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00026 #ifndef CHOP_H
00027 #define CHOP_H
00028
00029
00030
00031
00032 #include "oldheap.h"
00033 #include "seam.h"
00034
00035
00036
00037
00038 #define MAX_NUM_POINTS 50
00039 typedef HEAP *POINT_GROUP;
00040 typedef HEAP *SPLIT_GROUP;
00041
00042
00043
00044
00045 extern INT_VAR_H(chop_debug, 0, "Chop debug");
00046
00047 extern BOOL_VAR_H(chop_enable, 1, "Chop enable");
00048
00049 extern BOOL_VAR_H(chop_vertical_creep, 0, "Vertical creep");
00050
00051 extern INT_VAR_H(chop_split_length, 10000, "Split Length");
00052
00053 extern INT_VAR_H(chop_same_distance, 2, "Same distance");
00054
00055 extern INT_VAR_H(chop_min_outline_points, 6,
00056 "Min Number of Points on Outline");
00057
00058 extern INT_VAR_H(chop_inside_angle, -50, "Min Inside Angle Bend");
00059
00060 extern INT_VAR_H(chop_min_outline_area, 2000, "Min Outline Area");
00061
00062 extern double_VAR_H(chop_split_dist_knob, 0.5, "Split length adjustment");
00063
00064 extern double_VAR_H(chop_overlap_knob, 0.9, "Split overlap adjustment");
00065
00066 extern double_VAR_H(chop_center_knob, 0.15, "Split center adjustment");
00067
00068 extern double_VAR_H(chop_sharpness_knob, 0.06, "Split sharpness adjustment");
00069
00070 extern double_VAR_H(chop_width_change_knob, 5.0, "Width change adjustment");
00071
00072 extern double_VAR_H(chop_ok_split, 100.0, "OK split limit");
00073
00074 extern double_VAR_H(chop_good_split, 50.0, "Good split limit");
00075
00076 extern INT_VAR_H(chop_x_y_weight, 3, "X / Y length weight");
00077
00078
00079
00080
00087 #define point_bend_angle(point) \
00088 (angle_change ((point)->prev, (point), (point)->next))
00089
00090
00091
00092
00093 PRIORITY point_priority(EDGEPT *point);
00094
00095 void add_point_to_list(POINT_GROUP point_list, EDGEPT *point);
00096
00097 int angle_change(EDGEPT *point1, EDGEPT *point2, EDGEPT *point3);
00098
00099 int is_little_chunk(EDGEPT *point1, EDGEPT *point2);
00100
00101 int is_small_area(EDGEPT *point1, EDGEPT *point2);
00102
00103 EDGEPT *pick_close_point(EDGEPT *critical_point,
00104 EDGEPT *vertical_point,
00105 int *best_dist);
00106
00107 void prioritize_points(TESSLINE *outline, POINT_GROUP points);
00108
00109 void new_min_point(EDGEPT *local_min, POINT_GROUP points);
00110
00111 void new_max_point(EDGEPT *local_max, POINT_GROUP points);
00112
00113 void vertical_projection_point(EDGEPT *split_point, EDGEPT *target_point,
00114 EDGEPT** best_point);
00115
00116 #endif