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Jhy3DView.cpp
资源名称：Jhy3D.rar　[点击查看]
上传用户：eehhbb
上传日期：2022-08-03
资源大小：2550k
文件大小：21k
源码类别：

OpenGL

开发平台：

Visual C++

Jhy3DView.cpp：源码内容
  1. // Jhy3DView.cpp : implementation of the CJhy3DView class
  2. //
  4. #include "stdafx.h"
  5. #include "Jhy3D.h"
  6. #include "glglut.h"
  7. #include "Jhy3DDoc.h"
  8. #include "Jhy3DView.h"
  9. #include "3DPolygon.h"
  10. #include "DlgLightSet.h"
  11. #include "DlgTeapotSet.h"
  12. #include "3DBezierSurface.h"
  15. #include <stdio.h>//对文件进行操作
  16. #include "Dlg3dBoxSizeSet.h"
  17. #include "Dlg3dBoxMaterialSet.h"
  21. #ifdef _DEBUG
  22. #define new DEBUG_NEW
  23. #undef THIS_FILE
  24. static char THIS_FILE[] = __FILE__;
  25. #endif
  27. /////////////////////////////////////////////////////////////////////////////
  28. // CJhy3DView
  30. IMPLEMENT_DYNCREATE(CJhy3DView, CView)
  32. BEGIN_MESSAGE_MAP(CJhy3DView, CView)
  33. //{{AFX_MSG_MAP(CJhy3DView)
  34. ON_WM_CREATE()
  35. ON_WM_SIZE()
  36. ON_WM_DESTROY()
  37. ON_COMMAND(ID_TRIANGLE, OnTriangle)
  38. ON_COMMAND(ID_POLYGON, OnPolygon)
  39. ON_COMMAND(ID_WirePolygon, OnWirePolygon)
  40. ON_COMMAND(ID_RENDER_WIRE_MODE, OnRenderWireMode)
  41. ON_COMMAND(ID_WireTeapot, OnWireTeapot)
  42. ON_WM_LBUTTONDOWN()
  43. ON_WM_CANCELMODE()
  44. ON_WM_MOUSEMOVE()
  45. ON_WM_CAPTURECHANGED()
  46. ON_WM_KEYDOWN()
  47. ON_WM_CHAR()
  48. ON_COMMAND(ID_RENDER_SOLID_MODE, OnRenderSolidMode)
  49. ON_COMMAND(ID_Pyramid, OnPyramid)
  50. ON_COMMAND(ID_LIGHTING_SET, OnLightingSet)
  51. ON_COMMAND(ID_3DBox, On3DBox)
  52. ON_COMMAND(ID_RENDER_Texture_Mode_Teapot, OnRender3DTextureModeTeapot)
  53. ON_COMMAND(ID_RenderLightSolid3dBox, OnRenderLightSolid3dBox)
  54. ON_COMMAND(ID_DRAW_3D_BEZIERSURFACE, OnDraw3dBeziersurface)
  55. ON_COMMAND(ID_RENDER_Texture_Mode_3dbox, OnRENDERTextureMode3dbox)
  56. ON_COMMAND(ID_SPHERE_MAP_MODE_TEAPOT, OnSphereMapModeTeapot)
  57. ON_COMMAND(ID_SPHERE_MAP_MODE_3dbox, OnSPHEREMAPMODE3dbox)
  58. ON_COMMAND(ID_DRAW_3D_NURBS_SURFACE, OnDraw3dNurbsSurface)
  59. //}}AFX_MSG_MAP
  60. // Standard printing commands
  61. ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
  62. ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
  63. ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
  64. END_MESSAGE_MAP()
  66. /////////////////////////////////////////////////////////////////////////////
  67. // CJhy3DView construction/destruction
  69. CJhy3DView::CJhy3DView()
  70. {
  71. // TODO: add construction code here
  72.     m_nGraph=0;
  73. m_n3DRenderMode = 20;
  74. m_n3dRotate_x = m_n3dRotate_z = 0;
  75. m_n3dRotate_y = 180;
  76. }
  78. CJhy3DView::~CJhy3DView()
  79. {
  80. }
  82. BOOL CJhy3DView::PreCreateWindow(CREATESTRUCT& cs)
  83. {
  84. // TODO: Modify the Window class or styles here by modifying
  85. //  the CREATESTRUCT cs
  87. return CView::PreCreateWindow(cs);
  88. }
