adding in ecen427 space invaders final lab

2016-04-10 09:23:30 -07:00
parent e3fae2b680
commit 110f83b420
32 changed files with 6429 additions and 0 deletions
@@ -0,0 +1,215 @@
+/*
+ * sounds.c
+ *
+ *  Created on: Oct 26, 2013
+ *      Author: superman
+ */
+
+#include "sounds.h"
+
+extern int shoot_numberOfSamples;
+extern int tankDeath_numberOfSamples;
+extern int spaceShipSound_numberOfSamples;
+extern int spaceShipDeathSound_numberOfSamples;
+extern int alienDeathSound_numberOfSamples;
+extern int alienMovement1Sound_numberOfSamples;
+extern int alienMovement2Sound_numberOfSamples;
+extern int alienMovement3Sound_numberOfSamples;
+extern int alienMovement4Sound_numberOfSamples;
+
+
+extern int shoot_soundData[];
+extern int tankDeath_soundData[];
+extern int spaceShipSound_soundData[];
+extern int spaceShipDeathSound_soundData[];
+extern int alienDeathSound_soundData[];
+extern int alienMovement1Sound_soundData[];
+extern int alienMovement2Sound_soundData[];
+extern int alienMovement3Sound_soundData[];
+extern int alienMovement4Sound_soundData[];
+extern int alienSilenceSound_soundData[];
+int haveTankBulletSound = 0;
+int haveTankDeathSound = 0;
+int haveSpaceShipSound = 0;
+int haveSpaceShipDeathSound = 0;
+int haveAlienDeathSound = 0;
+int haveAlienMoveSound =1;
+
+int bulletSoundIndex = 0;
+int tankDeathIndex = 0;
+int spaceShipIndex = 0;
+int spaceShipDeathIndex = 0;
+int alienDeathIndex = 0;
+int alienCadenceIndex = 1;
+int alien1Index=0;
+int alien2Index=0;
+int alien3Index=0;
+int alien4Index=0;
+int isHaveTankBulletSound() {
+  return haveTankBulletSound;
+}
+void setHaveTankBulletSound(int x) {
+  haveTankBulletSound = x;
+}
+
+int isHaveTankDeathSound() {
+  return haveTankDeathSound;
+}
+void setHaveTankDeathSound(int x) {
+  haveTankDeathSound = x;
+}
+
+int isHaveSpaceShipSound() {
+  return haveSpaceShipSound;
+}
+void setHaveSpaceShipSound(int x) {
+  haveSpaceShipSound = x;
+}
+
+int isHaveSpaceShipDeathSound() {
+  return haveSpaceShipDeathSound;
+}
+void setHaveSpaceShipDeathSound(int x) {
+  haveSpaceShipDeathSound = x;
+}
+
+int isHaveAlienDeathSound() {
+  return haveAlienDeathSound;
+}
+void setHaveAlienDeathSound(int x) {
+  haveAlienDeathSound = x;
+}
+int isAlienSoundCadence(){
+	return alienCadenceIndex;
+}
+void setAlienSoundCadence(int x){
+	alienCadenceIndex = x;
+}
+//Responsible for rotating the different alien sounds called in the timer
+void incrementAlienSoundCadence(){
+	if(isAlienSoundCadence() == 8)
+		setAlienSoundCadence(1);
+	else
+		setAlienSoundCadence(isAlienSoundCadence() + 1);
+}
+
+void fillSound(){
+  int i;
+  for(i=0;i<256;i++){
+    Xuint32 sample = getNextSample();
+    XAC97_mSetInFifoData(XPAR_AXI_AC97_0_BASEADDR,sample);
+  }
+}
+
+
+Xuint32 getNextSample(){
+
+  Xuint32 sample = 0x00000000; //Play no sound
+
+  if (haveTankBulletSound != 0) {
+    sample = (shoot_soundData[bulletSoundIndex] | (shoot_soundData[bulletSoundIndex])<<16);
+    if(bulletSoundIndex < (shoot_numberOfSamples - 1)){
+      bulletSoundIndex++;
+    } else {
