# | Line 48 | Line 48 | getcone(o, getxf) /* get cone structure */ | |
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48 | register OBJREC *o; | |
49 | int getxf; | |
50 | { | |
51 | – | extern double sqrt(); |
51 | int sgn0, sgn1; | |
52 | register CONE *co; | |
53 | ||
# | Line 155 | Line 154 | OBJREC *o; | |
154 | { | |
155 | register CONE *co = (CONE *)o->os; | |
156 | ||
157 | < | if (o->os == NULL) |
157 | > | if (co == NULL) |
158 | return; | |
159 | if (co->tm != NULL) | |
160 | free((char *)co->tm); | |
161 | < | free(o->os); |
161 | > | free((char *)co); |
162 | o->os = NULL; | |
163 | } | |
164 | ||
# | Line 167 | Line 166 | OBJREC *o; | |
166 | conexform(co) /* get cone transformation matrix */ | |
167 | register CONE *co; | |
168 | { | |
170 | – | extern double sqrt(); |
169 | MAT4 m4; | |
170 | register double d; | |
171 | register int i; |
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