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| //--------------------------------------------------------------------------------------
// File: SimpleSample.cpp
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//--------------------------------------------------------------------------------------
#include "DXUT.h"
#include "DXUTgui.h"
#include "DXUTmisc.h"
#include "DXUTCamera.h"
#include "DXUTSettingsDlg.h"
#include "SDKmisc.h"
#include "SDKmesh.h"
#include "resource.h"
//#define DEBUG_VS // Uncomment this line to debug D3D9 vertex shaders
//#define DEBUG_PS // Uncomment this line to debug D3D9 pixel shaders
//--------------------------------------------------------------------------------------
// Global variables
//--------------------------------------------------------------------------------------
CModelViewerCamera g_Camera; // A model viewing camera
CDXUTDialogResourceManager g_DialogResourceManager; // manager for shared resources of dialogs
CD3DSettingsDlg g_SettingsDlg; // Device settings dialog
CDXUTTextHelper* g_pTxtHelper = NULL;
CDXUTDialog g_HUD; // dialog for standard controls
CDXUTDialog g_SampleUI; // dialog for sample specific controls
// Direct3D 9 resources
ID3DXFont* g_pFont9 = NULL;
ID3DXSprite* g_pSprite9 = NULL;
ID3DXEffect* g_pEffect9 = NULL;
D3DXHANDLE g_hmWorldViewProjection;
D3DXHANDLE g_hmWorld;
D3DXHANDLE g_hfTime;
//--------------------------------------------------------------------------------------
// UI control IDs
//--------------------------------------------------------------------------------------
#define IDC_TOGGLEFULLSCREEN 1
#define IDC_TOGGLEREF 2
#define IDC_CHANGEDEVICE 3
//--------------------------------------------------------------------------------------
// Forward declarations
//--------------------------------------------------------------------------------------
LRESULT CALLBACK MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, bool* pbNoFurtherProcessing,
void* pUserContext );
void CALLBACK OnKeyboard( UINT nChar, bool bKeyDown, bool bAltDown, void* pUserContext );
void CALLBACK OnGUIEvent( UINT nEvent, int nControlID, CDXUTControl* pControl, void* pUserContext );
void CALLBACK OnFrameMove( double fTime, float fElapsedTime, void* pUserContext );
bool CALLBACK ModifyDeviceSettings( DXUTDeviceSettings* pDeviceSettings, void* pUserContext );
bool CALLBACK IsD3D9DeviceAcceptable( D3DCAPS9* pCaps, D3DFORMAT AdapterFormat, D3DFORMAT BackBufferFormat,
bool bWindowed, void* pUserContext );
HRESULT CALLBACK OnD3D9CreateDevice( IDirect3DDevice9* pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc,
void* pUserContext );
HRESULT CALLBACK OnD3D9ResetDevice( IDirect3DDevice9* pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc,
void* pUserContext );
void CALLBACK OnD3D9FrameRender( IDirect3DDevice9* pd3dDevice, double fTime, float fElapsedTime, void* pUserContext );
void CALLBACK OnD3D9LostDevice( void* pUserContext );
void CALLBACK OnD3D9DestroyDevice( void* pUserContext );
void InitApp();
void RenderText();
//--------------------------------------------------------------------------------------
// Entry point to the program. Initializes everything and goes into a message processing
// loop. Idle time is used to render the scene.
//--------------------------------------------------------------------------------------
int WINAPI wWinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow )
{
// Enable run-time memory check for debug builds.
#if defined(DEBUG) | defined(_DEBUG)
_CrtSetDbgFlag( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF );
#endif
// DXUT will create and use the best device (either D3D9 or D3D10)
// that is available on the system depending on which D3D callbacks are set below
// Set DXUT callbacks
DXUTSetCallbackMsgProc( MsgProc );
DXUTSetCallbackKeyboard( OnKeyboard );
DXUTSetCallbackFrameMove( OnFrameMove );
DXUTSetCallbackDeviceChanging( ModifyDeviceSettings );
DXUTSetCallbackD3D9DeviceAcceptable( IsD3D9DeviceAcceptable );
DXUTSetCallbackD3D9DeviceCreated( OnD3D9CreateDevice );
DXUTSetCallbackD3D9DeviceReset( OnD3D9ResetDevice );
DXUTSetCallbackD3D9DeviceLost( OnD3D9LostDevice );
DXUTSetCallbackD3D9DeviceDestroyed( OnD3D9DestroyDevice );
DXUTSetCallbackD3D9FrameRender( OnD3D9FrameRender );
InitApp();
DXUTInit( true, true, NULL ); // Parse the command line, show msgboxes on error, no extra command line params
DXUTSetCursorSettings( true, true );
DXUTCreateWindow( L"SimpleSample" );
DXUTCreateDevice( true, 640, 480 );
DXUTMainLoop(); // Enter into the DXUT render loop
return DXUTGetExitCode();
}
//--------------------------------------------------------------------------------------
// Initialize the app
//--------------------------------------------------------------------------------------
void InitApp()
{
g_SettingsDlg.Init( &g_DialogResourceManager );
g_HUD.Init( &g_DialogResourceManager );
g_SampleUI.Init( &g_DialogResourceManager );
g_HUD.SetCallback( OnGUIEvent ); int iY = 10;
g_HUD.AddButton( IDC_TOGGLEFULLSCREEN, L"Toggle full screen", 35, iY, 125, 22 );
g_HUD.AddButton( IDC_TOGGLEREF, L"Toggle REF (F3)", 35, iY += 24, 125, 22, VK_F3 );
g_HUD.AddButton( IDC_CHANGEDEVICE, L"Change device (F2)", 35, iY += 24, 125, 22, VK_F2 );
g_SampleUI.SetCallback( OnGUIEvent ); iY = 10;
}
//--------------------------------------------------------------------------------------
// Render the help and statistics text. This function uses the ID3DXFont interface for
// efficient text rendering.
