Cloned library of VTK-5.0.0 with extra build files for internal package management.
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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkFixedPointVolumeRayCastHelper.h,v $
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME vtkFixedPointVolumeRayCastHelper - An abstract helper that generates images for the volume ray cast mapper
// .SECTION Description
// This is the abstract superclass of all helper classes for the
// vtkFixedPointVolumeRayCastMapper. This class should not be used directly.
//
// .SECTION see also
// vtkFixedPointVolumeRayCastMapper
#ifndef __vtkFixedPointVolumeRayCastHelper_h
#define __vtkFixedPointVolumeRayCastHelper_h
//BTX
#define VTKKWRCHelper_GetCellScalarValues( DATA, SCALE, SHIFT ) \
A = static_cast<unsigned int >(SCALE*(*(DATA ) + SHIFT)); \
B = static_cast<unsigned int >(SCALE*(*(DATA+Binc) + SHIFT)); \
C = static_cast<unsigned int >(SCALE*(*(DATA+Cinc) + SHIFT)); \
D = static_cast<unsigned int >(SCALE*(*(DATA+Dinc) + SHIFT)); \
E = static_cast<unsigned int >(SCALE*(*(DATA+Einc) + SHIFT)); \
F = static_cast<unsigned int >(SCALE*(*(DATA+Finc) + SHIFT)); \
G = static_cast<unsigned int >(SCALE*(*(DATA+Ginc) + SHIFT)); \
H = static_cast<unsigned int >(SCALE*(*(DATA+Hinc) + SHIFT))
//ETX
//BTX
#define VTKKWRCHelper_GetCellScalarValuesSimple( DATA ) \
A = static_cast<unsigned int >(*(DATA )); \
B = static_cast<unsigned int >(*(DATA+Binc)); \
C = static_cast<unsigned int >(*(DATA+Cinc)); \
D = static_cast<unsigned int >(*(DATA+Dinc)); \
E = static_cast<unsigned int >(*(DATA+Einc)); \
F = static_cast<unsigned int >(*(DATA+Finc)); \
G = static_cast<unsigned int >(*(DATA+Ginc)); \
H = static_cast<unsigned int >(*(DATA+Hinc))
//ETX
//BTX
#define VTKKWRCHelper_GetCellMagnitudeValues( ABCD, EFGH ) \
mA = static_cast<unsigned int >(*(ABCD )); \
mB = static_cast<unsigned int >(*(ABCD+mBFinc)); \
mC = static_cast<unsigned int >(*(ABCD+mCGinc)); \
mD = static_cast<unsigned int >(*(ABCD+mDHinc)); \
mE = static_cast<unsigned int >(*(EFGH )); \
mF = static_cast<unsigned int >(*(EFGH+mBFinc)); \
mG = static_cast<unsigned int >(*(EFGH+mCGinc)); \
mH = static_cast<unsigned int >(*(EFGH+mDHinc))
//ETX
//BTX
#define VTKKWRCHelper_GetCellDirectionValues( ABCD, EFGH ) \
normalA = static_cast<unsigned int >(*(ABCD )); \
normalB = static_cast<unsigned int >(*(ABCD+dBFinc)); \
normalC = static_cast<unsigned int >(*(ABCD+dCGinc)); \
normalD = static_cast<unsigned int >(*(ABCD+dDHinc)); \
normalE = static_cast<unsigned int >(*(EFGH )); \
normalF = static_cast<unsigned int >(*(EFGH+dBFinc)); \
normalG = static_cast<unsigned int >(*(EFGH+dCGinc)); \
normalH = static_cast<unsigned int >(*(EFGH+dDHinc));
//ETX
//BTX
#define VTKKWRCHelper_GetCellComponentScalarValues( DATA, CIDX, SCALE, SHIFT ) \
A[CIDX] = static_cast<unsigned int >(SCALE*(*(DATA ) + SHIFT)); \
B[CIDX] = static_cast<unsigned int >(SCALE*(*(DATA+Binc) + SHIFT)); \
C[CIDX] = static_cast<unsigned int >(SCALE*(*(DATA+Cinc) + SHIFT)); \
D[CIDX] = static_cast<unsigned int >(SCALE*(*(DATA+Dinc) + SHIFT)); \
E[CIDX] = static_cast<unsigned int >(SCALE*(*(DATA+Einc) + SHIFT)); \
F[CIDX] = static_cast<unsigned int >(SCALE*(*(DATA+Finc) + SHIFT)); \
G[CIDX] = static_cast<unsigned int >(SCALE*(*(DATA+Ginc) + SHIFT)); \
H[CIDX] = static_cast<unsigned int >(SCALE*(*(DATA+Hinc) + SHIFT))
//ETX
//BTX
#define VTKKWRCHelper_GetCellComponentMagnitudeValues( ABCD, EFGH, CIDX ) \
mA[CIDX] = static_cast<unsigned int >(*(ABCD )); \
mB[CIDX] = static_cast<unsigned int >(*(ABCD+mBFinc)); \
mC[CIDX] = static_cast<unsigned int >(*(ABCD+mCGinc)); \
mD[CIDX] = static_cast<unsigned int >(*(ABCD+mDHinc)); \
mE[CIDX] = static_cast<unsigned int >(*(EFGH )); \
mF[CIDX] = static_cast<unsigned int >(*(EFGH+mBFinc)); \
mG[CIDX] = static_cast<unsigned int >(*(EFGH+mCGinc)); \
mH[CIDX] = static_cast<unsigned int >(*(EFGH+mDHinc))
//ETX
//BTX
#define VTKKWRCHelper_GetCellComponentDirectionValues( ABCD, EFGH, CIDX ) \
normalA[CIDX] = static_cast<unsigned int >(*(ABCD )); \
normalB[CIDX] = static_cast<unsigned int >(*(ABCD+dBFinc)); \
normalC[CIDX] = static_cast<unsigned int >(*(ABCD+dCGinc)); \
normalD[CIDX] = static_cast<unsigned int >(*(ABCD+dDHinc)); \
normalE[CIDX] = static_cast<unsigned int >(*(EFGH )); \
normalF[CIDX] = static_cast<unsigned int >(*(EFGH+dBFinc)); \
normalG[CIDX] = static_cast<unsigned int >(*(EFGH+dCGinc)); \
normalH[CIDX] = static_cast<unsigned int >(*(EFGH+dDHinc));
//ETX
//BTX
#define VTKKWRCHelper_ComputeWeights( POS ) \
w2X = (POS[0]&VTKKW_FP_MASK); \
w2Y = (POS[1]&VTKKW_FP_MASK); \
w2Z = (POS[2]&VTKKW_FP_MASK); \
\
w1X = ((~w2X)&VTKKW_FP_MASK); \
w1Y = ((~w2Y)&VTKKW_FP_MASK); \
w1Z = ((~w2Z)&VTKKW_FP_MASK); \
\
w1Xw1Y = (0x4000+(w1X*w1Y))>>VTKKW_FP_SHIFT; \
w2Xw1Y = (0x4000+(w2X*w1Y))>>VTKKW_FP_SHIFT; \
w1Xw2Y = (0x4000+(w1X*w2Y))>>VTKKW_FP_SHIFT; \
w2Xw2Y = (0x4000+(w2X*w2Y))>>VTKKW_FP_SHIFT; \
//ETX
//BTX
#define VTKKWRCHelper_InterpolateScalar( VAL ) \
VAL = \
(0x7fff + ((A*((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(B*((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(C*((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(D*((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(E*((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(F*((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(G*((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(H*((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT;
//ETX
//BTX
#define VTKKWRCHelper_InterpolateMagnitude( VAL ) \
VAL = \
