Spike.cpp

#include "Spike.h"

//-----------------------------------------------------------------------------

/* C-tor of Spike */

Spike::Spike(Vector2f & pos_by_pixel, Vector2i & size_of_pic, Vector2i & pos_in_pic, unique_ptr <b2World> & world)
	:InanimateObject(Resource::getInstance().getTexture(TextureID::_T_Spike), pos_by_pixel, size_of_pic, pos_in_pic) , BodyObject()
{
	m_sprite.setOrigin(0, 0);

	b2BodyDef body_def;
	b2FixtureDef fixture_def;
	b2PolygonShape def_shape;

	//Create our box2D body
	body_def.type = b2_staticBody;
	body_def.position.Set((float32)pos_by_pixel.x / RATIO, (float32)pos_by_pixel.y / RATIO );
	def_shape.SetAsBox((float32)((size_of_pic.x) / 2.f) / RATIO, (float32)((size_of_pic.y) / 2.f) / RATIO);

	m_body = world->CreateBody(&body_def);

	fixture_def.shape = &def_shape;
	fixture_def.density = 1.0f;
	fixture_def.friction = 1.f;

	m_body->CreateFixture(&fixture_def);
	m_body->SetUserData(this);

	//correct offset
	m_sprite.setPosition({ pos_by_pixel + Vector2f{-128,-128} });
	m_body->SetTransform({ (pos_by_pixel.x - 110.f) / RATIO , (pos_by_pixel.y - 90.f) / RATIO }, 0);

	//Set collition group
	b2Filter filter;
	filter.categoryBits = Collition_Group::ENEMY;
	filter.maskBits = Collition_Group::RED;
	m_body->GetFixtureList()->SetFilterData(filter);
}