X-Git-Url: http://git.droids-corp.org/?p=aversive.git;a=blobdiff_plain;f=modules%2Fdevices%2Frobot%2Ftrajectory_manager%2Ftrajectory_manager.h;h=3ebd586b32dcdeacfa5e768ad077b2732eb799d8;hp=648ec1c96a749aa04344b8eda66ca6805d032775;hb=dcb7cd39f9e3026ac926fa471056bf52f3f4023f;hpb=91987ff2747a521681d087935148964eed6b3556

diff --git a/modules/devices/robot/trajectory_manager/trajectory_manager.h b/modules/devices/robot/trajectory_manager/trajectory_manager.h
index 648ec1c..3ebd586 100644
--- a/modules/devices/robot/trajectory_manager/trajectory_manager.h
+++ b/modules/devices/robot/trajectory_manager/trajectory_manager.h
@@ -47,6 +47,15 @@ enum trajectory_state {
 	RUNNING_CIRCLE,
 };
 
+struct circle_target {
+	vect2_cart center;   /**< center of the circle */
+	double radius;       /**< radius of the circle */
+	int32_t dest_angle;  /**< dst angle in inc */
+
+#define TRIGO   1 /* rotation is counterclockwise */
+#define FORWARD 2 /* go forward or backward */
+	uint8_t flags;   /**< flags for this trajectory */
+};
 
 struct trajectory {
 	enum trajectory_state state; /*<< describe the type of target, and if we reached the target */
@@ -54,6 +63,7 @@ struct trajectory {
 	union {
 		vect2_cart cart;     /**<< target, if it is a x,y vector */
 		struct rs_polar pol; /**<< target, if it is a d,a vector */
+		struct circle_target circle; /**<< target, if it is a circle */
 	} target;
 
 	double d_win; 	   /**<< distance window (for END_NEAR) */
@@ -160,4 +170,10 @@ void trajectory_goto_d_a_rel(struct trajectory *traj, double d, double a);
 /** go forward to a x,y relative point, using a trajectory event */
 void trajectory_goto_xy_rel(struct trajectory *traj, double x_rel_mm, double y_rel_mm);
 
+/** make the robot orbiting around (x,y) on a circle whose radius is
+ * radius_mm, and exit when relative destination angle is reached. The
+ * flags set if we go forward or backwards, and CW/CCW. */
+void trajectory_circle_rel(struct trajectory *traj, double x, double y,
+			   double radius_mm, double rel_a_deg, uint8_t flags);
+
 #endif //TRAJECTORY_MANAGER