Sweden-Number/dlls/wined3d/indexbuffer.c

233 lines
9.4 KiB
C

/*
* IWineD3DIndexBuffer Implementation
*
* Copyright 2002-2004 Jason Edmeades
* Copyright 2003-2004 Raphael Junqueira
* Copyright 2004 Christian Costa
* Copyright 2005 Oliver Stieber
* Copyright 2007 Stefan Dösinger for CodeWeavers
*
* 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 "wined3d_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3d);
#define GLINFO_LOCATION This->resource.wineD3DDevice->adapter->gl_info
/* *******************************************
IWineD3DIndexBuffer IUnknown parts follow
******************************************* */
static HRESULT WINAPI IWineD3DIndexBufferImpl_QueryInterface(IWineD3DIndexBuffer *iface, REFIID riid, LPVOID *ppobj)
{
IWineD3DIndexBufferImpl *This = (IWineD3DIndexBufferImpl *)iface;
TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_IWineD3DBase)
|| IsEqualGUID(riid, &IID_IWineD3DResource)
|| IsEqualGUID(riid, &IID_IWineD3DIndexBuffer)){
IUnknown_AddRef(iface);
*ppobj = This;
return S_OK;
}
*ppobj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI IWineD3DIndexBufferImpl_AddRef(IWineD3DIndexBuffer *iface) {
IWineD3DIndexBufferImpl *This = (IWineD3DIndexBufferImpl *)iface;
ULONG ref = InterlockedIncrement(&This->resource.ref);
TRACE("(%p) : AddRef increasing from %d\n", This, ref - 1);
return ref;
}
static ULONG WINAPI IWineD3DIndexBufferImpl_Release(IWineD3DIndexBuffer *iface) {
IWineD3DIndexBufferImpl *This = (IWineD3DIndexBufferImpl *)iface;
ULONG ref = InterlockedDecrement(&This->resource.ref);
TRACE("(%p) : Releasing from %d\n", This, ref + 1);
if (ref == 0) {
if(This->vbo) {
IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
ENTER_GL();
/* No need to manually unset the buffer. glDeleteBuffers unsets it for the current context,
* but not for other contexts. However, because the d3d buffer is destroyed the app has to
* unset it before doing the next draw, thus dirtifying the index buffer state and forcing
* binding a new buffer
*/
GL_EXTCALL(glDeleteBuffersARB(1, &This->vbo));
checkGLcall("glDeleteBuffersARB");
LEAVE_GL();
}
resource_cleanup((IWineD3DResource *)iface);
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
/* ****************************************************
IWineD3DIndexBuffer IWineD3DResource parts follow
**************************************************** */
static HRESULT WINAPI IWineD3DIndexBufferImpl_GetDevice(IWineD3DIndexBuffer *iface, IWineD3DDevice** ppDevice) {
return resource_get_device((IWineD3DResource *)iface, ppDevice);
}
static HRESULT WINAPI IWineD3DIndexBufferImpl_SetPrivateData(IWineD3DIndexBuffer *iface, REFGUID refguid, CONST void* pData, DWORD SizeOfData, DWORD Flags) {
return resource_set_private_data((IWineD3DResource *)iface, refguid, pData, SizeOfData, Flags);
}
static HRESULT WINAPI IWineD3DIndexBufferImpl_GetPrivateData(IWineD3DIndexBuffer *iface, REFGUID refguid, void* pData, DWORD* pSizeOfData) {
return resource_get_private_data((IWineD3DResource *)iface, refguid, pData, pSizeOfData);
}
static HRESULT WINAPI IWineD3DIndexBufferImpl_FreePrivateData(IWineD3DIndexBuffer *iface, REFGUID refguid) {
return resource_free_private_data((IWineD3DResource *)iface, refguid);
}
static DWORD WINAPI IWineD3DIndexBufferImpl_SetPriority(IWineD3DIndexBuffer *iface, DWORD PriorityNew) {
return resource_set_priority((IWineD3DResource *)iface, PriorityNew);
}
static DWORD WINAPI IWineD3DIndexBufferImpl_GetPriority(IWineD3DIndexBuffer *iface) {
return resource_get_priority((IWineD3DResource *)iface);
}
static void WINAPI IWineD3DIndexBufferImpl_PreLoad(IWineD3DIndexBuffer *iface) {
FIXME("iface %p stub!\n", iface);
}
static void WINAPI IWineD3DIndexBufferImpl_UnLoad(IWineD3DIndexBuffer *iface) {
IWineD3DIndexBufferImpl *This = (IWineD3DIndexBufferImpl *) iface;
IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
TRACE("(%p)\n", This);
/* This is easy: The whole content is shadowed in This->resource.allocatedMemory,
* so we only have to destroy the vbo. Only do it if we have a vbo, which implies
* that vbos are supported.
