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銆�銆�浜�銆佸潗妯�(bi膩o)绯荤当(t菕ng)
銆�銆�绻埗閬庣▼鐨勫咕浣曡檿鐞嗛儴鍒嗗彲琚湅鎴愭噳(y墨ng)鐢ㄤ竴绯诲垪鐨勫潗妯�(bi膩o)璁婃彌灏囩墿楂旀暩(sh霉)鎿�(j霉)搴畩鎻涘埌涓�绯诲垪鐨勫潗妯�(bi膩o)绯讳笅锛岄�欎簺鍧愭(bi膩o)绯诲皪(du矛)鎵�鏈夌躬鍒剁郴绲�(t菕ng)閮芥槸鍏敤鐨勶紝鏄悊瑙�3D鍦栧舰瀛�(xu茅)鐨勫熀绀�(ch菙)銆傜敤瑷�(j矛)绠楁(j墨)鐢熸垚鍦栬薄鐨勪竴绯诲垪鍩烘湰鎿嶄綔鑸囩躬鍒堕亷绋嬭缍�(j墨ng)姝风殑涓�绯诲垪绌洪枔鍗冲潗妯�(bi膩o)绯绘湁闂�(gu膩n)銆傞毃钁楃躬鍒堕亷绋嬬殑閫�(j矛n)琛岃檿鐞嗗皣寰炰竴鍊�(g猫)绌洪枔閫�(j矛n)鍏ヤ笅涓�鍊�(g猫)绌洪枔銆傚凡瀹屾暣鍦板缓绔嬭捣鎻忚堪閫欎簺璁婃彌鐨勬柟娉�銆傚湪灏�(du矛)鐗╅珨瀵�(sh铆)鏂借畩鎻涙檪(sh铆)甯屾湜灏�(du矛)闋傞粸(di菐n)鍜岄爞榛�(di菐n)鐨勬硶鍚戦噺浣跨敤鐩稿悓鐨勮畩鎻涚煩闄ｃ�備簨瀵�(sh铆)涓�锛岀暥(d膩ng)璁婃彌鍦ㄦ墍鏈夋柟鍚戝苟涓嶇浉鍚屾檪(sh铆)锛岄爞榛�(di菐n)娉曞悜閲忓繀闋堥噰鐢ㄤ笉鍚岀殑璁婃彌鐭╅櫍銆傜敱浜庡柈浣嶆硶鍚戦噺缍�(j墨ng)閬庤畩鎻涗箣鍚庡叾闀峰害涓嶄竴瀹氫粛淇濇寔涓嶈畩锛屽洜鑰屽繀闋堝皪(du矛)鍏堕��(j矛n)琛岄噸鏂板柈浣嶅寲铏曠悊(鍠綅娉曞悜閲忔槸鍏夌収瑷�(j矛)绠楁墍瑕佹眰鐨�)銆�
銆�銆�1.灞�閮ㄥ潗妯�(bi膩o)绯伙紙灞�閮ㄧ┖闁擄級
銆�銆�鐐轰簡寤烘ā鍜岄��(j矛n)琛屽眬閮ㄨ畩鎻涚殑鏂逛究鍙伕鎿囪寤烘ā鐗╅珨涔嬪収(n猫i)鎴栭檮杩戠殑鏌愪竴榛�(di菐n)浣滅偤灞�閮ㄥ潗妯�(bi膩o)绯荤殑鍘熼粸(di菐n)銆備緥濡傚彲閬告搰涓�鍊�(g猫)绔嬫柟楂旂殑鏌愪竴闋傞粸(di菐n)浣滅偤鍧愭(bi膩o)鍘熼粸(di菐n)锛屼笁鍊�(g猫)鍧愭(bi膩o)杌稿嵆鏄垏瑭查爞榛�(di菐n)鐩搁�ｇ殑绔嬫柟楂旂殑涓夋閭�銆傚湪灞�閮ㄥ潗妯�(bi膩o)绯婚伕瀹氫箣鍚�锛岀墿楂斿悇闋傞粸(di菐n)鐨勫眬閮ㄥ潗妯�(bi膩o)浠ュ強鐩稿皪(du矛)浜庤┎灞�閮ㄥ潗妯�(bi膩o)绯荤殑鍚勯爞榛�(di菐n)鐨勬硶鍚戦噺鍜岀墿楂斾笂澶氶倞褰㈢殑娉曞悜閲忓氨鍙互琚彁鍙栧苟瀛樺劜(ch菙)璧蜂締銆�
銆�銆�2.涓栫晫鍧愭(bi膩o)绯伙紙涓栫晫绌洪枔锛�
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銆�銆�3.鐪肩潧鍧愭(bi膩o)绯�銆佺浉姗�(j墨)鍧愭(bi膩o)绯绘垨瑙�瀵熷潗妯�(bi膩o)绯伙紙鐪肩潧绌洪枔锛�
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銆�銆�鐪肩潧鍧愭(bi膩o)绯绘槸鏈�閬╁疁鍋氳儗闈㈠埅闄ょ殑绌洪枔銆傝儗闈㈠埅闄ゆ搷浣滄槸灏囪儗灏�(du矛)瑙�瀵熻�呯殑澶氶倞褰㈠叏閮ㄥ墧闄�锛屽湪鍫�(ch菐ng)鏅腑閫欎簺澶氶倞褰㈠皪(du矛)浜庤瀵熻�呬締瑾槸涓嶅彲瑕嬬殑銆傚鏋滃皪(du矛)涓�鍊�(g猫)鍑哥墿楂斿仛鑳岄潰鍒櫎锛屽墖鍙互瀹屽叏瑙ｆ焙鍏堕毐钘忛潰鍟忛銆傚皪(du矛)浜庡叿鏈夊嚬闈㈢殑鐗╅珨鑰岃█閫欎竴鎿嶄綔骞朵笉鑳借В姹洪毐钘忛潰鍟忛銆傝儗闈㈠埅闄ゆ搷浣滄槸閫氶亷瑷�(j矛)绠楀閭婂舰鎵�鍦ㄥ钩闈㈢殑娉曞悜閲忚垏瑕栫窔鍚戦噺涔嬮枔鐨勫ぞ瑙掍締姹哄畾瑭插钩闈㈡槸鍚﹀彲瑕嬨�傚鏋滈�欏叐鍊�(g猫)鍚戦噺鐨勯粸(di菐n)绌嶅ぇ浜�0锛屾剰鍛宠憲鍏跺ぞ瑙掑皬浜�90o 鍗宠┎澶氶倞褰㈡槸鍙鐨�锛屽惁鍓囩偤涓嶅彲瑕嬨�傝绶氬悜閲忔槸寰炲閭婂舰鎸囧悜瑕栭粸(di菐n)鐨勫悜閲�銆傚閭婂舰骞抽潰鐨勬硶鍚戦噺鍙�氶亷鍏朵笉鍏辩窔鐨勪笁鍊�(g猫)闋傞粸(di菐n)瑷�(j矛)绠楄�屽緱銆傚閭婂舰鐨勬硶鍚戦噺蹇呴爤鎸囧悜鐗╅珨鐨勫閮�锛岀偤淇濊瓑閫欎竴榛�(di菐n)锛屽閭婂舰鐨勯爞榛�(di菐n)蹇呴爤浠ュ弽鏅�(sh铆)閲濇柟鍚戯紙寰炲閭婂舰澶栭儴鐪嬫檪(sh铆)锛夐爢搴忓瓨鍎�(ch菙)銆傚鍦�3鎵�绀�銆�
銆�銆�4.灞忓箷鍧愭(bi膩o)绯伙紙灞忓箷绌洪枔锛�
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銆�銆�xe=卤hze/D ye=卤hze/D
銆�銆�ze=D ze=F
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銆�銆�1.鍏夋煹鍖�
銆�銆�鍏夋煹鍖栬檿鐞嗛�氶亷鎻掑�兼眰寰椾笁瑙掑舰鍏�(n猫i)鎺冩弿娈电殑x鍧愭(bi膩o)鐨勮捣榛�(di菐n)鍜岀祩榛�(di菐n)銆傚晱椤屾槸浣曡檿鏄祩榛�(di菐n)鍜岃捣榛�(di菐n)锛熺暥(d膩ng)浣跨敤瀵�(sh铆)鏁�(sh霉)鍧愭(bi膩o)鏅�(sh铆)鍦ㄨ薄绱犱箣鍏�(n猫i)鐨勪綍铏曢��(j矛n)琛岄噰妯ｏ紝灞忓箷鍧愭(bi膩o)鏄彇鏁存暩(sh霉)閭勬槸淇濈暀灏忔暩(sh霉)绮惧害锛熼�欎簺鍟忛濡傛灉铏曠悊寰椾笉濂斤紝灏辨渻(hu矛)鍦ㄥ閭婂舰涔嬮枔鐢�(ch菐n)鐢熷瓟娲�锛岀敘(ch菐n)鐢熼噸鐤婄殑澶氶倞褰�锛岄�欐渻(hu矛)鍦ㄩ�忔槑鏁堟灉铏曠悊鏅�(sh铆)鐢�(ch菐n)鐢熷毚(y谩n)閲嶅晱椤�銆傚鏋滃弽璧版ǎ铏曠悊涓嶇簿纰猴紝鍓囨渻(hu矛)鍦ㄥ付鏈夌磱鐞嗙殑琛ㄩ潰涓婄敘(ch菐n)鐢熺磱鐞嗕笉閫ｇ簩(x霉)鐝�(xi脿n)璞�銆備緥濡�锛屽鏋滃皪(du矛)灞忓箷鍧愭(bi膩o)鍙栨暣锛屽墖灞忓箷澶氶倞褰㈢殑闋傞粸(di菐n)灏囧欢浼告垨绺洖鍒伴洟瀹冩渶杩戠殑璞＄礌锛岄�欐ǎ澶氶倞褰㈢殑澶у皬灏囩櫦(f膩)鐢熷井灏忕殑璁婂寲锛岃�屼笖涓嶈兘鐢ㄥ瘑闆嗛噰妯ｉ��(j矛n)琛屽弽璧版ǎ铏曠悊锛屽嫊(d貌ng)鐣腑鐨勨�滈～鎶栤�濈従(xi脿n)璞′究鏄敱姝よ�屽紩璧风殑銆傚湪璞＄礌鍏�(n猫i)浣曡檿閲囨ǎ骞朵笉閲嶈锛岄噸瑕佺殑鏄皪(du矛)璞＄礌閲囨ǎ鐨勮檿鐞嗗繀闋堜竴鑷�銆�
銆�銆�2.闅辫棌闈㈡秷闄�
銆�銆�鍏ㄥ睆骞昛-Buffer锛堟繁搴︾珐瀛樺櫒锛夌畻娉曞凡鎴愮偤鍦栧舰瀛�(xu茅)浜嬪(sh铆)涓婄殑妯�(bi膩o)婧�(zh菙n)闅辫棌闈㈡秷闄ょ畻娉�锛屼粬闆栫劧绨″柈浣嗗瓨鍎�(ch菙)瑕佹眰寰堥珮銆俍-Buffer绠楁硶鍙湅浣滄槸宸ヤ綔鍦ㄤ笁缍睆骞曠┖闁�銆傛瘡涓�鍊�(g猫)璞＄礌鏈変竴鍊�(g猫)浜岀董灞忓箷绌洪枔鍧愭(bi膩o)( xs , ys )鍜岀敱鐪肩潧绌洪枔闋傞粸(di菐n)鐨勬繁搴﹀�兼彃鍊艰�屽緱鍒扮殑z娣卞害鍊�銆傛繁搴︾珐瀛樺櫒闁嬪鏅�(sh铆)琚垵濮嬪寲鐐洪仩(yu菐n)铏曡鍓钩闈㈢殑娣卞害锛屽皪(du矛)姣忎竴鍊�(g猫)璞＄礌姣旇純鍏舵彃鍊煎緱鍒扮殑娣卞害鍊艰垏宸插瓨鍎�(ch菙)鍦ㄦ繁搴︾珐瀛樹腑( xs , ys )铏曠殑鍊�锛屽鏋滆┎鍊煎皬浜庡瓨鍎�(ch菙)鍊�锛屽墖鏂拌▓(j矛)绠楃殑璞＄礌鏇撮潬杩戣瀵熻��銆傞�欐檪(sh铆)鏂拌▓(j矛)绠楃殑璞＄礌鐨勬槑鏆楄檿鐞嗗�煎皣瑕嗚搵骞�绶╁瓨涓殑鑸婂��锛屾繁搴﹀瓨鍎�(ch菙)鍣ㄤ腑鐨勫�间篃鎻涙垚鏂拌▓(j矛)绠楃殑鍊�銆傛繁搴︾珐瀛樺櫒绠楁硶灏�(du矛)鍫�(ch菐ng)鏅暩(sh霉)鎿�(j霉)搴祫绻斿強鍫�(ch菐ng)鏅京(f霉)闆滄�ф矑鏈夐檺鍒�銆傚湪铏曠悊寰�(f霉)闆滃牬(ch菐ng)鏅垨鐗╅珨鏅�(sh铆)锛屾噳(y墨ng)淇濊瓑瓒冲鐨勬繁搴︾簿搴︺��
銆�銆�3.鏄庢殫铏曠悊
銆�銆�棣栧厛瑷�(j矛)绠楀閭婂舰闋傞粸(di菐n)鐨勬槑鏆楀弮鏁�(sh霉)锛岀劧鍚庡湪澶氶倞褰㈠钩闈笂閫�(j矛n)琛屾彃鍊笺�傞�欐ǎ绻埗鍑虹殑鐗╅珨涓嶄絾鍏锋湁寰堝挤(qi谩ng)鐨勪笁缍珛楂旀劅锛岃�屼笖娑堥櫎浜嗙敤浜庤繎浼兼洸闈㈢殑澶氶倞褰箣闁撶殑鍏敤閭婃墍褰㈡垚鐨勪笉閫ｇ簩(x霉)鐗瑰緛銆傚(sh铆)鐝�(xi脿n)閫欎竴铏曠悊鏂瑰紡鐨勭畻娉曟湁鍏╃ó锛屼竴绋ū浣淕ouraud鏄庢殫铏曠悊锛屼竴绋ū浣淧hong鏄庢殫铏曠悊锛堝潎浠ョ櫦(f膩)鏄庤�呯殑鍚嶅瓧鍛藉悕锛夈�傞�欎篃鏄熀浜庡閭婂舰鐨勭躬鍒舵棩鐩婂彈姝¤繋鐨勪竴鍊�(g猫)閲嶈鍘熷洜銆侴ouraud鏄庢殫铏曠悊鐨勯�熷害蹇�锛屼絾涓嶈兘鐢�(ch菐n)鐢熺簿纰虹殑楂樺厜鏁堟灉锛岄�氬父鐢ㄥ湪灏�(du矛)閫熷害瑕佹眰楂樼殑鍫�(ch菐ng)鍚�锛屽椋涜妯℃摤銆佷氦浜掑紡CAD鎳�(y墨ng)鐢ㄧ瓑銆侾hong鏄庢殫铏曠悊鍙互鐢熸垚楂樿唱(zh矛)閲忕殑鍦栧儚锛屼絾灏囪�楄不(f猫i)榫愬ぇ鐨勭‖浠惰硣婧愩�侴ouraud鏄庢殫铏曠悊鍍呭湪澶氶倞褰㈢殑闋傞粸(di菐n)浣跨敤灞�閮ㄥ弽灏勫厜鐓фā鍨嬭▓(j矛)绠楀厜寮�(qi谩ng)锛岀劧鍚庝娇鐢ㄩ爞榛�(di菐n)铏曠殑鍏夊挤(qi谩ng)閫氶亷鎻掑�兼眰鍑哄閭婂舰鍏�(n猫i)鍚勮薄绱犵殑鍏夊挤(qi谩ng)鍊笺�傝�孭hong鏄庢殫铏曠悊鍓囧皪(du矛)闋傞粸(di菐n)鐨勬硶鍚戦噺閫�(j矛n)琛屾彃鍊�锛屽苟灏�(du矛)澶氶倞褰㈠収(n猫i)鐨勬瘡涓�鍊�(g猫)璞＄礌鐢ㄥ眬閮ㄥ弽灏勫厜鐓фā鍨嬭▓(j矛)绠楀叾鍏夊挤(qi谩ng)銆備竴鑸渚�锛屽閭婂舰闋傞粸(di菐n)鐨勫厜寮�(qi谩ng)鏄爞榛�(di菐n)鐨勬硶鍚戦噺鐩稿皪(du矛)浜庡厜婧愬拰瑕栭粸(di菐n)鐨勬柟鍚戠殑鍑芥暩(sh霉)锛岄�欏氨鏄墍璎傜殑灞�閮ㄥ弽灏勫厜鐓фā鍨�銆傞爞榛�(di菐n)鐨勬硶鍚戦噺鐢ㄤ締杩戜技鍘熺墿楂旇〃闈㈠湪瑭查粸(di菐n)铏曠殑娉曞悜閲�锛岄�氶亷骞冲潎鍏敤瑭查爞榛�(di菐n)鐨勬墍鏈夊閭婂舰鐨勬硶鍚戦噺姹傚緱銆�
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銆�銆�4.鐗规畩鏁堟灉
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