46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
#ifndef CYBERSIGHT_GEOMETRY_H
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# define CYBERSIGHT_GEOMETRY_H
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# include <Compound/common.h>
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typedef struct {
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int x;
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int y;
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} Point;
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# define point(x, y) (Point){x, y}
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Point PointUtils_Arithmetic(Point *inst, Point *value);
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bool PointUtils_Duplicate(Point *inst, Point *store);
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bool PointUtils_Displacement(Point *inst, Point *value);
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bool PointUtils_Equal(Point *inst, Point *other);
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typedef struct {
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Point a;
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Point b;
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} Line;
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# define line(pa, pb) (Line){{pa.x, pa.y}, {pb.x, pb.y}}
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bool LineUtils_FromPoints(Line *inst, Point *pa, Point *pb);
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bool LineUtils_FromPointAndLength(Line *inst, Point *p, int len);
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Line LineUtils_Arithmetic(Line *inst, Line *value);
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bool LineUtils_Duplicate(Line *inst, Line *store);
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bool LineUtils_Displacement(Line *inst, Line *value);
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int LineUtils_CalcLength(Line *inst);
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bool LineUtils_Equal(Line *inst, Line *other);
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typedef struct {
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Point a;
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Point b;
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} Rect;
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# define rect(pa, pb) (Rect){{pa.x, pa.y}, {pb.x, pb.y}}
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bool RectUtils_FromPoints(Rect *inst, Point *pa, Point *pb);
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bool RectUtils_FromLines(Rect *inst, Line *la, Line *lb);
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bool RectUtils_FromDiagonal(Rect *inst, Line *diag);
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bool RectUtils_Equal(Rect *inst, Rect *other);
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#endif /* CYBERSIGHT_GEOMETRY_H */
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