Body Collision::create_ground_body(PhysicsWorld &phys_world)
{
PhysicsContext pc = phys_world.get_pc();
BodyDescription ground_desc(phys_world);
ground_desc.set_position(Vec2f((float)window_x_size/2.0f,(float)window_y_size));
ground_desc.set_type(body_static);
Body ground(pc, ground_desc);
//Setup ground fixture
PolygonShape ground_shape(phys_world);
ground_shape.set_as_box((float)window_x_size/2,20.0f);
FixtureDescription fixture_desc(phys_world);
fixture_desc.set_shape(ground_shape);
fixture_desc.set_friction(1.0f);
fixture_desc.set_density(1000.0f);
Fixture ground_fixture(pc, ground, fixture_desc);
return ground;
}
Enemy::Enemy(Game &game_)
{
ID = staticID;
staticID++;
add_enemy(this);
game = &game_;
Canvas &canvas = game_.get_canvas();
PhysicsContext pc = game_.get_pc();
ResourceManager &resources = game_.get_resources();
//________________________________________________________________________
// G A M E P L A Y
type = go_enemy;
eType = T_HOVERBOT;
missile.set_game(*game);
missile.set_speed(90.0f);
missile.set_type(MissileDesc::mt_energy);
missile.should_hurt_player(true);
missile.should_hurt_enemy(false);
turret_angle = Angle(0,angle_degrees);
time_since_last_shoot = 0.0f;
//________________________________________________________________________
// R E N D E R
enemy = Sprite::resource(canvas,"Enemy1", resources);
enemy.set_play_loop(true);
//int x,y;
//Origin origin;
//enemy->get_alignment(origin,x,y);
update_callback = std::function<void(int)>(std::bind(&Enemy::update, this, std::placeholders::_1));
cc.connect(game_.get_draw_sig(), clan::bind_member(this, &Enemy::draw));
cc.connect(game_.get_update_sig(), update_callback);
//__________________________________________________________________________
// P H Y S I C S
BodyDescription body_desc(pc);
body_desc.set_position(0, game->get_height()-40);
body_desc.set_type(body_dynamic);
body_desc.set_angular_damping(100.0f);
PolygonShape shape(pc);
shape.set_as_box(enemy.get_width()/2.5f, enemy.get_height()/2.5f);
FixtureDescription fixture_desc(pc);
fixture_desc.set_density(1000.0f);
fixture_desc.set_shape(shape);
body = Body(pc, body_desc);
body.set_data(this);
Fixture(pc, body, fixture_desc);
pos.x = 50;
pos.y = 50;
life = 100;
is_dead = false;
body.set_position(pos);
speed = -35;
body.set_linear_velocity(Vec2f(speed,0));
target = Player::getPlayer1();
}
// The start of the Application
int Raycasting::start(const std::vector<std::string> &args)
{
//Remove the need to send physic world to every object. Instead send just the description.
//Fix having two fixtures working weirdly.
