锘??xml version="1.0" encoding="utf-8" standalone="yes"?>
]]>
]]>
GRE鐨勭┖闂村彉鎹?瀵逛簬鏂版墜鏉ヨ鏄竴涓ご鐤肩殑闂,鑰屽叾涓殑闄烽槺涔熸槸涓鍫嗕竴鍫?鍗充嬌鎴戝凡緇忕埇鍑鴻繖浜涢櫡闃?鎴戣繕鏄寰楁湁蹇呰璁蹭竴涓?
translate()榪欎釜紲炵鐨勫嚱鏁?緗戜笂鍙戠幇涓涓湅鍙嬩腑浜嗛櫡闃?
浠ヤ笅榛戜綋瀛椾負璁哄潧鏌愪釜緗戝弸鐨勯敊璇悊瑙?
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鍦–SDN鍜実ameres涓婇兘鍙戜簡榪欎釜闂錛屼竴鐩存病浜鴻В絳旓紝涓嶇煡閬撹繖鍎挎庝箞鏍鳳紵
void createScene() {
... //絎竴涓墿浣?鍧愭爣鍘熺偣)
Entity* head = mSceneMgr->createEntity("object1", "ogrehead.mesh");
head->setMaterialName("Examples/Rockwall");
SceneNode* node1 = rootNode->createChildSceneNode();
node1->attachObject(head);
//絎簩涓墿浣?span class=Apple-converted-space>
head = mSceneMgr->createEntity("object2", "ogrehead.mesh");
SceneNode* node2 = node1->createChildSceneNode();
node2->attachObject(head);
node2->translate(Vector3(50, 0, 0), SceneNode::TS_PARENT);
//絎笁涓墿浣?span class=Apple-converted-space>
鎴戝榪欎釜鍙傛暟鐨勭悊瑙f槸錛?br>TS_WORLD錛氫笉綆″綋鍓嶈妭鐐規槸鍦ㄥ摢涓妭鐐逛笅錛屼粬鐨勬搷浣滈兘鏄浉瀵逛簬涓栫晫鍧愭爣緋葷殑鍘熺偣鐨勩?br> 濡俷ode3鏄湪node2涓嬮潰錛屾墍浠ヤ粬鐨勫垵濮嬩笘鐣屽潗鏍囧簲璇ユ槸(50,0,0)錛?br> 濡傛灉瀹僼ranslate(Vector3(0, 50, 0), SceneNode::TS_LOCAL)錛?涓栫晫鍧愭爣搴旇鏄?50, 50, 0)
濡傛灉瀹僼ranslate(Vector3(0, 50, 0), SceneNode::TS_WORLD)錛?鐩稿浜庝笘鐣屽潗鏍囧師鐐圭殑騫崇Щ錛屼笘鐣屽潗鏍囧簲璇ユ槸(0, 50, 0)
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榪欎釜緗戝弸閬囧埌鐨勯棶棰?鍏跺疄灝辨槸translate鍙樻崲鐨勯棶棰?涓轟粈涔堜粬浼氳繖涔堢悊瑙?鎴戜滑鎱㈡參鍒嗘瀽:
translate()榪欎釜鍑芥暟,鍏跺疄鏄浉瀵逛簬鐖惰妭鐐圭殑鐩稿縐誨姩,鑰屼笉鏄偅涓綉鍙嬬悊瑙g殑緇濆縐誨姩.
浣嗘槸濡傛灉鏄浉瀵逛簬鐖惰妭鐐圭殑鐩稿縐誨姩,榪樿閫夋嫨3涓弬鑰冪┖闂村共鍢???
榪欏氨鏄叧閿墍鍦?榪?涓弬鑰冪┖闂?鏄喅瀹氱浉瀵圭Щ鍔ㄩ噺鐨勬柟鍚戠殑,鑰屼笉鏄偅涓綉鍙嬬悊瑙f垚鐨勭Щ鍔ㄧ殑浣嶇疆!!!
