595 lines
23 KiB
C++

//--------------------------------------------------------------------------------------
// File: DXUTMisc.h
//
// Helper functions for Direct3D programming.
//
// Copyright (c) Microsoft Corporation. All rights reserved
//--------------------------------------------------------------------------------------
#pragma once
#ifndef DXUT_MISC_H
#define DXUT_MISC_H
#ifndef MAX_FVF_DECL_SIZE
#define MAX_FVF_DECL_SIZE MAXD3DDECLLENGTH + 1 // +1 for END
#endif
//--------------------------------------------------------------------------------------
// XInput helper state/function
// This performs extra processing on XInput gamepad data to make it slightly more convenient to use
//
// Example usage:
//
// DXUT_GAMEPAD gamepad[4];
// for( DWORD iPort=0; iPort<DXUT_MAX_CONTROLLERS; iPort++ )
// DXUTGetGamepadState( iPort, gamepad[iPort] );
//
//--------------------------------------------------------------------------------------
#define DXUT_MAX_CONTROLLERS 4 // XInput handles up to 4 controllers
struct DXUT_GAMEPAD
{
// From XINPUT_GAMEPAD
WORD wButtons;
BYTE bLeftTrigger;
BYTE bRightTrigger;
SHORT sThumbLX;
SHORT sThumbLY;
SHORT sThumbRX;
SHORT sThumbRY;
// Device properties
XINPUT_CAPABILITIES caps;
bool bConnected; // If the controller is currently connected
bool bInserted; // If the controller was inserted this frame
bool bRemoved; // If the controller was removed this frame
// Thumb stick values converted to range [-1,+1]
float fThumbRX;
float fThumbRY;
float fThumbLX;
float fThumbLY;
// Records which buttons were pressed this frame.
// These are only set on the first frame that the button is pressed
WORD wPressedButtons;
bool bPressedLeftTrigger;
bool bPressedRightTrigger;
// Last state of the buttons
WORD wLastButtons;
bool bLastLeftTrigger;
bool bLastRightTrigger;
};
HRESULT DXUTGetGamepadState( DWORD dwPort, DXUT_GAMEPAD* pGamePad, bool bThumbstickDeadZone = true,
bool bSnapThumbstickToCardinals = true );
HRESULT DXUTStopRumbleOnAllControllers();
void DXUTEnableXInput( bool bEnable );
//--------------------------------------------------------------------------------------
// Takes a screen shot of a 32bit D3D9 back buffer and saves the images to a BMP file
//--------------------------------------------------------------------------------------
HRESULT DXUTSnapD3D9Screenshot( LPCTSTR szFileName );
//--------------------------------------------------------------------------------------
// Takes a screen shot of a 32bit D3D11 back buffer and saves the images to a BMP file
//--------------------------------------------------------------------------------------
HRESULT DXUTSnapD3D11Screenshot( LPCTSTR szFileName, D3DX11_IMAGE_FILE_FORMAT iff = D3DX11_IFF_DDS );
//--------------------------------------------------------------------------------------
// A growable array
//--------------------------------------------------------------------------------------
template<typename TYPE> class CGrowableArray
{
public:
CGrowableArray() { m_pData = NULL; m_nSize = 0; m_nMaxSize = 0; }
CGrowableArray( const CGrowableArray<TYPE>& a ) { for( int i=0; i < a.m_nSize; i++ ) Add( a.m_pData[i] ); }
~CGrowableArray() { RemoveAll(); }
const TYPE& operator[]( int nIndex ) const { return GetAt( nIndex ); }
