1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
/*
** Haaf's Game Engine 1.5
** Copyright (C) 2003-2004, Relish Games
** hge.relishgames.com
**
** hgeRect helper class implementation
*/
#include <math.h>
#include "hgerect.h"
using namespace HGE;
void hgeRect::Encapsulate(float x, float y)
{
if(bClean) {
x1=x2=x;
y1=y2=y;
bClean=false;
} else {
if(x<x1) x1=x;
if(x>x2) x2=x;
if(y<y1) y1=y;
if(y>y2) y2=y;
}
}
bool hgeRect::TestPoint(float x, float y) const
{
if(x>=x1 && x<x2 && y>=y1 && y<y2) return true;
return false;
}
bool hgeRect::Intersect(const hgeRect *rect) const
{
if(fabs(x1+x2 - rect->x1-rect->x2) < (x2-x1 + rect->x2-rect->x1)) {
if(fabs(y1+y2 - rect->y1-rect->y2) < (y2-y1 + rect->y2-rect->y1)) return true;
}
return false;
}
|
