// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "Direct3DVolumeTexture9.hpp"
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#include "Direct3DVolume9.hpp"
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#include "Direct3DDevice9.hpp"
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#include "Resource.hpp"
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#include "Debug.hpp"
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#include <assert.h>
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namespace D3D9
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{
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Direct3DVolumeTexture9::Direct3DVolumeTexture9(Direct3DDevice9 *device, unsigned int width, unsigned int height, unsigned int depth, unsigned int levels, unsigned long usage, D3DFORMAT format, D3DPOOL pool) : Direct3DBaseTexture9(device, D3DRTYPE_VOLUMETEXTURE, format, pool, levels, usage), width(width), height(height), depth(depth)
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{
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if(levels == 0)
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{
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this->levels = sw::log2(sw::max((int)width, (int)height, (int)depth, 1)) + 1;
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}
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for(unsigned int level = 0; level < sw::MIPMAP_LEVELS; level++)
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{
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if(level < this->levels)
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{
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volumeLevel[level] = new Direct3DVolume9(device, this, width, height, depth, format, pool, usage);
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volumeLevel[level]->bind();
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}
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else
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{
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volumeLevel[level] = 0;
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}
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width = sw::max(1, (int)width / 2);
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height = sw::max(1, (int)height / 2);
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depth = sw::max(1, (int)depth / 2);
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}
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}
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Direct3DVolumeTexture9::~Direct3DVolumeTexture9()
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{
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for(int level = 0; level < sw::MIPMAP_LEVELS; level++)
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{
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if(volumeLevel[level])
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{
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volumeLevel[level]->unbind();
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volumeLevel[level] = 0;
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}
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}
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}
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long Direct3DVolumeTexture9::QueryInterface(const IID &iid, void **object)
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{
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CriticalSection cs(device);
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TRACE("");
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if(iid == IID_IDirect3DVolumeTexture9 ||
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iid == IID_IDirect3DBaseTexture9 ||
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iid == IID_IDirect3DResource9 ||
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iid == IID_IUnknown)
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{
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AddRef();
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*object = this;
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return S_OK;
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}
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*object = 0;
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return NOINTERFACE(iid);
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}
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unsigned long Direct3DVolumeTexture9::AddRef()
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{
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TRACE("");
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return Direct3DBaseTexture9::AddRef();
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}
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unsigned long Direct3DVolumeTexture9::Release()
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{
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TRACE("");
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return Direct3DBaseTexture9::Release();
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}
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long Direct3DVolumeTexture9::FreePrivateData(const GUID &guid)
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::FreePrivateData(guid);
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}
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long Direct3DVolumeTexture9::GetPrivateData(const GUID &guid, void *data, unsigned long *size)
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::GetPrivateData(guid, data, size);
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}
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void Direct3DVolumeTexture9::PreLoad()
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{
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CriticalSection cs(device);
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TRACE("");
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Direct3DBaseTexture9::PreLoad();
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}
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long Direct3DVolumeTexture9::SetPrivateData(const GUID &guid, const void *data, unsigned long size, unsigned long flags)
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::SetPrivateData(guid, data, size, flags);
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}
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long Direct3DVolumeTexture9::GetDevice(IDirect3DDevice9 **device)
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{
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CriticalSection(this->device);
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TRACE("");
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return Direct3DBaseTexture9::GetDevice(device);
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}
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unsigned long Direct3DVolumeTexture9::SetPriority(unsigned long newPriority)
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::SetPriority(newPriority);
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}
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unsigned long Direct3DVolumeTexture9::GetPriority()
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::GetPriority();
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}
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D3DRESOURCETYPE Direct3DVolumeTexture9::GetType()
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::GetType();
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}
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void Direct3DVolumeTexture9::GenerateMipSubLevels()
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{
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CriticalSection cs(device);
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TRACE("");
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if(!(usage & D3DUSAGE_AUTOGENMIPMAP) || !volumeLevel[0]->hasDirtyContents())
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{
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return;
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}
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resource->lock(sw::PUBLIC);
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for(unsigned int i = 0; i < levels - 1; i++)
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{