涓轟粈涔堜粬鐨勪唬鐮佷腑鐨勭3涓妭鐐規棤璁烘庝箞鏀瑰彉鍙傝冪┖闂寸粨鏋滈兘涓鏍?濡傛灉鐞嗚В鎴愭柟鍚?灝辮眮鐒跺紑鏈椾簡.
鍥犱負涓栫晫鍘熺偣,鐖惰妭鐐?浠栨湰韜?榪?涓妭鐐圭殑闈㈠悜鐨勬柟鍚戦兘鏄竴鏍風殑(榛樿-Z鏂瑰悜),鎵浠ョ浉瀵圭Щ鍔ㄧ殑鍊兼槸涓鏍?閮芥槸Y鏂瑰悜鐩稿縐誨姩50
濡傛灉涓栫晫鍘熺偣,鐖惰妭鐐歸兘鏄粯璁ら潰鍚慫姝f柟鍚?鏈韓鑺傜偣鏃嬭漿90搴﹂潰鍚慪鐨勬柟鍚?br>濡傛灉浠栧湪鏈湴絀洪棿translate(Vector3(0, 50, 0),SceneNode::TS_LOCAL),
鍥犱負浠栨湰韜湞鍚慪, 鍦ㄦ湰鍦扮┖闂碮鏂瑰悜縐誨姩50, 鍦ㄤ笘鐣岀┖闂?鍏跺疄灝辨槸-Z鏂瑰悜縐誨姩浜?0.
涓鍙ヨ瘽:閮芥槸鐩稿鐖惰妭鐐圭Щ鍔?0鍗曚綅,鑰屽弬鑰冪┖闂村彧鏄喅瀹氳繖50涓崟浣嶇Щ鍔ㄧ殑鏂瑰悜!
鎵浠ュ弬鑰冪┖闂寸悊瑙f垚鏈濆悜,灝卞浜?br>涓栫晫絀洪棿----------璁ゅ畾涓栫晫鍘熺偣鐨勬湞鍚戜負鏍囧噯鏈濆悜,榛樿-Z鏂瑰悜
鐖惰妭鐐圭┖闂?---------璁ゅ畾鐖惰妭鐐圭殑鏈濆悜涓烘爣鍑嗘湞鍚?br>鏈湴絀洪棿--------------璁ゅ畾鏈韓鑺傜偣鐨勬湞鍚戜負鏍囧噯鏈濆悜
閭d釜緗戝弸鐨勭悊瑙?鍏跺疄鍚堟儏鍚堢悊,浠栫殑鐞嗚В鍏跺疄灝辨槸涓嬮潰鍋囨兂鐨勫嚱鏁?
setPosition(TS_WORLD);
setPosition(TS_PARENT);
setPosition(TS_LOCAL);
鍙儨榪欏彧鏄亣鎯?璁劇疆浣嶇疆鐨勫嚱鏁板茍娌℃湁鍙傝冪┖闂村彲浠ラ墌~~
OGRE涓轟粈涔堜笉璁劇疆榪欐牱鐨勫嚱鏁板憿?鍥犱負鍏跺疄宸茬粡鏈夋浛浠g殑鍑芥暟浜?
setPosition() // 鐩稿鐖剁┖闂村潗鏍?/span>
setDerivedPosition() // 涓栫晫絀洪棿緇濆鍧愭爣
鑰屾湰鍦扮┖闂寸殑璁劇疆浣嶇疆鍑芥暟鏍規湰涓嶉渶瑕?...
鏈鍚?鍥炲ご涓鎯?涓轟粈涔堝鏄撴妸translate()鐞嗚В閿?...鍘熷洜灝辨槸translate(TS_PARENT)鐩稿鐖剁┖闂寸Щ鍔?br>鐨勬椂鍊?濡傛灉鎶婂弬鑰冪┖闂寸埗絀洪棿鐞嗚В鎴愭柟鍚戞垨鑰呬綅緗?2縐嶆儏鍐典笅緇撴灉鏄濂芥槸涓鏍風殑,宸у悎鍟?br>灝辨槸榪欑宸у悎,鏆楄棌浜嗕竴涓櫡榪?璁╁緢澶氫漢璁や負鐞嗚В鎴愪綅緗濂芥槸瀵圭殑...
