\u3053\u308c\u3067\u3057\u305f\u306d\u3002<\/p>\n
\u30a4\u30e1\u30fc\u30b8\u3068\u3057\u3066\u306f\u3053\u3093\u306a\u6319\u52d5\u3002<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/anim-4-300x224.gif\")
<\/p>\n
\u56de\u7b54\u306f\u3053\u3061\u3089\u3002<\/p>\n
\nconst main = () =\uff1e {\n const canvas = document.getElementById(\u2019canvas\u2019);\n const ctx = canvas.getContext(\u20192d\u2019);\n ctx.fillStyle = \u2019rgb(63, 81, 181)\u2019;\n\n \/\/ \u958b\u59cb\u6642\u70b9\u306e\u6642\u9593\u3092\u53d6\u5f97\u3057\u3066\u304a\u304f\n let prev_time = new Date();\n\n \/\/ \u958b\u59cb\u6642\u70b9\u306e x \u5ea7\u6a19\u3092\u8a2d\u5b9a\u3057\u3066\u304a\u304f\n let x = 50;\n let y = 50;\n let r = 10;\n\n const draw = () =\uff1e {\n ctx.clearRect(0, 0, 640, 480);\n\n \/\/ \u73fe\u5728\u6642\u523b\u3092\u53d6\u5f97\n const now = new Date();\n\n \/\/ \u958b\u59cb\u6642\u70b9\u304b\u3089\u73fe\u5728\u307e\u3067\u3001\u4f55\u30df\u30ea\u79d2\u7d4c\u904e\u3057\u3066\u3044\u308b\u304b\u3092\u8a08\u7b97\n const diffMillisecond = now.getTime() - prev_time.getTime();\n \/\/ \u524d\u56de\u5730\u70b9 + (\u7d4c\u904e\u30df\u30ea\u79d2 * 0.2) \u3067\u3001\u73fe\u5728\u4f4d\u7f6e\u3092\u7b97\u51fa\n x = x + (diffMillisecond * 0.2);\n y = y + (diffMillisecond * 0.2);\n r = r + 1;\n\n ctx.beginPath();\n ctx.arc(x, y, r, 0, Math.PI*2, false)\n ctx.fill();\n\n \/\/ \u6b21\u56de\u306e\u5b9f\u884c\u306e\u305f\u3081\u306b\u3001\u4eca\u56de\u306e\u6642\u9593\u3092\u8a18\u9332\u3057\u3066\u304a\u304f\n prev_time = now;\n\n \/\/ \u6b21\u56de\u753b\u9762\u66f4\u65b0\u6642\u306b draw \u3092\u5b9f\u884c\u3059\u308b\u3088\u3046\u306b\u6307\u5b9a\n requestAnimationFrame(draw);\n };\n\n \/\/ \u4e00\u56de\u76ee\u63cf\u753b\u5b9f\u884c\n draw();\n};\n\ndocument.addEventListener(\u2019DOMContentLoaded\u2019, main);\n<\/pre>\n\u524d\u56de\u306e\u30b5\u30f3\u30d7\u30eb\u304b\u3089\u3001 y \u65b9\u5411\u306e\u5024\u3068 r (\u534a\u5f84) \u306e\u5024\u3092\u5897\u52a0\u3057\u3066\u3044\u304f\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u305f\u3089\u826f\u3044\u3060\u3051\u3067\u3057\u305f\u306d\u3002
\n\u7c21\u5358\u3067\u3057\u305f\u304b\uff1f<\/p>\n
\u7269\u7406\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3084\u3063\u3066\u307f\u3088\u3046\uff01<\/h1>\n
\u3055\u3066\u3001\u304a\u5f85\u305f\u305b\u3044\u305f\u3057\u307e\u3057\u305f\u3002
\n\u4eca\u56de\u306e\u30c6\u30fc\u30de\u3067\u3042\u308b\u3001\u7269\u7406\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n
\u307e\u305a\u306f\u3068\u3066\u3082\u7c21\u5358\u306a\u3068\u3053\u308d\u3067\u3001\u6295\u3052\u3089\u308c\u305f\u30dc\u30fc\u30eb\u306e\u52d5\u304d\u3092\u518d\u73fe\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u5b8c\u6210\u5f62\u304b\u3089\u304a\u898b\u305b\u3059\u308b\u3068\u3001\u3053\u3061\u3089\u3002<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/anim-5-300x224.gif\")
<\/p>\n
\u305f\u3063\u305f\u3053\u308c\u3060\u3051\uff1f\u3068\u601d\u3044\u307e\u3057\u305f\u304b\uff01
\n\u307e\u305a\u306f\u3068\u3066\u3082\u7c21\u5358\u306a\u4f8b\u304b\u3089\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u5f0f\u3092\u8003\u3048\u308b<\/h2>\n
\u7269\u7406\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3067\u6700\u3082\u91cd\u8981\u306a\u306e\u306f\u3001
\n\u7269\u7406\u73fe\u8c61\u3092\u518d\u73fe\u3059\u308b\u5f0f\u3092\u6b63\u3057\u304f\u4f5c\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n
\u3068\u306f\u8a00\u3063\u3066\u3082\u3001\u3068\u3066\u3082\u96e3\u3057\u3044\u4e8b\u3092\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002
\n\u7279\u306b\u3001\u30b2\u30fc\u30e0\u306a\u3069\u3067\u306f\u52d5\u304d\u3092\u5b8c\u5168\u306b\u3001\u6b63\u78ba\u306b\u8868\u73fe\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002
\n\u5927\u307e\u304b\u306b\u6b63\u3057\u3044\u52d5\u304d\u304c\u3067\u304d\u308c\u3070\u826f\u3044\u306e\u3067\u3001\u5272\u3068\u5358\u7d14\u306a\u5f0f\u3060\u3051\u3067\u3082\u305d\u308c\u3063\u307d\u3044\u6319\u52d5\u3092\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u3055\u3066\u3001\u3053\u3053\u304b\u3089\u30ac\u30c3\u30c4\u30ea\u3068\u7269\u7406\u306e\u8a71\u306b\u5165\u3063\u3066\u3044\u304d\u307e\u3059\u3088\u3002<\/p>\n
