#include "defines.h"
#include "physic.h"
#include "timer.h"
-#include "world.h"
+#include "sector.h"
#include "level.h"
Physic::Physic()
void
Physic::set_velocity_x(float nvx)
{
- vx = -nvx;
+ vx = nvx;
}
void
void
Physic::set_velocity(float nvx, float nvy)
{
- vx = nvx;
- vy = -nvy;
+ vx = nvx;
+ vy = -nvy;
}
void Physic::inverse_velocity_x()
}
void
-Physic::apply(float frame_ratio, float &x, float &y)
+Physic::apply(float elapsed_time, float &x, float &y)
{
- float gravity = World::current()->get_level()->gravity;
+ float gravity = Sector::current()->gravity;
float grav;
if(gravity_enabled)
grav = gravity / 100.0;
else
grav = 0;
- x += vx * frame_ratio + ax * frame_ratio * frame_ratio;
- y += vy * frame_ratio + (ay + grav) * frame_ratio * frame_ratio;
- vx += ax * frame_ratio;
- vy += (ay + grav) * frame_ratio;
+ x += vx * elapsed_time + ax * elapsed_time * elapsed_time;
+ y += vy * elapsed_time + (ay + grav) * elapsed_time * elapsed_time;
+ vx += ax * elapsed_time;
+ vy += (ay + grav) * elapsed_time;
+}
+
+void
+Physic::apply(Vector& vector, float elapsed_time)
+{
+ apply(elapsed_time, vector.x, vector.y);
}
+