448 lines
12 KiB
C++
448 lines
12 KiB
C++
/*************************************************************************/
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/* viewport.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef VIEWPORT_H
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#define VIEWPORT_H
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#include "scene/main/node.h"
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#include "servers/visual_server.h"
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#include "scene/resources/world_2d.h"
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#include "math_2d.h"
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#include "scene/resources/texture.h"
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/**
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@author Juan Linietsky <reduzio@gmail.com>
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*/
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class Camera;
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class Camera2D;
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class Listener;
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class Control;
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class CanvasItem;
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class Panel;
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class Label;
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class Timer;
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class Viewport;
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class ViewportTexture : public Texture {
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GDCLASS( ViewportTexture, Texture );
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NodePath path;
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friend class Viewport;
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Viewport* vp;
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protected:
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static void _bind_methods();
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public:
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void set_viewport_path_in_scene(const NodePath& p_path);
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NodePath get_viewport_path_in_scene() const;
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virtual void setup_local_to_scene();
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virtual int get_width() const;
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virtual int get_height() const;
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virtual Size2 get_size() const;
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virtual RID get_rid() const;
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virtual bool has_alpha() const;
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virtual void set_flags(uint32_t p_flags);
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virtual uint32_t get_flags() const;
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ViewportTexture();
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~ViewportTexture();
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};
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class Viewport : public Node {
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GDCLASS( Viewport, Node );
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public:
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enum UpdateMode {
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UPDATE_DISABLED,
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UPDATE_ONCE, //then goes to disabled
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UPDATE_WHEN_VISIBLE, // default
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UPDATE_ALWAYS
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};
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enum ShadowAtlasQuadrantSubdiv {
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SHADOW_ATLAS_QUADRANT_SUBDIV_DISABLED,
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SHADOW_ATLAS_QUADRANT_SUBDIV_1,
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SHADOW_ATLAS_QUADRANT_SUBDIV_4,
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SHADOW_ATLAS_QUADRANT_SUBDIV_16,
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SHADOW_ATLAS_QUADRANT_SUBDIV_64,
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SHADOW_ATLAS_QUADRANT_SUBDIV_256,
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SHADOW_ATLAS_QUADRANT_SUBDIV_1024,
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SHADOW_ATLAS_QUADRANT_SUBDIV_MAX,
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};
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enum MSAA {
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MSAA_DISABLED,
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MSAA_2X,
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MSAA_4X,
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MSAA_8X,
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MSAA_16X,
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};
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private:
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friend class ViewportTexture;
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Viewport *parent;
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Listener *listener;
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Set<Listener*> listeners;
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Camera *camera;
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Set<Camera*> cameras;
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RID viewport;
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RID current_canvas;
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bool audio_listener;
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RID internal_listener;
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bool audio_listener_2d;
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RID internal_listener_2d;
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Transform2D canvas_transform;
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Transform2D global_canvas_transform;
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Transform2D stretch_transform;
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Size2 size;
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Rect2 to_screen_rect;
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RID contact_2d_debug;
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RID contact_3d_debug_multimesh;
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RID contact_3d_debug_instance;
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bool size_override;
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bool size_override_stretch;
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Size2 size_override_size;
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Size2 size_override_margin;
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Rect2 last_vp_rect;
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bool transparent_bg;
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bool vflip;
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bool clear_on_new_frame;
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bool filter;
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bool gen_mipmaps;
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bool physics_object_picking;
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List<InputEvent> physics_picking_events;
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ObjectID physics_object_capture;
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ObjectID physics_object_over;
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Vector2 physics_last_mousepos;
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void _test_new_mouseover(ObjectID new_collider);
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Map<ObjectID,uint64_t> physics_2d_mouseover;
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void _update_rect();
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void _parent_resized();
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void _parent_draw();
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void _parent_visibility_changed();
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Ref<World2D> world_2d;
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Ref<World> world;
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Ref<World> own_world;
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StringName input_group;
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StringName gui_input_group;
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StringName unhandled_input_group;
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StringName unhandled_key_input_group;
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void _update_listener();
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void _update_listener_2d();
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void _propagate_enter_world(Node *p_node);
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void _propagate_exit_world(Node *p_node);
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void _propagate_viewport_notification(Node *p_node, int p_what);
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void _update_stretch_transform();
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void _update_global_transform();
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bool disable_3d;
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UpdateMode update_mode;
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RID texture_rid;
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uint32_t texture_flags;
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int shadow_atlas_size;
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ShadowAtlasQuadrantSubdiv shadow_atlas_quadrant_subdiv[4];
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MSAA msaa;
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bool hdr;
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Ref<ViewportTexture> default_texture;
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Set<ViewportTexture*> viewport_textures;
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struct GUI {
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// info used when this is a window
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bool key_event_accepted;
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Control *mouse_focus;
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int mouse_focus_button;
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Control *key_focus;
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Control *mouse_over;
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Control *tooltip;
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Panel *tooltip_popup;
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Label *tooltip_label;
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Point2 tooltip_pos;
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Point2 last_mouse_pos;
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Point2 drag_accum;
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bool drag_attempted;
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Variant drag_data;
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Control *drag_preview;
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float tooltip_timer;
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float tooltip_delay;
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List<Control*> modal_stack;
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unsigned int cancelled_input_ID;
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Transform2D focus_inv_xform;
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bool subwindow_order_dirty;
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List<Control*> subwindows;
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bool roots_order_dirty;
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List<Control*> roots;
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int canvas_sort_index; //for sorting items with canvas as root
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GUI();
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} gui;
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bool disable_input;
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void _gui_call_input(Control *p_control,const InputEvent& p_input);
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void _gui_sort_subwindows();
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void _gui_sort_roots();
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void _gui_sort_modal_stack();
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Control* _gui_find_control(const Point2& p_global);
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Control* _gui_find_control_at_pos(CanvasItem* p_node,const Point2& p_global,const Transform2D& p_xform,Transform2D& r_inv_xform);
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void _gui_input_event(InputEvent p_event);
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void update_worlds();
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_FORCE_INLINE_ Transform2D _get_input_pre_xform() const;
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void _vp_enter_tree();
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void _vp_exit_tree();
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void _vp_input(const InputEvent& p_ev);
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void _vp_input_text(const String& p_text);
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void _vp_unhandled_input(const InputEvent& p_ev);
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void _make_input_local(InputEvent& ev);
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friend class Control;
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List<Control*>::Element* _gui_add_root_control(Control* p_control);
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List<Control*>::Element* _gui_add_subwindow_control(Control* p_control);
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void _gui_set_subwindow_order_dirty();
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void _gui_set_root_order_dirty();
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void _gui_remove_modal_control(List<Control*>::Element *MI);
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void _gui_remove_from_modal_stack(List<Control*>::Element *MI,ObjectID p_prev_focus_owner);
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void _gui_remove_root_control(List<Control*>::Element *RI);
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void _gui_remove_subwindow_control(List<Control*>::Element* SI);
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void _gui_cancel_tooltip();
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void _gui_show_tooltip();
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void _gui_remove_control(Control *p_control);
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void _gui_hid_control(Control *p_control);
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void _gui_force_drag(Control *p_base,const Variant& p_data,Control *p_control);
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void _gui_set_drag_preview(Control *p_base,Control *p_control);
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bool _gui_is_modal_on_top(const Control* p_control);
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List<Control*>::Element* _gui_show_modal(Control* p_control);
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void _gui_remove_focus();
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void _gui_unfocus_control(Control *p_control);
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bool _gui_control_has_focus(const Control* p_control);
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void _gui_control_grab_focus(Control* p_control);
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void _gui_grab_click_focus(Control *p_control);
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void _gui_accept_event();
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Control *_gui_get_focus_owner();
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Vector2 _get_window_offset() const;
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bool _gui_drop(Control *p_at_control,Point2 p_at_pos,bool p_just_check);
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friend class Listener;
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void _listener_transform_changed_notify();
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void _listener_set(Listener* p_listener);
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bool _listener_add(Listener* p_listener); //true if first
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void _listener_remove(Listener* p_listener);
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void _listener_make_next_current(Listener* p_exclude);
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friend class Camera;
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void _camera_transform_changed_notify();
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void _camera_set(Camera* p_camera);
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bool _camera_add(Camera* p_camera); //true if first
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void _camera_remove(Camera* p_camera);
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void _camera_make_next_current(Camera* p_exclude);
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protected:
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void _notification(int p_what);
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static void _bind_methods();
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public:
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Listener* get_listener() const;
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Camera* get_camera() const;
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void set_as_audio_listener(bool p_enable);
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bool is_audio_listener() const;
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void set_as_audio_listener_2d(bool p_enable);
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bool is_audio_listener_2d() const;
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void set_size(const Size2& p_size);
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Size2 get_size() const;
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Rect2 get_visible_rect() const;
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RID get_viewport_rid() const;
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void set_world(const Ref<World>& p_world);
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void set_world_2d(const Ref<World2D>& p_world_2d);
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Ref<World> get_world() const;
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Ref<World> find_world() const;
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Ref<World2D> get_world_2d() const;
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Ref<World2D> find_world_2d() const;
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void set_canvas_transform(const Transform2D& p_transform);
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Transform2D get_canvas_transform() const;
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void set_global_canvas_transform(const Transform2D& p_transform);
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Transform2D get_global_canvas_transform() const;
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Transform2D get_final_transform() const;
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void set_transparent_background(bool p_enable);
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bool has_transparent_background() const;
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void set_size_override(bool p_enable,const Size2& p_size=Size2(-1,-1),const Vector2& p_margin=Vector2());
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Size2 get_size_override() const;
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bool is_size_override_enabled() const;
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void set_size_override_stretch(bool p_enable);
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bool is_size_override_stretch_enabled() const;
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void set_vflip(bool p_enable);
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bool get_vflip() const;
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void set_clear_on_new_frame(bool p_enable);
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bool get_clear_on_new_frame() const;
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void clear();
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void set_update_mode(UpdateMode p_mode);
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UpdateMode get_update_mode() const;
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Ref<ViewportTexture> get_texture() const;
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void set_shadow_atlas_size(int p_size);
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int get_shadow_atlas_size() const;
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void set_shadow_atlas_quadrant_subdiv(int p_quadrant,ShadowAtlasQuadrantSubdiv p_subdiv);
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ShadowAtlasQuadrantSubdiv get_shadow_atlas_quadrant_subdiv(int p_quadrant) const;
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void set_msaa(MSAA p_msaa);
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MSAA get_msaa() const;
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void set_hdr(bool p_hdr);
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bool get_hdr() const;
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Vector2 get_camera_coords(const Vector2& p_viewport_coords) const;
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Vector2 get_camera_rect_size() const;
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void queue_screen_capture();
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Image get_screen_capture() const;
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void set_use_own_world(bool p_world);
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bool is_using_own_world() const;
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void input(const InputEvent& p_event);
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void unhandled_input(const InputEvent& p_event);
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void set_disable_input(bool p_disable);
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bool is_input_disabled() const;
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void set_disable_3d(bool p_disable);
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bool is_3d_disabled() const;
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void set_attach_to_screen_rect(const Rect2& p_rect);
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Rect2 get_attach_to_screen_rect() const;
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Vector2 get_mouse_pos() const;
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void warp_mouse(const Vector2& p_pos);
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void set_physics_object_picking(bool p_enable);
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bool get_physics_object_picking();
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bool gui_has_modal_stack() const;
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Variant gui_get_drag_data() const;
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Control *get_modal_stack_top() const;
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void gui_reset_canvas_sort_index();
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int gui_get_canvas_sort_index();
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virtual String get_configuration_warning() const;
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Viewport();
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~Viewport();
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};
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VARIANT_ENUM_CAST( Viewport::UpdateMode );
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VARIANT_ENUM_CAST( Viewport::ShadowAtlasQuadrantSubdiv );
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VARIANT_ENUM_CAST( Viewport::MSAA );
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#endif
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