锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲AV无码久久精品蜜桃,久久99精品久久久久久水蜜桃,久久精品国产99久久无毒不卡 http://www.shnenglu.com/eros/category/6680.html鎺㈢儲C++zh-cnWed, 07 Nov 2012 11:52:03 GMTWed, 07 Nov 2012 11:52:03 GMT60Direct3D鏉愯川鍜岀伅鍏夊皬鑺?/title><link>http://www.shnenglu.com/eros/archive/2009/05/14/82894.html</link><dc:creator>鏋楀叕瀛?/dc:creator><author>鏋楀叕瀛?/author><pubDate>Wed, 13 May 2009 18:53:00 GMT</pubDate><guid>http://www.shnenglu.com/eros/archive/2009/05/14/82894.html</guid><wfw:comment>http://www.shnenglu.com/eros/comments/82894.html</wfw:comment><comments>http://www.shnenglu.com/eros/archive/2009/05/14/82894.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/eros/comments/commentRss/82894.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/eros/services/trackbacks/82894.html</trackback:ping><description><![CDATA[<div style="border: 1px solid #cccccc; padding: 4px 5px 4px 4px; background-color: #eeeeee; font-size: 13px; width: 98%;"><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #000000;">mDevice</span><span style="color: #000000;">-></span><span style="color: #000000;">SetRenderState(D3DRS_AMBIENT, </span><span style="color: #000000;">0xffffffff</span><span style="color: #000000;">);</span></div>      鍏夌収 <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">DirectX<font face="瀹嬩綋">涓湁鍥涚鍏夌収妯″瀷錛?/font></p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">鐜鍏夛細鐜鍏夋病鏈夋柟鍚戝拰浣嶇疆涓婄殑鐗瑰緛錛屽彧鏈変竴涓鑹蹭寒搴﹀鹼紝涓嶄細琛板噺錛屾墍浠ュ湪鎵鏈夋柟鍚戝拰鎵鏈夌墿浣撹〃闈㈡姇灝勭殑鐜鍏夌殑鏁伴噺鏄亽瀹氫笉鍙樼殑銆?/p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">婕弽灝勶細婕弽灝勫湪鐢熸椿涓渶涓烘櫘閬嶏紝澶槼鍏夌殑鐩村皠錛屾棩鍏夌伅鐨勭収灝勯兘鍙互鐢ㄦ極鍙嶅皠鍏夋潵妯℃嫙銆傛極鍙嶅皠鐢卞厜鐨勬柟鍚戝拰鐗╀綋琛ㄩ潰鐨勬硶鍚戦噺鍐沖畾銆傛極鍙嶅皠鍏夌殑絀洪棿浣嶇疆鍜屾柟鍚戝鐗╀綋鐨勭収鏄庢湁寰堝ぇ鐨勫獎鍝嶃?/p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">闀滈潰鍙嶅皠錛氬綋瑙傚療閲戝睘鍒跺搧鍜岀幓鐠冨埗鍝佺殑琛ㄩ潰鏃訛紝鏀瑰彉瑙傚療鐐圭殑浣嶇疆錛屼細鍙戠幇鐗╀綋琛ㄩ潰鐨勪寒搴︿篃浼氬彂鐢熷彉鍖栵紝榪欑鐜拌薄縐頒箣涓洪暅闈㈠弽灝勩?/p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">鑷彂鍏夛細灝辨槸鐗╀綋鑷韓鍙戝厜錛岄氳繃璁劇疆鏉愯川鐨勮嚜鍙戝厜灞炴?font face="Times New Roman">Emissive</font><font face="瀹嬩綋">錛堥鑹插拰閫忔槑搴︼級鏉ュ疄鐜般傝嚜鍙戝厜鍙互褰卞搷涓涓璞$殑棰滆壊銆傚彲浠ヤ嬌鐢ㄦ潗璐ㄧ殑鑷彂鍏夋潵瀹炵幇鍙戝厜鐨勫璞★紝鑰屼笉鐢ㄥ湪鍦烘櫙涓坊鍔犵伅鍏夛紝鍑忓皯浜嗚綆楅噺銆?/font></p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">鐢ㄨ嚜鍙戝厜灞炴у垱寤虹殑鏉愯川騫朵笉鍙戝皠鑳借鍦烘櫙涓叾浠栫墿浣撳弽灝勭殑鍏夛紝涔熷氨鏄鑷彂鍏変笉鍙備笌鍏夌収璁$畻銆?/p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0"></p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">鏈変笁縐嶅厜婧?/p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">鐐瑰厜婧愶細鐐瑰厜婧愭湁棰滆壊鍜屼綅緗紝浣嗘槸娌℃湁鏂瑰悜錛屽畠鍚戞墍鏈夋柟鍚戝彂灝勭殑鍏夐兘涓鏍楓傚湪紼嬪簭涓渶瑕佹彁渚涚偣鍏夋簮鐨勯鑹詫紝浣嶇疆錛岃“鍑忕郴鏁扮瓑鍙傛暟銆?/p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">鐢電伅娉℃槸鐐瑰厜婧愮殑涓涓緥瀛愩傝繖縐嶅厜鐨勫己搴︿細闅忕潃璺濈鐗╀綋鐨勮繙榪戣岃“鍑忋?/p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0"></p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">鏂瑰悜鍏夛細鍙湁鏂瑰悜鍜岄鑹插睘鎬х殑鍏夋簮錛屾病鏈変綅緗紝琛板噺銆傚彲浠ユ兂璞℃垚浠庢棤絀瘋繙澶勫彂鏉ョ殑鍏夛紝渚嬪澶槼鍏夈?/p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0"></p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0">鑱氬厜鐏細鑱氬厜鐏湁棰滆壊錛屼綅緗紝鏂瑰悜錛岀被浼肩幇瀹炰腑鐨勬帰鐓х伅銆傝仛鍏夌伅鍙堜竴涓槑浜殑鍐呮浣撳拰澶т竴鐐圭殑澶栨浣撶粍鎴愩傚厜鐨勫己搴︿粠鍐呮浣撳埌澶栨浣撻愭笎琛板噺錛岃“鍑忕殑瑙勫緥鐢?font face="Times New Roman">Falloff,Theta(</font><font face="瀹嬩綋">鍐呴敟瑙掞級鍜?