  90. /////////////////////////////////////////////////////////////////////////////
  91. // CJhy3DView drawing
  93. void CJhy3DView::OnDraw(CDC* pDC)
  94. {
  95. CJhy3DDoc* pDoc = GetDocument();
  96. ASSERT_VALID(pDoc);
  97. // TODO: add draw code for native data here
  99. DrawOGLscene();
  102. }
  104. /////////////////////////////////////////////////////////////////////////////
  105. // CJhy3DView printing
  107. BOOL CJhy3DView::OnPreparePrinting(CPrintInfo* pInfo)
  108. {
  109. // default preparation
  110. return DoPreparePrinting(pInfo);
  111. }
  113. void CJhy3DView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
  114. {
  115. // TODO: add extra initialization before printing
  116. }
  118. void CJhy3DView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
  119. {
  120. // TODO: add cleanup after printing
  121. }
  123. /////////////////////////////////////////////////////////////////////////////
  124. // CJhy3DView diagnostics
  126. #ifdef _DEBUG
  127. void CJhy3DView::AssertValid() const
  128. {
  129. CView::AssertValid();
  130. }
  132. void CJhy3DView::Dump(CDumpContext& dc) const
  133. {
  134. CView::Dump(dc);
  135. }
  137. CJhy3DDoc* CJhy3DView::GetDocument() // non-debug version is inline
  138. {
  139. ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CJhy3DDoc)));
  140. return (CJhy3DDoc*)m_pDocument;
  141. }
  142. #endif //_DEBUG
  144. /////////////////////////////////////////////////////////////////////////////
  145. // CJhy3DView message handlers
  147. bool CJhy3DView::InitOpenGL()
  148. {
  149. static PIXELFORMATDESCRIPTOR pfd= 
  150. {
  151. sizeof(PIXELFORMATDESCRIPTOR),//pfd的大小
  152. 1,                        //结构版本号
  153. PFD_DRAW_TO_WINDOW|       //支持窗口
  154. PFD_SUPPORT_OPENGL|       //支持OPENGL
  155. PFD_DOUBLEBUFFER,         //双缓存
  156. PFD_TYPE_RGBA,            //RGBA颜色
  157. 24,                       //24位颜色深度
  158. 0, 0, 0, 0, 0, 0,         //color bits ignored
  159. 0,                        //no alpha buffer
  160. 0,                        //shift bit ignored
  161. 0,                        //不使用累积缓存
  162. 0, 0, 0, 0,                //accum bits ignored
  163. 32,                        //32位z缓存
  164. 0,                         //不使用模板缓存
  165. 0,                         //no auxiliary buffer
  166. PFD_MAIN_PLANE,            //选择主层面
  167. 0,                          // 保留
  168. 0, 0, 0
  169. };
  171.      //得到客户设备上下文
  172. m_pDC = new CClientDC(this);
  173. if(m_pDC == NULL)
  174. {
  175. MessageBox("获得设备上下文失败！");
  176. return false;
  177. }
  178. int pixelFormat = ::ChoosePixelFormat(m_pDC -> GetSafeHdc(), &pfd);
  179. BOOL success = ::SetPixelFormat(m_pDC -> GetSafeHdc(), pixelFormat, &pfd);
  180. if(!success)
  181. return FALSE;
  183.  //创建绘图上下文RC
  184. m_hRC = ::wglCreateContext(m_pDC->GetSafeHdc());
  185. if(m_hRC == 0)
  186. {
  187. MessageBox("绘图上下文RC创建失败！");
  188. return FALSE;
  189. }
