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occt/src/Voxel/Voxel_ROctBoolDS.cxx
abv d5f74e42d6 0024624: Lost word in license statement in source files 
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast
Wrong license statements corrected in several files.
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Copyright year updated in some files.
Obsolete documentation files removed from DrawResources.
2014-02-20 16:15:17 +04:00

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// Created on: 2008-09-01
// Created by: Vladislav ROMASHKO
// Copyright (c) 2008-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <Voxel_ROctBoolDS.ixx>
#include <Voxel_SplitData.hxx>
#include <stdlib.h>
static Standard_Byte gbits[8] = {1, 2, 4, 8, 16, 32, 64, 128};
static Standard_Byte gnbits[8] = {255-1, 255-2, 255-4, 255-8, 255-16, 255-32, 255-64, 255-128};
/* Data structure of the ROctBoolDS
SplitData: 1 byte (8 values)
(a) SplitData: 8 bytes (64 values)
(b) SplitData: 64 bytes (512 values)
(c) SplitData: ...
(d) SplitData: ...
*/
// Empty constructor
Voxel_ROctBoolDS::Voxel_ROctBoolDS():Voxel_DS()
{
}
// Constructor with intialization.
Voxel_ROctBoolDS::Voxel_ROctBoolDS(const Standard_Real x, const Standard_Real y, const Standard_Real z,
const Standard_Real xlen, const Standard_Real ylen, const Standard_Real zlen,
const Standard_Integer nbx, const Standard_Integer nby, const Standard_Integer nbz)
:Voxel_DS()
{
Init(x, y, z, xlen, ylen, zlen, nbx, nby, nbz);
}
// Initialization.
void Voxel_ROctBoolDS::Init(const Standard_Real x, const Standard_Real y, const Standard_Real z,
const Standard_Real xlen, const Standard_Real ylen, const Standard_Real zlen,
const Standard_Integer nbx, const Standard_Integer nby, const Standard_Integer nbz)
{
Destroy();
Voxel_DS::Init(x, y, z, xlen, ylen, zlen, nbx, nby, nbz);
if (!myNbX || !myNbY || !myNbZ)
return;
Standard_Integer nb_slices = RealToInt(ceil(myNbXY * myNbZ / 8.0));
myData = (Standard_Address) calloc(nb_slices, sizeof(Voxel_SplitData*));
}
// Destructor
void Voxel_ROctBoolDS::Destroy()
{
if (myData)
{
SetZero();
free((Voxel_SplitData**)myData);
myData = 0;
}
}
// A recursive method of deletion of data.
static void SetZeroSplitData(Voxel_SplitData* data)
{
// Values:
free((Standard_Byte*) data->GetValues());
data->GetValues() = 0;
if (data->GetSplitData())
{
SetZeroSplitData((Voxel_SplitData*) data->GetSplitData());
}
delete data;
}
void Voxel_ROctBoolDS::SetZero()
{
if (myData)
{
Standard_Integer ix = 0, nb_slices = RealToInt(ceil(myNbXY * myNbZ / 8.0));
for (; ix < nb_slices; ix++)
{
if (((Voxel_SplitData**)myData)[ix])
{
SetZeroSplitData((Voxel_SplitData*)((Voxel_SplitData**)myData)[ix]);
((Voxel_SplitData**)myData)[ix] = 0;
}
}
}
}
// Access to the boolean information attached to a particular voxel:
// Info: (ix >= 0 && ix < theNb_x), etc.
void Voxel_ROctBoolDS::Set(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz,
const Standard_Boolean data)
{
Standard_Integer ibit = ix + myNbX * iy + myNbXY * iz;
Standard_Integer islice = ibit >> 3;
if (!data && !((Voxel_SplitData**)myData)[islice])
return; // don't allocate a slice of data for setting a 0 value
// Allocate the slice if it is not done yet.
if (!((Voxel_SplitData**)myData)[islice])
{
((Voxel_SplitData**)myData)[islice] = (Voxel_SplitData*) new Voxel_SplitData;
// Values:
((Voxel_SplitData**)myData)[islice]->GetValues() =
(Standard_Byte*) calloc(1/*one byte: 8 1-bit values*/, sizeof(Standard_Byte));
// Sub-voxels:
((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData() = 0;
}
// Value
Standard_Byte value = *((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetValues());
// Position of data in the 8 bit-"value".
