From 05861ca745dcc50072510096a246e868ddce2f89 Mon Sep 17 00:00:00 2001
From: Kp <kp@valhallalegends.com>
Date: Sat, 7 Jul 2012 21:38:03 +0000
Subject: [PATCH] Treat robot joints as const

---
 main/ai2.c   | 4 ++--
 main/robot.c | 2 +-
 main/robot.h | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/main/ai2.c b/main/ai2.c
index 297b43b62..74ef05c87 100644
--- a/main/ai2.c
+++ b/main/ai2.c
@@ -525,7 +525,7 @@ int player_is_visible_from_object(object *objp, vms_vector *pos, fix field_of_vi
 int do_silly_animation(object *objp)
 {
 	int				objnum = objp-Objects;
-	jointpos 		*jp_list;
+	const jointpos 		*jp_list;
 	int				robot_type, gun_num, robot_state, num_joint_positions;
 	polyobj_info	*pobj_info = &objp->rtype.pobj_info;
 	ai_static		*aip = &objp->ctype.ai_info;
@@ -560,7 +560,7 @@ int do_silly_animation(object *objp)
 		for (joint=0; joint<num_joint_positions; joint++) {
 			fix			delta_angle, delta_2;
 			int			jointnum = jp_list[joint].jointnum;
-			vms_angvec	*jp = &jp_list[joint].angles;
+			const vms_angvec	*jp = &jp_list[joint].angles;
 			vms_angvec	*pobjp = &pobj_info->anim_angles[jointnum];
 
 			if (jointnum >= Polygon_models[objp->rtype.pobj_info.model_num].n_models) {
diff --git a/main/robot.c b/main/robot.c
index 701cdb96a..0d421b049 100644
--- a/main/robot.c
+++ b/main/robot.c
@@ -131,7 +131,7 @@ void calc_gun_point(vms_vector *gun_point,object *obj,int gun_num)
 
 //fills in ptr to list of joints, and returns the number of joints in list
 //takes the robot type (object id), gun number, and desired state
-int robot_get_anim_state(jointpos **jp_list_ptr,int robot_type,int gun_num,int state)
+int robot_get_anim_state(const jointpos **jp_list_ptr,int robot_type,int gun_num,int state)
 {
 
 	Assert(gun_num <= Robot_info[robot_type].n_guns);
diff --git a/main/robot.h b/main/robot.h
index 7bc6c41ee..8f82af170 100644
--- a/main/robot.h
+++ b/main/robot.h
@@ -173,7 +173,7 @@ void calc_gun_point(vms_vector *gun_point,struct object *obj,int gun_num);
 //  On exit:
 //      Returns number of joints in list.
 //      jp_list_ptr is stuffed with a pointer to a static array of joint positions.  This pointer is valid forever.
-extern int robot_get_anim_state(jointpos **jp_list_ptr,int robot_type,int gun_num,int state);
+extern int robot_get_anim_state(const jointpos **jp_list_ptr,int robot_type,int gun_num,int state);
 
 /*
  * reads n robot_info structs from a PHYSFS_file