preproc/pic/common.cpp

35   if (dash_angle >= M_PI/4.0) {
36     if (dash_angle < M_PI/2.0) {
37       gap_angle = M_PI/2.0 - dash_angle;
40     else if (dash_angle < M_PI) {
41       gap_angle = M_PI - dash_angle;
50     ndashes = 4*int(ceil(M_PI/(4.0*dash_angle)));
51     gap_angle = (M_PI*2.0)/ndashes - dash_angle;
67   if (gap_angle >= M_PI/2.0) {
69     gap_angle = M_PI;
73     ndots = 4*int(M_PI/(2.0*gap_angle));
74     gap_angle = (M_PI*2.0)/ndots;
136   double le = M_PI / 2 * (dim.x + dim.y)
163       double phi = j * 2 * M_PI / jmax;
194   double le = M_PI / 2 * (dim.x + dim.y)
215       double phi = j * 2 * M_PI / jmax;
267     total_angle += M_PI + M_PI;
295     total_angle += M_PI + M_PI;
351   double hor_length = dim.x + (M_PI/2.0 - 2.0)*rad;
357   double vert_length = dim.y + (M_PI/2.0 - 2.0)*rad;
367 	   -M_PI/4.0, 0, slt, lt.dash_width, vert_gap_width, &offset);
372 	   0, M_PI/4.0, slt, lt.dash_width, vert_gap_width, &offset);
376 	   M_PI/4.0, M_PI/2, slt, lt.dash_width, hor_gap_width, &offset);
381 	   M_PI/2, 3*M_PI/4.0, slt, lt.dash_width, hor_gap_width, &offset);
385 	   3.0*M_PI/4.0, M_PI, slt, lt.dash_width, vert_gap_width, &offset);
390 	   M_PI, 5.0*M_PI/4.0, slt, lt.dash_width, vert_gap_width, &offset);
394 	   5*M_PI/4.0, 3*M_PI/2.0, slt, lt.dash_width, hor_gap_width, &offset);
399 	   3*M_PI/2, 7*M_PI/4, slt, lt.dash_width, hor_gap_width, &offset);
489   double hor_length = dim.x + (M_PI/2.0 - 2.0)*rad;
495   double vert_length = dim.y + (M_PI/2.0 - 2.0)*rad;
504 	   -M_PI/4.0, 0, slt, vert_gap_width, &offset);
509 	   0, M_PI/4.0 - epsilon, slt, vert_gap_width, &offset);
513 	   M_PI/4.0, M_PI/2, slt, hor_gap_width, &offset);
518 	   M_PI/2, 3*M_PI/4.0 - epsilon, slt, hor_gap_width, &offset);
522 	   3.0*M_PI/4.0, M_PI, slt, vert_gap_width, &offset);
527 	   M_PI, 5.0*M_PI/4.0 - epsilon, slt, vert_gap_width, &offset);
531 	   5*M_PI/4.0, 3*M_PI/2.0, slt, hor_gap_width, &offset);
536 	   3*M_PI/2, 7*M_PI/4 - epsilon, slt, hor_gap_width, &offset);