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zfxd3dUtility.cpp
资源名称：Direct3D.rar　[点击查看]
上传用户：junlon
上传日期：2022-01-05
资源大小：39075k
文件大小：5k
源码类别：

DirextX编程

开发平台：

Visual C++

zfxd3dUtility.cpp：源码内容
  1. #include "zfxd3dUtility.h"
  4. bool InitD3DApp(HINSTANCE hInstance,  // 程序实例句柄
  5. bool windowed,             // 布尔变量，是否为窗口模式
  6. D3DDEVTYPE deviceType,     // HAL or REF
  7. IDirect3D9** pd3d9,      // D3D对象接口
  8. IDirect3DDevice9** pd3dDevice,// D3D设备接口
  9. PCTSTR szTitle,           // 窗口标题名
  10. int width, int height)
  11. {
  12. // 注册窗口类
  13. WNDCLASS wc;
  15. wc.style         = CS_HREDRAW | CS_VREDRAW;
  16. wc.lpfnWndProc   = (WNDPROC)WndProc; 
  17. wc.cbClsExtra    = 0;
  18. wc.cbWndExtra    = 0;
  19. wc.hInstance     = hInstance;
  20. wc.hIcon         = LoadIcon(0, IDI_APPLICATION);
  21. wc.hCursor       = LoadCursor(0, IDC_ARROW);
  22. wc.hbrBackground = (HBRUSH)GetStockObject(LTGRAY_BRUSH);
  23. wc.lpszMenuName  = 0;
  24. wc.lpszClassName = L"ZFXD3DApp";
  26. if( !RegisterClass(&wc) ) 
  27. {
  28. ::MessageBox(0, L"FAILED to register WND class", 0, 0);
  29. return false;
  30. }
  32. // 创建窗口
  33. HWND hWnd = 0;
  34. hWnd = ::CreateWindow(L"ZFXD3DApp", szTitle, 
  35. WS_OVERLAPPEDWINDOW ,
  36. 50, 50, width, height,
  37. 0 /*父窗口*/, 0 /* 菜单名 */, hInstance, 0); 
  39. if( !hWnd )
  40. {
  41. ::MessageBox(0, L"FAILED to create a window", 0, 0);
  42. return false;
  43. }
  45. ::ShowWindow(hWnd, SW_SHOW);
  46. ::UpdateWindow(hWnd);
  48. // 准备创建设备
  49. if(!((*pd3d9) = Direct3DCreate9(D3D_SDK_VERSION)))
  50. {
  51. ::MessageBox(0, L"Create D3D Object FAILED", 0, 0);
  52. return false;
  53. }
  55. // 检查硬件是否支持顶点处理
  57. D3DCAPS9 caps;
  58. (*pd3d9)->GetDeviceCaps(D3DADAPTER_DEFAULT, deviceType, &caps);
  60. DWORD vp = 0;
  61. if( caps.DevCaps & D3DDEVCAPS_HWTRANSFORMANDLIGHT )
  62. vp = D3DCREATE_HARDWARE_VERTEXPROCESSING;
  63. else
  64. vp = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
  66. // 填充D3DPRESENT_PARAMETERS结构体.
  67.  
  68. D3DPRESENT_PARAMETERS d3dpp;
  69. d3dpp.BackBufferWidth            = width;
  70. d3dpp.BackBufferHeight           = height;
  71. d3dpp.BackBufferFormat           = D3DFMT_A8R8G8B8;
  72. d3dpp.BackBufferCount            = 1;
  73. d3dpp.MultiSampleType            = D3DMULTISAMPLE_NONE;
  74. d3dpp.MultiSampleQuality         = 0;
  75. d3dpp.SwapEffect                 = D3DSWAPEFFECT_DISCARD; 
  76. d3dpp.hDeviceWindow              = hWnd;
  77. d3dpp.Windowed                   = windowed;
  78. d3dpp.EnableAutoDepthStencil     = true; 
  79. d3dpp.AutoDepthStencilFormat     = D3DFMT_D24S8;
  80. d3dpp.Flags                      = 0;
  81. d3dpp.FullScreen_RefreshRateInHz = D3DPRESENT_RATE_DEFAULT;
  82. // 限制帧刷新率，最高为60，由显示属性设置决定
  83. d3dpp.PresentationInterval       = D3DPRESENT_INTERVAL_DEFAULT/*IMMEDIATE*/;
