{"id":642,"date":"2009-09-22T12:39:00","date_gmt":"2009-09-22T04:39:00","guid":{"rendered":""},"modified":"2013-11-17T17:10:44","modified_gmt":"2013-11-17T09:10:44","slug":"opengl%e6%95%99%e7%a8%8bdelphi%e7%89%885-3d","status":"publish","type":"post","link":"https:\/\/kyle.ai\/blog\/642.html","title":{"rendered":"openGL\u6559\u7a0bdelphi\u7248(5)&#8212;-3D"},"content":{"rendered":"<p>\u5728\u4e0a\u8282\u7684\u5185\u5bb9\u4e0a\u4f5c\u4e9b\u6269\u5c55\uff0c\u73b0\u5728\u5f00\u59cb\u751f\u6210\u771f\u6b63\u76843D\u5bf9\u8c61\uff0c\u800c\u4e0d\u662f\u8c61\u524d\u4e24\u8282\u4e2d\u90a3\u68373D\u4e16\u754c\u4e2d\u76842D\u5bf9\u8c61\u3002\u6211\u4eec\u7ed9\u4e09\u89d2\u5f62\u589e\u52a0\u4e00\u4e2a\u5de6\u4fa7\u9762\uff0c\u4e00\u4e2a\u53f3\u4fa7\u9762\uff0c\u4e00\u4e2a\u540e\u4fa7\u9762\u6765\u751f\u6210\u4e00\u4e2a\u91d1\u5b57\u5854(\u56db\u68f1\u9525)\u3002\u7ed9\u6b63\u65b9\u5f62\u589e\u52a0\u5de6\u3001\u53f3\u3001\u4e0a\u3001\u4e0b\u53ca\u80cc\u9762\u751f\u6210\u4e00\u4e2a\u7acb\u65b9\u4f53\u3002<\/p>\n<p>\u6211\u4eec\u6df7\u5408\u91d1\u5b57\u5854\u4e0a\u7684\u989c\u8272\uff0c\u521b\u5efa\u4e00\u4e2a\u5e73\u6ed1\u7740\u8272\u7684\u5bf9\u8c61\u3002\u7ed9\u7acb\u65b9\u4f53\u7684\u6bcf\u4e00\u9762\u5219\u6765\u4e2a\u4e0d\u540c\u7684\u989c\u8272\u3002<\/p>\n<pre class=\"brush: delphi; title: ; notranslate\" title=\"\">\r\nProcedure glDraw();\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   glTranslatef(-1.5, 0.0, -6.0);       \/\/ \u5de6\u79fb 1.5 \u5355\u4f4d\uff0c\u5e76\u79fb\u5165\u5c4f\u5e55 6.0\r\n\r\n   glRotatef(rtri, 0.0, 1.0, 0.0);      \/\/ \u7ed5Y\u8f74\u65cb\u8f6c\u4e09\u89d2\u5f62\r\n\r\n   \/\/\u4e0b\u9762\u7684\u4ee3\u7801\u6ca1\u6709\u53d8\u5316\u3002\u5728\u5c4f\u5e55\u7684\u5de6\u9762\u753b\u4e86\u4e00\u4e2a\u5f69\u8272\u6e10\u53d8\u4e09\u89d2\u5f62\uff0c\u5e76\u7ed5\u7740Y\u8f74\u4ece\u5de6\u5411\u53f3\u65cb\u8f6c\r\n   glBegin(GL_TRIANGLES);               \/\/ \u7ed8\u5236\u4e09\u89d2\r\n\r\n{\r\n\r\n\u6709\u4e9b\u4eba\u53ef\u80fd\u65e9\u5df2\u5728\u4e0a\u8282\u8bfe\u4e2d\u7684\u4ee3\u7801\u4e0a\u5c1d\u8bd5\u81ea\u884c\u521b\u5efa3D\u5bf9\u8c61\u4e86\u3002\u4f46\u7ecf\u5e38\u6709\u4eba\u6765\u4fe1\u95ee\u6211:&quot;\u6211\u7684\u5bf9\u8c61\u600e\u4e48\u4e0d\u4f1a\u7ed5\u7740\u5176\u81ea\u8eab\u7684\u8f74\u65cb\u8f6c\uff1f\u770b\u8d77\u6765\u603b\u662f\u5728\u6ee1\u5c4f\u4e71\u8f6c\u3002&quot;\u8981\u8ba9\u60a8\u7684\u5bf9\u8c61\u7ed5\u81ea\u8eab\u7684\u8f74\u65cb\u8f6c\uff0c\u60a8\u5fc5\u987b\u8ba9\u5bf9\u8c61\u7684\u4e2d\u5fc3\u5750\u6807\u603