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