add and use is_ego_view() function

svn-id: r22638

4 files changed, 12 insertions, 5 deletions

diff --git a/engines/agi/checks.cpp b/engines/agi/checks.cpp
index 189d1395a5..93f40c07be 100644
--- a/engines/agi/checks.cpp
+++ b/engines/agi/checks.cpp
@@ -242,7 +242,7 @@ void update_position() {
 		}
 
 		if (border != 0) {
-			if (v == game.view_table) {
+			if (is_ego_view(v)) {
 				game.vars[V_border_touch_ego] = border;
 			} else {
 				game.vars[V_border_code] = v->entry;
diff --git a/engines/agi/motion.cpp b/engines/agi/motion.cpp
index 61d14dc1a3..79504bbdc5 100644
--- a/engines/agi/motion.cpp
+++ b/engines/agi/motion.cpp
@@ -59,7 +59,7 @@ static void changepos(struct vt_entry *v) {
 	} else {
 		v->flags |= MOTION;
 		v->direction = 0;
-		if /*_is_ego_view*/ (v)
+		if (is_ego_view(v))
 			game.vars[V_ego_dir] = 0;
 	}
 }
@@ -72,7 +72,7 @@ static void motion_wander(struct vt_entry *v) {
 
 	v->direction = rnd->getRandomNumber(8);
 
-	if /*_is_ego_view */ (v) {
+	if (is_ego_view(v)) {
 		game.vars[V_ego_dir] = v->direction;
 		while (v->parm1 < 6) {
 			v->parm1 = rnd->getRandomNumber(50);	/* huh? */
@@ -146,7 +146,7 @@ static void motion_moveobj(struct vt_entry *v) {
 	v->direction = get_direction(v->x_pos, v->y_pos, v->parm1, v->parm2, v->step_size);
 
 	/* Update V6 if ego */
-	if (v == game.view_table)
+	if (is_ego_view(v))
 		game.vars[V_ego_dir] = v->direction;
 
 	if (v->direction == 0)
@@ -200,7 +200,7 @@ void in_destination(struct vt_entry *v) {
 		setflag(v->parm4, true);
 	}
 	v->motion = MOTION_NORMAL;
-	if (v == game.view_table)
+	if (is_ego_view(v))
 		game.player_control = true;
 }
 
diff --git a/engines/agi/view.cpp b/engines/agi/view.cpp
index 536cf3a47f..21aa34f73a 100644
--- a/engines/agi/view.cpp
+++ b/engines/agi/view.cpp
@@ -375,4 +375,9 @@ void update_viewtable() {
 	}
 }
 
+bool is_ego_view(const vt_entry* v)
+{
+	return v == game.view_table;
+}
+
 }                             // End of namespace Agi
diff --git a/engines/agi/view.h b/engines/agi/view.h
index 414d6de01b..1a6232a539 100644
--- a/engines/agi/view.h
+++ b/engines/agi/view.h
@@ -137,6 +137,8 @@ int decode_view(int);
 void add_to_pic(int, int, int, int, int, int, int);
 void draw_obj(int);
 
+bool is_ego_view(const vt_entry *v);
+
 }                             // End of namespace Agi
 
 #endif				/* AGI_VIEW_H */