Magic_Game/samples/Box2DSample/Circle.h

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// Copyright (C) 2019 Nomango
#pragma once
#include "common.h"
// Բ<><D4B2>
E2D_DECLARE_SMART_PTR(Circle);
class Circle
: public Sprite
{
public:
Circle(b2World* world, const Point& pos)
{
Load(L"circle.png");
SetAnchor(0.5f, 0.5f);
SetScale(0.7f);
b2BodyDef bodyDef;
bodyDef.type = b2_dynamicBody;
bodyDef.position = Vec2Convert(pos);
b2Body* body = world->CreateBody(&bodyDef);
SetUserData(body);
b2CircleShape shape;
shape.m_radius = GetWidth() / GLOBAL_SCALE / 2 * 0.7f;
b2FixtureDef fixtureDef;
fixtureDef.shape = &shape;
fixtureDef.density = 1.0f;
fixtureDef.friction = 0.3f;
body->CreateFixture(&fixtureDef);
body->SetUserData(this);
}
};