b\u662f(0.0f,0,0f,0,0f)\u3002\r\n\u4e0b\u9762\u7684\u4ee3\u7801\u521b\u5efa\u4e00\u4e2a\u7ed5\u8005\u5176\u4e2d\u5fc3\u8f74\u65cb\u8f6c\u7684\u91d1\u5b57\u5854\u3002\u91d1\u5b57\u5854\u7684\u4e0a\u9876\u70b9\u79bb\u4e2d\u5fc3\u4e00\u4e2a\u5355\u4f4d\uff0c\u5e95\u9762\u79bb\u4e2d\u5fc3\u4e5f\u662f\u4e00\u4e2a\u5355\u4f4d\u3002\u4e0a\u9876\u70b9\u5728\u5e95\u9762\u7684\u6295\u5f71\u4f4d\u4e8e\u5e95\u9762\u7684\u4e2d\u5fc3\u3002\r\n\r\n\u6ce8\u610f\u6240\u6709\u7684\u9762\uff0d\u4e09\u89d2\u5f62\u90fd\u662f\u9006\u65f6\u9488\u6b21\u5e8f\u7ed8\u5236\u7684\u3002\u8fd9\u70b9\u5341\u5206\u91cd\u8981\uff0c\u5728\u4ee5\u540e\u7684\u8bfe\u7a0b\u4e2d\u6211\u4f1a\u4f5c\u51fa\u89e3\u91ca\u3002\u73b0\u5728\uff0c\u60a8\u53ea\u9700\u660e\u767d\u8981\u4e48\u90fd\u9006\u65f6\u9488\uff0c\u8981\u4e48\u90fd\u987a\u65f6\u9488\uff0c\u4f46\u6c38\u8fdc\u4e0d\u8981\u5c06\u4e24\u79cd\u6b21\u5e8f\u6df7\u5728\u4e00\u8d77\uff0c\u9664\u975e\u60a8\u6709\u8db3\u591f\u7684\u7406\u7531\u5fc5\u987b\u8fd9\u4e48\u505a\u3002\r\n\r\n\u6211\u4eec\u5f00\u59cb\u753b\u91d1\u5b57\u5854\u7684\u524d\u4fa7\u9762\u3002\u56e0\u4e3a\u6240\u6709\u7684\u9762\u90fd\u5171\u4eab\u4e0a\u9876\u70b9\uff0c\u6211\u4eec\u5c06\u8fd9\u70b9\u5728\u6240\u6709\u7684\u4e09\u89d2\u5f62\u4e2d\u90fd\u8bbe\u7f6e\u4e3a\u7ea2\u8272\u3002\u5e95\u8fb9\u4e0a\u7684\u4e24\u4e2a\u9876\u70b9\u7684\u989c\u8272\u5219\u662f\u4e92\u65a5\u7684\u3002\u524d\u4fa7\u9762\u7684\u5de6\u4e0b\u9876\u70b9\u662f\u7eff\u8272\u7684\uff0c\u53f3\u4e0b\u9876\u70b9\u662f\u84dd\u8272\u7684\u3002\u8fd9\u6837\u76f8\u90bb\u53f3\u4fa7\u9762\u7684\u5de6\u4e0b\u9876\u70b9\u662f\u84dd\u8272\u7684\uff0c\u53f3\u4e0b\u9876\u70b9\u662f\u7eff\u8272\u7684\u3002\u8fd9\u6837\u56db\u8fb9\u5f62\u7684\u5e95\u9762\u4e0a\u7684\u70b9\u7684\u989c\u8272\u90fd\u662f\u95f4\u9694\u6392\u5217\u7684\u3002\r\n\r\n}\r\n\r\n   glColor3f(1.0, 0.0, 0.0);            \/\/ \u7ea2\u8272\r\n   glVertex3f(0.0, 1.0, 0.0);           \/\/ \u4e09\u89d2\u5f62\u7684\u4e0a\u9876\u70b9 (\u524d\u4fa7\u9762)\r\n   glColor3f(0.0, 1.0, 0.0);            \/\/ \u7eff\u8272\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u4e09\u89d2\u5f62\u7684\u5de6\u4e0b\u9876\u70b9 (\u524d\u4fa7\u9762)\r\n   glColor3f(0.0, 0.0, 1.0);            \/\/ \u84dd\u8272\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u4e09\u89d2\u5f62\u7684\u53f3\u4e0b\u9876\u70b9 (\u524d\u4fa7\u9762)\r\n\r\n{\r\n\r\n\u73b0\u5728\u7ed8\u5236\u53f3\u4fa7\u9762\u3002\u6ce8\u610f\u5176\u5e95\u8fb9\u4e0a\u7684\u4e24\u4e2a\u9876\u70b9\u7684X\u5750\u6807\u4f4d\u4e8e\u4e2d\u5fc3\u53f3\u4fa7\u7684\u4e00\u4e2a\u5355\u4f4d\u5904\u3002\u9876\u70b9\u5219\u4f4d\u4e8eY\u8f74\u4e0a\u7684\u4e00\u5355\u4f4d\u5904\uff0c\u4e14Z\u5750\u6807\u6b63\u597d\u5904\u4e8e\u5e95\u8fb9\u7684\u4e24\u9876\u70b9\u7684Z\u5750\u6807\u4e2d\u5fc3\u3002\u53f3\u4fa7\u9762\u4ece\u4e0a\u9876\u70b9\u5f00\u59cb\u5411\u5916\u4fa7\u503e\u659c\u81f3\u5e95\u8fb9\u4e0a\u3002\r\n\u8fd9\u6b21\u7684\u5de6\u4e0b\u9876\u70b9\u7528\u84dd\u8272\u7ed8\u5236\uff0c\u4ee5\u4fdd\u6301\u4e0e\u524d\u4fa7\u9762\u7684\u53f3\u4e0b\u9876\u70b9\u7684\u4e00\u81f4\u3002\u84dd\u8272\u5c06\u4ece\u8fd9\u4e2a\u89d2\u5411\u91d1\u5b57\u5854\u7684\u524d\u4fa7\u9762\u548c\u53f3\u4fa7\u9762\u6269\u5c55\u5e76\u4e0e\u5176\u4ed6\u989c\u8272\u6df7\u5408\u3002\r\n\u8fd8\u5e94\u6ce8\u610f\u5230\u540e\u9762\u7684\u4e09\u4e2a\u4fa7\u9762\u548c\u524d\u4fa7\u9762\u5904\u4e8e\u540c\u4e00\u4e2aglBegin(GL_TRIANGLES) \u548c glEnd()\u8bed\u53e5\u4e2d\u95f4\u3002\u56e0\u4e3a\u6211\u4eec\u662f\u901a\u8fc7\u4e09\u89d2\u5f62\u6765\u6784\u9020\u8fd9\u4e2a\u91d1\u5b57\u5854\u7684\u3002OpenGL\u77e5\u9053\u6bcf\u4e09\u4e2a\u70b9\u6784\u6210\u4e00\u4e2a\u4e09\u89d2\u5f62\u3002\u5f53\u5b83\u753b\u5b8c\u4e00\u4e2a\u4e09\u89d2\u5f62\u4e4b\u540e\uff0c\u5982\u679c\u8fd8\u6709\u4f59\u4e0b\u7684\u70b9\u51fa\u73b0\uff0c\u5b83\u5c31\u4ee5\u4e3a\u65b0\u7684\u4e09\u89d2\u5f62\u8981\u5f00\u59cb\u7ed8\u5236\u4e86\u3002OpenGL\u5728\u8fd9\u91cc\u5e76\u4e0d\u4f1a\u5c06\u56db\u70b9\u753b\u6210\u4e00\u4e2a\u56db\u8fb9\u5f62\uff0c\u800c\u662f\u5047\u5b9a\u65b0\u7684\u4e09\u89d2\u5f62\u5f00\u59cb\u4e86\u3002\u6240\u4ee5\u5343\u4e07\u4e0d\u8981\u65e0\u610f\u4e2d\u589e\u52a0\u4efb\u4f55\u591a\u4f59\u7684\u70b9\u3002\r\n\r\n}\r\n\r\n   glColor3f(1.0, 0.0, 0.0);            \/\/ \u7ea2\u8272\r\n   glVertex3f(0.0, 1.0, 0.0);           \/\/ \u4e09\u89d2\u5f62\u7684\u4e0a\u9876\u70b9 (\u53f3\u4fa7\u9762)\r\n   glColor3f(0.0, 0.0, 1.0);            \/\/ \u84dd\u8272\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u4e09\u89d2\u5f62\u7684\u5de6\u4e0b\u9876\u70b9 (\u53f3\u4fa7\u9762)\r\n   glColor3f(0.0, 1.0, 0.0);            \/\/ \u7eff\u8272\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u4e09\u89d2\u5f62\u7684\u53f3\u4e0b\u9876\u70b9 (\u53f3\u4fa7\u9762)\r\n\r\n{\u73b0\u5728\u662f\u540e\u4fa7\u9762\u3002\u518d\u6b21\u5207\u6362\u989c\u8272\u3002\u5de6\u4e0b\u9876\u70b9\u53c8\u56de\u5230\u7eff\u8272\uff0c\u56e0\u4e3a\u540e\u4fa7\u9762\u4e0e\u53f3\u4fa7\u9762\u5171\u4eab\u8fd9\u4e2a\u89d2\u3002}\r\n\r\n glColor3f(1.0, 0.0, 