  190. if(::wglMakeCurrent(m_pDC -> GetSafeHdc(), m_hRC) == FALSE)
  191. {
  192. MessageBox("关联当前RC失败！");
  193. return FALSE;
  194. }
  196. glShadeModel(GL_SMOOTH);             //启用广顺渲染
  197. glClearColor(0.0f, 0.0f, 0.0f, 0.0f);//黑色背景
  198.     return TRUE;
  200. }
  202. int CJhy3DView::OnCreate(LPCREATESTRUCT lpCreateStruct) 
  203. {
  204. if (CView::OnCreate(lpCreateStruct) == -1)
  205. return -1;
  207. // TODO: Add your specialized creation code here
  209. static PIXELFORMATDESCRIPTOR pfd= 
  210. {
  211. sizeof(PIXELFORMATDESCRIPTOR),//pfd的大小
  212. 1,                        //结构版本号
  213. PFD_DRAW_TO_WINDOW|       //支持窗口
  214. PFD_SUPPORT_OPENGL|       //支持OPENGL
  215. PFD_DOUBLEBUFFER,         //双缓存
  216. PFD_TYPE_RGBA,            //RGBA颜色
  217. 24,                       //24位颜色深度
  218. 0, 0, 0, 0, 0, 0,         //color bits ignored
  219. 0,                        //no alpha buffer
  220. 0,                        //shift bit ignored
  221. 0,                        //不使用累积缓存
  222. 0, 0, 0, 0,                //accum bits ignored
  223. 32,                        //32位z缓存
  224. 0,                         //不使用模板缓存
  225. 0,                         //no auxiliary buffer
  226. PFD_MAIN_PLANE,            //选择主层面
  227. 0,                          // 保留
  228. 0, 0, 0
  229. };
  231.      //得到客户设备上下文
  232. m_pDC = new CClientDC(this);
  233. if(m_pDC == NULL)
  234. {
  235. MessageBox("获得设备上下文失败！");
  236. return false;
  237. }
  238. int pixelFormat = ::ChoosePixelFormat(m_pDC -> GetSafeHdc(), &pfd);
  239. BOOL success = ::SetPixelFormat(m_pDC -> GetSafeHdc(), pixelFormat, &pfd);
  240. if(!success)
  241. return FALSE;
  243.  //创建绘图上下文RC
  244. m_hRC = ::wglCreateContext(m_pDC -> GetSafeHdc());
  245. if(m_hRC == 0)
  246. {
  247. MessageBox("绘图上下文RC创建失败！");
  248. return FALSE;
  249. }
  250. if(::wglMakeCurrent(m_pDC -> GetSafeHdc(), m_hRC) == FALSE)
  251. {
  252. MessageBox("关联当前RC失败！");
  253. return FALSE;
  254. }
  256. glShadeModel(GL_SMOOTH);             //启用广顺渲染
  257. glClearColor(0.0f, 0.0f, 0.0f, 0.0f);//黑色背景
  258.     return TRUE;
  260. return 0;
  261. }
  263. void CJhy3DView::OnSize(UINT nType, int cx, int cy) 
  264. {
  265. CView::OnSize(nType, cx, cy);
  267. // TODO: Add your message handler code here
  268. if(0 >= cx||0 >= cy)  return;
  269. //select the full client area
  271. //ModelView变换机制
  272. // gluPerspective(45.0f,2.0,1.0f,1000.0f);
  274. ::glViewport(0, 0, cx, cy);
  275. }
  277. void CJhy3DView::OnDestroy() 
  278. {
  279. CView::OnDestroy();
  281. // TODO: Add your message handler code here
  282. ::wglMakeCurrent(NULL, NULL);
  283. ::wglDeleteContext(m_hRC);
  285. if(m_pDC)
  286. {
  287. delete m_pDC;
  288. m_pDC = NULL;
  289. }
  290. }
  292. void CJhy3DView::DrawOGLscene()
  293. {
  294. glClearColor(0.4f,0.3f,0.4f,0.5f);
  295. glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
  297. gluLookAt(0,0,2,0,0,0,0,1,0);
  298. glLoadIdentity();