quit = false;
int window_x_size = 640;
int window_y_size = 480;
// Set the window
DisplayWindowDescription desc;
desc.set_title("ClanLib Raycasting Example");
desc.set_size(Size(window_x_size, window_y_size), true);
desc.set_allow_resize(false);
DisplayWindow window(desc);
// Connect the Window close event
Slot slot_quit = window.sig_window_close().connect(this, &Raycasting::on_window_close);
// Connect a keyboard handler to on_key_up()
Slot slot_input_up = (window.get_ic().get_keyboard()).sig_key_up().connect(this, &Raycasting::on_input_up);
// Create the canvas
Canvas canvas(window);
//Setup physic world
PhysicsWorldDescription phys_desc;
phys_desc.set_gravity(0.0f,10.0f);
phys_desc.set_sleep(true);
phys_desc.set_physic_scale(100);
phys_desc.set_timestep(1.0f/200.0f);
PhysicsWorld phys_world(phys_desc);
//Get the Physics Context
PhysicsContext pc = phys_world.get_pc();
//Setup ground body
BodyDescription ground_desc(phys_world);
ground_desc.set_position(Vec2f((float)window_x_size/2.0f,(float)window_y_size));
ground_desc.set_type(body_static);
Body ground(pc, ground_desc);
//Setup ground fixture
PolygonShape ground_shape(phys_world);
ground_shape.set_as_box((float)window_x_size/2,20.0f);
FixtureDescription fixture_desc(phys_world);
fixture_desc.set_shape(ground_shape);
Fixture ground_fixture(pc, ground, fixture_desc);
//Setup box body
BodyDescription box_desc(phys_world);
box_desc.set_position(Vec2f(10.0f,10.0f));
box_desc.set_type(body_dynamic);
box_desc.set_linear_velocity(Vec2f(100.0f,0.0f));
Body box(pc, box_desc);
box_desc.set_position(Vec2f((float)window_x_size-50.0f,100.0f));
box_desc.set_linear_velocity(Vec2f(-80.0f,0.0f));
Body box2(pc, box_desc);
//Setup box fixture
PolygonShape box_shape(phys_world);
box_shape.set_as_box(30.0f, 30.0f);
FixtureDescription fixture_desc2(phys_world);
fixture_desc2.set_shape(box_shape);
fixture_desc2.set_restitution(0.6f);
fixture_desc2.set_friction(0.0005f);
Fixture box_fixture(pc, box, fixture_desc2);
Fixture box_fixture2(pc, box2, fixture_desc2);
Vec2f ground_pos = ground.get_position();
unsigned int last_time = System::get_time();
//Setup debug draw.
PhysicsDebugDraw debug_draw(phys_world);
debug_draw.set_flags(f_shape|f_aabb);
GraphicContext gc = canvas.get_gc();
PhysicsQueryAssistant qa = phys_world.get_qa();
clan::Font font(canvas, "Tahoma", 12);
// Set raycast points
Pointf p1(300,500);
Pointf p2(100,100);
// Set query rect;
Rectf rect1(400.0f, 380.0f, Sizef(50.0f,50.0f));
// Run until someone presses escape
while (!quit)
{
unsigned int current_time = System::get_time();
float time_delta_ms = static_cast<float> (current_time - last_time);
last_time = current_time;
canvas.clear();
//Raycast
font.draw_text(canvas, 10,20, "Raycasting...");
qa.raycast_first(p1, p2);
if(qa.has_query_result())
{
font.draw_text(canvas, 100,20, "Found object !");
canvas.draw_line(p1,p2, Colorf::green);
}
else canvas.draw_line(p1, p2, Colorf::red);
//Raycast
//Query
font.draw_text(canvas, 10,35, "Querying...");
qa.query_any(rect1);
if(qa.has_query_result())
{
font.draw_text(canvas, 100,35, "Found object !");
canvas.draw_box(rect1, Colorf::green);
}
else canvas.draw_box(rect1, Colorf::red);
//Query
phys_world.step();
debug_draw.draw(canvas);
canvas.flush();
window.flip(1);
// This call processes user input and other events
KeepAlive::process(0);
System::sleep(10);
}
return 0;
}
Player::Player(Game &game_)
{
//Init static vars
Player::player1 = this;
Player::isPlayer1Playing = true;
//
game = &game_;
Canvas canvas = game_.get_canvas();
PhysicsContext pc = game_.get_pc();
ResourceManager resources = game_.get_resources();
vehicle = Sprite::resource(canvas, "Car1", resources);
vehicle.set_linear_filter(false);