/font><font face="Times New Roman">Phi</font><font face="瀹嬩綋">錛堝閿ヨ錛変笁涓睘鎬у叡鍚屽喅瀹氥?/font></p> <p style="margin-top: 0pt; text-indent: 21pt; margin-bottom: 0pt;" class="p0"></p> <p style="margin-top: 0pt; margin-bottom: 0pt;" class="p0">    DirectX<font face="瀹嬩綋">涓墿浣撶殑棰滆壊鐢卞厜鐨勯鑹插拰鏉愯川鐨勯鑹插叡鍚屽喅瀹?/font><font face="Times New Roman">(</font><font face="瀹嬩綋">鍜岀幇瀹炰笘鐣屾儏鍐典笉鍚岋級銆?/font></p> <p style="margin-top: 0pt; margin-bottom: 0pt;" class="p0">    榛樿鎯呭喌涓嬶紝D3D涓殑鐏厜鏄紑鍚殑錛屽氨鏄鍐?<br /> </p> <div style="border: 1px solid #cccccc; padding: 4px 5px 4px 4px; background-color: #eeeeee; width: 98%; font-size: 13px;">mDevice->Set<img src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif" align="top" alt="" />RenderState(D3DRS_LIGHTING, TRUE);</div>     鍜屽拷鐣ヨ繖涓鍙ユ晥鏋滀竴鏍楓?br />    <br /> <p> </p> <p style="margin-top: 0pt; margin-bottom: 0pt;" class="p0">    濡傛灉瑕佺鐢ㄧ伅鍏夛紝灝卞皢榪欏彞浠g爜涓殑TRUE鏀逛負FALSE銆?br /></p> <div style="border: 1px solid #cccccc; padding: 4px 5px 4px 4px; background-color: #eeeeee; font-size: 13px; width: 98%;"><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #000000;">1 mDevice</span><span style="color: #000000;">-></span><span style="color: #000000;">SetRenderState(D3DRS_LIGHTING, FALSE);</span></div>     <br />    濡傛灉紱佺敤鐏厜錛岄偅涔堜換浣曠殑鏉愯川璁劇疆閮戒笉浼氭湁鏁堟灉銆? <div style="border: 1px solid #cccccc; padding: 4px 5px 4px 4px; background-color: #eeeeee; font-size: 13px; width: 98%;"><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #000000;">2 mDevice</span><span style="color: #000000;">-></span><span style="color: #000000;">SetRenderState(D3DRS_AMBIENT, </span><span style="color: #000000;">0xffffffff</span><span style="color: #000000;">);</span></div>     <br />    鍏充簬榪欎袱鍙ヤ唬鐮?緙栧彿涓?鍜?)錛屽張鏈夊嚑縐嶆儏鍐?<br />    1)1涓篎ALSE鏃訛紝鍚敤2錛岄偅涔堜細鑾峰緱涓涓幆澧冨厜鐓ф槑錛屾鏃惰緗潗璐ㄦ棤鏁?娓叉煋瀵硅薄涓虹櫧鑹?錛岀汗鐞嗗彲浠ユ甯告樉紺?濡傛灉鏈夌汗鐞?銆?br />    2)1涓篢RUE鏃訛紝鍚敤2錛屾潗璐ㄨ緗湁鏁堬紝浼氬獎鍝嶆覆鏌撶粨鏋滐紝綰圭悊鍙互姝e父鏄劇ず銆?br />    3)1涓篎ALSE鏃訛紝紱佺敤2錛屾潗璐ㄨ緗け鏁堬紝綰圭悊鍙互姝e父鏄劇ず銆?br />    4)1涓篢RUE鏃訛紝紱佺敤2錛屾潗璐ㄨ緗け鏁堬紝綰圭悊鏃犳硶鏄劇ず(娓叉煋瀵硅薄涓洪粦鑹?銆?br /><br />   P.S.浠ヤ笂鎵璇寸殑鏉愯川鎸囩殑鏄疍3DMATERIAL9錛屼笉鍖呮嫭欏剁偣鑹層傚甫鏈夐《鐐硅壊鏃訛紝1涓篢RUE鏃舵覆鏌撲負榛戣壊錛孎ALSE鏃朵負姝e父錛屽拰2鐨勭姸鎬佹棤鍏熾?br /><br />    緇撹錛氬綋寮鍚厜鐓ф椂錛屽繀欏繪寚瀹氫竴縐嶅厜婧愭墠鑳戒嬌娓叉煋瀵硅薄姝g‘緇樺埗(娓叉煋鐘舵佽緗殑鐜鍏夋垨鑰呭叾浠?縐嶇被鍨嬬殑鍏夋簮)銆?br /> <p> </p> <p style="margin-top: 0pt; margin-bottom: 0pt;" class="p0"></p><img src ="http://www.shnenglu.com/eros/aggbug/82894.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/eros/" target="_blank">鏋楀叕瀛?/a> 2009-05-14 02:53 <a href="http://www.shnenglu.com/eros/archive/2009/05/14/82894.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>[ZT]DirectX涓殑鎶曞獎鍙樻崲http://www.shnenglu.com/eros/archive/2008/11/08/66356.html鏋楀叕瀛?/dc:creator>鏋楀叕瀛?/author>Sat, 08 Nov 2008 12:42:00 GMThttp://www.shnenglu.com/eros/archive/2008/11/08/66356.htmlhttp://www.shnenglu.com/eros/comments/66356.htmlhttp://www.shnenglu.com/eros/archive/2008/11/08/66356.html#Feedback0http://www.shnenglu.com/eros/comments/commentRss/66356.htmlhttp://www.shnenglu.com/eros/services/trackbacks/66356.html鍘熻創鍦板潃錛?/span>http://blog.csdn.net/BAKER_LEE/archive/2008/08/20/2801515.aspx

