DIRECT2D C + + programming conventions

Referencing libraries

#include <windows.h>//  C RunTime Header Files:#include <stdlib.h><malloc.h ><memory.h><wchar.h><math.h><d2d1.h>  <d2d1helper.h><dwrite.h><wincodec.h>

Version control macros

pragma once//Modify The following definitions if you need to target a platform prior to the ones specified below.//Refer to MSDN for the latest info in corresponding values for different platforms.#ifndef WINVER//Allow use of the features specific to Windows 7 or later.#defineWINVER 0x0700//The appropriate value to target other versions of Windows.#endif#ifndef _win32_winnt//Allow use of the features specific to Windows 7 or later.#define_win32_winnt 0x0700//The appropriate value to target other versions of Windows.#endif#ifndef UNICODE#defineUnicode#endif#defineWin32_lean_and_mean//Exclude rarely-used items from Windows headers

ASSERT macro

#ifndef Assert #if defined (DEBUG) | | Defined (_DEBUG)#define Assert (b) if (! ( b) {Outputdebugstringa ("Assert:" #b "\ n");} #else #define Assert (b)#endif//DEBUG | | _debug#endif

HINSTANCE macro

#ifndef hinst_thiscomponentextern_c image_dos_header __imagebase; #define Hinst_thiscomponent ((hinstance) &__imagebase)#endif

Releasing interface methods

template<class interface>void* *ppinterfacetorelease)    { if (*ppinterfacetorelease! = NULL)    {        (*ppinterfacetorelease),Release ();        (*ppinterfacetorelease) = NULL;    }}

DIRECT2D C + + programming conventions