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Direct3DVolume9 *source = volumeLevel[i];
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Direct3DVolume9 *dest = volumeLevel[i + 1];
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source->lockInternal(0, 0, 0, sw::LOCK_READONLY, sw::PUBLIC);
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dest->lockInternal(0, 0, 0, sw::LOCK_DISCARD, sw::PUBLIC);
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int sWidth = source->getWidth();
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int sHeight = source->getHeight();
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int sDepth = source->getDepth();
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int dWidth = dest->getWidth();
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int dHeight = dest->getHeight();
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int dDepth = dest->getDepth();
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D3DTEXTUREFILTERTYPE filter = GetAutoGenFilterType();
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float w = (float)sWidth / (float)dWidth;
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float h = (float)sHeight / (float)dHeight;
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float d = (float)sDepth / (float)dDepth;
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float z = 0.5f * d;
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for(int k = 0; k < dDepth; k++)
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{
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float y = 0.5f * h;
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for(int j = 0; j < dHeight; j++)
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{
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float x = 0.5f * w;
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for(int i = 0; i < dWidth; i++)
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{
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dest->copyInternal(source, i, j, k, x, y, z, filter > D3DTEXF_POINT);
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x += w;
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}
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y += h;
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}
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z += d;
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}
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source->unlockInternal();
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dest->unlockInternal();
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}
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volumeLevel[0]->markContentsClean();
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resource->unlock();
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}
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D3DTEXTUREFILTERTYPE Direct3DVolumeTexture9::GetAutoGenFilterType()
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::GetAutoGenFilterType();
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}
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unsigned long Direct3DVolumeTexture9::GetLevelCount()
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::GetLevelCount();
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}
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unsigned long Direct3DVolumeTexture9::GetLOD()
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::GetLOD();
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}
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long Direct3DVolumeTexture9::SetAutoGenFilterType(D3DTEXTUREFILTERTYPE filterType)
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::SetAutoGenFilterType(filterType);
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}
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unsigned long Direct3DVolumeTexture9::SetLOD(unsigned long newLOD)
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{
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CriticalSection cs(device);
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TRACE("");
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return Direct3DBaseTexture9::SetLOD(newLOD);
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}
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long Direct3DVolumeTexture9::GetVolumeLevel(unsigned int level, IDirect3DVolume9 **volume)
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{
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CriticalSection cs(device);
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TRACE("");
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*volume = 0;
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if(level >= GetLevelCount() || !volumeLevel[level])
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{
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return INVALIDCALL();
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}
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volumeLevel[level]->AddRef();
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*volume = volumeLevel[level];
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return D3D_OK;
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}
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long Direct3DVolumeTexture9::LockBox(unsigned int level, D3DLOCKED_BOX *lockedVolume, const D3DBOX *box, unsigned long flags)
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{
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CriticalSection cs(device);
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TRACE("");
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if(!lockedVolume || level >= GetLevelCount() || !volumeLevel[level])
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{
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return INVALIDCALL();
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}
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return volumeLevel[level]->LockBox(lockedVolume, box, flags);
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}
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long Direct3DVolumeTexture9::UnlockBox(unsigned int level)
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{
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CriticalSection cs(device);
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TRACE("");
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if(level >= GetLevelCount() || !volumeLevel[level])
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{
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return INVALIDCALL();
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}
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return volumeLevel[level]->UnlockBox();
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}
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long Direct3DVolumeTexture9::AddDirtyBox(const D3DBOX *dirtyBox)
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{
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CriticalSection cs(device);
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TRACE("");
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// UNIMPLEMENTED();
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return D3D_OK;
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}
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long Direct3DVolumeTexture9::GetLevelDesc(unsigned int level, D3DVOLUME_DESC *description)
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{
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CriticalSection cs(device);
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TRACE("");
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if(!description || level >= GetLevelCount() || !volumeLevel[level])
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{
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return INVALIDCALL();
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}
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return volumeLevel[level]->GetDesc(description);
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}
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Direct3DVolume9 *Direct3DVolumeTexture9::getInternalVolumeLevel(unsigned int level)
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{
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return volumeLevel[level];
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}
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}
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