TYPE& operator[]( int nIndex ) { return GetAt( nIndex ); }
CGrowableArray& operator=( const CGrowableArray<TYPE>& a ) { if( this == &a ) return *this; RemoveAll(); for( int i=0; i < a.m_nSize; i++ ) Add( a.m_pData[i] ); return *this; }
HRESULT SetSize( int nNewMaxSize );
HRESULT Add( const TYPE& value );
HRESULT Insert( int nIndex, const TYPE& value );
HRESULT SetAt( int nIndex, const TYPE& value );
TYPE& GetAt( int nIndex ) const { assert( nIndex >= 0 && nIndex < m_nSize ); return m_pData[nIndex]; }
int GetSize() const { return m_nSize; }
TYPE* GetData() { return m_pData; }
bool Contains( const TYPE& value ){ return ( -1 != IndexOf( value ) ); }
int IndexOf( const TYPE& value ) { return ( m_nSize > 0 ) ? IndexOf( value, 0, m_nSize ) : -1; }
int IndexOf( const TYPE& value, int iStart ) { return IndexOf( value, iStart, m_nSize - iStart ); }
int IndexOf( const TYPE& value, int nIndex, int nNumElements );
int LastIndexOf( const TYPE& value ) { return ( m_nSize > 0 ) ? LastIndexOf( value, m_nSize-1, m_nSize ) : -1; }
int LastIndexOf( const TYPE& value, int nIndex ) { return LastIndexOf( value, nIndex, nIndex+1 ); }
int LastIndexOf( const TYPE& value, int nIndex, int nNumElements );
HRESULT Remove( int nIndex );
void RemoveAll() { SetSize(0); }
void Reset() { m_nSize = 0; }
protected:
TYPE* m_pData; // the actual array of data
int m_nSize; // # of elements (upperBound - 1)
int m_nMaxSize; // max allocated
HRESULT SetSizeInternal( int nNewMaxSize ); // This version doesn't call ctor or dtor.
};
//--------------------------------------------------------------------------------------
// Performs timer operations
// Use DXUTGetGlobalTimer() to get the global instance
//--------------------------------------------------------------------------------------
class CDXUTTimer
{
public:
CDXUTTimer();
void Reset(); // resets the timer
void Start(); // starts the timer
void Stop(); // stop (or pause) the timer
void Advance(); // advance the timer by 0.1 seconds
double GetAbsoluteTime(); // get the absolute system time
double GetTime(); // get the current time
float GetElapsedTime(); // get the time that elapsed between Get*ElapsedTime() calls
void GetTimeValues( double* pfTime, double* pfAbsoluteTime, float* pfElapsedTime ); // get all time values at once
bool IsStopped(); // returns true if timer stopped
// Limit the current thread to one processor (the current one). This ensures that timing code runs
// on only one processor, and will not suffer any ill effects from power management.
void LimitThreadAffinityToCurrentProc();
protected:
LARGE_INTEGER GetAdjustedCurrentTime();
bool m_bUsingQPF;
bool m_bTimerStopped;
LONGLONG m_llQPFTicksPerSec;
LONGLONG m_llStopTime;
LONGLONG m_llLastElapsedTime;
LONGLONG m_llBaseTime;
};
CDXUTTimer* WINAPI DXUTGetGlobalTimer();
//--------------------------------------------------------------------------------------
// Returns the string for the given D3DFORMAT.
// bWithPrefix determines whether the string should include the "D3DFMT_"
//--------------------------------------------------------------------------------------
LPCWSTR WINAPI DXUTD3DFormatToString( D3DFORMAT format, bool bWithPrefix );
//--------------------------------------------------------------------------------------
// Returns the string for the given DXGI_FORMAT.
