## \u306f\u3058\u3081\u306b<\/p>\n
Shadertoy\u4e0a\u3067GPUSound\uff08music shader\uff09\u306e\u30b3\u30e1\u30f3\u30c8\u542b\u3081\u305f\u30b5\u30f3\u30d7\u30eb\u4f5c\u3063\u3066\u307f\u305f\u3051\u3069\u3001\u3061\u3087\u3063\u3068\u60c5\u5831\u307e\u3068\u3081\u3068\u3044\u305f\u307b\u3046\u304c\u3044\u3044\u306e\u304b\u306a\uff1f\u3068\u3082\u601d\u3063\u305f\u306e\u3067\u3001\u8a18\u8ff0\u3092\u6b8b\u3059\u3082\u306e\u3002<\/p>\n
## \u30b5\u30f3\u30d7\u30eb\u516c\u958b<\/p>\n
\u4e00\u5ea6\u4f5c\u66f2\u306e\u30b5\u30f3\u30d7\u30eb\u306b\u30b3\u30e1\u30f3\u30c8\u52a0\u3048\u305f\u5f62\u3067\u516c\u958b\u3057\u307e\u3059\u3002
\n\uff08\u516c\u958b\u3057\u3066\u308b\u30c7\u30e2\u306b\u7d44\u307f\u8fbc\u3093\u3060\u66f2\u3067\u3059\u304c\uff09<\/p>\n
https:\/\/www.shadertoy.com\/view\/3tX3D8<\/p>\n
## \u30b5\u30f3\u30d7\u30eb\u516c\u958b\u306e\u7d4c\u7def<\/p>\n
\u516c\u958b\u3067\u304d\u3066\u306a\u3044\u72b6\u614b\u3060\u3063\u305f\u306e\u3067\u30ea\u30cf\u30d3\u30ea\u4ee3\u308f\u308a\u306b\u3044\u308d\u3044\u308d\u898b\u3066\u305f\u3068\u3053\u308d\u3001\u7d50\u69cb\u30ce\u30a6\u30cf\u30a6\u304c\u6e9c\u307e\u3063\u3066\u308b\u306a\u3068\u601d\u3044\u307e\u3057\u3066\u3001\u30d7\u30ed\u30bb\u30b9\u3092\u5909\u66f4\u3057\u3066\u300c\u751f\u304d\u305f\u30b5\u30f3\u30d7\u30eb\u304b\u3089\u30ce\u30a6\u30cf\u30a6\u3092\u516c\u958b\u3057\u3066\u307f\u308b\u300d\u65b9\u5411\u306b\u30b7\u30d5\u30c8\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n
\u4eca\u5f8c\u3069\u3046\u3059\u308b\u304b\u306f\u4e0d\u660e\uff08CPU\u5236\u5fa1\u3082\u8a66\u3057\u305f\u308a\u3057\u3066\u308b\uff09\u3067\u3059\u304c\u3001\u5b9f\u9a13\u74b0\u5883\u3068\u3057\u3066GPUSound\u3092\u66f8\u3044\u3066\u304f\u306e\u3082\u3072\u3068\u3064\u304b\u306a\u3042\u3001\u3068\u601d\u3063\u305f\u308a\u3057\u3066\u307e\u3059\u3002
\n\uff08GPU\u304c\u99ac\u529b\u3042\u308b\u304a\u304b\u3052\u3067\u305d\u3053\u307e\u3067\u96e3\u3057\u3044\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u8003\u3048\u306a\u304f\u3066\u3082\u3044\u3044\u306e\u3067\uff09<\/p>\n
## \u30bd\u30fc\u30b9\u5185\u30b3\u30e1\u30f3\u30c8\u306e\u8aac\u660e\u304c\u9762\u5012\u305d\u3046\u306a\u90e8\u5206\u3092\u62bd\u51fa\u3057\u307e\u3059<\/p>\n
\u57fa\u672c\u7684\u306b\u306f\u904e\u53bb\u306e\u8a18\u4e8b\u3067\u66f8\u3044\u3066\u308b\u5185\u5bb9\u306a\u306e\u3067\u3059\u304c\u3001
\n\u3053\u3046\u3044\u3046\u306e\u304c\u306a\u3044\u3068\u81ea\u5206\u304c\u56f0\u308b\uff01\u3068\u601d\u3063\u305f\u306e\u3067\u8a18\u8f09\u3092\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n
### GPUSound\u306e\u7279\u5fb4<\/p>\n
1. GPUSound\u306f\u3001\u901a\u5e38CPU\u3092\u4f7f\u3063\u3066\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u97f3\u3092
