu-pixman.h
+++ b/include/ui/qemu-pixman.h
@@ -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 */
diff --git a/ui/qemu-pixman.c b/ui/qemu-pixman.c
index 6dcbe90..be551e0 100644
--- a/ui/qemu-pixman.c
+++ b/ui/qemu-pixman.c
@@ -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;
+}
--
1.7.9.7