+      bulletSoundIndex = 0;
+      haveTankBulletSound = 0;
+    }
+  } else if (haveTankDeathSound != 0) {
+    sample = (tankDeath_soundData[tankDeathIndex] | (tankDeath_soundData[tankDeathIndex])<<16);
+    if (tankDeathIndex < (tankDeath_numberOfSamples - 1)) {
+      tankDeathIndex++;
+    } else {
+      tankDeathIndex = 0;
+      haveTankDeathSound = 0;
+    }
+  } else if (haveSpaceShipSound != 0 ) { //set in setHaveSpaceShip global
+    sample = (spaceShipSound_soundData[spaceShipIndex] | (spaceShipSound_soundData[spaceShipIndex])<<16);
+    if (spaceShipIndex < (spaceShipSound_numberOfSamples -1)) {
+      spaceShipIndex++;
+    } else {
+      spaceShipIndex = 0;
+      //Set no sound when it goes off the page - Done by setHaveSpaceShip global
+
+    }
+  } else if (haveSpaceShipDeathSound != 0) {
+    sample = (spaceShipDeathSound_soundData[spaceShipDeathIndex] | (spaceShipDeathSound_soundData[spaceShipDeathIndex])<<16);
+    if (spaceShipDeathIndex < (spaceShipDeathSound_numberOfSamples - 1)) {
+      spaceShipDeathIndex++;
+    } else {
+      spaceShipDeathIndex = 0;
+      haveSpaceShipDeathSound = 0;
+    }
+
+  }
+  else if (haveAlienDeathSound != 0) {
+      sample = (alienDeathSound_soundData[alienDeathIndex] | (alienDeathSound_soundData[alienDeathIndex])<<16);
+      if (alienDeathIndex < (alienDeathSound_numberOfSamples - 1)) {
+        alienDeathIndex++;
+      } else {
+        alienDeathIndex = 0;
+        haveAlienDeathSound = 0;
+      }
+    }
+//Set to always on since aliens are always in the game
+  else if (haveAlienMoveSound != 0){
+	  //Performs the change in the four different sounds which are incremented by the alienCounter which is in timer_interrupt_handler()
+	  switch (isAlienSoundCadence()){
+	  case 1:
+		  sample = (alienMovement1Sound_soundData[alien1Index] | (alienMovement1Sound_soundData[alien1Index]) <<16);
+
+		  if(alien1Index < (alienMovement1Sound_numberOfSamples -1)){
+			  alien1Index++;
+		  }
+		  else{
+			  alien1Index = 0;
+		  }
+
+
+	  break;
+	  case 3:
+		  sample = (alienMovement2Sound_soundData[alien2Index] | (alienMovement2Sound_soundData[alienCadenceIndex]) <<16);
+
+		  if(alien2Index < (alienMovement2Sound_numberOfSamples -1)){
+		  			  alien2Index++;
+		  		  }
+		  		  else{
+		  			  alien2Index = 0;
+		  		  }
+		  break;
+	 case 5:
+		  sample = (alienMovement3Sound_soundData[alien3Index] | (alienMovement3Sound_soundData[alienCadenceIndex]) <<16);
+
+		  if(alien3Index < (alienMovement3Sound_numberOfSamples -1)){
+		  			  alien3Index++;
+		  		  }
+		  		  else{
+		  			  alien3Index = 0;
+		  		  }
+		  break;
+	  case 7:
+
+
+		  sample = (alienMovement4Sound_soundData[alien4Index] | (alienMovement4Sound_soundData[alienCadenceIndex]) <<16);
+
+		  if(alien4Index < (alienMovement4Sound_numberOfSamples -1)){
+		  			  alien4Index++;
+		  		  }
+		  		  else{
+		  			  alien4Index = 0;
+		  		  }
+		  break;
+	  default:
+	 		  sample = 0x00000080;
+
+	 		 		  break;
+
+	  }
+
+
+
+  }
+
+  return sample;
+}
+
+