\nGPU\u306b\u8a08\u7b97\u3092\u3076\u3093\u6295\u3052\u3066\u5f62\u4f5c\u308b\u3082\u306e\u3068\u5b9a\u7fa9\u3059\u308b(Shadertoy\u3067\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u65b9\u5f0f\u3001\u81ea\u5206\u3067\u306e\u5b9f\u88c5\u3067\u3082\u6f14\u594f\u53ef\u80fd)
\n2. 1\u79d2\u3042\u305f\u308a\u306e\u30c7\u30fc\u30bf\u306f44100byte\u3068\u3057\u3066\u3001
\n\u97f3\u697d\u306e\u30c7\u30fc\u30bf\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b
\n\uff08\u81ea\u5206\u3067\u5b9f\u88c5\u3059\u308b\u969b\u306f\u30ec\u30fc\u30c8\u5909\u66f4\u304c\u53ef\u80fd\uff09
\n3. GPUSound\u3067\u306f\u3001\u66f2\u306e\u5168\u90e8\u3092\u4e00\u6c17\u306b\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b
\n4. GPUSound\u3067\u306f\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b01byte\u3042\u305f\u308a\u3067
\n\u3069\u306e\u3088\u3046\u306a\u6ce2\u5f62\u3092\u66f8\u304f\u304b\u30fb\u3069\u3093\u306a\u97f3\u91cf\u304b\u3092\u8a18\u8ff0\u3059\u308b\u3002
\n\u3059\u306a\u308f\u3061\u3001ADSR\u306a\u3089\u7279\u5b9a\u4f4d\u7f6e\u3067\u306e\u97f3\u91cf\u3092\u5f0f\u3067\u8a08\u7b97\u3059\u308b<\/p>\n
1.\u306f\u3069\u3061\u3089\u304b\u3068\u3044\u3046\u3068\u30b7\u30a7\u30fc\u30c0\u3060\u3051\u3067\u66f2\u66f8\u304f\u3068\u304d\u3053\u3046\u305b\u3056\u308b\u3092\u5f97\u306a\u3044\u3063\u3066\u3044\u3046\u66f8\u304d\u65b9\u3067\u3059\u306d\u3002\uff08Shadertoy\u3067\u3053\u3046\u3044\u3046\u5f62\u3067\u66f8\u304f\u69d8\u306b\u306a\u3063\u3066\u308b\uff09
\n\u52ff\u8ad6\u81ea\u5206\u3067\u5236\u5fa1\u3059\u308b\u306a\u3089\u305d\u3053\u3089\u3078\u3093\u81ea\u7531\u306b\u3067\u304d\u307e\u3059\u304c\u3001\u7d50\u5c40CPU-GPU\u306e\u3084\u308a\u3068\u308a\u3092\u3069\u3046\u3059\u308b\u304b\u3068\u3044\u3046\u8a71\u304c\u51fa\u3066\u304f\u308b\u308f\u3051\u3067\u3001\u8a08\u7b97\u3092\u5168\u90e8\u4efb\u305b\u308b\u306a\u3089GPU\u5074\u3067\u66f8\u304f\u306e\u304c\u4e00\u756a\u624b\u3063\u53d6\u308a\u65e9\u3044\u304b\u3068\u3002<\/p>\n
2.\u306fShadertoy\u3060\u3068\u30ec\u30fc\u30c8\u304c\u6c7a\u3081\u6253\u3061\u306b\u306a\u3063\u3066\u307e\u3059\u3002
\n\u3068\u306f\u3044\u3046\u3082\u306e\u306e\u3001\u4ed6\u306b\u9078\u629e\u3059\u308b\u304b\u3068\u3044\u3046\u8a71\u3067\u3057\u304b\u306a\u3044\u306e\u3067\u3001\u3053\u3053\u306f\u5909\u308f\u3063\u305f\u3089\u5bfe\u5fdc\u3068\u3044\u3046\u304f\u3089\u3044\u304b\u306a\u3001\u3068\u3002\uff08\u6839\u3063\u3053\u306e\u65b9\u306a\u306e\u3067\u3088\u307b\u3069\u3058\u3083\u306a\u3051\u308c\u3070\u5909\u66f4\u3057\u306a\u3044\u3068\u601d\u308f\u308c\u307e\u3059\uff09<\/p>\n
3.\u306f\u591a\u5206\u7279\u5fb4\u7684\u306a\u90e8\u5206\u304b\u3068\u3002
