From b11db169b40e8c63d7a2e9b9bc00881b7834b0d2 Mon Sep 17 00:00:00 2001
From: RHY3756547 <rhy3756547@hotmail.com>
Date: Fri, 8 Sep 2017 17:16:38 +0100
Subject: [PATCH] [Pages] Case sensitive attempt 2

Windows vs Linux when will it end
---
 code/Audio/nitroAudio.js | 113 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 code/Audio/nitroAudio.js

diff --git a/code/Audio/nitroAudio.js b/code/Audio/nitroAudio.js
new file mode 100644
index 0000000..44fe294
--- /dev/null
+++ b/code/Audio/nitroAudio.js
@@ -0,0 +1,113 @@
+//
+// nitroAudio.js
+//--------------------
+// Provides an interface for playing nds music and sound effects.
+// by RHY3756547
+//
+
+window.AudioContext = window.AudioContext || window.webkitAudioContext;
+
+window.nitroAudio = new (function() {
+	var t = this;
+	var ctx;
+
+	t.sounds = [];
+
+	t.tick = tick;
+	t.playSound = playSound;
+	t.kill = kill;
+	t.init = init;
+	t.instaKill = instaKill;
+
+	t.sdat = null;
+
+	function init(sdat) {
+		ctx = new AudioContext();
+		t.ctx = ctx;
+
+		var listener = ctx.listener;
+		listener.dopplerFactor = 1;
+		listener.speedOfSound = 100/1024; //343.3
+
+		SSEQWaveCache.init(sdat, ctx);
+		t.sdat = sdat;
+	}
+
+	function tick() {
+		for (var i=0; i<t.sounds.length; i++) {
+			var snd = t.sounds[i];
+			snd.seq.tick();
+			if (snd.obj != null && snd.obj.soundProps != null && snd.panner != null) updatePanner(snd.panner, snd.obj.soundProps);
+		}
+		for (var i=0; i<t.sounds.length; i++) {
+			var snd = t.sounds[i];
+			snd.dead = snd.seq.dead;
+			if (snd.dead) {
+				snd.gainN.disconnect();
+				t.sounds.splice(i--, 1);
+			}
+		}
+	}
+
+	function kill(sound) {
+		if (!sound.killing) {
+			sound.killing = true;
+			sound.seq.kill();
+		}
+	}
+
+	function instaKill(sound) { //instantly kills a sound
+		if (sound == null) return;
+		var ind = t.sounds.indexOf(sound)
+		sound.gainN.disconnect();
+		if (ind == -1) return;
+		t.sounds.splice(ind, 1);
+	}
+
+	function playSound(seqN, params, arcN, obj) { //if arc is not specified, we just play a normal sequence. this allows 3 overloads. 
+		//obj should have a property "soundProps" where it sets its falloff, position and velocity relative to the oberver occasionally
+		var sound = { dead: false, killing: false, obj: obj };
+
+		var output;
+		if (obj != null) { //if obj is not null then we have a 3d target to assign this sound to.
+			output = ctx.createPanner();
+			sound.gainN = ctx.createGain();
+			sound.gainN.connect(ctx.destination);
+			output.connect(sound.gainN);
+			sound.panner = output;
+
+			updatePanner(sound.panner, sound.obj.soundProps);
+		} else {
+			output = ctx.createGain();
+			sound.gainN = output;
+			output.connect(ctx.destination);
+		}
+
+		var player;
+		if (arcN == null) {
+			var seq = t.sdat.sections["$INFO"][0][seqN];
+			if (seq == null) return;
+			sound.seq = new SSEQPlayer(seq, t.sdat, ctx, output, params);
+		} else {
+			var arc = t.sdat.sections["$INFO"][1][arcN];
+			if (arc == null) return;
+			var seq = arc.arc.entries[seqN];
+			if (seq == null) return;
+			sound.seq = new SSEQPlayer(seq, t.sdat, ctx, output, params);
+		}
+
+		//now that we have the player, package it in an object
+		t.sounds.push(sound);
+		return sound;
+	}
+
+	function updatePanner(panner, soundProps) {
+		if (panner == null || soundProps == null) return;
+		if (soundProps.pos != null) panner.setPosition(soundProps.pos[0], soundProps.pos[1], soundProps.pos[2]);
+		//if (soundProps.vel != null) panner.setVelocity(soundProps.vel[0], soundProps.vel[1], soundProps.vel[2]);
+		if (soundProps.refDistance != null) panner.refDistance = soundProps.refDistance;
+		if (soundProps.panningModel != null) panner.panningModel = soundProps.panningModel;
+		if (soundProps.rolloffFactor != null) panner.rolloffFactor = soundProps.rolloffFactor;
+	}
+
+})();
\ No newline at end of file