Standard_Integer shift = ibit - (islice << 3);
// Set data
if (data != ((value & gbits[shift]) ? Standard_True : Standard_False))
{
if (data)
value |= gbits[shift];
else
value &= gnbits[shift];
*((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetValues()) = value;
}
// Set the same value to sub-voxels.
if (((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())
{
// Get sub-value
Standard_Byte subvalue = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[shift];
// Set sub-value
if (subvalue != (data ? 255 : 0))
{
subvalue = data ? 255 : 0;
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[shift] = subvalue;
}
// Set the same value to sub-sub-voxels.
if (((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())
{
// Start index of 64-bit value (index of byte of sub-sub-voxel).
Standard_Integer ibyte2 = (shift << 3);
for (Standard_Integer ioct2 = 0; ioct2 < 8; ioct2++)
{
// Get sub-sub-value
Standard_Byte subsubvalue = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2 + ioct2];
// Set sub-sub-value
if (subsubvalue != (data ? 255 : 0))
{
subsubvalue = data ? 255 : 0;
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2 + ioct2] = subsubvalue;
}
}
}
}
}
void Voxel_ROctBoolDS::Set(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz,
const Standard_Integer ioct1, const Standard_Boolean data)
{
Standard_Integer ibit = ix + myNbX * iy + myNbXY * iz;
Standard_Integer islice = ibit >> 3;
if (!data && !((Voxel_SplitData**)myData)[islice])
return; // don't allocate a slice of data for setting a 0 value
// Allocate the slice if it is not done yet.
if (!((Voxel_SplitData**)myData)[islice])
{
((Voxel_SplitData**)myData)[islice] = (Voxel_SplitData*) new Voxel_SplitData;
// Values:
((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetValues() =
(Standard_Byte*) calloc(1/*one byte: 8 1-bit values*/, sizeof(Standard_Byte));
// Sub-voxels:
((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData() = 0;
}
// Check sub-voxels of the first level
if (!((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())
{
// Sub-voxels:
((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData() = (Voxel_SplitData*) new Voxel_SplitData;
// Value of sub-voxels:
((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues() =
(Standard_Byte*) calloc(8/*eight bytes: 8 sub-voxels for each voxel*/, sizeof(Standard_Byte));
// Set parent value
Standard_Byte parent_value = *((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetValues());
if (parent_value)
{
for (Standard_Integer shift = 0; shift < 8; shift++)
{
if ((parent_value & gbits[shift]) ? Standard_True : Standard_False)
{
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[shift] = 255;
}
else
{
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[shift] = 0;
}
}
}
// Sub-sub-voxels
((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData() = 0;
}
// Index of sub-voxel corresponding to ioct1: 8 voxels correspond to 64 sub-voxels.
Standard_Integer ibyte = ibit - (islice << 3);
// Value
Standard_Byte value = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[ibyte];
// Set data
if (data != ((value & gbits[ioct1]) ? Standard_True : Standard_False))
{
if (data)
value |= gbits[ioct1];
else
value &= gnbits[ioct1];
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[ibyte] = value;
}
// Set the same value to sub-voxels.
if (((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())
{
// Start index of 64-bit value (index of byte of sub-sub-voxel).
