{"id":644,"date":"2009-09-22T12:42:00","date_gmt":"2009-09-22T04:42:00","guid":{"rendered":""},"modified":"2013-11-17T17:07:57","modified_gmt":"2013-11-17T09:07:57","slug":"opengl%e6%95%99%e7%a8%8bdelphi%e7%89%887-%e6%bb%a4%e6%b3%a2","status":"publish","type":"post","link":"https:\/\/kyle.ai\/blog\/644.html","title":{"rendered":"openGL\u6559\u7a0bdelphi\u7248(7)&#8212;-\u6ee4\u6ce2"},"content":{"rendered":"<pre class=\"brush: delphi; title: ; notranslate\" title=\"\">\r\n{\r\n\u8fd9\u4e00\u8bfe\u6211\u4f1a\u6559\u60a8\u5982\u4f55\u4f7f\u7528\u4e09\u79cd\u4e0d\u540c\u7684\u7eb9\u7406\u6ee4\u6ce2\u65b9\u5f0f\u3002\r\n\u6559\u60a8\u5982\u4f55\u4f7f\u7528\u952e\u76d8\u6765\u79fb\u52a8\u573a\u666f\u4e2d\u7684\u5bf9\u8c61\uff0c\u8fd8\u4f1a\u6559\u60a8\u5728OpenGL\u573a\u666f\u4e2d\u5e94\u7528\u7b80\u5355\u7684\u5149\u7167\u3002\r\n\u8fd9\u4e00\u8bfe\u5305\u542b\u4e86\u5f88\u591a\u5185\u5bb9\uff0c\u5982\u679c\u60a8\u5bf9\u524d\u9762\u7684\u8bfe\u7a0b\u6709\u7591\u95ee\u7684\u8bdd\uff0c\u5148\u56de\u5934\u590d\u4e60\u4e00\u4e0b\u3002\r\n\u8fdb\u5165\u540e\u9762\u7684\u4ee3\u7801\u4e4b\u524d\uff0c\u5f88\u597d\u7684\u7406\u89e3\u57fa\u7840\u77e5\u8bc6\u5341\u5206\u91cd\u8981\u3002\r\n\u6211\u4eec\u8fd8\u662f\u5728\u7b2c\u4e00\u8bfe\u7684\u4ee3\u7801\u4e0a\u52a0\u4ee5\u4fee\u6539\u3002\r\n\u8ddf\u4ee5\u524d\u4e0d\u4e00\u6837\u7684\u662f\uff0c\u53ea\u8981\u6709\u4efb\u4f55\u5927\u7684\u6539\u52a8\uff0c\u6211\u90fd\u4f1a\u5199\u51fa\u6574\u6bb5\u4ee3\u7801\u3002\r\n\r\n\u9996\u5148\u6211\u4eec\u8fd8\u8981\u52a0\u8fdbSysUtils\u5355\u5143\u548cGlaux\u5355\u5143\u3002\r\n}\r\n\r\nUses\r\n   SysUtils,\r\n   opengl,\r\n   windows,\r\n   Messages,\r\n   Glaux In '..\\..\\GLAUX\\Glaux.pas';\r\n\r\n   \/\/\u4e0b\u9762\u51e0\u884c\u662f\u589e\u52a0\u65b0\u7684\u53d8\u91cf\u3002\r\n\r\n   \/\/\u6211\u4eec\u589e\u52a0\u4e09\u4e2a\u5e03\u5c14\u53d8\u91cf\u3002\r\n   \/\/ light \u53d8\u91cf\u8ddf\u8e2a\u5149\u7167\u662f\u5426\u6253\u5f00\u3002\r\n   \/\/\u53d8\u91cflp\u548cfp\u7528\u6765\u5b58\u50a8'L' \u548c'F'\u952e\u662f\u5426\u6309\u4e0b\u7684\u72b6\u6001\u3002\r\n   \/\/\u540e\u9762\u6211\u4f1a\u89e3\u91ca\u8fd9\u4e9b\u53d8\u91cf\u7684\u91cd\u8981\u6027\u3002\u73b0\u5728\uff0c\u5148\u653e\u5728\u4e00\u8fb9\u5427\u3002\r\n   light            : Boolean;          \/\/ \u5149\u6e90\u7684\u5f00\/\u5173\r\n   lp               : Boolean;          \/\/ L\u952e\u6309\u4e0b\u4e86\u4e48?\r\n   fp               : Boolean;          \/\/ F\u952e\u6309\u4e0b\u4e86\u4e48?\r\n\r\n   \/\/\u73b0\u5728\u8bbe\u7f6e5\u4e2a\u53d8\u91cf\u6765\u63a7\u5236\u7ed5x\u8f74\u548cy\u8f74\u65cb\u8f6c\u89d2\u5ea6\u7684\u6b65\u957f\uff0c\r\n   \/\/\u4ee5\u53ca\u7ed5x\u8f74\u548cy\u8f74\u7684\u65cb\u8f6c\u901f\u5ea6\u3002\r\n   \/\/\u53e6\u5916\u8fd8\u521b\u5efa\u4e86\u4e00\u4e2az\u53d8\u91cf\u6765\u63a7\u5236\u8fdb\u5165\u5c4f\u5e55\u6df1\u5904\u7684\u8ddd\u79bb\u3002\r\n   xrot             : GLfloat;          \/\/ X \u65cb\u8f6c\r\n   yrot             : GLfloat;          \/\/ Y \u65cb\u8f6c\r\n   xspeed           : GLfloat;          \/\/ X \u65cb\u8f6c\u901f\u5ea6\r\n   yspeed           : GLfloat;          \/\/ Y \u65cb\u8f6c\u901f\u5ea6\r\n\r\n   z                : GLfloat = -5.0 f; \/\/ \u6df1\u5165\u5c4f\u5e55\u7684\u8ddd\u79bb\r\n\r\n   \/\/\u63a5\u7740\u8bbe\u7f6e\u7528\u6765\u521b\u5efa\u5149\u6e90\u7684\u6570\u7ec4\u3002\r\n   \/\/\u6211\u4eec\u5c06\u4f7f\u7528\u4e24\u79cd\u4e0d\u540c\u7684\u5149\u3002\r\n   \/\/\u7b2c\u4e00\u79cd\u79f0\u4e3a\u73af\u5883\u5149\u3002\u73af\u5883\u5149\u6765\u81ea\u4e8e\u56db\u9762\u516b\u65b9\u3002\r\n   \/\/\u6240\u6709\u573a\u666f\u4e2d\u7684\u5bf9\u8c61\u90fd\u5904\u4e8e\u73af\u5883\u5149\u7684\u7167\u5c04\u4e2d\u3002\r\n   \/\/\u7b2c\u4e8c\u79cd\u7c7b\u578b\u7684\u5149\u6e90\u53eb\u505a\u6f2b\u5c04\u5149\u3002\r\n   \/\/\u6f2b\u5c04\u5149\u7531\u7279\u5b9a\u7684\u5149\u6e90\u4ea7\u751f\uff0c\u5e76\u5728\u60a8\u7684\u573a\u666f\u4e2d\u7684\u5bf9\u8c61\u8868\u9762\u4e0a\u4ea7\u751f\u53cd\u5c04\u3002\r\n   \/\/\u5904\u4e8e\u6f2b\u5c04\u5149\u76f4\u63a5\u7167\u5c04\u4e0b\u7684\u4efb\u4f55\u5bf9\u8c61\u8868\u9762\u90fd\u53d8\u5f97\u5f88\u4eae\uff0c\r\n   \/\/\u800c\u51e0\u4e4e\u672a\u88ab\u7167\u5c04\u5230\u7684\u533a\u57df\u5c31\u663e\u5f97\u8981\u6697\u4e00\u4e9b\u3002\r\n   \/\/\u8fd9\u6837\u5728\u6211\u4eec\u6240\u521b\u5efa\u7684\u6728\u677f\u7bb1\u7684\u68f1\u8fb9\u4e0a\u5c31\u4f1a\u4ea7\u751f\u7684\u5f88\u4e0d\u9519\u7684\u9634\u5f71\u6548\u679c\u3002\r\n   \/\/\u521b\u5efa\u5149\u6e90\u7684\u8fc7\u7a0b\u548c\u989c\u8272\u7684\u521b\u5efa\u5b8c\u5168\u4e00\u81f4\u3002\r\n   \/\/\u524d\u4e09\u4e2a\u53c2\u6570\u5206\u522b\u662fRGB\u4e09\u8272\u5206\u91cf\uff0c\u6700\u540e\u4e00\u4e2a\u662falpha\u901a\u9053\u53c2\u6570\u3002\r\n\r\n   \/\/\u56e0\u6b64\uff0c\u4e0b\u9762\u7684\u4ee3\u7801\u6211\u4eec\u5f97\u5230\u7684\u662f\u534a\u4eae(0.5f)\u7684\u767d\u8272\u73af\u5883\u5149\u3002\r\n   \/\/\u5982\u679c\u6ca1\u6709\u73af\u5883\u5149\uff0c\u672a\u88ab\u6f2b\u5c04\u5149\u7167\u5230\u7684\u5730\u65b9\u4f1a\u53d8\u5f97\u5341\u5206\u9ed1\u6697\u3002\r\n   LightAmbient     : Array&#x5B;0..3] Of GLfloat = (0.5, 0.5, 0.5, 1.0);  \/\/\u73af\u5883\u5149\u53c2\u6570 ( \u65b0\u589e )\r\n   \/\/\u4e0b\u4e00\u884c\u4ee3\u7801\u6211\u4eec\u751f\u6210\u6700\u4eae\u7684\u6f2b\u5c04\u5149\u3002\r\n   \/\/\u6240\u6709\u7684\u53c2\u6570\u503c\u90fd\u53d6\u6210\u6700\u5927\u503c1.0f\u3002\r\n   \/\/\u5b83\u5c06\u7167\u5728\u6211\u4eec\u6728\u677f\u7bb1\u7684\u524d\u9762\uff0c\u770b\u8d77\u6765\u633a\u597d\u3002\r\n   LightDiffuse     : Array&#x5B;0..3] Of GLfloat = (1.0, 1.0, 1.0, 1.0);  \/\/ \u6f2b\u5c04\u5149\u53c2\u6570 ( \u65b0\u589e )\r\n   \/\/\u6700\u540e\u6211\u4eec\u4fdd\u5b58\u5149\u6e90\u7684\u4f4d\u7f6e\u3002\r\n   \/\/\u524d\u4e09\u4e2a\u53c2\u6570\u548cglTranslate\u4e2d\u7684\u4e00\u6837\u3002\r\n   \/\/\u4f9d\u6b21\u5206\u522b\u662fXYZ\u8f74\u4e0a\u7684\u4f4d\u79fb\u3002\r\n   \/\/\u7531\u4e8e\u6211\u4eec\u60f3\u8981\u5149\u7ebf\u76f4\u63a5\u7167\u5c04\u5728\u6728\u7bb1\u7684\u6b63\u9762\uff0c\u6240\u4ee5XY\u8f74\u4e0a\u7684\u4f4d\u79fb\u90fd\u662f0.0\u3002\r\n   \/\/\u7b2c\u4e09\u4e2a\u503c\u662fZ\u8f74\u4e0a\u7684\u4f4d\u79fb\u3002\r\n   \/\/\u4e3a\u4e86\u4fdd\u8bc1\u5149\u7ebf\u603b\u5728\u6728\u7bb1\u7684\u524d\u9762\uff0c\r\n   \/\/\u6240\u4ee5\u6211\u4eec\u5c06\u5149\u6e90\u7684\u4f4d\u7f6e\u671d\u7740\u89c2\u5bdf\u8005(\u5c31\u662f\u60a8\u54ea\u3002)\u632a\u51fa\u5c4f\u5e55\u3002\r\n   \/\/\u6211\u4eec\u901a\u5e38\u5c06\u5c4f\u5e55\u4e5f\u5c31\u662f\u663e\u793a\u5668\u7684\u5c4f\u5e55\u73bb\u7483\u6240\u5904\u7684\u4f4d\u7f6e\u79f0\u4f5cZ\u8f74\u76840.0\u70b9\u3002\r\n   \/\/\u6240\u4ee5Z\u8f74\u4e0a\u7684\u4f4d\u79fb\u6700\u540e\u5b9a\u4e3a2.0\u3002\r\n   \/\/\u5047\u5982\u60a8\u80fd\u591f\u770b\u89c1\u5149\u6e90\u7684\u8bdd\uff0c\u5b83\u5c31\u6d6e\u5728\u60a8\u663e\u793a\u5668\u7684\u524d\u65b9\u3002\r\n   \/\/\u5f53\u7136\uff0c\u5982\u679c\u6728\u7bb1\u4e0d\u5728\u663e\u793a\u5668\u7684\u5c4f\u5e55\u73bb\u7483\u540e\u9762\u7684\u8bdd\uff0c\u60a8\u4e5f\u65e0\u6cd5\u770b\u89c1\u7bb1\u5b50\u3002\r\n   \/\/\u300e\u8bd1\u8005\u6ce8\uff1a\u6211\u5f88\u6b23\u8d4fNeHe\u7684\u8010\u5fc3\u3002\r\n   \/\/\u8bf4\u771f\u7684\u6709\u65f6\u6211\u90fd\u6253\u70e6\u4e86\uff0c\u8fd9\u4e48\u7b80\u5355\u7684\u4e8b\u4ed6\u8fd9\u4e48\u5e9f\u8bdd\u5e72\u561b\uff1f\r\n   \/\/\u4f46\u5982\u679c\u4ec0\u4e48\u90fd\u6e05\u695a\uff0c\u60a8\u8fd8\u4f1a\u7ffb\u7740\u8fd9\u6837\u7684\u9875\u9762\u770b\u4e2a\u6ca1\u5b8c\u4e48\uff1f\u300f\r\n   \/\/\u6700\u540e\u4e00\u4e2a\u53c2\u6570\u53d6\u4e3a1.0f\u3002\r\n   \/\/\u8fd9\u5c06\u544a\u8bc9OpenGL\u8fd9\u91cc\u6307\u5b9a\u7684\u5750\u6807\u5c31\u662f\u5149\u6e90\u7684\u4f4d\u7f6e\uff0c\u4ee5\u540e\u7684\u6559\u7a0b\u4e2d\u6211\u4f1a\u591a\u52a0\u89e3\u91ca\u3002\r\n   LightPosition    : Array&#x5B;0..3] Of GLfloat = (0.0, 0.0, 2.0, 1.0);  \/\/ \u5149\u6e90\u4f4d\u7f6e ( \u65b0\u589e )\r\n\r\n   \/\/filter \u53d8\u91cf\u8ddf\u8e2a\u663e\u793a\u65f6\u6240\u91c7\u7528\u7684\u7eb9\u7406\u7c7b\u578b\u3002\r\n   \/\/\u7b2c\u4e00\u79cd\u7eb9\u7406(texture 0) \u4f7f\u7528gl_nearest(\u4e0d\u5149\u6ed1)\u6ee4\u6ce2\u65b9\u5f0f\u6784\u5efa\u3002\r\n   \/\/\u7b2c\u4e8c\u79cd\u7eb9\u7406 (texture 1) \u4f7f\u7528gl_linear(\u7ebf\u6027\u6ee4\u6ce2) \u65b9\u5f0f\uff0c\r\n   \/\/\u79bb\u5c4f\u5e55\u8d8a\u8fd1\u7684\u56fe\u50cf\u770b\u8d77\u6765\u5c31\u8d8a\u5149\u6ed1\u3002\r\n   \/\/\u7b2c\u4e09\u79cd\u7eb9\u7406 (texture 2) \u4f7f\u7528 mipmapped\u6ee4\u6ce2\u65b9\u5f0f,\r\n   \/\/\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5916\u89c2\u5341\u5206\u4f18\u79c0\u7684\u7eb9\u7406\u3002\r\n   \/\/\u6839\u636e\u6211\u4eec\u7684\u4f7f\u7528\u7c7b\u578b\uff0cfilter \u53d8\u91cf\u7684\u503c\u5206\u522b\u7b49\u4e8e 0, 1 \u6216 2 \u3002\r\n   \/\/\u4e0b\u9762\u6211\u4eec\u4ece\u7b2c\u4e00\u79cd\u7eb9\u7406\u5f00\u59cb\u3002\r\n   \/\/texture\u4e3a\u4e09\u79cd\u4e0d\u540c\u7eb9\u7406\u5206\u914d\u50a8\u5b58\u7a7a\u95f4\u3002\r\n   \/\/\u5b83\u4eec\u5206\u522b\u4f4d\u4e8e\u5728 texture&#x5B;0], texture&#x5B;1] \u548c texture&#x5B;2]\u4e2d\u3002\r\n\r\n   filter           : GLuint;           \/\/ \u6ee4\u6ce2\u7c7b\u578b\r\n   texture          : Array&#x5B;0..2] Of GLuint; \/\/ 3\u79cd\u7eb9\u7406\u7684\u50a8\u5b58\u7a7a\u95f4\r\n\r\nProcedure glGenTextures(n: GLsizei; Var textures: GLuint); stdcall; external\r\n   opengl32;\r\n\r\nProcedure glBindTexture(target: GLenum; texture: GLuint); stdcall; external\r\n   opengl32;\r\n\r\nFunction gluBuild2DMipmaps(target: GLenum; components, width, height: GLint;\r\n   format, atype: GLenum; data: Pointer): Integer; stdcall; external glu32 name\r\n   