  301. glPushMatrix();
  302. glRotatef(m_n3dRotate_y,0.0,1.0,0.0);
  303. glRotatef(m_n3dRotate_x,1.0,0.0,0.0);
  304. glRotatef(m_n3dRotate_z,0.0,0.0,1.0);
  307. //在此处添加场景绘制代码如下
  308. if(m_nGraph==1)
  309. {
  310. //glShadeModel (GL_FLAT);
  311. glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
  312. glBegin(GL_TRIANGLES);//每三个顶点组成一个三角形
  314. glColor3f(1.0, 0.0, 0.0);//设置顶点颜色
  315. glVertex3f(-1.0, 0.0, 0.0);
  316. //顶点坐标
  317. glColor3f(0.0, 1.0, 0.0);
  318. glVertex3f(0.0, 1.0, 0.0);
  320. glColor3f(0.0, 0.0, 1.0);
  321. glVertex3f(1.0, 0.0, 0.0);
  322. glEnd();
  323. }
  325.  if(m_nGraph==2)
  326. {
  327. DrawPolygon();
  328. }
  329. if(m_nGraph==3)
  330. {
  331. //glShadeModel (GL_FLAT);
  332. m_3dpolygon.DrawWirePolygonwithOpenGL();
  333. }
  336. if(m_nGraph==4)
  337. {
  338. m_3dteapot.DrawWireTeapot();
  339. }
  341. if(m_nGraph ==5)
  342. {
  343. DrawPyramid();
  344. }
  345. if(m_nGraph ==6)
  346. {
  347. m_3dbox.Draw3dBox();
  348. }
  350. if(m_nGraph ==7)
  351. {
  352. if(m_n3DRenderMode == 1)
  353. {
  354. m_3dteapot.RenderLightSolidTeapot();
  355. m_3dbezierSuf.RenderTextureSolidBeizerSurface();
  356. }
  357. else if (m_n3DRenderMode == 0)
  358. {
  359. m_3dteapot.RenderWireTeapot();
  360. m_3dnurbsSuf.RenderWireNurbsSurface();
  361. }
  362. else if (m_n3DRenderMode == 2)
  363. {
  364. m_3dbox.RenderLightSolid3dBox();
  365. }
  366.     else if (m_n3DRenderMode == 3)//纹理映射茶壶
  367. {
  368. m_3dteapot.RenderLightSolidTeapot();
  370. }
  371. else if (m_n3DRenderMode == 4)//纹理映射长方体
  372. {
  373. m_3dbox.Draw3dBox();
  374. }
  375. else if (m_n3DRenderMode == 5)//环境映射茶壶
  376. {
  377. glEnable(GL_TEXTURE_GEN_S); 
  378. glEnable(GL_TEXTURE_GEN_T);
  379. m_3dteapot.RenderLightSolidTeapot();
  380. }
  381. else if (m_n3DRenderMode == 6)//环境映射长方体
  382. {
  383. glEnable(GL_TEXTURE_GEN_S); 
  384. glEnable(GL_TEXTURE_GEN_T);
  385. m_3dbox.Draw3dBox();
  386. }
  387. }
  389. glPopMatrix();
  390. glFinish();
  391. SwapBuffers(m_pDC -> GetSafeHdc());
  393. }
  395. void CJhy3DView::OnTriangle() //菜单响应
  396. {
  397. // TODO: Add your command handler code here
  398. m_nGraph=1;
  399. Invalidate();
  401. }
  403. void CJhy3DView::OnPolygon() //菜单响应
  404. {
  405. // TODO: Add your command handler code here
  406. m_nGraph=2;
  407. Invalidate();
  408. }
  410. //画多边形
  411. void CJhy3DView::DrawPolygon()
  412. {
  413.     glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
  414. glDisable(GL_TEXTURE_2D);
  415. glBegin(GL_POLYGON); 
  416. glColor3f(0.8,0.0f,0.0f); 
  417. glVertex3f(-1.0,0.0,0.0); 
  418. glColor3f(0.3, 1.0, 0.0);
  419. glVertex3f(0.0,1.0,0.0);
  420. glColor3f(0.0, 0.2, 0.2);
  421. glVertex3f(1.0,0.0,0.0); 
  422. glColor3f(0.0, 0.5, 0.5);
  423. glVertex3f(0.1,-0.7,0.8);
  424. // glColor3f(0.2, 0.3, 0.5);
  425. // glVertex3f(0.1,-0.3,0.5);
  426. glEnd(); 
  428. }
  430. void CJhy3DView::OnWirePolygon() 
  431. {
