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Perlin Noiseã«é–¢ã™ã‚‹jelly-bellyã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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BitmapData.perlinNoise()ã®ã‚µãƒ³ãƒ—ãƒ« - ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã¨ã‹ãã‚“ãªã®
Bit mapDataã‚¯ãƒ©ã‚¹ã®perlinNoise()ãƒ¡ã‚½ãƒƒãƒ‰ã®å®Ÿè¡Œçµæžœã‚’ç¢ºèªã™ã‚‹ãŸã‚ã®Flashã‚’ä½œæˆã—ã¦ã¿ã¾ã—ãŸã€‚perlinNoise()ãƒ¡ã‚½ãƒƒãƒ‰ã¯ã€ãƒ©ãƒ³ãƒ€ãƒ ãªé›²æ¨¡æ§˜ã‚„ç¸žæ¨¡æ§˜ã‚’ä½œæˆã™ã‚‹éš›ã«ä½¿ã„ã¾ã™ã€‚é€šå¸¸ã¯ã€DisplacementMapFilterã¨çµ„ã¿åˆã‚ã›ã‚‹ãªã©ã—ã¦åˆ©ç”¨ã—ã€å˜ä½“ã§åˆ©ç”¨ã™ã‚‹ã“ã¨ã¯å°‘ãªã„ã§ã™ã€‚ Bit mapData.perlinNoise()ã®å‹•ä½œç¢ºèª ã“ã®ã‚µãƒ³ãƒ—ãƒ«ã§ã¯ã€å³å´ã®ã‚³ãƒ³ãƒˆãƒãƒ¼ãƒ«ã§æŒ‡å®šã—ãŸå€¤ãŒPerlinNoise()ã«æ¸¡ã•ã‚Œå·¦å´ã®ãƒ—ãƒ¬ãƒ“ãƒ¥ãƒ¼é ˜åŸŸã«è¡¨ç¤ºã•ã‚Œã¾ã™ã€‚ ä½¿ã„æ–¹ï¼‘ï¼šé›²æ¨¡æ§˜ã‚’ä½œã‚‹ BaseXã€BaseYã®å€¤ã‚’1ä»¥ä¸Šã«è¨å®šã™ã‚‹ã¨ãƒŽã‚¤ã‚ºã¯é›²æ¨¡æ§˜ã«ãªã‚Šã¾ã™ã€‚ ä½¿ã„æ–¹ï¼’ï¼šç¸žæ¨¡æ§˜ã‚’ä½œã‚‹ BaseXã®å€¤ã‚’0ã«ã—ã€BaseYã‚’1ä»¥ä¸Šã«è¨å®šã™ã‚‹ã¨ç¸¦ã®ç¸žæ¨¡æ§˜ã«ãªã‚Šã¾ã™ã€‚é€†ã«BaseXã‚’1ä»¥ä¸Šã«ã—ã€BaseYã‚’0ã«ã™ã‚‹ã¨æ¨ªã®ç¸žæ¨¡æ§˜ã¨ãªã‚Šã¾ã™ã€‚ ã‚µãƒ³ãƒ—ãƒ«ãƒ•ã‚¡ã‚¤ãƒ«ã®ãƒ€ã‚¦ãƒ³ãƒãƒ¼
jelly-belly 2008/10/03
Perlin Noiseã‚’ã‚¹ãƒ©ã‚¤ãƒ€ã§ç¢ºèªã§ãã‚‹ã‚µãƒ³ãƒ—ãƒ«

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Perlin Noise

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casualplay.net blog: æµã‚Œã‚‹é›² - perlinNoise
Bit mapDataã‚¯ãƒ©ã‚¹ã®perlinNoiseãƒ¡ã‚½ãƒƒãƒ‰ã‚’ä½¿ç”¨ã™ã‚‹ã“ã¨ã§ã€Photoshopã§ã„ã†ã€Œé›²æ¨¡æ§˜ã€ã®åŠ¹æžœã‚’ä½œã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ä¾‹ã§ã¯ç°¡æ˜“çš„ã«é›²ã‚’è¡¨ç¾ã—ã¾ã—ãŸãŒã€ä»–ã®ãƒ•ã‚£ãƒ«ã‚¿ã¨çµ„ã¿åˆã‚ã›ã‚‹ã“ã¨ã§ã€ç…™ã‚„ç‚Žãªã©ã®ãƒªã‚¢ãƒ«ãªè¡¨ç¾ã‚‚Flashã®ã¿ã§è¡¨ç¾ã™ã‚‹ã“ã¨ãŒå¯èƒ½ã«ãªã‚Šã¾ã™ã€‚ ã‚¹ãƒ†ãƒ¼ã‚¸ä¸Šã«ã‚¢ãƒ«ãƒ•ã‚¡ã‚’å«ã‚“ã ã‚°ãƒ©ãƒ‡ãƒ¼ã‚·ãƒ§ãƒ³ã§å¡—ã£ãŸé•·æ–¹å½¢"gmask"ã‚’é…ç½®ã—ã€ã‚¢ãƒ«ãƒ•ã‚¡ãƒãƒ£ãƒ³ãƒãƒ«ã‚’åˆ©ç”¨ã—ãŸãƒžã‚¹ã‚¯ã¨ã—ã¦é›²ã«å¯¾ã—ã¦é©ç”¨ã—ã¦ã„ã¾ã™ã€‚ã‚¢ãƒ«ãƒ•ã‚¡ãƒãƒ£ãƒ³ãƒãƒ«ã®ãƒžã‚¹ã‚¯ã‚’åˆ©ç”¨ã™ã‚‹ãŸã‚ã«ã¯ã€ãƒžã‚¹ã‚¯ã¨å¯¾è±¡ã®ãƒ ãƒ¼ãƒ“ãƒ¼ã‚¯ãƒªãƒƒãƒ—ã®cacheAsBit mapã‚’trueã«ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚ import flash.display.*; import flash.geom.*; var w:Number = 360; var h:Number = 150; var octaves:Number = 3; var bmp:B
jelly-belly 2008/09/30
Perlin Noiseã§é›²æ¨¡æ§˜

