## \u30c9\u30e9\u30e0\u306e\u97f3<\/p>\n
\u30b7\u30f3\u30bb\u30b5\u30a4\u30b6\u30fc\u90e8\u5206\u306e\u6b21\u306f\u30c9\u30e9\u30e0\u3092\u4f5c\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n
\u4f5c\u308a\u65b9\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u30ce\u30a4\u30ba\u3060\u3051\u3067\u4f5c\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n
### \u30ce\u30a4\u30ba\u3063\u3066\u3069\u3046\u3084\u3063\u3066\u51fa\u3059\u306e<\/p>\n
\u307e\u305a\u518d\u73fe\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c\u3042\u308b\u6a21\u69d8\u3002<\/p>\n
“` GLSL:SampleCode_noise
\nfloat random (vec2 st) {
\nreturn fract(sin(dot(st.xy, vec2(12.9898,78.233)))* 43758.5453123);
\n}
\n“`
\n\u30fb\u30fb\u30fb\u306a\u3093\u3067\u3059\u3051\u3069\u3053\u306e\u30b3\u30fc\u30c9\u3060\u3068\u4e0a\u304b\u3089\u4e0b\u307e\u3067\u5747\u7b49\u306b\u97f3\u304c\u51fa\u308b\u3068\u306f\u306a\u3089\u306a\u3044\u4e0a\u306b\u3001\u30d5\u30a3\u30eb\u30bf\u306e\u5b9f\u88c5\u304c\u96e3\u3057\u3044\u72b6\u614b\u3067\u4f55\u500b\u3082\u30ce\u30a4\u30ba\u4f7f\u3046\u3068\u540c\u3058\u5468\u6ce2\u6570\u3068\u3044\u3046\u304b\u30ce\u30a4\u30ba\u304c\u7d14\u5897\u306b\u306a\u308a\u3001\u3042\u3063\u3055\u308a\u97f3\u5272\u308c\u3057\u305f\u308a\u30d4\u30fc\u30af\u3092\u8d85\u3048\u3066\u3001\u97f3\u304c\u805e\u3053\u3048\u306a\u3044\u30b1\u30fc\u30b9\u304c\u51fa\u3066\u304d\u307e\u3059\u3002
\n\uff08\u3063\u3066\u304b\u3042\u308a\u307e\u3057\u305f\uff09
\n\u3042\u3068\u5225\u306e\u30ce\u30a4\u30ba\u4f7f\u3046\u306b\u3082\u5f15\u6570\u306b\u306a\u308bvec2\u306e\u5024\u3092\u3069\u3046\u3059\u308b\u304b\u3067\u60a9\u3080\u30b1\u30fc\u30b9\u304c\u591a\u3005\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u3068\u3044\u3046\u3053\u3068\u3067\u81ea\u5206\u306f\u4e0a\u8a18\u30b3\u30fc\u30c9\u3092\u4e00\u90e8\u4f7f\u3044\u3064\u3064\u3082\u3001\u5225\u30a2\u30d7\u30ed\u30fc\u30c1\u3068\u3057\u3066\u300c\u57fa\u672c\u6ce2\u5f62\u3092\u52a0\u5de5\u3057\u3066\u3001\u305d\u308c\u3092\u30ce\u30a4\u30ba\u3068\u307f\u306a\u3059\u300d\u3053\u3068\u3067\u5bfe\u5fdc\u3057\u3066\u307e\u3059\u3002<\/p>\n
“` GLSL:SampleCode_crash
\nvec2 mainSound( float time )
\n{
\n\/\/ A 440 Hz wave that attenuates quickly overt time
\nreturn vec2( sin(6.2831*440.*time*sin(time*8000.))*exp(-3.0*time) );
\n}
\n“`<\/p>\n
\u3053\u306e\u4ed5\u7d44\u306f\u3001\u57fa\u672c\u6ce2\u5f62\u3092\u4f4e\u5468\u6ce2\u6570\u3067FM\u5909\u8abf\u3055\u305b\u3066\u9cf4\u3089\u3057\u3066\u307e\u3059\u3002
\n2\u7a2e\u985e\u632f\u52d5\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u6ce2\u5f62\u3092\u8907\u96d1\u306b\u3057\u3066\u308b\u611f\u3058\u3067\u3059\u306d\u3002
\n1\u79d2\u3042\u305f\u308a44100\u500b\u306e\u30c7\u30fc\u30bf\u3092\u30d7\u30ed\u30c3\u30c8\u3059\u308b\u95a2\u4fc2\u4e0a\u7d30\u304b\u304f\u632f\u52d5\u3055\u305b\u308b\u3068\u305f\u3060\u306e\u30ce\u30a4\u30ba\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u8003\u3048\u304b\u3089\u3001\u632f\u52d5\u3092\u7d30\u304b\u304f\u3057\u3061\u3083\u3044\u307e\u3057\u305f\u3002<\/p>\n