Standard_Integer ibyte2 = (ibyte << 3) + ioct1;
// Get sub-sub-value
Standard_Byte subsubvalue = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2];
// Set sub-sub-value
if (subsubvalue != (data ? 255 : 0))
{
subsubvalue = data ? 255 : 0;
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2] = subsubvalue;
}
}
}
void Voxel_ROctBoolDS::Set(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz,
const Standard_Integer ioct1, const Standard_Integer ioct2, const Standard_Boolean data)
{
Standard_Integer ibit = ix + myNbX * iy + myNbXY * iz;
Standard_Integer islice = ibit >> 3;
if (!data && !((Voxel_SplitData**)myData)[islice])
return; // don't allocate a slice of data for setting a 0 value
// Allocate the slice if it is not done yet.
if (!((Voxel_SplitData**)myData)[islice])
{
((Voxel_SplitData**)myData)[islice] = (Voxel_SplitData*) new Voxel_SplitData;
// Values:
((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetValues() =
(Standard_Byte*) calloc(1/*one byte: 8 1-bit values*/, sizeof(Standard_Byte));
// Sub-voxels:
((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData() = 0;
}
// Check sub-voxels of the first level
if (!((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())
{
// Sub-voxels:
((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData() = (Voxel_SplitData*) new Voxel_SplitData;
// Value of sub-voxels:
((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues() =
(Standard_Byte*) calloc(8/*eight bytes: 8 sub-voxels for each voxel*/, sizeof(Standard_Byte));
// Set parent value
Standard_Byte parent_value = *((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetValues());
if (parent_value)
{
for (Standard_Integer shift = 0; shift < 8; shift++)
{
if ((parent_value & gbits[shift]) ? Standard_True : Standard_False)
{
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[shift] = 255;
}
else
{
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[shift] = 0;
}
}
}
// Sub-sub-voxels
((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData() = 0;
}
// Check sub-voxels of the second level
if (!((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())
{
// Sub-voxels 2:
((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData() =
(Voxel_SplitData*) new Voxel_SplitData;
// Value of sub-voxels 2:
((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues() =
(Standard_Byte*) calloc(64/*sixty four bytes: 8 sub-voxels for each sub-voxel for each voxel*/,
sizeof(Standard_Byte));
// Set parent value
for (Standard_Integer ibyte1 = 0; ibyte1 < 8; ibyte1++)
{
Standard_Byte parent_value = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[ibyte1];
if (parent_value)
{
Standard_Integer ibyte2 = (ibyte1 << 3);
for (Standard_Integer shift = 0; shift < 8; shift++)
{
if ((parent_value & gbits[shift]) ? Standard_True : Standard_False)
{
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2 + shift] = 255;
}
else
{
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2 + shift] = 0;
}
}
}
}
// Sub-sub-sub-voxels
((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetSplitData() = 0;
}
// Index of sub-voxel corresponding to ioct1: 8 voxels correspond to 64 sub-voxels.
Standard_Integer ibyte1 = ibit - (islice << 3); // imdex of byte of 8-byte value (sub-voxel 1).
Standard_Integer ibyte2 = (ibyte1 << 3) + ioct1; // index of byte of 64-byte value (sub-voxel 2)
// Value
Standard_Byte value = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2];
// Set data
if (data != ((value & gbits[ioct2]) ? Standard_True : Standard_False))
{
if (data)
value |= gbits[ioct2];
else
value &= gnbits[ioct2];
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2] = value;
}
}
Standard_Boolean Voxel_ROctBoolDS::Get(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz) const
{
Standard_Integer ibit = ix + myNbX * iy + myNbXY * iz;
Standard_Integer islice = ibit >> 3;
// If the slice of data is not allocated, it means that its values are 0.
if (!((Voxel_SplitData**)myData)[islice])
return Standard_False;
// Value (byte)
Standard_Byte value = *((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetValues());
// Position of data in the 8 bit-"value".
Standard_Integer shift = ibit - (islice << 3);
return ((value & gbits[shift]) ? Standard_True : Standard_False);
}
Standard_Boolean Voxel_ROctBoolDS::Get(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz,
const Standard_Integer ioct1) const
{
Standard_Integer ibit = ix + myNbX * iy + myNbXY * iz;
Standard_Integer islice = ibit >> 3;
// If the slice of data is not allocated, it means that its values are 0.
if (!((Voxel_SplitData**)myData)[islice])
return Standard_False;
// If the voxel is not split, return the value of the voxel.
if (!((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())
return Get(ix, iy, iz);
// Index of sub-voxel corresponding to ioct1: 8 voxels correspond to 64 sub-voxels.