(0x7fff + ((mA*((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(mB*((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(mC*((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(mD*((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(mE*((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(mF*((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(mG*((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(mH*((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT;
//ETX
//BTX
#define VTKKWRCHelper_InterpolateScalarComponent( VAL, CIDX, COMPONENTS ) \
for ( CIDX = 0; CIDX < COMPONENTS; CIDX++ ) \
{ \
VAL[CIDX] = \
(0x7fff + ((A[CIDX]*((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(B[CIDX]*((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(C[CIDX]*((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(D[CIDX]*((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(E[CIDX]*((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(F[CIDX]*((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(G[CIDX]*((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(H[CIDX]*((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
} \
//ETX
//BTX
#define VTKKWRCHelper_InterpolateMagnitudeComponent( VAL, CIDX, COMPONENTS ) \
for ( CIDX = 0; CIDX < COMPONENTS; CIDX++ ) \
{ \
VAL[CIDX] = \
(0x7fff + ((mA[CIDX]*((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(mB[CIDX]*((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(mC[CIDX]*((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(mD[CIDX]*((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(mE[CIDX]*((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(mF[CIDX]*((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(mG[CIDX]*((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(mH[CIDX]*((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
}
//ETX
//BTX
#define VTKKWRCHelper_InterpolateShading( DTABLE, STABLE, COLOR ) \
unsigned int _tmpDColor[3]; \
unsigned int _tmpSColor[3]; \
\
_tmpDColor[0] = \
(0x7fff + ((DTABLE[3*normalA] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalB] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalC] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalD] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalE] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalF] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalG] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalH] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpDColor[1] = \
(0x7fff + ((DTABLE[3*normalA+1] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalB+1] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalC+1] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalD+1] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalE+1] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalF+1] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalG+1] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalH+1] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpDColor[2] = \
(0x7fff + ((DTABLE[3*normalA+2] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalB+2] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalC+2] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalD+2] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalE+2] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalF+2] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalG+2] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[3*normalH+2] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpSColor[0] = \
(0x7fff + ((STABLE[3*normalA] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalB] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalC] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalD] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalE] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalF] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalG] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalH] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpSColor[1] = \
(0x7fff + ((STABLE[3*normalA+1] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalB+1] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalC+1] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalD+1] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalE+1] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalF+1] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalG+1] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalH+1] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpSColor[2] = \
(0x7fff + ((STABLE[3*normalA+2] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalB+2] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalC+2] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalD+2] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalE+2] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalF+2] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalG+2] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[3*normalH+2] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
\
COLOR[0] = static_cast<unsigned short>((_tmpDColor[0]*COLOR[0]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[1] = static_cast<unsigned short>((_tmpDColor[1]*COLOR[1]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[2] = static_cast<unsigned short>((_tmpDColor[2]*COLOR[2]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[0] += (_tmpSColor[0]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT; \
COLOR[1] += (_tmpSColor[1]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT; \
COLOR[2] += (_tmpSColor[2]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT;
//ETX
//BTX
#define VTKKWRCHelper_InterpolateShadingComponent( DTABLE, STABLE, COLOR, CIDX ) \
unsigned int _tmpDColor[3]; \
unsigned int _tmpSColor[3]; \
\
_tmpDColor[0] = \