  432. // TODO: Add your command handler code here
  433. m_nGraph=3;
  434. Invalidate();
  437. }
  439. void CJhy3DView::OnRenderWireMode() 
  440. {
  441. // TODO: Add your command handler code here
  442. m_nGraph=7;
  443. m_n3DRenderMode = 0;
  444. CloseLight();
  445. glDisable(GL_TEXTURE_2D);
  446. Invalidate(FALSE);
  447. }
  449. void CJhy3DView::OnWireTeapot() 
  450. {
  451. // TODO: Add your command handler code here
  452. CDlgTeapotSet theDlg;
  453. if(theDlg.DoModal() == IDOK)
  454. {
  455. m_3dteapot.m_matTeapot.m_vAmbient[0] = atof(theDlg.m_dlg_Ambient0);
  456. m_3dteapot.m_matTeapot.m_vAmbient[1] = atof(theDlg.m_dlg_Ambient1);
  457. m_3dteapot.m_matTeapot.m_vAmbient[2] = atof(theDlg.m_dlg_Ambient2);
  458. m_3dteapot.m_matTeapot.m_vAmbient[3] = 1.0f;
  460. m_3dteapot.m_matTeapot.m_vDiffuse[0] = atof(theDlg.m_dlg_Diffuse0);
  461. m_3dteapot.m_matTeapot.m_vDiffuse[1] = atof(theDlg.m_dlg_Diffuse1);
  462. m_3dteapot.m_matTeapot.m_vDiffuse[2] = atof(theDlg.m_dlg_Diffuse2);
  463. m_3dteapot.m_matTeapot.m_vDiffuse[3] = 1.0f;
  465. m_3dteapot.m_matTeapot.m_vSpecular[0] = atof(theDlg.m_dlg_Specular0);
  466. m_3dteapot.m_matTeapot.m_vSpecular[1] = atof(theDlg.m_dlg_Specular1);
  467. m_3dteapot.m_matTeapot.m_vSpecular[2] = atof(theDlg.m_dlg_Specular2);
  468. m_3dteapot.m_matTeapot.m_vSpecular[3] = 1.0f;
  470. m_3dteapot.m_matTeapot.m_vEmission[0] = atof(theDlg.m_dlg_Emission0);
  471. m_3dteapot.m_matTeapot.m_vEmission[1] = atof(theDlg.m_dlg_Emission1);
  472. m_3dteapot.m_matTeapot.m_vEmission[2] = atof(theDlg.m_dlg_Emission2);
  473. m_3dteapot.m_matTeapot.m_vEmission[3] = 1.0f;
  475. m_3dteapot.m_matTeapot.m_vShininess = atof(theDlg.m_dlg_Shininess);
  478. m_3dteapot.m_position.m_x = theDlg.m_teapot_tx;
  479. m_3dteapot.m_position.m_y = theDlg.m_teapot_ty;
  480. m_3dteapot.m_position.m_z = theDlg.m_teapot_tz;
  482. m_3dteapot.m_fRoundRadius = theDlg.m_teapot_radius;
  483. }
  484. m_nGraph=4;
  485. Invalidate();
  486. }
  488. void CJhy3DView::OnLButtonDown(UINT nFlags, CPoint point) 
  489. {
  490. // TODO: Add your message handler code here and/or call default
  491. m_TempMovePos = point;
  492. CView::OnLButtonDown(nFlags, point);
  493. }
  495. void CJhy3DView::OnCancelMode() 
  496. {
  497. CView::OnCancelMode();
  499. // TODO: Add your message handler code here
  501. }
  503. void CJhy3DView::OnMouseMove(UINT nFlags, CPoint point) 
  504. {
  505. // TODO: Add your message handler code here and/or call default
  506. if(nFlags == MK_LBUTTON)
  507. {
  508. m_n3dRotate_y+=point.x - m_TempMovePos.x;
  509. m_n3dRotate_x+=m_TempMovePos.y - point.y;
  510. m_TempMovePos = point;
  511. Invalidate(FALSE);
  512. }
  515. CView::OnMouseMove(nFlags, point);
  516. }
  518. void CJhy3DView::OnCaptureChanged(CWnd *pWnd) 
  519. {
  520. // TODO: Add your message handler code here
  522. CView::OnCaptureChanged(pWnd);
  523. }
  525. void CJhy3DView::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
