GCC Code Coverage Report

Line	Branch	Exec	Source
1			/*
2			* Copyright (c) 2000-2022 Inria
3			* All rights reserved.
4			*
5			* Redistribution and use in source and binary forms, with or without
6			* modification, are permitted provided that the following conditions are met:
7			*
8			* * Redistributions of source code must retain the above copyright notice,
9			* this list of conditions and the following disclaimer.
10			* * Redistributions in binary form must reproduce the above copyright notice,
11			* this list of conditions and the following disclaimer in the documentation
12			* and/or other materials provided with the distribution.
13			* * Neither the name of the ALICE Project-Team nor the names of its
14			* contributors may be used to endorse or promote products derived from this
15			* software without specific prior written permission.
16			*
17			* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18			* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20			* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
21			* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22			* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23			* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24			* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25			* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26			* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27			* POSSIBILITY OF SUCH DAMAGE.
28			*
29			* Contact: Bruno Levy
30			*
31			* https://www.inria.fr/fr/bruno-levy
32			*
33			* Inria,
34			* Domaine de Voluceau,
35			* 78150 Le Chesnay - Rocquencourt
36			* FRANCE
37			*
38			*/
39
40			#ifndef H_GEOGRAM_GFX_GUI_SIMPLE_APPLICATION_H
41			#define H_GEOGRAM_GFX_GUI_SIMPLE_APPLICATION_H
42
43			#include <geogram_gfx/basic/common.h>
44			#include <geogram_gfx/gui/application.h>
45			#include <geogram_gfx/gui/status_bar.h>
46			#include <geogram_gfx/gui/console.h>
47			#include <geogram_gfx/gui/text_editor.h>
48			#include <geogram_gfx/gui/command.h>
49			#include <geogram_gfx/gui/arc_ball.h>
50			#include <geogram_gfx/full_screen_effects/full_screen_effect.h>
51			#include <geogram_gfx/imgui_ext/imgui_ext.h>
52			#include <geogram_gfx/imgui_ext/icon_font.h>
53
54			#include <map>
55			#include <functional>
56
57			struct lua_State;
58
59			namespace GEO {
60
61			/**
62			* \brief SimpleApplication is an Application with pre-created
63			* and customizable menus, commands, graphic attributes,
64			* load and save dialogs, and text editor.
65			*/
66			class GEOGRAM_GFX_API SimpleApplication : public Application {
67			public:
68
69			/**
70			* \brief SimpleApplication constructor.
71			* \param[in] name the name of the application.
72			*/
73			SimpleApplication(const std::string& name);
74
75			/**
76			* \brief SimpleApplication destructor.
77			*/
78			~SimpleApplication() override;
79
80			/**
81			* \copydoc GEO::Application::draw_gui()
82			*/
83			void draw_gui() override;
84
85			/**
86			* \copydoc GEO::Application::draw_graphics()
87			*/
88			void draw_graphics() override;
89
90			/**
91			* \brief Saves the current content to a file.
92			* \details Baseclass implementation does nothing. Derived classes
93			* may overload this function.
94			* \retval true if the file could be sucessfully saved.
95			* \retval false otherwise
96			*/
97			virtual bool save(const std::string& filename);
98
99			/**
100			* \brief Loads a file.
101			* \details Baseclass implementation does nothing. Derived classes
102			* may overload this function.
103			* \retval true if the file could be sucessfully loaded
104			* \retval false otherwise
105			*/
106			virtual bool load(const std::string& filename);
107
108			/**
109			* \brief Gets the text editor.
110			* \return a reference to the text editor.
111			*/
112		✗	TextEditor& text_editor() {
113		✗	return text_editor_;
114			}
115
116			/**
117			* \brief Shows the text editor.
118			*/
119		✗	void show_text_editor() {
120		✗	text_editor_visible_ = true;
121		✗	}
122
123			/**
124			* \brief Hides the text editor.
125			*/
126			void hide_text_editor() {
127			text_editor_visible_ = false;
128			}
129
130			/**
131			* \brief Shows the console.
132			*/
133		✗	void show_console() {
134		✗	console_visible_ = true;
135		✗	}
136
137			/**
138			* \brief Hides the console.
139			*/
140		✗	void hide_console() {
141		✗	console_visible_ = false;
142		✗	}
143
144			/**
145			* \brief Restores default viewing parameters.
146			*/
147			void home();
148
149			/**
150			* \copydoc GEO::Application::set_style()
151			*/
152			void set_style(const std::string& style) override;
153
154			/**
155			* \brief Sets the region of interest
156			* \details This defines the default target of the camera
157			* \param[in] xmin , ymin , zmin , xmax , ymax , zmax the
158			* bounds of the region of interest.