//________________________________________________________________________
// T U R R E T
turret = Sprite::resource(canvas, "Turret1", resources);
turretBase = Sprite::resource(canvas, "Turret1Base", resources);
turret.set_linear_filter(false);
turretBase.set_linear_filter(false);
turret_angle = Angle(0,angle_degrees);
time_since_last_shoot = 0.0f;
missile.set_game(*game);
missile.set_speed(500.0f);
missile.set_type(MissileDesc::mt_bullet);
//________________________________________________________________________
// R E N D E R
draw_slot = game_.get_draw_sig().connect(this,&Player::draw);
update_slot = game_.get_update_sig().connect(this,&Player::update);
//________________________________________________________________________
// P H Y S I C S
BodyDescription body_desc(pc);
body_desc.set_position(0, game->get_height()-40);
body_desc.set_type(body_dynamic);
body_desc.set_angular_damping(100.0f);
PolygonShape shape(pc);
shape.set_as_box(vehicle.get_width()/2.5f, vehicle.get_height()/4.0f, Vec2f(0.0f, 5.0f), Angle(0, angle_degrees));
FixtureDescription fixture_desc(pc);
fixture_desc.set_density(1000.0f);
fixture_desc.set_shape(shape);
body = Body(pc, body_desc);
body.set_data(this);
Fixture(pc, body, fixture_desc);
/*
pos_x=0;
pos_y=game->get_height()-40;
*/
xAcc = 1000.0f;
yAcc = 600.0f;
x_max_speed=80.0f;
y_max_speed=40.0f;
x_speed=0.0f;
y_speed=0.0f;
go_right = false;
go_left = false;
go_up = false;
go_down = false;
doShoot1 = false;
doShoot2 = false;
wobble_timer = 0;
turretBasePos.x = 0.0f;
turretBasePos.y = 0.0f;
turretPos.x = 0.0f;
turretPos.y = 0.0f;
//__________________________________________________________________________
// G A M E P L A Y
type = go_player;
life = max_life = 100.0f;
is_dead= false;
target_x_pos = 0.0f;
target_y_pos = 0.0f;
}
//________________________________________________________________________
//________________________________________________________________________
Missile::Missile(MissileDesc &desc)
{
type = go_missile;
game = desc.game;
speed = desc.speed_;
angle = desc.angle_;
pos = desc.pos_;
mType = desc.mType_;
does_hurt_player = desc.does_hurt_player_;
does_hurt_enemy = desc.does_hurt_enemy_;
GraphicContext &gc = game->get_gc();
PhysicsContext pc = game->get_pc();
ResourceManager &resources = game->get_resources();
//___________________________________________________________________
// G F X
switch(mType)
{
case MissileDesc::mt_bullet:
bullet = Sprite::resource(gc, "Bullet1", resources);
damage = 20;
break;
case MissileDesc::mt_energy:
bullet = Sprite::resource(gc, "Bullet2", resources);
damage = 10;
break;
case MissileDesc::mt_rocket:
bullet = Sprite::resource(gc, "Rocket", resources);
damage = 50;
break;
}
bullet.set_linear_filter(false);
bullet.set_angle(angle);
//___________________________________________________________________
// P H Y S I C S
BodyDescription body_desc(pc);
body_desc.set_position(0, game->get_height()-40);
body_desc.set_type(body_dynamic);
PolygonShape shape(pc);
shape.set_as_box(bullet.get_width()/4, bullet.get_height()/4);
FixtureDescription fixture_desc(pc);
fixture_desc.set_density(50.0f);
fixture_desc.set_shape(shape);
body = Body(pc, body_desc);
body.set_data(this);
Fixture(pc, body, fixture_desc);
body.set_position(pos);
body.set_angle(angle);
x_speed = speed*cos(angle.to_radians());
y_speed = speed*sin(angle.to_radians());
body.set_linear_velocity(Vec2f(x_speed, y_speed));
lifeTime= 3000.0f;
currentLifeTime=0.0f;
//___________________________________________________________________
// C O R E
update_slot = game->get_update_sig().connect(this,&Missile::update);
draw_slot = game->get_draw_sig().connect(this,&Missile::draw);
should_die = false;
}