     DirectX涓姇褰卞彉鎹3DXMatrixPerspectiveFovLH錛堬級鍏跺疄浜х敓鐨勫彉鎹㈢煩闃典笉鏄皢3D鐗╀綋杞崲涓?D騫抽潰鐢婚潰鐨勫彉鎹€傚疄闄呬笂 鏄妸3D涓栫晫鐨勭墿浣撳彉鎹㈠埌(1,1,0) (-1,1,0) (-1,-1,0) (1,-1,0) (1,1,1) (-1,1,1) (-1,-1,1) (1,-1,1)榪欎釜灝忕洅瀛愪腑銆傚湪Jim Adams 鐨勮憲浣?lt;Role playing games with DriectX 8.0>鍜孎rank Luna 鐨勮憲浣滀腑<Introduction to 3D Game Programming with DirectX9.0>閮芥妸榪欎釜鍙樻崲鐭╅樀璁叉垚浠?D鍒?D鐨勫彉鎹€傚疄闄呬笂鍦―irectX涓?D鍒?D鐨勫彉鎹㈡槸鐢盨DK鑷繁瀹屾垚鐨勩傝屾垜浠鍋氱殑鏄? 鎶?D涓栫晫鍙樻崲鍒頒笂闈㈤偅涓皬鐩掑瓙涓?