159			*/
160			void set_region_of_interest(
161			double xmin, double ymin, double zmin,
162			double xmax, double ymax, double zmax
163			);
164
165			/**
166			* \brief Gets the region of interest
167			* \see set_region_of_interest()
168			* \param[out] xmin , ymin , zmin , xmax , ymax , zmax the
169			* bounds of the region of interest.
170			*/
171			void get_region_of_interest(
172			double& xmin, double& ymin, double& zmin,
173			double& xmax, double& ymax, double& zmax
174			) const;
175
176		✗	void zoom_in() {
177		✗	zoom_ *= 1.1;
178		✗	}
179
180		✗	void zoom_out() {
181		✗	zoom_ /= 1.1;
182		✗	}
183
184			void set_clipping(bool x) {
185			clipping_ = x;
186			}
187
188		✗	void set_lighting(bool x) {
189		✗	lighting_ = x;
190		✗	}
191
192		✗	void set_background_color(const vec4f& color) {
193		✗	background_color_ = color;
194		✗	}
195
196			virtual bool exec_command(const char* command);
197
198		✗	static SimpleApplication* instance() {
199		✗	return dynamic_cast<SimpleApplication*>(
200		✗	GEO::Application::instance()
201		✗	);
202			}
203
204			/**
205			* \brief Projects a point from model space to window coordinates.
206			* \param[in] p the point in model space coordinates.
207			* \return the point in window coordinates, that is
208			* [0,width-1] x [0,height-1]
209			*/
210			vec3 project(const vec3& p);
211
212			/**
213			* \brief Unprojects a 3d point from window coordinates to model space.
214			* \param[in] p the 3d point in window coordinates, that is
215			* [0,width-1] x [0,height-1]
216			* \return the point in model space coordinates.
217			*/
218			vec3 unproject(const vec3& p);
219
220			/**
221			* \brief Unprojects a 2d point from window coordinates to model space.
222			* \param[in] p the 2d point in screen space coordinates.
223			* \return the 2d point in model space coordinates.
224			*/
225			vec2 unproject_2d(const vec2& p);
226
227
228			/**
229			* \copydoc Application::drop_callback()
230			*/
231			void drop_callback(int nb, const char** f) override;
232
233			/**
234			* \brief Runs the key func associated with a given key
235			* \param[in] key the name of the key ("F5" for the F5 key)
236			* \details Does nothing if no function is associated with the key
237			*/
238		✗	void run_key_func(const std::string& key) {
239		✗	auto it = key_funcs_.find(key);
240		✗	if(it != key_funcs_.end()) {
241		✗	it->second();
242			}
243		✗	}
244
245			protected:
246			/**
247			* \brief Declares a function to be triggered when a key is pressed.
248			* \param[in] key the key ("a" for a, "F1" for F1)
249			* \param[in] cb the function to be called
250			* \param[in] help an optional help string
251			*/
252			void add_key_func(
253			const std::string& key, std::function<void()> cb,
254			const char* help = nullptr
255			);
256
257			/**
258			* \brief Declares a boolean to be toggled when a key is pressed.
259			* \param[in] key the key ("a" for a, "F1" for F1)
260			* \param[in] p_val a pointer to the boolean
261			* \param[in] help an optional help string
262			*/
263			void add_key_toggle(
264			const std::string& key, bool* p_val,
265			const char* help = nullptr
266			);
267
268			/**
269			* \copydoc GEO::Application::char_callback()
270			*/
271			void char_callback(unsigned int c) override;
272
273			/**
274			* \copydoc GEO::Application::key_callback()
275			*/
276			void key_callback(int key, int scancode, int action, int mods) override;
277
278			/**
279			* \copydoc GEO::Application::mouse_button_callback()
280			*/
281			void mouse_button_callback(
282			int button, int action, int mods, int source
283			) override;
284
285			/**
286			* \copydoc GEO::Application::cursor_pos_callback()
287			*/
288			void cursor_pos_callback(double x, double y, int source) override;
289
290			/**
291			* \copydoc GEO::Application::scroll_callback()
292			*/
293			void scroll_callback(double xoffset, double yoffset) override;
294
295			/**
296			* \brief Setups OpenGL for scene drawing.
297			*/
298			virtual void draw_scene_begin();
299
300			/**
301			* \brief Draws the scene.
302			*/
303			virtual void draw_scene();
304
305			/**
306			* \brief Cleanups OpenGL after scene drawing.
307			*/
308			virtual void draw_scene_end();
309
310			/**
311			* \brief Draws the viewer properties window frame and contents.
312			*/
313			virtual void draw_viewer_properties_window();
314
315			/**
316			* \brief Draws the contents of viewer properties window.
317			*/
318			virtual void draw_viewer_properties();
319
320			/**
321			* \brief Draw the object properties window frame and contents.
