Change the definition of the calibration load and save routines as per steved suggestion.

src/ginput/driver_mouse.h

@@ -74,7 +74,6 @@ typedef struct GMouseVMT {
 		#define GMOUSE_VFLG_CALIBRATE		0x0010			// This device requires calibration
 		#define GMOUSE_VFLG_CAL_EXTREMES	0x0020			// Use edge to edge calibration
 		#define GMOUSE_VFLG_CAL_TEST		0x0040			// Test the results of the calibration
-		#define GMOUSE_VFLG_CAL_LOADFREE    0x0080          // Call gfxFree on the buffer returned by the VMT calload() routine.
 		#define GMOUSE_VFLG_ONLY_DOWN		0x0100			// This device returns a valid position only when the mouse is down
 		#define GMOUSE_VFLG_POORUPDOWN		0x0200			// Position readings during up/down are unreliable
 		#define GMOUSE_VFLG_DYNAMICONLY		0x8000			// This mouse driver should not be statically initialized eg Win32
@@ -89,8 +88,8 @@ typedef struct GMouseVMT {
 	bool_t	(*init)(GMouse *m, unsigned driverinstance);	// Required
 	void	(*deinit)(GMouse *m);							// Optional
 	bool_t	(*get)(GMouse *m, GMouseReading *prd);			// Required
-	void	(*calsave)(GMouse *m, void *buf, size_t sz);	// Optional
+	void	(*calsave)(GMouse *m, const void *buf, size_t sz);	// Optional
-	const char *(*calload)(GMouse *m, size_t sz);			// Optional: Can return NULL if no data is saved.
+	bool_t	(*calload)(GMouse *m, void *buf, size_t sz);	// Optional
 } GMouseVMT;
 
 #define gmvmt(m)		((const GMouseVMT const *)((m)->d.vmt))

src/ginput/ginput_mouse.c

@@ -462,7 +462,7 @@ static void MousePoll(void *param) {
 			gdispGSetClip(m->display, 0, 0, w, h);
 		#endif
 
-		// Ensure we get minimaly processed readings for the calibration
+		// Ensure we get minimally processed readings for the calibration
 		m->flags |= GMOUSE_FLG_IN_CAL;
 
 		// Set up our calibration locations
@@ -519,7 +519,7 @@ static void MousePoll(void *param) {
 						gfxSleepMilliseconds(CALIBRATION_POLL_PERIOD);
 					}
 
-					// Ignore presses less than CALIBRATION_MAXPRESS_PERIOD milliseconds
+					// Ignore presses less than CALIBRATION_MINPRESS_PERIOD milliseconds
 				} while(j < CALIBRATION_MINPRESS_PERIOD/CALIBRATION_POLL_PERIOD);
 				points[i].x = px / j;
 				points[i].y = py / j;
@@ -689,23 +689,13 @@ void _gmousePostInitDriver(GDriver *g) {
 
     #if !GINPUT_TOUCH_NOCALIBRATE && !GINPUT_TOUCH_STARTRAW
         if ((gmvmt(m)->d.flags & GMOUSE_VFLG_CALIBRATE)) {
-            GMouseCalibration		*pc;
-
             #if GINPUT_TOUCH_USER_CALIBRATION_LOAD
-                if ((pc = (GMouseCalibration *)LoadMouseCalibration(gdriverGetDriverInstanceNumber((GDriver *)m), sizeof(GMouseCalibration)))) {
+                if (LoadMouseCalibration(gdriverGetDriverInstanceNumber((GDriver *)m), &m->caldata, sizeof(GMouseCalibration))))
-                    memcpy(&m->caldata, pc, sizeof(GMouseCalibration));
-                    #if GINPUT_TOUCH_USER_CALIBRATION_FREE
-                        gfxFree(pc);
-                    #endif
                     m->flags |= GMOUSE_FLG_CALIBRATE;
-                } else
+                else
             #endif
-            if (gmvmt(m)->calload && (pc = (GMouseCalibration *)gmvmt(m)->calload(m, sizeof(GMouseCalibration)))) {
+            if (gmvmt(m)->calload && gmvmt(m)->calload(m, &m->caldata, sizeof(GMouseCalibration))))
-                memcpy(&m->caldata, pc, sizeof(GMouseCalibration));
-                if ((gmvmt(m)->d.flags & GMOUSE_VFLG_CAL_LOADFREE))
-                    gfxFree(pc);
                 m->flags |= GMOUSE_FLG_CALIBRATE;
-            }
 			#if !GINPUT_TOUCH_NOCALIBRATE_GUI
 				else
 					while (CalibrateMouse(m));

src/ginput/ginput_mouse.h

@@ -156,15 +156,14 @@ extern "C" {
      * @return  A pointer to the data or NULL on failure
      *
 	 * @param[in] instance		The mouse input instance number
+	 * @param[in] data			Where the data should be placed
 	 * @param[in] sz    		The size in bytes of the data to retrieve.
 	 *
      * @note    This routine is provided by the user application. It is only
      *          called if GINPUT_TOUCH_USER_CALIBRATION_LOAD has been set to TRUE in the
      *          users gfxconf.h file.
-     * @note    If GINPUT_TOUCH_USER_CALIBRATION_FREE has been set to TRUE in the users
-     *          gfxconf.h file then the buffer returned will be free'd using gfxFree().
      */
-    void *LoadMouseCalibration(unsigned instance, size_t sz);
+    bool_t LoadMouseCalibration(unsigned instance, void *data, size_t sz);
 
     /**
      * @brief   Save a set of mouse calibration data

src/ginput/sys_options.h

@@ -134,12 +134,12 @@
 	#endif
 	/**
 	 * @brief   Milliseconds to generate a CXTCLICK on a touch device.
-	 * @details	Defaults to 700 millseconds
+	 * @details	Defaults to 500 millseconds
 	 * @note	If you hold the touch down for longer than this a CXTCLICK is generated
 	 * 			but only on a touch device.
 	 */
 	#ifndef GINPUT_TOUCH_CXTCLICK_TIME
-		#define GINPUT_TOUCH_CXTCLICK_TIME				700
+		#define GINPUT_TOUCH_CXTCLICK_TIME				500
 	#endif
    /**
      * @brief   There is a user supplied routine to load mouse calibration data
@@ -149,14 +149,6 @@
 	#ifndef GINPUT_TOUCH_USER_CALIBRATION_LOAD
 		#define GINPUT_TOUCH_USER_CALIBRATION_LOAD		FALSE
 	#endif
-   /**
-     * @brief   The buffer returned by the users @p LoadMouseCalibration() routine must be gfxFree()'d
-	 * 			by the mouse code.
-	 * @details	Defaults to FALSE
-     */
-	#ifndef GINPUT_TOUCH_USER_CALIBRATION_FREE
-		#define GINPUT_TOUCH_USER_CALIBRATION_FREE		FALSE
-	#endif
    /**
      * @brief   There is a user supplied routine to save mouse calibration data
 	 * @details	Defaults to FALSE