\n\u3059\u306a\u308f\u3061\u3001\u66f2\u306e\u306f\u3058\u3081\u304b\u3089\u7d42\u308f\u308a\u307e\u3067\u3092\uff11\u30bd\u30fc\u30b9\u4e0a\u3067\u66f8\u304b\u306a\u304d\u3083\u3044\u3051\u306a\u3044\u3068\u3044\u3046\u5236\u9650\u306b\u306a\u308a\u307e\u3059\u3002\u7406\u60f3\u306a\u306e\u306f\u300c\u8b5c\u9762\u300d\u300c\u97f3\u8272\u300d\u300c\u30d1\u30f3\u5236\u5fa1\u300d\u7b49\u3067\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u5206\u3051\u308b\u3053\u3068\u306a\u3093\u3067\u3059\u304c\u3001\u4eca\u306e\u4ed5\u69d8\u4e0a\u305d\u3046\u3082\u3044\u304b\u306a\u3044\u69d8\u5b50\u3002<\/p>\n
4.\u306f3.\u306e\u88dc\u8db3\u3068\u3044\u3046\u5f62\u3067\u3059\u306d\u3002
\n\u3042\u304f\u307e\u3067\u5168\u90e8\u306e\u79d2\u6570\u306b\u5bfe\u5fdc\u3059\u308b\u5f62\u3067\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u305f\u3081\u3001\u624b\u7d9a\u304d\u578b\u8a00\u8a9e\u3068\u306f\u601d\u8003\u304c\u9055\u3046\u5f62\u306b\u306a\u308b\u306e\u306b\u6ce8\u610f\u3002
\n\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5316\u3057\u3066\u3057\u307e\u3046\u306e\u3082\u6709\u52b9\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
### GPUSound\u306e\u5236\u9650<\/p>\n
1. GPUSound\u3067\u306f\u3001\u524d\u5f8c\u306e\u30d0\u30c3\u30d5\u30a1\u3092\u4fdd\u5b58\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u3002
\n\u3088\u3063\u3066\u3001BiquadFilter\uff08\u53cc2\u6b21\u30d5\u30a3\u30eb\u30bf\uff09\u306f\u5b9f\u88c5\u304c\u3067\u304d\u306a\u3044\u3002
\n2. GPUSound\u3067\u306f\u3001\u4e00\u6642\u7684\u306a\u5909\u6570\u3092\u6b21\u306e\u30d5\u30ec\u30fc\u30e0\u306b\u4fdd\u5b58\u304c\u3067\u304d\u306a\u3044
\n\u3088\u3063\u3066\u3001ADSR\u307f\u305f\u3044\u306b\u97f3\u91cf\u3092\u5909\u6570\u3067\u78ba\u4fdd\u3059\u308b\u306e\u304c\u4e0d\u53ef\u80fd<\/p>\n
1.\u306b\u3064\u3044\u3066\u306f\u3001\u610f\u5916\u3068\u77e5\u3089\u306a\u3044\u65b9\u304c\u591a\u3044\u306e\u3067\u306f\uff1f\u3068\u601d\u3044\u307e\u3057\u305f\u3002
\n\u5b9f\u969b\u81ea\u5206\u3067\u3082TDF\u3067\u6025\u304e\u66f2\u4f5c\u308b\u4e2d\u3067\u77e5\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u3053\u308c\u306b\u3088\u3063\u3066<\/p>\n
\u3053\u308c\u306f\u3069\u3046\u3044\u3046\u3053\u3068\u304b\u3068\u3044\u3046\u3068\u3001GPUSound\u306e\u300c\u524d\u306b\u66f8\u304d\u8fbc\u3093\u3060\u30c7\u30fc\u30bf\u3092\u77e5\u308b\u65b9\u6cd5\u304c\u306a\u3044\u300d\u3068\u3044\u3046\u4ed5\u69d8\u304c\u539f\u56e0\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3053\u306e\u66f8\u304d\u65b9\u3067\u306f\u300c\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u3092\u4e26\u5217\u7684\u306b\u51e6\u7406\u300d\u3057\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u524d\u5f8c\u306e\u7d50\u679c\u3092\u77e5\u308d\u3046\u306b\u3082\u4e26\u5217\u7684\u306b\u51e6\u7406\u3057\u3066\u308b\u304b\u3089\u77e5\u308a\u3088\u3046\u304c\u306a\u3044\u3093\u3067\u3059\u306d\u3002
