void CollisionPolygon2D::_notification(int p_what) {
switch(p_what) {
case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
if (!is_inside_tree())
break;
_update_parent();
} break;
case NOTIFICATION_DRAW: {
for(int i=0;i<polygon.size();i++) {
Vector2 p = polygon[i];
Vector2 n = polygon[(i+1)%polygon.size()];
draw_line(p,n,Color(0,0.6,0.7,0.5),3);
}
Vector< Vector<Vector2> > decomp = Geometry::decompose_polygon(polygon);
#define DEBUG_DECOMPOSE
#ifdef DEBUG_DECOMPOSE
Color c(0.4,0.9,0.1);
for(int i=0;i<decomp.size();i++) {
c.set_hsv( Math::fmod(c.get_h() + 0.738,1),c.get_s(),c.get_v(),0.5);
draw_colored_polygon(decomp[i],c);
}
#endif
} break;
}
}
void CollisionShape2D::_notification(int p_what) {
switch(p_what) {
case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
if (!is_inside_scene())
break;
_update_parent();
} break;
/*
case NOTIFICATION_TRANSFORM_CHANGED: {
if (!is_inside_scene())
break;
_update_parent();
} break;*/
case NOTIFICATION_DRAW: {
rect=Rect2();
Color draw_col=Color(0,0.6,0.7,0.5);
if (shape->cast_to<LineShape2D>()) {
LineShape2D *l = shape->cast_to<LineShape2D>();
Vector2 point = l->get_d() * l->get_normal();
Vector2 l1[2]={point-l->get_normal().tangent()*100,point+l->get_normal().tangent()*100};
draw_line(l1[0],l1[1],draw_col,3);
Vector2 l2[2]={point,point+l->get_normal()*30};
draw_line(l2[0],l2[1],draw_col,3);
rect.pos=l1[0];
rect.expand_to(l1[1]);
rect.expand_to(l2[0]);
rect.expand_to(l2[1]);
} else if (shape->cast_to<SegmentShape2D>()) {
SegmentShape2D *s = shape->cast_to<SegmentShape2D>();
draw_line(s->get_a(),s->get_b(),draw_col,3);
rect.pos=s->get_a();
rect.expand_to(s->get_b());
} else if (shape->cast_to<RayShape2D>()) {
RayShape2D *s = shape->cast_to<RayShape2D>();
Vector2 tip = Vector2(0,s->get_length());
draw_line(Vector2(),tip,draw_col,3);
Vector<Vector2> pts;
float tsize=4;
pts.push_back(tip+Vector2(0,tsize));
pts.push_back(tip+Vector2(0.707*tsize,0));
pts.push_back(tip+Vector2(-0.707*tsize,0));
Vector<Color> cols;
for(int i=0;i<3;i++)
cols.push_back(draw_col);
draw_primitive(pts,cols,Vector<Vector2>()); //small arrow
rect.pos=Vector2();
rect.expand_to(tip);
rect=rect.grow(0.707*tsize);
} else if (shape->cast_to<CircleShape2D>()) {
CircleShape2D *s = shape->cast_to<CircleShape2D>();
Vector<Vector2> points;
for(int i=0;i<24;i++) {
points.push_back(Vector2(Math::cos(i*Math_PI*2/24.0),Math::sin(i*Math_PI*2/24.0))*s->get_radius());
}
draw_colored_polygon(points,draw_col);
rect.pos=-Point2(s->get_radius(),s->get_radius());
rect.size=Point2(s->get_radius(),s->get_radius())*2.0;
} else if (shape->cast_to<RectangleShape2D>()) {
RectangleShape2D *s = shape->cast_to<RectangleShape2D>();
Vector2 he = s->get_extents();
rect=Rect2(-he,he*2.0);
draw_rect(rect,draw_col);;
} else if (shape->cast_to<CapsuleShape2D>()) {
CapsuleShape2D *s = shape->cast_to<CapsuleShape2D>();
Vector<Vector2> points;
for(int i=0;i<24;i++) {
Vector2 ofs = Vector2(0,(i>6 && i<=18) ? -s->get_height()*0.5 : s->get_height()*0.5);
points.push_back(Vector2(Math::sin(i*Math_PI*2/24.0),Math::cos(i*Math_PI*2/24.0))*s->get_radius() + ofs);
if (i==6 || i==18)
points.push_back(Vector2(Math::sin(i*Math_PI*2/24.0),Math::cos(i*Math_PI*2/24.0))*s->get_radius() - ofs);
}
draw_colored_polygon(points,draw_col);
Vector2 he=Point2(s->get_radius(),s->get_radius()+s->get_height()*0.5);
rect.pos=-he;
rect.size=he*2.0;
} else if (shape->cast_to<ConvexPolygonShape2D>()) {
ConvexPolygonShape2D *s = shape->cast_to<ConvexPolygonShape2D>();
Vector<Vector2> points = s->get_points();
for(int i=0;i<points.size();i++) {
if (i==0)
rect.pos=points[i];
else
rect.expand_to(points[i]);
}
draw_colored_polygon(points,draw_col);
}
rect=rect.grow(3);
} break;
}
}
void CollisionPolygon2D::_notification(int p_what) {
switch(p_what) {
case NOTIFICATION_ENTER_TREE: {
unparenting=false;
can_update_body=get_tree()->is_editor_hint();
if (!get_tree()->is_editor_hint()) {
//display above all else
set_z_as_relative(false);
set_z(VS::CANVAS_ITEM_Z_MAX-1);
}
} break;
case NOTIFICATION_EXIT_TREE: {
can_update_body=false;
} break;
case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
if (!is_inside_tree())
break;
if (can_update_body) {
_update_parent();
} else if (shape_from>=0 && shape_to>=0) {
CollisionObject2D *co = get_parent()->cast_to<CollisionObject2D>();
for(int i=shape_from;i<=shape_to;i++) {
co->set_shape_transform(i,get_transform());
}
}
} break;
case NOTIFICATION_DRAW: {
if (!get_tree()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) {
break;
}
for(int i=0;i<polygon.size();i++) {
Vector2 p = polygon[i];
Vector2 n = polygon[(i+1)%polygon.size()];
draw_line(p,n,Color(0.9,0.2,0.0,0.8),3);
}
#define DEBUG_DECOMPOSE
#if defined(TOOLS_ENABLED) && defined (DEBUG_DECOMPOSE)
Vector< Vector<Vector2> > decomp = _decompose_in_convex();
Color c(0.4,0.9,0.1);
for(int i=0;i<decomp.size();i++) {
c.set_hsv( Math::fmod(c.get_h() + 0.738,1),c.get_s(),c.get_v(),0.5);
draw_colored_polygon(decomp[i],c);
}
#else
draw_colored_polygon(polygon,get_tree()->get_debug_collisions_color());
#endif
} break;
case NOTIFICATION_UNPARENTED: {
unparenting = true;
_update_parent();
} break;
}
}
