include/industry/foc/*/foc_angle.h: add a field with angle type

include/industry/foc/fixed16/foc_angle.h

@@ -30,6 +30,7 @@
 #include <dspb16.h>
 
 #include "industry/foc/fixed16/foc_handler.h"
+#include "industry/foc/foc_common.h"
 
 /****************************************************************************
  * Public Type Definition
@@ -49,7 +50,8 @@ struct foc_angle_in_b16_s
 
 struct foc_angle_out_b16_s
 {
-  b16_t angle;
+  uint8_t type;                 /* Angle type */
+  b16_t angle;                  /* Agnle */
 };
 
 /* Forward declaration */

include/industry/foc/float/foc_angle.h

@@ -30,6 +30,7 @@
 #include <dsp.h>
 
 #include "industry/foc/float/foc_handler.h"
+#include "industry/foc/foc_common.h"
 
 /****************************************************************************
  * Public Type Definition
@@ -49,7 +50,8 @@ struct foc_angle_in_f32_s
 
 struct foc_angle_out_f32_s
 {
-  float angle;
+  uint8_t type;                 /* Angle type */
+  float   angle;                /* Angle */
 };
 
 /* Forward declaration */

include/industry/foc/foc_common.h

@@ -71,6 +71,15 @@ enum foc_ramp_mode_e
   RAMP_MODE_NORMAL    = 3,      /* Normal operation */
 };
 
+/* Angle handler type */
+
+enum foc_angle_type_e
+{
+  FOC_ANGLE_TYPE_INVALID = 0,  /* Reserved */
+  FOC_ANGLE_TYPE_ELE     = 1,  /* Electrical angle */
+  FOC_ANGLE_TYPE_MECH    = 2,  /* Mechanical angle */
+};
+
 /****************************************************************************
  * Public Function Prototypes
  ****************************************************************************/