\n\u52ff\u8ad6\u524d\u30d5\u30ec\u30fc\u30e0\u3092\u53d6\u5f97\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3082\u81ea\u524d\u5b9f\u88c5\u3067\u51fa\u6765\u308b\u308f\u3051\u3067\u3059\u304c\u3001\u305d\u308c\u3092\u884c\u3046\u5834\u5408\u524d\u8ff0\u306eCPU-GPU\u9593\u306e\u30c7\u30fc\u30bf\u8ee2\u9001\u304c\u95a2\u308f\u3063\u3066\u304f\u308b\u306e\u3067\u9006\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u843d\u3061\u304b\u306d\u306a\u3044\u3068\u3044\u3046\u7d50\u679c\u306b\u306a\u308b\u304b\u3068\u3002<\/p>\n
Biquad\u30d5\u30a3\u30eb\u30bf\u3063\u3066\u306e\u306f\u3001\u30b7\u30f3\u30bb\u30b5\u30a4\u30b6\u30fc\u3092\u5b9f\u88c5\u3059\u308b\u4e2d\u3067\u4e00\u756a\u6709\u540d\u305d\u3046\u306a\u30d5\u30a3\u30eb\u30bf\u306e\u7a2e\u985e\u306e\u3053\u3068\u3067\u3059\u3002
\n\u8a73\u3057\u304f\u306f\u3053\u3053\u53c2\u7167\u3002<\/p>\n
https:\/\/github.com\/libaudioverse\/libaudioverse\/blob\/master\/audio%20eq%20cookbook.txt
\n\uff08\u5143\u3042\u3063\u305f\u3068\u3053\u308d\u304b\u3089\u6d88\u6ec5\u3057\u3061\u3083\u3063\u3066\u3089\u3041\u30fb\u30fb\u30fb\uff09<\/p>\n
\u3059\u3054\u3044\u7c21\u5358\u306b\u8a00\u3046\u3068\u300c\u524d\u306e\u51fa\u529b\u7d50\u679c\u3092\u5229\u7528\u3057\u3066\u30d5\u30a3\u30eb\u30bf\u3092\u4f5c\u3063\u3066\u3044\u304f\u300d\u65b9\u5f0f\u3067\u3059\u3002
\n\u3064\u307e\u308a\u4e0a\u8a18\u306e\u4ed5\u69d8\u3068\u306e\u76f8\u6027\u306f\u629c\u7fa4\u306b\u60aa\u3044\u3067\u3059\u3002<\/p>\n
\u4e00\u5fdc\u30d5\u30a3\u30eb\u30bf\u306f\u5225\u306e\u65b9\u6cd5\u3067\u5b9f\u88c5\u53ef\u80fd\u3067\u3059\u304c\u3001\u4eca\u306e\u6240\u5b9f\u9a13\u7684\u306b\u3044\u304f\u3064\u304b\u4f5c\u3063\u3066\u308b\u3060\u3051\u306a\u306e\u3067\u3001\u7c21\u5358\u306b\u5236\u5fa1\u53ef\u80fd\u306b\u306a\u3063\u305f\u3089\u516c\u958b\u4e88\u5b9a\u3068\u3057\u307e\u3059\u3002<\/p>\n
2.\u306b\u3064\u3044\u3066\u306f\u7d50\u5c40\u306e\u3068\u3053\u308d1.\u3068\u540c\u69d8\u306e\u8981\u56e0\u3067\u3059\u306d\u3002
\n\u4f8b\u3048\u3070ADSR\u306a\u3089\u3001\u51e6\u7406\u6642\u9593\u3092\u7a4d\u307f\u91cd\u306d\u3066\u30ab\u30a6\u30f3\u30bf\u304c\uff5e\u306e\u3068\u304d\u306bR\u306b\u79fb\u884c\u3059\u308b\u3088\u3001\u307f\u305f\u3044\u306a\u66f8\u304d\u65b9\u304c\u3067\u304d\u306a\u3044\u3067\u3059\u3002
\n\u4e0a\u8a18\u30b1\u30fc\u30b9\u306a\u3089\u300c*exp(-3.0*time)\u300d\u3067\u7d42\u308f\u308a\u3067\u3059\u3002
\n\uff08\u3053\u308c\u306f\u6642\u9593\u7d4c\u904e\u3059\u308b\u3054\u3068\u306b\u3060\u3093\u3060\u3093\u3068\u53ce\u675f\u3057\u3066\u3044\u304f\u3001\u3068\u3044\u3046\u8a18\u8ff0\u306b\u306a\u308a\u307e\u3059\uff09<\/p>\n