0.0);            \/\/ \u7ea2\u8272\r\n   glVertex3f(0.0, 1.0, 0.0);           \/\/ \u4e09\u89d2\u5f62\u7684\u4e0a\u9876\u70b9 (\u540e\u4fa7\u9762)\r\n   glColor3f(0.0, 1.0, 0.0);            \/\/ \u7eff\u8272\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u4e09\u89d2\u5f62\u7684\u5de6\u4e0b\u9876\u70b9 (\u540e\u4fa7\u9762)\r\n   glColor3f(0.0, 0.0, 1.0);            \/\/ \u84dd\u8272\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u4e09\u89d2\u5f62\u7684\u53f3\u4e0b\u9876\u70b9 (\u540e\u4fa7\u9762)\r\n\r\n{\u6700\u540e\u753b\u5de6\u4fa7\u9762\u3002\u53c8\u8981\u5207\u6362\u989c\u8272\u3002\u5de6\u4e0b\u9876\u70b9\u662f\u84dd\u8272\uff0c\u4e0e\u540e\u4fa7\u9762\u7684\u53f3\u4e0b\u9876\u70b9\u76f8\u540c\u3002\u53f3\u4e0b\u9876\u70b9\u662f\u84dd\u8272\uff0c\u4e0e\u524d\u4fa7\u9762\u7684\u5de6\u4e0b\u9876\u70b9\u76f8\u540c\u3002\r\n\u5230\u8fd9\u91cc\u91d1\u5b57\u5854\u5c31\u753b\u5b8c\u4e86}\r\n\r\n   glColor3f(1.0, 0.0, 0.0);            \/\/ \u7ea2\u8272\r\n   glVertex3f(0.0, 1.0, 0.0);           \/\/ \u4e09\u89d2\u5f62\u7684\u4e0a\u9876\u70b9 (\u5de6\u4fa7\u9762)\r\n   glColor3f(0.0, 0.0, 1.0);            \/\/ \u84dd\u8272\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u4e09\u89d2\u5f62\u7684\u5de6\u4e0b\u9876\u70b9 (\u5de6\u4fa7\u9762)\r\n   glColor3f(0.0, 1.0, 0.0);            \/\/ \u7eff\u8272\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u4e09\u89d2\u5f62\u7684\u53f3\u4e0b\u9876\u70b9 (\u5de6\u4fa7\u9762)\r\n   glEnd();                             \/\/\u91d1\u5b57\u5854\u7ed8\u5236\u7ed3\u675f\r\n\r\n{\u56e0\u4e3a\u91d1\u5b57\u5854\u53ea\u7ed5\u7740Y\u8f74\u65cb\u8f6c\uff0c\u6211\u4eec\u6c38\u8fdc\u90fd\u770b\u4e0d\u89c1\u5e95\u9762\uff0c\u56e0\u800c\u6ca1\u6709\u5fc5\u8981\u6dfb\u52a0\u5e95\u9762\u3002\u60a8\u89c9\u5f97\u6709\u7ecf\u9a8c\u4e86\uff0c\u5c1d\u8bd5\u589e\u52a0\u5e95\u9762(\u6b63\u65b9\u5f62)\uff0c\u5e76\u5c06\u91d1\u5b57\u5854\u7ed5X\u8f74\u65cb\u8f6c\u6765\u770b\u770b\u60a8\u662f\u5426\u4f5c\u5bf9\u4e86\u3002\u786e\u4fdd\u5e95\u9762\u56db\u4e2a\u9876\u70b9\u7684\u989c\u8272\u4e0e\u4fa7\u9762\u7684\u989c\u8272\u76f8\u5339\u914d\u3002}\r\n\r\n{\u8bd1\u8005\uff1a\u8fd9\u662f\u6211\u81ea\u5df1\u52a0\u7684\u5e95\u9762}\r\n\r\n  glBegin(GL_QUADS);                   \/\/ \u7ed8\u5236\u5e95\u9762\r\n   glColor3f(0.6, 0.2, 2.0);            \/\/\u8bbe\u7f6e\u5f53\u524d\u8272\u4e3a\u7d2b\u8272\r\n   glColor3f(0.0, 1.0, 0.0);            \/\/ \u7eff\u8272\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u5de6\u4e0a\r\n   glColor3f(0.0, 