// bWithPrefix determines whether the string should include the "DXGI_FORMAT_"
//--------------------------------------------------------------------------------------
LPCWSTR WINAPI DXUTDXGIFormatToString( DXGI_FORMAT format, bool bWithPrefix );
//--------------------------------------------------------------------------------------
// Device settings conversion
//--------------------------------------------------------------------------------------
void WINAPI DXUTConvertDeviceSettings11to9( DXUTD3D11DeviceSettings* pIn, DXUTD3D9DeviceSettings* pOut );
void WINAPI DXUTConvertDeviceSettings9to11( DXUTD3D9DeviceSettings* pIn, DXUTD3D11DeviceSettings* pOut );
DXGI_FORMAT WINAPI ConvertFormatD3D9ToDXGI( D3DFORMAT fmt );
D3DFORMAT WINAPI ConvertFormatDXGIToD3D9( DXGI_FORMAT fmt );
//--------------------------------------------------------------------------------------
// Debug printing support
// See dxerr.h for more debug printing support
//--------------------------------------------------------------------------------------
void WINAPI DXUTOutputDebugStringW( LPCWSTR strMsg, ... );
void WINAPI DXUTOutputDebugStringA( LPCSTR strMsg, ... );
HRESULT WINAPI DXUTTrace( const CHAR* strFile, DWORD dwLine, HRESULT hr, const WCHAR* strMsg, bool bPopMsgBox );
void WINAPI DXUTTraceDecl( D3DVERTEXELEMENT9 decl[MAX_FVF_DECL_SIZE] );
WCHAR* WINAPI DXUTTraceD3DDECLUSAGEtoString( BYTE u );
WCHAR* WINAPI DXUTTraceD3DDECLMETHODtoString( BYTE m );
WCHAR* WINAPI DXUTTraceD3DDECLTYPEtoString( BYTE t );
WCHAR* WINAPI DXUTTraceWindowsMessage( UINT uMsg );
#ifdef UNICODE
#define DXUTOutputDebugString DXUTOutputDebugStringW
#else
#define DXUTOutputDebugString DXUTOutputDebugStringA
#endif
// These macros are very similar to dxerr's but it special cases the HRESULT defined
// by DXUT to pop better message boxes.
#if defined(DEBUG) || defined(_DEBUG)
#define DXUT_ERR(str,hr) DXUTTrace( __FILE__, (DWORD)__LINE__, hr, str, false )
#define DXUT_ERR_MSGBOX(str,hr) DXUTTrace( __FILE__, (DWORD)__LINE__, hr, str, true )
#define DXUTTRACE DXUTOutputDebugString
#else
#define DXUT_ERR(str,hr) (hr)
#define DXUT_ERR_MSGBOX(str,hr) (hr)
#define DXUTTRACE (__noop)
#endif
//--------------------------------------------------------------------------------------
// Direct3D9 dynamic linking support -- calls top-level D3D9 APIs with graceful
// failure if APIs are not present.
//--------------------------------------------------------------------------------------
IDirect3D9 * WINAPI DXUT_Dynamic_Direct3DCreate9(UINT SDKVersion);
int WINAPI DXUT_Dynamic_D3DPERF_BeginEvent( D3DCOLOR col, LPCWSTR wszName );
int WINAPI DXUT_Dynamic_D3DPERF_EndEvent( void );
void WINAPI DXUT_Dynamic_D3DPERF_SetMarker( D3DCOLOR col, LPCWSTR wszName );
void WINAPI DXUT_Dynamic_D3DPERF_SetRegion( D3DCOLOR col, LPCWSTR wszName );
BOOL WINAPI DXUT_Dynamic_D3DPERF_QueryRepeatFrame( void );
void WINAPI DXUT_Dynamic_D3DPERF_SetOptions( DWORD dwOptions );
DWORD WINAPI DXUT_Dynamic_D3DPERF_GetStatus( void );
HRESULT WINAPI DXUT_Dynamic_CreateDXGIFactory1( REFIID rInterface, void** ppOut );
HRESULT WINAPI DXUT_Dynamic_D3D11CreateDevice( IDXGIAdapter* pAdapter,
D3D_DRIVER_TYPE DriverType,
HMODULE Software,
UINT32 Flags,
D3D_FEATURE_LEVEL* pFeatureLevels,
UINT FeatureLevels,
UINT32 SDKVersion,
ID3D11Device** ppDevice,
D3D_FEATURE_LEVEL* pFeatureLevel,
ID3D11DeviceContext** ppImmediateContext );
bool DXUT_EnsureD3D11APIs( void );
//--------------------------------------------------------------------------------------
// Profiling/instrumentation support
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
// Some D3DPERF APIs take a color that can be used when displaying user events in
// performance analysis tools. The following constants are provided for your
// convenience, but you can use any colors you like.
