wine/dlls/wined3d/pixelshader.c

123 lines
4.1 KiB
C

/*
* shaders implementation
*
* Copyright 2005 Oliver Stieber
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <math.h>
#include "wined3d_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
/* *******************************************
IWineD3DPixelShader IUnknown parts follow
******************************************* */
HRESULT WINAPI IWineD3DPixelShaderImpl_QueryInterface(IWineD3DPixelShader *iface, REFIID riid, LPVOID *ppobj)
{
IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)iface;
TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_IWineD3DPixelShader)) {
IUnknown_AddRef(iface);
*ppobj = This;
return D3D_OK;
}
return E_NOINTERFACE;
}
ULONG WINAPI IWineD3DPixelShaderImpl_AddRef(IWineD3DPixelShader *iface) {
IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)iface;
TRACE("(%p) : AddRef increasing from %ld\n", This, This->ref);
return InterlockedIncrement(&This->ref);
}
ULONG WINAPI IWineD3DPixelShaderImpl_Release(IWineD3DPixelShader *iface) {
IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)iface;
ULONG ref;
TRACE("(%p) : Releasing from %ld\n", This, This->ref);
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
/* *******************************************
IWineD3DPixelShader IWineD3DPixelShader parts follow
******************************************* */
HRESULT WINAPI IWineD3DPixelShaderImpl_GetParent(IWineD3DPixelShader *iface, IUnknown** parent){
IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)iface;
*parent= (IUnknown*) parent;
IUnknown_AddRef(*parent);
TRACE("(%p) : returning %p\n", This, *parent);
return D3D_OK;
}
HRESULT WINAPI IWineD3DPixelShaderImpl_GetDevice(IWineD3DPixelShader* iface, IWineD3DDevice **pDevice){
IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)iface;
IWineD3DDevice_AddRef((IWineD3DDevice *)This->wineD3DDevice);
*pDevice = (IWineD3DDevice *)This->wineD3DDevice;
TRACE("(%p) returning %p\n", This, *pDevice);
return D3D_OK;
}
HRESULT WINAPI IWineD3DPixelShaderImpl_GetFunction(IWineD3DPixelShader* impl, VOID* pData, UINT* pSizeOfData) {
IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)impl;
FIXME("(%p) : pData(%p), pSizeOfData(%p)\n", This, pData, pSizeOfData);
if (NULL == pData) {
*pSizeOfData = This->functionLength;
return D3D_OK;
}
if (*pSizeOfData < This->functionLength) {
*pSizeOfData = This->functionLength;
return D3DERR_MOREDATA;
}
if (NULL == This->function) { /* no function defined */
TRACE("(%p) : GetFunction no User Function defined using NULL to %p\n", This, pData);
(*(DWORD **) pData) = NULL;
} else {
if(This->functionLength == 0){
}
TRACE("(%p) : GetFunction copying to %p\n", This, pData);
memcpy(pData, This->function, This->functionLength);
}
return D3D_OK;
}
const IWineD3DPixelShaderVtbl IWineD3DPixelShader_Vtbl =
{
/*** IUnknown methods ***/
IWineD3DPixelShaderImpl_QueryInterface,
IWineD3DPixelShaderImpl_AddRef,
IWineD3DPixelShaderImpl_Release,
/*** IWineD3DPixelShader methods ***/
IWineD3DPixelShaderImpl_GetParent,
IWineD3DPixelShaderImpl_GetDevice,
IWineD3DPixelShaderImpl_GetFunction
};