0.0, 1.0);            \/\/ \u84dd\u8272\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u53f3\u4e0a\r\n   glColor3f(0.0, 1.0, 0.0);            \/\/ \u7eff\u8272\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u5de6\u4e0b\r\n   glColor3f(0.0, 0.0, 1.0);            \/\/ \u84dd\u8272\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u53f3\u4e0b\r\n   glEnd();                             \/\/ \u6b63\u65b9\u5f62\u7ed8\u5236\u7ed3\u675f\r\n\r\n   glLoadIdentity();                    \/\/ \u91cd\u7f6e\u6a21\u578b\u89c2\u5bdf\u77e9\u9635\r\n   glTranslatef(1.5, 0.0, -6.0);        \/\/ \u53f3\u79fb1.5\u5355\u4f4d,\u5e76\u79fb\u5165\u5c4f\u5e55 6.0\r\n   glRotatef(rquad, 1.0, 1.0, 1.0);     \/\/ \u7ed5X\u8f74\u65cb\u8f6c\u56db\u8fb9\u5f62 ( \u65b0\u589e )\r\n\r\n{\r\n\r\n\u63a5\u4e0b\u6765\u5f00\u59cb\u753b\u7acb\u65b9\u4f53\u3002\u4ed6\u7531\u516d\u4e2a\u56db\u8fb9\u5f62\u7ec4\u6210\u3002\u6240\u6709\u7684\u56db\u8fb9\u5f62\u90fd\u4ee5\u9006\u65f6\u9488\u6b21\u5e8f\u7ed8\u5236\u3002\u5c31\u662f\u8bf4\u5148\u753b\u53f3\u4e0a\u89d2\uff0c\u7136\u540e\u5de6\u4e0a\u89d2\u3001\u5de6\u4e0b\u89d2\u3001\u6700\u540e\u53f3\u4e0b\u89d2\u3002\u60a8\u4e5f\u8bb8\u8ba4\u4e3a\u753b\u7acb\u65b9\u4f53\u7684\u80cc\u9762\u7684\u65f6\u5019\u8fd9\u4e2a\u6b21\u5e8f\u770b\u8d77\u6765\u597d\u50cf\u987a\u65f6\u9488\uff0c\u4f46\u522b\u5fd8\u4e86\u6211\u4eec\u4ece\u7acb\u65b9\u4f53\u7684\u80cc\u540e\u770b\u80cc\u9762\u7684\u65f6\u5019\uff0c\u4e0e\u60a8\u73b0\u5728\u6240\u60f3\u7684\u6b63\u597d\u76f8\u53cd\u3002(\u8bd1\u8005\u6ce8\uff1a\u60a8\u662f\u4ece\u7acb\u65b9\u4f53\u7684\u5916\u9762\u6765\u89c2\u5bdf\u7acb\u65b9\u4f53\u7684)\u3002\r\n\u6ce8\u610f\u5230\u8fd9\u6b21\u6211\u4eec\u5c06\u7acb\u65b9\u4f53\u79fb\u5730\u66f4\u8fdc\u79bb\u5c4f\u5e55\u4e86\u3002\u56e0\u4e3a\u7acb\u65b9\u4f53\u7684\u5927\u5c0f\u8981\u6bd4\u91d1\u5b57\u5854\u5927\uff0c\u540c\u6837\u79fb\u51656\u4e2a\u5355\u4f4d\u65f6\uff0c\u7acb\u65b9\u4f53\u770b\u8d77\u6765\u8981\u5927\u7684\u591a\u3002\u8fd9\u662f\u900f\u89c6\u7684\u7f18\u6545\u3002\u8d8a\u8fdc\u7684\u5bf9\u8c61\u770b\u8d77\u6765\u8d8a\u5c0f :)\r\n\r\n}\r\n\r\n   glBegin(GL_QUADS);                   \/\/ \u7ed8\u5236\u6b63\u65b9\u5f62\r\n\r\n{\r\n\r\n\u5148\u753b\u7acb\u65b9\u4f53\u7684\u9876\u9762\u3002\u4ece\u4e2d\u5fc3\u4e0a\u79fb\u4e00\u5355\u4f4d\uff0c\u6ce8\u610fY\u5750\u6807\u59cb\u7ec8\u4e3a\u4e00\u5355\u4f4d\uff0c\u8868\u793a\u8fd9\u4e2a\u56db\u8fb9\u5f62\u4e0eZ\u8f74\u5e73\u884c\u3002\u5148\u753b\u53f3\u4e0a\u9876\u70b9\uff0c\u5411\u53f3\u4e00\u5355\u4f4d\uff0c\u518d\u5c4f\u5e55\u5411\u91cc\u4e00\u5355\u4f4d\u3002\u7136\u540e\u5de6\u4e0a\u9876\u70b9\uff0c\u5411\u5de6\u4e00\u5355\u4f4d\uff0c\u518d\u5c4f\u5e55\u5411\u91cc\u4e00\u5355\u4f4d\u3002\u7136\u540e\u662f\u9760\u8fd1\u89c2\u5bdf\u8005\u7684\u5de6\u4e0b\u548c\u53f3\u4e0b\u9876\u70b9\u3002\u5c31\u662f\u5c4f\u5e55\u5f80\u5916\u4e00\u5355\u4f4d\u3002\r\n\r\n}\r\n   glColor3f(0.0, 1.0, 0.0);            \/\/ \u989c\u8272\u6539\u4e3a\u84dd\u8272\r\n   glVertex3f(1.0, 1.0, -1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\u9876\u70b9 (\u9876\u9762)\r\n   glVertex3f(-1.0, 1.0, -1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\u9876\u70b9 (\u9876\u9762)\r\n   glVertex3f(-1.0, 1.0, 1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\u9876\u70b9 (\u9876\u9762)\r\n   glVertex3f(1.0, 1.0, 1.0);           \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\u9876\u70b9 (\u9876\u9762)\r\n\r\n{\r\n\r\n\u5e95\u9762\u7684\u753b\u6cd5\u548c\u9876\u9762\u5341\u5206\u7c7b\u4f3c\u3002\u53ea\u662fY\u5750\u6807\u53d8\u6210\u4e86\uff0d1\u3002\u5982\u679c\u6211\u4eec\u4ece\u7acb\u65b9\u4f53\u7684\u4e0b\u9762\u6765\u770b\u7acb\u65b9\u4f53\u7684\u8bdd\uff0c\u60a8\u4f1a\u6ce8\u610f\u5230\u53f3\u4e0a\u89d2\u79bb\u89c2\u5bdf\u8005\u6700\u8fd1\uff0c\u56e0\u6b64\u6211\u4eec\u5148\u753b\u79bb\u89c2\u5bdf\u8005\u6700\u8fd1\u7684\u9876\u70b9\u3002\u7136\u540e\u662f\u5de6\u4e0a\u9876\u70b9\u6700\u540e\u624d\u662f\u5c4f\u5e55\u91cc\u9762\u7684\u5de6\u4e0b\u548c\u53f3\u4e0b\u9876\u70b9\u3002\r\n\r\n\u5982\u679c\u60a8\u771f\u7684\u4e0d\u5728\u4e4e\u7ed8\u5236\u591a\u8fb9\u5f62\u7684\u6b21\u5e8f(\u987a\u65f6\u9488\u6216\u8005\u9006\u65f6\u9488)\u7684\u8bdd\uff0c\u60a8\u53ef\u4ee5\u76f4\u63a5\u62f7\u8d1d\u9876\u9762\u7684\u4ee3\u7801\uff0c\u5c06Y\u5750\u6807\u4ece1\u6539\u6210 -1\uff0c\u4e5f\u80fd\u591f\u5de5\u4f5c\u3002\u4f46\u4e00\u65e6\u60a8\u8fdb\u5165\u8c61\u7eb9\u7406\u6620\u5c04\u8fd9\u6837\u7684\u9886\u57df\u65f6\uff0c\u5ffd\u7565\u7ed8\u5236\u6b21\u5e8f\u4f1a\u5bfc\u81f4\u5341\u5206\u602a\u5f02\u7684\u7ed3\u679c\u3002\r\n\r\n}\r\n\r\n   glColor3f(1.0, 0.5, 0.0);            \/\/ \u989c\u8272\u6539\u6210\u6a59\u8272\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\u9876\u70b9(\u5e95\u9762)\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\u9876\u70b9(\u5e95\u9762)\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\u9876\u70b9(\u5e95\u9762)\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\u9876\u70b9(\u5e95\u9762)\r\n\r\n{\r\n\r\n\u63a5\u7740\u753b\u7acb\u65b9\u4f53\u7684\u524d\u9762\u3002\u4fdd\u6301Z\u5750\u6807\u4e3a\u4e00\u5355\u4f4d\uff0c\u524d\u9762\u6b63\u5bf9\u7740\u6211\u4eec\u3002\r\n\r\n}\r\n\r\n   