完美D3D太阳系例子-光照-.X文件-星轨-光晕-帧数显示等

#include "DrawStars.h" #include "math.h" CDrawStars::CDrawStars(LPDIRECT3DDEVICE9 pD3DDevice) { m_pd3dDevice = pD3DDevice; m_pLight = new CD3DLight(m_pd3dDevice); } CDrawStars::~CDrawStars() { Clearup(); } HRESULT CDrawStars::InitVB() { if(FAILED(m_pd3dDevice->CreateVertexBuffer(32*sizeof(VERTEX) ,0 ,D3DFVF_VERTEX ,D3DPOOL_DEFAULT ,&m_pBufferVex ,NULL))) { return E_FAIL; } VERTEX* pVertices1; if(FAILED(m_pBufferVex->Lock(0, 32*sizeof(VERTEX),(void**)&pVertices1, 0))) { return E_FAIL; } //初始化光晕的顶点缓冲区 //============================================================= pVertices1->position = D3DXVECTOR3(8.0f, -8.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 1.0f; pVertices1->tv = 0.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(-8.0f, -8.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 0.0f; pVertices1->tv = 0.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(8.0f, 8.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 1.0f; pVertices1->tv = 1.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(-8.0f, 8.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 0.0f; pVertices1->tv = 1.0f; pVertices1++; //============================================================= pVertices1->position = D3DXVECTOR3(3.0f, -3.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 1.0f; pVertices1->tv = 0.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(-3.0f, -3.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 0.0f; pVertices1->tv = 0.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(3.0f, 3.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 1.0f; pVertices1->tv = 1.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(-3.0f, 3.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 0.0f; pVertices1->tv = 1.0f; pVertices1++; //============================================================= pVertices1->position = D3DXVECTOR3(8.0f, -8.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 1.0f; pVertices1->tv = 0.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(-8.0f, -8.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 0.0f; pVertices1->tv = 0.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(8.0f, 8.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 1.0f; pVertices1->tv = 1.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(-8.0f, 8.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 0.0f; pVertices1->tv = 1.0f; pVertices1++; //============================================================= pVertices1->position = D3DXVECTOR3(4.0f, -4.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 1.0f; pVertices1->tv = 0.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(-4.0f, -4.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 0.0f; pVertices1->tv = 0.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(4.0f, 4.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 1.0f; pVertices1->tv = 1.0f; pVertices1++; pVertices1->position = D3DXVECTOR3(-4.0f, 4.0f, 0.0f); pVertices1->color = D3DCOLOR_XRGB(0,0,255); pVertices1->tu = 0.0f; pVertices1->tv = 1.0f; pVertices1++; m_pBufferVex->Unlock(); /////////////////////////////////////////////////////////////////////////////////////////////////////// /* if(FAILED(D3DXCreateSphere(m_pd3dDevice, 3.96, 24, 24, &g_sphere, NULL))) return S_FALSE; if (FAILED(g_sphere->CloneMeshFVF(D3DXMESH_SYSTEMMEM, D3DFVF_LIGHTVERTEX,m_pd3dDevice,&g_sun))) { return