榪欎釜鍙樻崲鐭╅樀鏄姇褰卞彉鎹㈢殑棰勫彉鎹€?/p>

鍦―irectX涓紝鎶婅鍙g殑楂樹綔涓?D涓栫晫閲岄潰鐨勯暱搴︼細2.0f鏉ヤ嬌鐢ㄧ殑錛屼竴涓鐐硅瀵熶笘鐣岀殑瑙嗛噹鑼冨洿鍦╕杞翠笂鏃犺浠涔堟儏鍐典笅閮芥槸 -1.0f鍒?.0f錛堣繖涓鐐瑰湪鍚庨潰鏉ヨ瘉鏄庯級銆傛妸瑙嗗彛鐨勯珮浣滀負y杞達紝欏剁鍧愭爣涓猴紙x錛?錛夛紝搴曠鍧愭爣涓猴紙x錛?1錛夈?/p>

瑙嗗彛錛氬湪紿椾綋涓樉紺?D鐨勭煩褰㈣寖鍥達紝鍙互閫氳繃D3DDevice鐨凷etViewPort錛堬級鏉ヨ緗ぇ灝忥紝榛樿鐨勫ぇ灝忎負紿椾綋鐨勫ぇ灝忋?/p>

鍙樻崲鐨勮繃紼嬪氨鏄妸鐐圭殑鍚戦噺涔樹互鍙樻崲鐭╅樀錛屽彲浠ュ緱鍒拌繖涓偣鍦ㄦ柊鍧愭爣緋葷殑瀵瑰簲鍚戦噺錛屽湪鎶曞獎鍙樻崲鐭╅樀涓璟杞寸殑鍊艱惤鍦?~1涔嬪唴錛屼篃灝辨槸璇?D涓栫晫閲屾墍鏈夌殑鐐歸兘浼氳鎶曞獎鍒頒互涓婃弿榪扮殑灝忕洅瀛愪腑銆?/p>