(0x7fff + ((DTABLE[CIDX][3*normalA[CIDX]] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalB[CIDX]] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalC[CIDX]] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalD[CIDX]] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalE[CIDX]] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalF[CIDX]] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalG[CIDX]] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalH[CIDX]] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpDColor[1] = \
(0x7fff + ((DTABLE[CIDX][3*normalA[CIDX]+1] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalB[CIDX]+1] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalC[CIDX]+1] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalD[CIDX]+1] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalE[CIDX]+1] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalF[CIDX]+1] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalG[CIDX]+1] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalH[CIDX]+1] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpDColor[2] = \
(0x7fff + ((DTABLE[CIDX][3*normalA[CIDX]+2] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalB[CIDX]+2] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalC[CIDX]+2] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalD[CIDX]+2] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalE[CIDX]+2] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalF[CIDX]+2] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalG[CIDX]+2] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(DTABLE[CIDX][3*normalH[CIDX]+2] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpSColor[0] = \
(0x7fff + ((STABLE[CIDX][3*normalA[CIDX]] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalB[CIDX]] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalC[CIDX]] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalD[CIDX]] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalE[CIDX]] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalF[CIDX]] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalG[CIDX]] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalH[CIDX]] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpSColor[1] = \
(0x7fff + ((STABLE[CIDX][3*normalA[CIDX]+1] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalB[CIDX]+1] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalC[CIDX]+1] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalD[CIDX]+1] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalE[CIDX]+1] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalF[CIDX]+1] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalG[CIDX]+1] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalH[CIDX]+1] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
_tmpSColor[2] = \
(0x7fff + ((STABLE[CIDX][3*normalA[CIDX]+2] * ((0x4000 + w1Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalB[CIDX]+2] * ((0x4000 + w2Xw1Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalC[CIDX]+2] * ((0x4000 + w1Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalD[CIDX]+2] * ((0x4000 + w2Xw2Y*w1Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalE[CIDX]+2] * ((0x4000 + w1Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalF[CIDX]+2] * ((0x4000 + w2Xw1Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalG[CIDX]+2] * ((0x4000 + w1Xw2Y*w2Z)>>VTKKW_FP_SHIFT)) + \
(STABLE[CIDX][3*normalH[CIDX]+2] * ((0x4000 + w2Xw2Y*w2Z)>>VTKKW_FP_SHIFT)))) >> VTKKW_FP_SHIFT; \
\
\
COLOR[0] = static_cast<unsigned short>((_tmpDColor[0]*COLOR[0]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[1] = static_cast<unsigned short>((_tmpDColor[1]*COLOR[1]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[2] = static_cast<unsigned short>((_tmpDColor[2]*COLOR[2]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[0] += (_tmpSColor[0]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT; \
COLOR[1] += (_tmpSColor[1]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT; \
COLOR[2] += (_tmpSColor[2]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT;
//ETX
//BTX
#define VTKKWRCHelper_LookupColorUS( COLORTABLE, SCALAROPACITYTABLE, IDX, COLOR ) \
COLOR[3] = SCALAROPACITYTABLE[IDX]; \
if ( !COLOR[3] ) {continue;} \
COLOR[0] = static_cast<unsigned short> \
((COLORTABLE[3*IDX ]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[1] = static_cast<unsigned short> \
((COLORTABLE[3*IDX+1]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[2] = static_cast<unsigned short> \
((COLORTABLE[3*IDX+2]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT));
//ETX
//BTX
#define VTKKWRCHelper_LookupColorMax( COLORTABLE, SCALAROPACITYTABLE, IDX, COLOR ) \
COLOR[3] = SCALAROPACITYTABLE[IDX]; \
COLOR[0] = static_cast<unsigned short> \
((COLORTABLE[3*IDX ]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[1] = static_cast<unsigned short> \
((COLORTABLE[3*IDX+1]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[2] = static_cast<unsigned short> \
((COLORTABLE[3*IDX+2]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT));
//ETX
//BTX
#define VTKKWRCHelper_LookupDependentColorUS( COLORTABLE, SCALAROPACITYTABLE, IDX, CMPS, COLOR ) \
{ \
unsigned short _alpha; \
switch ( CMPS ) \
{ \
case 2: \
_alpha = SCALAROPACITYTABLE[IDX[1]]; \
COLOR[0] = static_cast<unsigned short> \
((COLORTABLE[3*IDX[0] ]*_alpha + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[1] = static_cast<unsigned short> \
((COLORTABLE[3*IDX[0]+1]*_alpha + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[2] = static_cast<unsigned short> \
((COLORTABLE[3*IDX[0]+2]*_alpha + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[3] = _alpha; \
break; \
case 4: \