//--------------------------------------------------------------------------------------
void RenderText()
{
g_pTxtHelper->Begin();
g_pTxtHelper->SetInsertionPos( 5, 5 );
g_pTxtHelper->SetForegroundColor( D3DXCOLOR( 1.0f, 1.0f, 0.0f, 1.0f ) );
g_pTxtHelper->DrawTextLine( DXUTGetFrameStats( DXUTIsVsyncEnabled() ) );
g_pTxtHelper->DrawTextLine( DXUTGetDeviceStats() );
g_pTxtHelper->End();
}
//--------------------------------------------------------------------------------------
// Rejects any D3D9 devices that aren't acceptable to the app by returning false
//--------------------------------------------------------------------------------------
bool CALLBACK IsD3D9DeviceAcceptable( D3DCAPS9* pCaps, D3DFORMAT AdapterFormat,
D3DFORMAT BackBufferFormat, bool bWindowed, void* pUserContext )
{
// Skip backbuffer formats that don't support alpha blending
IDirect3D9* pD3D = DXUTGetD3D9Object();
if( FAILED( pD3D->CheckDeviceFormat( pCaps->AdapterOrdinal, pCaps->DeviceType,
AdapterFormat, D3DUSAGE_QUERY_POSTPIXELSHADER_BLENDING,
D3DRTYPE_TEXTURE, BackBufferFormat ) ) )
return false;
// No fallback defined by this app, so reject any device that
// doesn't support at least ps2.0
if( pCaps->PixelShaderVersion < D3DPS_VERSION( 2, 0 ) )
return false;
return true;
}
//--------------------------------------------------------------------------------------
// Called right before creating a D3D9 or D3D10 device, allowing the app to modify the device settings as needed
//--------------------------------------------------------------------------------------
bool CALLBACK ModifyDeviceSettings( DXUTDeviceSettings* pDeviceSettings, void* pUserContext )
{
if( pDeviceSettings->ver == DXUT_D3D9_DEVICE )
{
IDirect3D9* pD3D = DXUTGetD3D9Object();
D3DCAPS9 Caps;
pD3D->GetDeviceCaps( pDeviceSettings->d3d9.AdapterOrdinal, pDeviceSettings->d3d9.DeviceType, &Caps );
// If device doesn't support HW T&L or doesn't support 1.1 vertex shaders in HW
// then switch to SWVP.
if( ( Caps.DevCaps & D3DDEVCAPS_HWTRANSFORMANDLIGHT ) == 0 ||
Caps.VertexShaderVersion < D3DVS_VERSION( 1, 1 ) )
{
pDeviceSettings->d3d9.BehaviorFlags = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
}
// Debugging vertex shaders requires either REF or software vertex processing
// and debugging pixel shaders requires REF.
