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/* Copyright (c) 1992 Regents of the University of California */ |
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|
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#endif |
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|
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/* |
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* Free memory associated with object(s) |
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*/ |
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|
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#include "standard.h" |
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#include "object.h" |
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#include "otypes.h" |
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|
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|
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int |
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free_os(op) /* free unneeded memory for object */ |
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register OBJREC *op; |
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{ |
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if (op->os == NULL) |
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return(0); |
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if (hasfunc(op->otype)) { |
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freefunc(op); |
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return(1); |
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} |
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switch (op->otype) { |
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case OBJ_FACE: /* polygon */ |
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freeface(op); |
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return(1); |
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case OBJ_CONE: /* cone */ |
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case OBJ_RING: /* disk */ |
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case OBJ_CYLINDER: /* cylinder */ |
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case OBJ_CUP: /* inverted cone */ |
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case OBJ_TUBE: /* inverted cylinder */ |
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freecone(op); |
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return(1); |
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case OBJ_INSTANCE: /* octree instance */ |
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freeinstance(op); |
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return(1); |
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case PAT_BTEXT: /* monochromatic text */ |
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case PAT_CTEXT: /* colored text */ |
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case MIX_TEXT: /* mixing text */ |
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freetext(op); |
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return(1); |
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case MAT_CLIP: /* clipping surface */ |
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free(op->os); |
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op->os = NULL; |
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return(1); |
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case MAT_SPOT: /* spot light source */ |
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return(0); |
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default: |
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#ifdef DEBUG |
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objerror(op, WARNING, "cannot free structure"); |
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#endif |
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return(0); |
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} |
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} |
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|
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|
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int |
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free_objs(on, no, rn) /* free no object structures starting w/ on */ |
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register OBJECT on; |
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OBJECT no; |
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long rn; |
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{ |
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int nfreed; |
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register OBJREC *op; |
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|
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for (nfreed = 0; no-- > 0; on++) { |
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op = objptr(on); |
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if (op->os != NULL && op->lastrno < rn) |
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nfreed += free_os(op); |
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} |
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return(nfreed); |
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} |
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|
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|
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free_objmem() /* free all object cache memory */ |
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{ |
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extern long raynum; |
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|
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free_objs(0, nobjects, raynum); |
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freedata(NULL); |
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freepict(NULL); |
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freefont(NULL); |
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} |