_alpha = SCALAROPACITYTABLE[IDX[3]]; \
COLOR[0] = static_cast<unsigned short>((IDX[0]*_alpha + 0x7f)>>8 ); \
COLOR[1] = static_cast<unsigned short>((IDX[1]*_alpha + 0x7f)>>8 ); \
COLOR[2] = static_cast<unsigned short>((IDX[2]*_alpha + 0x7f)>>8 ); \
COLOR[3] = _alpha; \
break; \
} \
}
//ETX
//BTX
#define VTKKWRCHelper_LookupColorGOUS( CTABLE, SOTABLE, GOTABLE, IDX, IDX2, COLOR ) \
COLOR[3] = (SOTABLE[IDX] * GOTABLE[IDX2] + 0x7fff)>>VTKKW_FP_SHIFT; \
if ( !COLOR[3] ) {continue;} \
COLOR[0] = static_cast<unsigned short> \
((CTABLE[3*IDX ]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[1] = static_cast<unsigned short> \
((CTABLE[3*IDX+1]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
COLOR[2] = static_cast<unsigned short> \
((CTABLE[3*IDX+2]*COLOR[3] + 0x7fff)>>(VTKKW_FP_SHIFT));
//ETX
//BTX
#define VTKKWRCHelper_LookupShading( DTABLE, STABLE, NORMAL, COLOR ) \
COLOR[0] = static_cast<unsigned short>((DTABLE[3*NORMAL ]*COLOR[0]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[1] = static_cast<unsigned short>((DTABLE[3*NORMAL+1]*COLOR[1]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[2] = static_cast<unsigned short>((DTABLE[3*NORMAL+2]*COLOR[2]+0x7fff)>>VTKKW_FP_SHIFT); \
COLOR[0] += (STABLE[3*NORMAL ]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT; \
COLOR[1] += (STABLE[3*NORMAL+1]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT; \
COLOR[2] += (STABLE[3*NORMAL+2]*COLOR[3] + 0x7fff)>>VTKKW_FP_SHIFT;
//ETX
//BTX
#define VTKKWRCHelper_LookupAndCombineIndependentColorsUS( COLORTABLE, SOTABLE, \
SCALAR, WEIGHTS, \
COMPONENTS, COLOR ) \
unsigned int _tmp[4] = {0,0,0,0}; \
unsigned short _alpha[4] = {0,0,0,0}; \
unsigned int _totalAlpha = 0; \
\
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
_alpha[_idx] = static_cast<unsigned short>(SOTABLE[_idx][SCALAR[_idx]]*WEIGHTS[_idx]); \
_totalAlpha += _alpha[_idx]; \
}} \
\
if ( !_totalAlpha ) {continue;} \
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
if ( _alpha[_idx] ) \
{ \
_tmp[0] += static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx] ])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[1] += static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+1])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[2] += static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+2])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[3] += ((_alpha[_idx]*_alpha[_idx])/_totalAlpha); \
} \
}} \
if ( !_tmp[3] ) {continue;} \
COLOR[0] = (_tmp[0]>32767)?(32767):(_tmp[0]); \
COLOR[1] = (_tmp[1]>32767)?(32767):(_tmp[1]); \
COLOR[2] = (_tmp[2]>32767)?(32767):(_tmp[2]); \
COLOR[3] = (_tmp[3]>32767)?(32767):(_tmp[3]);
//ETX
//BTX
#define VTKKWRCHelper_LookupAndCombineIndependentColorsMax( COLORTABLE, SCALAROPACITYTABLE, \
IDX, WEIGHTS, CMPS, COLOR ) \
{ \
unsigned int _tmp[4] = {0,0,0,0}; \
for ( int _idx = 0; _idx < CMPS; _idx++ ) \
{ \
unsigned short _alpha = static_cast<unsigned short>(SCALAROPACITYTABLE[_idx][IDX[_idx]]*WEIGHTS[_idx]); \
_tmp[0] += static_cast<unsigned short>(((COLORTABLE[_idx][3*IDX[_idx] ])*_alpha + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[1] += static_cast<unsigned short>(((COLORTABLE[_idx][3*IDX[_idx]+1])*_alpha + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[2] += static_cast<unsigned short>(((COLORTABLE[_idx][3*IDX[_idx]+2])*_alpha + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[3] += _alpha; \
} \
COLOR[0] = (_tmp[0]>32767)?(32767):(_tmp[0]); \
COLOR[1] = (_tmp[1]>32767)?(32767):(_tmp[1]); \
COLOR[2] = (_tmp[2]>32767)?(32767):(_tmp[2]); \
COLOR[3] = (_tmp[3]>32767)?(32767):(_tmp[3]); \
}
//ETX
//BTX
#define VTKKWRCHelper_LookupAndCombineIndependentColorsGOUS( COLORTABLE, SOTABLE, \
GOTABLE, \
SCALAR, MAG, WEIGHTS, \
COMPONENTS, COLOR ) \
unsigned int _tmp[4] = {0,0,0,0}; \
unsigned short _alpha[4] = {0,0,0,0}; \
unsigned int _totalAlpha = 0; \
\
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
_alpha[_idx] = static_cast<unsigned short>(SOTABLE[_idx][SCALAR[_idx]]*WEIGHTS[_idx]); \
if ( _alpha[_idx] ) \
{ \
_alpha[_idx] = static_cast<unsigned short>((_alpha[_idx]*GOTABLE[_idx][MAG[_idx]] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_totalAlpha += _alpha[_idx]; \
} \
}} \
\
if ( !_totalAlpha ) {continue;} \
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
if ( _alpha[_idx] ) \
{ \
_tmp[0] += static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx] ])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[1] += static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+1])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[2] += static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+2])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmp[3] += ((_alpha[_idx]*_alpha[_idx])/_totalAlpha); \
} \
}} \
if ( !_tmp[3] ) {continue;}; \
COLOR[0] = (_tmp[0]>32767)?(32767):(_tmp[0]); \
COLOR[1] = (_tmp[1]>32767)?(32767):(_tmp[1]); \
COLOR[2] = (_tmp[2]>32767)?(32767):(_tmp[2]); \
COLOR[3] = (_tmp[3]>32767)?(32767):(_tmp[3]);
//ETX
//BTX
#define VTKKWRCHelper_LookupAndCombineIndependentColorsShadeUS( COLORTABLE, SOTABLE, \
DTABLE, STABLE, \
SCALAR, NORMAL, WEIGHTS, \
COMPONENTS, COLOR ) \
unsigned int _tmp[4] = {0,0,0,0}; \
unsigned int _tmpC[3]; \
unsigned short _alpha[4] = {0,0,0,0}; \
unsigned int _totalAlpha = 0; \
\
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
_alpha[_idx] = static_cast<unsigned short>(SOTABLE[_idx][SCALAR[_idx]]*WEIGHTS[_idx]); \
_totalAlpha += _alpha[_idx]; \
}} \
\
if ( !_totalAlpha ) {continue;} \
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
if ( _alpha[_idx] ) \
{ \