涓嶄俊鐪嬫簮鐮?
鍥犱負mPosition鐩稿浜庣埗鑺傜偣鐨勪綅緗拰鏂瑰悜,
鎵浠ヨ綆楃粨鏋滈兘瑕佹崲綆楁垚鐖剁┖闂寸浉鍔?
鏈湴絀洪棿,鏈濇湰韜妭鐐圭殑鏈濆悜縐誨姩d,鎹㈠埌mPosition鐨勬墍鍦ㄧ殑鐖剁┖闂村彧闇瑕佹棆杞竴瀹氳搴?
榪欎釜瑙掑害搴旇鏄湰韜妭鐐規柟鍚戝拰鐖惰妭鐐圭殑鏂瑰悜鐨勫す瑙?姝eソ鏄痬Orientation
mPosition += mOrientation * d;
涓栫晫絀洪棿,鏈濅笘鐣屽師鐐圭殑鏈濆悜縐誨姩d ,鎹㈠埌mPosition鐨勬墍鍦ㄧ埗絀洪棿鍙渶瑕佹棆杞竴瀹氳搴?
榪欎釜瑙掑害搴旇鏄笘鐣屽師鐐規柟鍚戝拰鐖惰妭鐐圭殑鏂瑰悜鐨勫す瑙?姝eソ鏄埗鑺傜偣涓栫晫緇濆瑙掑害鍐嶅彇鍙?
(涓轟粈涔堣鍙栧弽,2涓洓鍏冩暟鐩鎬箻鏄笉鑳戒氦鎹㈢殑,鍥犱負涓栫晫鑺傜偣鍜岀埗鑺傜偣澶硅 != 鐖惰妭鐐瑰拰涓栫晫鑺傜偣澶硅,姝eソ鐩稿弽)
mPosition += (mParent->_getDerivedOrientation().Inverse() * d)
/ mParent->_getDerivedScale();
鐖惰妭鐐圭┖闂?鏈濈埗鑺傜偣鐨勬湞鍚戠Щ鍔╠ ,鎹㈠埌mPosition鐨勬墍鍦ㄧ埗絀洪棿鍙渶瑕佹棆杞竴瀹氳搴?
鐖剁┖闂磋漿鍒扮埗絀洪棿....鍏跺疄瑙掑害灝辨槸涓鑷寸殑
搴旇鏄痬Position += Quaternion::IDENTITY * d;
絳変環浜巑Position += d;
浜虹墿鐨勫姩浣滃垎涓轟笂鍗婅韓錛屼笅鍗婅韓鍔ㄤ綔
涓婂崐韜姩浣滐細浼戦棽銆佽蛋璺紙鍚戝墠銆佸悜鍚庛佸悜宸︺佸悜鍙籌級銆佽窇姝ワ紙鍚戝墠銆佸悜鍚庛佸悜宸︺佸悜鍙籌級銆佸噯澶囨垬鏂椼佽煩錛堝紑濮嬭煩錛岃煩寰幆銆佺粨鏉熻煩錛?br>涓嬪崐韜姩浣滐細浼戦棽銆佽蛋璺紙鍚戝墠銆佸悜鍚庛佸悜宸︺佸悜鍙籌級銆佽窇姝ワ紙鍚戝墠銆佸悜鍚庛佸悜宸︺佸悜鍙籌級銆佸噯澶囨垬鏂椼佽煩錛堝紑濮嬭煩錛岃煩寰幆銆佺粨鏉熻煩錛?/p>
鎺у埗閫昏緫錛?/p>