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Perlin Noise
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casualplay.net blog: æ³¢ç´‹ã‚¨ãƒ•ã‚§ã‚¯ãƒˆ - DisplacementMapFilter
çµæ§‹ã‚¹ã‚¿ãƒ³ãƒ€ãƒ¼ãƒ‰ãªã‚¨ãƒ•ã‚§ã‚¯ãƒˆã ã¨æ€ã„ã¾ã™ã‘ã©ã€ä¸€å¿œã®ã›ã¨ãã¾ã™ã€‚perlinNoiseã§ç§»å‹•ã•ã›ãŸç”»åƒã‚’ç½®ãæ›ãˆãƒžãƒƒãƒ—ã«ä½¿ç”¨ã—ãŸã ã‘ã€‚ãƒžã‚¦ã‚¹ä½ç½®ã§å¤‰åŒ–é‡ãŒå¤‰ã‚ã‚Šã¾ã™ã€‚ä»–ã®ãƒ•ã‚£ãƒ«ã‚¿ã¨çµ„ã¿åˆã‚ã›ã¦ç«‹ä½“æ„Ÿã‚’å‡ºã™ã¤ã‚‚ã‚Šã§ã—ãŸãŒã€ãƒ•ã‚£ãƒ«ã‚¿ã‚’é‡ãã‚‹ã¨ã©ã†ã—ã¦ã‚‚é‡ããªã£ã¦ã—ã¾ã†ã®ã§æ–å¿µã€‚ã¾ã€ã“ã‚Œã ã‘ã§ã‚‚å……åˆ†é‡ã„æ°—ãŒã—ã¾ã™ã‘ã©ã€‚ æ•°å€¤ã‚’èª¿æ•´ã—ãŸã‚Šä»–ã®ã‚¨ãƒ•ã‚§ã‚¯ãƒˆã¨çµ„ã¿åˆã‚ã›ã‚Œã°ã€é™½ç‚Žã‚„ç£¨ã‚Šã‚¬ãƒ©ã‚¹ãªã©ã®åŠ¹æžœã‚‚å¯èƒ½ã§ã™ãŒã€ãƒ¢ãƒ¼ã‚·ãƒ§ãƒ³ã‚’ã¤ã‘ã‚‹å ´åˆã¯ã€ã¡ã‚‡ã£ã¨å¤§ãã„æç”»é ˜åŸŸã«é©ç”¨ã™ã‚‹ã¨é‡ããªã£ã¦ã—ã¾ã†ã®ã§ã€ãªã‹ãªã‹ä½¿ã„ã©ã“ã‚ãŒé›£ã—ã„ã§ã™ã€‚ ã¡ãªã¿ã«ã€DisplacementMapFilterã‚’é©ç”¨ã™ã‚‹ç”»åƒã¯è¡¨ç¤ºé ˜åŸŸã‚ˆã‚Šã‚‚å°‘ã—å¤§ãã‚ã®ç”»åƒã‚’ç”¨æ„ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚ãã†ã—ãªã„ã¨ã€ãƒ•ã‚£ãƒ«ã‚¿ã‚’é©ç”¨ã—ãŸéš›ã€ã‚¢ã‚¦ãƒˆãƒ©ã‚¤ãƒ³ãŒã¯ã¿å‡ºã—ã¦ã—ã¾ã£ã¦ã‹ã£ã“æ‚ªã„ã®ã§ã™ã€‚ DisplacementMapFilterã«ã¤ã„ã¦ã¯ä»¥å‰ã®ã‚¨ãƒ³ãƒˆãƒªãƒ¼
jelly-belly 2008/09/30
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Perlin Noise

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jelly-belly 2008/09/30
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tips

Perlin Noise

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Perlin Noiseã«é–¢ã™ã‚‹jelly-bellyã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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casualplay.net blog: æµã‚Œã‚‹é›² - perlinNoise

casualplay.net blog: æ³¢ç´‹ã‚¨ãƒ•ã‚§ã‚¯ãƒˆ - DisplacementMapFilter

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casualplay.net blog: æµã‚Œã‚‹é›² - perlinNoise

ç´™ãŒç‡ƒãˆã¦ã„ãã‚ˆã†ãªãƒˆãƒ©ãƒ³ã‚¸ãƒƒã‚·ãƒ§ãƒ³ - threshold/perlinNoise

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