  526. {
  527. // TODO: Add your message handler code here and/or call default
  528. switch(nChar)
  529. {
  530. case 'z':
  531. case 'Z':
  532. m_n3dRotate_z+=5.0f;
  533. Invalidate(FALSE);
  534. break;
  535. case 'c':
  536. case 'C':
  537. m_n3dRotate_z-=5.0f;
  538. Invalidate(FALSE);
  539. }
  542. CView::OnKeyDown(nChar, nRepCnt, nFlags);
  543. }
  545. void CJhy3DView::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) 
  546. {
  547. // TODO: Add your message handler code here and/or call default
  549. CView::OnChar(nChar, nRepCnt, nFlags);
  550. }
  552. void CJhy3DView::OnRenderSolidMode() 
  553. {
  554. // TODO: Add your command handler code here
  555. m_nGraph=7;
  556. m_n3DRenderMode = 1;
  557. OpenLight();
  558. glDisable(GL_TEXTURE_2D);
  559. Invalidate(FALSE);
  560. }
  562. void CJhy3DView::OpenLight()
  563. {
  564. glLightfv(GL_LIGHT0,GL_AMBIENT,m_light.m_vAmbient);
  565. glLightfv(GL_LIGHT0,GL_DIFFUSE,m_light.m_vDiffuse);
  566. glLightfv(GL_LIGHT0,GL_SPECULAR,m_light.m_vSpecular);
  567. glLightfv(GL_LIGHT0,GL_POSITION,m_light.m_vPosition);
  569. glEnable(GL_DEPTH_TEST);
  570. glEnable(GL_LIGHTING);
  571. glEnable(GL_LIGHT0);
  572. }
  574. void CJhy3DView::CloseLight()
  575. {
  576. glDisable(GL_DEPTH_TEST);
  577. glDisable(GL_LIGHTING);
  578. glDisable(GL_LIGHT0);
  580. }
  583. void CJhy3DView::OnPyramid() 
  584. {
  585. // TODO: Add your command handler code here
  586. m_nGraph=5;
  587. Invalidate();
  588. }
  590. void CJhy3DView::DrawPyramid()
  591. {
  592. // glTranslatef(0.0f,0.0f,0.0f);
  593. glBegin(GL_TRIANGLES);
  595. glColor3f(0.5f,0.0f,0.0f); // 红色
  596. glVertex3f( 0.0f, 0.5f, 0.0f); // 三角形的上顶点 (前侧面)
  597. glColor3f(0.0f,0.5f,0.0f); // 绿色
  598. glVertex3f(-0.5f,-0.5f, 0.5f); // 三角形的左下顶点 (前侧面)
  599. glColor3f(0.0f,0.0f,0.5f); // 蓝色
  600. glVertex3f( 0.5f,-0.5f, 0.5f); // 三角形的右下顶点 (前侧面)
  602. glColor3f(0.5f,0.0f,0.0f); // 红色
  603. glVertex3f( 0.0f, 0.5f, 0.0f); // 三角形的上顶点 (右侧面)
  604. glColor3f(0.0f,0.0f,0.5f); // 蓝色
  605. glVertex3f( 0.5f,-0.5f, 0.5f); // 三角形的左下顶点 (右侧面)
  606. glColor3f(0.0f,0.5f,0.0f); // 绿色
  607. glVertex3f( 0.5f,-0.5f, -0.5f); // 三角形的右下顶点 (右侧面)
  609. glColor3f(0.5f,0.0f,0.0f); // 红色
  610. glVertex3f( 0.0f, 0.5f, 0.0f); // 三角形的上顶点 (后侧面)
  611. glColor3f(0.0f,0.5f,0.0f); // 绿色
  612. glVertex3f( 0.5f,-0.5f, -0.5f); // 三角形的左下顶点 (后侧面)
  613. glColor3f(0.0f,0.0f,0.5f); // 蓝色
  614. glVertex3f(-0.5f,-0.5f, -0.5f); // 三角形的右下顶点 (后侧面)
  616. glColor3f(0.5f,0.0f,0.0f); // 红色
  617. glVertex3f( 0.0f, 0.5f, 0.0f); // 三角形的上顶点 (左侧面)
  618. glColor3f(0.0f,0.0f,0.5f);// 蓝色
  619. glVertex3f(-0.5f,-0.5f,-0.5f); // 三角形的左下顶点 (左侧面)
  620. glColor3f(0.0f,0.5f,0.0f); // 绿色
  621. glVertex3f(-0.5f,-0.5f, 0.5f); // 三角形的右下顶点 (左侧面)
  622. glEnd(); //金字塔绘制结束
  624. }
  626. void CJhy3DView::OnLightingSet() 
  627. {
  628. // TODO: Add your command handler code here
  629. CDlgLightSet dlg;
