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1.1 root 1: #include "e.h"
2: #include "y.tab.h"
3:
4: extern double Dvshift, Dhshift, Dh2shift, Dheight, Barv, Barh, Ubarv;
5:
6: void diacrit(int p1, int type)
7: {
8: int c, t;
9:
10: c = salloc();
11: t = salloc();
12: nrwid(p1, ps, p1);
13: printf(".nr 10 %gm\n", max(REL(eht[p1]-ebase[p1]-1,ps), 0)); /* vert shift if high */
14: if (type == HIGHBAR)
15: printf(".nr 10 \\n(10+%gm\n", Dvshift);
16: else if (type == LOWBAR)
17: printf(".nr 10 0\n");
18: else
19: printf(".if \\n(ct>1 .nr 10 \\n(10+%gm\n", Dvshift);
20: printf(".nr %d %gm\n", t, Dhshift); /* horiz shift if high */
21: printf(".if \\n(ct>1 .nr %d %gm\n", t, Dh2shift); /* was .1 and .15 */
22: switch (type) {
23: case VEC:
24: printf(".ds %d %s\n", c, lookup(deftbl, "vec_def")->cval);
25: break;
26: case DYAD:
27: printf(".ds %d %s\n", c, lookup(deftbl, "dyad_def")->cval);
28: break;
29: case HAT:
30: printf(".ds %d %s\n", c, lookup(deftbl, "hat_def")->cval);
31: break;
32: case TILDE:
33: printf(".ds %d %s\n", c, lookup(deftbl, "tilde_def")->cval);
34: break;
35: case DOT:
36: printf(".ds %d %s\n", c, lookup(deftbl, "dot_def")->cval);
37: break;
38: case DOTDOT:
39: printf(".ds %d %s\n", c, lookup(deftbl, "dotdot_def")->cval);
40: break;
41: case BAR:
42: case LOWBAR:
43: case HIGHBAR:
44: printf(".ds %d \\v'%gm'\\h'%gm'\\l'\\n(%du-%gm'\\h'%gm'\\v'%gm'\n",
45: c, -Barv, Barh, p1, 2*Barh, Barh, Barv);
46: break;
47: case UNDER:
48: printf(".ds %d \\v'-%gm'\\l'\\n(%du\\(ul'\\v'%gm'\n",
49: c, Ubarv, p1, Ubarv);
50: printf(".nr %d 0\n", t);
51: printf(".nr 10 0-.1m-%gm\n", REL(ebase[p1],ps));
52: printf(".if \\n(ct%%2=1 .nr 10 0\\n(10-.1m\n");
53: break;
54: case UTILDE:
55: printf(".ds %d %s\n", c, lookup(deftbl, "utilde_def")->cval);
56: printf(".nr %d 0\n", t);
57: printf(".nr 10 0-%gm\n", REL(ebase[p1],ps));
58: printf(".if \\n(ct%%2=1 .nr 10 0\\n(10-%gm\n", 0.1);
59: break;
60: }
61: nrwid(c, ps, c);
62: if (lfont[p1] != ITAL)
63: printf(".nr %d 0\n", t);
64: printf(".as %d \\h'-\\n(%du-\\n(%du/2u+\\n(%du'\\v'0-\\n(10u'\\*(%d",
65: p1, p1, c, t, c);
66: printf("\\v'\\n(10u'\\h'-\\n(%du+\\n(%du/2u-\\n(%du'\n", c, p1, t);
67: if (type != UNDER && type != UTILDE)
68: eht[p1] += EM(Dheight, ps); /* was .15 */
69: dprintf(".\tdiacrit: %c over S%d, lf=%c, rf=%c, h=%g, b=%g\n",
70: type, p1, lfont[p1], rfont[p1], eht[p1], ebase[p1]);
71: sfree(c); sfree(t);
72: }
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