\u3053\u306e\u8003\u3048\u3092\u4f7f\u3063\u3066\u5b9f\u88c5\u3057\u3066\u3044\u304f\u3068\u3001\u5468\u6ce2\u6570\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u30ce\u30a4\u30ba\u306e\u7a2e\u985e\u3092\u3044\u304f\u3064\u304b\u5909\u66f4\u3067\u304d\u3001\u306a\u304a\u304b\u3064\u97f3\u306e\u7c92\u3082\u6bd4\u8f03\u7684\u63c3\u3063\u3066\u3044\u308b\u306e\u3067\u8033\u306b\u3082\u512a\u3057\u3044\u3002<\/p>\n
\u30b5\u30a4\u30f3\u6ce2\u3068\u304b\u3044\u304f\u3064\u304b\u306e\u30aa\u30b7\u30ec\u30fc\u30bf\u4f7f\u3063\u305f\u3093\u3067\u3059\u304c\u306e\u3053\u304e\u308a\u6ce2\u304c\u4eca\u306e\u6240\u52a0\u5de5\u3057\u3084\u3059\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u30c7\u30e2\u3067\u306f\u306e\u3053\u304e\u308a\u6ce2\u3092FM\u5909\u8abf\u3055\u305b\u3066\u307e\u3059\u3002
\n\uff08\u4eca\u56de\u4e57\u3063\u3051\u305f\u30bd\u30fc\u30b9\u306f\u5b9f\u88c5\u306e\u624b\u9593\u8003\u3048\u3066\u30b5\u30a4\u30f3\u6ce2\u306b\u3057\u3066\u307e\u3059\uff09<\/p>\n
\u307e\u305f\u3001\u65b0\u305f\u306b\u51fa\u3066\u304d\u305fmax\u95a2\u6570\u3067\u3059\u304c\u4f55\u3092\u5b9f\u88c5\u3057\u3066\u308b\u304b\u3068\u3044\u3046\u3068\u3001\u6e1b\u8870\u3067\u3059\u3002
\n\u3059\u306a\u308f\u3061\u524d\u56de\u3068\u304b\u3067\u8aac\u660e\u3057\u305fexp\u95a2\u6570\u3067\u3082OK\u3067\u3059\u3002
\n\u7c21\u5358\u306b\u8a00\u3046\u3068\u3001\u97f3\u91cf\u306e\u6700\u5927\u5024\u3092\u53d6\u3063\u3066\u305d\u308c\u3092\u53cd\u6620\u3055\u305b\u3066\u307e\u3059\u3002<\/p>\n
exp\u95a2\u6570\u306f\u5f27\u3092\u63cf\u304f\u3088\u3046\u306a\u6e1b\u8870\u306b\u306a\u308b\u306e\u3067\u3001\u305d\u3046\u3058\u3083\u306a\u3044\u76f4\u7dda\u7684\u306a\u6e1b\u8870\u30fb\u4e8c\u6b21\u95a2\u6570\u7684\u306a\u6e1b\u8870\u7b49\u3084\u308a\u305f\u3044\u3053\u3068\u306b\u3088\u3063\u3066\u7a2e\u985e\u3092\u5909\u3048\u3066\u304f\u306e\u304c\u826f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u76f4\u7dda\uff1amax\u95a2\u6570
\n\u5f27\uff1aexp\u95a2\u6570<\/p>\n
\u307f\u305f\u3044\u306a\u611f\u3058\u3067\u3002<\/p>\n
### \u3042\u3068\u30c9\u30e9\u30e0\u3063\u3066\u4f55\u304c\u5fc5\u8981\u3060\u3063\u3051<\/p>\n
\u5fc5\u8981\u305d\u3046\u306a\u306e\u3092\u5217\u6319\u3057\u307e\u3059\u3002<\/p>\n
* \u30d0\u30b9\u30c9\u30e9\u30e0\u30fb\u30fb\u30fb\u4f4e\u97f3\u3092\u523b\u3080
\n* \u30b9\u30cd\u30a2\u30fb\u30fb\u30fb\u4e2d\uff5e\u9ad8\u97f3\u57df\u3092\u523b\u3080\u3001\u30d5\u30a3\u30eb\u30a4\u30f3\u7b49
\n* \u30cf\u30a4\u30cf\u30c3\u30c8\u30fb\u30fb\u30fb\u9ad8\u97f3\u57df\u3092\u523b\u3080
\n* \u30bf\u30e0\u30fb\u30fb\u30fb\u4f4e\uff5e\u4e2d\u97f3\u57df\u3092\u523b\u3080\u3001\u97f3\u968e\u3092\u6301\u3064\u30b1\u30fc\u30b9\u304c\u3042\u308b\uff08\u30b7\u30e2\u30f3\u30ba\u30c9\u30e9\u30e0\u3068\u304b\uff09<\/p>\n