*******************************************************鎮蹭激鐨勫垎鍓茬嚎****************************************************************
闃熷垪鍛戒護闂錛?br>1.璧拌礬鐨勬椂鍊欓槦鍒楀垱寤哄お棰戠箒錛岃繘琛岃В鍐籌紙浣跨敤闃熷垪姹狅級
2.涓婇潰涓涓槦鍒楁墽琛屽畬姣曞悗鎵ц涓嬩竴涓槦鍒椼?br>3.闃熷垪瑕佽兘澶熷悓鏃跺鐞嗕袱涓懡浠わ紝鍥犱負鍦ㄨ繍鍔ㄧ殑鏃跺欐槸涓涓懡浠わ紝鎴樻枟鐨勬椂鍊欐槸鍙﹀涓涓懡浠ゃ?br>4.鍒濇鍐沖畾浣跨敤涓や釜闃熷垪錛屽垎鍒帶鍒朵笂鍗婅韓鍜屼笅鐝韓鍔ㄤ綔銆?/p>
絎竴縐嶈В鍐蟲柟妗堟濊礬鏁寸悊錛堣蛋璺?鏀誨嚮錛夛細
1.鍛戒護鍒嗙被錛屽閮ㄦ牴鎹懡浠ゅ線闃熷垪閲岄潰鎻掑叆鍛戒護
2.鍛戒護寮濮嬫墽琛岋紝鎴愬憳鍙橀噺璁頒綇鍛戒護鐨勫弬鏁幫紝騫跺湪娓叉煋鐨勬瘡涓甯ф墽琛屽懡浠ゃ?br>3.鎵ц鐨勬瘡涓甯ф彃鍊鹼紝澶勭悊鍛戒護
涓句緥錛?br>1.寰鍛戒護闃熷垪涓彃鍏ヨ蛋璺懡浠ゃ?nbsp; 1
2.鍦ㄦ瘡涓甯т腑鎵ц璧拌礬鍛戒護錛屼繚瀛樼洰鏍囦綅緗拰婧愪綅緗紝騫惰繘琛屾彃鍊箋?br>3.寰鍛戒護闃熷垪涓彃鍏ュ噯澶囨敾鍑誨懡浠?nbsp; 2 鏈変竴甯т笉璧板姩浜嗐傝В鍐蟲濊礬錛氭墽琛屾敾鍑葷殑鏃跺欎篃鎵ц璧拌礬鎻掑箋傦紵錛熸湁鍙兘娌℃湁闂錛屽洜涓洪熷害榪囧揩
4.寮濮嬫墽琛屽噯澶囨敾鍑誨懡浠?nbsp;
5.鍦ㄦ瘡涓甯т腑鎵ц鍑嗗鏀誨嚮鍛戒護 3
6.寰鍛戒護闃熷垪涓彃鍏ヨ蛋璺懡浠ゃ?nbsp;
7.鍦ㄦ瘡涓甯т腑鎵ц璧拌礬鍛戒護錛屼繚瀛樼洰鏍囦綅緗拰婧愪綅緗紝騫惰繘琛屾彃鍊?nbsp; 4
鎯蟲硶錛?br>1.涓婂崐韜拰涓嬪崐韜棤浠諱綍褰卞搷錛堟垬鏂楋細濡傛灉涓嬪崐韜繘琛屼紤闂插姩浣滄墠鏀瑰彉錛屽惁鍒欏彧鏀瑰彉鍔ㄤ綔銆傜Щ鍔細濡傛灉涓婂崐韜紤闂叉墠鏀瑰彉錛屽惁鍒欎笉鏀瑰彉錛?br>2.涓婂崐韜姩浣滃獎鍝嶄笅鍗婅韓.錛堟柦娉曪細鐩存帴淇敼涓婁笅鍗婅韓鍔ㄤ綔涓烘柦娉曪級
3.鍔ㄤ綔鎾斁緇撴潫鍚庡鐞嗕負
闃熷垪褰卞搷錛?br>絎簩縐嶆儏鍐電洿鎺ョ敤闃熷垪涓涓竴涓鐞嗐?br>絎竴縐嶆儏鍐墊瘮杈冮毦澶勭悊錛堝湪澶勭悊鎴樻枟鏃跺欙紝澶勭悊鎹㈠姩浣滃懡浠わ紝鐒跺悗澶勭悊縐誨姩鍛戒護錛?br>//StartAction鍒嗕負鍏ㄨ韓鍜屼笂鍗婅韓銆傘傘傘傘?/p>