鎴戜滑鐢ㄥ嚱鏁癉3DXMatrixPerspectiveFovLH鏉ヨ幏寰楄“鎶曞獎鍙樻崲”鐭╅樀銆?/p>

D3DXMATRIX * D3DXMatrixPerspectiveFovLH(

 D3DXMATRIX * pOut ,

 FLOAT fovy ,

 FLOAT Aspect ,

 FLOAT zn ,

 FLOAT zf

);

鍏朵腑鍙傛暟fovy涓簓杞翠笂鐨勮瑙掞紝Aspect涓洪珮瀹芥瘮錛寊n涓鴻繎瑁侀潰錛寊f涓鴻繙瑁侀潰銆?/p>

Y杞寸殑瑙嗚錛氬湪DirectX鐨勫府鍔╂枃妗d腑鎻忚堪fovy涓篺iled of view in y direction銆?/p>

楂樺姣旓細涓鑸敤浜庡叏灞忔樉紺猴紝濡傛灉鎴戜滑瑕佽3D涓栫晫鍏呮弧鏁翠釜紿楀彛錛屽氨蹇呴』璁╅珮瀹芥瘮絳変簬紿楀彛鐨勯珮瀹芥瘮錛屼緥濡傝鎴戜滑鐨勭獥鍙f甯告樉紺?#8221;鏍囧噯瑙嗛噹”[2X2 鐨勪竴涓潰,欏剁偣鍧愭爣涓猴紙1錛?錛夛紝錛?1錛?錛夛紝錛?1錛?1錛夛紝錛?錛?1錛塢錛屾垜浠繀欏繪妸紿楀彛鐨勯珮瀹芥瘮璁劇疆鎴?錛?錛岃繖鏍鳳紝鏍囧噯瑙嗛噹灝卞彲浠ュ厖婊℃暣涓獥 鍙o紝鍚﹀垯 浼氬湪宸﹀彸鐣欏嚭絀虹櫧錛岃繖涓┖鐧芥槸鏃犳硶鐢╒IEW錛學ORLD鍙樻崲鎵鑳藉~鍏呯殑錛岀浉褰撲簬word鏂囨。閲囩敤“鏂囨。”瑙嗗浘閲岄潰鐨勪袱杈圭殑鐏拌壊鍖哄煙錛屾槸鏃犳硶緙栬緫鐨勶紝鍦ㄤ竴 鑸殑3D紼嬪簭閲岄潰鏄笉鍏佽鍑虹幇榪欑鎯呭喌鐨勶紝浣嗘槸鎴戜滑鐨勬樉紺哄櫒鐨勯珮瀹芥瘮涓嶆槸1錛?錛岃屼笖澶ч儴鍒嗙殑鐢ㄦ埛涔熶笉涔犳儻鐢?錛?鐨勭獥鍙f潵浣跨敤紼嬪簭錛屾垜浠渶瑕佽皟鏁磋繖涓爣 鍑嗚閲庯紝鏉ラ傚簲鎴戜滑鐨勭獥鍙eぇ灝忥紝Aspect灝辨槸榪欎釜浣滅敤錛屾湁涓鐐歸渶瑕佽鏄庣殑Aspect涓嶇瓑浜?錛屼笉浠h〃鏍囧噯瑙嗛噹灝變笉鏄紙1錛?錛夛紝錛?1錛?錛夛紝 錛?1錛?1錛夛紝錛?錛?1錛夛紝濡傛灉Aspect = 0.5 鏍囧噯瑙嗛噹涔熻繕鏄紙1錛?錛夛紝錛?1錛?錛夛紝錛?1錛?1錛夛紝錛?錛?1錛夛紝鍙笉榪噚杞翠笂鐨勫崟浣嶉暱搴︾殑鍍忕礌鍊?鏄?y杞翠笂鍗曚綅闀垮害鐨勫儚绱犲肩殑2鍊嶃?/p>

 

