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Sky.cpp
资源名称：3DRPG.rar　[点击查看]
上传用户：cjwanglu
上传日期：2013-07-10
资源大小：4744k
文件大小：7k
源码类别：

游戏

开发平台：

Visual C++

Sky.cpp：源码内容
  1. #include "stdafx.h"
  2. #include "Sky.h"
  5. CSky::CSky(LPDIRECT3DDEVICE9 d3dd)
  6. {
  7. m_pD3DDevice=d3dd;
  8. m_pVb=NULL;
  9. m_pSvb=NULL;
  10.     width=8000.0f;
  11.     segment=400;
  12. kkk=0;
  13. CreateSky();
  15. }
  17. CSky::~CSky()
  18. {
  19. m_pVb->Release();
  20. //m_pSvb->Release();
  21. m_pTxSizhou->Release();
  22. m_pTxDingbu->Release();
  23. m_pTxDibu->Release();
  24. //m_pTxSky->Release();
  25. }
  27. void CSky::CreateSky()
  28. {  
  29. void * pdata;
  30. //void * pcloud;
  31. VERTEX  ppbData[] ={
  32. {0.0F,width/10*3,0.0F,0.0F,0.0F,},
  33.     {0.0f,0.0f,0.0f,0.0f,1.0f,},
  34.     {width,width/10*3,0.0f,0.25f,0.0f,},
  35.     {width,0.0f,0.0f,0.25f,1.0f,},
  36.     {width,width/10*3,width,0.5f,0.0f,},
  37.     {width,0.0f,width,0.5f,1.0f,},
  38.     {0.0f,width/10*3,width,0.75f,0.0f,},
  39.     {0.0f,0.0f,width,0.75f,1.0f,},
  40.     {0.0f,width/10*3,0.0f,1.0f,0.0f,},
  41.     {0.0f,0.0f,0.0f,1.0f,1.0f,},//四周
  43. {0.0f,width/10*3,0.0f,0.0f,0.0f,},
  44. {width,width/10*3,0.0f,1.0f,0.0f,},
  45. {0.0f,width/10*3,width,0.0f,1.0f,},
  46. {width,width/10*3,width,1.0f,1.0f,},//顶部
  48. {0.0f,0.0f,0.0f,0.0f,0.0f,},
  49. {0.0f,0.0f,width,0.0f,1.0f,},
  50. {width,0.0f,0.0f,1.0f,0.0f,},
  51. {width,0.0f,width,1.0f,1.0f,}//底部
  52.                     };
  54. /*VERTEX  SkyArray[(400+1)*2];
  55.   int k=-1;
  56.       int j=-1;
  57.   bool flag=true;
  58.  
  59. for(int i=0;i<((segment+1)*2);i++)
  60. {
  61. SkyArray[i].y=width-10.0F;
  63. if(i%2==0)
  64. {
  65. SkyArray[i].tu=0.0f;
  66. SkyArray[i].x=0.0f;
  67. k++;
  68. if(flag==true)
  69. {j++;SkyArray[i].flag=true;}
  70. else
  71. {j--;SkyArray[i].flag=false;}
  72. }
  73. else
  74. {
  75. SkyArray[i].tu=1.0f;
  76. SkyArray[i].x=width;
  77. SkyArray[i].flag=SkyArray[i-1].flag;
  78. }
  79.         SkyArray[i].z=k*(width/segment);
  80.         SkyArray[i].tv=j*(1.0/(segment));
  81. if(j==segment)//SkyArray[i].tv>=1.0f
  82. {flag=false;SkyArray[i].flag=false;}//SkyArray[i].flag=false;
  83. if(j==0)//SkyArray[i].tv<=0.0f
  84. {flag=true;SkyArray[i].flag=true;}//SkyArray[i].flag=true;
  86.  
  88. }*/
  90. m_pD3DDevice->CreateVertexBuffer(sizeof(ppbData),D3DUSAGE_DYNAMIC,SKY_D3DFVF_VERTEXBUFFER,D3DPOOL_DEFAULT,&m_pVb,NULL);
  91. m_pVb->Lock(0,sizeof(ppbData),(void **)&pdata,D3DLOCK_DISCARD);
  92.     memcpy(pdata,ppbData,sizeof(ppbData));
  93. m_pVb->Unlock();
  94.     