glColor3f(1.0, 0.0, 0.0);            \/\/ \u989c\u8272\u6539\u6210\u7ea2\u8272\r\n   glVertex3f(1.0, 1.0, 1.0);           \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\u9876\u70b9(\u524d\u9762)\r\n   glVertex3f(-1.0, 1.0, 1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\u9876\u70b9(\u524d\u9762)\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\u9876\u70b9(\u524d\u9762)\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\u9876\u70b9(\u524d\u9762)\r\n\r\n{\r\n\r\n\u7acb\u65b9\u4f53\u540e\u9762\u7684\u7ed8\u5236\u65b9\u6cd5\u4e0e\u524d\u9762\u7c7b\u4f3c\u3002\u53ea\u662f\u4f4d\u4e8e\u5c4f\u5e55\u7684\u91cc\u9762\u3002\u6ce8\u610fZ\u5750\u6807\u73b0\u5728\u4fdd\u6301 -1 \u4e0d\u53d8\u3002\r\n\r\n}\r\n\r\n   glColor3f(1.0, 1.0, 0.0);            \/\/ \u989c\u8272\u6539\u6210\u9ec4\u8272\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\u9876\u70b9(\u540e\u9762)\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\u9876\u70b9(\u540e\u9762)\r\n   glVertex3f(-1.0, 1.0, -1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\u9876\u70b9(\u540e\u9762)\r\n   glVertex3f(1.0, 1.0, -1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\u9876\u70b9(\u540e\u9762)\r\n\r\n{\r\n\r\n\u8fd8\u5269\u4e24\u4e2a\u9762\u5c31\u5b8c\u6210\u4e86\u3002\u60a8\u4f1a\u6ce8\u610f\u5230\u603b\u6709\u4e00\u4e2a\u5750\u6807\u4fdd\u6301\u4e0d\u53d8\u3002\u8fd9\u4e00\u6b21\u6362\u6210\u4e86X\u5750\u6807\u3002\u56e0\u4e3a\u6211\u4eec\u5728\u753b\u5de6\u4fa7\u9762\u3002\r\n\r\n}\r\n\r\n   glColor3f(0.0, 0.0, 1.0);            \/\/ \u989c\u8272\u6539\u6210\u84dd\u8272\r\n   glVertex3f(-1.0, 1.0, 1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\u9876\u70b9(\u5de6\u9762)\r\n   glVertex3f(-1.0, 1.0, -1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\u9876\u70b9(\u5de6\u9762)\r\n   glVertex3f(-1.0, -1.0, -1.0);        \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\u9876\u70b9(\u5de6\u9762)\r\n   glVertex3f(-1.0, -1.0, 1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\u9876\u70b9(\u5de6\u9762)\r\n\r\n{\r\n\r\n\u7acb\u65b9\u4f53\u7684\u6700\u540e\u4e00\u4e2a\u9762\u4e86\u3002X\u5750\u6807\u4fdd\u6301\u4e3a\u4e00\u5355\u4f4d\u3002\u9006\u65f6\u9488\u7ed8\u5236\u3002\u60a8\u613f\u610f\u7684\u8bdd\uff0c\u7559\u7740\u8fd9\u4e2a\u9762\u4e0d\u753b\u4e5f\u53ef\u4ee5\uff0c\u8fd9\u6837\u5c31\u662f\u4e00\u4e2a\u