14 |
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15 |
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#define d2r(a) ((PI/180.)*(a)) |
16 |
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17 |
< |
#define checkarg(a,n) if (av[i][a] || i+n >= ac) goto done |
17 |
> |
#define checkarg(a,l) if (av[i][a] || badarg(ac-i-1,av+i+1,l)) goto done |
18 |
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19 |
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20 |
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int |
24 |
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char *av[]; |
25 |
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{ |
26 |
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double atof(), sin(), cos(); |
27 |
< |
double xfmat[4][4], m4[4][4]; |
27 |
> |
MAT4 xfmat, m4; |
28 |
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double xfsca, dtmp; |
29 |
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int i, icnt; |
30 |
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42 |
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switch (av[i][1]) { |
43 |
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44 |
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case 't': /* translate */ |
45 |
< |
checkarg(2,3); |
45 |
> |
checkarg(2,"fff"); |
46 |
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m4[3][0] = atof(av[++i]); |
47 |
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m4[3][1] = atof(av[++i]); |
48 |
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m4[3][2] = atof(av[++i]); |
51 |
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case 'r': /* rotate */ |
52 |
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switch (av[i][2]) { |
53 |
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case 'x': |
54 |
< |
checkarg(3,1); |
54 |
> |
checkarg(3,"f"); |
55 |
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dtmp = d2r(atof(av[++i])); |
56 |
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m4[1][1] = m4[2][2] = cos(dtmp); |
57 |
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m4[2][1] = -(m4[1][2] = sin(dtmp)); |
58 |
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break; |
59 |
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case 'y': |
60 |
< |
checkarg(3,1); |
60 |
> |
checkarg(3,"f"); |
61 |
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dtmp = d2r(atof(av[++i])); |
62 |
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m4[0][0] = m4[2][2] = cos(dtmp); |
63 |
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m4[0][2] = -(m4[2][0] = sin(dtmp)); |
64 |
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break; |
65 |
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case 'z': |
66 |
< |
checkarg(3,1); |
66 |
> |
checkarg(3,"f"); |
67 |
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dtmp = d2r(atof(av[++i])); |
68 |
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m4[0][0] = m4[1][1] = cos(dtmp); |
69 |
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m4[1][0] = -(m4[0][1] = sin(dtmp)); |
74 |
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break; |
75 |
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76 |
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case 's': /* scale */ |
77 |
< |
checkarg(2,1); |
77 |
> |
checkarg(2,"f"); |
78 |
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dtmp = atof(av[i+1]); |
79 |
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if (dtmp == 0.0) goto done; |
80 |
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i++; |
87 |
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case 'm': /* mirror */ |
88 |
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switch (av[i][2]) { |
89 |
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case 'x': |
90 |
< |
checkarg(3,0); |
90 |
> |
checkarg(3,""); |
91 |
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xfsca *= |
92 |
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m4[0][0] = -1.0; |
93 |
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break; |
94 |
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case 'y': |
95 |
< |
checkarg(3,0); |
95 |
> |
checkarg(3,""); |
96 |
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xfsca *= |
97 |
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m4[1][1] = -1.0; |
98 |
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break; |
99 |
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case 'z': |
100 |
< |
checkarg(3,0); |
100 |
> |
checkarg(3,""); |
101 |
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xfsca *= |
102 |
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m4[2][2] = -1.0; |
103 |
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break; |
107 |
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break; |
108 |
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109 |
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case 'i': /* iterate */ |
110 |
< |
checkarg(2,1); |
110 |
> |
checkarg(2,"i"); |
111 |
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while (icnt-- > 0) { |
112 |
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multmat4(ret->xfm, ret->xfm, xfmat); |
113 |
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ret->sca *= xfsca; |
139 |
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char *av[]; |
140 |
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{ |
141 |
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double atof(), sin(), cos(); |
142 |
< |
double xfmat[4][4], m4[4][4]; |
142 |
> |
MAT4 xfmat, m4; |
143 |
|
double xfsca, dtmp; |
144 |
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int i, icnt; |
145 |
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|
157 |
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switch (av[i][1]) { |
158 |
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159 |
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case 't': /* translate */ |
160 |
< |
checkarg(2,3); |
160 |
> |
checkarg(2,"fff"); |
161 |
|
m4[3][0] = -atof(av[++i]); |
162 |
|
m4[3][1] = -atof(av[++i]); |
163 |
|
m4[3][2] = -atof(av[++i]); |
166 |
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case 'r': /* rotate */ |
167 |
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switch (av[i][2]) { |
168 |
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case 'x': |
169 |
< |
checkarg(3,1); |
169 |
> |
checkarg(3,"f"); |
170 |
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dtmp = -d2r(atof(av[++i])); |
171 |
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m4[1][1] = m4[2][2] = cos(dtmp); |
172 |
|
m4[2][1] = -(m4[1][2] = sin(dtmp)); |
173 |
|
break; |
174 |
|
case 'y': |
175 |
< |
checkarg(3,1); |
175 |
> |
checkarg(3,"f"); |
176 |
|
dtmp = -d2r(atof(av[++i])); |
177 |
|
m4[0][0] = m4[2][2] = cos(dtmp); |
178 |
|
m4[0][2] = -(m4[2][0] = sin(dtmp)); |
179 |
|
break; |
180 |
|
case 'z': |
181 |
< |
checkarg(3,1); |
181 |
> |
checkarg(3,"f"); |
182 |
|
dtmp = -d2r(atof(av[++i])); |
183 |
|
m4[0][0] = m4[1][1] = cos(dtmp); |
184 |
|
m4[1][0] = -(m4[0][1] = sin(dtmp)); |
189 |
|
break; |
190 |
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|
191 |
|
case 's': /* scale */ |
192 |
< |
checkarg(2,1); |
192 |
> |
checkarg(2,"f"); |
193 |
|
dtmp = atof(av[i+1]); |
194 |
|
if (dtmp == 0.0) goto done; |
195 |
|
i++; |
202 |
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case 'm': /* mirror */ |
203 |
|
switch (av[i][2]) { |
204 |
|
case 'x': |
205 |
< |
checkarg(3,0); |
205 |
> |
checkarg(3,""); |
206 |
|
xfsca *= |
207 |
|
m4[0][0] = -1.0; |
208 |
|
break; |
209 |
|
case 'y': |
210 |
< |
checkarg(3,0); |
210 |
> |
checkarg(3,""); |
211 |
|
xfsca *= |
212 |
|
m4[1][1] = -1.0; |
213 |
|
break; |
214 |
|
case 'z': |
215 |
< |
checkarg(3,0); |
215 |
> |
checkarg(3,""); |
216 |
|
xfsca *= |
217 |
|
m4[2][2] = -1.0; |
218 |
|
break; |
222 |
|
break; |
223 |
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|
224 |
|
case 'i': /* iterate */ |
225 |
< |
checkarg(2,1); |
225 |
> |
checkarg(2,"i"); |
226 |
|
while (icnt-- > 0) { |
227 |
|
multmat4(ret->xfm, xfmat, ret->xfm); |
228 |
|
ret->sca *= xfsca; |