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/* |
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Teem: Tools to process and visualize scientific data and images . |
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Copyright (C) 2013, 2012, 2011, 2010, 2009 University of Chicago |
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Copyright (C) 2008, 2007, 2006, 2005 Gordon Kindlmann |
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Copyright (C) 2004, 2003, 2002, 2001, 2000, 1999, 1998 University of Utah |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public License |
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(LGPL) as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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The terms of redistributing and/or modifying this software also |
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include exceptions to the LGPL that facilitate static linking. |
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public License |
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along with this library; if not, write to Free Software Foundation, Inc., |
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "moss.h" |
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#include "privateMoss.h" |
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const int |
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mossPresent = 42; |
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/* |
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******** mossSamplerNew() |
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** |
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*/ |
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mossSampler * |
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mossSamplerNew (void) { |
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mossSampler *smplr; |
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int i; |
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smplr = (mossSampler *)calloc(1, sizeof(mossSampler)); |
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if (smplr) { |
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smplr->image = NULL; |
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smplr->kernel = NULL; |
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for (i=0; i<NRRD_KERNEL_PARMS_NUM; i++) |
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smplr->kparm[i] = AIR_NAN; |
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smplr->ivc = NULL; |
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smplr->xFslw = smplr->yFslw = NULL; |
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smplr->xIdx = smplr->yIdx = NULL; |
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smplr->bg = NULL; |
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smplr->fdiam = smplr->ncol = 0; |
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smplr->boundary = mossDefBoundary; |
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for (i=0; i<MOSS_FLAG_NUM; i++) |
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smplr->flag[i] = AIR_FALSE; |
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} |
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return smplr; |
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} |
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int |
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mossSamplerFill (mossSampler *smplr, int fdiam, int ncol) { |
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static const char me[]="_mossSamplerFill"; |
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if (!(smplr)) { |
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biffAddf(MOSS, "%s: got NULL pointer", me); |
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return 1; |
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} |
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smplr->ivc = (float*)calloc(fdiam*fdiam*ncol, sizeof(float)); |
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smplr->xFslw = (double*)calloc(fdiam, sizeof(double)); |
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smplr->yFslw = (double*)calloc(fdiam, sizeof(double)); |
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smplr->xIdx = (int*)calloc(fdiam, sizeof(int)); |
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smplr->yIdx = (int*)calloc(fdiam, sizeof(int)); |
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if (!( smplr->ivc && smplr->xFslw && smplr->yFslw |
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&& smplr->xIdx && smplr->yIdx )) { |
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biffAddf(MOSS, "%s: couldn't allocate buffers", me); |
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return 1; |
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} |
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smplr->fdiam = fdiam; |
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smplr->ncol = ncol; |
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return 0; |
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} |
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void |
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mossSamplerEmpty (mossSampler *smplr) { |
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if (smplr) { |
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smplr->ivc = (float *)airFree(smplr->ivc); |
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smplr->xFslw = (double *)airFree(smplr->xFslw); |
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smplr->yFslw = (double *)airFree(smplr->yFslw); |
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smplr->xIdx = (int *)airFree(smplr->xIdx); |
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smplr->yIdx = (int *)airFree(smplr->yIdx); |
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smplr->fdiam = 0; |
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smplr->ncol = 0; |
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} |
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return; |
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} |
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mossSampler * |
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mossSamplerNix (mossSampler *smplr) { |
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if (smplr) { |
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mossSamplerEmpty(smplr); |
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smplr->bg = (float *)airFree(smplr->bg); |
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free(smplr); |
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} |
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return NULL; |
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} |
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int |
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mossImageCheck (Nrrd *image) { |
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static const char me[]="mossImageCheck"; |
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if (nrrdCheck(image)) { |
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biffMovef(MOSS, NRRD, "%s: given nrrd invalid", me); |
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return 1; |
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} |
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if (!( (2 == image->dim || 3 == image->dim) |
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&& nrrdTypeBlock != image->type )) { |
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biffAddf(MOSS, "%s: image has invalid dimension (%d) or type (%s)", me, |
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image->dim, airEnumStr(nrrdType, image->type)); |
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return 1; |
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} |
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return 0; |
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} |
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int |
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mossImageAlloc (Nrrd *image, int type, int sx, int sy, int ncol) { |
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static const char me[]="mossImageAlloc"; |
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int ret; |
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if (!(image && AIR_IN_OP(nrrdTypeUnknown, type, nrrdTypeBlock) |
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&& sx > 0 && sy > 0 && ncol > 0)) { |
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biffAddf(MOSS, "%s: got NULL pointer or bad args", me); |
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return 1; |
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} |
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if (1 == ncol) { |
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ret = nrrdMaybeAlloc_va(image, type, 2, |
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AIR_CAST(size_t, sx), |
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AIR_CAST(size_t, sy)); |
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} else { |
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ret = nrrdMaybeAlloc_va(image, type, 3, |
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AIR_CAST(size_t, ncol), |
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AIR_CAST(size_t, sx), |
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AIR_CAST(size_t, sy)); |
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} |
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if (ret) { |
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biffMovef(MOSS, NRRD, "%s: couldn't allocate image", me); |
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return 1; |
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} |
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return 0; |
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} |
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int |
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_mossCenter(int center) { |
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center = (nrrdCenterUnknown == center |
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? mossDefCenter |
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: center); |
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center = AIR_CLAMP(nrrdCenterUnknown+1, center, nrrdCenterLast-1); |
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return center; |
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} |