#### \u88dc\u8db3<\/p>\n
\u3053\u3046\u3044\u3046\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u304c\u3001\u3042\u304f\u307e\u3067\u30d1\u30b9\u304c\u3064\u306a\u304c\u3063\u3066\u308b\u5834\u5408\u3060\u3051\u3067\u3059\u306d\u3002
\n\uff08\u5225\u306e\u30bf\u30d6\u3067\u30a2\u30fc\u30e1\u30f3\u30d6\u30ec\u30a4\u30af\u306e\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3093\u3067\u53c2\u7167\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u308b\uff09<\/p>\n
https:\/\/www.shadertoy.com\/view\/MddyWH<\/p>\n
### \u30b7\u30fc\u30b1\u30f3\u30b9\u306e\u6570\u5024\u51fa\u529b\u95a2\u6570<\/p>\n
sqc\u3068\u3044\u3046\u95a2\u6570\u3092\u4f5c\u3063\u3066\u307e\u3059\u3002
\n\u591a\u5206\u3053\u308c\u306f\u7d50\u69cb\u4f7f\u3046\u3093\u3058\u3083\u306a\u3044\u304b\u3068\u601d\u3046\u306e\u3067\u3001\u8a18\u8ff0\u3092\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n
\u73fe\u72b6\u306eShadertoy\u306e\u4ed5\u69d8\u3060\u3068\u6642\u9593\u5909\u6570\u300ctime\u300d\u3092\u5f15\u6570\u306b\u3057\u3066\u3001time\u306b\u304a\u3051\u308b\u97f3\u306e\u51fa\u529b\u7d50\u679c\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u3067\u3001\u97f3\u697d\u3092\u4f5c\u308b\u5834\u5408\u3001\u30ad\u30c3\u30af\u3092\u4f5c\u308b\u3068\u304b\u30e1\u30ed\u30c7\u30a3\u3092\u4f5c\u308b\u304b\u3001\u3068\u3044\u3046\u3053\u3068\u306f\u7a81\u304d\u8a70\u3081\u308b\u3068\u300c\u3069\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u767a\u97f3\u3059\u308b\u30fb\u96e2\u6563\u3059\u308b\u300d\u3068\u3044\u3046\u3068\u3053\u308d\u306b\u53ce\u675f\u3059\u308b\u5f62\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3053\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u5b9f\u8cea\u7684\u306b\u7121\u9650\u3060\u304b\u3089\u3044\u308d\u3093\u306a\u97f3\u697d\u304c\u6210\u7acb\u3059\u308b\u308f\u3051\u3067\u3002<\/p>\n
\u3068\u3044\u3046\u3053\u3068\u3067\u3001time\u306e\u5024\u3054\u3068\u306b\u62cd\u5b50\u3092\u3069\u306e\u304f\u3089\u3044\u30ab\u30a6\u30f3\u30c8\u3057\u3066\u3044\u308b\u306e\u304b\u30fb1\u56de\u306e\u30ab\u30a6\u30f3\u30c8\u5358\u4f4d\u306b\u304a\u3051\u308b\u7d4c\u904e\u6642\u9593\u306f\u3069\u306e\u304f\u3089\u3044\u304b\u3092\u8a08\u7b97\u3057\u305f\u306e\u304c\u3053\u306e\u95a2\u6570\u3067\u3059\u3002<\/p>\n
#### \u8a08\u7b97\u65b9\u6cd5<\/p>\n
\u3053\u3053\u3067\u306f\u300c\u30c6\u30a3\u30c3\u30af=1\u5c0f\u7bc0\u306b\u304a\u3051\u308b\u8b5c\u9762\u306e1\u5358\u4f4d\u300d\u3068\u304a\u8003\u3048\u304f\u3060\u3055\u3044\u3002
\n4\u5206\u97f3\u7b26\u306a\u3089\u5168\u4f53\u30674\u30c6\u30a3\u30c3\u30af\u3001\u307f\u305f\u3044\u306a\u3002<\/p>\n
\u4ee5\u4e0b\u3001\u5f0f\u3092\u62bd\u51fa\u3002<\/p>\n