Standard_Integer ibyte = ibit - (islice << 3);
// Value
Standard_Byte value = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[ibyte];
return ((value & gbits[ioct1]) ? Standard_True : Standard_False);
}
Standard_Boolean Voxel_ROctBoolDS::Get(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz,
const Standard_Integer ioct1, const Standard_Integer ioct2) const
{
Standard_Integer ibit = ix + myNbX * iy + myNbXY * iz;
Standard_Integer islice = ibit >> 3;
// If the slice of data is not allocated, it means that its values are 0.
if (!((Voxel_SplitData**)myData)[islice])
return Standard_False;
// If the voxel is not split, return the value of the voxel.
if (!((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())
return Get(ix, iy, iz);
// If the split voxel (sub-voxel 1) is not split, return the value of the sub-voxel 1.
if (!((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())
return Get(ix, iy, iz, ioct1);
// Index of sub-voxel corresponding to ioct1: 8 voxels correspond to 64 sub-voxels.
Standard_Integer ibyte1 = ibit - (islice << 3); // index of byte of 8-byte value (sub-voxel 1).
Standard_Integer ibyte2 = (ibyte1 << 3) + ioct1; // index of byte of 64-byte value (sub-voxel 2)
// Value
Standard_Byte value = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2];
return ((value & gbits[ioct2]) ? Standard_True : Standard_False);
}
Standard_Boolean Voxel_ROctBoolDS::IsSplit(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz) const
{
Standard_Integer ibit = ix + myNbX * iy + myNbXY * iz;
Standard_Integer islice = ibit >> 3;
// If the voxel has no value, it is not split.
if (!((Voxel_SplitData**)myData)[islice])
return Standard_False;
// Check existence of sub-voxels
if (((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())
return Standard_True;
return Standard_False;
}
Standard_Integer Voxel_ROctBoolDS::Deepness(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz) const
{
Standard_Integer ibit = ix + myNbX * iy + myNbXY * iz;
Standard_Integer islice = ibit >> 3;
// If the voxel has no value, it is not split.
if (!((Voxel_SplitData**)myData)[islice])
return 0;
// Test deepness.
if (((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())
{
if (((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())
{
return 2;
}
else
{
return 1;
}
}
return 0;
}
void Voxel_ROctBoolDS::OptimizeMemory()
{
// Iterate the array of voxels checking coincidence of values of sub-voxels.
Standard_Integer islice = 0, nb_slices = RealToInt(ceil(myNbXY * myNbZ / 8.0));
for (; islice < nb_slices; islice++)
{
if (!((Voxel_SplitData**)myData)[islice])
continue;
if (((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())
{
Standard_Boolean suppress = Standard_False;
// Second level of sub-voxels
if (((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())
{
suppress = Standard_False;
Standard_Byte value1 = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[0];
if (value1 == 0 || value1 == 255)
{
suppress = Standard_True;
for (Standard_Integer ibyte2 = 1; ibyte2 < 64; ibyte2++)
{
Standard_Byte value2 = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData())->GetValues())[ibyte2];
if (value2 != value1)
{
suppress = Standard_False;
break;
}
}
}
if (suppress)
{
SetZeroSplitData((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData());
((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetSplitData() = 0;
// Set value to upper level
for (Standard_Integer ibyte1 = 0; ibyte1 < 8; ibyte1++)
{
((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[ibyte1] = value1;
}
}
else
{
// If we don't suppress sub-sub-voxels, we don't touch sub-voxels.
