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/*************************************************************************/
/* collision_shape_2d.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
# include "collision_shape_2d.h"
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# include "collision_object_2d.h"
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# include "engine.h"
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# include "scene/resources/capsule_shape_2d.h"
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# include "scene/resources/circle_shape_2d.h"
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# include "scene/resources/concave_polygon_shape_2d.h"
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# include "scene/resources/convex_polygon_shape_2d.h"
# include "scene/resources/rectangle_shape_2d.h"
# include "scene/resources/segment_shape_2d.h"
# include "scene/resources/shape_line_2d.h"
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void CollisionShape2D : : _shape_changed ( ) {
update ( ) ;
}
void CollisionShape2D : : _notification ( int p_what ) {
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switch ( p_what ) {
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case NOTIFICATION_PARENTED : {
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parent = Object : : cast_to < CollisionObject2D > ( get_parent ( ) ) ;
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if ( parent ) {
owner_id = parent - > create_shape_owner ( this ) ;
if ( shape . is_valid ( ) ) {
parent - > shape_owner_add_shape ( owner_id , shape ) ;
}
parent - > shape_owner_set_transform ( owner_id , get_transform ( ) ) ;
parent - > shape_owner_set_disabled ( owner_id , disabled ) ;
parent - > shape_owner_set_one_way_collision ( owner_id , one_way_collision ) ;
}
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/*if (Engine::get_singleton()->is_editor_hint()) {
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//display above all else
set_z_as_relative ( false ) ;
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set_z ( VS : : CANVAS_ITEM_Z_MAX - 1 ) ;
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} */
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} break ;
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case NOTIFICATION_LOCAL_TRANSFORM_CHANGED : {
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if ( parent ) {
parent - > shape_owner_set_transform ( owner_id , get_transform ( ) ) ;
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}
} break ;
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case NOTIFICATION_UNPARENTED : {
if ( parent ) {
parent - > remove_shape_owner ( owner_id ) ;
}
owner_id = 0 ;
parent = NULL ;
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} break ;
/*
case NOTIFICATION_TRANSFORM_CHANGED : {
if ( ! is_inside_scene ( ) )
break ;
_update_parent ( ) ;
} break ; */
case NOTIFICATION_DRAW : {
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if ( ! Engine : : get_singleton ( ) - > is_editor_hint ( ) & & ! get_tree ( ) - > is_debugging_collisions_hint ( ) ) {
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break ;
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}
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if ( ! shape . is_valid ( ) ) {
break ;
}
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rect = Rect2 ( ) ;
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Color draw_col = get_tree ( ) - > get_debug_collisions_color ( ) ;
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if ( disabled ) {
float g = draw_col . gray ( ) ;
draw_col . r = g ;
draw_col . g = g ;
draw_col . b = g ;
}
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shape - > draw ( get_canvas_item ( ) , draw_col ) ;
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rect = shape - > get_rect ( ) ;
rect = rect . grow ( 3 ) ;
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if ( one_way_collision ) {
Color dcol = get_tree ( ) - > get_debug_collisions_color ( ) ; //0.9,0.2,0.2,0.4);
dcol . a = 1.0 ;
Vector2 line_to ( 0 , 20 ) ;
draw_line ( Vector2 ( ) , line_to , dcol , 3 ) ;
Vector < Vector2 > pts ;
float tsize = 8 ;
pts . push_back ( line_to + ( Vector2 ( 0 , tsize ) ) ) ;
pts . push_back ( line_to + ( Vector2 ( 0.707 * tsize , 0 ) ) ) ;
pts . push_back ( line_to + ( Vector2 ( - 0.707 * tsize , 0 ) ) ) ;
Vector < Color > cols ;
for ( int i = 0 ; i < 3 ; i + + )
cols . push_back ( dcol ) ;
draw_primitive ( pts , cols , Vector < Vector2 > ( ) ) ; //small arrow
}
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} break ;
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}
}
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void CollisionShape2D : : set_shape ( const Ref < Shape2D > & p_shape ) {
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if ( shape . is_valid ( ) )
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shape - > disconnect ( " changed " , this , " _shape_changed " ) ;
shape = p_shape ;
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update ( ) ;