  85. // 创建设备
  87. HRESULT hr;
  88. hr = (*pd3d9)->CreateDevice(
  89. D3DADAPTER_DEFAULT,
  90. deviceType,
  91. hWnd,
  92. vp,
  93.     &d3dpp,
  94.     pd3dDevice);
  96. if( FAILED(hr) )
  97. {
  98. (*pd3d9)->Release(); // 释放D3D对象资源
  99. ::MessageBox(0, L"Create Device FAILED", 0, 0);
  100. return false;
  101. }
  103. return true;
  104. }
  106. bool InitDXFont(IDirect3DDevice9* pd3dDevice, ID3DXFont** pFont, PCTSTR szFontType, 
  107. bool isItalic, int height, int width, int weight)
  108. {
  109. //创建字体
  110. D3DXFONT_DESC fontDesc;
  111. ZeroMemory( &fontDesc, sizeof(D3DXFONT_DESC) );
  112. fontDesc.Height = height;
  113. fontDesc.Width = width;
  114. fontDesc.Weight = weight;
  115. fontDesc.Italic = isItalic;
  116. wcscpy( fontDesc.FaceName, szFontType);
  118. if( SUCCEEDED( D3DXCreateFontIndirect( pd3dDevice, &fontDesc, pFont )))
  119. return true;
  120. else
  121. return false;
  122. }
  124. D3DLIGHT9 InitDirectionalLight(D3DXVECTOR3* direction, D3DXCOLOR* color)
  125. {
  126. D3DLIGHT9 light;
  127. ::ZeroMemory(&light, sizeof(light));
  129. light.Type      = D3DLIGHT_DIRECTIONAL;
  130. light.Ambient   = *color * 0.6f;
  131. light.Diffuse   = *color;
  132. light.Specular  = *color * 0.6f;
  133. light.Direction = *direction;
  135. return light;
  136. }
  138. D3DLIGHT9 InitPointLight(D3DXVECTOR3* position, D3DXCOLOR* color)
  139. {
  140. D3DLIGHT9 light;
  141. ::ZeroMemory(&light, sizeof(light));
  143. light.Type      = D3DLIGHT_POINT;
  144. light.Ambient   = *color * 0.6f;
  145. light.Diffuse   = *color;
  146. light.Specular  = *color * 0.6f;
  147. light.Position  = *position;
  148. light.Range        = 1000.0f;
  149. light.Falloff      = 1.0f;
  150. light.Attenuation0 = 1.0f;
  151. light.Attenuation1 = 0.0f;
  152. light.Attenuation2 = 0.0f;
  154. return light;
  155. }
  157. D3DLIGHT9 InitSpotLight(D3DXVECTOR3* position, D3DXVECTOR3* direction, D3DXCOLOR* color)
  158. {
  159. D3DLIGHT9 light;
  160. ::ZeroMemory(&light, sizeof(light));
  162. light.Type      = D3DLIGHT_SPOT;
  163. light.Ambient   = *color * 0.0f;
  164. light.Diffuse   = *color;
  165. light.Specular  = *color * 0.6f;
  166. light.Position  = *position;
  167. light.Direction = *direction;
  168. light.Range        = 1000.0f;
  169. light.Falloff      = 1.0f;
  170. light.Attenuation0 = 1.0f;
  171. light.Attenuation1 = 0.0f;
  172. light.Attenuation2 = 0.0f;
  173. light.Theta        = 0.4f;
  174. light.Phi          = 0.9f;
  176. return light;
  177. }
  179. D3DMATERIAL9 InitMtrl(D3DXCOLOR a, D3DXCOLOR d, D3DXCOLOR s, D3DXCOLOR e, float p)
  180. {
  181. D3DMATERIAL9 mtrl;
  182. mtrl.Ambient  = a;
  183. mtrl.Diffuse  = d;
  184. mtrl.Specular = s;
  185. mtrl.Emissive = e;
  186. mtrl.Power    = p;
  187. return mtrl;
  188. }