X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=libctsim%2Fphantom.cpp;h=8d4ea38475d0936bd8301d30a1497a60f666f6c5;hb=27a474e0622ebb7229fd5705552021f63d8f932d;hp=dba6576c8cf2b78761c38a47fca530bab4b8ffec;hpb=3fba6928127cd65870bdcd96c8114ad5894247ae;p=ctsim.git diff --git a/libctsim/phantom.cpp b/libctsim/phantom.cpp index dba6576..8d4ea38 100644 --- a/libctsim/phantom.cpp +++ b/libctsim/phantom.cpp @@ -9,7 +9,7 @@ ** This is part of the CTSim program ** Copyright (C) 1983-2000 Kevin Rosenberg ** -** $Id: phantom.cpp,v 1.6 2000/07/13 07:03:21 kevin Exp $ +** $Id: phantom.cpp,v 1.9 2000/07/20 11:17:31 kevin Exp $ ** ** This program is free software; you can redistribute it and/or modify ** it under the terms of the GNU General Public License (version 2) as @@ -28,6 +28,20 @@ #include "ct.h" +const char Phantom::PHM_HERMAN_STR[]= "herman"; +const char Phantom::PHM_BHERMAN_STR[]= "bherman"; +const char Phantom::PHM_ROWLAND_STR[]= "rowland"; +const char Phantom::PHM_BROWLAND_STR[]= "browland"; +const char Phantom::PHM_UNITPULSE_STR[]= "unitpulse"; + +const char Phantom::PHM_HERMAN_TITLE_STR[]= "Herman Head"; +const char Phantom::PHM_BHERMAN_TITLE_STR[]= "Herman Head Bordered"; +const char Phantom::PHM_ROWLAND_TITLE_STR[]= "Rowland Head"; +const char Phantom::PHM_BROWLAND_TITLE_STR[]= "Rowland Head Bordered"; +const char Phantom::PHM_UNITPULSE_TITLE_STR[]= "Unit Pulse"; + + + // CLASS IDENTIFICATION // Phanton // @@ -294,17 +308,15 @@ Phantom::show (void) const ymax = ymin + wsize; printf("Drawing Phantom:\n\n"); - printf(" data limits: %9.3g, %9.3g, %9.3g, %9.3g\n", - m_xmin, m_ymin, m_xmax, m_ymax); - printf(" window size: %9.3g, %9.3g, %9.3g, %9.3g\n", - xmin, ymin, xmax, ymax); + printf(" data limits: %9.3g, %9.3g, %9.3g, %9.3g\n", m_xmin, m_ymin, m_xmax, m_ymax); + printf(" window size: %9.3g, %9.3g, %9.3g, %9.3g\n", xmin, ymin, xmax, ymax); - gid = sgp2_init(0, 0, "Phantom Show"); + gid = sgp2_init (0, 0, "Phantom Show"); sgp2_window (xmin, ymin, xmax, ymax); draw(); - termgrf2(); + sgp2_close (gid); } #endif @@ -338,17 +350,17 @@ Phantom::draw (void) const void Phantom::addStdRowland (void) { - addPElem("ellipse", 0.0000, 0.0000, 0.6900, 0.9200, 0.0, 1.00); - addPElem("ellipse", 0.0000, -0.0184, 0.6624, 0.8740, 0.0, -0.98); - addPElem("ellipse", 0.2200, 0.0000, 0.1100, 0.3100, -18.0, -0.02); - addPElem("ellipse", -0.2200, 0.0000, 0.1600, 0.4100, 18.0, -0.02); - addPElem("ellipse", 0.0000, 0.3500, 0.2100, 0.2500, 0.0, 0.01); - addPElem("ellipse", 0.0000, 0.1000, 0.0460, 0.0460, 0.0, 0.01); - addPElem("ellipse", 0.0000, -0.1000, 0.0460, 0.0460, 0.0, 0.01); - addPElem("ellipse", -0.0800, -0.6050, 0.0460, 0.0230, 0.0, 0.01); - addPElem("ellipse", 0.0000, -0.6050, 0.0230, 0.0230, 0.0, 0.01); - addPElem("ellipse", 0.0600, -0.6050, 0.0230, 0.0230, 0.0, 0.01); - addPElem("ellipse", 0.5538, -0.3858, 0.0330, 0.2060, -18.0, 0.03); + addPElem ("ellipse", 0.0000, 0.0000, 0.6900, 0.9200, 0.0, 1.00); + addPElem ("ellipse", 0.0000, -0.0184, 0.6624, 0.8740, 0.0, -0.98); + addPElem ("ellipse", 0.2200, 0.0000, 0.1100, 0.3100, -18.0, -0.02); + addPElem ("ellipse", -0.2200, 0.0000, 0.1600, 0.4100, 18.0, -0.02); + addPElem ("ellipse", 0.0000, 0.3500, 0.2100, 0.2500, 0.0, 0.01); + addPElem ("ellipse", 0.0000, 0.1000, 0.0460, 0.0460, 0.0, 0.01); + addPElem ("ellipse", 0.0000, -0.1000, 0.0460, 0.0460, 0.0, 0.01); + addPElem ("ellipse", -0.0800, -0.6050, 0.0460, 0.0230, 0.0, 0.01); + addPElem ("ellipse", 0.0000, -0.6050, 0.0230, 0.0230, 0.0, 0.01); + addPElem ("ellipse", 0.0600, -0.6050, 0.0230, 0.0230, 0.0, 0.01); + addPElem ("ellipse", 0.5538, -0.3858, 0.0330, 0.2060, -18.0, 0.03); } void @@ -369,27 +381,28 @@ Phantom::addStdRowlandBordered (void) void Phantom::addStdHerman (void) { - addPElem("ellipse", 0.000, 1.50, 0.375, 0.3000, 