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if ( parent ) {
parent - > shape_owner_clear_shapes ( owner_id ) ;
if ( shape . is_valid ( ) ) {
parent - > shape_owner_add_shape ( owner_id , shape ) ;
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}
}
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if ( shape . is_valid ( ) )
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shape - > connect ( " changed " , this , " _shape_changed " ) ;
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update_configuration_warning ( ) ;
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}
Ref < Shape2D > CollisionShape2D : : get_shape ( ) const {
return shape ;
}
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Rect2 CollisionShape2D : : _edit_get_rect ( ) const {
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return rect ;
}
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bool CollisionShape2D : : _edit_is_selected_on_click ( const Point2 & p_point , double p_tolerance ) const {
if ( ! shape . is_valid ( ) )
return false ;
return shape - > _edit_is_selected_on_click ( p_point , p_tolerance ) ;
}
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String CollisionShape2D : : get_configuration_warning ( ) const {
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if ( ! Object : : cast_to < CollisionObject2D > ( get_parent ( ) ) ) {
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return TTR ( " CollisionShape2D only serves to provide a collision shape to a CollisionObject2D derived node. Please only use it as a child of Area2D, StaticBody2D, RigidBody2D, KinematicBody2D, etc. to give them a shape. " ) ;
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}
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if ( ! shape . is_valid ( ) ) {
return TTR ( " A shape must be provided for CollisionShape2D to function. Please create a shape resource for it! " ) ;
}
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return String ( ) ;
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}
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void CollisionShape2D : : set_disabled ( bool p_disabled ) {
disabled = p_disabled ;
update ( ) ;
if ( parent ) {
parent - > shape_owner_set_disabled ( owner_id , p_disabled ) ;
}
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}
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bool CollisionShape2D : : is_disabled ( ) const {
return disabled ;
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}
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void CollisionShape2D : : set_one_way_collision ( bool p_enable ) {
one_way_collision = p_enable ;
update ( ) ;
if ( parent ) {
parent - > shape_owner_set_one_way_collision ( owner_id , p_enable ) ;
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}
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}
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bool CollisionShape2D : : is_one_way_collision_enabled ( ) const {
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return one_way_collision ;
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}
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void CollisionShape2D : : _bind_methods ( ) {
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ClassDB : : bind_method ( D_METHOD ( " set_shape " , " shape " ) , & CollisionShape2D : : set_shape ) ;
ClassDB : : bind_method ( D_METHOD ( " get_shape " ) , & CollisionShape2D : : get_shape ) ;
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ClassDB : : bind_method ( D_METHOD ( " set_disabled " , " disabled " ) , & CollisionShape2D : : set_disabled ) ;
ClassDB : : bind_method ( D_METHOD ( " is_disabled " ) , & CollisionShape2D : : is_disabled ) ;
ClassDB : : bind_method ( D_METHOD ( " set_one_way_collision " , " enabled " ) , & CollisionShape2D : : set_one_way_collision ) ;
ClassDB : : bind_method ( D_METHOD ( " is_one_way_collision_enabled " ) , & CollisionShape2D : : is_one_way_collision_enabled ) ;
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ClassDB : : bind_method ( D_METHOD ( " _shape_changed " ) , & CollisionShape2D : : _shape_changed ) ;
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ADD_PROPERTYNZ ( PropertyInfo ( Variant : : OBJECT , " shape " , PROPERTY_HINT_RESOURCE_TYPE , " Shape2D " ) , " set_shape " , " get_shape " ) ;
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ADD_PROPERTYNZ ( PropertyInfo ( Variant : : BOOL , " disabled " ) , " set_disabled " , " is_disabled " ) ;
ADD_PROPERTYNZ ( PropertyInfo ( Variant : : BOOL , " one_way_collision " ) , " set_one_way_collision " , " is_one_way_collision_enabled " ) ;
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}
CollisionShape2D : : CollisionShape2D ( ) {
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rect = Rect2 ( - Point2 ( 10 , 10 ) , Point2 ( 20 , 20 ) ) ;
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set_notify_local_transform ( true ) ;
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owner_id = 0 ;
parent = NULL ;
disabled = false ;
one_way_collision = false ;
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}