{"id":314,"date":"2014-07-04T00:51:21","date_gmt":"2014-07-03T15:51:21","guid":{"rendered":"https:\/\/www.utsbox.com\/?page_id=314"},"modified":"2018-07-04T22:25:32","modified_gmt":"2018-07-04T13:25:32","slug":"%e3%82%a8%e3%83%95%e3%82%a7%e3%82%af%e3%82%bf%e3%83%bc-tremolo%e3%81%ae%e4%bd%9c%e6%88%90","status":"publish","type":"page","link":"https:\/\/www.utsbox.com\/?page_id=314","title":{"rendered":"\u7c21\u5358\u306a\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b"},"content":{"rendered":"<h1>VST 2.4\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u306b\u3064\u3044\u3066<\/h1>\n<p>\u3053\u3053\u3067\u306fVST 2.4\u306e\u958b\u767a\u306b\u3064\u3044\u3066\u8a18\u8f09\u3055\u305b\u3066\u3044\u305f\u3060\u3044\u3066\u304a\u308a\u307e\u3059\u304c\u3001\u516c\u5f0f\u30b5\u30dd\u30fc\u30c8\u304c\u7d42\u4e86\u3057\u3066\u304a\u308a\u5185\u5bb9\u3092\u66f4\u65b0\u3057\u3066\u304a\u308a\u307e\u305b\u3093\u3002<br \/>\n\u3053\u308c\u304b\u3089\u958b\u767a\u3092\u59cb\u3081\u308b\u65b9\u306f\u3001\u65b0\u3057\u3044VST\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u958b\u767a\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u3002<\/p>\n<p>\u3000\u65b0\u3057\u3044VST\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u958b\u767a\u60c5\u5831\u306f\u3053\u3061\u3089\u3000\u2192\u3000<a href=\"https:\/\/www.utsbox.com\/?page_id=1316\">\u306f\u3058\u3081\u3066\u306eVST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u4f5c\u308a<\/a><\/p>\n<h1>\u7c21\u5358\u306a\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b<\/h1>\n<p><a href=\"https:\/\/www.utsbox.com\/?page_id=216\" title=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\">\u524d\u9805<\/a>\u3067\u306f\u3001VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3068\u3057\u3066\u6700\u4f4e\u9650\u52d5\u4f5c\u3059\u308b\u3082\u306e\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<br \/>\n\u305b\u3063\u304b\u304f\u306a\u306e\u3067\u5165\u529b\u4fe1\u53f7\u3092\u52a0\u5de5\u3059\u308b\u7c21\u5358\u306a\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3092\u4f5c\u6210\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<p>\u4f5c\u6210\u3059\u308b\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u306f\u30c8\u30ec\u30e2\u30ed\u306b\u3057\u307e\u3059\u3002<br \/>\n\u7406\u7531\u306f\u3001\u6bd4\u8f03\u7684\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u3001\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u52b9\u679c\u304c\u308f\u304b\u308a\u3084\u3059\u3044\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u4f5c\u6210\u3059\u308bVST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u6982\u8981\u306f\u4e0b\u8a18\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u30db\u30b9\u30c8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u4e0a\u3067\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3068\u3057\u3066\u52d5\u4f5c\u3059\u308b<\/li>\n<li>\u5165\u529b\u3001\u51fa\u529b\u5171\u306b\u30b9\u30c6\u30ec\u30aa(2\u30c1\u30e3\u30f3\u30cd\u30eb)<\/li>\n<li>\u5165\u529b\u3055\u308c\u305f\u97f3\u58f0\u306b\u30c8\u30ec\u30e2\u30ed\u3092\u304b\u3051\u3066\u51fa\u529b\u3059\u308b<\/li>\n<li>\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u6570\u306f44,100Hz\u306e\u307f\u5bfe\u5fdc<\/li>\n<\/ul>\n<p>\u306a\u304a\u3001\u524d\u56de\u4f5c\u6210\u3057\u305fVST\u30d7\u30e9\u30b0\u30a4\u30f3\u306f<a