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\n\u30dc\u30fc\u30eb\u306e\u901f\u5ea6\u306b\u3064\u3044\u3066\u8003\u3048\u307e\u3059\u3002<\/p>\n
\u307e\u305a\u77e5\u3063\u3066\u304a\u3044\u3066\u307b\u3057\u3044\u306e\u306f\u3001\u5e73\u9762\u4e0a\u3067\u3082\u306e\u306e\u52d5\u304d\u3092\u8003\u3048\u308b\u3068\u304d\u3001
\n\u3069\u3093\u306a\u65b9\u5411\u306e\u52d5\u304d\u3067\u3042\u3063\u3066\u3082\u4e8c\u3064\u306e\u76f4\u4ea4\u3059\u308b\u52d5\u304d\u306e\u5408\u6210\u3067\u8003\u3048\u3089\u308c\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n
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\n\u4e0b\u306e\u56f3\u3067\u3001\u30dc\u30fc\u30eb\u304c\u70b9 A \u304b\u3089\u70b9 B \u3078\u79fb\u52d5\u3057\u3066\u3044\u307e\u3059\u3002\u30dc\u30fc\u30eb\u306f\u306f\u30ca\u30ca\u30e1\u306b\u52d5\u3044\u3066\u307e\u3059\u306d\u3002
\n\u3053\u306e\u52d5\u304d\u306b\u3064\u3044\u3066\u3001\u76f4\u63a5\u30ca\u30ca\u30e1\u65b9\u5411\u306b \u25cb\u25cb \u30e1\u30fc\u30c8\u30eb\u52d5\u3044\u305f\u2026\u3068\u8003\u3048\u3066\u3082\u826f\u3044\u306e\u3067\u3059\u304c\u3001
\n\u6a2a\u65b9\u5411\u306b \u25cb\u25cb \u30e1\u30fc\u30c8\u30eb\u52d5\u3044\u3066\u3001\u7e26\u65b9\u5411\u306b \u25cb\u25cb \u30e1\u30fc\u30c8\u30eb\u52d5\u3044\u305f\u304b\u3089\u3001
\n\u305d\u308c\u3092\u3042\u308f\u305b\u3066\u3001\u7d50\u679c\u30ca\u30ca\u30e1\u65b9\u5411\u306b \u25cb\u25cb \u30e1\u30fc\u30c8\u30eb\u52d5\u3044\u305f\u3001\u3068\u8003\u3048\u3066\u3082\u3088\u3044\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/286756eef5a7bd72c2f058eb6cde032b-300x241.png\")
<\/p>\n
canvas \u3067\u56f3\u5f62\u3092\u63cf\u753b\u3059\u308b\u969b\u306b\u306f\u3001\u3053\u308c\u307e\u3067\u5b66\u3093\u3067\u304d\u305f\u3088\u3046\u306b x \u65b9\u5411\u30fby \u65b9\u5411\u305d\u308c\u305e\u308c\u306e\u4f4d\u7f6e\u3092
\n\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u4efb\u610f\u306e\u4f4d\u7f6e\u306b\u56f3\u5f62\u3092\u63cf\u753b\u3057\u307e\u3057\u305f\u3088\u306d\u3002<\/p>\n
\u307e\u305f\u3001\u5f8c\u306e\u5229\u4fbf\u6027\u306e\u517c\u306d\u5408\u3044\u3082\u3042\u3063\u3066\u3001\u4eca\u56de\u306f\u6a2a(x \u65b9\u5411) \u3068\u7e26(y \u65b9\u5411)\u306b\u5206\u89e3\u3057\u3066
\n\u52d5\u304d\u3092\u8003\u3048\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u7121\u91cd\u529b\u72b6\u614b\u3060\u3068\u3069\u3046\u306a\u308b\uff1f<\/h3>\n
\u3055\u3066\u3001\u65e9\u901f\u30dc\u30fc\u30eb\u306e\u6319\u52d5\u3092\u2026\u3068\u884c\u304d\u305f\u3044\u3068\u3053\u308d\u3067\u3059\u304c\u3001\u305d\u306e\u524d\u306b\u3002
\n\u5148\u307b\u3069\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u5f53\u7136\u306e\u3088\u3046\u306b\u5730\u7403\u4e0a\u3067\u306e
\n\u30dc\u30fc\u30eb\u306e\u52d5\u304d\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u307e\u3057\u305f\u3002
\n\u3053\u308c\u304c\u5b87\u5b99\u7a7a\u9593\u3001\u3059\u306a\u308f\u3061\u7121\u91cd\u529b\u306e\u74b0\u5883\u3067\u30dc\u30fc\u30eb\u3092\u6295\u3052\u308b\u3068\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n
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\n\u591a\u5206\u3053\u3093\u306a\u611f\u3058\u3058\u3083\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/anim-6-300x224.gif\")
<\/p>\n
\u5148\u307b\u3069\u306e\u3001\u5730\u7403\u4e0a\u3067\u306e\u30dc\u30fc\u30eb\u306e\u52d5\u304d\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3068\u3069\u3046\u9055\u3046\u3067\u3057\u3087\u3046\u304b\uff1f
\n\u7c21\u5358\u3067\u3059\u306d\u3002\u30dc\u30fc\u30eb\u304c\u843d\u3061\u3066\u3053\u306a\u3044\u306e\u3067\u3059\u3002<\/p>\n
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\u305d\u306e\u30dd\u30a4\u30f3\u30c8\u3068\u306f\u3001\uff08\u5c11\u3057\u5206\u304b\u308a\u3065\u3089\u3044\u306e\u3067\u3059\u304c\uff09\u30dc\u30fc\u30eb\u306e\u901f\u5ea6\u304c\u5e38\u306b\u4e00\u5b9a\u3067\u3042\u308a\u3001