\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4f5c\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u3044\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
### \u4ed6\u306b\u5fc5\u8981\u306a\u3082\u306e\u306f\u30fb\u30fb\u30fb\u548c\u97f3<\/p>\n
\u3053\u308c\u3067\u697d\u5668\u306f\u63c3\u3063\u305f\u3093\u3067\u3059\u304c\u30fb\u30fb\u30fb<\/p>\n
\u30fb\u30fb\u30fb\u306f\u3066\u3001\u4ed6\u306e\u697d\u66f2\u805e\u304f\u3068\u30fb\u30fb\u30fb\u4e00\u5ea6\u306b\u3044\u3063\u3071\u3044\u97f3\u304c\u9cf4\u3063\u3066\u307e\u3059\u306d\u3002
\n\u3053\u308c\u306f\u5358\u7d14\u306a\u8a71\u3067\u3059\u3002\u4f8b\u3048\u3070\u30d9\u30fc\u30b9\u3068\u30d4\u30a2\u30ce\u304c\u540c\u6642\u306b\u9cf4\u3063\u3066\u3044\u305f\u3089\u3001\u305d\u306e\u5206\u540c\u6642\u306b\u632f\u52d5\u3057\u3066\u3044\u308b\u3093\u3067\u3059\u306d\u3002<\/p>\n
\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u524d\u56de\u306e\u7d50\u679c\u3068\u4eca\u56de\u306e\u7d50\u679c\u3092\u540c\u6642\u306b\u767a\u97f3\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002
\n\u3064\u3044\u3067\u306b\u30b5\u30a4\u30f3\u6ce2\u306f\u548c\u97f3\u3067\u9cf4\u3089\u3057\u3066\u307f\u307e\u3059\u3002\uff08\u9069\u5f53\u306b\u5024\u3092\u5165\u308c\u305f\u306e\u3067\u5e73\u5747\u5f8b\u306b\u6e96\u62e0\u3057\u305f\u548c\u97f3\u3067\u306f\u306a\u3044\u3067\u3059\u304c\u3054\u4e86\u627f\u304f\u3060\u3055\u3044\uff09<\/p>\n
\u3042\u3068\u3001\u307e\u3060\u66f8\u304f\u30cd\u30bf\u306f\u3042\u308b\u306e\u3067\u3001\u5148\u51fa\u3057\u8981\u7d20\u3068\u3057\u3066\u5de6\u53f3\u3001\u3082\u3057\u304f\u306f\u30c8\u30fc\u30bf\u30eb\u306e\u97f3\u91cf\u3082\u8abf\u6574\u3057\u3066\u307f\u307e\u3057\u305f\u3002
\n\u7d50\u5c40\u306e\u3068\u3053\u308d\u5410\u304d\u51fa\u3059wav\u306f2ch\u60f3\u5b9a\u306a\u306e\u3067\u3001\u4eca\u306e\u30c7\u30fc\u30bf\u306e\u4e26\u3073\u3060\u3063\u305f\u3089vec2\u3067\u8abf\u6574\u3067\u304d\u3061\u3083\u3046\u3093\u3067\u3059\u306d\u3002<\/p>\n
“` GLSL:SampleCode_total
\nvec2 mainSound( float time )
\n{
\n\/\/ \u548c\u97f3\u3068\u30c9\u30e9\u30e0\u306e\u30b5\u30f3\u30d7\u30eb<\/p>\n
\/\/\u30af\u30e9\u30c3\u30b7\u30e5\u30b7\u30f3\u30d0\u30eb\u306e\u97f3
\nvec2 result = vec2( sin(6.2831*440.0*time*sin(time*20000.))*exp(-6.0*time) ) * vec2(1.0,0.2);<\/p>\n
\/\/\u548c\u97f3
\nresult += vec2( sin(6.2831*440.0*time)) * exp(-3.0*time);
\nresult += vec2( sin(6.2831*530.0*time)) * exp(-2.0*time) * vec2(0.5,0.7);
\nresult += vec2( sin(6.2831*670.0*time)) * exp(-2.0*time) * vec2(0.2,0.8);
\nreturn result*0.8;
\n}
\n“`
\n\u306f\u3044\u3001\u3053\u308c\u3067\u8907\u6570\u306e\u97f3\u304c\u9cf4\u308a\u307e\u3057\u305f\u3002
\n\u4e0a\u8a18\u307f\u305f\u3044\u306a\u8a18\u8ff0\u3092\u3044\u3063\u3071\u3044\u7a4d\u307f\u91cd\u306d\u308c\u3070\u3001\u66f2\u304c\u3067\u304d\u3066\u3057\u307e\u3046\u3093\u3067\u3059\u306d\u3002<\/p>\n