322			*/
323			virtual void draw_object_properties_window();
324
325			/**
326			* \brief Draws the contents of the object properties window.
327			*/
328			virtual void draw_object_properties();
329
330
331			/**
332			* \brief Draws the active command window if any.
333			*/
334			virtual void draw_command_window();
335
336			/**
337			* \brief Draws the console.
338			*/
339			virtual void draw_console();
340
341
342			/**
343			* \brief Draws the menu bar.
344			*/
345			virtual void draw_menu_bar();
346
347
348			/**
349			* \brief Draws the load menu and browser.
350			*/
351			virtual void draw_load_menu();
352
353			/**
354			* \brief Draws the save menu.
355			*/
356			virtual void draw_save_menu();
357
358			/**
359			* \brief Draws other file operation menu.
360			* \details Default implementation does nothing.
361			* It can be overloaded to add other menu
362			* items in the file menu.
363			*/
364			virtual void draw_fileops_menu();
365
366			/**
367			* \brief Draws the about box in the file menu.
368			*/
369			virtual void draw_about();
370
371			/**
372			* \brief Draws help info (accelarators)
373			*/
374			virtual void draw_help();
375
376			/**
377			* \brief Draws the windows menu.
378			*/
379			virtual void draw_windows_menu();
380
381			/**
382			* \brief Draws the application menus.
383			* \details Meant to be overloaded by derived classes.
384			*/
385			virtual void draw_application_menus();
386
387			/**
388			* \brief Draws the application icons on the menubar.
389			* \details Meant to be overloaded by derived classes.
390			*/
391			virtual void draw_application_icons();
392
393
394			/**
395			* \brief Draws a window to edit all command line arguments
396			*/
397			virtual void draw_command_line_editor();
398
399
400			/**
401			* \copydoc Application::post_draw()
402			*/
403			void post_draw() override;
404
405			/**
406			* \brief Tests whether a file can be loaded.
407			* \details This function can be used to filter the files displayed
408			* in the "Load..." menu. Baseclass implementation always return true.
409			* Derived classes may overload it and return false for files with
410			* unknown extensions.
411			*/
412			virtual bool can_load(const std::string& filename);
413
414			/**
415			* \brief Gets the list of supported file extensions for reading.
416			* \details This function may be olverloaded by derived class. Base
417			* class implementation returns "". If this function returns "", then
418			* no "Load..." option is displayed in the "File" menu.
419			* \return The semi-colon separated list of supported file extensions,
420			* or "*" if all file extensions are supported.
421			*/
422			virtual std::string supported_read_file_extensions();
423
424			/**
425			* \brief Gets the list of supported file extensions for writing.
426			* \details This function may be olverloaded by derived class. Base
427			* class implementation returns "". If this function returns "", then
428			* no "Save..." option is displayed in the "File" menu.
429			* If it returns a colon-separated list of extensions, then the
430			* "Save..." option displays a list of possible file names for each
431			* supported extension.
432			* \return The semi-colon separated list of supported file extensions,
433			* or "*" if all file extensions are supported.
434			*/
435			virtual std::string supported_write_file_extensions();
436
437			/**
438			* \copydoc GEO::Application::GL_initialize()
439			*/
440			void GL_initialize() override;
441
442			/**
443			* \copydoc GEO::Application::GL_terminate()
444			*/
445			void GL_terminate() override;
446
447			/**
448			* \brief Recursively browses a directory and generates
449			* menu items.
450			* \param[in] path the path to be browsed
451			* \param[in] subdirs if true, browse subdirectories as well
452			*/
453			void browse(const std::string& path, bool subdirs=false);
454
455			/**
456			* \copydoc GEO::Application::geogram_initialize()
457			*/
458			void geogram_initialize(int argc, char** argv) override;
459
460			/**
461			* \brief Sets the default filename used to save
462			* the current file.
463			* \param[in] filename the default filename.
464			*/
465		✗	void set_default_filename(const std::string& filename) {
466		✗	strcpy(filename_, filename.c_str());
467		✗	}
468
469			/**
470			* \brief Initializes a new colormap from name and xpm data.
471			* \details This function can be called only once the OpenGL
472			* context is ready, for instance in the init_graphics() function.
473			* \param[in] name the name of the colormap
474			* \param[in] xpm_data the image data of the colormap.
475			*/
476			void init_colormap(const std::string& name, const char** xpm_data);
477
478			/**
479			* \brief Initializes all the default colormaps.
480			* \details This function can be called only once the OpenGL
481			* context is ready, for instance in the init_graphics() function.