\n\u9032\u884c\u65b9\u5411\u3082\u4e00\u5b9a\u3067\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3002
\n\u3067\u306f\u3001\u306a\u305c\u30dc\u30fc\u30eb\u306e\u52d5\u304d\u306f\u4e00\u5b9a\u306b\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n
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\n\u30ab\u30fc\u30ea\u30f3\u30b0\u306e\u30b9\u30c8\u30fc\u30f3\u306f\u6295\u3052\u3089\u308c\u305f\u5f8c\u3001\u307b\u307c\u4e00\u5b9a\u306e\u901f\u5ea6\u3067\u307e\u3063\u3059\u3050\u9032\u307f\u307e\u3059\u3002
\n\u3082\u3061\u308d\u3093\u3001\u6c37\u3068\u30b9\u30c8\u30fc\u30f3\u306e\u9593\u306e\u6469\u64e6\u3084\u7a7a\u6c17\u62b5\u6297\u306a\u3069\u304c\u3042\u308b\u306e\u3067\u5b9f\u969b\u306b\u306f\u3069\u3053\u304b\u3067\u6b62\u307e\u308b\u306e\u3067\u3059\u304c\u3001
\n\u305d\u3046\u3044\u3063\u305f\u6469\u64e6\u306a\u3069\u306e\u5f71\u97ff\u304c\u5c11\u306a\u3044\u74b0\u5883\u3067\u306f\u3001\u7269\u4f53\u304c\u4e00\u5b9a\u306e\u901f\u5ea6\u3067\u52d5\u3053\u3046\u3068\u3057\u3066\u3044\u308b\u306e\u3092\u3001\u306a\u3093\u3068\u306a\u304f\u7406\u89e3\u3067\u304d\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
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\n\u5916\u304b\u3089\u529b\u304c\u304b\u304b\u3063\u3066\u3044\u306a\u3044\u7269\u4f53\u306f\u4e00\u5b9a\u306e\u901f\u5ea6\u3092\u4fdd\u3068\u3046\u3068\u3059\u308b\u4e8b\u304c\u5206\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n
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<\/p>\n
\u3053\u308c\u306f\u5148\u307b\u3069\u4e0a\u3067\u3082\u304a\u898b\u305b\u3057\u305f\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u304c\u3001
\n\u4e0b\u306b\u843d\u3061\u3066\u3044\u304f\u69d8\u5b50\u304c\u898b\u3089\u308c\u307e\u3059\u3002<\/p>\n
\u3082\u3046\u304a\u5206\u304b\u308a\u3067\u3059\u306d\u3002
\n\u5730\u7403\u4e0a\u3067\u306f\u91cd\u529b\u304c\u3042\u308b\u305f\u3081\u3001\u30dc\u30fc\u30eb\u306f\u4e0b\u65b9\u5411\u3078\u5f15\u3063\u5f35\u3089\u308c\u308b\u529b\u3092\u53d7\u3051\u7d9a\u3051\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/a64fbab34951db9bc2dc6aa2d75e088d-300x285.png\")
<\/p>\n
\u9006\u306b\u8a00\u3048\u3070\u3001\u7a7a\u6c17\u62b5\u6297\u306a\u3069\u3001\u3082\u3063\u3068\u9055\u3044\u306f\u3042\u3063\u305f\u308a\u3057\u307e\u3059\u304c\u3001
\n\u305d\u306e\u3042\u305f\u308a\u306e\u7d30\u304b\u306a\u70b9\u306f\u4eca\u56de\u8003\u3048\u306a\u3044\u3068\u3059\u308c\u3070\u3001
\n\u5b87\u5b99\u7a7a\u9593\u3068\u5730\u7403\u3067\u306e\u30dc\u30fc\u30eb\u306e\u904b\u52d5\u3068\u3067\u306f\u3001\u91cd\u529b\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u306e\u9055\u3044\u3057\u304b\u306a\u3044\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n
\u6a2a\u65b9\u5411\u306e\u52d5\u304d\u3092\u8003\u3048\u308b<\/h2>\n
\u3053\u3053\u307e\u3067\u9577\u304b\u3063\u305f\u3067\u3059\u306d\uff01
\n\u305d\u308c\u3067\u306f\u305d\u308d\u305d\u308d\u3001\u30dc\u30fc\u30eb\u306e\u52d5\u304d\u3092\u5f0f\u306b\u8868\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u307e\u305a\u306f\u7c21\u5358\u306a\u6a2a\u65b9\u5411\u306e\u52d5\u304d\u304b\u3089\u8003\u3048\u307e\u3059\u3002<\/p>\n
\u6295\u3052\u3089\u308c\u305f\u30dc\u30fc\u30eb\u306b\u304b\u304b\u308b\u529b\u3092\u56f3\u306b\u8868\u3059\u3068\u3001\u3053\u3093\u306a\u611f\u3058\u3067\u3059\u306d\u3002<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/850c7612116999490846136e772ab7fd-3-300x172.png\")
<\/p>\n
1\u306f\u6295\u3052\u305f\u77ac\u9593\u30012\uff0c3\u306f\u6295\u3052\u3089\u308c\u305f\u5f8c\u306e\u30dc\u30fc\u30eb\u3067\u3059\u3002<\/p>\n
\u6295\u3052\u308b\u77ac\u9593\u306f\u30ca\u30ca\u30e1\u4e0a\u306b\u529b\u304c\u304b\u304b\u3063\u3066\u3044\u307e\u3059\u306d\u3002<\/p>\n
\u3057\u304b\u3057\u30012, 3 \u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3002
\n\u91cd\u529b\u3057\u304b\u304b\u304b\u3063\u3066\u3044\u307e\u305b\u3093\u306d\u3002<\/p>\n
\u91cd\u529b\u306f\u5f53\u7136\u3067\u3059\u304c\u3001\u7269\u4f53\u3092\u771f\u4e0b\u306b\u5f15\u3063\u5f35\u308b\u529b\u3067\u3059\u3002
