DirectX角色扮演游戏编程(2rd) 可以在9.0c中运行

// CHECK MARKER /************************************************** Engine_Graphics.cpp GameCore Component Programming Role-Playing Games with DirectX, 2nd Edition by Jim Adams (Jan 2004) **************************************************/ #pragma warning(disable: 4996 4819) #include "Engine_Global.h" #include "DxFile.h" #include "rmxftmpl.h" #include "rmxfguid.h" cGraphics::cGraphics() { m_hWnd = NULL; m_pD3D = NULL; m_pD3DDevice = NULL; m_pSprite = NULL; m_AmbientRed = m_AmbientGreen = m_AmbientBlue = 255; m_Width = 0; m_Height = 0; m_BPP = 0; m_Windowed = TRUE; m_ZBuffer = FALSE; m_HAL = FALSE; } cGraphics::~cGraphics() { Shutdown(); } BOOL cGraphics::Init() { Shutdown(); if((m_pD3D = Direct3DCreate9(D3D_SDK_VERSION)) == NULL) return FALSE; return TRUE; } BOOL cGraphics::SetMode(HWND hWnd, BOOL Windowed, BOOL UseZBuffer, long Width, long Height, char BPP) { D3DPRESENT_PARAMETERS d3dpp; D3DFORMAT Format, AltFormat; RECT WndRect, ClientRect; long WndWidth, WndHeight; float Aspect; // Error checking if((m_hWnd = hWnd) == NULL) return FALSE; if(m_pD3D == NULL) return FALSE; // Get the current display format if(FAILED(m_pD3D->GetAdapterDisplayMode(D3DADAPTER_DEFAULT, &m_d3ddm))) return FALSE; // Configure width if(!Width) { // Default to screen width if fullscreen if(Windowed == FALSE) { m_Width = m_d3ddm.Width; } else { // Otherwise grab from client size GetClientRect(m_hWnd, &ClientRect); m_Width = ClientRect.right; } } else { m_Width = Width; } // Configure height if(!Height) { // Default to screen height if fullscreen if(Windowed == FALSE) { m_Height = m_d3ddm.Height; } else { // Otherwise grab from client size GetClientRect(m_hWnd, &ClientRect); m_Height = ClientRect.bottom; } } else { m_Height = Height; } // Configure BPP if(!(m_BPP = BPP) || Windowed == TRUE) { if(!(m_BPP = GetFormatBPP(m_d3ddm.Format))) return FALSE; } // Resize client window if using windowed mode if(Windowed == TRUE) { GetWindowRect(m_hWnd, &WndRect); GetClientRect(m_hWnd, &ClientRect); WndWidth = (WndRect.right - (ClientRect.right - m_Width)) - WndRect.left; WndHeight = (WndRect.bottom - (ClientRect.bottom - m_Height)) - WndRect.top; MoveWindow(m_hWnd, WndRect.left, WndRect.top, WndWidth, WndHeight, TRUE); } // Clear presentation structure ZeroMemory(&d3dpp, sizeof(D3DPRESENT_PARAMETERS)); // Default to no hardware acceleration detected m_HAL = FALSE; // Setup Windowed or fullscreen usage if((m_Windowed = Windowed) == TRUE) { d3dpp.Windowed = TRUE; d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD; d3dpp.BackBufferFormat = m_d3ddm.Format; // See if card supports HAL if(CheckFormat(m_d3ddm.Format, TRUE, TRUE) == TRUE) { m_HAL = TRUE; } else { // Return error if not emulated if(CheckFormat(m_d3ddm.Format, TRUE, FALSE) == FALSE) return FALSE; } } else { d3dpp.Windowed = FALSE; d3dpp.SwapEffect = D3DSWAPEFFECT_FLIP; d3dpp.BackBufferWidth = m_Width; d3dpp.BackBufferHeight = m_Height; d3dpp.FullScreen_RefreshRateInHz = D3DPRESENT_RATE_DEFAULT; d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_ONE; // or D3DPRESENT_INTERVAL_DEFAULT or D3DPRESENT_INTERVAL_IMMEDIATE // Figure display format to use if(m_BPP == 32) { Format = D3DFMT_X8R8G8B8; AltFormat = D3DFMT_X8R8G8B8; } if(m_BPP == 24) { Format = D3DFMT_R8G8B8; AltFormat = D3DFMT_R8G8B8; } if(m_BPP == 