add getSeconds, sound controller, mute/unmute switches

game-ctrl/buttons.c

@@ -6,6 +6,7 @@
 #include "scheduler.h"
 #include "shapes.h"
 #include "canvas.h"
+#include "sound.h"
 
 
 static uint8_t buttonsMoveLeftPressed() {
@@ -45,6 +46,11 @@ static uint8_t buttonsMoveDownPressed() {
 }
 
 void buttonsExec(void *handle) {
+  static uint32_t unmuteTimestamp;
+  uint32_t currentTimestamp = getSeconds();
+  static bool unmuteFlag = false;
+
+
   if (! stoneIsValid()) {
     // don't do anything, the stone has not been initialized
     return;
@@ -75,6 +81,17 @@ void buttonsExec(void *handle) {
 
   if (buttonPressed == 1) {
     canvasShow();
+
+    if (! unmuteFlag) {
+      soundCtrl(e_SOUND_UNMUTE);
+      unmuteFlag = true;
+    }
+    unmuteTimestamp = currentTimestamp;
+  }
+
+  if (unmuteFlag && (unmuteTimestamp + MUTE_DELAY < currentTimestamp)) {
+    soundCtrl(e_SOUND_MUTE);
+    unmuteFlag = false;
   }
 }
 

game-ctrl/scheduler.c

@@ -12,6 +12,7 @@
 
 tTask tasks[MAX_NUM_OF_TASKS];
 
+uint32_t seconds;
 
 void schInit() {
   TACCR0 = 32;
@@ -25,9 +26,18 @@ void schInit() {
     tasks[i].exec = NULL;
     tasks[i].handle = NULL;
   }
+
+  seconds = 0;
 }
 
 void __attribute__ ((interrupt (TIMER0_A0_VECTOR))) schUpdate() {
+  static uint16_t milliSeconds = 0;
+  if (milliSeconds >= 1000) {
+    seconds += 1;
+    milliSeconds = 0;
+  }
+  milliSeconds += 1;
+
   for (uint16_t i = 0; i < MAX_NUM_OF_TASKS; i++) {
     if (tasks[i].exec != NULL) {
       if (tasks[i].delay == 0) {
@@ -89,4 +99,13 @@ void schExec() {
   }
 }
 
+uint32_t getSeconds() {
+  uint32_t s;
+
+  __disable_interrupt();
+  s = seconds;
+  __enable_interrupt();
+
+  return s;
+}
 

game-ctrl/scheduler.h

@@ -31,6 +31,7 @@ void schDel(void (*exec)(void *), void *handle);
 void schExec();
 void schUpdate();
 uint8_t schTaskCnt();
+uint32_t getSeconds();
 
 
 #endif /* PONTCOOPSCHEDULER_H_ */

game-ctrl/sound.c

@@ -0,0 +1,17 @@
+#include "sound.h"
+#include "spi.h"
+
+
+
+void soundInit() {
+}
+
+
+void soundCtrl(t_SoundCmd cmd) {
+  spiSendBegin(e_SPI_SOUND);
+
+  spiSendOctet((uint8_t)cmd);
+
+  spiSendEnd(e_SPI_SOUND);
+}
+

game-ctrl/sound.h

@@ -0,0 +1,33 @@
+#ifndef _SOUND_H_
+#define _SOUND_H_
+
+#define MUTE_DELAY 30 // seconds
+
+typedef enum {
+  e_SOUND_IDLE = 0,
+  e_SOUND_MUTE = 1,
+  e_SOUND_UNMUTE = 2,
+  e_SOUND_START_BACKGROUND = 3,
+  e_SOUND_STOP_BACKGROUND = 4,
+  e_SOUND_START_GAMEOVER = 5,
+  e_SOUND_STOP GAMEOVER = 6,
+  e_SOUND_SPEED_UP = 7,
+  e_SOUND_FANFARE_1 = 8,
+  e_SOUND_FANFARE_2 = 9,
+  e_SOUND_FANFARE_3 = 10,
+  e_SOUND_FANFARE_4 = 11,
+  e_SOUND_STONE_LOCKED = 12,
+  e_SOUND_STONE_MOVE_LEFT = 13,
+  e_SOUND_STONE_MOVE_RIGHT = 14,
+  e_SOUND_STONE_ROTATE_LEFT = 15,
+  e_SOUND_STONE_ROTATE_RIGHT = 16,
+  e_SOUND_DROPPING_START = 17,
+  e_SOUND_DROPPING_STOP = 18,
+} t_SoundCmd;
+
+void soundInit();
+void soundCtrl(t_SoundCmd cmd);
+
+
+
+#endif // _SOUND_H_