\n\uff08\u305f\u3060\u30dc\u30fc\u30eb\u3092\u843d\u3068\u3057\u305f\u3089\u771f\u6a2a\u306b\u843d\u3061\u3066\u3044\u3063\u305f\u2026\u306a\u3093\u3066\u3053\u3068\u306f\u8d77\u3053\u308a\u307e\u305b\u3093\u3088\u306d\uff1f\uff09<\/p>\n
\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u30dc\u30fc\u30eb\u306b\u6a2a\u65b9\u5411\u306e\u529b\u304c\u304b\u304b\u308b\u306e\u306f\u3001\u30dc\u30fc\u30eb\u304c\u6295\u3052\u3089\u308c\u305f\u77ac\u9593\u306e\u307f\u3001\u3068\u8a00\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002
\n\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u30dc\u30fc\u30eb\u304c\u98db\u3093\u3067\u3044\u308b\u3068\u304d\u306f\u300c\u6a2a\u65b9\u5411\u306b\u4e00\u5207\u306e\u529b\u304c\u304b\u304b\u3063\u3066\u3044\u306a\u3044\u300d\u3068\u8a00\u3048\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002
\n\uff08\u3082\u3061\u308d\u3093\u3001\u73fe\u5b9f\u4e16\u754c\u3067\u306f\u7a7a\u6c17\u62b5\u6297\u306a\u3069\u304c\u3042\u308b\u305f\u3081\u6a2a\u65b9\u5411\u306e\u529b\u304c\u5b58\u5728\u3057\u307e\u3059\u304c\u3001\u3068\u3066\u3082\u5c0f\u3055\u3044\u529b\u306e\u305f\u3081\u4eca\u56de\u306f\u7121\u8996\u3057\u307e\u3059\uff09<\/p>\n
\u529b\u304c\u304b\u304b\u3063\u3066\u3044\u306a\u3044\u3068\u304d\u306e\u7269\u4f53\u306e\u52d5\u304d\u306f\uff1f
\n\u5148\u307b\u3069\u5b87\u5b99\u7a7a\u9593\u3067\u306e\u30dc\u30fc\u30eb\u306e\u52d5\u304d\u3067\u8003\u3048\u307e\u3057\u305f\u306d\u3002
\n\u3064\u307e\u308a\u3001\u30dc\u30fc\u30eb\u306f\u300c\u6a2a\u65b9\u5411\u306b\u3064\u3044\u3066\u306f\u4e00\u5b9a\u306e\u901f\u5ea6\u3067\u52d5\u3044\u3066\u3044\u304f\u300d\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n
\u610f\u5916\u3067\u3057\u305f\u304b\uff1f
\n\u3067\u3082\u3001\u91ce\u7403\u30dc\u30fc\u30eb\u3092\u9060\u6295\u3057\u305f\u3068\u304d\u306e\u3053\u3068\u3092\u8003\u3048\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002
\n\u624b\u3092\u96e2\u308c\u305f\u30dc\u30fc\u30eb\u304c\u52a0\u901f\u3057\u305f\u308a\u3001\u3044\u304d\u306a\u308a\u6b62\u307e\u3063\u305f\u308a\u3057\u306a\u3044\u3067\u3059\u3088\u306d\uff1f<\/p>\n
\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u30dc\u30fc\u30eb\u3092\u6295\u3052\u3066\u304b\u3089\u306e\u6642\u9593\u3092 t \u3068\u3059\u308b\u3068\u3001
\n\u6a2a\u65b9\u5411\u306e\u79fb\u52d5\u8ddd\u96e2 px \u306f<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/texclip20190808084210.png\")
<\/p>\n
\u3053\u3093\u306a\u5358\u7d14\u306a\u5f0f\u3067\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n
v0x \u306f x \u65b9\u5411\uff08\u6a2a\u65b9\u5411\uff09\u306e\u521d\u901f\u5ea6\uff08\u6295\u3052\u3089\u308c\u305f\u3068\u304d\u306e\u901f\u5ea6\uff09\u3067\u3059\u3002
\n\u901f\u5ea6\u3068\u8ddd\u96e2\u306e\u95a2\u4fc2\u306f \u8ddd\u96e2 = \u901f\u5ea6 \u00d7 \u6642\u9593<\/code> \u3067\u3059\u306e\u3067\u3001
\n\u6a2a\u65b9\u5411\u306e\u901f\u5ea6\u3068\u6642\u9593\u3092\u304b\u3051\u7b97\u3059\u308c\u3070\u3001\u6a2a\u65b9\u5411\u306e\u30dc\u30fc\u30eb\u306e\u79fb\u52d5\u8ddd\u96e2\u304c\u51fa\u305b\u308b\u3068\u8a00\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\u7e26\u65b9\u5411\u306e\u52d5\u304d\u3092\u8003\u3048\u308b<\/h2>\n
\u3055\u3066\u3001\u6a2a\u65b9\u5411\u306e\u79fb\u52d5\u8ddd\u96e2\u306f\u6700\u521d\u4ee5\u5916\u529b\u304c\u304b\u304b\u3089\u306a\u3044\u305f\u3081\u3001
\n\u3068\u3066\u3082\u7c21\u5358\u306a\u5f0f\u3067\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n
\u6b21\u306b\u3001\u7e26\u65b9\u5411\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3002
\n\u5148\u307b\u3069\u306e\u56f3\u3067\u78ba\u8a8d\u3057\u305f\u3088\u3046\u306b\u3001\u7e26\u65b9\u5411\u306b\u306f\u5e38\u306b\u91cd\u529b\u304c\u304b\u304b\u308a\u3064\u3065\u3051\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
<\/p>\n
\u3064\u307e\u308a\u3001\u529b\u304c\u304b\u304b\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u540c\u3058\u901f\u5ea6\u3067\u79fb\u52d5\u3057\u7d9a\u3051\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u306d\u3002<\/p>\n