  630. if (dlg.DoModal() == IDOK)
  631. {
  632. m_light.m_vAmbient[0] = atof(dlg.m_dlg_Ambient0);
  633. m_light.m_vAmbient[1] = atof(dlg.m_dlg_Ambient1);
  634. m_light.m_vAmbient[2] = atof(dlg.m_dlg_Ambient2);
  635. m_light.m_vAmbient[3] = 1.0f;
  637. m_light.m_vDiffuse[0] = atof(dlg.m_dlg_Diffuse0);
  638. m_light.m_vDiffuse[1] = atof(dlg.m_dlg_Diffuse1);
  639. m_light.m_vDiffuse[2] = atof(dlg.m_dlg_Diffuse2);
  640. m_light.m_vDiffuse[3] = 1.0f;
  642. m_light.m_vSpecular[0] = atof(dlg.m_dlg_Specular0);
  643. m_light.m_vSpecular[1] = atof(dlg.m_dlg_Specular1);
  644. m_light.m_vSpecular[2] = atof(dlg.m_dlg_Specular2);
  645. m_light.m_vSpecular[3] = 1.0f;
  647. m_light.m_vPosition[0] = atof(dlg.m_dlg_Position0);
  648. m_light.m_vPosition[1] = atof(dlg.m_dlg_Position1);
  649. m_light.m_vPosition[2] = atof(dlg.m_dlg_Position2);
  650. m_light.m_vPosition[3] = 1.0f;
  651. }
  652. }
  654. void CJhy3DView::On3DBox() 
  655. {
  656. CDlg3dBoxSizeSet dlg;
  657. if (dlg.DoModal() == IDOK)
  658. {
  659. m_3dbox.m_vBox[0].m_x = dlg.m_3dboxx0;
  660. m_3dbox.m_vBox[0].m_y = dlg.m_3dboxy0;
  661. m_3dbox.m_vBox[0].m_z = dlg.m_3dboxz0;
  663. m_3dbox.m_vBox[1].m_x = dlg.m_3dboxx1;
  664. m_3dbox.m_vBox[1].m_y = dlg.m_3dboxy1;
  665. m_3dbox.m_vBox[1].m_z = dlg.m_3dboxz1;
  666. }
  667. m_nGraph=6;
  668. Invalidate();
  669. }
  673. void CJhy3DView::OnRenderLightSolid3dBox() 
  674. {
  675. CDlg3dBoxMaterialSet theDlg;
  676. if(theDlg.DoModal() == IDOK)
  677. {
  678. m_3dbox.m_matBox.m_vAmbient[0] = atof(theDlg.m_dlg_ambient0);
  679. m_3dbox.m_matBox.m_vAmbient[1] = atof(theDlg.m_dlg_ambient1);
  680. m_3dbox.m_matBox.m_vAmbient[2] = atof(theDlg.m_dlg_ambient2);
  681. m_3dbox.m_matBox.m_vAmbient[3] = 1.0f;
  683. m_3dbox.m_matBox.m_vDiffuse[0] = atof(theDlg.m_dlg_diffuse0);
  684. m_3dbox.m_matBox.m_vDiffuse[1] = atof(theDlg.m_dlg_diffuse1);
  685. m_3dbox.m_matBox.m_vDiffuse[2] = atof(theDlg.m_dlg_diffuse2);
  686. m_3dbox.m_matBox.m_vDiffuse[3] = 1.0f;
  688. m_3dbox.m_matBox.m_vSpecular[0] = atof(theDlg.m_dlg_specular0);
  689. m_3dbox.m_matBox.m_vSpecular[1] = atof(theDlg.m_dlg_specular1);
  690. m_3dbox.m_matBox.m_vSpecular[2] = atof(theDlg.m_dlg_specular2);
  691. m_3dbox.m_matBox.m_vSpecular[3] = 1.0f;
  693. m_3dbox.m_matBox.m_vEmission[0] = atof(theDlg.m_dlg_emission0);
  694. m_3dbox.m_matBox.m_vEmission[1] = atof(theDlg.m_dlg_emission1);
  695. m_3dbox.m_matBox.m_vEmission[2] = atof(theDlg.m_dlg_emission2);
  696. m_3dbox.m_matBox.m_vEmission[3] = 1.0f;
  698. m_3dbox.m_matBox.m_vShininess = atof(theDlg.m_dlg_shininess);
  699. }
  701. m_nGraph=7;
  702. m_n3DRenderMode = 2;
  703. OpenLight();
  704. glDisable(GL_TEXTURE_2D);
  705. Invalidate(FALSE);
  706. }
  709. AUX_RGBImageRec *CJhy3DView::LoadBMP(char *filename)     // 载入位图图象
  710. {
  711. FILE *file = NULL;
  712. if((file = fopen(filename,"r")) != NULL)
  713. {
  714. fclose(file);
  715. return auxDIBImageLoad(filename); 