//--------------------------------------------------------------------------------------
const D3DCOLOR DXUT_PERFEVENTCOLOR = D3DCOLOR_XRGB( 200, 100, 100 );
const D3DCOLOR DXUT_PERFEVENTCOLOR2 = D3DCOLOR_XRGB( 100, 200, 100 );
const D3DCOLOR DXUT_PERFEVENTCOLOR3 = D3DCOLOR_XRGB( 100, 100, 200 );
//--------------------------------------------------------------------------------------
// The following macros provide a convenient way for your code to call the D3DPERF
// functions only when PROFILE is defined. If PROFILE is not defined (as for the final
// release version of a program), these macros evaluate to nothing, so no detailed event
// information is embedded in your shipping program. It is recommended that you create
// and use three build configurations for your projects:
// Debug (nonoptimized code, asserts active, PROFILE defined to assist debugging)
// Profile (optimized code, asserts disabled, PROFILE defined to assist optimization)
// Release (optimized code, asserts disabled, PROFILE not defined)
//--------------------------------------------------------------------------------------
#ifdef PROFILE
// PROFILE is defined, so these macros call the D3DPERF functions
#define DXUT_BeginPerfEvent( color, pstrMessage ) DXUT_Dynamic_D3DPERF_BeginEvent( color, pstrMessage )
#define DXUT_EndPerfEvent() DXUT_Dynamic_D3DPERF_EndEvent()
#define DXUT_SetPerfMarker( color, pstrMessage ) DXUT_Dynamic_D3DPERF_SetMarker( color, pstrMessage )
#else
// PROFILE is not defined, so these macros do nothing
#define DXUT_BeginPerfEvent( color, pstrMessage ) (__noop)
#define DXUT_EndPerfEvent() (__noop)
#define DXUT_SetPerfMarker( color, pstrMessage ) (__noop)
#endif
//--------------------------------------------------------------------------------------
// CDXUTPerfEventGenerator is a helper class that makes it easy to attach begin and end
// events to a block of code. Simply define a CDXUTPerfEventGenerator variable anywhere
// in a block of code, and the class's constructor will call DXUT_BeginPerfEvent when
// the block of code begins, and the class's destructor will call DXUT_EndPerfEvent when
// the block ends.
//--------------------------------------------------------------------------------------
class CDXUTPerfEventGenerator
{
public:
CDXUTPerfEventGenerator( D3DCOLOR color, LPCWSTR pstrMessage )
{
DXUT_BeginPerfEvent( color, pstrMessage );
}
~CDXUTPerfEventGenerator( void )
{
DXUT_EndPerfEvent();
}
};
//--------------------------------------------------------------------------------------
// Multimon handling to support OSes with or without multimon API support.
// Purposely avoiding the use of multimon.h so DXUT.lib doesn't require
// COMPILE_MULTIMON_STUBS and cause complication with MFC or other users of multimon.h
//--------------------------------------------------------------------------------------
#ifndef MONITOR_DEFAULTTOPRIMARY
#define MONITORINFOF_PRIMARY 0x00000001
#define MONITOR_DEFAULTTONULL 0x00000000
#define MONITOR_DEFAULTTOPRIMARY 0x00000001
#define MONITOR_DEFAULTTONEAREST 0x00000002
typedef struct tagMONITORINFO
{
DWORD cbSize;
RECT rcMonitor;
RECT rcWork;
DWORD dwFlags;
} MONITORINFO, *LPMONITORINFO;
typedef struct tagMONITORINFOEXW : public tagMONITORINFO
{
WCHAR szDevice[CCHDEVICENAME];
} MONITORINFOEXW, *LPMONITORINFOEXW;
typedef MONITORINFOEXW MONITORINFOEX;
typedef LPMONITORINFOEXW LPMONITORINFOEX;
#endif
HMONITOR WINAPI DXUTMonitorFromWindow( HWND hWnd, DWORD dwFlags );
HMONITOR WINAPI DXUTMonitorFromRect( LPCRECT lprcScreenCoords, DWORD dwFlags );
BOOL WINAPI DXUTGetMonitorInfo( HMONITOR hMonitor, LPMONITORINFO lpMonitorInfo );
void WINAPI DXUTGetDesktopResolution( UINT AdapterOrdinal, UINT* pWidth, UINT* pHeight );
//--------------------------------------------------------------------------------------
// Implementation of CGrowableArray
//--------------------------------------------------------------------------------------
// This version doesn't call ctor or dtor.