鍔ㄤ綔鍒嗙粍錛?br>浼戦棽鍔ㄤ綔錛屼笉鎵撴柇鍔ㄤ綔錛岃繘搴︽潯鍔ㄤ綔錛?鍔ㄤ綔鎾斁瀹屾瘯銆?/p>
涓嶅彲琛岋細鍥犱負鍙湁涓涓槦鍒楋紝鎵浠ユ墽琛岃蛋璺懡浠ょ殑鏃跺欎笉鑳藉鐞嗘垬鏂楃殑鍛戒護銆?姝ゆ柟娉曟姏寮冦?/p>
*******************************************************甯屾湜鐨勫垎鍓茬嚎****************************************************************
楹葷儲錛?br>瑙e喅鏂規錛?br>瀵瑰鎺ュ彛錛氬閮ㄥ弬鏁頒笉綆′笂鍗婅韓錛屼笅鍗婅韓鍔ㄤ綔錛屾牴鎹懡浠ょ被鍨嬪垎閰嶅埌涓婂崐韜拰涓嬪崐韜槦鍒椾腑鍘伙紝鎺у埗涓婂崐韜拰涓嬪崐韜紤闂詫紝鎴樻枟銆?/鍏ㄨ韓鍔ㄤ綔鎴栬呬笂鍗婅韓鍔ㄤ綔銆?/p>
1.鍒嗕負涓婂崐韜紝涓嬪崐韜姩浣滀袱涓懡浠ら槦鍒楀垎鍒鐞嗕笂鍗婅韓鍜屼笅鍗婅韓鍔ㄤ綔銆?/p>
涓句緥錛?br>璧拌礬+鎴樻枟錛?br>1.鍛戒護闃熷垪涓彃鍏ヨ蛋璺懡浠?br>2.鍚戜笂鍗婅韓錛屼笅鍗婅韓闃熷垪涓垎鍙戝悇鍒嗗彂涓涓蛋璺懡浠ゃ?br>3.浼氬悓鏃跺鐞嗚蛋璺懡浠ゃ?br>4.鍛戒護闃熷垪涓鍔犳垬鏂楀懡浠ゃ?br>5.鍒ゆ柇涓嬪崐韜椂鍊欎紤闂詫紝涓嶆槸鐨勮瘽鍒嗗彂鎴樻枟鍛戒護錛屽悜涓婂崐韜槦鍒椾腑鍒嗗彂鎴樻枟鍛戒護銆?br>6.澶勭悊涓婂崐韜紝涓嬪崐韜姩鐢繪挱鏀捐繃紼嬩腑鐨勫鐞嗐?/p>
娉ㄦ剰錛?br>1.涓婂崐韜殑鍔ㄤ綔鍜屼笅鍗婅韓涓鏍風殑鏃跺欍傛牴鎹笅鍗婅韓鐨勫姩浣滃撫鏁版帶鍒躲?br>2.鍒嗗彂鍣紝鏍規嵁涓嶅悓鐨勬父鎴忔湁涓嶅悓鐨勫垎鍙戝師鍒欍?/p>
*******************************************************甯屾湜鐨勫垎鍓茬嚎****************************************************************
琛ㄩ潰鍜屽叾瀹冧竴浜汥irect3D璧勬簮琚斁鍦ㄥ縐嶅唴瀛樻睜涓傚唴瀛樻睜鐨勭綾葷敱D3DPOOL鏋氫婦綾誨瀷鐨勪竴涓垚鍛樻潵鎸囧畾銆傚彲鐢ㄥ埌鐨勫唴瀛樻睜鏈変笅鍒楀嚑縐嶏細