\u3082\u3061\u308d\u3093\u305d\u3093\u306a\u307e\u3069\u308d\u3063\u3053\u3057\u3044\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3067\u3059\u3057\u3001\u3082\u3063\u3068\u30b3\u30f3\u30d1\u30af\u30c8\u306b\u66f8\u304f\u65b9\u6cd5\u306f\u3044\u305f\u308b\u3068\u3053\u308d\u306b\u8ee2\u304c\u3063\u3066\u307e\u3059\u3002<\/p>\n
### \u6b21\u56de\u4ee5\u964d<\/p>\n
\u6b21\u56de\u4ee5\u964d\u3001\u5fdc\u7528\u3068\u3044\u3046\u304b\u81ea\u5206\u304c\u77e5\u3063\u3066\u3044\u308b\u7bc4\u56f2\u3067\u5b9f\u88c5\u3067\u304d\u305d\u3046\u306a\u30b7\u30fc\u30b1\u30f3\u30b9\u30fb\u97f3\u8272\u30fb\u30a8\u30d5\u30a7\u30af\u30c8\u7b49\u3092\u8a18\u8f09\u3057\u3066\u3053\u3046\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u4eca\u56de\u306e\u30c7\u30e2\uff08a Stranger\uff09\u3067\u5b9f\u88c5\u3057\u305f\u8981\u7d20\u3084TDF\u5f8c\u6574\u7406\u3057\u305f\u5b9f\u88c5\u7b49\u3001
\n\u66f8\u304f\u3053\u3068\u306f\u3044\u304f\u3064\u304b\u3042\u308b\uff08\u3059\u3067\u306b\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\u3057\u305f\uff09\u306e\u3067\u3001
\n\u3053\u308c\u3089\u3092\u66f8\u3044\u3066\u3044\u304f\u4e88\u5b9a\u3068\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n
\u3042\u3068\u3001\u5b9f\u969b\u306e\u30c7\u30e2\u3078\u306e\u7d44\u307f\u8fbc\u307f\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3068\u304b\u3082\u516c\u958b\u6e96\u5099\u4e2d\u3067\u3059\u3002
\n\u3053\u308c\u3067GPUSound\u4f7f\u3063\u305f\u63d0\u51fa\u4f5c\u54c1\u304c\u5897\u3048\u308b\u3068\u3044\u3044\u306a\u30fc\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
## \u30c9\u30e9\u30e0\u306e\u97f3 \u30b7\u30f3\u30bb\u30b5\u30a4\u30b6\u30fc\u90e8\u5206\u306e\u6b21\u306f\u30c9\u30e9\u30e0\u3092\u4f5c\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002 \u4f5c\u308a\u65b9\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u30ce\u30a4\u30ba\u3060\u3051\u3067\u4f5c\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002 ### \u30ce\u30a4\u30ba\u3063\u3066\u3069\u3046\u3084\u3063\u3066\u51fa\u3059\u306e \u307e\u305a\u518d\u73fe\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c\u3042\u308b\u6a21\u69d8\u3002… <\/span>GPUSound\u5165\u9580\uff08\uff14\uff09\u3000\u30c9\u30e9\u30e0\u306e\u4f5c\u6210\u3001\u8907\u6570\u306e\u97f3\u3092\u9cf4\u3089\u3059<\/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-476","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\/476","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=476"}],"version-history":[{"count":1,"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts\/476\/revisions"}],"predecessor-version":[{"id":477,"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts\/476\/revisions\/477"}],"wp:attachment":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=476"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=476"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=476"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}