\u3053\u306e\u3001\u300c\u901f\u5ea6\u304c\u3069\u306e\u3088\u3046\u306b\u5909\u5316\u3059\u308b\u304b\u300d\u306b\u3064\u3044\u3066\u3001\u5f0f\u3067\u8868\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u305d\u3053\u3067\u5fc5\u8981\u306b\u306a\u308b\u306e\u304c\u300c\u52a0\u901f\u5ea6\u300d\u3068\u3088\u3070\u308c\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n
\u52a0\u901f\u5ea6\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u304a\u8a71\u3057\u307e\u3059\u3068\u3001\u4e00\u5b9a\u306e\u6642\u9593\u3067\u3069\u308c\u3060\u3051\u901f\u5ea6\u304c\u5909\u5316\u3059\u308b\u304b\u306b\u3064\u3044\u3066\u8868\u3057\u305f\u6570\u5024\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u4f8b\u3048\u3070\u3001\u30a2\u30af\u30bb\u30eb\u3092\u8e0f\u307f\u8fbc\u3093\u3060\u3068\u304d\u30011 \u79d2\u3042\u305f\u308a \u6642\u901f 5 km \u3060\u3051\u901f\u5ea6\u304c\u5897\u52a0\u3059\u308b\u8eca\u304c\u3042\u308b\u3068\u3057\u307e\u3057\u3087\u3046\u3002
\n\u3053\u306e\u8eca\u304c \u6642\u901f 20 km \u304b\u3089\u6642\u901f 60 km \u307e\u3067\u52a0\u901f\u3059\u308b\u306e\u306b\u304b\u304b\u308b\u6642\u9593\u306f\u4f55\u79d2\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n
\u2026\u7b54\u3048\u306f\u3001 60 - 20 = 40<\/code> \u3067\u3001\u6642\u901f 40 km \u306e\u52a0\u901f\u304c\u5fc5\u8981\u306a\u306e\u3067\u30011 \u79d2\u3067\u6642\u901f 5 km \u52a0\u901f\u3067\u304d\u308b\u306a\u3089
\n40 \/ 5 = 8<\/code> \u3067 8 \u79d2\u9593\u304b\u304b\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\u3053\u306e\u3088\u3046\u306b\u3001\u4e00\u5b9a\u306e\u6642\u9593\uff08\u3053\u306e\u5834\u5408\u306f 1 \u79d2\uff09\u3067\u3069\u308c\u3060\u3051\u901f\u5ea6\u304c\u5909\u5316\u3059\u308b\u304b\uff08\u3053\u306e\u5834\u5408\u306f\u6642\u901f 5 km\uff09\u3068\u3044\u3046\u3082\u306e\u3092\u8868\u3057\u305f\u3082\u306e\u304c
\n\u52a0\u901f\u5ea6\u306a\u306e\u3067\u3059\u306d\u3002<\/p>\n
\u91cd\u529b\u306b\u3088\u308b\u30dc\u30fc\u30eb\u3078\u306e\u5f71\u97ff\u3082\u3001\u3053\u306e\u52a0\u901f\u5ea6\u3092\u4f7f\u3063\u3066\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u9ad8\u3044\u3068\u3053\u308d\u304b\u3089\u30dc\u30fc\u30eb\u3092\u843d\u3068\u3059\u3053\u3068\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002
\n\u30dc\u30fc\u30eb\u306e\u843d\u4e0b\u306e\u30b9\u30d4\u30fc\u30c9\u306f\u30c9\u30f3\u30c9\u30f3\u901f\u304f\u306a\u3063\u3066\u3044\u304f\u4e8b\u304c\u4e88\u60f3\u3067\u304d\u307e\u3059\u306d\u3002
\n\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u30dc\u30fc\u30eb\u306f\u91cd\u529b\u306b\u3088\u3063\u3066\u3001\u5e38\u306b\u4e0b\u65b9\u5411\u3078\u52a0\u901f\u3055\u305b\u3089\u308c\u3066\u3044\u308b\u3068\u3044\u3046\u4e8b\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u306f\u30dc\u30fc\u30eb\u3092\u4e0a\u5411\u304d\u306b\u6295\u3052\u305f\u3068\u304d\u3082\u540c\u3058\u3067\u3059\u3002
\n\u6700\u521d\u306f\u30dc\u30fc\u30eb\u306f\u4e0a\u5411\u304d\u306b\u98db\u3093\u3067\u3044\u304d\u307e\u3059\u304c\u3001\u3042\u308b\u7a0b\u5ea6\u98db\u3093\u3060\u3068\u3053\u308d\u3067\u3001\u5411\u304d\u3092\u5909\u3048\u3066\u4e0b\u306b\u843d\u3061\u3066\u304d\u307e\u3059\u3088\u306d\u3002
\n\u3053\u308c\u306f\u3001\u6700\u521d\u4e0a\u5411\u304d\u306e\u901f\u5ea6\u3092\u6301\u3063\u3066\u3044\u305f\u30dc\u30fc\u30eb\u304c\u3001\u91cd\u529b\u306b\u3088\u3063\u3066\u5e38\u306b\u4e0b\u65b9\u5411\u3078\u306e\u901f\u5ea6\u3092\u4e0e\u3048\u3089\u308c\u308b\u305f\u3081\u3001
\n\u5f90\u3005\u306b\u6e1b\u901f\u3057\u3001\u6700\u7d42\u7684\u306b\u306f\u4e0b\u65b9\u5411\u3078\u52d5\u304f\u3068\u3044\u3046\u3053\u3068\u304c\u8d77\u3053\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u306d\u3002<\/p>\n
\u52a0\u901f\u5ea6\u3068\u91cd\u529b\u306e\u95a2\u4fc2\u306b\u3064\u3044\u3066\u5206\u304b\u3063\u305f\u3068\u3053\u308d\u3067\u3001\u305d\u308d\u305d\u308d\u5f0f\u3092\u4f5c\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u304b\u3002
\n\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u901f\u5ea6\u306f\u5f90\u3005\u306b\u5909\u5316\u3057\u3066\u3044\u304f\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n