href=\"https:\/\/www.utsbox.com\/?page_id=216\" title=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">\u3053\u3053<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u2192\u3000<a href=\"https:\/\/www.utsbox.com\/?page_id=216\" title=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b<\/a><br \/>\n\u307e\u305f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f<a href=\"https:\/\/www.utsbox.com\/?page_id=21\" title=\"Visual Studio\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f5c\u6210\u3059\u308b\" target=\"_blank\">\u3053\u3053<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3000\u2192\u3000<a href=\"https:\/\/www.utsbox.com\/?page_id=21\" title=\"Visual Studio\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f5c\u6210\u3059\u308b\" target=\"_blank\">Visual Studio\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f5c\u6210\u3059\u308b<\/a><\/p>\n<hr \/>\n<h1 id=\"\u30c8\u30ec\u30e2\u30ed\u3068\u306f\">\u30c8\u30ec\u30e2\u30ed\u3068\u306f<\/h1>\n<p>\u30c8\u30ec\u30e2\u30ed\u3068\u306f\u5165\u529b\u97f3\u58f0\u306e\u97f3\u91cf(\u632f\u5e45)\u3092\u4e00\u5b9a\u5468\u671f\u3067\u5897\u6e1b\u3055\u305b\u308b\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3067\u3059\u3002<br \/>\n\u5165\u529b\u4fe1\u53f7\u306b0Hz\uff5e30Hz\u7a0b\u5ea6\u306e\u6b63\u5f26\u6ce2\u3084\u4e09\u89d2\u6ce2\u3092\u639b\u3051\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u88c5\u30a4\u30e1\u30fc\u30b8(\u5165\u529b\u4fe1\u53f7\u3068\u6b63\u5f26\u6ce2\u306e\u639b\u3051\u5408\u308f\u305b)<br \/>\n[crayon]<br \/>\nvoid tremolo()<br \/>\n{<br \/>\n\t\/\/ input[]\u3001output[]\u306f\u305d\u308c\u305e\u308c\u5165\u529b\u4fe1\u53f7\u3068\u51fa\u529b\u4fe1\u53f7\u306e\u30d0\u30c3\u30d5\u30a1\u3001<br \/>\n\t\/\/ wavelenght\u306f\u30d0\u30c3\u30d5\u30a1\u306e\u30b5\u30a4\u30ba\u3001\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u6570\u306f44100Hz\u3068\u3059\u308b<\/p>\n<p>\t\/\/ \u30c8\u30ec\u30e2\u30ed\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc<br \/>\n\tfloat theta;        \/\/ sin\u95a2\u6570\u306e\u89d2\u5ea6 \u03b8\u3002\u521d\u671f\u5024\u306f0<br \/>\n\tfloat tremolospeed; \/\/ \u30c8\u30ec\u30e2\u30ed\u306e\u30b9\u30d4\u30fc\u30c9\u3002\u89d2\u901f\u5ea6\u03c9\u3068\u540c\u3058\u3002<br \/>\n\tfloat tremolodepth; \/\/ \u30c8\u30ec\u30e2\u30ed\u306e\u52b9\u304d\u5177\u5408\u30020\uff5e1\u306e\u9593\u3002<\/p>\n<p>\t\/\/ \u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u521d\u671f\u5316 (\u5024\u306f\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002)<br \/>\n\tfloat Hz = 4.0f\/\/ \u30c8\u30ec\u30e2\u30ed\u306e\u5468\u671f<br \/>\n\ttheta = 0;<br \/>\n\ttremolospeed = ( 2.0f * 3.14159265f * Hz ) \/ 44100.0f;<br \/>\n\ttremolodepth = 0.3;<\/p>\n<p>\t\/\/ \u5165\u529b\u4fe1\u53f7\u3068\u6b63\u5f26\u6ce2\u3092\u639b\u3051\u5408\u308f\u305b\u308b<br \/>\n\tfor(int i = 0; i < wavelength; i++)\n\t{\n\t\t\/\/ \u89d2\u5ea6\u03b8\u306b\u89d2\u901f\u5ea6\u3092\u52a0\u3048\u308b\n\t\ttheta += tremolospeed;\n\n\t\t\/\/ sin\u95a2\u6570\u306e\u7d50\u679c\u30920\uff5e1\u306e\u9593\u306b\u3059\u308b\n\t\tfloat a = ( sin(theta) * 0.5f ) + 0.5f;\n\n\t\t\/\/ tremolodepth\u3068\u5148\u307b\u3069\u306e\u7d50\u679c\u304b\u3089\u639b\u3051\u5408\u308f\u305b\u308b\u5024\u3092\u8a08\u7b97\u3059\u308b\n\t\tfloat b = ( 1.0f - tremolodepth ) + ( a * tremolodepth );\n\n\t\t\/\/ \u5165\u529b\u4fe1\u53f7\u3068\u639b\u3051\u5408\u308f\u305b\u308b\n\t\toutput[i] =  b * input[i];\n\t}\n}\n[\/crayon]\n<!