±Û. Áøżö
Nthma Production Team
ºôµåÆÄÆ® ºÎÆÀÀå
Nthma Production Team (http://www.nthma.com)
Áö±ÝºÎÅÍ Ãµ ½Ã¹Ä·¹À̼ÇÀ» À§ÇØ ¸¸µé¾îÁø Maya ClothÀ» È°¿ëÇÏ´Â ¹æ¹ý¿¡ ´ëÇØ ¾Ë¾Æº¸ÀÚ.
»ç¿ëµÇ´Â ¿¹Á¦´Â ´ÙÀ½°ú °°À¸¸ç °£´ÜÇÑ ¸Þ´º¿Í ¿É¼ÇÀÇ ¼³¸íÀÌ Ãß°¡µÉ °ÍÀÌ´Ù.
- ±âº» °³³ä°ú »ç¿ë¹ýÀ» À§ÇÑ ¼Õ¼ö°Ç
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0. Maya Cloth À̶õ?
Maya ClothÀ¸·Î Ç¥ÇöÇÑ Ã»¹ÙÁö
¢º Maya Cloth : Maya Unlimited¿¡¼ Á¦°øÇÏ´Â cloth ±â´ÉÀº º¸´Ù »ç½Ç°¨ Àִ õÀÇ Ç¥ÇöÀ» À§ÇÑ ±â´ÉÀÌ´Ù. Çö½Ç°ú À¯»çÇÑ ´Ù¾çÇÑ ÃµÀÇ ¿òÁ÷ÀÓÀ» ½Ã¹Ä·¹ÀÌ¼Ç ÇÒ ¼ö ÀÖÀ¸¸ç ´Ù¾çÇÑ È¿°úÀÇ Àû¿ëÀÌ °¡´ÉÇÏ´Ù.
Note >> Maya Cloth¿¡ ´ëÇؼ ±íÀÌ °øºÎÇÏ°í ½Í´Ù¸é Maya Help¿¡¼ cloth°ü·Ã ³»¿ëµéÀ» Àß È°¿ëÇÏ±æ ¹Ù¶õ´Ù. Maya Help´Â ¾î¶°ÇÑ µàÅ丮¾ó º¸´Ù ÁÁÀº ÀÚ·áÀÌ´Ù.
õ ½Ã¹Ä·¹ÀÌ¼Ç ÇÁ·Î±×·¥µé Áß¿¡¼ syflex°¡ ºü¸¥ ½Ã¹Ä·¹ÀÌ¼Ç ¼Óµµ¿Í ½¬¿î »ç¿ë¹ý ±×¸®°í ¾ÈÁ¤¼ºÀ¸·Î ÀÎÇؼ ¸¹Àº °ü½ÉÀ» ¹Þ°í ÀÖ°í ¶Ç ¸¹ÀÌ »ç¿ëµÇ°í ÀÖ´Ù. ÇÏÁö¸¸ Maya clothÀÌ syflex º¸´Ù ¸øÇÏ´Ù°í ¿©°Ü¼´Â °ï¶õÇÏ´Ù. ÀÌ µÎ °¡Áö Cloth SimulatorµéÀº °¢±â Àå´ÜÁ¡ÀÌ Àֱ⠶§¹®ÀÌ´Ù.
´Ü¼ø ºñ±³·Î Maya ClothÀº syflex º¸´Ù ¹«°ÌÁö¸¸ ´õ ´Ù¾çÇÑ È¿°ú ¿É¼ÇÀ» Á¦°øÇÏ¸ç ±×¿¡ µû¶ó »ç¿ë¹ýÀº Á» ´õ ¾î·Æ´Ù.
¸¸¾à syflex¿¡ °üÇÏ¿© Á» ´õ ¸¹Àº Á¤º¸¸¦ Á¢ÇÏ°í ½Í´Ù¸é ¾Æ·¡ Á¦ÀÛ»ç ȨÆäÀÌÁö¸¦ Âü°í Çϱ⠹ٶõ´Ù.
Http://www.syflex.biz
1. Cloth ·ÎµåÇϱâ
Maya¿¡¼ ClothÀÌ ·ÎµåµÇ¾î ÀÖÁö ¾Ê´Ù¸é Window ¡¬ Settings/Preferences ¡¬ Plug-in Manager ... ÆгÎÀ» ¿°í CpClothplugin.mllÀ» Loaded Çϱ⠹ٶõ´Ù.
Note > Maya Cloth´Â Unlimited ¹öÀü¿¡¼ Á¦°øµÇ´Â ±â´ÉÀÌ´Ù.
Plug-in Manager
2. Cloth [¼Õ¼ö°Ç]
°£´ÜÇÑ ¼Õ¼ö°ÇÀ» ¸¸µé¾î NURBS Sphere¿Í Ãæµ¹À» ½Ã¹Ä·¹ÀÌ¼Ç Çغ¸ÀÚ.
----- 1-1. Cloth »ý¼ºÇϱâ -----
( 1-1-1. Panel )
Create ¡¬ NURBS Primitives ¡¬ Square¸¦ ÇÏ°í »ý¼ºµÈ ¿ÀºêÁ§Æ® ±×·ì À̸§À» handkerchiefÀ¸·Î º¯°æÇÑ ´ÙÀ½ ½ºÄÉÀÏÀ» Àû´çÈ÷ Å°¿öÁØ´Ù.
handkerchief¸¦ Àâ°í Cloth ¡¬ Create PanelÀ» Àû¿ëÇÑ´Ù. Outliner¸¦ º¸¸é panel1À̶ó´Â ³ëµå°¡ »ý¼ºµÈ °ÍÀ» È®ÀÎ ÇÒ ¼ö ÀÖ´Ù.
±×¸²À» ´©¸£½Ã¸é Å©°Ô º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
Create Panel
( 1-1-2. Garment )
panel1À» Àâ°í Create Garment¸¦ Àû¿ëÇÑ´Ù. ¾Æ·¡ ±×¸²°ú °°ÀÌ »ï°¢Çü ±¸Á¶·Î ÀÌ·ç¾îÁø Polygons Object°¡ »ý¼ºµÉ °ÍÀÌ´Ù.
±×¸²À» ´©¸£½Ã¸é Å©°Ô º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
Create Garment
¼Õ¼ö°ÇÀ» Ç¥ÇöÇϱ⿡´Â ¸éÀÇ ¼ö°¡ ³Ê¹« Àû´Ù. µû¶ó¼ cpStitcher ³ëµåÀÇ Base Resolution ¼Ó¼ºÀ» 100À¸·Î ¿Ã·ÁÁØ´Ù. ³ôÀº ¼öÄ¡¸¦ Àû¿ëÇÑ´Ù°í ÁÁÀº °ÍÀÌ ¾Æ´Ï´Ù. Àû´çÇÑ °ªÀ» ã´Â °ÍÀÌ Áß¿äÇÏ´Ù.
±×¸²À» ´©¸£½Ã¸é Å©°Ô º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
Base Resolution
( 1-1-3. Collision Object )
nurbsSphere¸¦ Çϳª »ý¼ºÇÑ ´ÙÀ½ GarmentÀÇ ¾Æ·¡¿¡ ³õÀ̵µ·Ï ÇÑ´Ù. ½Ã¹Ä·¹À̼ÇÀ» °É¾îº»´Ù.
±×¸²À» ´©¸£½Ã¸é Å©°Ô º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
Collision Object
collisionÀÌ ÀϾÁö ¾Ê°í nurbsSphere¸¦ Åë°úÇÒ °ÍÀÌ´Ù. nurbsSphere¸¦ ¼±ÅÃÇÏ°í Create Collision Object¸¦ Àû¿ëÇÑ´Ù. ´Ù½Ã ½Ã¹Ä·¹À̼ÇÀ» Çغ»´Ù.