瑁侀潰鐨勪綔鐢? 鍦╖杞存柟鍚戜笂錛屼笉鏄劇ずz鍧愭爣灝忎簬zn鐨勬垨鑰呭ぇ浜?zf鐨勭偣銆?/p>

     鍦ㄤ笂鍥句腑錛岀傳綰㈣壊鐨勭嚎涓烘垜浠鏄劇ず鐨勯潰錛岀孩鑹茬殑寮у氨鏄笂闈㈠嚱鏁癴ovy鐨勫す瑙掞紝褰撹繖涓す瑙掍負90°鐨勬椂鍊欙紝鎴戜滑紿楀彛鐨勮閲庝負鏍囧噯瑙嗛噹錛?span style="color: red;">褰撳す瑙掔緝灝忔椂錛屽彲瑙嗚寖鍥村氨鍙樺皬錛屽鍥撅紝浠?0°鍙樹負60°鐨勬椂鍊欙紝鍙鑼冨洿鍙樺皬浜嗭紝瑕佹樉紺虹殑闈紝鐩稿浜庡彲浠ヨ寖鍥村彉澶т簡錛岀敱浜庢垜浠殑紿楀彛鏄笉鍙樼殑錛屼篃灝辨槸璇村疄闄呮樉紺虹殑鍍忕礌鍊間笉鍙橈紝瑕佹樉紺虹殑闈㈠氨鐩稿浜庡彉澶э紝fovy鐨勫煎彉灝忕殑緇撴灉灝辨槸鎶婅鏄劇ず鐨勯潰鍙樺ぇ銆?/span>

     褰揻ovy涓?鐨勬椂鍊欏憿錛岃閲庡氨涓?錛屽氨鏄浠涔堥兘鐪嬩笉鍒幫紝紿楀彛涓樉紺虹殑灝辨槸搴曡壊銆?/p>

     褰揻ovy鍙樺ぇ鑷?80°鐨勬椂鍊欏憿錛熻閲庣殑鑼冨洿涓鴻綰垮す瑙掍笂鐨勫瀭鐩翠簬Z杞寸殑涓旇繃鐐癸紙0錛?錛?錛夌殑榪炵嚎銆傚綋瑙嗙嚎澶硅鍙樺ぇ瑙嗛噹鑼冨洿涔熷彉澶э紝澶硅瓚嬭繎浜?80°鐨勬椂鍊欒閲庤寖鍥磋秼榪戜簬鏃犵┓澶э紝瑕佹樉紺虹殑闈㈢浉瀵逛簬瑙嗛噹鑼冨洿灝辨槸0錛屼篃灝辨槸璇寸緝灝忓埌鏈灝忓氨鏄?.鎵浠ユ垜浠湪璁懼畾fovy鐨勫間負180°鐨勬椂鍊欎篃鏄粈涔堥兘鐪嬩笉瑙侊紝涓哄簳鑹層?/p>

     閭eぇ浜?80°鐨勬儏鍐靛憿錛熷湪鎴戜滑鐨勮閲庣悊璁轟笂鏄笉瀛樺湪榪欑鎯呭喌鐨勶紝褰撹瑙掑ぇ浜?80°鏃訛紝瑙嗚浜嶼杞村瀭鐩寸殑榪炵嚎鏄笉浼氳繃鐐癸紙0錛?錛?錛夌殑銆備絾鏄嚱鏁版斁鍦ㄦ垜浠潰鍓嶏紝鎴戜滑鏄彲浠ヨ緭鍏ュぇ浜?80°鐨勬暟鍊鹼紝緇撴灉浼氬浣曞憿錛?/p>

闈炲父紲炲鐨勪簨鎯呭彂鐢熶簡錛屾垜浠殑鍥句互鍘熺偣涓轟腑蹇冩棆杞簡180°錛佽繖鏄棤娉曠敤鎴戜滑鐨勮閲庣悊璁烘潵瑙i噴鐨?鍥犱負180°鐨勮閲庤寖鍥村氨宸茬粡鏄釜鏋侀檺浜嗭紝“瓚呰秺鏋侀檺”鏄彧鑳藉湪騫垮憡涓嚭鐜扮殑璇嶆眹錛堝鏋滆兘瓚呰秺錛岄偅灝變笉鍙瀬闄愪簡錛歅錛夈?/p>

     鍦∕SDN鐨勬枃妗d腑鏈夎繖鏍蜂竴涓暟瀛﹀叕寮忥細y-scale = cot錛坒ovy/2錛?/p>

     榪欎笅灝辨槑鐧戒簡錛屽綋鎴戜滑杈撳叆澶т簬180°鐨勬椂鍊檆ot鐨勫間負璐熸暟銆傝寈-scale = y-scale/ Aspect銆?

涔熷氨鏄錛屼竴涓?D涓栫晫鐨勭偣錛屽湪瑙嗛噹澶т簬180°鐨勪綔鐢ㄤ笅錛屽畠鐨勬斁澶?緙╁皬鍊嶆暟涓嶅彉錛屼絾鏄渶瑕佸X杞村仛涓嬈″縐板彉鎹紝榪樿瀵筜杞村仛涓嬈″縐板彉鎹€傜浉褰撲簬瀵瑰師鐐瑰仛涓嬈″縐板彉鎹€?/p>

