Added fft files

fixed some issues, included equalizer.

1 files changed, 24 insertions, 3 deletions

diff --git a/Graphic_Equalizer/src/eventhandler.hcc b/Graphic_Equalizer/src/eventhandler.hcc
index b614d28..f0583aa 100644
--- a/Graphic_Equalizer/src/eventhandler.hcc
+++ b/Graphic_Equalizer/src/eventhandler.hcc
@@ -36,7 +36,7 @@
 

 extern chan unsigned 1 maskupdate_notification;

 

-/*! \fn		void eventhandler_main(events_t *events, mousedata_t *mousedata);

+/*! \fn		void eventhandler_main(equalizer_levels_t *equalizer_levels, events_t *events, mousedata_t *mousedata);

  * \brief	

  * 

  * \param	events_t *events	pointer to struct with all events.

@@ -45,12 +45,15 @@ extern chan unsigned 1 maskupdate_notification;
  * \return	Never Returns.

  * \retval	void

  */

-macro proc eventhandler_main(events, mousedata) {

+macro proc eventhandler_main(equalizer_levels, events, mousedata) {

 	unsigned 5 volume_left;

 	unsigned 1 newmaskupdate;

 

 	for (;;) {

 		maskupdate_notification ? newmaskupdate;

+		print_string("Mask: ");print_hex_value(0 @ events.mask);print_eol();

+		print_string("state: ");print_hex_value(0 @ mousedata.state);print_eol();

+

 		/*

 		 * First we determine what mousestate we currently have. Then

 		 * we check where we are to decide what to do.

@@ -96,7 +99,25 @@ macro proc eventhandler_main(events, mousedata) {
 					delay;

 				}

 				if ((AREA_EQUALIZER_MIN <= events.mask) && (events.mask <= AREA_EQUALIZER_MAX)) {

-					delay;

+					print_string("Ypos for eq: ");print_hex_value(0 @ mousedata.y);print_eol();

+					/*

+					 * Copy the current Y position into a

+					 * store for the current equalizer bar.

+					 */

+					events.equalizer_position[(events.mask -0x80) <- 7] = mousedata.y;

+					/*

+					 * We look our current possition up in

+					 * the lookup table. We determin our

+					 * position via the current Y position

+					 * (minus an offset of course). We

+					 * store the result in the array of

+					 * equalizer levels. The index we get

+					 * from the current mask.

+					 *

+					 * TODO: lock equalizer store with a

+					 * semaphore!

+					 */

+					equalizer_levels.write[0 @ (events.mask -0x80) <- 7] = equalizer_table[((mousedata.y) -382) <- 7];

 				} else {

 					delay;

 				}