_tmpC[0] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx] ])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[1] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+1])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[2] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+2])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[0] = static_cast<unsigned short>((DTABLE[_idx][3*NORMAL[_idx] ]*_tmpC[0]+0x7fff)>>VTKKW_FP_SHIFT); \
_tmpC[1] = static_cast<unsigned short>((DTABLE[_idx][3*NORMAL[_idx]+1]*_tmpC[1]+0x7fff)>>VTKKW_FP_SHIFT); \
_tmpC[2] = static_cast<unsigned short>((DTABLE[_idx][3*NORMAL[_idx]+2]*_tmpC[2]+0x7fff)>>VTKKW_FP_SHIFT); \
_tmpC[0] += (STABLE[_idx][3*NORMAL[_idx] ]*_alpha[_idx] + 0x7fff)>>VTKKW_FP_SHIFT; \
_tmpC[1] += (STABLE[_idx][3*NORMAL[_idx]+1]*_alpha[_idx] + 0x7fff)>>VTKKW_FP_SHIFT; \
_tmpC[2] += (STABLE[_idx][3*NORMAL[_idx]+2]*_alpha[_idx] + 0x7fff)>>VTKKW_FP_SHIFT; \
_tmp[0] += _tmpC[0]; \
_tmp[1] += _tmpC[1]; \
_tmp[2] += _tmpC[2]; \
_tmp[3] += ((_alpha[_idx]*_alpha[_idx])/_totalAlpha); \
} \
}} \
if ( !_tmp[3] ) {continue;} \
\
COLOR[0] = (_tmp[0]>32767)?(32767):(_tmp[0]); \
COLOR[1] = (_tmp[1]>32767)?(32767):(_tmp[1]); \
COLOR[2] = (_tmp[2]>32767)?(32767):(_tmp[2]); \
COLOR[3] = (_tmp[3]>32767)?(32767):(_tmp[3]);
//ETX
//BTX
#define VTKKWRCHelper_LookupAndCombineIndependentColorsInterpolateShadeUS( COLORTABLE, SOTABLE, \
DTABLE, STABLE, \
SCALAR, WEIGHTS, \
COMPONENTS, COLOR ) \
unsigned int _tmp[4] = {0,0,0,0}; \
unsigned int _tmpC[4]; \
unsigned short _alpha[4] = {0,0,0,0}; \
unsigned int _totalAlpha = 0; \
\
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
_alpha[_idx] = static_cast<unsigned short>(SOTABLE[_idx][SCALAR[_idx]]*WEIGHTS[_idx]); \
_totalAlpha += _alpha[_idx]; \
}} \
\
if ( !_totalAlpha ) {continue;} \
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
if ( _alpha[_idx] ) \
{ \
_tmpC[0] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx] ])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[1] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+1])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[2] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+2])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[3] = _alpha[_idx]; \
VTKKWRCHelper_InterpolateShadingComponent( DTABLE, STABLE, _tmpC, _idx ); \
_tmp[0] += _tmpC[0]; \
_tmp[1] += _tmpC[1]; \
_tmp[2] += _tmpC[2]; \
_tmp[3] += ((_alpha[_idx]*_alpha[_idx])/_totalAlpha); \
} \
}} \
if (!_tmp[3]) {continue;} \
COLOR[0] = (_tmp[0]>32767)?(32767):(_tmp[0]); \
COLOR[1] = (_tmp[1]>32767)?(32767):(_tmp[1]); \
COLOR[2] = (_tmp[2]>32767)?(32767):(_tmp[2]); \
COLOR[3] = (_tmp[3]>32767)?(32767):(_tmp[3]);
//ETX
//BTX
#define VTKKWRCHelper_CompositeColorAndCheckEarlyTermination( COLOR, TMP, REMAININGOPACITY ) \
COLOR[0] += (TMP[0]*REMAININGOPACITY+0x7fff)>>VTKKW_FP_SHIFT; \
COLOR[1] += (TMP[1]*REMAININGOPACITY+0x7fff)>>VTKKW_FP_SHIFT; \
COLOR[2] += (TMP[2]*REMAININGOPACITY+0x7fff)>>VTKKW_FP_SHIFT; \
REMAININGOPACITY = (REMAININGOPACITY*((~(TMP[3])&VTKKW_FP_MASK))+0x7fff)>>VTKKW_FP_SHIFT; \
if ( REMAININGOPACITY < 0xff ) \
{ \
break; \
}
//ETX
//BTX
#define VTKKWRCHelper_LookupAndCombineIndependentColorsGOShadeUS( COLORTABLE, SOTABLE, GOTABLE, \
DTABLE, STABLE, \
SCALAR, MAG, NORMAL, WEIGHTS, \
COMPONENTS, COLOR ) \
unsigned int _tmp[4] = {0,0,0,0}; \
unsigned int _tmpC[3]; \
unsigned short _alpha[4] = {0,0,0,0}; \
unsigned int _totalAlpha = 0; \
\
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
_alpha[_idx] = static_cast<unsigned short>(SOTABLE[_idx][SCALAR[_idx]]*WEIGHTS[_idx]); \
if ( _alpha[_idx] ) \
{ \
_alpha[_idx] = static_cast<unsigned short>((_alpha[_idx]*GOTABLE[_idx][MAG[_idx]] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_totalAlpha += _alpha[_idx]; \
} \
}} \
\
if ( !_totalAlpha ) {continue;} \
\
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
if ( _alpha[_idx] ) \
{ \
_tmpC[0] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx] ])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[1] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+1])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[2] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+2])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[0] = static_cast<unsigned short>((DTABLE[_idx][3*NORMAL[_idx] ]*_tmpC[0]+0x7fff)>>VTKKW_FP_SHIFT); \
_tmpC[1] = static_cast<unsigned short>((DTABLE[_idx][3*NORMAL[_idx]+1]*_tmpC[1]+0x7fff)>>VTKKW_FP_SHIFT); \
_tmpC[2] = static_cast<unsigned short>((DTABLE[_idx][3*NORMAL[_idx]+2]*_tmpC[2]+0x7fff)>>VTKKW_FP_SHIFT); \
_tmpC[0] += (STABLE[_idx][3*NORMAL[_idx] ]*_alpha[_idx] + 0x7fff)>>VTKKW_FP_SHIFT; \
_tmpC[1] += (STABLE[_idx][3*NORMAL[_idx]+1]*_alpha[_idx] + 0x7fff)>>VTKKW_FP_SHIFT; \
_tmpC[2] += (STABLE[_idx][3*NORMAL[_idx]+2]*_alpha[_idx] + 0x7fff)>>VTKKW_FP_SHIFT; \
_tmp[0] += _tmpC[0]; \
_tmp[1] += _tmpC[1]; \
_tmp[2] += _tmpC[2]; \
_tmp[3] += ((_alpha[_idx]*_alpha[_idx])/_totalAlpha); \
} \
}} \
if ( !_tmp[3] ) {continue;} \
COLOR[0] = (_tmp[0]>32767)?(32767):(_tmp[0]); \
COLOR[1] = (_tmp[1]>32767)?(32767):(_tmp[1]); \
COLOR[2] = (_tmp[2]>32767)?(32767):(_tmp[2]); \
COLOR[3] = (_tmp[3]>32767)?(32767):(_tmp[3]);
//ETX
//BTX
#define VTKKWRCHelper_LookupAndCombineIndependentColorsGOInterpolateShadeUS( COLORTABLE, SOTABLE, GOTABLE, \
DTABLE, STABLE, \
SCALAR, MAG, WEIGHTS, \
COMPONENTS, COLOR ) \
unsigned int _tmp[4] = {0,0,0,0}; \
unsigned int _tmpC[4]; \
unsigned short _alpha[4] = {0,0,0,0}; \
unsigned int _totalAlpha = 0; \
\
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
_alpha[_idx] = static_cast<unsigned short>(SOTABLE[_idx][SCALAR[_idx]]*WEIGHTS[_idx]); \
if ( _alpha[_idx] ) \
{ \
_alpha[_idx] = static_cast<unsigned short>((_alpha[_idx]*GOTABLE[_idx][MAG[_idx]] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_totalAlpha += _alpha[_idx]; \
