reactos/dll/ddraw/main/gamma_main.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:            See COPYING in the top level directory
   4  * PROJECT:              ReactOS
   5  * FILE:                 lib/ddraw/main/gamma.c
   6  * PURPOSE:              IDirectDrawGamma Implementation
   7  * PROGRAMMER:           Maarten Bosma
   8  *
   9  */
  10
  11 #include "rosdraw.h"
  12
  13 ULONG WINAPI
  14 Main_DirectDrawGammaControl_AddRef(LPDIRECTDRAWGAMMACONTROL iface)
  15 {
  16     IDirectDrawImpl* This = (IDirectDrawImpl*)iface;
  17     ULONG ref = InterlockedIncrement((PLONG)&This->DirectDrawGlobal.dwRefCnt);
  18
  19         return ref;
  20 }
  21
  22 ULONG WINAPI
  23 Main_DirectDrawGammaControl_Release(LPDIRECTDRAWGAMMACONTROL iface)
  24 {
  25     IDirectDrawImpl* This = (IDirectDrawImpl*)iface;
  26     ULONG ref = InterlockedDecrement((PLONG)&This->DirectDrawGlobal.dwRefCnt);
  27
  28     if (ref == 0)
  29                 HeapFree(GetProcessHeap(), 0, This);
  30
  31     return ref;
  32 }
  33
  34 HRESULT WINAPI
  35 Main_DirectDrawGammaControl_QueryInterface(LPDIRECTDRAWGAMMACONTROL iface, REFIID riid,
  36                                       LPVOID *ppObj)
  37 {
  38         return E_NOINTERFACE;
  39 }
  40
  41 HRESULT WINAPI
  42 Main_DirectDrawGammaControl_GetGammaRamp(LPDIRECTDRAWGAMMACONTROL iface, DWORD dwFlags, LPDDGAMMARAMP lpGammaRamp)
  43 {
  44         DX_STUB;
  45 }
  46
  47 HRESULT WINAPI
  48 Main_DirectDrawGammaControl_SetGammaRamp(LPDIRECTDRAWGAMMACONTROL iface, DWORD dwFlags, LPDDGAMMARAMP lpGammaRamp)
  49 {
  50         DX_STUB;
  51 }
  52
  53 IDirectDrawGammaControlVtbl DirectDrawGammaControl_Vtable =
  54 {
  55     Main_DirectDrawGammaControl_QueryInterface,
  56     Main_DirectDrawGammaControl_AddRef,
  57     Main_DirectDrawGammaControl_Release,
  58     Main_DirectDrawGammaControl_GetGammaRamp,
  59     Main_DirectDrawGammaControl_SetGammaRamp
  60 };