----------------------------------------------------------------------------------------------------------------------------------------><\/p>\n<hr \/>\n<h1 id=\"\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u8aac\u660e\">\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u8aac\u660e<\/h1>\n<p>\u3053\u3053\u3067\u4f5c\u6210\u3059\u308bVST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u5168\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f\u4e0b\u8a18\u306e\u30ea\u30f3\u30af\u5148\u306b\u8a18\u8f09\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3053\u3053\u3067\u306f\u4e0b\u8a18\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u3082\u3068\u306b\u8aac\u660e\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<table>\n<tr>\n<th>\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb<\/th>\n<th>\u6982\u8981<\/th>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.utsbox.com\/?page_id=370\" title=\"\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u5168\u4f53 \u2013 \u7c21\u5358\u306a\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">MyMiniTremoloVST.cpp<\/a><\/td>\n<td>VST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30e1\u30a4\u30f3\u3068\u306a\u308b\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u3002<\/td>\n<\/tr>\n<\/table>\n<p>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u5168\u4f53\u306f<a href=\"https:\/\/www.utsbox.com\/?page_id=370\" title=\"\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u5168\u4f53 \u2013 \u7c21\u5358\u306a\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\">\u3053\u3053<\/a>\u306b\u8a18\u8f09\u3057\u3066\u3044\u307e\u3059\u3002\u3000\u2192\u3000<a href=\"https:\/\/www.utsbox.com\/?page_id=370\" title=\"\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u5168\u4f53 \u2013 \u7c21\u5358\u306a\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u5168\u4f53<\/a><\/p>\n<hr \/>\n<h2 id=\"\u30d8\u30c3\u30c0\u30fc\u30d5\u30a1\u30a4\u30eb\u306e\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\">\u30d8\u30c3\u30c0\u30fc\u30d5\u30a1\u30a4\u30eb\u306e\u30a4\u30f3\u30af\u30eb\u30fc\u30c9<\/h2>\n<p>\u307e\u305a\u3001VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30d8\u30c3\u30c0\u30fc\u30d5\u30a1\u30a4\u30eb\u306e\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3068\u5b9a\u6570\u306e\u5b9a\u7fa9\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p>[crayon mark=&#8221;5&#8243;]<br \/>\n\/\/ ============================================================================================<br \/>\n\/\/ \u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb<br \/>\n\/\/ ============================================================================================<br \/>\n#include &#8220;audioeffectx.h&#8221;<br \/>\n#include <math.h><\/p>\n<p>\/\/ ============================================================================================<br \/>\n\/\/ \u8a2d\u8a08\u60c5\u5831\u306e\u8a18\u5165<br \/>\n\/\/ ============================================================================================<br \/>\n#define MY_VST_PRESET_NUM    1 \/\/\u30d7\u30ea\u30bb\u30c3\u30c8\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u6570<br \/>\n#define MY_VST_PARAMETER_NUM 0 \/\/\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u6570<\/p>\n<p>#define MY_VST_INPUT_NUM   2 \/\/\u5165\u529b\u6570\u3002\u30e2\u30ce\u30e9\u30eb\u5165\u529b=1\u3001\u30b9\u30c6\u30ec\u30aa\u5165\u529b=2<br \/>\n#define MY_VST_OUTPUT_NUM  2 \/\/\u51fa\u529b\u6570\u3002\u30e2\u30ce\u30e9\u30eb\u51fa\u529b=1\u3001\u30b9\u30c6\u30ec\u30aa\u51fa\u529b=2<\/p>\n<p>[\/crayon]<\/p>\n<p><a href=\"https:\/\/www.utsbox.com\/?page_id=216#\u30d8\u30c3\u30c0\u30fc\u30d5\u30a1\u30a4\u30eb\u306e\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\" title=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">\u524d\u9805<\/a>\u3067\u8aac\u660e\u3057\u305f\u30d8\u30c3\u30c0\u30d5\u30a1\u30a4\u30eb(audioeffectx.h)\u4ee5\u5916\u306b\u3001Sin\u95a2\u6570\u7b49\u306e\u7b97\u8853\u95a2\u6570\u3092\u4f7f\u3046\u305f\u30815\u884c\u76ee\u3067math.h\u3092\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3057\u3066\u304a\u308a\u307e\u3059\u3002<br \/>\n\u305d\u306e\u307b\u304b\u306f\u5909\u308f\u3063\u3066\u304a\u308a\u307e\u305b\u3093\u3002<br \/>\n<!----------------------------------------------------------------------------------------------------------------------------------------><\/p>\n<hr \/>\n<h2 id=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\">VST\u30d7\u30e9\u30b0\u30a4\u30f3\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9<\/h2>\n<p>\u6b21\u306bVST\u30d7\u30e9\u30b0\u30a4\u30f3\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\u3092\u884c\u3044\u307e\u3059\u3002\u4eca\u56de\u306f<a href=\"https:\/\/www.utsbox.com\/?page_id=216#VST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u57fa\u672c\u3068\u306a\u308b\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\" title=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">\u524d\u9805<\/a>\u306e\u30e1\u30f3\u30d0\u30fc\u95a2\u6570\u306b\u52a0\u3048\u3066\u30c8\u30ec\u30e2\u30ed\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002(\u8d64\u8272\u90e8\u5206)<\/p>\n<p>[crayon start-line=&#8221;21&#8243; mark=&#8221;7-9&#8243;]<br \/>\n\/\/ ============================================================================================<br \/>\n\/\/ VST\u306e\u57fa\u672c\u3068\u306a\u308b\u30af\u30e9\u30b9<br \/>\n\/\/ ============================================================================================<br \/>\nclass MyMiniTremoloVST : public AudioEffectX<br \/>\n{<br \/>\nprivate:<br \/>\n    float theta;        \/\/ sin\u95a2\u6570\u306e\u89d2\u5ea6 \u03b8\u3002\u521d\u671f\u5024\u306f0<br \/>\n    float tremolospeed; \/\/ \u30c8\u30ec\u30e2\u30ed\u306e\u30b9\u30d4\u30fc\u30c9\u3002\u89d2\u901f\u5ea6\u03c9\u3068\u540c\u3058\u3002<br \/>\n    float tremolodepth; \/\/ \u30c8\u30ec\u30e2\u30ed\u306e\u52b9\u304d\u5177\u5408\u30020\uff5e1\u306e\u9593\u3002<br \/>\npublic:<br \/>\n    MyMiniTremoloVST(audioMasterCallback audioMaster);<\/p>\n<p>    \/\/ \u97f3\u58f0\u4fe1\u53f7\u3092\u51e6\u7406\u3059\u308b\u30e1\u30f3\u30d0\u30fc\u95a2\u6570<br \/>\n    virtual void processReplacing(float** inputs, float** outputs, VstInt32 sampleFrames);<br \/>\n};<br \/>\n[\/crayon]<\/p>\n<p>\u5404\u30e1\u30f3\u30d0\u30fc\u5909\u6570\u306f\u30af\u30e9\u30b9\u5916\u90e8\u304b\u3089\u53c2\u7167\u3055\u308c\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3001private\u3067\u5b9a\u7fa9\u3057\u3066\u304a\u308a\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u30e1\u30f3\u30d0\u30fc\u5909\u6570\u306e\u5185\u5bb9\u306f\u4e0b\u8a18\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<table>\n<tr>\n<th>\u578b<\/th>\n<th>\u5909\u6570\u540d<\/th>\n<th>\u5185\u5bb9<\/th>\n<\/tr>\n<tr>\n<td>float<\/td>\n<td>theta<\/td>\n<td>sin\u95a2\u6570\u306e\u89d2\u5ea6 \u03b8\u3002\u521d\u671f\u5024\u306f\u5fc5\u305a0\u306b\u3059\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>float<\/td>\n<td>tremolospeed<\/td>\n<td>\u30c8\u30ec\u30e2\u30ed\u306e\u30b9\u30d4\u30fc\u30c9\u3002\u89d2\u901f\u5ea6\u03c9\u3068\u540c\u3058\u3002<br \/>\n\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u671f\u3054\u3068\u306btheta\u306b\u8db3\u3057\u5408\u308f\u305b\u308b\u3002<br \/>\n\u30c8\u30ec\u30e2\u30ed\u30b9\u30d4\u30fc\u30c9\u306f2\u00d7\u03c0\u00d7\u30c8\u30ec\u30e2\u30ed\u306e\u5468\u6ce2\u6570\u00f7\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u6570\u3067\u6c42\u3081\u308b<\/td>\n<\/tr>\n<tr>\n<td>float<\/td>\n<td>tremolodepth<\/td>\n<td>\u30c8\u30ec\u30e2\u30ed\u306e\u52b9\u304d\u5177\u5408\u3002<br \/>\n0\uff5e1\u306e\u9593\u3067\u30010\u304c\u30c8\u30ec\u30e2\u30ed\u306f\u307e\u3063\u305f\u304f\u52b9\u304b\u306a\u3044\u72b6\u614b\u30671\u304c\u3082\u3063\u3068\u3082\u30c8\u30ec\u30e2\u30ed\u306e\u52b9\u304f\u72b6\u614b<\/td>\n<\/tr>\n<\/table>\n<p><!----------------------------------------------------------------------------------------------------------------------------------------><\/p>\n<hr \/>\n<h2 id=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u521d\u671f\u5316\">VST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u521d\u671f\u5316<\/h2>\n<p>VST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u521d\u671f\u5316\u3092\u884c\u3044\u307e\u3059\u3002<a href=\"https:\/\/www.utsbox.com\/?page_id=216#VST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u57fa\u672c\u30af\u30e9\u30b9\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\" title=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">\u524d\u9805<\/a>\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u8aac\u660e\u3057\u305fVST\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u57fa\u672c\u8a2d\u5b9a(55\uff5e\uff16\uff15\u884c\u76ee)\u306b\u52a0\u3048\u3001\u30c8\u30ec\u30e2\u30ed\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u521d\u671f\u5316\u3057\u3066\u3044\u307e\u3059\u3002(\u8d64\u8272\u90e8\u5206)<\/p>\n<p>[crayon start-line=&#8221;47&#8243; mark=&#8221;22-26&#8243;]<br \/>\n\/\/ ============================================================================================<br \/>\n\/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf(VST\u306e\u521d\u671f\u5316)<br \/>\n\/\/ ============================================================================================<br \/>\nMyMiniTremoloVST::MyMiniTremoloVST(audioMasterCallback audioMaster)<br \/>\n: AudioEffectX(audioMaster, MY_VST_PRESET_NUM, MY_VST_PARAMETER_NUM)<br \/>\n{<br \/>\n    \/\/VST\u306e\u521d\u671f\u5316\u3092\u884c\u3046\u3002<\/p>\n<p>    \/\/\u4ee5\u4e0b\u306e\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u3066\u5165\u529b\u6570\u3001\u51fa\u529b\u6570\u7b49\u306e\u60c5\u5831\u3092\u8a2d\u5b9a\u3059\u308b\u3002<br \/>\n    \/\/\u5fc5\u305a\u547c\u3073\u51fa\u3055\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<br \/>\n    setNumInputs(MY_VST_INPUT_NUM);    \/\/\u5165\u529b\u6570\u306e\u8a2d\u5b9a<br \/>\n    setNumOutputs(MY_VST_OUTPUT_NUM);  \/\/\u51fa\u529b\u6570\u306e\u8a2d\u5b9a<br \/>\n    setUniqueID(MY_VST_UNIQUE_ID);     \/\/\u30e6\u30cb\u30fc\u30afID\u306e\u8a2d\u5b9a<\/p>\n<p>    \/\/\u3053\u306eVST\u304cSynth\u304b\u3069\u3046\u304b\u306e\u30d5\u30e9\u30b0\u3092\u8a2d\u5b9a\u3002Synth\u306e\u5834\u5408\u2026true\u3001Effector\u306e\u5834\u5408\u2026false<br \/>\n    isSynth(false);<\/p>\n<p>    \/\/\u3053\u306eVST\u304c\u97f3\u58f0\u51e6\u7406\u53ef\u80fd\u304b\u3069\u3046\u304b\u306e\u30d5\u30e9\u30b0\u3092\u8a2d\u5b9a\u3002\u97f3\u58f0\u51e6\u7406\u3092\u884c\u308f\u306a\u3044VST\u306f\u306a\u3044\u306e\u3067\u5fc5\u305a\u3053\u306e\u95a2\u6570\u3092\u547c\u3073\u51fa\u3059\u3002<br \/>\n    canProcessReplacing();  <\/p>\n<p>    \/\/\u4e0a\u8a18\u306e\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u305f\u5f8c\u306b\u521d\u671f\u5316\u3092\u884c\u3046<br \/>\n    theta = 0.0f;<\/p>\n<p>    float Hz = 4.0f; \/\/ \u30c8\u30ec\u30e2\u30ed\u306e\u5468\u671f<br \/>\n    tremolospeed = (2.0f * 3.14159265f * Hz) \/ 44100.0f ; \/\/\u30c8\u30ec\u30e2\u30ed\u306e\u5468\u671f\u3092\u89d2\u901f\u5ea6\u306b\u5909\u63db<br \/>\n    tremolodepth = 0.5f; \/\/\u30c8\u30ec\u30e2\u30ed\u306e\u632f\u5e45 0.5<br \/>\n}<br \/>\n[\/crayon]<\/p>\n<p>tremolospeed\u3068tremolodepth\u306f\u4eca\u56de\u306f\u9069\u5f53\u306a\u5024\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><!----------------------------------------------------------------------------------------------------------------------------------------><\/p>\n<hr \/>\n<h2 id=\"\u5165\u529b\u4fe1\u53f7\u3078\u306e\u6b63\u5f26\u6ce2\u306e\u639b\u3051\u5408\u308f\u305b\">\u5165\u529b\u4fe1\u53f7\u3078\u306e\u6b63\u5f26\u6ce2\u306e\u639b\u3051\u5408\u308f\u305b<\/h2>\n<p>\u6700\u5f8c\u306bprosessReplacing\u95a2\u6570\u3067\u5165\u529b\u4fe1\u53f7(\u7b2c1\u5f15\u6570 inputs)\u3068\u6b63\u5f26\u6ce2\u3092\u639b\u3051\u5408\u308f\u305b\u307e\u3059\u3002\u639b\u3051\u5408\u308f\u305b\u305f\u7d50\u679c\u306f<a href=\"https:\/\/www.utsbox.com\/?page_id=216\" title=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">\u524d\u9805<\/a>\u306e\u3068\u304a\u308a\u3001\u7b2c2\u5f15\u6570\u306eoutputs\u306b\u4ee3\u5165\u3057\u307e\u3059\u3002<\/p>\n<p>[crayon start-line=&#8221;75&#8243; mark=&#8221;13-19,21-22,24-25,27-29&#8243;]<br \/>\n\/\/ ============================================================================================<br \/>\n\/\/ \u97f3\u58f0\u4fe1\u53f7\u3092\u51e6\u7406\u3059\u308b\u30e1\u30f3\u30d0\u30fc\u95a2\u6570<br \/>\n\/\/ ============================================================================================<br \/>\nvoid MyMiniTremoloVST::processReplacing(float** inputs, float** outputs, VstInt32 sampleFrames)<br \/>\n{<br \/>\n    int L = 0;<br \/>\n    int R = 1;<\/p>\n<p>    for (int i = 0; i < sampleFrames; i++)\n    {\n        \/\/\u3053\u3053\u3067\u97f3\u58f0\u51e6\u7406\u3092\u884c\u3046\u3002\n \n        \/\/ theta(\u03b8)\u306btremolospeed(=\u89d2\u901f\u5ea6)\u3092\u52a0\u3048\u3001\u66f4\u65b0\u3059\u308b\n        \/\/ 2\u03c0(360\u00b0)\u3092\u8d85\u3048\u305f\u5834\u5408\u306f\u30012\u03c0\u5206\u623b\u3059\u3002\n        theta += tremolospeed;\n        if (theta > 2 * 3.14159265f)<br \/>\n        {<br \/>\n            theta -= 2 * 3.14159265f;<br \/>\n        }<\/p>\n<p>        \/\/ sin\u95a2\u6570\u306e\u7d50\u679c\u30920\uff5e1\u306e\u9593\u306b\u3059\u308b<br \/>\n        float a = (sin(theta) * 0.5f) + 0.5f;<\/p>\n<p>        \/\/ tremolodepth\u3068\u5148\u307b\u3069\u306e\u7d50\u679c\u304b\u3089\u639b\u3051\u5408\u308f\u305b\u308b\u5024\u3092\u8a08\u7b97\u3059\u308b<br \/>\n        float b = (1.0f &#8211; tremolodepth) + (a * tremolodepth);<\/p>\n<p>        \/\/\u5165\u529b\u4fe1\u53f7\u3068\u639b\u3051\u5408\u308f\u305b\u3001\u51fa\u529b\u30d0\u30c3\u30d5\u30a1\u3078\u66f8\u304d\u8fbc\u3080\u3002<br \/>\n        outputs[L][i] = b * inputs[L][i];<br \/>\n        outputs[R][i] = b * inputs[R][i];<br \/>\n    }<br \/>\n}<\/p>\n<p>[\/crayon]<br \/>\n\u307e\u305a\u300189\u884c\u76ee\u3067Sin\u95a2\u6570\u306e\u89d2\u5ea6theta\u306btremolospeed(=\u89d2\u901f\u5ea6)\u3092\u52a0\u3048\u3066\u89d2\u5ea6theta\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b96\u884c\u76ee\u3067Sin\u95a2\u6570\u306e\u632f\u5e45\u3092\u53d6\u5f97\u3057\u30010\uff5e1\u306e\u7bc4\u56f2\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>99\u884c\u76ee\u3067\u5165\u529b\u4fe1\u53f7\u3068\u639b\u3051\u5408\u308f\u305b\u308b\u5024\u3092tremolodepth\u3068Sin\u95a2\u6570\u306e\u632f\u5e45(0\uff5e1\u306e\u7bc4\u56f2\u306b\u3057\u305f\u3082\u306e)\u304b\u3089\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u6700\u5f8c\u306b102\uff5e103\u884c\u76ee\u3067\u5165\u529b\u4fe1\u53f7\u3068\u639b\u3051\u5408\u308f\u305b\u3001\u51fa\u529b\u30d0\u30c3\u30d5\u30a1(outputs[])\u306b\u4ee3\u5165\u3057\u307e\u3059\u3002<\/p>\n<p><!----------------------------------------------------------------------------------------------------------------------------------------><\/p>\n<hr \/>\n<h1 