} \
}} \
\
if ( !_totalAlpha ) {continue;} \
{for ( int _idx = 0; _idx < COMPONENTS; _idx++ ) \
{ \
if ( _alpha[_idx] ) \
{ \
_tmpC[0] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx] ])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[1] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+1])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[2] = static_cast<unsigned short>(((COLORTABLE[_idx][3*SCALAR[_idx]+2])*_alpha[_idx] + 0x7fff)>>(VTKKW_FP_SHIFT)); \
_tmpC[3] = _alpha[_idx]; \
VTKKWRCHelper_InterpolateShadingComponent( DTABLE, STABLE, _tmpC, _idx ); \
_tmp[0] += _tmpC[0]; \
_tmp[1] += _tmpC[1]; \
_tmp[2] += _tmpC[2]; \
_tmp[3] += ((_alpha[_idx]*_alpha[_idx])/_totalAlpha); \
} \
}} \
if ( !_tmp[3] ) {continue;} \
COLOR[0] = (_tmp[0]>32767)?(32767):(_tmp[0]); \
COLOR[1] = (_tmp[1]>32767)?(32767):(_tmp[1]); \
COLOR[2] = (_tmp[2]>32767)?(32767):(_tmp[2]); \
COLOR[3] = (_tmp[3]>32767)?(32767):(_tmp[3]);
//ETX
//BTX
#define VTKKWRCHelper_SetPixelColor( IMAGEPTR, COLOR, REMAININGOPACITY ) \
IMAGEPTR[0] = (COLOR[0]>32767)?(32767):(COLOR[0]); \
IMAGEPTR[1] = (COLOR[1]>32767)?(32767):(COLOR[1]); \
IMAGEPTR[2] = (COLOR[2]>32767)?(32767):(COLOR[2]); \
unsigned int tmpAlpha = (~REMAININGOPACITY)&VTKKW_FP_MASK; \
IMAGEPTR[3] = (tmpAlpha>32767)?(32767):(tmpAlpha);
//ETX
//BTX
#define VTKKWRCHelper_MoveToNextSampleNN() \
if ( k < numSteps-1 ) \
{ \
mapper->FixedPointIncrement( pos, dir ); \
mapper->ShiftVectorDown( pos, spos ); \
dptr = data + spos[0]*inc[0] + spos[1]*inc[1] + spos[2]*inc[2]; \
}
//ETX
//BTX
#define VTKKWRCHelper_MoveToNextSampleGONN() \
if ( k < numSteps-1 ) \
{ \
mapper->FixedPointIncrement( pos, dir ); \
mapper->ShiftVectorDown( pos, spos ); \
dptr = data + spos[0]*inc[0] + spos[1]*inc[1] + spos[2]*inc[2]; \
magPtr = gradientMag[spos[2]] + spos[0]*mInc[0] + spos[1]*mInc[1]; \
}
//ETX
//BTX
#define VTKKWRCHelper_MoveToNextSampleShadeNN() \
if ( k < numSteps-1 ) \
{ \
mapper->FixedPointIncrement( pos, dir ); \
mapper->ShiftVectorDown( pos, spos ); \
dptr = data + spos[0]*inc[0] + spos[1]*inc[1] + spos[2]*inc[2]; \
dirPtr = gradientDir[spos[2]] + spos[0]*dInc[0] + spos[1]*dInc[1]; \
}
//ETX
//BTX
#define VTKKWRCHelper_MoveToNextSampleGOShadeNN() \
if ( k < numSteps-1 ) \
{ \
mapper->FixedPointIncrement( pos, dir ); \
mapper->ShiftVectorDown( pos, spos ); \
dptr = data + spos[0]*inc[0] + spos[1]*inc[1] + spos[2]*inc[2]; \
magPtr = gradientMag[spos[2]] + spos[0]*mInc[0] + spos[1]*mInc[1]; \
dirPtr = gradientDir[spos[2]] + spos[0]*dInc[0] + spos[1]*dInc[1]; \
}
//ETX
//BTX
#define VTKKWRCHelper_InitializeVariables() \
int i, j; \
unsigned short *imagePtr; \
\
int imageInUseSize[2]; \
int imageMemorySize[2]; \
int imageViewportSize[2]; \
int imageOrigin[2]; \
int dim[3]; \
float shift[4]; \
float scale[4]; \
\
mapper->GetRayCastImage()->GetImageInUseSize(imageInUseSize); \
mapper->GetRayCastImage()->GetImageMemorySize(imageMemorySize); \
mapper->GetRayCastImage()->GetImageViewportSize(imageViewportSize); \
mapper->GetRayCastImage()->GetImageOrigin(imageOrigin); \
mapper->GetInput()->GetDimensions(dim); \
mapper->GetTableShift( shift ); \
mapper->GetTableScale( scale ); \
\
int *rowBounds = mapper->GetRowBounds(); \
unsigned short *image = mapper->GetRayCastImage()->GetImage(); \
vtkRenderWindow *renWin = mapper->GetRenderWindow(); \
int components = mapper->GetInput()->GetNumberOfScalarComponents(); \
int cropping = (mapper->GetCropping() && \
mapper->GetCroppingRegionFlags() != 0x2000 ); \
\
unsigned short *colorTable[4]; \
unsigned short *scalarOpacityTable[4]; \
\
int c; \
for ( c = 0; c < 4; c++ ) \
{ \
colorTable[c] = mapper->GetColorTable(c); \
(void)(colorTable[c]); \
scalarOpacityTable[c] = mapper->GetScalarOpacityTable(c); \
} \
\
unsigned int inc[3]; \
inc[0] = components; \
inc[1] = dim[0]*components; \
inc[2] = dim[0]*dim[1]*components;
//ETX
//BTX
#define VTKKWRCHelper_InitializeWeights() \
float weights[4]; \
weights[0] = vol->GetProperty()->GetComponentWeight(0); \
weights[1] = vol->GetProperty()->GetComponentWeight(1); \
weights[2] = vol->GetProperty()->GetComponentWeight(2); \
weights[3] = vol->GetProperty()->GetComponentWeight(3);
//ETX
//BTX
#define VTKKWRCHelper_InitializeVariablesGO() \
unsigned short *gradientOpacityTable[4]; \
for ( c = 0; c < 4; c++ ) \
{ \
gradientOpacityTable[c] = mapper->GetGradientOpacityTable(c); \
} \
unsigned char **gradientMag = mapper->GetGradientMagnitude(); \
\
unsigned int mInc[3]; \
if ( vol->GetProperty()->GetIndependentComponents() ) \
{ \
mInc[0] = inc[0]; \
mInc[1] = inc[1]; \
mInc[2] = inc[2]; \
} \
else \
{ \
mInc[0] = 1; \
mInc[1] = dim[0]; \
mInc[2] = dim[0]*dim[1]; \
}
//ETX
//BTX
#define VTKKWRCHelper_InitializeVariablesShade() \
unsigned short *diffuseShadingTable[4]; \
unsigned short *specularShadingTable[4]; \
for ( c = 0; c < 4; c++ ) \
{ \
diffuseShadingTable[c] = mapper->GetDiffuseShadingTable(c); \
specularShadingTable[c] = mapper->GetSpecularShadingTable(c); \
} \
unsigned short **gradientDir = mapper->GetGradientNormal(); \
unsigned int dInc[3]; \
if ( vol->GetProperty()->GetIndependentComponents() ) \
{ \
dInc[0] = inc[0]; \
dInc[1] = inc[1]; \
dInc[2] = inc[2]; \
} \
else \
{ \
dInc[0] = 1; \
dInc[1] = dim[0]; \
dInc[2] = dim[0]*dim[1]; \
}
//ETX
//BTX
#define VTKKWRCHelper_InitializeTrilinVariables() \
unsigned int Binc = components; \
unsigned int Cinc = dim[0]*components; \
unsigned int Dinc = dim[0]*components + components; \
unsigned int Einc = dim[0]*dim[1]*components; \
unsigned int Finc = dim[0]*dim[1]*components + components; \
unsigned int Ginc = dim[0]*dim[1]*components + dim[0]*components; \
unsigned int Hinc = dim[0]*dim[1]*components + dim[0]*components + components;
