BeatEventTest.as

リビジョン 780, 5.6 kB (コミッタ: idiotica, コミット時期: 4 年前)
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1	/**
2	* ...
3	* @author idiotica.net
4	*/
5
6	package
7	{
8	import flash.display.Sprite;
9	import flash.display.StageScaleMode;
10	import flash.events.Event;
11	import flash.media.Sound;
12	import flash.utils.ByteArray;
13	import flash.utils.Endian;
14	import flash.utils.getDefinitionByName;
15
16	import de.popforge.audio.output.Audio;
17	import de.popforge.audio.output.SoundFactory;
18	import net.idiotica.media.beatEvent.beatFrame.BeatFrameEvent;
19	import net.idiotica.media.beatEvent.beatFrame.BeatFrameEventDispatcher;
20	import net.idiotica.media.beatEvent.beatSync.BeatSyncEvent;
21	import net.idiotica.media.beatEvent.beatSync.BeatSyncEventDispatcher;
22
23	public class BeatEventTest extends Sprite
24	{
25
26	[SWF(width = "320", height = "320", frameRate = "60", backgroundColor = "#000000")]
27
28	[Embed(source = "sounds/kick.wav", mimeType = "application/octet-stream")]
29	private const SoundKick:Class;
30
31	[Embed(source = "sounds/snare.wav", mimeType = "application/octet-stream")]
32	private const SoundSnare:Class;
33
34	[Embed(source = "sounds/c_hh.wav", mimeType = "application/octet-stream")]
35	private const SoundCHH:Class;
36
37	[Embed(source = "sounds/o_hh.wav", mimeType = "application/octet-stream")]
38	private const SoundOHH:Class;
39
40	private const WAV_HEADER_END:uint = 44;
41	private const CLASSES:Array = ["SoundKick", "SoundSnare", "SoundCHH", "SoundOHH"];
42	private const SEQUENCE:Array = [
43	"1010",
44	"1010",
45	"0110",
46	"0001",
47
48	"1010",
49	"1010",
50	"0110",
51	"0001",
52
53	"1010",
54	"1010",
55	"0110",
56	"1010",
57
58	"0010",
59	"1010",
60	"0110",
61	"0001",
62
63	"1010",
64	"1010",
65	"0110",
66	"0001",
67
68	"1010",
69	"1010",
70	"0110",
71	"0001",
72
73	"1010",
74	"1010",
75	"0110",
76	"1010",
77
78	"0110",
79	"1010",
80	"0101",
81	"1101"
82	]; //音を鳴らすシーケンス。 1000:Kick, 0100:Snare, 0010:Close high hat(C_HH), 0001:Open high hat(O_HH)
83
84	private const TECH_SEQUENCE:Array = [
85	"1010",
86	"0010",
87	"0010",
88	"0001",
89
90	"1110",
91	"0000",
92	"0001",
93	"0100",
94
95	"1010",
96	"0100",
97	"0001",
98	"0110",
99
100	"1100",
101	"0000",
102	"0010",
103	"0101",
104
105
106	"1010",
107	"0010",
108	"0010",
109	"0001",
110
111	"1110",
112	"0000",
113	"0001",
114	"0100",
115
116	"1010",
117	"0100",
118	"0001",
119	"0110",
120
121	"1100",
122	"0000",
123	"0010",
124	"0101",
125
126
127	"1010",
128	"0010",
129	"0011",
130	"0000",
131
132	"1110",
133	"0000",
134	"0001",
135	"0100",
136
137	"1010",
138	"0010",
139	"0011",
140	"0000",
141
142	"1110",
143	"0000",
144	"0001",
145	"0100",
146
147
148	"1010",
149	"0010",
150	"0001",
151	"0010",
152
153	"1110",
154	"0000",
155	"0001",
156	"0100",
157
158	"1010",
159	"0100",
160	"1001",
161	"0110",
162
163	"1101",
164	"1100",
165	"0111",
166	"1101"
167	];
168
169
170	private var sounds:Array; //0:Kick, 1:Snare, 2:Close high hat, 3:Open high hat
171	private static var convert_step:uint = 0;
172
173	public function BeatEventTest()
174	{
175	stage.scaleMode = StageScaleMode.NO_SCALE;
176
177	sounds = [];
178
179	//----- BeatFrame で動かす場合は下2行を。 BeatSyncの2行はコメントアウト
180	//BeatFrameEventDispatcher.init();
181	//BeatFrameEventDispatcher.addEventListener(BeatFrameEvent.ON_BEAT, onBeatFrame);
182
183	//----- BeatSync で動かす場合は下2行を。 BeatFrameの2行はコメントアウト
184	BeatSyncEventDispatcher.init();
185	BeatSyncEventDispatcher.addEventListener(BeatSyncEvent.ON_BEAT16, onBeatSync);
186
187	soundConvert();
188	}
189
190	//埋め込みwavをSound形式に変換。（要popforge
191	private function soundConvert():void
192	{
193	var _bytes:ByteArray = new ByteArray();
194	_bytes.endian = Endian.LITTLE_ENDIAN;
195	var _wav_data:ByteArray;
196
197	switch(convert_step)
198	{
199	case 0:
200	_wav_data = new SoundKick() as ByteArray;
201	break;
202
203	case 1:
204	_wav_data = new SoundSnare() as ByteArray;
205	break;
206
207	case 2:
208	_wav_data = new SoundCHH() as ByteArray;
209	break;
210
211	case 3:
212	_wav_data = new SoundOHH() as ByteArray;
213	break;
214	}
215
216	_bytes.writeBytes(_wav_data, WAV_HEADER_END);
217	_bytes.position = 0;
218
219	SoundFactory.fromByteArray(_bytes, Audio.MONO, Audio.BIT16, Audio.RATE44100, onConvertComplete);
220	}
221
222	//4つの埋め込みwavをSoundに変換するまで回す。終わったら BeatFrameEventDispatcer.start(BPM:number) で開始。
223	private function onConvertComplete(_sound:Sound):void
224	{
225	sounds[convert_step] = _sound;
226	convert_step++;
227
228	if (convert_step < 4) {
229	soundConvert();
230	}
231	else {
232	//-----BeatFrameの場合は下の行を。BeatSyncの方はコメントアウト。
233	//BeatFrameEventDispatcher.start(300);
234
235	//-----BeatSyncの場合は下の行を。BeatFrameの方はコメントアウト。
236	BeatSyncEventDispatcher.start(120);
237	}
238	}
239
240	private function onBeatFrame(e:Event):void
241	{
242	var seq:uint = parseInt(SEQUENCE[BeatFrameEventDispatcher.getCount() % 32], 2);
243
244	if (seq & 8) {
245	sounds[0].play();
246	}
247
248	if (seq & 4) {
249	sounds[1].play();
250	}
251
252	if (seq & 2) {
253	sounds[2].play();
254	}
255
256	if (seq & 1) {
257	sounds[3].play();
258	}
259	}
260
261	private function onBeatSync(e:Event):void
262	{
263	var seq:uint = parseInt(TECH_SEQUENCE[BeatSyncEventDispatcher.getCount() % 64], 2);
264
265	if (seq & 8) {
266	sounds[0].play();
267	}
268
269	if (seq & 4) {
270	sounds[1].play();
271	}
272
273	if (seq & 2) {
274	sounds[2].play();
275	}
276
277	if (seq & 1) {
278	sounds[3].play();
279	}
280	}
281
282	}
283
284	}

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Spark project

root/as3/beatEvent/trunk/BeatEventTest.as

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