  97. /*m_pD3DDevice->CreateVertexBuffer(sizeof(SkyArray),D3DUSAGE_DYNAMIC,SKY_D3DFVF_VERTEXBUFFER,D3DPOOL_DEFAULT,&m_pSvb,NULL);
  98.     m_pSvb->Lock(0,sizeof(SkyArray),(void **)&pcloud,D3DLOCK_DISCARD);
  99.     memcpy(pcloud,SkyArray,sizeof(SkyArray));
  100. m_pSvb->Unlock();*/
  102.     /*m_pD3DDevice->CreateVertexBuffer((segment+1)*2*sizeof(VERTEX),D3DUSAGE_DYNAMIC,SKY_D3DFVF_VERTEXBUFFER,D3DPOOL_DEFAULT,&m_pSvb,NULL);
  103.     m_pSvb->Lock(0,(segment+1)*2*sizeof(VERTEX),(void **)&SkyArray,D3DLOCK_DISCARD);
  104.     int j=-1;
  105. for(int i=0;i<((segment+1)*2);i++)
  106. {
  107. SkyArray[i].y=width-10.0f;
  109. if(i%2==0)
  110. {
  111. SkyArray[i].tu=0.0f;
  112. SkyArray[i].x=0.0f;
  113. j++;
  114. }
  115. else
  116. {
  117. SkyArray[i].tu=1.0f;
  118. SkyArray[i].x=width;
  119. }
  120.         SkyArray[i].z=j*(width/segment);
  121. SkyArray[i].tv=j*(1.0f/segment);
  123. }
  124. m_pSvb->Unlock();*/
  125.     
  128.     SetTexture();
  129. }
  131. void CSky::SetTexture()
  132. {
  133. D3DXCreateTextureFromFileEx(m_pD3DDevice, "./res/sky.jpg", 0, 0, 0, 0,
  134.   D3DFMT_UNKNOWN, D3DPOOL_MANAGED, D3DX_DEFAULT,
  135.   D3DX_DEFAULT, D3DCOLOR_XRGB(0,0,0), NULL, NULL, &m_pTxSizhou);
  137. D3DXCreateTextureFromFileEx(m_pD3DDevice, "./res/ding.jpg", 0, 0, 0, 0,
  138.   D3DFMT_UNKNOWN, D3DPOOL_MANAGED, D3DX_DEFAULT,
  139.   D3DX_DEFAULT, D3DCOLOR_XRGB(0,0,0), NULL, NULL, &m_pTxDingbu);
  141. D3DXCreateTextureFromFileEx(m_pD3DDevice, "./res/ding.jpg", 0, 0, 0, 0,
  142.   D3DFMT_UNKNOWN, D3DPOOL_MANAGED, D3DX_DEFAULT,
  143.   D3DX_DEFAULT, D3DCOLOR_XRGB(0,0,0), NULL, NULL, &m_pTxDibu);
  144. //D3DXCreateTextureFromFile(m_pD3DDevice,"./res/Cloud.tga", &m_pTxSky);
  146. }
  148. void CSky::RenderSky()
  149. {   
  150. //VERTEX * pCloud;
  151.     SetMaterial();
  152. //m_pD3DDevice->SetRenderState(D3DRS_ALPHABLENDENABLE,FALSE);
  153.    // m_pD3DDevice->SetTextureStageState(0,D3DTSS_COLOROP,D3DTOP_BLENDTEXTUREALPHA); //使用透明贴图
  154. //m_pD3DDevice->SetRenderState( D3DRS_ZWRITEENABLE,FALSE); //关闭深度写入
  155.    // m_pD3DDevice->SetTextureStageState(1,D3DTSS_COLOROP,D3DTOP_DISABLE);
  156. m_pD3DDevice->SetStreamSource(0, m_pVb, 0, sizeof(VERTEX));   //设置顶点缓冲区
  157.     m_pD3DDevice->SetFVF(SKY_D3DFVF_VERTEXBUFFER); //设置自由顶点格式
  158. m_pD3DDevice->SetTexture(0,m_pTxSizhou);
  159. m_pD3DDevice->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 8); //四周
  160. m_pD3DDevice->SetTexture(0,m_pTxDibu);