D3DPOOL_DEFAULT鈥斺旇〃紺篋irect3D灝嗘牴鎹祫婧愮殑綾誨瀷鍜岀敤閫旀妸瀹冧滑鏀懼湪鏈鍚堥傜殑鍦版柟銆傝繖鏈夊彲鑳芥槸鏄懼瓨銆丄GP鍐呭瓨鎴栬呯郴緇熷唴瀛樹腑銆傚煎緱娉ㄦ剰鐨勬槸錛岃繖縐嶅唴瀛樻睜涓殑璧勬簮蹇呴』瑕佸湪IDirect3DDevice9::Reset琚皟鐢ㄤ箣鍓嶆秷姣佹帀錛屽茍涓斿啀嬈′嬌鐢ㄦ椂蹇呴』閲嶆柊鍒濆鍖栥?/p>
鐞嗚В錛?緋葷粺鑷姩鍒嗛厤鍐呭瓨錛屾爤鍐呭瓨涓鏍鳳紝緋葷粺鑷姩鍒嗛厤鍐呭瓨浣嶇疆銆?/p>
D3DPOOL_MANAGED鈥斺旇祫婧愬皢鐢盌irect3D綆$悊騫朵笖鎸夎澶囩殑闇瑕佹潵鎸囧畾鏀懼湪鏄懼瓨榪樻槸鏀懼湪AGP鍐呭瓨涓傚綋搴旂敤紼嬪簭璁塊棶鍜屾敼鍙樿祫婧愭椂瀹冨厛鎶婅繖浜涜祫婧愭嫹璐濆埌緋葷粺鍐呭瓨涓紝褰撻渶瑕佹椂Direct3D浼氳嚜鍔ㄦ妸瀹冧滑鎷瘋礉鍒版樉瀛橀噷銆?/p>
鐞嗚В錛氱洿鎺ユ斁鍦ㄦ樉瀛樹腑錛屽綋鏀瑰彉璧勬簮鏃訛紝鎷瘋礉浼氬唴瀛橈紝淇敼瀹屽啀鍥炴樉瀛橈紝涓嶉渶鏀瑰彉鐨勮祫婧愭瘮杈冮傚悎銆?/p>
D3DPOOL_SYSTEMMEM鈥斺旀寚瀹氳祫婧愭斁鍦ㄧ郴緇熷唴瀛樹腑銆?/p>
D3DPOOL_SCRATCH鈥斺旀寚瀹氳祫婧愭斁鍦ㄧ郴緇熷唴瀛樹腑錛屽畠涓嶥3DPOOL_SYSTEMMEM涓嶅悓涔嬪鍦ㄤ簬浣跨敤榪欎簺璧勬簮涓嶅繀鍙楀浘褰㈣澶囩殑闄愬埗銆傚洜姝わ紝鍙傛暟浣垮浘褰㈣澶囦笉鑳借闂鍐呭瓨姹犵殑璧勬簮錛屼絾璧勬簮鍙互鐩鎬簰鎷瘋礉銆?/p>
鐞嗚В錛氭斁鍦ㄥ唴瀛樹腑錛屽綋鍥懼艦璁懼涓嶈兘璁塊棶錛岀粡甯歌闂拰淇敼鐨勮祫婧愩?/p>
鍐呭瓨閿佸畾鏂瑰紡
D3DLOCK_DISCARD鈥斺旇繖涓弬鏁頒粎浠呬細鍦ㄥ姩鎬佺紦瀛樻椂琚嬌鐢ㄣ傚畠鎸囩ず紜歡涓㈠純緙撳瓨騫惰繑鍥炰竴涓寚鍚戞柊鍒嗛厤鐨勭紦瀛樼殑鎸囬拡銆傝繖鏄緢鏈夌敤錛屽洜涓哄綋鎴戜滑瀛樺彇涓涓柊鍒嗛厤鐨勭紦瀛樻椂瀹冨厑璁哥‖浠剁戶緇粠涓㈠純鐨勭紦瀛樻覆鏌撱傝繖闃叉浜嗙‖浠跺歡榪熴?/p>
鍔ㄦ佺紦瀛樼殑鏃跺欎嬌鐢紝鍘熸湁鐨勪細琚涪寮冦?/p>