\u5148\u307b\u3069\u306e\u8eca\u306e\u4f8b\u3092\u8003\u3048\u308b\u3068\u5206\u304b\u308b\u306e\u3067\u3059\u304c\u3001 1 \u79d2\u3042\u305f\u308a \u6642\u901f 5 km \u3060\u3051\u901f\u5ea6\u304c\u5897\u52a0\u3059\u308b<\/code> \u3068\u8a00\u3063\u3066\u3082\u3001
\n1 \u79d2\u7d4c\u904e\u3057\u305f\u3068\u304d\u306b\u7a81\u7136\u6642\u901f 20 km \u3067\u52d5\u3044\u3066\u3044\u305f\u8eca\u304c\u6642\u901f 25 km \u306b\u306a\u308b\u2026\u3068\u3044\u3046\u3053\u3068\u306f\u306a\u3044\u3067\u3059\u3088\u306d\uff1f<\/p>\n\u52a0\u901f\u5ea6\u304c\u5909\u5316\u3057\u306a\u3044\u3068\u304d\u3001\u901f\u5ea6\u306e\u5909\u308f\u308a\u65b9\u306f\u4e00\u5b9a\u306a\u306e\u3067\u3001
\n\u4f8b\u306e\u8eca\u306e\u901f\u5ea6\u3068\u6642\u9593\u306e\u95a2\u4fc2\u3092\u30b0\u30e9\u30d5\u306b\u8868\u3059\u3068<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/850c7612116999490846136e772ab7fd-4-300x172.png\")
<\/p>\n
\u3053\u3093\u306a\u611f\u3058\u3002
\n0 \u79d2\u3067\u6642\u901f 20 km, 8 \u79d2\u3067\u6642\u901f 60 km \u3067\u3001\u305d\u306e\u9593\u4e00\u5b9a\u3067\u901f\u5ea6\u304c\u5897\u52a0\u3057\u3066\u3044\u307e\u3059\u306d\u3002<\/p>\n
\u3055\u3066\u3001\u3053\u3053\u3067\u4e00\u3064\u9762\u767d\u3044\u7740\u773c\u70b9\u3092\u4e00\u3064\u3002<\/p>\n
\u4e00\u5b9a\u306e\u901f\u5ea6\u3067\u52d5\u3044\u3066\u3044\u308b\u3082\u306e\u3092\u8003\u3048\u305f\u3068\u304d\u3001\u6642\u9593 \u00d7 \u901f\u5ea6\u306f\u79fb\u52d5\u8ddd\u96e2\u3067\u3057\u305f\u3088\u306d\uff1f
\n\u3053\u308c\u306f\u5148\u307b\u3069\u306e\u6a2a\u65b9\u5411\u306e\u30dc\u30fc\u30eb\u306e\u79fb\u52d5\u8ddd\u96e2\u3092\u8003\u3048\u305f\u3068\u304d\u306b\u4f7f\u3063\u305f\u8003\u3048\u3067\u3059\u3002<\/p>\n
\u3067\u3042\u308c\u3070\u3001\u3053\u306e\u56f3\u3067\u898b\u305f\u3068\u3053\u308d\u306e\u3001\u8272\u304c\u5857\u3089\u308c\u305f\u9762\u7a4d\u304c\u79fb\u52d5\u8ddd\u96e2\u306b\u8a72\u5f53\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3088\u306d\uff1f<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/90c7c6224be8532660d4952fabb98f0f-1-300x118.png\")
<\/p>\n
\u5148\u307b\u3069\u306e\u56f3\u306b\u3064\u3044\u3066\u3082\u9762\u7a4d = \u79fb\u52d5\u8ddd\u96e2\u3068\u3057\u3066\u8003\u3048\u3066\u826f\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/286756eef5a7bd72c2f058eb6cde032b-1-300x172.png\")
<\/p>\n
\u5c11\u3057\u8907\u96d1\u3067\u3059\u304c\u3001\u56f3\u5f62\u3092\u9577\u65b9\u5f62\u3068\u4e09\u89d2\u5f62\u306b\u5206\u3051\u3066\u8003\u3048\u307e\u3059\u3002<\/p>\n
\u4e0b\u306e\u9577\u65b9\u5f62\u306e\u9762\u7a4d\u306f\u7c21\u5358\u3067\u3059\u306d\u3002
\n\u4e00\u5b9a\u306e\u901f\u5ea6\u3067\u52d5\u3044\u3066\u3044\u308b\u3068\u304d\u3068\u540c\u3058\u3088\u3046\u306b\u3001\u521d\u901f\u5ea6 \u00d7 \u6642\u9593<\/code> \u3060\u3051\u3067\u3088\u3044\u3067\u3059\u3002<\/p>\n\u4e0a\u306e\u4e09\u89d2\u5f62\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3002
\n\u4e09\u89d2\u5f62\u306e\u9762\u7a4d\u306f \u9ad8\u3055 \u00d7 \u5e95\u8fba \u00f7 2<\/code> \u3067\u6c42\u3081\u3089\u308c\u307e\u3059\u3088\u306d\u3002<\/p>\n\u5e95\u8fba\u306f\u6642\u9593\u3068\u540c\u3058\u3068\u3044\u3046\u306e\u306f\u5927\u4e08\u592b\u3067\u3059\u3002
\n\u53f3\u5074\u306e\u9ad8\u3055\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n
\u3053\u3053\u3067\u3001\u901f\u5ea6\u306e\u5897\u52a0\u91cf\u306f\u3001\u5148\u307b\u3069\u8eca\u306e\u4f8b\u3067\u8a08\u7b97\u3057\u305f\u3088\u3046\u306b\u3001\uff08\u52a0\u901f\u5ea6 \u00d7 \u6642\u9593\uff09\u3067\u3057\u305f\u306d\u3002
\n\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u3053\u306e\u4e09\u89d2\u5f62\u306e\u9ad8\u3055\u3082\u3001\u6700\u521d\u306e\u901f\u5ea6\u304b\u3089\u306e\u5897\u52a0\u5206\u304c\u305d\u306e\u307e\u307e\u9ad8\u3055\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u306e\u3067
\n\uff08\u52a0\u901f\u5ea6 \u00d7 \u6642\u9593\uff09\u3067\u6c42\u3081\u3089\u308c\u308b\u4e8b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u3089\u3092\u307e\u3068\u3081\u3066\u3001\u56f3\u5f62\u306e\u9762\u7a4d\u3001\u3059\u306a\u308f\u3061\u79fb\u52d5\u8ddd\u96e2\u306f