'gluBuild2DMipmaps';\r\n\r\n{\r\n\u73b0\u5728\u8f7d\u5165\u4e00\u4e2a\u4f4d\u56fe\uff0c\u5e76\u7528\u5b83\u521b\u5efa\u4e09\u79cd\u4e0d\u540c\u7684\u7eb9\u7406\u3002\r\n\u8fd9\u4e00\u8bfe\u4f7f\u7528glaux\u8f85\u52a9\u5e93\u6765\u8f7d\u5165\u4f4d\u56fe\uff0c\r\n\u56e0\u6b64\u5728\u7f16\u8bd1\u65f6\u60a8\u5e94\u8be5\u786e\u8ba4\u662f\u5426\u5305\u542b\u4e86glaux\u5e93\u3002\r\n\u6211\u77e5\u9053Delphi\u548cVC++\u90fd\u5305\u542b\u4e86glaux\u5e93\uff0c\u4f46\u522b\u7684\u8bed\u8a00\u4e0d\u80fd\u4fdd\u8bc1\u90fd\u6709\u3002\r\n\u300e\u8bd1\u8005\u6ce8\uff1aglaux\u662fOpenGL\u8f85\u52a9\u5e93\uff0c\u6839\u636eOpenGL\u7684\u8de8\u5e73\u53f0\u7279\u6027\uff0c\r\n\u6240\u6709\u5e73\u53f0\u4e0a\u7684\u4ee3\u7801\u90fd\u5e94\u901a\u7528\u3002\u4f46\u8f85\u52a9\u5e93\u4e0d\u662f\u6b63\u5f0f\u7684OpenGL\u6807\u51c6\u5e93\uff0c\r\n\u6ca1\u6709\u51fa\u73b0\u5728\u6240\u6709\u7684\u5e73\u53f0\u4e0a\u3002\u4f46\u6b63\u597d\u5728Win32\u5e73\u53f0\u4e0a\u53ef\u7528\u3002\r\n\u5475\u5475\uff0cBCB\u5f53\u7136\u4e5f\u6ca1\u95ee\u9898\u4e86\u3002\u300f\u8fd9\u91cc\u6211\u53ea\u5bf9\u65b0\u589e\u7684\u4ee3\u7801\u505a\u6ce8\u89e3\u3002\r\n\u5982\u679c\u60a8\u5bf9\u67d0\u884c\u4ee3\u7801\u6709\u7591\u95ee\u7684\u8bdd\uff0c\u8bf7\u67e5\u770b\u6559\u7a0b\u516d\u3002\r\n\u90a3\u4e00\u8bfe\u5f88\u8be6\u7ec6\u7684\u89e3\u91ca\u4e86\u8f7d\u5165\u3001\u521b\u5efa\u7eb9\u7406\u7684\u5185\u5bb9\u3002\r\n\u5728\u4e0a\u4e00\u6bb5\u4ee3\u7801\u540e\u9762\u53ca glResizeWnd ()\u4e4b\u524d\u7684\u4f4d\u7f6e\uff0c\r\n\u6211\u4eec\u589e\u52a0\u4e86\u4e0b\u9762\u7684\u4ee3\u7801\u3002\u8fd9\u548c\u7b2c\u516d\u8bfe\u4e2d\u8f7d\u5165\u4f4d\u56fe\u7684\u4ee3\u7801\u51e0\u4e4e\u76f8\u540c\u3002\r\n}\r\n\r\nFunction LoadBmp(filename: pchar): PTAUX_RGBImageRec;\r\nVar\r\n   BitmapFile       : Thandle;          \/\/ \u6587\u4ef6\u53e5\u67c4\r\nBegin\r\n   If Filename = '' Then                \/\/ \u786e\u4fdd\u6587\u4ef6\u540d\u5df2\u63d0\u4f9b\u3002\r\n      result := Nil;                    \/\/ \u5982\u679c\u6ca1\u63d0\u4f9b\uff0c\u8fd4\u56de NULL\r\n   BitmapFile := FileOpen(Filename, fmOpenWrite); \/\/\u5c1d\u8bd5\u6253\u5f00\u6587\u4ef6\r\n   If BitmapFile &gt; 0 Then               \/\/ \u6587\u4ef6\u5b58\u5728\u4e48?\r\n      Begin\r\n         FileClose(BitmapFile);         \/\/ \u5173\u95ed\u53e5\u67c4\r\n         result := auxDIBImageLoadA(filename); \/\/\u8f7d\u5165\u4f4d\u56fe\u5e76\u8fd4\u56de\u6307\u9488\r\n      End\r\n   Else\r\n      result := Nil;                    \/\/ \u5982\u679c\u8f7d\u5165\u5931\u8d25\uff0c\u8fd4\u56deNiL\u3002\r\nEnd;\r\n\r\nFunction LoadTexture: boolean;          \/\/ \u8f7d\u5165\u4f4d\u56fe\u5e76\u8f6c\u6362\u6210\u7eb9\u7406\r\nVar\r\n   Status           : boolean;          \/\/ Status \u6307\u793a\u5668\r\n   TextureImage     : Array&#x5B;0..1] Of PTAUX_RGBImageRec; \/\/ \u521b\u5efa\u7eb9\u7406\u7684\u5b58\u50a8\u7a7a\u95f4\r\nBegin\r\n   Status := false;\r\n   ZeroMemory(@TextureImage, sizeof(TextureImage)); \/\/ \u5c06\u6307\u9488\u8bbe\u4e3a NULL\r\n   TextureImage&#x5B;0] := LoadBMP('Walls.bmp');\r\n   If TextureImage&#x5B;0] &lt;&gt; Nil Then\r\n      Begin\r\n         Status := TRUE;                \/\/ \u5c06 Status \u8bbe\u4e3a TRUE\r\n         glGenTextures(1, texture&#x5B;0]);  \/\/ \u521b\u5efa\u7eb9\u7406\r\n         \/\/\u7b2c\u516d\u8bfe\u4e2d\u6211\u4eec\u4f7f\u7528\u4e86\u7ebf\u6027\u6ee4\u6ce2\u7684\u7eb9\u7406\u8d34\u56fe\u3002\r\n         \/\/\u8fd9\u9700\u8981\u673a\u5668\u6709\u76f8\u5f53\u9ad8\u7684\u5904\u7406\u80fd\u529b\uff0c\u4f46\u5b83\u4eec\u770b\u8d77\u6765\u5f88\u4e0d\u9519\u3002\r\n         \/\/\u8fd9\u4e00\u8bfe\u4e2d\uff0c\u6211\u4eec\u63a5\u7740\u8981\u521b\u5efa\u7684\u7b2c\u4e00\u79cd\u7eb9\u7406\u4f7f\u7528 GL_NEAREST\u65b9\u5f0f\u3002\r\n         \/\/\u4ece\u539f\u7406\u4e0a\u8bb2\uff0c\u8fd9\u79cd\u65b9\u5f0f\u6ca1\u6709\u771f\u6b63\u8fdb\u884c\u6ee4\u6ce2\u3002\r\n         \/\/\u5b83\u53ea\u5360\u7528\u5f88\u5c0f\u7684\u5904\u7406\u80fd\u529b\uff0c\u770b\u8d77\u6765\u4e5f\u5f88\u5dee\u3002\r\n         \/\/\u552f\u4e00\u7684\u597d\u5904\u662f\u8fd9\u6837\u6211\u4eec\u7684\u5de5\u7a0b\u5728\u5f88\u5feb\u548c\u5f88\u6162\u7684\u673a\u5668\u4e0a\u90fd\u53ef\u4ee5\u6b63\u5e38\u8fd0\u884c\u3002\r\n         \/\/\u60a8\u4f1a\u6ce8\u610f\u5230\u6211\u4eec\u5728 MIN \u548c MAG \u65f6\u90fd\u91c7\u7528\u4e86GL_NEAREST,\r\n         \/\/\u4f60\u53ef\u4ee5\u6df7\u5408\u4f7f\u7528 GL_NEAREST \u548c GL_LINEAR\u3002\r\n         \/\/\u7eb9\u7406\u770b\u8d77\u6765\u6548\u679c\u4f1a\u597d\u4e9b\uff0c\u4f46\u6211\u4eec\u66f4\u5173\u5fc3\u901f\u5ea6\uff0c\u6240\u4ee5\u5168\u91c7\u7528\u4f4e\u8d28\u91cf\u8d34\u56fe\u3002\r\n         \/\/MIN_FILTER\u5728\u56fe\u50cf\u7ed8\u5236\u65f6\u5c0f\u4e8e\u8d34\u56fe\u7684\u539f\u59cb\u5c3a\u5bf8\u65f6\u91c7\u7528\u3002\r\n         \/\/MAG_FILTER\u5728\u56fe\u50cf\u7ed8\u5236\u65f6\u5927\u4e8e\u8d34\u56fe\u7684\u539f\u59cb\u5c3a\u5bf8\u65f6\u91c7\u7528\u3002\r\n\r\n         \/\/ \u521b\u5efa Nearest \u6ee4\u6ce2\u8d34\u56fe\r\n         glBindTexture(GL_TEXTURE_2D, texture&#x5B;0]);\r\n         \/\/ \u751f\u6210\u7eb9\u7406\r\n         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);  \/\/ ( \u65b0\u589e )\r\n         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);  \/\/ ( \u65b0\u589e )\r\n\r\n         glTexImage2D(GL_TEXTURE_2D, 0, 3, TextureImage&#x5B;0].sizeX,\r\n            TextureImage&#x5B;0].sizeY, 0, GL_RGB, GL_UNSIGNED_BYTE,\r\n            TextureImage&#x5B;0].data);\r\n\r\n         \/\/\u4e0b\u4e2a\u7eb9\u7406\u4e0e\u7b2c\u516d\u8bfe\u7684\u76f8\u540c\uff0c\u7ebf\u6027\u6ee4\u6ce2\u3002\u552f\u4e00\u7684\u4e0d\u540c\u662f\u8fd9\u6b21\u653e\u5728\u4e86\r\n         \/\/texture&#x5B;1]\u4e2d\u3002\u56e0\u4e3a\u8fd9\u662f\u7b2c\u4e8c\u4e2a\u7eb9\u7406\u3002\u5982\u679c\u653e\u5728\r\n         \/\/texture&#x5B;0]\u4e2d\u7684\u8bdd\uff0c\u4ed6\u5c06\u8986\u76d6\u524d\u9762\u521b\u5efa\u7684 GL_NEAREST\u7eb9\u7406\u3002\r\n         glBindTexture(GL_TEXTURE_2D, texture&#x5B;1]);  \/\/ \u4f7f\u7528\u6765\u81ea\u4f4d\u56fe\u6570\u636e\u751f\u6210 \u7684\u5178\u578b\u7eb9\u7406\r\n         \/\/ \u751f\u6210\u7eb9\u7406\r\n         glTexImage2D(GL_TEXTURE_2D, 0, 3, TextureImage&#x5B;0].sizeX,\r\n            TextureImage&#x5B;0].sizeY, 0, GL_RGB, GL_UNSIGNED_BYTE,\r\n            TextureImage&#x5B;0].data);\r\n         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);  \/\/ \u7ebf\u5f62\u6ee4\u6ce2\r\n         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);  \/\/ \u7ebf\u5f62\u6ee4\u6ce2\r\n\r\n         \/\/\u4e0b\u9762\u662f\u521b\u5efa\u7eb9\u7406\u7684\u65b0\u65b9\u6cd5\u3002 Mipmapping!\r\n         \/\/\u300e\u8bd1\u8005\u6ce8\uff1a\u8fd9\u4e2a\u8bcd\u7684\u4e2d\u6587\u6211\u7ffb\u4e0d\u51fa\u6765\uff0c\u4e0d\u8fc7\u6ca1\u5173\u7cfb\u3002\u770b\u5b8c\u8fd9\u4e00\u6bb5\uff0c\u60a8\u5c31\u77e5\u9053\u610f\u601d\u6700\u91cd\u8981\u3002\u300f\r\n         \/\/\u60a8\u53ef\u80fd\u4f1a\u6ce8\u610f\u5230\u5f53\u56fe\u50cf\u5728\u5c4f\u5e55\u4e0a\u53d8\u5f97\u5f88\u5c0f\u7684\u65f6\u5019\uff0c\u5f88\u591a\u7ec6\u8282\u5c06\u4f1a\u4e22\u5931\u3002\r\n         \/\/\u521a\u624d\u8fd8\u5f88\u4e0d\u9519\u7684\u56fe\u6848\u53d8\u5f97\u5f88\u96be\u770b\u3002\u5f53\u60a8\u544a\u8bc9OpenGL\u521b\u5efa\u4e00\u4e2a mipmapped\u7684\u7eb9\u7406\u540e\uff0c\r\n         \/\/OpenGL\u5c06\u5c1d\u8bd5\u521b\u5efa\u4e0d\u540c\u5c3a\u5bf8\u7684\u9ad8\u8d28\u91cf\u7eb9\u7406\u3002\u5f53\u60a8\u5411\u5c4f\u5e55\u7ed8\u5236\u4e00\u4e2amipmapped\u7eb9\u7406\u7684\u65f6\u5019\uff0c\r\n         \/\/OpenGL\u5c06\u9009\u62e9\u5b83\u5df2\u7ecf\u521b\u5efa\u7684\u5916\u89c2\u6700\u4f73\u7684\u7eb9\u7406(\u5e26\u6709\u66f4\u591a\u7ec6\u8282)\u6765\u7ed8\u5236\uff0c\r\n         \/\/\u800c\u4e0d\u4ec5\u4ec5\u662f\u7f29\u653e\u539f\u5148\u7684\u56fe\u50cf(\u8fd9\u5c06\u5bfc\u81f4\u7ec6\u8282\u4e22\u5931)\u3002\r\n         \/\/\u6211\u66fe\u7ecf\u8bf4\u8fc7\u6709\u529e\u6cd5\u53ef\u4ee5\u7ed5\u8fc7OpenGL\u5bf9\u7eb9\u7406\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u6240\u52a0\u7684\u9650\u5236\u2014\u201464\u3001128\u3001256\uff0c\u7b49\u7b49\u3002\r\n         \/\/\u529e\u6cd5\u5c31\u662f gluBuild2DMipmaps\u3002\u636e\u6211\u7684\u53d1\u73b0\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4efb\u610f\u7684\u4f4d\u56fe\u6765\u521b\u5efa\u7eb9\u7406\u3002\r\n         \/\/OpenGL\u5c06\u81ea\u52a8\u5c06\u5b83\u7f29\u653e\u5230\u6b63\u5e38\u7684\u5927\u5c0f\u3002\r\n         \/\/\u56e0\u4e3a\u662f\u7b2c\u4e09\u4e2a\u7eb9\u7406\uff0c\u6211\u4eec\u5c06\u5b83\u5b58\u5230texture&#x5B;2]\u3002\u8fd9\u6837\u672c\u8bfe\u4e2d\u7684\u4e09\u4e2a\u7eb9\u7406\u5168\u90fd\u521b\u5efa\u597d\u4e86\u3002\r\n         \/\/ \u521b\u5efa MipMapped \u7eb9\u7406\r\n         glBindTexture(GL_TEXTURE_2D, texture&#x5B;2]);\r\n         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r\n         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,\r\n            GL_LINEAR_MIPMAP_NEAREST);  \/\/ ( \u65b0\u589e )\r\n         \/\/\u4e0b\u9762\u4e00\u884c\u751f\u6210 mipmapped \u7eb9\u7406\u3002\r\n         \/\/\u6211\u4eec\u4f7f\u7528\u4e09\u79cd\u989c\u8272(\u7ea2\uff0c\u7eff\uff0c\u84dd)\u6765\u751f\u6210\u4e00\u4e2a2D\u7eb9\u7406\u3002\r\n         \/\/TextureImage&#x5B;0].sizeX \u662f\u4f4d\u56fe\u5bbd\u5ea6\uff0c\r\n         \/\/TextureImage&#x5B;0].sizeY \u662f\u4f4d\u56fe\u9ad8\u5ea6\uff0c\r\n         \/\/(====\u4e0d\u77e5\u4e3a\u4ec0\u4e48\uff0cdelphi\u4e0b\u8fd9\u4e2a\u51fd\u6570\u6ca1\u6709height\u8fd9\u4e2a\u53c2\u6570,\r\n         \/\/\u4f46\u662f\u5e2e\u52a9\u4e2d\u5374\u6709\uff0c\u4e0d\u77e5delphi\u518d\u641e\u4ec0\u4e48,\u90c1\u95f7ing......\r\n         \/\/\u6700\u540e\u6211\u5728\u524d\u9762\u81ea\u5df1\u5199\u4e86\u4e00\u4e2agluBuild2DMipmaps,\r\n         \/\/\u6765\u8f7d\u5165glu32.dll\u4e2d\u7684gluBuild2DMipmaps\u51fd\u6570=====)\r\n         \/\/GL_RGB\u610f\u5473\u7740\u6211\u4eec\u4f9d\u6b21\u4f7f\u7528RGB\u8272\u5f69\u3002\r\n         \/\/GL_UNSIGNED_BYTE \u610f\u5473\u7740\u7eb9\u7406\u6570\u636e\u7684\u5355\u4f4d\u662f\u5b57\u8282\u3002\r\n         \/\/TextureImage&#x5B;0].data\u6307\u5411\u6211\u4eec\u521b\u5efa\u7eb9\u7406\u6240\u7528\u7684\u4f4d\u56fe\u3002\r\n         gluBuild2DMipmaps(GL_TEXTURE_2D, 3, TextureImage&#x5B;0].sizeX,\r\n            TextureImage&#x5B;0].sizey, GL_RGB, GL_UNSIGNED_BYTE,\r\n            TextureImage&#x5B;0].data);      \/\/(\u65b0\u589e)  }\r\n      End;\r\n   If assigned(TextureImage&#x5B;0]) Then    \/\/ \u7eb9\u7406\u662f\u5426\u5b58\u5728\r\n      If assigned(TextureImage&#x5B;0].data) Then \/\/ \u7eb9\u7406\u56fe\u50cf\u662f\u5426\u5b58\u5728\r\n         TextureImage&#x5B;0].data := Nil;   \/\/ \u91ca\u653e\u7eb9\u7406\u56fe\u50cf\u5360\u7528\u7684\u5185\u5b58\r\n   TextureImage&#x5B;0] := Nil;              \/\/ \u91ca\u653e\u56fe\u50cf\u7ed3\u6784\r\n   result := Status;                    \/\/ \u8fd4\u56de Status\r\nEnd;\r\n\r\n\/\/\u63a5\u7740\u5e94\u8be5\u8f7d\u5165\u7eb9\u7406\u5e76\u521d\u59cb\u5316OpenGL\u8bbe\u7f6e\u4e86\u3002\r\n\/\/GLInit\u51fd\u6570\u7684\u7b2c\u4e00\u884c\u4f7f\u7528\u4e0a\u9762\u7684\u4ee3\u7801\u8f7d\u5165\u7eb9\u7406\u3002\r\n\/\/\u521b\u5efa\u7eb9\u7406\u4e4b\u540e\uff0c\u6211\u4eec\u8c03\u7528glEnable(GL_TEXTURE_2D)\u542f\u75282D\u7eb9\u7406\u6620\u5c04\u3002\r\n\/\/\u9634\u5f71\u6a21\u5f0f\u8bbe\u4e3a\u5e73\u6ed1\u9634\u5f71( smooth shading \uff09\u3002\r\n\/\/\u80cc\u666f\u8272\u8bbe\u4e3a\u9ed1\u8272\uff0c\u6211\u4eec\u542f\u7528\u6df1\u5ea6\u6d4b\u8bd5\uff0c\u7136\u540e\u6211\u4eec\u542f\u7528\u4f18\u5316\u900f\u89c6\u8ba1\u7b97\u3002\r\n\r\nProcedure glInit();                     \/\/ \u6b64\u5904\u5f00\u59cb\u5bf9OpenGL\u8fdb\u884c\u6240\u6709\u8bbe\u7f6e\r\nBegin\r\n   If (Not LoadTexture) Then            \/\/ \u8c03\u7528\u7eb9\u7406\u8f7d\u5165\u5b50\u4f8b\u7a0b\r\n      exit;                             \/\/ \u5982\u679c\u672a\u80fd\u8f7d\u5165\uff0c\u9000\u51fa\r\n\r\n   glEnable(GL_TEXTURE_2D);             \/\/ \u542f\u7528\u7eb9\u7406\u6620\u5c04\r\n   glShadeModel(GL_SMOOTH);             \/\/ \u542f\u7528\u9634\u5f71\u5e73\u6ed1\r\n   glClearColor(0.0, 0.0, 0.0, 0.0);    \/\/ \u9ed1\u8272\u80cc\u666f\r\n   glClearDepth(1.0);                   \/\/ \u8bbe\u7f6e\u6df1\u5ea6\u7f13\u5b58\r\n   glEnable(GL_DEPTH_TEST);             \/\/ \u542f\u7528\u6df1\u5ea6\u6d4b\u8bd5\r\n   glDepthFunc(GL_LESS);                \/\/ \u6240\u4f5c\u6df1\u5ea6\u6d4b\u8bd5\u7684\u7c7b\u578b\r\n   glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); \/\/\u9ad8\u5ea6\u4f18\u5316\u7684\u900f\u89c6\u6295\u5f71\u8ba1\u7b97\r\n\r\n   \/\/\u73b0\u5728\u5f00\u59cb\u8bbe\u7f6e\u5149\u6e90\u3002\u4e0b\u9762\u4e0b\u9762\u4e00\u884c\u8bbe\u7f6e\u73af\u5883\u5149\u7684\u53d1\u5149\u91cf\uff0c\r\n   \/\/\u5149\u6e90light1\u5f00\u59cb\u53d1\u5149\u3002\r\n   \/\/\u8fd9\u4e00\u8bfe\u7684\u5f00\u59cb\u5904\u6211\u4eec\u6211\u4eec\u5c06\u73af\u5883\u5149\u7684\u53d1\u5149\u91cf\u5b58\u653e\u5728LightAmbient\u6570\u7ec4\u4e2d\u3002\r\n   \/\/\u73b0\u5728\u6211\u4eec\u5c31\u4f7f\u7528\u6b64\u6570\u7ec4(\u534a\u4eae\u5ea6\u73af\u5883\u5149)\u3002\r\n   glLightfv(GL_LIGHT1, GL_AMBIENT, @LightAmbient&#x5B;0]); \/\/ \u8bbe\u7f6e\u73af\u5883\u5149\r\n   \/\/\u63a5\u4e0b\u6765\u6211\u4eec\u8bbe\u7f6e\u6f2b\u5c04\u5149\u7684\u53d1\u5149\u91cf\u3002\u5b83\u5b58\u653e\u5728LightDiffuse\u6570\u7ec4\u4e2d(\u5168\u4eae\u5ea6\u767d\u5149)\u3002\r\n   glLightfv(GL_LIGHT1, GL_DIFFUSE, @LightDiffuse&#x5B;0]); \/\/ \u8bbe\u7f6e\u6f2b\u5c04\u5149\r\n   \/\/\u7136\u540e\u8bbe\u7f6e\u5149\u6e90\u7684\u4f4d\u7f6e\u3002\r\n   \/\/\u4f4d\u7f6e\u5b58\u653e\u5728 LightPosition \u6570\u7ec4\u4e2d\r\n   \/\/(\u6b63\u597d\u4f4d\u4e8e\u6728\u7bb1\u524d\u9762\u7684\u4e2d\u5fc3\uff0cX\uff0d0.0\uff0cY\uff0d0.0\uff0cZ\u65b9\u5411\u79fb\u5411\u89c2\u5bdf\u80052\u4e2a\u5355\u4f4d&lt;\u4f4d\u4e8e\u5c4f\u5e55\u5916\u9762&gt;)\u3002\r\n   glLightfv(GL_LIGHT1, GL_POSITION, @LightPosition); \/\/ \u5149\u6e90\u4f4d\u7f6e\r\n   \/\/\u6700\u540e\uff0c\u6211\u4eec\u542f\u7528\u4e00\u53f7\u5149\u6e90\u3002\u6211\u4eec\u8fd8\u6ca1\u6709\u542f\u7528GL_LIGHTING\uff0c\r\n   \/\/\u6240\u4ee5\u60a8\u770b\u4e0d\u89c1\u4efb\u4f55\u5149\u7ebf\u3002\r\n   \/\/\u8bb0\u4f4f\uff1a\u53ea\u5bf9\u5149\u6e90\u8fdb\u884c\u8bbe\u7f6e\u3001\u5b9a\u4f4d\u3001\u751a\u81f3\u542f\u7528\uff0c\u5149\u6e90\u90fd\u4e0d\u4f1a\u5de5\u4f5c\u3002\r\n   \/\/\u9664\u975e\u6211\u4eec\u542f\u7528GL_LIGHTING\u3002\r\n   glEnable(GL_LIGHT1);                 \/\/ \u542f\u7528\u4e00\u53f7\u5149\u6e90\r\n\r\nEnd;\r\n\/\/\u4e0b\u4e00\u6bb5\u4ee3\u7801\u7ed8\u5236\u8d34\u56fe\u7acb\u65b9\u4f53\u3002\u6211\u53ea\u5bf9\u65b0\u589e\u7684\u4ee3\u7801\u8fdb\u884c\u6ce8\u89e3\u3002\r\n\/\/\u5982\u679c\u60a8\u5bf9\u6ca1\u6709\u6ce8\u89e3\u7684\u4ee3\u7801\u6709\u7591\u95ee\uff0c\u56de\u5934\u770b\u770b\u7b2c\u516d\u8bfe\u3002\r\n\r\nProcedure glDraw();                     \/\/ \u4ece\u8fd9\u91cc\u5f00\u59cb\u8fdb\u884c\u6240\u6709\u7684\u7ed8\u5236\r\nBegin\r\n   glClear(GL_COLOR_BUFFER_BIT Or GL_DEPTH_BUFFER_BIT); \/\/ \u6e05\u9664\u5c4f\u5e55\u548c\u6df1\u5ea6\u7f13\u5b58\r\n   glLoadIdentity();                    \/\/ \u91cd\u7f6e\u5f53\u524d\u7684\u6a21\u578b\u89c2\u5bdf\u77e9\u9635\r\n\r\n   \/\/\u4e0b\u4e09\u884c\u4ee3\u7801\u653e\u7f6e\u5e76\u65cb\u8f6c\u8d34\u56fe\u7acb\u65b9\u4f53\u3002\r\n   \/\/glTranslatef(0.0,0.0,z)\u5c06\u7acb\u65b9\u4f53\u6cbf\u7740Z\u8f74\u79fb\u52a8Z\u5355\u4f4d\u3002\r\n   \/\/glRotatef(xrot,1.0f,0.0f,0.0f)\u5c06\u7acb\u65b9\u4f53\u7ed5X\u8f74\u65cb\u8f6cxrot\u3002\r\n   \/\/glRotatef(yrot,0.0f,1.0f,0.0f)\u5c06\u7acb\u65b9\u4f53\u7ed5Y\u8f74\u65cb\u8f6cyrot\u3002\r\n   glTranslatef(0.0, 0.0, z);           \/\/ \u79fb\u5165\/\u79fb\u51fa\u5c4f\u5e55 z \u4e2a\u5355\u4f4d\r\n   glRotatef(xrot, 1.0, 0.0, 0.0);      \/\/ \u7ed5X\u8f74\u65cb\u8f6c\r\n   glRotatef(yrot, 0.0, 1.0, 0.0);      \/\/ \u7ed5Y\u8f74\u65cb\u8f6c\r\n\r\n   \/\/\u4e0b\u4e00\u884c\u4e0e\u6211\u4eec\u5728\u7b2c\u516d\u8bfe\u4e2d\u7684\u7c7b\u4f3c\u3002\r\n   \/\/\u6709\u6240\u4e0d\u540c\u7684\u662f\uff0c\u8fd9\u6b21\u6211\u4eec\u7ed1\u5b9a\u7684\u7eb9\u7406\u662ftexture&#x5B;filter]\uff0c\r\n   \/\/\u800c\u4e0d\u662f\u4e0a\u4e00\u8bfe\u4e2d\u7684texture&#x5B;0]\u3002\r\n   \/\/\u4efb\u4f55\u65f6\u5019\uff0c\u6211\u4eec\u6309\u4e0bF\u952e\uff0cfilter \u7684\u503c\u5c31\u4f1a\u589e\u52a0\u3002\r\n   \/\/\u5982\u679c\u8fd9\u4e2a\u6570\u503c\u5927\u4e8e2\uff0c\u53d8\u91cffilter \u5c06\u88ab\u91cd\u7f6e\u4e3a0\u3002\r\n   \/\/\u7a0b\u5e8f\u521d\u59cb\u65f6\uff0c\u53d8\u91cffilter \u7684\u503c\u4e5f\u5c06\u8bbe\u4e3a0\u3002\r\n   \/\/\u4f7f\u7528\u53d8\u91cffilter \u6211\u4eec\u5c31\u53ef\u4ee5\u9009\u62e9\u4e09\u79cd\u7eb9\u7406\u4e2d\u7684\u4efb\u610f\u4e00\u79cd\u3002\r\n   glBindTexture(GL_TEXTURE_2D, texture&#x5B;filter]); \/\/ \u9009\u62e9\u7531filter\u51b3\u5b9a\u7684\u7eb9\u7406\r\n\r\n   glBegin(GL_QUADS);                   \/\/ \u5f00\u59cb\u7ed8\u5236\u56db\u8fb9\u5f62\r\n   \/\/glNormal3f\u662f\u8fd9\u4e00\u8bfe\u7684\u65b0\u4e1c\u897f\u3002Normal\u5c31\u662f\u6cd5\u7ebf\u7684\u610f\u601d\uff0c\r\n   \/\/\u6240\u8c13\u6cd5\u7ebf\u662f\u6307\u7ecf\u8fc7\u9762(\u591a\u8fb9\u5f62\uff09\u4e0a\u7684\u4e00\u70b9\u4e14\u5782\u76f4\u4e8e\u8fd9\u4e2a\u9762(\u591a\u8fb9\u5f62)\u7684\u76f4\u7ebf\u3002\r\n   \/\/\u4f7f\u7528\u5149\u6e90\u7684\u65f6\u5019\u5fc5\u987b\u6307\u5b9a\u4e00\u6761\u6cd5\u7ebf\u3002\u6cd5\u7ebf\u544a\u8bc9OpenGL\u8fd9\u4e2a\u591a\u8fb9\u5f62\u7684\u671d\u5411\uff0c\u5e76\u6307\u660e\u591a\u8fb9\u5f62\u7684\u6b63\u9762\u548c\u80cc\u9762\u3002\r\n   \/\/\u5982\u679c\u6ca1\u6709\u6307\u5b9a\u6cd5\u7ebf\uff0c\u4ec0\u4e48\u602a\u4e8b\u60c5\u90fd\u53ef\u80fd\u53d1\u751f\uff1a\u4e0d\u8be5\u7167\u4eae\u7684\u9762\u88ab\u7167\u4eae\u4e86\uff0c\u591a\u8fb9\u5f62\u7684\u80cc\u9762\u4e5f\u88ab\u7167\u4eae....\u3002\r\n   \/\/\u5bf9\u4e86\uff0c\u6cd5\u7ebf\u5e94\u8be5\u6307\u5411\u591a\u8fb9\u5f62\u7684\u5916\u4fa7\u3002\u770b\u7740\u6728\u7bb1\u7684\u524d\u9762\u60a8\u4f1a\u6ce8\u610f\u5230\u6cd5\u7ebf\u4e0eZ\u8f74\u6b63\u5411\u540c\u5411\u3002\r\n   \/\/\u8fd9\u610f\u5473\u7740\u6cd5\u7ebf\u6b63\u6307\u5411\u89c2\u5bdf\u8005\uff0d\u60a8\u81ea\u5df1\u3002\u8fd9\u6b63\u662f\u6211\u4eec\u6240\u5e0c\u671b\u7684\u3002\r\n   \/\/\u5bf9\u4e8e\u6728\u7bb1\u7684\u80cc\u9762\uff0c\u4e5f\u6b63\u5982\u6211\u4eec\u6240\u8981\u7684\uff0c\u6cd5\u7ebf\u80cc\u5bf9\u7740\u89c2\u5bdf\u8005\u3002\r\n   \/\/\u5982\u679c\u7acb\u65b9\u4f53\u6cbf\u7740X\u6216Y\u8f74\u8f6c\u4e2a180\u5ea6\u7684\u8bdd\uff0c\u524d\u4fa7\u9762\u7684\u6cd5\u7ebf\u4ecd\u7136\u671d\u7740\u89c2\u5bdf\u8005\uff0c\u80cc\u9762\u7684\u6cd5\u7ebf\u4e5f\u8fd8\u662f\u80cc\u5bf9\u7740\u89c2\u5bdf\u8005\u3002\r\n   \/\/\u6362\u53e5\u8bdd\u8bf4\uff0c\u4e0d\u7ba1\u662f\u54ea\u4e2a\u9762\uff0c\u53ea\u8981\u5b83\u671d\u7740\u89c2\u5bdf\u8005\u8fd9\u4e2a\u9762\u7684\u6cd5\u7ebf\u5c31\u6307\u5411\u89c2\u5bdf\u8005\u3002\r\n   \/\/\u7531\u4e8e\u5149\u6e90\u7d27\u90bb\u89c2\u5bdf\u8005\uff0c\u4efb\u4f55\u65f6\u5019\u6cd5\u7ebf\u5bf9\u7740\u89c2\u5bdf\u8005\u65f6\uff0c\u8fd9\u4e2a\u9762\u5c31\u4f1a\u88ab\u7167\u4eae\u3002\r\n   \/\/\u5e76\u4e14\u6cd5\u7ebf\u8d8a\u671d\u7740\u5149\u6e90\uff0c\u5c31\u663e\u5f97\u8d8a\u4eae\u4e00\u4e9b\u3002\r\n   \/\/\u5982\u679c\u60a8\u628a\u89c2\u5bdf\u70b9\u653e\u5230\u7acb\u65b9\u4f53\u5185\u90e8\uff0c\u4f60\u5c31\u4f1a\u6cd5\u7ebf\u91cc\u9762\u4e00\u7247\u6f06\u9ed1\u3002\r\n   \/\/\u56e0\u4e3a\u6cd5\u7ebf\u662f\u5411\u5916\u6307\u7684\u3002\u5982\u679c\u7acb\u65b9\u4f53\u5185\u90e8\u6ca1\u6709\u5149\u6e90\u7684\u8bdd\uff0c\u5f53\u7136\u662f\u4e00\u7247\u6f06\u9ed1\u3002\r\n   \/\/ \u524d\u9762\r\n   glNormal3f(0.0, 0.0, 1.0);           \/\/ \u6cd5\u7ebf\u6307\u5411\u89c2\u5bdf\u8005\r\n   glTexCoord2f(0.0, 0.0);\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\r\n   glTexCoord2f(1.0, 0.0);\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\r\n   glTexCoord2f(1.0, 1.0);\r\n   glVertex3f(1.0, 1.0, 1.0);           \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\r\n   glTexCoord2f(0.0, 1.0);\r\n   glVertex3f(-1.0, 1.0, 1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\r\n   \/\/ \u540e\u9762\r\n   glNormal3f(0.0, 0.0, -1.0);          \/\/ \u6cd5\u7ebf\u80cc\u5411\u89c2\u5bdf\u8005\r\n   glTexCoord2f(1.0, 0.0);\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\r\n   glTexCoord2f(1.0, 1.0);\r\n   glVertex3f(-1.0, 1.0, -1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\r\n   glTexCoord2f(0.0, 1.0);\r\n   glVertex3f(1.0, 1.0, -1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\r\n   glTexCoord2f(0.0, 0.0);\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\r\n   \/\/ \u9876\u9762\r\n   glNormal3f(0.0, 1.0, 0.0);           \/\/ \u6cd5\u7ebf\u5411\u4e0a\r\n   glTexCoord2f(0.0, 1.0);\r\n   glVertex3f(-1.0, 1.0, -1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\r\n   glTexCoord2f(0.0, 