鎷垮埌榪欎釜鍏紡錛屾垜浠氨鍙互瀵瑰墠闈㈢殑鏍囧噯鍋氫竴涓瘉鏄庯細

褰揻ovy涓?0° Aspect = 1鐨勬椂鍊欙紝灝辨槸璇磞-scale = cot錛?5°錛?= 1

x-scale = 1錛岃繖鏃秠鍜寈鐨勭緝鏀炬瘮閮戒負1錛屾病鏈夌緝鏀俱傛垜浠樉紺鴻繖鏍蜂竴涓潰

              {-1.0f, -1.0f, 0.0f},

              {-1.0f, 1.0f, 0.0f},

              { 1.0f, 1.0f, 0.0f},

              {-1.0f, -1.0f, 0.0f},

              { 1.0f, 1.0f, 0.0f},

              { 1.0f,-1.0f, 0.0f}

     鎴戜滑浼氬彂鐜版棤璁烘庝箞鏀瑰彉紿楀彛鐨勯珮搴︼紝榪欎釜鐢婚潰鐨刌杞存柟鍚戜笂閮戒細鍏呮弧鏁翠釜瑙嗗彛銆傦紙濡傛灉鎴戜滑鎶婅鍙g殑楂樺害鍜屽搴﹁緗垚涓鏍風殑錛屽湪X杞翠笂涔熶細鍏呮弧鏁翠釜瑙嗗彛錛夋墍浠irectX浼氫互瑙嗗彛鐨勯珮搴︾殑浜屽垎涔嬩竴浣滀負Y杞寸殑鍗曚綅闀垮害銆?/p>



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鑷畾涔夐《鐐圭粨鏋勪笌D3DXCOLORhttp://www.shnenglu.com/eros/archive/2008/11/08/66298.html鏋楀叕瀛?/dc:creator>鏋楀叕瀛?/author>Fri, 07 Nov 2008 20:54:00 GMThttp://www.shnenglu.com/eros/archive/2008/11/08/66298.htmlhttp://www.shnenglu.com/eros/comments/66298.htmlhttp://www.shnenglu.com/eros/archive/2008/11/08/66298.html#Feedback0http://www.shnenglu.com/eros/comments/commentRss/66298.htmlhttp://www.shnenglu.com/eros/services/trackbacks/66298.html鏈榪戠郴緇熺殑瀛︿範Direct3D錛?span style="font-family: 寰蔣闆呴粦; ">浠嶥XSDK鐨勪緥瀛愬璧楓傚湪Tut02_Vertices渚嬪瓙涓紝鑷畾涔夐《鐐規牸寮忎負錛?br />
struct CUSTOMVERTEX
{
    FLOAT x, y, z, rhw; 
    DWORD color;        
    
//D3DXCOLOR color;
};

    
// 鍒濆鍖栭《鐐規暟鎹?/span>
    CUSTOMVERTEX vertices[] =
    {
        { 
150.0f,  50.0f0.5f1.0f, D3DXCOLOR(1.0f0.0f0.0f0.0f)/*0xffff0000*/, }, // x, y, z, rhw, color
        { 250.0f250.0f0.5f1.0f, D3DXCOLOR(0.0f1.0f0.0f0.0f)/*0xff00ff00*/, },
        {  
50.0f250.0f0.5f1.0f, D3DXCOLOR(0.0f0.0f1.0f0.0f)/*0xff00ffff*/, },
    };
     鑷畾涔夋牸寮忕粨鏋勪綋涓敞閲婃帀鐨勬槸鎴戝悗鏉ユ兂鐢ㄧ殑D3DXCOLOR銆傚師鏈互涓哄皢鍘熷厛瀹氫箟鐨凞WORD棰滆壊鎹㈡垚D3DXCOLOR綾誨瀷錛岀劧鍚庡垵濮嬪寲鐨勬椂鍊欑浉搴斿仛鏇挎崲灝卞彲浠ヤ簡錛岃皝鐭ラ亾錛屾覆鏌撳嚭鏉ョ殑涓夎褰㈤《鐐歸鑹插紓甯革細
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     姝e父鐨勫簲璇ユ槸榪欐牱
     right.JPG
     鐧炬濅笉寰楀叾瑙o紝閮侀椃鑷蟲瀬銆傚悗鏉ョ粓浜庡湪GameDev.net涓婃壘鍒拌繎浼兼渚?榪欓噷)錛岀悽紓ㄤ竴鐣紝鎭嶇劧澶ф偀銆?br />     鍘熸潵錛屽湪FVF欏剁偣鏍煎紡涓紝D3D闇瑕佺壒瀹氱殑鍐呭瓨甯冨眬錛屽氨鏄錛屼綘鐨勯《鐐規牸寮忎腑鍚勯」鐨勭被鍨嬪簲璇ユ弧瓚沖畠鐨勬湡鏈涖傛瘮濡傦紝瀹冭姹傜殑棰滆壊鍊煎簲璇ユ槸DWORD綾誨瀷鐨?2浣嶆暣鏁板鹼紝鑰屾浛鎹㈡垚D3DXCOLOR涔嬪悗錛屽嵈鍙樻垚浜?涓猣loat綾誨瀷鍊?r, g, b錛宎)錛屼笌鍏舵湡鏈涗笉絎︼紝鎵浠ュ鑷翠簡寮傚父鐨勯鑹層傞《鐐圭粨鏋勪綋涓鑹插艱繕鏄崲鍥濪WORD綾誨瀷錛屼唬鐮佷腑鐨勮祴鍊煎彲浠ユ甯鎬嬌鐢紝鍥犱負D3DXCOLOR鏈夊埌DWORD鐨勮嚜鍔ㄨ漿鎹€?br />