\n\u52a0\u901f\u5ea6\u3092 a \u3068\u3059\u308b\u3068<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/texclip20190808094343-300x44.png\")
<\/p>\n
\u3053\u3046\u8868\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u304c\u3001\u901f\u5ea6\u304c\u4e00\u5b9a\u3067\u5909\u5316\u3059\u308b\u7269\u4f53\u306e\u3001\u6642\u9593\u3068\u4f4d\u7f6e\u306e\u95a2\u4fc2\u306e\u5f0f\u306b\u306a\u308a\u307e\u3059\uff01<\/p>\n
\u3084\u3063\u3068\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u304f\uff01<\/h1>\n
\u304a\u75b2\u308c\u69d8\u3067\u3057\u305f\uff01\u9577\u304b\u3063\u305f\u3067\u3059\u306d\uff01<\/p>\n
\u3042\u3068\u306f\u6d88\u5316\u8a66\u5408\u307f\u305f\u3044\u306a\u3082\u306e\u3067\u3059\u3002
\n\u65e9\u901f\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
\nconst main = () =\uff1e {\n const canvas = document.getElementById(\u2019canvas\u2019);\n const ctx = canvas.getContext(\u20192d\u2019);\n ctx.fillStyle = \u2019rgb(63, 81, 181)\u2019;\n\n\n \/\/ -------------- \u8a08\u7b97\u7528\u5b9a\u6570\u5b9a\u7fa9 -------------- \/\/\n \/\/ \u958b\u59cb\u6642\u70b9\u306e\u6642\u9593\u3092\u53d6\u5f97\u3057\u3066\u304a\u304f\n const init_time = new Date();\n\n \/\/ \u30dc\u30fc\u30eb\u306e\u534a\u5f84\n const r = 10;\n\n \/\/ \u30dc\u30fc\u30eb\u306e\u521d\u671f\u5ea7\u6a19\n const x = 50;\n const y = 440;\n\n \/\/ \u30dc\u30fc\u30eb\u306e\u521d\u901f\u5ea6\n const v0x = 30; \/\/ x \u65b9\u5411\n const v0y = -80; \/\/ y \u65b9\u5411\n\n \/\/ \u91cd\u529b\u52a0\u901f\u5ea6\n const g = 10;\n\n\n \/\/ -------------- \u63cf\u753b\u51e6\u7406 -------------- \/\/\n const draw = () =\uff1e {\n ctx.clearRect(0, 0, 640, 480);\n \/\/ \u73fe\u5728\u6642\u523b\u3092\u53d6\u5f97\n const now = new Date();\n \/\/ \u958b\u59cb\u6642\u70b9\u304b\u3089\u73fe\u5728\u307e\u3067\u306e\u7d4c\u904e\u6642\u9593\n const diffSecond = (now.getTime() - init_time.getTime()) * 0.01;\n\n \/\/ \u73fe\u5728\u306e x \u8ef8\u65b9\u5411\u306e\u4f4d\u7f6e\n const px = x + (v0x * diffSecond);\n\n \/\/ \u73fe\u5728\u306e y \u8ef8\u65b9\u5411\u306e\u4f4d\u7f6e\n const py = y + ((v0y * diffSecond) + (0.5 * g * diffSecond * diffSecond));\n\n ctx.beginPath();\n ctx.arc(px, py, r, 0, Math.PI*2, false)\n ctx.fill();\n\n \/\/ \u6b21\u56de\u753b\u9762\u66f4\u65b0\u6642\u306b draw \u3092\u5b9f\u884c\u3059\u308b\u3088\u3046\u306b\u6307\u5b9a\n requestAnimationFrame(draw);\n };\n\n \/\/ \u4e00\u56de\u76ee\u63cf\u753b\u5b9f\u884c\n draw();\n};\n\ndocument.addEventListener(\u2019DOMContentLoaded\u2019, main);\n<\/pre>\n\u524d\u534a\u306f\u8a08\u7b97\u306b\u4f7f\u3046\u6570\u5b57\u3092\u30a4\u30a4\u611f\u3058\u3067\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u3060\u3051\u3067\u3059\u3002
\n\u3061\u306a\u307f\u306b\u3001\u5148\u307b\u3069\u307e\u3067\u52a0\u901f\u5ea6\u3068\u3057\u3066\u304a\u8a71\u3057\u3066\u3044\u305f\u5024\u306b\u3064\u3044\u3066\u306f\u3001
\n\u91cd\u529b\u306e\u5834\u5408\u306b\u304a\u3044\u3066\u306e\u307f\u3001\u91cd\u529b\u52a0\u901f\u5ea6\u3068\u3044\u3046\u8a00\u3044\u65b9\u3092\u3057\u307e\u3059\u3002
\n\u8a18\u53f7\u3082\u52a0\u901f\u5ea6\u3067\u306f a \u3092\u4f7f\u3046\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u304c\u3001\u91cd\u529b\u52a0\u901f\u5ea6\u306f g \u3092\u4f7f\u3044\u307e\u3059\u3002
\n\uff08\u305d\u308c\u305e\u308c\u82f1\u8a9e\u306e\u982d\u6587\u5b57\u306a\u306e\u3067\u3001\u6c17\u306b\u306a\u308b\u4eba\u306f\u8abf\u3079\u3066\u307f\u3066\u304f\u3060\u3055\u3044\uff09<\/p>\n
\u3061\u306a\u307f\u306b\u91cd\u529b\u52a0\u901f\u5ea6\u306f\u3001\u7d04\u79d2\u901f 9.8 \u30e1\u30fc\u30c8\u30eb\u3067\u3059\u304c\u3001
\n\u6570\u5b57\u304c\u7d30\u304b\u3044\u3067\u3059\u3057\u3001\u4eca\u306f\u5358\u4f4d\u3084\u6570\u5024\u306f\u91cd\u8981\u3067\u306f\u306a\u3044\u306e\u3067 10 \u306b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n
\u307e\u305f\u3001 const v0y = -80; \/\/ y \u65b9\u5411<\/code> \u3068\u3057\u3066\u3001y \u65b9\u5411\u306e\u521d\u901f\u5ea6\u304c\u30de\u30a4\u30ca\u30b9\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u306f\u3001