16) { Format = D3DFMT_R5G6B5; AltFormat = D3DFMT_X1R5G5B5; } if(m_BPP == 8) { Format = D3DFMT_P8; AltFormat = D3DFMT_P8; } // Check for HAL device if(CheckFormat(Format, FALSE, TRUE) == TRUE) { m_HAL = TRUE; } else { // Check for HAL device in alternate format if(CheckFormat(AltFormat, FALSE, TRUE) == TRUE) { m_HAL = TRUE; Format = AltFormat; } else { // Check for Emulation device if(CheckFormat(Format, FALSE, FALSE) == FALSE) { // Check for Emulation device in alternate format if(CheckFormat(AltFormat, FALSE, FALSE) == FALSE) return FALSE; else Format = AltFormat; } } } d3dpp.BackBufferFormat = Format; } // Setup Zbuffer format - 16 bit if((m_ZBuffer = UseZBuffer) == TRUE) { d3dpp.EnableAutoDepthStencil = TRUE; d3dpp.AutoDepthStencilFormat = D3DFMT_D16; } else { d3dpp.EnableAutoDepthStencil = FALSE; } // Create the Direct3D Device object if(FAILED(m_pD3D->CreateDevice(D3DADAPTER_DEFAULT, (m_HAL == TRUE) ? D3DDEVTYPE_HAL : D3DDEVTYPE_REF, hWnd, D3DCREATE_SOFTWARE_VERTEXPROCESSING, &d3dpp, &m_pD3DDevice))) { // Try to create Direct3D without ZBuffer support // if selected and first call failed. if(m_ZBuffer == TRUE) { m_ZBuffer = FALSE; d3dpp.EnableAutoDepthStencil = FALSE; if(FAILED(m_pD3D->CreateDevice(D3DADAPTER_DEFAULT, (m_HAL == TRUE) ? D3DDEVTYPE_HAL : D3DDEVTYPE_REF, hWnd, D3DCREATE_SOFTWARE_VERTEXPROCESSING, &d3dpp, &m_pD3DDevice))) return FALSE; } else return FALSE; } // Set default rendering states EnableLighting(FALSE); EnableZBuffer(m_ZBuffer); EnableAlphaBlending(FALSE); EnableAlphaTesting(FALSE); // Enable texture rendering stages and filter types m_pD3DDevice->SetTextureStageState( 0, D3DTSS_COLORARG1, D3DTA_TEXTURE ); m_pD3DDevice->SetTextureStageState( 0, D3DTSS_COLORARG2, D3DTA_DIFFUSE ); m_pD3DDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_MODULATE ); m_pD3DDevice->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR); m_pD3DDevice->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR); // Set default ambient color to white SetAmbientLight(255,255,255); // Calculate the aspect ratio based on window size Aspect = (float)m_Height / (float)m_Width; SetPerspective(D3DX_PI/4, Aspect, 1.0f, 10000.0f); // Create a sprite interface if(FAILED(D3DXCreateSprite(m_pD3DDevice, &m_pSprite))) return FALSE; return TRUE; } BOOL cGraphics::Shutdown() { ReleaseCOM(m_pSprite); ReleaseCOM(m_pD3DDevice); ReleaseCOM(m_pD3D); return TRUE; } IDirect3D9 *cGraphics::GetDirect3DCOM() { return m_pD3D; } IDirect3DDevice9 *cGraphics::GetDeviceCOM() { return m_pD3DDevice; } ID3DXSprite *cGraphics::GetSpriteCOM() { return m_pSprite; } long cGraphics::GetNumDisplayModes(D3DFORMAT Format) { if(m_pD3D == NULL) return 0; return (long)m_pD3D->GetAdapterModeCount(D3DADAPTER_DEFAULT, Format); } BOOL cGraphics::GetDisplayModeInfo(long Num, D3DDISPLAYMODE *Mode, D3DFORMAT Format) { long Max; if(m_pD3D == NULL) return FALSE; Max = GetNumDisplayModes(Format); if(Num >= Max) return FALSE; if(FAILED(m_pD3D->EnumAdapterModes(D3DADAPTER_DEFAULT, Format, Num, Mode))) return FALSE; return TRUE; } char cGraphics::GetFormatBPP(D3DFORMAT Format) { switch(Format) { // 32 bit modes case D3DFMT_A8R8G8B8: case D3DFMT_X8R8G8B8: return 32; break; // 24 bit modes case D3DFMT_R8G8B8: return 24; break; // 16 bit modes case D3DFMT_R5G6B5: case D3DFMT_X1R5G5B5: case D3DFMT_A1R5G5B5: case D3DFMT_A4R4G4B4: