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/*=========================================================================
Program: Visualization Toolkit
Module: vtkFixedPointVolumeRayCastHelper.h
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.
=========================================================================*/
/**
* @class vtkFixedPointVolumeRayCastHelper
* @brief An abstract helper that generates images for the volume ray cast mapper
*
* This is the abstract superclass of all helper classes for the
* vtkFixedPointVolumeRayCastMapper. This class should not be used directly.
*
* @sa
* vtkFixedPointVolumeRayCastMapper
*/
#ifndef vtkFixedPointVolumeRayCastHelper_h
#define vtkFixedPointVolumeRayCastHelper_h
#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))
#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))
#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))
#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));
#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))
#define VTKKWRCHelper_GetCellComponentRawScalarValues(DATA, CIDX) \
A[CIDX] = static_cast<unsigned int>((*(DATA))); \
B[CIDX] = static_cast<unsigned int>((*(DATA + Binc))); \
C[CIDX] = static_cast<unsigned int>((*(DATA + Cinc))); \
D[CIDX] = static_cast<unsigned int>((*(DATA + Dinc))); \
E[CIDX] = static_cast<unsigned int>((*(DATA + Einc))); \
F[CIDX] = static_cast<unsigned int>((*(DATA + Finc))); \
G[CIDX] = static_cast<unsigned int>((*(DATA + Ginc))); \
H[CIDX] = static_cast<unsigned int>((*(DATA + Hinc)))
#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))
#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));
#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;
#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;
#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;
#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; \
}
#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; \
}
#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;
#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;
#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));
#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));
#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; \
} \
}
#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));
#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;
#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]);
#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]); \
}
#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; \
COMPONENTS = (COMPONENTS < 4) ? COMPONENTS : 4; \
{ \
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]);
#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]);
#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]);
#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; \
}
#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]);
#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]);
#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);
#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]; \
}
#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]; \
}
#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]; \
}
#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]; \
}
#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); \
\
components = (components < 4) ? components : 4; \
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); \
} \
\
vtkIdType inc[3]; \
inc[0] = components; \
inc[1] = inc[0] * dim[0]; \
inc[2] = inc[1] * dim[1];
#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);
#define VTKKWRCHelper_InitializeVariablesGO() \
unsigned short* gradientOpacityTable[4]; \
for (c = 0; c < 4; c++) \
{ \
gradientOpacityTable[c] = mapper->GetGradientOpacityTable(c); \
} \
unsigned char** gradientMag = mapper->GetGradientMagnitude(); \
\
vtkIdType mInc[3]; \
if (vol->GetProperty()->GetIndependentComponents()) \
{ \
mInc[0] = inc[0]; \
mInc[1] = inc[1]; \
mInc[2] = inc[2]; \
} \
else \
{ \
mInc[0] = 1; \
mInc[1] = mInc[0] * dim[0]; \
mInc[2] = mInc[1] * dim[1]; \
}
#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(); \
vtkIdType dInc[3]; \
if (vol->GetProperty()->GetIndependentComponents()) \
{ \
dInc[0] = inc[0]; \
dInc[1] = inc[1]; \
dInc[2] = inc[2]; \
} \
else \
{ \
dInc[0] = 1; \
dInc[1] = dInc[0] * dim[0]; \
dInc[2] = dInc[1] * dim[1]; \
}
#define VTKKWRCHelper_InitializeTrilinVariables() \
vtkIdType Binc = components; \
vtkIdType Cinc = Binc * dim[0]; \
vtkIdType Dinc = Cinc + Binc; \
vtkIdType Einc = Cinc * dim[1]; \
vtkIdType Finc = Einc + Binc; \
vtkIdType Ginc = Einc + Cinc; \
vtkIdType Hinc = Ginc + Binc;
#define VTKKWRCHelper_InitializeTrilinVariablesGO() \
vtkIdType magOffset; \
if (vol->GetProperty()->GetIndependentComponents()) \
{ \
magOffset = components; \
} \
else \
{ \
magOffset = 1; \
} \
\
vtkIdType mBFinc = magOffset; \
vtkIdType mCGinc = dim[0] * magOffset; \
vtkIdType mDHinc = dim[0] * magOffset + magOffset;
#define VTKKWRCHelper_InitializeTrilinVariablesShade() \
vtkIdType dirOffset; \
if (vol->GetProperty()->GetIndependentComponents()) \
{ \
