64 lines
1.2 KiB
C++
64 lines
1.2 KiB
C++
#ifndef GEOMETRY_H
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#define GEOMETRY_H
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namespace fallout {
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typedef struct Point {
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int x;
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int y;
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} Point;
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typedef struct Size {
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int width;
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int height;
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} Size;
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typedef struct Rect {
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int left;
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int top;
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int right;
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int bottom;
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} Rect;
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typedef struct RectListNode {
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Rect rect;
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struct RectListNode* next;
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} RectListNode;
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void _GNW_rect_exit();
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void _rect_clip_list(RectListNode** rectListNodePtr, Rect* rect);
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RectListNode* _rect_malloc();
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void _rect_free(RectListNode* entry);
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void rectUnion(const Rect* s1, const Rect* s2, Rect* r);
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int rectIntersection(const Rect* a1, const Rect* a2, Rect* a3);
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static inline void rectCopy(Rect* dest, const Rect* src)
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{
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dest->left = src->left;
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dest->top = src->top;
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dest->right = src->right;
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dest->bottom = src->bottom;
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}
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static inline int rectGetWidth(const Rect* rect)
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{
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return rect->right - rect->left + 1;
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}
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static inline int rectGetHeight(const Rect* rect)
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{
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return rect->bottom - rect->top + 1;
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}
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static inline void rectOffset(Rect* rect, int dx, int dy)
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{
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rect->left += dx;
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rect->top += dy;
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rect->right += dx;
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rect->bottom += dy;
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}
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} // namespace fallout
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#endif /* GEOMETRY_H */
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