##### \u7d4c\u904e\u3057\u305f\u5c0f\u7bc0\u6570\u3092\u51fa\u529b\u3059\u308b
\n\u5f0f\uff1afloor(time\/(60.0*4.0)*BPM);
\nfloor\uff1a\u6574\u6570\u5024\u3092\u51fa\u529b\u3059\u308b
\ntime\uff1a\u7d4c\u904e\u6642\u9593
\nBPM\uff1aBeatPerMinutes\uff08\u66f2\u306e\u901f\u3055\uff09
\n\u51fa\u529b\uff1a0\uff5e\uff08\u6574\u6570\uff09
\n##### \u30c6\u30a3\u30c3\u30af\u3054\u3068\u306e\u7d4c\u904e\u5272\u5408\u3092\u51fa\u529b\u3059\u308b\uff081\u30c6\u30a3\u30c3\u30af\u4e2d\u306e\u3069\u306e\u304f\u3089\u3044\u7d4c\u904e\u3057\u3066\u3044\u308b\u304b\uff09
\n\u3053\u308c\u306b\u3088\u3063\u3066\u97f3\u3092\u5f90\u3005\u306b\u30d5\u30a7\u30fc\u30c9\u30a2\u30a6\u30c8\u3057\u3066\u3044\u304f\u7b49\u306e\u51e6\u7406\u304c\u66f8\u3051\u308b\u5f62\u306b\u306a\u308a\u307e\u3059\u3002
\n\u5f0f\uff1afract( time\/(60.0*4.0)*BPM*float(tick) );
\nfract\uff1a\u5c0f\u6570\u5024\u3092\u51fa\u529b\u3059\u308b\u3002
\ntick\uff1a\u57fa\u6e96\u3068\u306a\u308b\u30c6\u30a3\u30c3\u30af\u5024
\n\u51fa\u529b\uff1a0.0\uff5e1.0\u306e\u306f\u305a
\n##### \u73fe\u5728\u6f14\u594f\u4e2d\u306e\u30c6\u30a3\u30c3\u30af\u5024\u3092\u51fa\u529b\u3059\u308b
\n\u5f0f\uff1amod( floor( time\/(60.0*4.0)*BPM*float(tick), tick );
\nmod\uff1a\u5270\u4f59
\n\u4f8b\uff1a4\u30c6\u30a3\u30c3\u30af\u4e2d\uff13\u30c6\u30a3\u30c3\u30af\u76ee\u3092\u9cf4\u3089\u3057\u305f=4\u3064\u6253\u3061\u306b\u304a\u3044\u30663\u3064\u76ee\u306e\u30ad\u30c3\u30af\u3092\u9cf4\u3089\u3057\u305f\u3002
\n\u51fa\u529b\uff1a0\uff5etick-1\uff084\u30c6\u30a3\u30c3\u30af\u3060\u3063\u305f\u30890,1,2,3\u306b\u306a\u308a\u307e\u3059\uff09<\/p>\n
#### \u8a18\u8ff0\u5185\u306e\u30c6\u30a3\u30c3\u30af\u95a2\u6570\u306e\u4f7f\u3044\u65b9<\/p>\n
\u8a18\u8ff0\u4f8b\uff1a
\n(mod(sq.w,8.) == 7. && mod(sq.z, 16.) > 7.)?1.0:flag;<\/p>\n
sq.z\uff1a\u30b7\u30fc\u30b1\u30f3\u30b9\u95a2\u6570\u304b\u3089\u3001\u73fe\u5728\u6f14\u594f\u3057\u3066\u3044\u308b\u30c6\u30a3\u30c3\u30af\u6570\u3092\u547c\u3073\u51fa\u3059
\nsq.w\uff1a\u30b7\u30fc\u30b1\u30f3\u30b9\u95a2\u6570\u304b\u3089\u3001\u7d4c\u904e\u3057\u305f\u5c0f\u7bc0\u6570\u3092\u547c\u3073\u51fa\u3059
\nflag\uff1a\u305f\u3060\u306e\u30d5\u30e9\u30b0\u5909\u6570\u3067\u3059\u3002<\/p>\n
\u4e0a\u8a18\u306e\u4f8b\u3060\u3068\u300c8\u5c0f\u7bc0\u3054\u3068\u306e\u7e70\u308a\u8fd4\u3057\u306e\u3046\u30618\u5c0f\u7bc0\u76ee\u306b\uff08\u8a08\u7b97\u7d50\u679c\u306f0\u304b\u3089\u59cb\u307e\u308b\u306e\u30677\u3092\u8fd4\u3059\uff09\u300d\uff0b\u300c16\u30c6\u30a3\u30c3\u30af\u3092\u523b\u3080\u4e2d\u30678\u30c6\u30a3\u30c3\u30af\u4ee5\u964d\u306b\u6240\u5c5e\u3057\u305f\u3068\u304d\uff08\u8a08\u7b97\u7d50\u679c\u306f0\u304b\u3089\u59cb\u307e\u308b\u306e\u30677\u3092\u8fd4\u3059\uff09\u300d1.0\u3092\u8fd4\u3057\u3001\u305d\u3046\u3058\u3083\u306a\u3044\u3068\u304d\u306f\u30d5\u30e9\u30b0\u5909\u6570\u306e\u5024\u3092\u8fd4\u3057\u307e\u3059\u3002