* (TODO: Make a IWineD3DBuffer base class for index and vertex buffers and share
* this code. Also needed for D3D10)
*/
if(This->vbo) {
ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
ENTER_GL();
GL_EXTCALL(glDeleteBuffersARB(1, &This->vbo));
checkGLcall("glDeleteBuffersARB");
LEAVE_GL();
This->vbo = 0;
}
}
static WINED3DRESOURCETYPE WINAPI IWineD3DIndexBufferImpl_GetType(IWineD3DIndexBuffer *iface) {
return resource_get_type((IWineD3DResource *)iface);
}
static HRESULT WINAPI IWineD3DIndexBufferImpl_GetParent(IWineD3DIndexBuffer *iface, IUnknown **pParent) {
return resource_get_parent((IWineD3DResource *)iface, pParent);
}
/* ******************************************************
IWineD3DIndexBuffer IWineD3DIndexBuffer parts follow
****************************************************** */
static HRESULT WINAPI IWineD3DIndexBufferImpl_Lock(IWineD3DIndexBuffer *iface, UINT OffsetToLock, UINT SizeToLock, BYTE** ppbData, DWORD Flags) {
IWineD3DIndexBufferImpl *This = (IWineD3DIndexBufferImpl *)iface;
TRACE("(%p) : offset %d, size %d, Flags=%x\n", This, OffsetToLock, SizeToLock, Flags);
InterlockedIncrement(&This->lockcount);
*ppbData = This->resource.allocatedMemory + OffsetToLock;
if(Flags & (WINED3DLOCK_READONLY | WINED3DLOCK_NO_DIRTY_UPDATE) || This->vbo == 0) {
return WINED3D_OK;
}
if(This->dirtystart != This->dirtyend) {
if(This->dirtystart > OffsetToLock) This->dirtystart = OffsetToLock;
if(SizeToLock) {
if(This->dirtyend < OffsetToLock + SizeToLock) This->dirtyend = OffsetToLock + SizeToLock;
} else {
This->dirtyend = This->resource.size;
}
} else {
This->dirtystart = OffsetToLock;
if(SizeToLock)
This->dirtyend = OffsetToLock + SizeToLock;
else
This->dirtyend = This->resource.size;
}
return WINED3D_OK;
}
static HRESULT WINAPI IWineD3DIndexBufferImpl_Unlock(IWineD3DIndexBuffer *iface) {
IWineD3DIndexBufferImpl *This = (IWineD3DIndexBufferImpl *)iface;
unsigned long locks = InterlockedDecrement(&This->lockcount);
TRACE("(%p)\n", This);
/* For now load in unlock */
if(locks == 0 && This->vbo && (This->dirtyend - This->dirtystart) > 0) {
IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
ENTER_GL();
GL_EXTCALL(glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, This->vbo));
checkGLcall("glBindBufferARB");
GL_EXTCALL(glBufferSubDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB,
This->dirtystart, This->dirtyend - This->dirtystart, This->resource.allocatedMemory + This->dirtystart));
checkGLcall("glBufferSubDataARB");
LEAVE_GL();
This->dirtystart = 0;
This->dirtyend = 0;
/* TODO: Move loading into preload when the buffer is used, that avoids dirtifying the state */
IWineD3DDeviceImpl_MarkStateDirty(device, STATE_INDEXBUFFER);
}
return WINED3D_OK;
}
static HRESULT WINAPI IWineD3DIndexBufferImpl_GetDesc(IWineD3DIndexBuffer *iface, WINED3DINDEXBUFFER_DESC *pDesc) {
IWineD3DIndexBufferImpl *This = (IWineD3DIndexBufferImpl *)iface;
TRACE("(%p)\n", This);
pDesc->Format = This->resource.format;
pDesc->Type = This->resource.resourceType;
pDesc->Usage = This->resource.usage;
pDesc->Pool = This->resource.pool;
pDesc->Size = This->resource.size;
return WINED3D_OK;
}
const IWineD3DIndexBufferVtbl IWineD3DIndexBuffer_Vtbl =
{
/* IUnknown */
IWineD3DIndexBufferImpl_QueryInterface,
IWineD3DIndexBufferImpl_AddRef,
IWineD3DIndexBufferImpl_Release,
/* IWineD3DResource */
IWineD3DIndexBufferImpl_GetParent,
IWineD3DIndexBufferImpl_GetDevice,
IWineD3DIndexBufferImpl_SetPrivateData,
IWineD3DIndexBufferImpl_GetPrivateData,
IWineD3DIndexBufferImpl_FreePrivateData,
IWineD3DIndexBufferImpl_SetPriority,
IWineD3DIndexBufferImpl_GetPriority,
IWineD3DIndexBufferImpl_PreLoad,
IWineD3DIndexBufferImpl_UnLoad,
IWineD3DIndexBufferImpl_GetType,
/* IWineD3DIndexBuffer */
IWineD3DIndexBufferImpl_Lock,
IWineD3DIndexBufferImpl_Unlock,
IWineD3DIndexBufferImpl_GetDesc
};