false ; } LIGHTVERTEX* pVerts ; // // // int numVerts1 = 0 ; // // if (SUCCEEDED(g_sun->LockVertexBuffer(0, (void **)&pVerts))) // { // numVerts1 = g_sun->GetNumVertices() ; // } // // pVerts++; // // pVerts->pos = pVerts[1].pos; // // pVerts->normal = pVerts[1].normal; // // pVerts++; // // pVerts->pos = pVerts[2].pos; // // pVerts->normal = pVerts[2].normal; // // pVerts++; // // pVerts->pos = pVerts[3].pos; // // pVerts->normal = pVerts[3].normal; // // numVerts = g_sun->GetNumVertices() ; // // for(int i =0;i<numVerts1;i++) // { // pVerts++; // } // // for(int i =0;i<3;i++) // { // pVerts->pos = pVerts[i*25+25].pos; // pVerts->normal = pVerts[i*25+25].normal; // pVerts++; // } // numVerts1 = g_sun->GetNumVertices() ; // // g_sun->UnlockVertexBuffer() ; if (SUCCEEDED(g_sun->LockVertexBuffer(0, (void **)&pVerts))) { // Get vertex count int numVerts = g_sun->GetNumVertices() ; for (int i = 0; i < numVerts; ++i) { // Calculates texture coordinates if(pVerts->normal.x >=0) pVerts->tu = (asinf(pVerts->normal.y/sqrt( pow(pVerts->normal.x,2) + pow(pVerts->normal.y,2) )) / D3DX_PI )/2 ; else pVerts->tu = -1.0f*(asinf(pVerts->normal.y/sqrt( pow(pVerts->normal.x,2) + pow(pVerts->normal.y,2) )) / D3DX_PI )/2 +0.5 ; pVerts->tv = asinf(pVerts->normal.z) / D3DX_PI + 0.5f ; ++pVerts ; } // Unlock the vertex buffer g_sun->UnlockVertexBuffer() ; } ////////////////////////////////////////////////////////////////////////////////////////////////////////////// if(FAILED(D3DXCreateSphere(m_pd3dDevice, 0.24, 25, 25, &g_sphere, NULL))) return false; if (FAILED(g_sphere->CloneMeshFVF(D3DXMESH_SYSTEMMEM, D3DFVF_LIGHTVERTEX,m_pd3dDevice,&g_mercury))) { return false ; } if (SUCCEEDED(g_mercury->LockVertexBuffer(0, (void **)&pVerts))) { // Get vertex count int numVerts = g_mercury->GetNumVertices() ; for (int i = 0; i < numVerts; ++i) { // Calculates texture coordinates if(pVerts->normal.x >=0) pVerts->tu = (asinf(pVerts->normal.y/sqrt( pow(pVerts->normal.x,2) + pow(pVerts->normal.y,2) )) / D3DX_PI )/2 ; else pVerts->tu = -1.0f*(asinf(pVerts->normal.y/sqrt( pow(pVerts->normal.x,2) + pow(pVerts->normal.y,2) )) / D3DX_PI )/2 +0.5 ; pVerts->tv = asinf(pVerts->normal.z) / D3DX_PI + 0.5f ; ++pVerts ; } // Unlock the vertex buffer g_mercury->UnlockVertexBuffer() ; } //////////////////////////////////////////////////////////////////// if(FAILED(D3DXCreateSphere(m_pd3dDevice, 0.61, 25, 25, &g_sphere, NULL))) return false; if (FAILED(g_sphere->CloneMeshFVF(D3DXMESH_SYSTEMMEM, D3DFVF_LIGHTVERTEX,m_pd3dDevice,&g_venus))) { return false ; } if (SUCCEEDED(g_venus->LockVertexBuffer(0, (void **)&pVerts))) { // Get vertex count int numVerts = g_venus->GetNumVertices() ; for (int i = 0; i < numVerts; ++i) { // Calculates texture coordinates if(pVerts->normal.x >=0) pVerts->tu = (asinf(pVerts->normal.y/sqrt( pow(pVerts->normal.x,2) + pow(pVerts->normal.y,2) )) / D3DX_PI )/2 ; else pVerts->tu = -1.0f*(asinf(pVerts->normal.y/sqrt( pow(pVerts->normal.x,2) + pow(pVerts->normal.y,2) )) / D3DX_PI )/2 +0.5 ; pVerts->tv = asinf(pVerts->normal.z) / D3DX_PI + 0.5f ; ++pVerts ; } // Unlock the vertex buffer g_venus->UnlockVertexBuffer() ; } ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// if(FAILED(D3DXCreateSphere(m_pd3dDevice, 0.64, 25, 25, &g_sphere, NULL))) return false; if (FAILED(g_sphere->CloneMeshFVF(D3DXMESH_SYSTEMMEM, D3DFVF_LIGHTVERTEX,m_pd3dDevice,&g_earth))) { r