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From http://www.jwz.org/xscreensaver/xscreensaver-5.26.tar.gz
[xscreensaver]
/
hacks
/
glx
/
trackball.c
diff --git
a/hacks/glx/trackball.c
b/hacks/glx/trackball.c
index 617a0bb17c487bc77130b68f29d34cdebe493be1..429ade91ebd80ad6ccb70ebc9f0540fd8ba74bb6 100644
(file)
--- a/
hacks/glx/trackball.c
+++ b/
hacks/glx/trackball.c
@@
-72,6
+72,7
@@
*/
static float tb_project_to_sphere(float, float, float);
static void normalize_quat(float [4]);
*/
static float tb_project_to_sphere(float, float, float);
static void normalize_quat(float [4]);
+static void axis_to_quat(float a[3], float phi, float q[4]);
static void
vzero(float *v)
static void
vzero(float *v)