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Create Collision Object, Delete Cache
collisionÀº ¹ß»ýÇÏÁö ¾ÊÀ» °ÍÀÌ´Ù. ÀÌ°ÍÀº ÀÌÀü¿¡ ½Ã¹Ä·¹ÀÌ¼Ç Çß´ø Cache°¡ ³²¾Æ ÀÖ¾î¼ÀÌ´Ù. Delete Cache¸¦ ÇØÁØ ´ÙÀ½ ´Ù½Ã ½Ã¹Ä·¹À̼ÇÀ» Çغ»´Ù.
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----- 1-2. Simulation -----
( 1-2-1. Simulation )
ÀÌÁ¦ ½Ã¹Ä·¹ÀÌ¼Ç µÈ °á°ú¸¦ »ìÆ캸ÀÚ. ¾Æ¸¶ °í¹«ÆÇ °°Àº ÁÖ¸§À» º¸¿©ÁÙ °ÍÀÌ´Ù. ºÎµå·¯¿î õ°ú À¯»çÇÑ ¿òÁ÷ÀÓÀ» ¸¸µé±â À§Çؼ ÀÏ´Ü U Bend Resistance, V Bend Resistance¸¦ 4·Î ³·Ãß¾î ÁØ´Ù.
±×¸²À» ´©¸£½Ã¸é Å©°Ô º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
Bend Resistance
CollisionÀÌ ³Ê¹« ¸¹Àº ¶ç¿òÀ» µÎ°í ¹ß»ýÇ߱⠶§¹®¿¡ À̸¦ Á¶Á¤Çϱâ À§Çؼ Collision Offset°ªÀ» 0.2 ·Î ³·Ãá´Ù. ½Ã¹Ä·¹À̼ÇÀ» °É¾î ¿øÇÏ´Â ¿òÁ÷ÀÓÀÌ ³ª¿À´ÂÁö È®ÀÎÇÑ´Ù.
±×¸²À» ´©¸£½Ã¸é Å©°Ô º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
Collision Offset 1
Collision Offset°ªÀÌ ³Ê¹« ÀûÀº ¼öÄ¡¶ó¸é ¾Æ·¡ÀÇ ±×¸²°ú °°ÀÌ GarmentÀÇ ¸éÀÌ Collision Object¸¦ ºÎºÐÀûÀ¸·Î Åë°úÇÏ´Â Çö»óÀÌ ¹ß»ýÇÒ °ÍÀÌ´Ù. ÀÌ °æ¿ì Collision OffsetÀÇ ¼öÄ¡¸¦ ¾à°£ ³ô¿© ÁØ´Ù. ¿©±â¼´Â 0.5·Î Á¶Á¤Çß´Ù.
±×¸²À» ´©¸£½Ã¸é Å©°Ô º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
Collision Offset 2
½Ã¹Ä·¹À̼ÇÀ» °É¾îº¸ÀÚ. ³Ê¹« ¿Ïº®ÇÑ Collision ½Ã¹Ä·¹À̼ÇÀ» Ãß±¸ÇÏ´Â °ÍÀº ¹Ù¶÷Á÷ÇÏÁö ¸øÇÏ¸ç ½Ã¹Ä·¹ÀÌ¼Ç µÈ °á°ú¹°ÀÌ ´Ü¹ø¿¡ ¿Ïº®ÇÏ°Ô »ý¼ºµÇ¸®¶ó »ý°¢ÇÏ´Â °ÍÀº À§ÇèÇÏ´Ù. ¿øÇÏ´Â °á°ú¸¦ ¾ò±â À§Çؼ ¸î ÇÁ·¹ÀÓ¾¿ À߶ó¼ Á¶±ÝÁ¶±Ý ¼öÄ¡¸¦ º¯°æÇØ°¡¸ç ½Ã¹Ä·¹À̼ÇÀ» °É±âµµ Çϸç, Deformer¸¦ »ç¿ëÇؼ ƯÁ¤ ºÎºÐ¸¸ ¼öÁ¤Çϱ⵵ ÇÑ´Ù.