//ETX
//BTX
#define VTKKWRCHelper_InitializeTrilinVariablesGO() \
int magOffset; \
if ( vol->GetProperty()->GetIndependentComponents() ) \
{ \
magOffset = components; \
} \
else \
{ \
magOffset = 1; \
} \
\
unsigned int mBFinc = magOffset; \
unsigned int mCGinc = dim[0]*magOffset; \
unsigned int mDHinc = dim[0]*magOffset + magOffset;
//ETX
//BTX
#define VTKKWRCHelper_InitializeTrilinVariablesShade() \
int dirOffset; \
if ( vol->GetProperty()->GetIndependentComponents() ) \
{ \
dirOffset = components; \
} \
else \
{ \
dirOffset = 1; \
} \
\
unsigned int dBFinc = dirOffset; \
unsigned int dCGinc = dim[0]*dirOffset; \
unsigned int dDHinc = dim[0]*dirOffset + dirOffset;
//ETX
//BTX
#define VTKKWRCHelper_OuterInitialization() \
if ( j%threadCount != threadID ) \
{ \
continue; \
} \
if ( !threadID ) \
{ \
if ( renWin->CheckAbortStatus() ) \
{ \
break; \
} \
} \
else if ( renWin->GetAbortRender() ) \
{ \
break; \
} \
imagePtr = image + 4*(j*imageMemorySize[0] + rowBounds[j*2]);
//ETX
//BTX
#define VTKKWRCHelper_InnerInitialization() \
unsigned int numSteps; \
unsigned int pos[3]; \
unsigned int dir[3]; \
mapper->ComputeRayInfo( i, j, pos, dir, &numSteps ); \
if ( numSteps == 0 ) \
{ \
*(imagePtr ) = 0; \
*(imagePtr+1) = 0; \
*(imagePtr+2) = 0; \
*(imagePtr+3) = 0; \
imagePtr += 4; \
continue; \
} \
unsigned int spos[3]; \
unsigned int k;
//ETX
//BTX
#define VTKKWRCHelper_InitializeMIPOneNN() \
mapper->ShiftVectorDown( pos, spos ); \
T *dptr = data + spos[0]*inc[0] + spos[1]*inc[1] + spos[2]*inc[2]; \
T maxValue = *(dptr);
//ETX
//BTX
#define VTKKWRCHelper_InitializeMIPMultiNN() \
mapper->ShiftVectorDown( pos, spos ); \
T *dptr = data + spos[0]*inc[0] + spos[1]*inc[1] + spos[2]*inc[2]; \
T maxValue[4]; \
for ( c = 0; c < components; c++ ) \
{ \
maxValue[c] = *(dptr+c); \
}
//ETX
//BTX
#define VTKKWRCHelper_InitializeMIPOneTrilin() \
T *dptr; \
unsigned int oldSPos[3]; \
\
oldSPos[0] = (pos[0] >> VTKKW_FP_SHIFT) + 1; \
\
unsigned int w1X, w1Y, w1Z; \
unsigned int w2X, w2Y, w2Z; \
unsigned int w1Xw1Y, w2Xw1Y, w1Xw2Y, w2Xw2Y; \
\
unsigned short maxValue=0; \
unsigned short val; \
unsigned int A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0;
//ETX
//BTX
#define VTKKWRCHelper_InitializeMIPMultiTrilin() \
T *dptr; \
unsigned int oldSPos[3]; \
\
oldSPos[0] = (pos[0] >> VTKKW_FP_SHIFT) + 1; \
\
unsigned int w1X, w1Y, w1Z; \
unsigned int w2X, w2Y, w2Z; \
unsigned int w1Xw1Y, w2Xw1Y, w1Xw2Y, w2Xw2Y; \
\
unsigned short maxValue[4]; \
unsigned short val[4]; \
unsigned int A[4],B[4],C[4],D[4],E[4],F[4],G[4],H[4];
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeGONN() \
unsigned char *magPtr = gradientMag[spos[2]] + spos[0]*mInc[0] + spos[1]*mInc[1];
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeShadeNN() \
unsigned short *dirPtr = gradientDir[spos[2]] + spos[0]*dInc[0] + spos[1]*dInc[1];
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeOneNN() \
mapper->ShiftVectorDown( pos, spos ); \
T *dptr = data + spos[0]*inc[0] + spos[1]*inc[1] + spos[2]*inc[2]; \
unsigned int color[3] = {0,0,0}; \
unsigned short remainingOpacity = 0x7fff; \
unsigned short tmp[4];
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeMultiNN() \
mapper->ShiftVectorDown( pos, spos ); \
T *dptr = data + spos[0]*inc[0] + spos[1]*inc[1] + spos[2]*inc[2]; \
unsigned int color[3] = {0,0,0}; \
unsigned int remainingOpacity = 0x7fff; \
unsigned short tmp[4]; \
unsigned short val[4];
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeOneTrilin() \
T *dptr; \
unsigned int oldSPos[3]; \
\
oldSPos[0] = (pos[0] >> VTKKW_FP_SHIFT) + 1; \
\
unsigned int w1X, w1Y, w1Z; \
unsigned int w2X, w2Y, w2Z; \
unsigned int w1Xw1Y, w2Xw1Y, w1Xw2Y, w2Xw2Y; \
\
unsigned short val; \
unsigned int A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0; \
\
unsigned int color[3] = {0,0,0}; \
unsigned short remainingOpacity = 0x7fff; \
unsigned short tmp[4];
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeOneGOTrilin() \
unsigned char *magPtrABCD = 0, *magPtrEFGH = 0; \
unsigned short mag; \
unsigned int mA=0,mB=0,mC=0,mD=0,mE=0,mF=0,mG=0,mH=0;
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeOneShadeTrilin() \
unsigned short *dirPtrABCD = 0, *dirPtrEFGH = 0; \
unsigned int normalA=0,normalB=0,normalC=0,normalD=0; \
unsigned int normalE=0,normalF=0,normalG=0,normalH=0;
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeMultiTrilin() \
T *dptr; \
unsigned int oldSPos[3]; \
\
oldSPos[0] = (pos[0] >> VTKKW_FP_SHIFT) + 1; \
\
unsigned int w1X, w1Y, w1Z; \
unsigned int w2X, w2Y, w2Z; \
unsigned int w1Xw1Y, w2Xw1Y, w1Xw2Y, w2Xw2Y; \
\
unsigned short val[4]; \
unsigned int A[4],B[4],C[4],D[4],E[4],F[4],G[4],H[4]; \
\
unsigned int color[3] = {0,0,0}; \
unsigned short remainingOpacity = 0x7fff; \
unsigned short tmp[4];
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeMultiGOTrilin() \
unsigned char *magPtrABCD = 0, *magPtrEFGH = 0; \
unsigned short mag[4]; \
unsigned int mA[4],mB[4],mC[4],mD[4],mE[4],mF[4],mG[4],mH[4];
//ETX
//BTX
#define VTKKWRCHelper_InitializeCompositeMultiShadeTrilin() \
unsigned short *dirPtrABCD = 0, *dirPtrEFGH = 0; \
unsigned int normalA[4],normalB[4],normalC[4],normalD[4]; \
unsigned int normalE[4],normalF[4],normalG[4],normalH[4];
//ETX
//BTX
#define VTKKWRCHelper_InitializationAndLoopStartNN() \
VTKKWRCHelper_InitializeVariables(); \
for ( j = 0; j < imageInUseSize[1]; j++ ) \
{ \
VTKKWRCHelper_OuterInitialization(); \
for ( i = rowBounds[j*2]; i <= rowBounds[j*2+1]; i++ ) \
{ \
VTKKWRCHelper_InnerInitialization();
//ETX
//BTX
#define VTKKWRCHelper_InitializationAndLoopStartGONN() \
VTKKWRCHelper_InitializeVariables(); \
VTKKWRCHelper_InitializeVariablesGO(); \