id=\"\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u30d3\u30eb\u30c9\">\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u30d3\u30eb\u30c9<\/h1>\n<p>\u4ee5\u4e0a\u306e\u5185\u5bb9\u3067\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u30d3\u30eb\u30c9\u3092\u884c\u3048\u3070\u3001\u30c8\u30ec\u30e2\u30ed\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3068\u3057\u3066\u52d5\u4f5c\u3059\u308bVST\u30d7\u30e9\u30b0\u30a4\u30f3\u5b8c\u6210\u3059\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.utsbox.com\/?page_id=216#\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u30d3\u30eb\u30c9\" title=\"VST\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b\" target=\"_blank\">\u524d\u9805<\/a>\u3067\u8aac\u660e\u3057\u305f\u3068\u304a\u308a\u3001\u3044\u304f\u3064\u304b\u306ewarning\u3068\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u304c\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306eRelease\u30d5\u30a9\u30eb\u30c0\u914d\u4e0b\u306b\u300c\uff5e\uff5e.dll\u300d\u304c<br \/>\n\u4f5c\u6210\u3055\u308c\u3066\u3044\u308c\u3070\u7279\u306b\u554f\u984c\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p><!----------------------------------------------------------------------------------------------------------------------------------------><\/p>\n<hr \/>\n<h1 id=\"\u6700\u5f8c\u306b\">\u6700\u5f8c\u306b<\/h1>\n<p>\u3044\u304b\u304c\u3067\u3057\u305f\u3067\u3057\u3087\u3046\u304b?<\/p>\n<p>\u4eca\u56de\u306f\u7c21\u5358\u3067\u308f\u304b\u308a\u3084\u3059\u3044\u3068\u3044\u3046\u7406\u7531\u304b\u3089\u30c8\u30ec\u30e2\u30ed\u3092\u5b9f\u88c5\u3057\u307e\u3057\u305f\u3002\u7c21\u5358\u306a\u30b3\u30fc\u30c9\u3067\u3059\u304c\u305d\u3053\u305d\u3053\u304d\u308c\u3044\u306b\u30c8\u30ec\u30e2\u30ed\u304c\u304b\u304b\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u3057\u304b\u3057\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u304c\u30cf\u30fc\u30c9\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u30db\u30b9\u30c8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u4e0a\u3067\u8abf\u6574\u304c\u307e\u3063\u305f\u304f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p><a href=\"https:\/\/www.utsbox.com\/?page_id=397\" title=\"\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u3042\u308b\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3092\u4f5c\u6210\u3059\u308b\">\u6b21\u9805<\/a>\u306f\u3053\u3053\u3067\u4f5c\u6210\u3057\u305f\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u30db\u30b9\u30c8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u4e0a\u304b\u3089\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u3092\u8ffd\u52a0\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>VST 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":539,"menu_order":60,"comment_status":"open","ping_status":"open","template":"","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"class_list":["post-314","page","type-page","status-publish","hentry"],"aioseo_notices":[],"jetpack_shortlink":"https:\/\/wp.me\/P5fXUX-54","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/pages\/314","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=314"}],"version-history":[{"count":32,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/pages\/314\/revisions"}],"predecessor-version":[{"id":2219,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/pages\/314\/revisions\/2219"}],"up":[{"embeddable":true,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/pages\/539"}],"wp:attachment":[{"href":"https:\/\/www.utsbox.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=314"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}