continue;
}
}
// First level of sub-voxels
suppress = Standard_False;
Standard_Byte value1 = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[0];
if (value1 == 0 || value1 == 255)
{
suppress = Standard_True;
for (Standard_Integer ibyte1 = 1; ibyte1 < 8; ibyte1++)
{
Standard_Byte value2 = ((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData())->GetValues())[ibyte1];
if (value2 != value1)
{
suppress = Standard_False;
break;
}
}
}
if (suppress)
{
SetZeroSplitData((Voxel_SplitData*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData());
((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetSplitData() = 0;
// Set value to upper level
*((Standard_Byte*)((Voxel_SplitData*)((Voxel_SplitData**)myData)[islice])->GetValues()) = value1;
}
}
}
}
void Voxel_ROctBoolDS::GetCenter(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz,
const Standard_Integer i,
Standard_Real& xc, Standard_Real& yc, Standard_Real& zc) const
{
xc = myX + ix * myDX;
yc = myY + iy * myDY;
zc = myZ + iz * myDZ;
switch (i)
{
case 0:
{
xc += 0.5 * myHalfDX;
yc += 0.5 * myHalfDY;
zc += 0.5 * myHalfDZ;
break;
}
case 1:
{
xc += 1.5 * myHalfDX;
yc += 0.5 * myHalfDY;
zc += 0.5 * myHalfDZ;
break;
}
case 2:
{
xc += 0.5 * myHalfDX;
yc += 1.5 * myHalfDY;
zc += 0.5 * myHalfDZ;
break;
}
case 3:
{
xc += 1.5 * myHalfDX;
yc += 1.5 * myHalfDY;
zc += 0.5 * myHalfDZ;
break;
}
case 4:
{
xc += 0.5 * myHalfDX;
yc += 0.5 * myHalfDY;
zc += 1.5 * myHalfDZ;
break;
}
case 5:
{
xc += 1.5 * myHalfDX;
yc += 0.5 * myHalfDY;
zc += 1.5 * myHalfDZ;
break;
}
case 6:
{
xc += 0.5 * myHalfDX;
yc += 1.5 * myHalfDY;
zc += 1.5 * myHalfDZ;
break;
}
case 7:
{
xc += 1.5 * myHalfDX;
yc += 1.5 * myHalfDY;
zc += 1.5 * myHalfDZ;
break;
}
}
}
void Voxel_ROctBoolDS::GetCenter(const Standard_Integer ix, const Standard_Integer iy, const Standard_Integer iz,
const Standard_Integer i, const Standard_Integer j,
Standard_Real& xc, Standard_Real& yc, Standard_Real& zc) const
{
xc = myX + ix * myDX;
yc = myY + iy * myDY;
zc = myZ + iz * myDZ;
switch (i)
{
case 0:
{
break;
}
case 1:
{
xc += myHalfDX;
break;
}
case 2:
{
yc += myHalfDY;
break;
}
case 3:
{
xc += myHalfDX;
yc += myHalfDY;
break;
}
case 4:
{
zc += myHalfDZ;
break;
}
case 5:
{
xc += myHalfDX;
zc += myHalfDZ;
break;
}
case 6:
{
yc += myHalfDY;
zc += myHalfDZ;
break;
}
case 7:
{
xc += myHalfDX;
yc += myHalfDY;
zc += myHalfDZ;
break;
}
}
switch (j)
{
case 0:
{
xc += 0.25 * myHalfDX;
yc += 0.25 * myHalfDY;
zc += 0.25 * myHalfDZ;
break;
}
case 1:
{
xc += 0.75 * myHalfDX;
yc += 0.25 * myHalfDY;
zc += 0.25 * myHalfDZ;
break;
}
case 2:
{
xc += 0.25 * myHalfDX;
yc += 0.75 * myHalfDY;
zc += 0.25 * myHalfDZ;
break;
}
case 3:
{
xc += 0.75 * myHalfDX;
yc += 0.75 * myHalfDY;
zc += 0.25 * myHalfDZ;
break;
}
case 4:
{
xc += 0.25 * myHalfDX;
yc += 0.25 * myHalfDY;
zc += 0.75 * myHalfDZ;
break;
}
case 5:
{
xc += 0.75 * myHalfDX;
yc += 0.25 * myHalfDY;
zc += 0.75 * myHalfDZ;
break;
}
case 6:
{
xc += 0.25 * myHalfDX;
yc += 0.75 * myHalfDY;
zc += 0.75 * myHalfDZ;
break;
}
case 7:
{
xc += 0.75 * myHalfDX;
yc += 0.75 * myHalfDY;
zc += 0.75 * myHalfDZ;
break;
}
}
}
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