26 |
|
double atof(), sin(), cos(); |
27 |
|
double xfmat[4][4], m4[4][4]; |
28 |
|
double xfsca, theta; |
29 |
< |
int i, j; |
30 |
< |
int rept; |
29 |
> |
int i, icnt; |
30 |
|
|
31 |
|
setident4(retmat); |
32 |
|
*retsca = 1.0; |
33 |
|
|
35 |
– |
rept = 1; |
34 |
|
setident4(xfmat); |
35 |
|
xfsca = 1.0; |
36 |
|
|
104 |
|
|
105 |
|
case 'i': /* iterate */ |
106 |
|
checkarg("-i",1); |
107 |
< |
for (j = 0; j < rept; j++) { |
107 |
> |
icnt = atoi(av[++i]); |
108 |
> |
while (icnt-- > 0) { |
109 |
|
multmat4(retmat, retmat, xfmat); |
110 |
|
*retsca *= xfsca; |
111 |
|
} |
113 |
– |
rept = atoi(av[++i]); |
112 |
|
setident4(xfmat); |
113 |
|
xfsca = 1.0; |
114 |
|
break; |
120 |
|
multmat4(xfmat, xfmat, m4); |
121 |
|
} |
122 |
|
done: |
123 |
< |
for (j = 0; j < rept; j++) { |
124 |
< |
multmat4(retmat, retmat, xfmat); |
127 |
< |
*retsca *= xfsca; |
128 |
< |
} |
123 |
> |
multmat4(retmat, retmat, xfmat); |
124 |
> |
*retsca *= xfsca; |
125 |
|
return(i); |
126 |
|
} |
127 |
|
|
137 |
|
double atof(), sin(), cos(); |
138 |
|
double xfmat[4][4], m4[4][4]; |
139 |
|
double xfsca, theta; |
140 |
< |
int i, j; |
145 |
< |
int rept; |
140 |
> |
int i, icnt; |
141 |
|
|
142 |
|
setident4(retmat); |
143 |
|
*retsca = 1.0; |
144 |
|
|
150 |
– |
rept = 1; |
145 |
|
setident4(xfmat); |
146 |
|
xfsca = 1.0; |
147 |
|
|
185 |
|
|
186 |
|
case 's': /* scale */ |
187 |
|
checkarg("-s",1); |
188 |
< |
*xfsca *= |
188 |
> |
xfsca *= |
189 |
|
m4[0][0] = |
190 |
|
m4[1][1] = |
191 |
|
m4[2][2] = 1.0 / atof(av[++i]); |
195 |
|
switch (av[i][2]) { |
196 |
|
case 'x': |
197 |
|
checkarg("-mx",0); |
198 |
< |
*xfsca *= |
198 |
> |
xfsca *= |
199 |
|
m4[0][0] = -1.0; |
200 |
|
break; |
201 |
|
case 'y': |
202 |
|
checkarg("-my",0); |
203 |
< |
*xfsca *= |
203 |
> |
xfsca *= |
204 |
|
m4[1][1] = -1.0; |
205 |
|
break; |
206 |
|
case 'z': |
207 |
|
checkarg("-mz",0); |
208 |
< |
*xfsca *= |
208 |
> |
xfsca *= |
209 |
|
m4[2][2] = -1.0; |
210 |
|
break; |
211 |
|
default: |
215 |
|
|
216 |
|
case 'i': /* iterate */ |
217 |
|
checkarg("-i",1); |
218 |
< |
for (j = 0; j < rept; j++) { |
218 |
> |
icnt = atoi(av[++i]); |
219 |
> |
while (icnt-- > 0) { |
220 |
|
multmat4(retmat, xfmat, retmat); |
221 |
|
*retsca *= xfsca; |
222 |
|
} |
228 |
– |
rept = atoi(av[++i]); |
223 |
|
setident4(xfmat); |
224 |
|
xfsca = 1.0; |
225 |
|
break; |
231 |
|
multmat4(xfmat, m4, xfmat); /* left multiply */ |
232 |
|
} |
233 |
|
done: |
234 |
< |
for (j = 0; j < rept; j++) { |
235 |
< |
multmat4(retmat, xfmat, retmat); |
242 |
< |
*retsca *= xfsca; |
243 |
< |
} |
234 |
> |
multmat4(retmat, xfmat, retmat); |
235 |
> |
*retsca *= xfsca; |
236 |
|
return(i); |
237 |
|
} |
238 |
|
#endif |