#ifdef DEBUG_VS
if( pDeviceSettings->d3d9.DeviceType != D3DDEVTYPE_REF )
{
pDeviceSettings->d3d9.BehaviorFlags &= ~D3DCREATE_HARDWARE_VERTEXPROCESSING;
pDeviceSettings->d3d9.BehaviorFlags &= ~D3DCREATE_PUREDEVICE;
pDeviceSettings->d3d9.BehaviorFlags |= D3DCREATE_SOFTWARE_VERTEXPROCESSING;
}
#endif
#ifdef DEBUG_PS
pDeviceSettings->d3d9.DeviceType = D3DDEVTYPE_REF;
#endif
}
// For the first device created if its a REF device, optionally display a warning dialog box
static bool s_bFirstTime = true;
if( s_bFirstTime )
{
s_bFirstTime = false;
if( ( DXUT_D3D9_DEVICE == pDeviceSettings->ver && pDeviceSettings->d3d9.DeviceType == D3DDEVTYPE_REF ) ||
( DXUT_D3D10_DEVICE == pDeviceSettings->ver &&
pDeviceSettings->d3d10.DriverType == D3D10_DRIVER_TYPE_REFERENCE ) )
DXUTDisplaySwitchingToREFWarning( pDeviceSettings->ver );
}
return true;
}
//--------------------------------------------------------------------------------------
// Create any D3D9 resources that will live through a device reset (D3DPOOL_MANAGED)
// and aren't tied to the back buffer size
//--------------------------------------------------------------------------------------
HRESULT CALLBACK OnD3D9CreateDevice( IDirect3DDevice9* pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc,
void* pUserContext )
{
HRESULT hr;
V_RETURN( g_DialogResourceManager.OnD3D9CreateDevice( pd3dDevice ) );
V_RETURN( g_SettingsDlg.OnD3D9CreateDevice( pd3dDevice ) );
V_RETURN( D3DXCreateFont( pd3dDevice, 15, 0, FW_BOLD, 1, FALSE, DEFAULT_CHARSET,
OUT_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE,
L"Arial", &g_pFont9 ) );
// Read the D3DX effect file
WCHAR str[MAX_PATH];
DWORD dwShaderFlags = D3DXFX_NOT_CLONEABLE;
#ifdef DEBUG_VS
dwShaderFlags |= D3DXSHADER_FORCE_VS_SOFTWARE_NOOPT;
#endif
#ifdef DEBUG_PS
dwShaderFlags |= D3DXSHADER_FORCE_PS_SOFTWARE_NOOPT;
#endif
#ifdef D3DXFX_LARGEADDRESS_HANDLE
dwShaderFlags |= D3DXFX_LARGEADDRESSAWARE;
#endif
V_RETURN( DXUTFindDXSDKMediaFileCch( str, MAX_PATH, L"SimpleSample.fx" ) );
V_RETURN( D3DXCreateEffectFromFile( pd3dDevice, str, NULL, NULL, dwShaderFlags,
NULL, &g_pEffect9, NULL ) );
g_hmWorldViewProjection = g_pEffect9->GetParameterByName( NULL, "g_mWorldViewProjection" );
g_hmWorld = g_pEffect9->GetParameterByName( NULL, "g_mWorld" );
g_hfTime = g_pEffect9->GetParameterByName( NULL, "g_fTime" );
// Setup the camera's view parameters
D3DXVECTOR3 vecEye( 0.0f, 0.0f, -5.0f );
D3DXVECTOR3 vecAt ( 0.0f, 0.0f, -0.0f );
g_Camera.SetViewParams( &vecEye, &vecAt );
return S_OK;
}
//--------------------------------------------------------------------------------------
// Create any D3D9 resources that won't live through a device reset (D3DPOOL_DEFAULT)
// or that are tied to the back buffer size
//--------------------------------------------------------------------------------------
HRESULT CALLBACK OnD3D9ResetDevice( IDirect3DDevice9* pd3dDevice,
const D3DSURFACE_DESC* pBackBufferSurfaceDesc, void* pUserContext )
{
HRESULT hr;
V_RETURN( g_DialogResourceManager.OnD3D9ResetDevice() );
V_RETURN( g_SettingsDlg.OnD3D9ResetDevice() );
if( g_pFont9 ) V_RETURN( g_pFont9->OnResetDevice() );
if( g_pEffect9 ) V_RETURN( g_pEffect9->OnResetDevice() );
V_RETURN( D3DXCreateSprite( pd3dDevice, &g_pSprite9 ) );
g_pTxtHelper = new CDXUTTextHelper( g_pFont9, g_pSprite9, NULL, NULL, 15 );
// Setup the camera's projection parameters
float fAspectRatio = pBackBufferSurfaceDesc->Width / ( FLOAT )pBackBufferSurfaceDesc->Height;
g_Camera.SetProjParams( D3DX_PI / 4, fAspectRatio, 0.1f, 1000.0f );
g_Camera.SetWindow( pBackBufferSurfaceDesc->Width, pBackBufferSurfaceDesc->Height );
g_HUD.SetLocation( pBackBufferSurfaceDesc->Width - 170, 0 );
g_HUD.SetSize( 170, 170 );
g_SampleUI.SetLocation( pBackBufferSurfaceDesc->Width - 170, pBackBufferSurfaceDesc->Height - 350 );
g_SampleUI.SetSize( 170, 300 );
return S_OK;
}
//--------------------------------------------------------------------------------------
// Handle updates to the scene. This is called regardless of which D3D API is used
//--------------------------------------------------------------------------------------
void CALLBACK OnFrameMove( double fTime, float fElapsedTime, void* pUserContext )
{
// Update the camera's position based on user input
g_Camera.FrameMove( fElapsedTime );
}
//--------------------------------------------------------------------------------------
// Render the scene using the D3D9 device