Note > Collision ½Ã¹Ä·¹À̼Ǻ¸´Ù ¿øÇϴ õÀÇ ´À³¦À» Ç¥ÇöÇÏ´Â °ÍÀÌ Áß¿äÇÏ´Ù.
Simulation
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Cloth_handkerchief_test04 µ¿¿µ»ó º¸±â
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----- 1-3. Rendering -----
( 1-3-1. UV Texture )
Cloth´Â Garment¿¡ ´ëÇÑ UV¸¦ ±âº»ÀûÀ¸·Î »ý¼ºÇØÁØ´Ù. ÀÌ´Â Panel »ý¼º¿¡ »ç¿ëµÈ NUBRS Curve¸¦ ±âÁØÀ¸·Î ÇÑ´Ù. µû¶ó¼ Ưº°ÇÑ °æ¿ì°¡ ¾Æ´Ï¶ó¸é ±»ÀÌ UV¸¦ ÆíÁýÇÒ ÇÊ¿ä°¡ ¾ø´Ù. ¼Õ¼ö°Ç¿¡ ºÎ¿©ÇÒ ¿¹»Û Texture¸¦ ±¸Çغ¸ÀÚ.
±×¸²À» ´©¸£½Ã¸é Å©°Ô º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
UV Texture Editor
( 1-3-3. Rendering )
Camera¿Í Light¸¦ »ý¼ºÇÏ¿© ¿øÇÏ´Â ºÐÀ§±â¸¦ ¿¬ÃâÇÑ ´ÙÀ½ ·»´õ¸µÀ» °Ç´Ù.
Note > : ·»´õ¸µÀ» °É±â Àü¿¡ ¸ÕÀú ½Ã¹Ä·¹À̼ǿ¡ ´ëÇÑ Cache ÆÄÀÏÀ» »ý¼ºÇÏ±æ ±ÇÇÑ´Ù.
ÀûÀº °ªÀÇ Base ResolutionÀ» ÀÌ¿ëÇؼ °¡º±°Ô ½Ã¹Ä·¹À̼ÇÀ» ÇÏ°í ·»´õ¸µÀ» Çϱâ Àü¿¡ ÀÌ À§¿¡ Polygon Smooth¸¦ Àû¿ëÇؼ Á» ´õ ºÎµå·¯¿î Cloth¸¦ ¾òÀ» ¼ö ÀÖ´Ù. Smooth°¡ Àû¿ëµÇ¸é CollisionµÇ´Â Ç¥¸é¿¡ ³ªÅ¸³ª´Â ÀÜ ¶³¸²ÀÌ ¾î´À Á¤µµ °¨¼ÒÇÑ´Ù.
ƯÁ¤ ºÎºÐ(Garment°¡ ½ÉÇÏ°Ô Á¢È÷´Â ºÎºÐ µî)¿¡ ³ªÅ¸³ª´Â ¶³¸² Çö»óÀ» ÁÙÀ̱â À§ÇÑ ¹æ¹ý Áß Çϳª´Â ÇØ´ç ºÎºÐÀÇ Point(CV)¸¦ ¼±ÅÃÇÏ°í Polygon Average Vertices¸¦ Àû¿ëÇÏ´Â °ÍÀÌ´Ù. ¹®Á¦°¡ ÀϾ±â Àü ÈÄ¿¡ Polygon Average Vertices °ªÀ» ³ô¿©ÁÖ¸é ¾î´À Á¤µµ ¶³¸²À» ¿ÏÈÇÒ ¼ö ÀÖ´Ù. Cloth ½Ã¹Ä·¹À̼ÇÀ¸·Î ¸ðµç ¹®Á¦¸¦ ¿Ïº®È÷ ÇØ°áÇÏ´Â °ÍÀº Èûµç ÀÏÀÌ´Ù.
ÃÖÁ¾ È®ÀÎ
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