dirOffset = components; \
} \
else \
{ \
dirOffset = 1; \
} \
\
vtkIdType dBFinc = dirOffset; \
vtkIdType dCGinc = dim[0] * dirOffset; \
vtkIdType dDHinc = dim[0] * dirOffset + dirOffset;
#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]);
#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;
#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);
#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); \
}
#define VTKKWRCHelper_InitializeMIPOneTrilin() \
T* dptr; \
unsigned int oldSPos[3]; \
\
oldSPos[0] = (pos[0] >> VTKKW_FP_SHIFT) + 1; \
oldSPos[1] = 0; \
oldSPos[2] = 0; \
\
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;
#define VTKKWRCHelper_InitializeMIPMultiTrilin() \
T* dptr; \
unsigned int oldSPos[3]; \
\
oldSPos[0] = (pos[0] >> VTKKW_FP_SHIFT) + 1; \
oldSPos[1] = 0; \
oldSPos[2] = 0; \
\
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] = {};
#define VTKKWRCHelper_InitializeCompositeGONN() \
unsigned char* magPtr = gradientMag[spos[2]] + spos[0] * mInc[0] + spos[1] * mInc[1];
#define VTKKWRCHelper_InitializeCompositeShadeNN() \
unsigned short* dirPtr = gradientDir[spos[2]] + spos[0] * dInc[0] + spos[1] * dInc[1];
#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];
#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] = {};
#define VTKKWRCHelper_InitializeCompositeOneTrilin() \
T* dptr; \
unsigned int oldSPos[3]; \
\
oldSPos[0] = (pos[0] >> VTKKW_FP_SHIFT) + 1; \
oldSPos[1] = 0; \
oldSPos[2] = 0; \
\
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];
#define VTKKWRCHelper_InitializeCompositeOneGOTrilin() \
unsigned char *magPtrABCD = nullptr, *magPtrEFGH = nullptr; \
unsigned short mag; \
unsigned int mA = 0, mB = 0, mC = 0, mD = 0, mE = 0, mF = 0, mG = 0, mH = 0;
#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;
#define VTKKWRCHelper_InitializeCompositeMultiTrilin() \
T* dptr; \
unsigned int oldSPos[3]; \
\
oldSPos[0] = (pos[0] >> VTKKW_FP_SHIFT) + 1; \
oldSPos[1] = 0; \
oldSPos[2] = 0; \
\
unsigned int w1X, w1Y, w1Z; \
unsigned int w2X, w2Y, w2Z; \
unsigned int w1Xw1Y, w2Xw1Y, w1Xw2Y, w2Xw2Y; \
\
unsigned short val[4] = { 0, 0, 0, 0 }; \
unsigned int A[4] = { 0, 0, 0, 0 }; \
unsigned int B[4] = { 0, 0, 0, 0 }; \
unsigned int C[4] = { 0, 0, 0, 0 }; \
unsigned int D[4] = { 0, 0, 0, 0 }; \
unsigned int E[4] = { 0, 0, 0, 0 }; \
unsigned int F[4] = { 0, 0, 0, 0 }; \
unsigned int G[4] = { 0, 0, 0, 0 }; \
unsigned int H[4] = { 0, 0, 0, 0 }; \
\
unsigned int color[3] = { 0, 0, 0 }; \
unsigned short remainingOpacity = 0x7fff; \
unsigned short tmp[4];
#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] = {};
#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];
#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();
#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();
#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();
#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();
#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();
#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();
#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();
#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();
#define VTKKWRCHelper_IncrementAndLoopEnd() \
imagePtr += 4; \
} \
if ((j / threadCount) % 8 == 7 && threadID == 0) \
{ \
double fargs[1]; \
fargs[0] = static_cast<double>(j) / static_cast<float>(imageInUseSize[1] - 1); \
mapper->InvokeEvent(vtkCommand::VolumeMapperRenderProgressEvent, fargs); \
} \
}
#define VTKKWRCHelper_CroppingCheckTrilin(POS) \
if (cropping) \
{ \
if (mapper->CheckIfCropped(POS)) \
{ \
continue; \
} \
}
#define VTKKWRCHelper_CroppingCheckNN(POS) \
if (cropping) \
{ \
if (mapper->CheckIfCropped(POS)) \
{ \
continue; \
} \
}
#define VTKKWRCHelper_SpaceLeapSetup() \
unsigned int mmpos[3]; \
mmpos[0] = (pos[0] >> VTKKW_FPMM_SHIFT) + 1; \
mmpos[1] = 0; \
mmpos[2] = 0; \
int mmvalid = 0;
#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 };
#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; \
}
#define VTKKWRCHelper_MIPSpaceLeapCheck(MAXIDX, MAXIDXDEF, FLIP) \
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, FLIP)) : (1); \
} \
\
if (!mmvalid) \
{ \
continue; \
}
#define VTKKWRCHelper_MIPSpaceLeapPopulateMulti(MAXIDX, FLIP) \
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], FLIP); \
} \
}
#define VTKKWRCHelper_MIPSpaceLeapCheckMulti(COMP, FLIP) mmvalid[COMP]
#include "vtkObject.h"
#include "vtkRenderingVolumeModule.h" // For export macro
class vtkFixedPointVolumeRayCastMapper;
class vtkVolume;
class VTKRENDERINGVOLUME_EXPORT vtkFixedPointVolumeRayCastHelper : public vtkObject
{
public:
static vtkFixedPointVolumeRayCastHelper* New();
vtkTypeMacro(vtkFixedPointVolumeRayCastHelper, vtkObject);
void PrintSelf(ostream& os, vtkIndent indent) override;
virtual void GenerateImage(int, int, vtkVolume*, vtkFixedPointVolumeRayCastMapper*) {}
protected:
vtkFixedPointVolumeRayCastHelper();
~vtkFixedPointVolumeRayCastHelper() override;
private:
vtkFixedPointVolumeRayCastHelper(const vtkFixedPointVolumeRayCastHelper&) = delete;
void operator=(const vtkFixedPointVolumeRayCastHelper&) = delete;
};
#endif