//--------------------------------------------------------------------------------------
void CALLBACK OnD3D9FrameRender( IDirect3DDevice9* pd3dDevice, double fTime, float fElapsedTime, void* pUserContext )
{
HRESULT hr;
D3DXMATRIXA16 mWorld;
D3DXMATRIXA16 mView;
D3DXMATRIXA16 mProj;
D3DXMATRIXA16 mWorldViewProjection;
// If the settings dialog is being shown, then render it instead of rendering the app's scene
if( g_SettingsDlg.IsActive() )
{
g_SettingsDlg.OnRender( fElapsedTime );
return;
}
// Clear the render target and the zbuffer
V( pd3dDevice->Clear( 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, D3DCOLOR_ARGB( 0, 45, 50, 170 ), 1.0f, 0 ) );
// Render the scene
if( SUCCEEDED( pd3dDevice->BeginScene() ) )
{
// Get the projection & view matrix from the camera class
mWorld = *g_Camera.GetWorldMatrix();
mProj = *g_Camera.GetProjMatrix();
mView = *g_Camera.GetViewMatrix();
mWorldViewProjection = mWorld * mView * mProj;
// Update the effect's variables. Instead of using strings, it would
// be more efficient to cache a handle to the parameter by calling
// ID3DXEffect::GetParameterByName
V( g_pEffect9->SetMatrix( g_hmWorldViewProjection, &mWorldViewProjection ) );
V( g_pEffect9->SetMatrix( g_hmWorld, &mWorld ) );
V( g_pEffect9->SetFloat( g_hfTime, ( float )fTime ) );
DXUT_BeginPerfEvent( DXUT_PERFEVENTCOLOR, L"HUD / Stats" ); // These events are to help PIX identify what the code is doing
RenderText();
V( g_HUD.OnRender( fElapsedTime ) );
V( g_SampleUI.OnRender( fElapsedTime ) );
DXUT_EndPerfEvent();
V( pd3dDevice->EndScene() );
}
}
//--------------------------------------------------------------------------------------
// Handle messages to the application
//--------------------------------------------------------------------------------------
LRESULT CALLBACK MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, bool* pbNoFurtherProcessing,
void* pUserContext )
{
// Pass messages to dialog resource manager calls so GUI state is updated correctly
*pbNoFurtherProcessing = g_DialogResourceManager.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
// Pass messages to settings dialog if its active
if( g_SettingsDlg.IsActive() )
{
g_SettingsDlg.MsgProc( hWnd, uMsg, wParam, lParam );
return 0;
}
// Give the dialogs a chance to handle the message first
*pbNoFurtherProcessing = g_HUD.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
*pbNoFurtherProcessing = g_SampleUI.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
// Pass all remaining windows messages to camera so it can respond to user input
g_Camera.HandleMessages( hWnd, uMsg, wParam, lParam );
return 0;
}
//--------------------------------------------------------------------------------------
// Handle key presses
//--------------------------------------------------------------------------------------
void CALLBACK OnKeyboard( UINT nChar, bool bKeyDown, bool bAltDown, void* pUserContext )
{
}
//--------------------------------------------------------------------------------------
// Handles the GUI events
//--------------------------------------------------------------------------------------
void CALLBACK OnGUIEvent( UINT nEvent, int nControlID, CDXUTControl* pControl, void* pUserContext )
{
switch( nControlID )
{
case IDC_TOGGLEFULLSCREEN:
DXUTToggleFullScreen(); break;
case IDC_TOGGLEREF:
DXUTToggleREF(); break;
case IDC_CHANGEDEVICE:
g_SettingsDlg.SetActive( !g_SettingsDlg.IsActive() ); break;
}
}
//--------------------------------------------------------------------------------------
// Release D3D9 resources created in the OnD3D9ResetDevice callback
//--------------------------------------------------------------------------------------
void CALLBACK OnD3D9LostDevice( void* pUserContext )
{
g_DialogResourceManager.OnD3D9LostDevice();
g_SettingsDlg.OnD3D9LostDevice();
if( g_pFont9 ) g_pFont9->OnLostDevice();
if( g_pEffect9 ) g_pEffect9->OnLostDevice();
SAFE_RELEASE( g_pSprite9 );
SAFE_DELETE( g_pTxtHelper );
}
//--------------------------------------------------------------------------------------
// Release D3D9 resources created in the OnD3D9CreateDevice callback
//--------------------------------------------------------------------------------------
void CALLBACK OnD3D9DestroyDevice( void* pUserContext )
{
g_DialogResourceManager.OnD3D9DestroyDevice();
g_SettingsDlg.OnD3D9DestroyDevice();
SAFE_RELEASE( g_pEffect9 );
SAFE_RELEASE( g_pFont9 );
} |