482			*/
483			void init_colormaps();
484
485			/**
486			* \copydoc Application::ImGui_initialize()
487			*/
488			void ImGui_initialize() override;
489
490		✗	void set_2d() {
491		✗	three_D_ = false;
492		✗	}
493
494			void set_3d() {
495			three_D_ = true;
496			}
497
498			void set_default_layout();
499
500			void resize(index_t w, index_t h, index_t fb_w, index_t fb_h) override;
501
502			virtual const char* default_layout() const;
503			virtual const char* default_layout_android_vertical() const;
504			virtual const char* default_layout_android_horizontal() const;
505
506			/**
507			* \brief This function is changed each time the user changed the
508			* value of a command line argument in the command line editor.
509			* \param[in] argname the name of the argument that changed
510			*/
511			virtual void command_line_arg_changed(const std::string& argname);
512
513			/**
514			* \brief Executes once again the latest issued command
515			* \details SimpleApplication has a mechanism to handle user commands
516			* implemented in menus. The latest command is memorized, and not
517			* directly executed when the user invokes a menu, this is to avoid
518			* launching a command while in ImGui rendering/event handler. In
519			* addition, one can use this mechanism to replay the latest
520			* memorized command (by default, this is bound to the F5 key).
521			*/
522			static void replay_latest_command();
523
524			/**
525			* \brief Copies a rectangular zone of the framebuffer to an image
526			* \param[in,out] image pointer to an image. If uninitialized, then
527			* it will be initialized to an RGB image of the specified size, else
528			* the present allocated image and colore ecoding are used.
529			* \param[in] x0 , y0 origin
530			* \param[in] width , height size. If not set, then window size is used.
531			* \param[in] redraw if set (default), then scene is redrawn before
532			* taking the snapshot, without the GUI superimposed, else the current
533			* content of the framebuffer is used (may have the GUI superimposed).
534			*/
535			virtual void snapshot(
536			Image* image,
537			index_t x0=0, index_t y0=0, index_t width=0, index_t height=0,
538			bool redraw = true
539			);
540
541			/**
542			* \brief Saves the framebuffer to an image
543			* \details The scene is redrawn without the gui.
544			* \param[in] filename if left unspecified, then the command line
545			* argument gui:snapshot_filename is used.
546			* \param[in] verbose if set, display a message with the snapshot
547			* filename
548			*/
549			virtual void snapshot(std::string filename = "", bool verbose=false);
550
551			/**
552			* \copydoc Application::declare_args()
553			*/
554			void declare_args() override;
555
556			protected:
557			bool locked_; // avoid starting command when command is running
558			bool lighting_;
559			bool edit_light_;
560			bool clipping_;
561			GLUPclipMode clip_mode_;
562			bool edit_clip_;
563			bool fixed_clip_;
564			GLenum effect_;
565			vec4f background_color_;
566
567			bool viewer_properties_visible_;
568			bool object_properties_visible_;
569			bool console_visible_;
570			bool text_editor_visible_;
571			bool use_text_editor_;
572			bool command_line_editor_visible_;
573
574			Box roi_;
575			double roi_radius_;
576			vec3 object_translation_;
577			ArcBall object_rotation_;
578			ArcBall light_rotation_;
579			ArcBall clip_rotation_;
580			vec3 clip_translation_;
581			bool three_D_;
582			double zoom_;
583			double zoom_down_; /**< Zoom when mouse down. */
584
585			bool props_pinned_;
586
587			enum MouseOp {
588			MOUSE_NOOP, MOUSE_ROTATE, MOUSE_TRANSLATE, MOUSE_ZOOM
589			} mouse_op_;
590
591			enum MouseTarget {
592			MOUSE_NOTARGET, MOUSE_OBJECT, MOUSE_LIGHT, MOUSE_CLIP
593			} mouse_target_;
594
595			vec2 mouse_down_xy_; // in [-1,1] x [-1,1]
596			vec2 mouse_xy_; // in [-1,1] x [-1,1]
597
598			// Current transform, for picking
599			GLint viewport_[4];
600			mat4 modelview_transpose_;
601			mat4 project_transpose_;
602
603			std::string path_;
604			std::string current_file_;
605			char filename_[geo_imgui_string_length]; // Buffer for file dialog.
606			GLuint geogram_logo_texture_;
607
608			Console_var console_;
609			StatusBar_var status_bar_;
610			TextEditor text_editor_;
611
612			std::map< std::string, std::function<void()> > key_funcs_;
613			std::map< std::string, std::string > key_funcs_help_;
614
615			struct ColormapInfo {
616		✗	ColormapInfo() : texture(0) {
617		✗	}
618			GLuint texture;
619			std::string name;
620			};
621
622			vector<ColormapInfo> colormaps_;
623			FullScreenEffectImpl_var full_screen_effect_;
624
625			lua_State* lua_state_;
626			bool lua_error_occured_;
627			};
628
629			}
630
631			#endif
632