template<typename TYPE> HRESULT CGrowableArray <TYPE>::SetSizeInternal( int nNewMaxSize )
{
if( nNewMaxSize < 0 || ( nNewMaxSize > INT_MAX / sizeof( TYPE ) ) )
{
assert( false );
return E_INVALIDARG;
}
if( nNewMaxSize == 0 )
{
// Shrink to 0 size & cleanup
if( m_pData )
{
free( m_pData );
m_pData = NULL;
}
m_nMaxSize = 0;
m_nSize = 0;
}
else if( m_pData == NULL || nNewMaxSize > m_nMaxSize )
{
// Grow array
int nGrowBy = ( m_nMaxSize == 0 ) ? 16 : m_nMaxSize;
// Limit nGrowBy to keep m_nMaxSize less than INT_MAX
if( ( UINT )m_nMaxSize + ( UINT )nGrowBy > ( UINT )INT_MAX )
nGrowBy = INT_MAX - m_nMaxSize;
nNewMaxSize = __max( nNewMaxSize, m_nMaxSize + nGrowBy );
// Verify that (nNewMaxSize * sizeof(TYPE)) is not greater than UINT_MAX or the realloc will overrun
if( sizeof( TYPE ) > UINT_MAX / ( UINT )nNewMaxSize )
return E_INVALIDARG;
TYPE* pDataNew = ( TYPE* )realloc( m_pData, nNewMaxSize * sizeof( TYPE ) );
if( pDataNew == NULL )
return E_OUTOFMEMORY;
m_pData = pDataNew;
m_nMaxSize = nNewMaxSize;
}
return S_OK;
}
//--------------------------------------------------------------------------------------
template<typename TYPE> HRESULT CGrowableArray <TYPE>::SetSize( int nNewMaxSize )
{
int nOldSize = m_nSize;
if( nOldSize > nNewMaxSize )
{
assert( m_pData );
if( m_pData )
{
// Removing elements. Call dtor.
for( int i = nNewMaxSize; i < nOldSize; ++i )
m_pData[i].~TYPE();
}
}
// Adjust buffer. Note that there's no need to check for error
// since if it happens, nOldSize == nNewMaxSize will be true.)
HRESULT hr = SetSizeInternal( nNewMaxSize );
if( nOldSize < nNewMaxSize )
{
assert( m_pData );
if( m_pData )
{
// Adding elements. Call ctor.
for( int i = nOldSize; i < nNewMaxSize; ++i )
::new ( &m_pData[i] ) TYPE;
}
}
return hr;
}
//--------------------------------------------------------------------------------------
template<typename TYPE> HRESULT CGrowableArray <TYPE>::Add( const TYPE& value )
{
HRESULT hr;
if( FAILED( hr = SetSizeInternal( m_nSize + 1 ) ) )
return hr;
// Construct the new element
::new ( &m_pData[m_nSize] ) TYPE;
// Assign
m_pData[m_nSize] = value;
++m_nSize;
return S_OK;
}
//--------------------------------------------------------------------------------------
template<typename TYPE> HRESULT CGrowableArray <TYPE>::Insert( int nIndex, const TYPE& value )
{
HRESULT hr;
// Validate index
if( nIndex < 0 ||
nIndex > m_nSize )
{
assert( false );
return E_INVALIDARG;
}
// Prepare the buffer
if( FAILED( hr = SetSizeInternal( m_nSize + 1 ) ) )
return hr;
// Shift the array
MoveMemory( &m_pData[nIndex + 1], &m_pData[nIndex], sizeof( TYPE ) * ( m_nSize - nIndex ) );
// Construct the new element
::new ( &m_pData[nIndex] ) TYPE;
// Set the value and increase the size
m_pData[nIndex] = value;
++m_nSize;
return S_OK;
}
//--------------------------------------------------------------------------------------
template<typename TYPE> HRESULT CGrowableArray <TYPE>::SetAt( int nIndex, const TYPE& value )
{
// Validate arguments
if( nIndex < 0 ||
nIndex >= m_nSize )
{
assert( false );
return E_INVALIDARG;
}
m_pData[nIndex] = value;
return S_OK;
}
//--------------------------------------------------------------------------------------
// Searches for the specified value and returns the index of the first occurrence
// within the section of the data array that extends from iStart and contains the
// specified number of elements. Returns -1 if value is not found within the given
// section.