  161.     m_pD3DDevice->DrawPrimitive(D3DPT_TRIANGLESTRIP, 14, 2);//底部
  162.     m_pD3DDevice->SetTexture(0,m_pTxDingbu);
  163.     m_pD3DDevice->DrawPrimitive(D3DPT_TRIANGLESTRIP, 10, 2);//顶部
  165. /*m_pD3DDevice->SetRenderState(D3DRS_ALPHABLENDENABLE,TRUE);
  166. m_pD3DDevice->SetRenderState(D3DRS_SRCBLEND,D3DBLEND_SRCALPHA);
  167. m_pD3DDevice->SetRenderState(D3DRS_DESTBLEND,D3DBLEND_INVSRCALPHA);
  169.     m_pD3DDevice->SetRenderState( D3DRS_ALPHATESTENABLE, TRUE );
  170.     m_pD3DDevice->SetRenderState( D3DRS_ALPHAREF,        D3DCOLOR_XRGB(0,0,0) );
  171.     m_pD3DDevice->SetRenderState( D3DRS_ALPHAFUNC,D3DCMP_GREATEREQUAL );
  172. m_pD3DDevice->SetStreamSource(0, m_pSvb, 0, sizeof(VERTEX));   //设置顶点缓冲区
  173.     m_pD3DDevice->SetFVF(SKY_D3DFVF_VERTEXBUFFER); //设置自由顶点格式
  174. m_pD3DDevice->SetTexture(0,m_pTxSky);
  175. m_pSvb->Lock(0,(segment+1)*2*sizeof(VERTEX),(void **)&pCloud,D3DLOCK_DISCARD);
  179. for(int i=0;i<((segment+1)*2);i++)
  180. {
  181.         if(pCloud[i].tv>=1.0f)
  182. {pCloud[i].flag=false;}//pCloud[i].tv=1.0f;
  183. if(pCloud[i].tv<=0.0f)
  184. {pCloud[i].flag=true;}//pCloud[i].tv=0.0f;
  185. if(pCloud[i].flag==true)
  186. {
  187. pCloud[i].tv+=(1.0/(segment));
  188. }
  189. else
  190. {
  191.          pCloud[i].tv-=(1.0/(segment));
  192. }
  194. }
  197. m_pSvb->Unlock();
  198.  
  199. m_pD3DDevice->DrawPrimitive(D3DPT_TRIANGLESTRIP,0,(segment*2));//cloud
  201.     m_pD3DDevice->SetRenderState( D3DRS_CLIPPLANEENABLE ,TRUE);
  202. m_pD3DDevice->SetRenderState( D3DRS_ZWRITEENABLE,TRUE);*/
  203.     
  204.     
  205. }
  207. void CSky::Translate(POSITION pos)
  208. {
  209.     D3DXMATRIX matTranslate,matWorld;
  210.     D3DXMATRIX matScale;
  211.     D3DXMatrixScaling(&matScale,5,5,5);
  212. D3DXMatrixTranslation(&matTranslate,-2080.0f,0.0f,-2080.0f);
  213. m_pD3DDevice->SetTransform(D3DTS_WORLD,&matTranslate);
  215. }
  216. void CSky::SetMaterial()
  217. {
  218. ZeroMemory(&material,sizeof(material));
  219. material.Diffuse.r=material.Ambient.r=0.0f;
  220. material.Diffuse.g=material.Ambient.g=0.0f;
  221. material.Diffuse.b=material.Ambient.b=0.0f;
  222. material.Diffuse.a=material.Ambient.a=0.0f;
  224. material.Specular.r=0.0f;
  225. material.Specular.g=0.0f;
  226. material.Specular.b=0.0f;
  227. material.Specular.a=0.0f;
  229. material.Emissive.r=1.0f;
  230. material.Emissive.g=1.0f;
  231. material.Emissive.b=1.0f;
  232. material.Emissive.a=0.5f;
  234. m_pD3DDevice->SetMaterial(&material);
  235. }