for ( j = 0; j < imageInUseSize[1]; j++ ) \
{ \
VTKKWRCHelper_OuterInitialization(); \
for ( i = rowBounds[j*2]; i <= rowBounds[j*2+1]; i++ ) \
{ \
VTKKWRCHelper_InnerInitialization();
//ETX
//BTX
#define VTKKWRCHelper_InitializationAndLoopStartShadeNN() \
VTKKWRCHelper_InitializeVariables(); \
VTKKWRCHelper_InitializeVariablesShade(); \
for ( j = 0; j < imageInUseSize[1]; j++ ) \
{ \
VTKKWRCHelper_OuterInitialization(); \
for ( i = rowBounds[j*2]; i <= rowBounds[j*2+1]; i++ ) \
{ \
VTKKWRCHelper_InnerInitialization();
//ETX
//BTX
#define VTKKWRCHelper_InitializationAndLoopStartGOShadeNN() \
VTKKWRCHelper_InitializeVariables(); \
VTKKWRCHelper_InitializeVariablesGO(); \
VTKKWRCHelper_InitializeVariablesShade(); \
for ( j = 0; j < imageInUseSize[1]; j++ ) \
{ \
VTKKWRCHelper_OuterInitialization(); \
for ( i = rowBounds[j*2]; i <= rowBounds[j*2+1]; i++ ) \
{ \
VTKKWRCHelper_InnerInitialization();
//ETX
//BTX
#define VTKKWRCHelper_InitializationAndLoopStartTrilin() \
VTKKWRCHelper_InitializeVariables(); \
VTKKWRCHelper_InitializeTrilinVariables(); \
for ( j = 0; j < imageInUseSize[1]; j++ ) \
{ \
VTKKWRCHelper_OuterInitialization(); \
for ( i = rowBounds[j*2]; i <= rowBounds[j*2+1]; i++ ) \
{ \
VTKKWRCHelper_InnerInitialization();
//ETX
//BTX
#define VTKKWRCHelper_InitializationAndLoopStartGOTrilin() \
VTKKWRCHelper_InitializeVariables(); \
VTKKWRCHelper_InitializeVariablesGO(); \
VTKKWRCHelper_InitializeTrilinVariables(); \
VTKKWRCHelper_InitializeTrilinVariablesGO(); \
for ( j = 0; j < imageInUseSize[1]; j++ ) \
{ \
VTKKWRCHelper_OuterInitialization(); \
for ( i = rowBounds[j*2]; i <= rowBounds[j*2+1]; i++ ) \
{ \
VTKKWRCHelper_InnerInitialization();
//ETX
//BTX
#define VTKKWRCHelper_InitializationAndLoopStartShadeTrilin() \
VTKKWRCHelper_InitializeVariables(); \
VTKKWRCHelper_InitializeVariablesShade(); \
VTKKWRCHelper_InitializeTrilinVariables(); \
VTKKWRCHelper_InitializeTrilinVariablesShade(); \
for ( j = 0; j < imageInUseSize[1]; j++ ) \
{ \
VTKKWRCHelper_OuterInitialization(); \
for ( i = rowBounds[j*2]; i <= rowBounds[j*2+1]; i++ ) \
{ \
VTKKWRCHelper_InnerInitialization();
//ETX
//BTX
#define VTKKWRCHelper_InitializationAndLoopStartGOShadeTrilin() \
VTKKWRCHelper_InitializeVariables(); \
VTKKWRCHelper_InitializeVariablesShade(); \
VTKKWRCHelper_InitializeVariablesGO(); \
VTKKWRCHelper_InitializeTrilinVariables(); \
VTKKWRCHelper_InitializeTrilinVariablesShade(); \
VTKKWRCHelper_InitializeTrilinVariablesGO(); \
for ( j = 0; j < imageInUseSize[1]; j++ ) \
{ \
VTKKWRCHelper_OuterInitialization(); \
for ( i = rowBounds[j*2]; i <= rowBounds[j*2+1]; i++ ) \
{ \
VTKKWRCHelper_InnerInitialization();
//ETX
//BTX
#define VTKKWRCHelper_IncrementAndLoopEnd() \
imagePtr+=4; \
} \
if ( j%32 == 31 ) \
{ \
float fargs[1]; \
fargs[0] = static_cast<float>(j)/static_cast<float>(imageInUseSize[1]-1); \
mapper->InvokeEvent( vtkCommand::ProgressEvent, fargs ); \
} \
}
//ETX
//BTX
#define VTKKWRCHelper_CroppingCheckTrilin( POS ) \
if ( cropping ) \
{ \
if ( mapper->CheckIfCropped( POS ) ) \
{ \
continue; \
} \
}
//ETX
//BTX
#define VTKKWRCHelper_CroppingCheckNN( POS ) \
if ( cropping ) \
{ \
if ( mapper->CheckIfCropped( POS ) ) \
{ \
continue; \
} \
}
//ETX
//BTX
#define VTKKWRCHelper_SpaceLeapSetup() \
unsigned int mmpos[3]; \
mmpos[0] = (pos[0] >> VTKKW_FPMM_SHIFT) + 1; \
mmpos[1] = 0; \
mmpos[2] = 0; \
int mmvalid = 0;
//ETX
//BTX
#define VTKKWRCHelper_SpaceLeapSetupMulti() \
unsigned int mmpos[3]; \
mmpos[0] = (pos[0] >> VTKKW_FPMM_SHIFT) + 1; \
mmpos[1] = 0; \
mmpos[2] = 0; \
int mmvalid[4] = {0,0,0,0};
//ETX
//BTX
#define VTKKWRCHelper_SpaceLeapCheck() \
if ( pos[0] >> VTKKW_FPMM_SHIFT != mmpos[0] || \
pos[1] >> VTKKW_FPMM_SHIFT != mmpos[1] || \
pos[2] >> VTKKW_FPMM_SHIFT != mmpos[2] ) \
{ \
mmpos[0] = pos[0] >> VTKKW_FPMM_SHIFT; \
mmpos[1] = pos[1] >> VTKKW_FPMM_SHIFT; \
mmpos[2] = pos[2] >> VTKKW_FPMM_SHIFT; \
mmvalid = mapper->CheckMinMaxVolumeFlag( mmpos, 0 ); \
} \
\
if ( !mmvalid ) \
{ \
continue; \
}
//ETX
//BTX
#define VTKKWRCHelper_MIPSpaceLeapCheck( MAXIDX, MAXIDXDEF ) \
if ( pos[0] >> VTKKW_FPMM_SHIFT != mmpos[0] || \
pos[1] >> VTKKW_FPMM_SHIFT != mmpos[1] || \
pos[2] >> VTKKW_FPMM_SHIFT != mmpos[2] ) \
{ \
mmpos[0] = pos[0] >> VTKKW_FPMM_SHIFT; \
mmpos[1] = pos[1] >> VTKKW_FPMM_SHIFT; \
mmpos[2] = pos[2] >> VTKKW_FPMM_SHIFT; \
mmvalid = (MAXIDXDEF)? \
(mapper->CheckMIPMinMaxVolumeFlag( mmpos, 0, MAXIDX )):(1); \
} \
\
if ( !mmvalid ) \
{ \
continue; \
}
//ETX
//BTX
#define VTKKWRCHelper_MIPSpaceLeapPopulateMulti( MAXIDX ) \
if ( pos[0] >> VTKKW_FPMM_SHIFT != mmpos[0] || \
pos[1] >> VTKKW_FPMM_SHIFT != mmpos[1] || \
pos[2] >> VTKKW_FPMM_SHIFT != mmpos[2] ) \
{ \
mmpos[0] = pos[0] >> VTKKW_FPMM_SHIFT; \
mmpos[1] = pos[1] >> VTKKW_FPMM_SHIFT; \
mmpos[2] = pos[2] >> VTKKW_FPMM_SHIFT; \
for ( c = 0; c < components; c++ ) \
{ \
mmvalid[c] = mapper->CheckMIPMinMaxVolumeFlag( mmpos, c, MAXIDX[c] ); \
} \
}
//ETX
//BTX
#define VTKKWRCHelper_MIPSpaceLeapCheckMulti( COMP ) mmvalid[COMP]
//ETX
#include "vtkObject.h"
class vtkFixedPointVolumeRayCastMapper;
class vtkVolume;
class VTK_VOLUMERENDERING_EXPORT vtkFixedPointVolumeRayCastHelper : public vtkObject
{
public:
static vtkFixedPointVolumeRayCastHelper *New();
vtkTypeRevisionMacro(vtkFixedPointVolumeRayCastHelper,vtkObject);
void PrintSelf( ostream& os, vtkIndent indent );
virtual void GenerateImage( int,
int,
vtkVolume *,
vtkFixedPointVolumeRayCastMapper *) {}
protected:
vtkFixedPointVolumeRayCastHelper();
~vtkFixedPointVolumeRayCastHelper();
private:
vtkFixedPointVolumeRayCastHelper(const vtkFixedPointVolumeRayCastHelper&); // Not implemented.
void operator=(const vtkFixedPointVolumeRayCastHelper&); // Not implemented.
};
#endif