\ncanvas \u3067\u306f y \u65b9\u5411\u306f\u4e0b\u5411\u304d\u3067\u3042\u308b\u3053\u3068\u306b\u7531\u6765\u3057\u3066\u3044\u307e\u3059\u3002
\n\u4eca\u56de\u306f\u6295\u3052\u4e0a\u3052\u306a\u306e\u3067\u3001\u4e0a\u65b9\u5411\u3001\u3064\u307e\u308a\u30de\u30a4\u30ca\u30b9\u65b9\u5411\u306b\u6700\u521d\u306e\u901f\u5ea6\u3092\u4e0e\u3048\u3066\u3042\u3052\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3059\u306d\u3002<\/p>\n\u91cd\u8981\u306a\u306e\u306f<\/p>\n
\n \/\/ \u958b\u59cb\u6642\u70b9\u304b\u3089\u73fe\u5728\u307e\u3067\u306e\u7d4c\u904e\u6642\u9593\n const diffSecond = (now.getTime() - init_time.getTime()) * 0.01;\n\n \/\/ \u73fe\u5728\u306e x \u8ef8\u65b9\u5411\u306e\u4f4d\u7f6e\n const px = x + (v0x * diffSecond);\n\n \/\/ \u73fe\u5728\u306e y \u8ef8\u65b9\u5411\u306e\u4f4d\u7f6e\n const py = y + ((v0y * diffSecond) + (0.5 * g * diffSecond * diffSecond));\n<\/pre>\n\u306e\u90e8\u5206\u3067\u3059\u3002<\/p>\n
\n \/\/ \u958b\u59cb\u6642\u70b9\u304b\u3089\u73fe\u5728\u307e\u3067\u306e\u7d4c\u904e\u6642\u9593\n const diffSecond = (now.getTime() - init_time.getTime()) * 0.01;\n<\/pre>\n\u3053\u3053\u306f\u3044\u3044\u3067\u3059\u306d\u3002
\n\u5358\u7d14\u306b\u3001\u958b\u59cb\u6642\u70b9\u304b\u3089\u306e\u7d4c\u904e\u6642\u9593\u3092\u53d6\u5f97\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\n \/\/ \u73fe\u5728\u306e x \u8ef8\u65b9\u5411\u306e\u4f4d\u7f6e\n const px = x + (v0x * diffSecond);\n<\/pre>\n\u3053\u308c\u3082\u5927\u4e08\u592b\u3002
\n\u521d\u671f\u4f4d\u7f6e + \u79fb\u52d5\u8ddd\u96e2 (\u901f\u5ea6\u00d7\u7d4c\u904e\u6642\u9593) \u3057\u3066\u308b\u3060\u3051\u3067\u3059\u306d\u3002<\/p>\n
\n \/\/ \u73fe\u5728\u306e y \u8ef8\u65b9\u5411\u306e\u4f4d\u7f6e\n const py = y + ((v0y * diffSecond) + (0.5 * g * diffSecond * diffSecond));\n<\/pre>\n\u3053\u308c\u3082\u3082\u3046\u5927\u4e08\u592b\u3067\u3059\u306d\uff1f
\n\u306a\u3093\u3060\u304b\u8907\u96d1\u305d\u3046\u306b\u898b\u3048\u307e\u3059\u304c\u3001\u5f0f\u3068\u3057\u3066\u306f px \u3068\u540c\u3058\u304f\u3001\u521d\u671f\u4f4d\u7f6e + \u79fb\u52d5\u8ddd\u96e2\u3067\u3059\u3002
\n\u79fb\u52d5\u8ddd\u96e2\u306f\u5148\u307b\u3069\u9762\u7a4d\u304b\u3089\u6c42\u3081\u308b\u65b9\u6cd5\u3067\u8a08\u7b97\u3067\u304d\u307e\u3057\u305f\u3088\u306d\u3002
\n\u00f7 2<\/code> \u306e\u90e8\u5206\u3060\u3051\u3001 0.5 \u3092\u304b\u3051\u7b97\u3059\u308b\u8a08\u7b97\u306b\u7f6e\u304d\u63db\u3048\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u307b\u304b\u306f\u4e00\u7dd2\u3067\u3059\u3002<\/p>\n\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\u2026<\/p>\n
<\/p>\n
\u653e\u7269\u7dda\u3092\u63cf\u304f\u30dc\u30fc\u30eb\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u3067\u304d\u307e\u3057\u305f\u306d\uff01
\n\u304a\u75b2\u308c\u69d8\u3067\u3057\u305f\uff01<\/p>\n
\u5bbf\u984c<\/h1>\n
\u4eca\u56de\u306f\u3001\u30dc\u30fc\u30eb\u3092\u6c34\u306b\u6295\u3052\u8fbc\u3093\u3060\u3068\u304d\u306e\u3088\u3046\u306a\u69d8\u5b50\u3092\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306b\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
![\"\"](\"https:\/\/www.agent-grow.com\/self20percent\/wp-content\/uploads\/2019\/08\/anim-7-300x224.gif\")
<\/p>\n
\u2026\u3068\u306f\u8a00\u3063\u3066\u3082\u3001\u5148\u307b\u3069\u306e\u30b5\u30f3\u30d7\u30eb\u3068\u30b3\u30fc\u30c9\u306f\u307b\u307c\u4e00\u7dd2\u3067\u3059\u3002<\/p>\n
\u30dd\u30a4\u30f3\u30c8\u3068\u3057\u3066\u306f<\/p>\n
\n- \u91cd\u529b\u306f\u4e0b\u65b9\u5411\u306b\u304b\u304b\u3063\u3066\u3044\u305f\u304c\u6d6e\u529b\u306f\u4e0a\u65b9\u5411\u306b\u304b\u304b\u308b<\/li>\n
- \u30d0\u30c3\u30af\u3092\u6c34\u8272\u306b\u3059\u308b\u306b\u306f\u3001\u6c34\u8272\u306e\u9577\u65b9\u5f62\u3067\u5857\u308a\u3064\u3076\u3057\u305f\u3089\u3088\u3044<\/li>\n<\/ul>\n
\u3053\u306e\u4e8c\u70b9\u304c\u5206\u304b\u308c\u3070\u3001\u5f8c\u306f\u3061\u3087\u3063\u3068\u3057\u305f\u4fee\u6b63\u3060\u3051\u3067\u884c\u3051\u308b\u306f\u305a\u3067\u3059\uff01<\/p>\n
\u3067\u306f\u3001\u307e\u305f\u6765\u9031\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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