//--------------------------------------------------------------------------------------
template<typename TYPE> int CGrowableArray <TYPE>::IndexOf( const TYPE& value, int iStart, int nNumElements )
{
// Validate arguments
if( iStart < 0 ||
iStart >= m_nSize ||
nNumElements < 0 ||
iStart + nNumElements > m_nSize )
{
assert( false );
return -1;
}
// Search
for( int i = iStart; i < ( iStart + nNumElements ); i++ )
{
if( value == m_pData[i] )
return i;
}
// Not found
return -1;
}
//--------------------------------------------------------------------------------------
// Searches for the specified value and returns the index of the last occurrence
// within the section of the data array that contains the specified number of elements
// and ends at iEnd. Returns -1 if value is not found within the given section.
//--------------------------------------------------------------------------------------
template<typename TYPE> int CGrowableArray <TYPE>::LastIndexOf( const TYPE& value, int iEnd, int nNumElements )
{
// Validate arguments
if( iEnd < 0 ||
iEnd >= m_nSize ||
nNumElements < 0 ||
iEnd - nNumElements < 0 )
{
assert( false );
return -1;
}
// Search
for( int i = iEnd; i > ( iEnd - nNumElements ); i-- )
{
if( value == m_pData[i] )
return i;
}
// Not found
return -1;
}
//--------------------------------------------------------------------------------------
template<typename TYPE> HRESULT CGrowableArray <TYPE>::Remove( int nIndex )
{
if( nIndex < 0 ||
nIndex >= m_nSize )
{
assert( false );
return E_INVALIDARG;
}
// Destruct the element to be removed
m_pData[nIndex].~TYPE();
// Compact the array and decrease the size
MoveMemory( &m_pData[nIndex], &m_pData[nIndex + 1], sizeof( TYPE ) * ( m_nSize - ( nIndex + 1 ) ) );
--m_nSize;
return S_OK;
}
//--------------------------------------------------------------------------------------
// Creates a REF or NULLREF D3D9 device and returns that device. The caller should call
// Release() when done with the device.
//--------------------------------------------------------------------------------------
IDirect3DDevice9* WINAPI DXUTCreateRefDevice9( HWND hWnd, bool bNullRef = true );
//--------------------------------------------------------------------------------------
// Creates a REF or NULLREF D3D10 device and returns the device. The caller should call
// Release() when done with the device.
//--------------------------------------------------------------------------------------
//test d3d10 version ID3D10Device* WINAPI DXUTCreateRefDevice10( bool bNullRef = true );
//--------------------------------------------------------------------------------------
// Helper function to launch the Media Center UI after the program terminates
//--------------------------------------------------------------------------------------
bool DXUTReLaunchMediaCenter();
//--------------------------------------------------------------------------------------
// Helper functions to create SRGB formats from typeless formats and vice versa
//--------------------------------------------------------------------------------------
DXGI_FORMAT MAKE_SRGB( DXGI_FORMAT format );
DXGI_FORMAT MAKE_TYPELESS( DXGI_FORMAT format );
#endif