  716. }
  717. return NULL;
  718. }
  720. int CJhy3DView::LoadGLTextures()
  721. {
  722. int status = FALSE;//Status 的变量用来跟踪是否能够载入位图以及能否创建纹理。 Status 缺省设为 FALSE (表示没有载入或创建任何东东)。
  724. AUX_RGBImageRec *TextureImage[1]; // 创建纹理的存储空间
  726. memset(TextureImage,0,sizeof(void*)*1);// 将指针设为 NULL
  728. if(TextureImage[0] = LoadBMP("test.bmp"))
  729. {
  730. status = TRUE;
  731. glGenTextures(1,&m_texture[0]);//生成一个纹理名字
  732. glBindTexture(GL_TEXTURE_2D,m_texture[0]);//将纹理名字 texture[0] 绑定到纹理目标上...指定内存
  733. glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);//滤波方式
  734. glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);//滤波方式
  735. glTexImage2D(GL_TEXTURE_2D,0,3,TextureImage[0]->sizeX,TextureImage[0]->sizeY,0,GL_RGB,GL_UNSIGNED_BYTE,TextureImage[0]->data);
  736. }
  738. if(TextureImage[0] && TextureImage[0]->data)// 纹理是否存在 // 纹理图像是否存在
  739. {
  740. free(TextureImage[0]->data);// 释放纹理图像占用的内存
  741. free(TextureImage[0]);      // 释放图像结构
  742. }
  743. return status;
  744. }
  746. void CJhy3DView::OnRender3DTextureModeTeapot() 
  747. {
  748. m_nGraph=7;
  749. m_n3DRenderMode = 3;
  750. if(!glIsTexture(m_texture[0]))
  751. LoadGLTextures();
  752. glEnable(GL_DEPTH_TEST);
  753. glEnable(GL_TEXTURE_2D);
  754. Invalidate(FALSE);
  756. }
  758. void CJhy3DView::OnRENDERTextureMode3dbox() 
  759. {
  760.     m_nGraph=7;
  761. m_n3DRenderMode = 4;
  762. AfxMessageBox("请设置长方体的大小：绘图->长方体");
  763. if(!glIsTexture(m_texture[0]))
  764. LoadGLTextures();
  765. glEnable(GL_DEPTH_TEST);
  766. glEnable(GL_TEXTURE_2D);
  767. Invalidate(FALSE);
  769. }
  771. //茶壶环境映射
  772. void CJhy3DView::OnSphereMapModeTeapot() 
  773. {
  774. m_nGraph=7;
  775. m_n3DRenderMode = 5;
  777. glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); // Set The Texture Generation Mode For S To Sphere Mapping (NEW)
  778. glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); // Set The Texture Generation Mode For T To Sphere Mapping (NEW)
  779. if(!glIsTexture(m_texture[0]))
  780. LoadGLTextures();
  782. glEnable(GL_DEPTH_TEST);
  783. glEnable(GL_TEXTURE_2D);
  785. }
  787. //长方体环境映射
  788. void CJhy3DView::OnSPHEREMAPMODE3dbox() 
  789. {
  790. m_nGraph=7;
  791. m_n3DRenderMode = 6;
  792. AfxMessageBox("请设置长方体的大小：绘图->长方体");
  794. glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); // Set The Texture Generation Mode For S To Sphere Mapping (NEW)
  795. glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); // Set The Texture Generation Mode For T To Sphere Mapping (NEW)
  796. if(!glIsTexture(m_texture[0]))
  797. LoadGLTextures();
  799. glEnable(GL_DEPTH_TEST);
  800. glEnable(GL_TEXTURE_2D);
  802. }
  805. void CJhy3DView::OnDraw3dBeziersurface() 
  806. {
  807. // m_n3DRenderMode = 7;
  808. m_3dbezierSuf.DefaultBezierSuf();
  809. Invalidate();
  810. }
  813. void CJhy3DView::OnDraw3dNurbsSurface() 
  814. {
  815. m_3dnurbsSuf.DefaultNurbsSuf();
  816. Invalidate();
  817. }