\n\u3053\u306e\u8a18\u8ff0\u306f\u30b9\u30cd\u30a2\u30ed\u30fc\u30eb\uff08\u30b9\u30cd\u30a2\u305a\u3063\u3068\u9cf4\u3089\u3057\u7d9a\u3051\u308b\u51e6\u7406\uff09\u306e\u3068\u304d\u306b\u5b9f\u88c5\u3057\u305f\u51e6\u7406\u3067\u3059\u306d\u3002
\n\u3053\u3093\u306a\u306e\u3092\u7c21\u5358\u306b\u66f8\u3051\u308b\u306e\u304c\u30b7\u30fc\u30b1\u30f3\u30b9\u95a2\u6570\u3092\u4f5c\u3063\u305f\u7406\u7531\u3067\u3059\u3002<\/p>\n
## \u3068\u308a\u3042\u3048\u305a\u5f37\u5f15\u306b\u307e\u3068\u3081\u308b<\/p>\n
\u307e\u3060\u51fa\u6765\u308b\u3053\u3068\u304c\u3042\u308a\u305d\u3046\u306a\u306e\u3067\u3001\u3044\u304f\u3064\u304b\u66f8\u3044\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002
\n\u3042\u3068\u3061\u3087\u3063\u3068\u5225\u4ef6\u3067GPU\u53e9\u304f\u30e4\u30c4\u304c\u3042\u308a\u305d\u3046\u306a\u306e\u3067\u3001\u305d\u3046\u3044\u3046\u306e\u3082\u7d61\u3081\u3066\u30b7\u30f3\u30bb\u3068\u7d50\u3073\u4ed8\u3051\u3089\u308c\u305f\u3089\u306a\u3042\u3001\u3068\u304b\u601d\u3063\u3066\u3044\u304f\u3064\u304b\u66f8\u304d\u305f\u3044\u304b\u3068\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
## \u306f\u3058\u3081\u306b Shadertoy\u4e0a\u3067GPUSound\uff08music shader\uff09\u306e\u30b3\u30e1\u30f3\u30c8\u542b\u3081\u305f\u30b5\u30f3\u30d7\u30eb\u4f5c\u3063\u3066\u307f\u305f\u3051\u3069\u3001\u3061\u3087\u3063\u3068\u60c5\u5831\u307e\u3068\u3081\u3068\u3044\u305f\u307b\u3046\u304c\u3044\u3044\u306e\u304b\u306a\uff1f\u3068\u3082\u601d\u3063\u305f\u306e\u3067\u3001\u8a18\u8ff0\u3092\u6b8b\u3059\u3082\u306e\u3002 ## \u30b5\u30f3\u30d7\u30eb\u516c\u958b \u4e00… <\/span>GPUSound\u5165\u9580\uff08\uff16\uff09\u3000\u4f5c\u66f2\u30b5\u30f3\u30d7\u30eb<\/span><\/i> \u306e\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,15,19,4],"tags":[],"class_list":["post-482","post","type-post","status-publish","format-standard","hentry","category-synth-dev","category-gpu","category-demoscene","category-pgm"],"_links":{"self":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts\/482","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=482"}],"version-history":[{"count":1,"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts\/482\/revisions"}],"predecessor-version":[{"id":483,"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts\/482\/revisions\/483"}],"wp:attachment":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=482"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=482"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=482"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}