wine/dlls/ddraw/gamma.c
2008-10-18 19:19:45 +02:00

217 lines
6.7 KiB
C

/* DirectDrawGammaControl implementation
*
* Copyright 2001 TransGaming Technologies Inc.
* Copyright 2006 Stefan Dösinger
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include "wine/debug.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#include <stdlib.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "wingdi.h"
#include "wine/exception.h"
#include "ddraw.h"
#include "d3d.h"
#include "ddraw_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
WINE_DECLARE_DEBUG_CHANNEL(ddraw_thunk);
/**********************************************************
* IUnknown parts follow
**********************************************************/
/**********************************************************
* IDirectDrawGammaControl::QueryInterface
*
* QueryInterface, thunks to IDirectDrawSurface
*
* Params:
* riid: Interface id queried for
* obj: Returns the interface pointer
*
* Returns:
* S_OK or E_NOINTERFACE: See IDirectDrawSurface7::QueryInterface
*
**********************************************************/
static HRESULT WINAPI
IDirectDrawGammaControlImpl_QueryInterface(IDirectDrawGammaControl *iface, REFIID riid,
void **obj)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawGammaControl, iface);
TRACE_(ddraw_thunk)("(%p)->(%s,%p): Thunking to IDirectDrawSurface7\n", This, debugstr_guid(riid), obj);
return IDirectDrawSurface7_QueryInterface(ICOM_INTERFACE(This, IDirectDrawSurface7),
riid,
obj);
}
/**********************************************************
* IDirectDrawGammaControl::AddRef
*
* Addref, thunks to IDirectDrawSurface
*
* Returns:
* The new refcount
*
**********************************************************/
static ULONG WINAPI
IDirectDrawGammaControlImpl_AddRef(IDirectDrawGammaControl *iface)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawGammaControl, iface);
TRACE_(ddraw_thunk)("(%p)->() Thunking to IDirectDrawSurface7\n", This);
return IDirectDrawSurface7_AddRef(ICOM_INTERFACE(This, IDirectDrawSurface7));
}
/**********************************************************
* IDirectDrawGammaControl::Release
*
* Release, thunks to IDirectDrawSurface
*
* Returns:
* The new refcount
*
**********************************************************/
static ULONG WINAPI
IDirectDrawGammaControlImpl_Release(IDirectDrawGammaControl *iface)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawGammaControl, iface);
TRACE_(ddraw_thunk)("(%p)->() Thunking to IDirectDrawSurface7\n", This);
return IDirectDrawSurface7_Release(ICOM_INTERFACE(This, IDirectDrawSurface7));
}
/**********************************************************
* IDirectDrawGammaControl
**********************************************************/
/**********************************************************
* IDirectDrawGammaControl::GetGammaRamp
*
* Returns the current gamma ramp for a surface
*
* Params:
* Flags: Ignored
* GammaRamp: Address to write the ramp to
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if GammaRamp is NULL
*
**********************************************************/
static HRESULT WINAPI
IDirectDrawGammaControlImpl_GetGammaRamp(IDirectDrawGammaControl *iface,
DWORD Flags,
DDGAMMARAMP *GammaRamp)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawGammaControl, iface);
TRACE("(%p)->(%08x,%p)\n", This,Flags,GammaRamp);
/* This looks sane */
if(!GammaRamp)
{
ERR("(%p) GammaRamp is NULL, returning DDERR_INVALIDPARAMS\n", This);
return DDERR_INVALIDPARAMS;
}
EnterCriticalSection(&ddraw_cs);
if(This->surface_desc.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE)
{
/* Note: DDGAMMARAMP is compatible with WINED3DGAMMARAMP */
IWineD3DDevice_GetGammaRamp(This->ddraw->wineD3DDevice,
0 /* Swapchain */,
(WINED3DGAMMARAMP *) GammaRamp);
}
else
{
ERR("(%p) Unimplemented for non-primary surfaces\n", This);
}
LeaveCriticalSection(&ddraw_cs);
return DD_OK;
}
/**********************************************************
* IDirectDrawGammaControl::SetGammaRamp
*
* Sets the red, green and blue gamma ramps for
*
* Params:
* Flags: Can be DDSGR_CALIBRATE to request calibration
* GammaRamp: Structure containing the new gamma ramp
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if GammaRamp is NULL
*
**********************************************************/
static HRESULT WINAPI
IDirectDrawGammaControlImpl_SetGammaRamp(IDirectDrawGammaControl *iface,
DWORD Flags,
DDGAMMARAMP *GammaRamp)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawGammaControl, iface);
TRACE("(%p)->(%08x,%p)\n", This,Flags,GammaRamp);
/* This looks sane */
if(!GammaRamp)
{
ERR("(%p) GammaRamp is NULL, returning DDERR_INVALIDPARAMS\n", This);
return DDERR_INVALIDPARAMS;
}
EnterCriticalSection(&ddraw_cs);
if(This->surface_desc.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE)
{
/* Note: DDGAMMARAMP is compatible with WINED3DGAMMARAMP */
IWineD3DDevice_SetGammaRamp(This->ddraw->wineD3DDevice,
0 /* Swapchain */,
Flags,
(WINED3DGAMMARAMP *) GammaRamp);
}
else
{
ERR("(%p) Unimplemented for non-primary surfaces\n", This);
}
LeaveCriticalSection(&ddraw_cs);
return DD_OK;
}
const IDirectDrawGammaControlVtbl IDirectDrawGammaControl_Vtbl =
{
IDirectDrawGammaControlImpl_QueryInterface,
IDirectDrawGammaControlImpl_AddRef,
IDirectDrawGammaControlImpl_Release,
IDirectDrawGammaControlImpl_GetGammaRamp,
IDirectDrawGammaControlImpl_SetGammaRamp
};