天空盒源代码(DirectX和OpenGL的都有)

#include "Device.h" #include "Camera.h" #include "Texture.h" ////////////////////////////////////////////////////////////////////////// CRenderDevice::DevSettings::DevSettings() { bFullScreen = false; unScreenWidth = 0; unScreenHeight = 0; hWnd = NULL; eBackBufferFormat = D3DFMT_UNKNOWN; eDevtype = D3DDEVTYPE_HAL; dwBehavior = 0; bImmediate = TRUE; } ////////////////////////////////////////////////////////////////////////// CRenderDevice::DevSettings::~DevSettings() { // do nothing } ////////////////////////////////////////////////////////////////////////// void CRenderDevice::DevSettings::RestoreDefault() { bFullScreen = false; unScreenWidth = 800; unScreenHeight = 600; eBackBufferFormat = D3DFMT_X8R8G8B8; eDevtype = D3DDEVTYPE_HAL; dwBehavior = D3DCREATE_HARDWARE_VERTEXPROCESSING; bImmediate = TRUE; } ////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////// CRenderDevice::CRenderDevice() : m_pD3D(NULL) , m_pDevice(NULL) , m_pDebugFont(NULL) { } ////////////////////////////////////////////////////////////////////////// CRenderDevice::~CRenderDevice() { Destroy(); } ////////////////////////////////////////////////////////////////////////// bool CRenderDevice::Initialize( const DevSettings& datas ) { // 已经建立，那么应先销毁------------------------------------------------------- if ( m_pDevice ) { Destroy(); } // 改变外部窗口的几何属性------------------------------------------------------- RECT rct; // 获取窗口的大小 ::GetWindowRect( datas.hWnd , &rct ); // 改变大小 rct.right = rct.left + datas.unScreenWidth; rct.bottom = rct.top + datas.unScreenHeight; // 重设窗口 WINDOWINFO info; info.cbSize = sizeof(WINDOWINFO); if ( !::GetWindowInfo( datas.hWnd , &info ) ) { return false; } if( !::AdjustWindowRectEx( &rct , info.dwStyle , (::GetMenu(datas.hWnd) != NULL) , info.dwExStyle ) ) { return false; } ::MoveWindow( datas.hWnd , 0 , 0 , rct.right - rct.left , rct.bottom - rct.top , TRUE ); // 生成Driver------------------------------------------------------- if( NULL == ( m_pD3D = Direct3DCreate9( D3D_SDK_VERSION ) ) ) { return false; } // 读取设置 D3DPRESENT_PARAMETERS d3dpp; ZeroMemory( &d3dpp, sizeof(d3dpp) ); d3dpp.Windowed = !datas.bFullScreen; d3dpp.SwapEffect = D3DSWAPEFFECT_FLIP; d3dpp.BackBufferCount = 1; d3dpp.hDeviceWindow = datas.hWnd; d3dpp.BackBufferWidth = datas.unScreenWidth; d3dpp.BackBufferHeight = datas.unScreenHeight; d3dpp.BackBufferFormat = datas.eBackBufferFormat; d3dpp.EnableAutoDepthStencil = TRUE; d3dpp.AutoDepthStencilFormat = D3DFMT_D16; if ( datas.bImmediate ) { d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE; } else { d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_DEFAULT; } HRESULT hr; // 生成Device------------------------------------------------------- if( FAILED( hr = m_pD3D->CreateDevice( D3DADAPTER_DEFAULT , datas.eDevtype , datas.hWnd , datas.dwBehavior, &d3dpp, &m_pDevice ) ) ) { const char* error = DXGetErrorDescription9( hr ); if ( datas.eDevtype == D3DDEVTYPE_HAL ) { // 如果刚刚用硬件设备生成的，那么这里尝试用参考设备再生成一次 if ( FAILED( hr = m_pD3D->CreateDevice( D3DADAPTER_DEFAULT , D3DDEVTYPE_REF , datas.hWnd , datas.dwBehavior, &d3dpp, &m_pDevice ) ) ) { const char* error = DXGetErrorDescription9( hr ); return false; } } // 如果本来就是参考设备，那么这里也不必再生成一次了，挂吧！ else { return false; } } m_Settings = datas; // 生成DebugFont------------------------------------------------------- D3DXFONT_DESC fd; memset( &fd, 0, sizeof(D3DXFONT_DESC) ); // zero out structure fd.CharSet = GB2312_CHARSET; fd.Height = 12; strcpy( fd.FaceName, "宋体" ); D3DXCreateFontIndirect( m_pDevice , &fd , &m_pDebugFont ); return true; } ////////////////////////////////////////////////////////////////////////// void CRenderDevice::Destroy() { SafeRelease(m_pDebugFont); SafeRelease(m_pDevice); SafeRelease(m_pD3D); } ////////////////////////////////////////////////////////////////////////// bool CRenderDevice::StartRender() { if( FAILED( m_pDevice->BeginScene() ) ) { return false; } if ( m_pCurrentCamera ) { m_pCurrentCamera->Update(); } return true; } ////////////////////////////////////////////////////////////////////////// void CRenderDevice::ClearScreen( BYTE r , BYTE g , BYTE b ) { m_pDevice->Clear( 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER , D3DCOLOR_XRGB( r , g , b ) , 1.0f , 0 ); } ////////////////////////////////////////////////////////////////////////// void CRenderDevice::EndRender() { // 交换BackBuffer到屏幕 m_pDevice->EndScene(); m_pDevice->Present( NULL, NULL, NULL, NULL ); } ////////////////////////////////////////////////////////////////////////// void CRenderDevice::OutputDebugText( INT x , INT y , D3DCOLOR clr , const char* str , ... ) { static char szBuffer[512]; va_list list; va_start(list , str); vsprintf( szBuffer , str , list); va_end(list); RECT rct; rct.left = x; rct.top = y; rct.right = x + 10; rct.bottom = y + 10; m_pDebugFont->DrawText( NULL , szBuffer , strlen(szBuffer) , &rct , DT_NOCLIP | DT_LEFT | DT_TOP , clr ); } //------------------------------------------------------------------------ void CRenderDevice::SetCamera( CCamera* cam ) { m_pCurrentCamera = cam; } //------------------------------------------------------------------------ void CRenderDevice::SetWorldMatrix( D3DXMATRIX& mat ) { m_pDevice->SetTransform( D3DTS_WORLD , &mat ); } ////////////////////////////////////////////////////////////////////////// void CRenderDevice::SetViewMatrix( D3DXMATRIX& mat ) { m_pDevice->SetTransform( D3DTS_VIEW , &mat ); } ////////////////////////////////////////////////////////////////////////// void CRenderDevice::SetProjMatrix( D3DXMATRIX& mat ) { m_pDevice->SetTransform( D3DTS_PROJECTION , &mat ); } void CRenderDevice::SetTexture( int slot , CTexture& tex ) { m_pDevice->SetTexture( slot , tex.GetD3DTexture() ); }