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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 "limn.h" |
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/* |
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******** limnHestCameraOptAdd() |
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** |
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** calls hestOptAdd a bunch of times to set up command-line options |
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** useful for specifying a limnCamera. The flags used are as follows: |
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** fr: cam->from |
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** at: cam->at |
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** up: cam->up |
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** rh: cam->rightHanded |
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** or: cam->orthographic |
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** dn: cam->neer |
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** di: cam->dist |
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** df: cam->faar |
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** ar: cam->atRelative |
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** ur: cam->uRange |
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** vr: cam->vRange |
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** fv: cam->fov |
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*/ |
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void |
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limnHestCameraOptAdd(hestOpt **hoptP, limnCamera *cam, |
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const char *frDef, const char *atDef, const char *upDef, |
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const char *dnDef, const char *diDef, const char *dfDef, |
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const char *urDef, const char *vrDef, const char *fvDef) { |
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hestOpt *hopt; |
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hopt = *hoptP; |
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hestOptAdd(&hopt, "fr", "eye pos", airTypeDouble, 3, 3, cam->from, |
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frDef, "camera eye point"); |
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hestOptAdd(&hopt, "at", "at pos", airTypeDouble, 3, 3, cam->at, |
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atDef, "camera look-at point"); |
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hestOptAdd(&hopt, "up", "up dir", airTypeDouble, 3, 3, cam->up, |
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upDef, "camera pseudo-up vector"); |
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hestOptAdd(&hopt, "rh", NULL, airTypeInt, 0, 0, &(cam->rightHanded), NULL, |
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"use a right-handed UVN frame (V points down)"); |
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hestOptAdd(&hopt, "or", NULL, airTypeInt, 0, 0, &(cam->orthographic), NULL, |
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"orthogonal (not perspective) projection"); |
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hestOptAdd(&hopt, "dn", "near", airTypeDouble, 1, 1, &(cam->neer), |
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dnDef, "distance to near clipping plane"); |
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hestOptAdd(&hopt, "di", "image", airTypeDouble, 1, 1, &(cam->dist), |
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diDef, "distance to image plane"); |
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hestOptAdd(&hopt, "df", "far", airTypeDouble, 1, 1, &(cam->faar), |
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dfDef, "distance to far clipping plane"); |
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hestOptAdd(&hopt, "ar", NULL, airTypeInt, 0, 0, &(cam->atRelative), NULL, |
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"near, image, and far plane distances are relative to " |
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"the *at* point, instead of the eye point"); |
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hestOptAdd(&hopt, "ur", "uMin uMax", airTypeDouble, 2, 2, cam->uRange, |
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urDef, "range in U direction of image plane"); |
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hestOptAdd(&hopt, "vr", "vMin vMax", airTypeDouble, 2, 2, cam->vRange, |
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vrDef, "range in V direction of image plane"); |
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hestOptAdd(&hopt, "fv", "field of view", airTypeDouble, 1, 1, &(cam->fov), |
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fvDef, "angle (in degrees) vertically subtended by view window"); |
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*hoptP = hopt; |
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return; |
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} |