90.00, -0.003); - addPElem("ellipse", 0.675, -0.75, 0.225, 0.1500, 140.00, 0.010); - addPElem("ellipse", 0.750, 1.50, 0.375, 0.2250, 50.00, 0.003); - addPElem("segment", 1.375, -7.50, 1.100, 0.6250, 19.20, -0.204); - addPElem("segment", 1.375, -7.50, 1.100, 4.3200, 19.21, 0.204); - addPElem("segment", 0.000, -2.25, 1.125, 0.3750, 0.00, -0.003); - addPElem("segment", 0.000, -2.25, 1.125, 3.0000, 0.00, 0.003); - addPElem("segment", -1.000, 3.75, 1.000, 0.5000, 135.00, -0.003); - addPElem("segment", -1.000, 3.75, 1.000, 3.0000, 135.00, 0.003); - addPElem("segment", 1.000, 3.75, 1.000, 0.5000, 225.00, -0.003); - addPElem("segment", 1.000, 3.75, 1.000, 3.0000, 225.00, 0.003); - addPElem("triangle", 5.025, 3.75, 1.125, 0.5000, 110.75, 0.206); - addPElem("triangle",-5.025, 3.75, 1.125, 0.9000,-110.75, 0.206); - addPElem("ellipse", 0.000, 0.00, 8.625, 6.4687, 90.00, 0.416); - addPElem("ellipse", 0.000, 0.00, 7.875, 5.7187, 90.00, -0.206); + addPElem ("ellipse", 0.000, 1.50, 0.375, 0.3000, 90.00, -0.003); + addPElem ("ellipse", 0.675, -0.75, 0.225, 0.1500, 140.00, 0.010); + addPElem ("ellipse", 0.750, 1.50, 0.375, 0.2250, 50.00, 0.003); + addPElem ("segment", 1.375, -7.50, 1.100, 0.6250, 19.20, -0.204); + addPElem ("segment", 1.375, -7.50, 1.100, 4.3200, 19.21, 0.204); + addPElem ("segment", 0.000, -2.25, 1.125, 0.3750, 0.00, -0.003); + addPElem ("segment", 0.000, -2.25, 1.125, 3.0000, 0.00, 0.003); + addPElem ("segment", -1.000, 3.75, 1.000, 0.5000, 135.00, -0.003); + addPElem ("segment", -1.000, 3.75, 1.000, 3.0000, 135.00, 0.003); + addPElem ("segment", 1.000, 3.75, 1.000, 0.5000, 225.00, -0.003); + addPElem ("segment", 1.000, 3.75, 1.000, 3.0000, 225.00, 0.003); + addPElem ("triangle", 5.025, 3.75, 1.125, 0.5000, 110.75, 0.206); + addPElem ("triangle",-5.025, 3.75, 1.125, 0.9000,-110.75, 0.206); + addPElem ("ellipse", 0.000, 0.00, 8.625, 6.4687, 90.00, 0.416); + addPElem ("ellipse", 0.000, 0.00, 7.875, 5.7187, 90.00, -0.206); } void Phantom::addStdHermanBordered (void) { - addPElem("ellipse", 0., 0., 6.6, 5.9, 90., 0.); + addStdHerman(); + addPElem ("ellipse", 0.000, 0.000, 8.650, 8.650, 0.00, 0.000); } @@ -452,19 +465,24 @@ Phantom::convertToImagefile (ImageFile& im, const int in_nsample, const int trac ImageFileArray v = im.getArray(); + for (int ix = 0; ix < colCount; ix++) + for (int iy = 0; iy < ny; iy++) + v[ix][iy] = 0; + double x_start = xmin + (colStart * xinc); for (PElemConstIterator pelem = m_listPElem.begin(); pelem != m_listPElem.end(); pelem++) { - double x, y, xi, yi; - int ix, iy, kx, ky; - for (ix = 0, x = x_start; ix < colCount; ix++, x += xinc) { - for (iy = 0, y = ymin; iy < ny; iy++, y += yinc) { - for (kx = 0, xi = x + kxofs; kx < nsample; kx++, xi += kxinc) { - for (ky = 0, yi = y + kyofs; ky < nsample; ky++, yi += kyinc) - if ((*pelem)->isPointInside (xi, yi, PHM_COORD) == TRUE) - v[ix][iy] += (*pelem)->atten(); - } // for kx - } /* for iy */ - } /* for ix */ + const PhantomElement& rPElem = **pelem; + double x, y, xi, yi; + int ix, iy, kx, ky; + for (ix = 0, x = x_start; ix < colCount; ix++, x += xinc) { + for (iy = 0, y = ymin; iy < ny; iy++, y += yinc) { + for (kx = 0, xi = x + kxofs; kx < nsample; kx++, xi += kxinc) { + for (ky = 0, yi = y + kyofs; ky < nsample; ky++, yi += kyinc) + if (rPElem.isPointInside (xi, yi, PHM_COORD) == TRUE) + v[ix][iy] += rPElem.atten(); + } // for kx + } /* for iy */ + } /* for ix */ } /* for pelem */ @@ -823,7 +841,7 @@ PhantomElement::clipLineNormalizedCoords (double& x1, double& y1, double& x2, do // false if point lies outside of pelem bool -PhantomElement::isPointInside (double x, double y, const CoordType coord_type) +PhantomElement::isPointInside (double x, double y, const CoordType coord_type) const { if (coord_type == PHM_COORD) { xform_mtx2 (m_xformPhmToObj, x, y);