76d2\u5b50:)\r\n\r\n\u6216\u8005\u60a8\u8981\u662f\u6709\u5174\u8da3\u53ef\u4ee5\u6539\u53d8\u7acb\u65b9\u4f53\u6240\u6709\u9876\u70b9\u7684\u8272\u5f69\u503c\uff0c\u8c61\u91d1\u5b57\u5854\u90a3\u6837\u6df7\u5408\u989c\u8272\u3002\u60a8\u4f1a\u770b\u89c1\u4e00\u4e2a\u975e\u5e38\u6f02\u4eae\u7684\u5f69\u8272\u7acb\u65b9\u4f53\uff0c\u5404\u79cd\u989c\u8272\u5728\u5b83\u7684\u5404\u4e2a\u8868\u9762\u6d41\u6dcc\u3002\r\n\r\n}\r\n\r\n   glColor3f(1.0, 0.0, 1.0);            \/\/ \u989c\u8272\u6539\u6210\u7d2b\u7f57\u5170\u8272\r\n   glVertex3f(1.0, 1.0, -1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0a\u9876\u70b9(\u53f3\u9762)\r\n   glVertex3f(1.0, 1.0, 1.0);           \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0a\u9876\u70b9(\u53f3\u9762)\r\n   glVertex3f(1.0, -1.0, 1.0);          \/\/ \u56db\u8fb9\u5f62\u7684\u5de6\u4e0b\u9876\u70b9(\u53f3\u9762)\r\n   glVertex3f(1.0, -1.0, -1.0);         \/\/ \u56db\u8fb9\u5f62\u7684\u53f3\u4e0b\u9876\u70b9(\u53f3\u9762)\r\n\r\n   glEnd();                             \/\/ \u6b63\u65b9\u5f62\u7ed8\u5236\u7ed3\u675f\r\n\r\n   rtri := rtri + 0.2;                  \/\/ \u589e\u52a0\u4e09\u89d2\u5f62\u7684\u65cb\u8f6c\u53d8\u91cf\r\n   rquad := rquad - 0.15;               \/\/ \u51cf\u5c11\u56db\u8fb9\u5f62\u7684\u65cb\u8f6c\u53d8\u91cf\r\n\r\nEnd;\r\n<\/pre>\n<p>\u8fd0\u884c\u4e00\u4e0b\u770b\u770b\u6548\u679c<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u4e0a\u8282\u7684\u5185\u5bb9\u4e0a\u4f5c\u4e9b\u6269\u5c55\uff0c\u73b0\u5728\u5f00\u59cb\u751f\u6210\u771f\u6b63\u76843D\u5bf9\u8c61\uff0c\u800c\u4e0d\u662f\u8c61\u524d\u4e24\u8282\u4e2d\u90a3\u68373D\u4e16\u754c\u4e2d\u76842D\u5bf9\u8c61\u3002\u6211\u4eec\u7ed9\u4e09\u89d2\u5f62\u589e\u52a0 [&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-642","post","type-post","status-publish","format-standard","hentry","category-code_related"],"_links":{"self":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/642","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=642"}],"version-history":[{"count":1,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/642\/revisions"}],"predecessor-version":[{"id":4726,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/642\/revisions\/4726"}],"wp:attachment":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/media?parent=642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/categories?post=642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/tags?post=642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}