0.0);\r\n   glVertex3f(-1.0, 1.0, 1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\r\n   glTexCoord2f(1.0, 0.0);\r\n   glVertex3f(1.0, 1.0, 1.0);           \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\r\n   glTexCoord2f(1.0, 1.0);\r\n   glVertex3f(1.0, 1.0, -1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\r\n   \/\/ \u5e95\u9762\r\n   glNormal3f(0.0, -1.0, 0.0);          \/\/ \u6cd5\u7ebf\u671d\u4e0b\r\n   glTexCoord2f(1.0, 1.0);\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\r\n   glTexCoord2f(0.0, 1.0);\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\r\n   glTexCoord2f(0.0, 0.0);\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\r\n   glTexCoord2f(1.0, 0.0);\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\r\n   \/\/ \u53f3\u9762\r\n   glNormal3f(1.0, 0.0, 0.0);           \/\/ \u6cd5\u7ebf\u671d\u53f3\r\n   glTexCoord2f(1.0, 0.0);\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\r\n   glTexCoord2f(1.0, 1.0);\r\n   glVertex3f(1.0, 1.0, -1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\r\n   glTexCoord2f(0.0, 1.0);\r\n   glVertex3f(1.0, 1.0, 1.0);           \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\r\n   glTexCoord2f(0.0, 0.0);\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\r\n   \/\/ \u5de6\u9762\r\n   glNormal3f(-1.0, 0.0, 0.0);          \/\/ \u6cd5\u7ebf\u671d\u5de6\r\n   glTexCoord2f(0.0, 0.0);\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\r\n   glTexCoord2f(1.0, 0.0);\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\r\n   glTexCoord2f(1.0, 1.0);\r\n   glVertex3f(-1.0, 1.0, 1.0);          \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\r\n   glTexCoord2f(0.0, 1.0);\r\n   glVertex3f(-1.0, 1.0, -1.0);         \/\/ \u7eb9\u7406\u548c\u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\r\n   glEnd();\r\n\r\n   xrot := xrot + xspeed;               \/\/ xrot \u589e\u52a0 xspeed \u5355\u4f4d\r\n   yrot := Yrot + yspeed;               \/\/ yrot \u589e\u52a0 yspeed \u5355\u4f4d\r\nEnd;\r\n\r\n\/\/\u73b0\u5728\u8f6c\u5165WinMain()\u4e3b\u51fd\u6570\u3002\r\n               \/\/\u6211\u4eec\u5c06\u5728\u8fd9\u91cc\u589e\u52a0\u5f00\u5173\u5149\u6e90\u3001\u65cb\u8f6c\u6728\u7bb1\u3001\u5207\u6362\u8fc7\u6ee4\u65b9\u5f0f\u4ee5\u53ca\u5c06\u6728\u7bb1\u79fb\u8fd1\u79fb\u8fdc\u7684\u63a7\u5236\u4ee3\u7801\u3002\r\n               \/\/\u5728\u63a5\u8fd1WinMain()\u51fd\u6570\u7ed3\u675f\u7684\u5730\u65b9\u4f60\u4f1a\u770b\u5230SwapBuffers(hDC)\u8fd9\u884c\u4ee3\u7801\u3002\r\n               \/\/\u7136\u540e\u5c31\u5728\u8fd9\u4e00\u884c\u540e\u9762\u6dfb\u52a0\u5982\u4e0b\u7684\u4ee3\u7801\u3002\r\n               \/\/\u4ee3\u7801\u5c06\u68c0\u67e5L\u952e\u662f\u5426\u6309\u4e0b\u8fc7\u3002\r\n               \/\/\u5982\u679cL\u952e\u5df2\u6309\u4e0b\uff0c\u4f46lp\u7684\u503c\u4e0d\u662ffalse\u7684\u8bdd\uff0c\u610f\u5473\u7740L\u952e\u8fd8\u6ca1\u6709\u677e\u5f00\uff0c\u8fd9\u65f6\u4ec0\u4e48\u90fd\u4e0d\u4f1a\u53d1\u751f\u3002\r\n               SwapBuffers(h_DC);       \/\/ \u4ea4\u6362\u7f13\u5b58 (\u53cc\u7f13\u5b58)\r\n\r\n               If (keys&#x5B;ord('L')] And Not lp) Then\r\n                  Begin\r\n                     \/\/\u5982\u679clp\u7684\u503c\u662ffalse\u7684\u8bdd\uff0c\r\n                     \/\/\u610f\u5473\u7740L\u952e\u8fd8\u6ca1\u6309\u4e0b\uff0c\u6216\u8005\u5df2\u7ecf\u677e\u5f00\u4e86\uff0c\u63a5\u7740lp\u5c06\u88ab\u8bbe\u4e3aTRUE\u3002\r\n                     \/\/\u540c\u65f6\u68c0\u67e5\u8fd9\u4e24\u4e2a\u6761\u4ef6\u7684\u539f\u56e0\u662f\u4e3a\u4e86\u9632\u6b62L\u952e\u88ab\u6309\u4f4f\u540e\uff0c\r\n                     \/\/\u8fd9\u6bb5\u4ee3\u7801\u88ab\u53cd\u590d\u6267\u884c\uff0c\u5e76\u5bfc\u81f4\u7a97\u4f53\u4e0d\u505c\u95ea\u70c1\u3002\r\n                     \/\/lp\u8bbe\u4e3atrue\u4e4b\u540e\uff0c\u8ba1\u7b97\u673a\u5c31\u77e5\u9053L\u952e\u6309\u8fc7\u4e86\uff0c\r\n                     \/\/\u6211\u4eec\u5219\u636e\u6b64\u53ef\u4ee5\u5207\u6362\u5149\u6e90\u7684\u5f00\/\u5173\uff1a\u5e03\u5c14\u53d8\u91cflight\u63a7\u5236\u5149\u6e90\u7684\u5f00\u5173\u3002\r\n                     lp := true;        \/\/ lp \u8bbe\u4e3a TRUE\r\n                     light := Not light; \/\/ \u5207\u6362\u5149\u6e90\u7684 TRUE\/FALSE\r\n                     If Not light Then  \/\/ \u5982\u679c\u6ca1\u6709\u5149\u6e90\r\n                        glDisable(GL_LIGHTING) \/\/\u7981\u7528\u5149\u6e90\r\n                     Else               \/\/ Otherwis\r\n                        glEnable(GL_LIGHTING); \/\/\u542f\u7528\u5149\u6e90\r\n                  End;\r\n               If Not keys&#x5B;ord('L')] Then \/\/L\u952e\u677e\u5f00\u4e86\u4e48?