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D3D涓璂3DFVF_XYZ鍜孌3DFVF_XYZRHW鐨勫尯鍒?/title><link>http://www.shnenglu.com/eros/archive/2008/07/14/56128.html</link><dc:creator>鏋楀叕瀛?/dc:creator><author>鏋楀叕瀛?/author><pubDate>Mon, 14 Jul 2008 12:48:00 GMT</pubDate><guid>http://www.shnenglu.com/eros/archive/2008/07/14/56128.html</guid><wfw:comment>http://www.shnenglu.com/eros/comments/56128.html</wfw:comment><comments>http://www.shnenglu.com/eros/archive/2008/07/14/56128.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/eros/comments/commentRss/56128.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/eros/services/trackbacks/56128.html</trackback:ping><description><![CDATA[<p style="FONT-FAMILY: 寰蔣闆呴粦">   瀛︿範D3D9鐨勬椂鍊欓亣鍒扮伒媧婚《鐐規牸寮?FVF)涓璂3DFVF_XYZRHW鍜孌3DFVF_XYZ涔嬮棿宸紓鑰屽紩璧風殑闂銆?br>鍙傜湅浜?span style="FONT-FAMILY: 寰蔣闆呴粦">鍚屾槸C++鍗氬鐨勪竴綃囧崥鏂?鍏跺垎鏋愬涓?<br>       The RHW value, which stands for Reciprocal of Homogeneous W[<font color=#800000>1</font>], tells Direct3D that the vertices that are being used are already in screen coordinates. This value is normally used in fog and clipping calculations and should be set to 1.0.<br>       鍦ㄩ《鐐圭粨鏋勪綋涓病鏈塕HW鏃訛紝Direct3D灝嗘墽琛岃銆佹姇褰便佷笘鐣岀瓑鍙樻崲浠ュ強榪涜鍏夌嚎璁$畻錛屼箣鍚庝綘鎵嶈兘鍦ㄧ獥鍙d腑寰楀埌浣犳墍緇樺埗鐨勭墿浣撱傚綋欏剁偣緇撴瀯浣撲腑鏈塕HW鏃訛紝灝卞儚涓婇潰閭f鑻辨枃鎵榪幫紝鍛婄煡Direct3D浣跨敤鐨勯《鐐瑰凡緇忓湪灞忓箷鍧愭爣緋諱腑浜嗭紝涓嶅啀鎵ц瑙嗗浘銆佹姇褰便佷笘鐣岀瓑鍙樻崲鍜屽厜綰胯綆楋紝鍥犱負D3DFVF_XYZRHW鏍囧織鍛婅瘔瀹冮《鐐瑰凡緇忕粡榪囦簡榪欎簺澶勭悊錛屽茍鐩存帴灝嗛《鐐硅繘琛屽厜鏍呮搷浣滐紝浠諱綍鐢⊿etTransform榪涜鐨勮漿鎹㈤兘瀵瑰叾鏃犳晥銆備笉榪囪繖鏃剁殑鍘熺偣灝卞湪瀹㈡埛鍖虹殑宸︿笂瑙掍簡錛屽叾涓瓁鍚戝彸涓烘錛寉鍚戜笅涓烘錛岃寊鐨勬剰涔夊凡緇忓彉涓簔-buffer鐨勮薄绱犳繁搴︺?br>       鍊煎緱娉ㄦ剰鐨勬槸D3DFVF_XYZRHW鍜孌3DFVF_XYZ銆丏3DFVF_NORMAL涓嶈兘鍏卞瓨錛屽洜涓哄悗涓や釜鏍囧織涓庡墠涓涓煕鐩俱傚湪浣跨敤榪欑欏剁偣鏃訛紝緋葷粺闇瑕侀《鐐圭殑浣?/span>緗凡緇忕粡榪囧彉鎹簡錛屼篃灝辨槸璇磝銆亂蹇呴』鍦ㄥ睆騫曞潗鏍囩郴涓紝z蹇呴』鏄痾-buffer涓殑璞$礌娣卞害錛屽彇鍊艱寖鍥達細0.0錛?.0錛岀瑙傚療鑰呮渶榪戠殑鍦版柟涓?.0錛岃瀵熻寖鍥村唴鏈榪滃彲瑙佺殑鍦版柟涓?.0銆?br>---------------------------------------------------------------------------------------------------------------------------------------------------------------<br>       緇撳悎鎴戣嚜宸辯殑璇曢獙錛屾湁涓浜涘彂鐜幫紝璁板綍涓嬫潵浠ュ蹇樸?br>       D3DFVF_XYZ榛樿鐨勭敤鎴峰尯涓績鍧愭爣鏄紙0錛?錛夛紝鑰孌3DFVF_XYZRHW鏄乏涓婅涓猴紙0錛?錛?br>       鐢―3DFVF_XYZ榛樿鐨勪負闈炲厜鐓х殑錛岃孌3DFVF_XYZRHW鏄珮媧涘痙鍏夌収銆?br>       褰撲嬌鐢―3DFVF_XYZ鏃訛紝瑕佽緗覆鏌撶姸鎬侊細</p> <div style="BORDER-BOTTOM: #cccccc 1px solid; BORDER-LEFT: #cccccc 1px solid; PADDING-BOTTOM: 4px; BACKGROUND-COLOR: #eeeeee; PADDING-LEFT: 4px; WIDTH: 98%; PADDING-RIGHT: 5px; FONT-SIZE: 13px; BORDER-TOP: #cccccc 1px solid; BORDER-RIGHT: #cccccc 1px solid; PADDING-TOP: 4px"><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">      <span style="COLOR: #000000">g_pd3dDevice</span><span style="COLOR: #000000">-></span><span style="COLOR: #000000">SetRenderState(D3DRS_LIGHTING,FALSE)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span></div>          <span style="FONT-FAMILY: 寰蔣闆呴粦">鑰屼笖瑕佽緗瀵熺煩闃靛拰鎶曞獎鐭╅樀錛屼緥濡傦細</span><br>         <div style="BORDER-BOTTOM: #cccccc 1px solid; BORDER-LEFT: #cccccc 1px solid; PADDING-BOTTOM: 4px; BACKGROUND-COLOR: #eeeeee; PADDING-LEFT: 4px; WIDTH: 98%; PADDING-RIGHT: 5px; FONT-SIZE: 13px; BORDER-TOP: #cccccc 1px solid; BORDER-RIGHT: #cccccc 1px solid; PADDING-TOP: 4px"><img style="WIDTH: 11px; HEIGHT: 16px" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif" width=11 height=16>      <span style="COLOR: #000000">D3DXMATRIX matProj;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">      D3DXMATRIX matView;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">     </span><span style="COLOR: #008000">//</span><span style="COLOR: #008000"> Create and set the projection matrix</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #000000">      D3DXMatrixPerspectiveFovLH(</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">matProj, D3DX_PI</span><span style="COLOR: #000000">/</span><span style="COLOR: #000000">4.0f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">1.33333f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">1.0f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">1000.0f</span><span style="COLOR: #000000">);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">      g_pd3dDevice</span><span style="COLOR: #000000">-></span><span style="COLOR: #000000">SetTransform(D3DTS_PROJECTION, </span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">matProj);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">      </span><span style="COLOR: #008000">//</span><span style="COLOR: #008000"> Create and set the view matrix</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #000000">      D3DXMatrixLookAtLH(</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">matView,                                \<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">        </span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">D3DXVECTOR3(</span><span style="COLOR: #000000">0.0f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">0.0f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">-</span><span style="COLOR: #000000">500.0f</span><span style="COLOR: #000000">),       \<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">        </span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">D3DXVECTOR3(</span><span style="COLOR: #000000">0.0f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">0.0f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">0.0f</span><span style="COLOR: #000000">),          \<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">        </span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">D3DXVECTOR3(</span><span style="COLOR: #000000">0.0f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">1.0f</span><span style="COLOR: #000000">, </span><span style="COLOR: #000000">0.0f</span><span style="COLOR: #000000">));<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">      g_pd3dDevice</span><span style="COLOR: #000000">-></span><span style="COLOR: #000000">SetTransform(D3DTS_VIEW, </span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">matView);</span></div>         <span style="FONT-FAMILY: 寰蔣闆呴粦">鍚﹀垯娌℃湁娓叉煋緇撴灉銆?/span> <img src ="http://www.shnenglu.com/eros/aggbug/56128.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/eros/" target="_blank">鏋楀叕瀛?/a> 2008-07-14 20:48 <a href="http://www.shnenglu.com/eros/archive/2008/07/14/56128.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss> <footer> <div class="friendship-link"> <p>感谢您访问我们的网站,您可能还对以下资源感兴趣:</p> <a href="http://www.shnenglu.com/" title="精品视频久久久久">精品视频久久久久</a> <div class="friend-links"> </div> </div> </footer> <a href="http://www.sooppp.cn" target="_blank">囯产极品美女高潮无套久久久</a>| <a href="http://www.kouziye.cn" target="_blank">99久久精品国产综合一区</a>| <a href="http://www.uyfw.cn" target="_blank">久久综合亚洲色一区二区三区</a>| <a href="http://www.chuangwote.com.cn" target="_blank">国内精品伊人久久久影院</a>| <a href="http://www.phb321.cn" target="_blank">伊人久久大香线蕉亚洲</a>| <a href="http://www.83601.com.cn" target="_blank">成人久久精品一区二区三区</a>| <a href="http://www.syggzy.org.cn" target="_blank">AAA级久久久精品无码区</a>| <a 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