D3DLOCK_NOOVERWRITE鈥斺旇繖涓弬鏁頒粎浠呬細鍦ㄥ姩鎬佺紦瀛樻椂琚嬌鐢ㄣ傚畠澹版槑浣犲皢鍚戠紦瀛樹腑娣誨姞鏁版嵁銆傚嵆浣犱笉鑳藉悜宸茬粡娓叉煋鐨勫唴瀛樹腑鍐欐暟鎹傝繖鏄湁濂藉鐨勫洜涓轟粬鍏佽浣犲湪娣誨姞鏂版暟鎹埌緙撳瓨鐨勫悓鏃惰紜歡緇х畫娓叉煋銆?/p>
鍙悜緙撳瓨涓鍔犳暟鎹?/p>
D3DLOCK_READONLY鈥斺旇繖涓弬鏁板0鏄庝綘閿佸畾鐨勭紦瀛樺彧鑳戒粠涓鍙栨暟鎹屼笉鑳藉啓鏁版嵁銆傝繖鍏佽涓浜涘唴鍦ㄧ殑浼樺寲銆?/p>
鐢ㄥ弬鏁癉3DLOCK_DISCARD鍜孌3DLOCK_NOOVERWRITE琛ㄦ槑緙撳瓨鐨勪竴閮ㄥ垎琚攣瀹氫箣鍚庤兘緇х畫琚嬌鐢ㄣ傚亣濡傜‖浠墮厤緗厑璁歌繖浜涙爣璁拌浣跨敤錛屽垯鍦ㄥ緙撳瓨榪涜閿佸畾鏃訛紝鍏朵粬鐨勬樉紺烘搷浣滃氨涓嶄細涓柇銆?/p>
浜ゆ崲緙撳啿綾誨瀷
D3DSWAPEFFECT_DISCARD錛?nbsp; 鍚庡彴鐨勭紦鍐插尯澶嶅埗鍒板睆騫曚笂錛屼涪寮冨悗澶囩紦鍐插尯
D3DSWAPEFFECT_FLIP錛?nbsp; 鍚庡彴緙撳啿鍖哄拰鍓嶅彴緙撳啿鍖鴻皟鎹?br>D3DSWAPEFFECT_COPY錛?nbsp; 鍚庡彴緙撳啿鍖哄鍒跺埌鍓嶅彴緙撳啿鍖?nbsp;
緙撳瓨鍒涘緩鏍囧織
3DUSAGE_DYNAMIC鈥斺旇緗繖涓弬鏁板彲浠ヤ嬌緙撳瓨鏄姩鎬佺殑銆?br>D3DUSAGE_POINTS鈥斺旇繖涓弬鏁版寚瀹氱紦瀛樺瓨鍌ㄥ師濮嬬偣銆傝繖涓弬鏁頒粎浠呯敤鍦ㄩ《鐐圭紦鍐蹭腑銆?br>D3DUSAGE_SOFTWAREPROCESSING鈥斺斾嬌鐢ㄨ蔣浠墮《鐐瑰鐞?br>D3DUSAGE_WRITEONLY鈥斺旀寚瀹氬簲鐢ㄧ▼搴忓彧鑳藉啓緙撳瓨銆傚畠鍏佽椹卞姩紼嬪簭鍒嗛厤鏈閫傚悎鐨勫唴瀛樺湴鍧浣滀負鍐欑紦瀛樸傛敞鎰忓鏋滀粠鍒涘緩濂界殑榪欑緙撳瓨涓鏁版嵁錛屽皢浼氳繑鍥為敊璇俊鎭?/p>
// 鏄劇ず鍦ㄥ乏涓婅錛?28×128瀹?/span>
RECT rect;
rect.left = 0;
rect.right = 128;
rect.top = 0;
rect.bottom = 128;
// 鏄劇ず
g_pd3dDevice->Present(0 , &rect , 0 , 0); 