\r\n                  lp := FALSE;          \/\/ \u82e5\u662f\uff0c\u5219\u5c06lp\u8bbe\u4e3aFALSE\r\n\r\n               \/\/\u7136\u540e\u5bf9&quot;F&quot;\u952e\u4f5c\u76f8\u4f3c\u7684\u68c0\u67e5\u3002\r\n               \/\/\u5982\u679c\u6709\u6309\u4e0b&quot;F&quot;\u952e\u5e76\u4e14&quot;F&quot;\u952e\u6ca1\u6709\u5904\u4e8e\u6309\u7740\u7684\u72b6\u6001\u6216\u8005\u5b83\u5c31\u4ece\u6ca1\u6709\u6309\u4e0b\u8fc7\uff0c\r\n               \/\/\u5c06\u53d8\u91cffp\u8bbe\u4e3atrue\u3002\u8fd9\u610f\u5473\u7740\u8fd9\u4e2a\u952e\u6b63\u88ab\u6309\u7740\u5462\u3002\r\n               \/\/\u63a5\u7740\u5c06filter\u53d8\u91cf\u52a0\u4e00\u3002\u5982\u679cfilter\u53d8\u91cf\u5927\u4e8e2\r\n               \/\/(\u56e0\u4e3a\u8fd9\u91cc\u6211\u4eec\u7684\u4f7f\u7528\u7684\u6570\u7ec4\u662ftexture&#x5B;3],\u5927\u4e8e2\u7684\u7eb9\u7406\u4e0d\u5b58\u5728)\uff0c\r\n               \/\/\u6211\u4eec\u91cd\u7f6efilter\u53d8\u91cf\u4e3a0\u3002\r\n               If (keys&#x5B;ord('F')] And Not fp) Then \/\/ F\u952e\u6309\u4e0b\u4e86\u4e48?\r\n                  Begin\r\n                     fp := TRUE;        \/\/ fp \u8bbe\u4e3a TRUE\r\n                     inc(filter);       \/\/ filter\u7684\u503c\u52a0\u4e00\r\n                     If filter &gt; 2 Then \/\/ \u5927\u4e8e2\u4e86\u4e48?\r\n                        filter := 0;    \/\/ \u82e5\u662f\u91cd\u7f6e\u4e3a0\r\n                  End;\r\n               If Not keys&#x5B;ord('F')] Then \/\/F\u952e\u653e\u5f00\u4e86\u4e48?\r\n                  fp := FALSE;          \/\/ \u82e5\u662ffp\u8bbe\u4e3aFALSE\r\n\r\n               \/\/\u8fd9\u56db\u884c\u68c0\u67e5\u662f\u5426\u6309\u4e0b\u4e86PageUp\u952e\u3002\u82e5\u662f\u7684\u8bdd\uff0c\u51cf\u5c11z\u53d8\u91cf\u7684\u503c\u3002\u8fd9\u6837DrawGLScene\u51fd\u6570\u4e2d\u5305\u542b\u7684glTranslatef(0.0f,0.0f,z)\u8c03\u7528\u5c06\u4f7f\u6728\u7bb1\u79bb\u89c2\u5bdf\u8005\u66f4\u8fdc\u4e00\u70b9\u3002\r\n               If keys&#x5B;VK_PRIOR] Then   \/\/PageUp\u6309\u4e0b\u4e86?\r\n                  z := z - 0.02;        \/\/ \u82e5\u6309\u4e0b\uff0c\u5c06\u6728\u7bb1\u79fb\u5411\u5c4f\u5e55\u5185\u90e8\u3002\r\n               \/\/\u63a5\u7740\u56db\u884c\u68c0\u67e5PageDown\u952e\u662f\u5426\u6309\u4e0b\uff0c\u82e5\u662f\u7684\u8bdd\uff0c\u589e\u52a0z\u53d8\u91cf\u7684\u503c\u3002\u8fd9\u6837DrawGLScene\u51fd\u6570\u4e2d\u5305\u542b\u7684glTranslatef(0.0f,0.0f,z)\u8c03\u7528\u5c06\u4f7f\u6728\u7bb1\u5411\u7740\u89c2\u5bdf\u8005\u79fb\u8fd1\u4e00\u70b9\u3002\r\n               If keys&#x5B;VK_NEXT] Then    \/\/ PageDown\u6309\u4e0b\u4e86\u4e48?\r\n                  z := z + 0.02;        \/\/\u82e5\u6309\u4e0b\u7684\u8bdd\uff0c\u5c06\u6728\u7bb1\u79fb\u5411\u89c2\u5bdf\u8005\u3002\r\n\r\n               \/\/\u73b0\u5728\u68c0\u67e5\u65b9\u5411\u952e\u3002\u6309\u4e0b\u5de6\u53f3\u65b9\u5411\u952exspeed\u76f8\u5e94\u51cf\u5c11\u6216\u589e\u52a0\u3002\r\n               \/\/\u6309\u4e0b\u4e0a\u4e0b\u65b9\u5411\u952eyspeed\u76f8\u5e94\u51cf\u5c11\u6216\u589e\u52a0\u3002\r\n               \/\/\u8bb0\u4f4f\u5728\u4ee5\u540e\u7684\u6559\u7a0b\u4e2d\u5982\u679cxspeed\u3001yspeed\u7684\u503c\u589e\u52a0\u7684\u8bdd\uff0c\u7acb\u65b9\u4f53\u5c31\u8f6c\u7684\u66f4\u5feb\u3002\r\n               \/\/\u5982\u679c\u4e00\u76f4\u6309\u7740\u67d0\u4e2a\u65b9\u5411\u952e\uff0c\u7acb\u65b9\u4f53\u4f1a\u5728\u90a3\u4e2a\u65b9\u5411\u4e0a\u8f6c\u7684\u8d8a\u5feb\u3002\r\n               If keys&#x5B;VK_UP] Then      \/\/ Up\u65b9\u5411\u952e\u6309\u4e0b\u4e86\u4e48?\r\n                  xspeed := xspeed - 0.01; \/\/\u82e5\u662f,\u51cf\u5c11xspeed\r\n               If keys&#x5B;VK_DOWN] Then    \/\/Down\u65b9\u5411\u952e\u6309\u4e0b\u4e86\u4e48?\r\n                  xspeed := xspeed + 0.01; \/\/\u82e5\u662f,\u589e\u52a0xspeed\r\n               If keys&#x5B;VK_RIGHT] Then   \/\/Right\u65b9\u5411\u952e\u6309\u4e0b\u4e86\u4e48?\r\n                  yspeed := yspeed + 0.01; \/\/\u82e5\u662f,\u589e\u52a0yspeed\r\n               If keys&#x5B;VK_LEFT] Then    \/\/Left\u65b9\u5411\u952e\u6309\u4e0b\u4e86\u4e48?\r\n                  yspeed := yspeed - 0.01; \/\/\u82e5\u662f, \u51cf\u5c11yspeed\r\n\r\n               If (keys&#x5B;VK_ESCAPE]) Then \/\/ \u5982\u679c\u6309\u4e0b\u4e86ESC\u952e\r\n                  finished := True\r\n\r\n\u8fd0\u884c\u4e00\u4e0b\u770b\u770b\u6548\u679c\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>{ \u8fd9\u4e00\u8bfe\u6211\u4f1a\u6559\u60a8\u5982\u4f55\u4f7f\u7528\u4e09\u79cd\u4e0d\u540c\u7684\u7eb9\u7406\u6ee4\u6ce2\u65b9\u5f0f\u3002 \u6559\u60a8\u5982\u4f55\u4f7f\u7528\u952e\u76d8\u6765\u79fb\u52a8\u573a\u666f\u4e2d\u7684\u5bf9\u8c61\uff0c\u8fd8\u4f1a\u6559\u60a8\u5728OpenGL [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-644","post","type-post","status-publish","format-standard","hentry","category-code_related"],"_links":{"self":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/644","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/comments?post=644"}],"version-history":[{"count":1,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/644\/revisions"}],"predecessor-version":[{"id":4723,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/644\/revisions\/4723"}],"wp:attachment":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/media?parent=644"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/categories?post=644"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/tags?post=644"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}