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Rotate, translate and scale added to ogl2

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Henrique Santiago
2013-01-19 02:18:29 +00:00
parent 36e95b2f48
commit 8e9d137608
10 changed files with 109 additions and 3 deletions
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14
src/client/position.h
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@@ -108,6 +108,20 @@ public:
return pos;
}
double getAngleFromPosition(const Position& position) const {
// Returns angle in radians from 0 to 2Pi. -1 means positions are equal.
int dx = position.x - x;
int dy = position.y - y;
if(dx == 0 && dy == 0)
return -1;
float angle = std::atan2(dy * -1, dx);
if(angle < 0)
angle += 2 * Fw::pi;
return angle;
}
Otc::Direction getDirectionFromPosition(const Position& position) const {
int dx = position.x - x;
int dy = position.y - y;