d3edit.h

/*
* Descent 3
* Copyright (C) 2024 Parallax Software
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.

--- HISTORICAL COMMENTS FOLLOW ---

 * $Logfile: /DescentIII/Main/editor/d3edit.h $
 * $Revision: 1.1.1.1 $
 * $Date: 2003-08-26 03:57:37 $
 * $Author: kevinb $
 *
 * <insert description of file here>
 *
 * $Log: not supported by cvs2svn $
 *
 * 45    3/30/99 6:24p Matt
 * Added new error system, where instead of putting up an error message, a
 * function returns a failure code & returns an error message that the
 * caller can display if it wants.
 *
 * 44    1/29/99 12:48p Matt
 * Rewrote the doorway system
 *
 * 43    12/01/98 11:17p Matt
 * Added menu option to disable drawing objects in the wireframe view
 *
 * 42    10/14/98 4:34p Matt
 * Added a macro to make EditorMessageBox() do OutrageMessageBox() if
 * EDITOR is defined.
 *
 * 41    9/04/98 3:16p Samir
 * control whether to allow joystick slewing.
 *
 * 40    9/04/98 12:29p Matt
 * Added marked edge & vertex in the editor
 *
 * 39    8/27/98 6:42p Chris
 * Added the goal keypad and the start of the matcen keypad
 *
 * 38    6/17/98 12:30p Samir
 * don't draw wireframe when moving an object.
 *
 * 37    6/15/98 4:00p Jason
 * replaced monochromatic polymodel lighting with rgb lighting
 *
 * 36    6/10/98 12:18p Matt
 * Added hack to fix bug until Samir can fix it for real.
 *
 * 35    2/10/98 1:58p Chris
 * Improved the path system
 *
 * 34    1/28/98 5:07p Samir
 * Object modeless settings added.
 *
 * 33    1/26/98 4:33p Samir
 * Added ability to copy object ids.
 *
 * 32    1/21/98 12:32p Matt
 * Revamped viewer system
 *
 * 31    1/02/98 6:35p Matt
 * Got rid of Render_viewport
 *
 * 30    12/29/97 5:44p Samir
 * Took out references to grViewport and old 2d library.
 *
 * 29    12/19/97 11:25a Samir
 * g3_StartFrame and g3_EndFrame replaced by EditorStartFrame and
 * EditorEndFrame
 *
 * 28    12/02/97 5:30p Samir
 * New file dialog interface implemented.
 *
 * 27    12/01/97 6:06p Samir
 * Implemented new FileDialog tracker system.
 *
 * 26    10/28/97 3:41p Jason
 * added "use hemicubes" option
 *
 * 25    9/29/97 12:09p Jason
 * added functionality to doorway system
 *
 * 24    9/17/97 12:58p Samir
 * Got rid of Curve Keypad.
 *
 * 23    9/17/97 11:40a Matt
 * Ripped out segment code
 *
 * 22    9/17/97 11:16a Matt
 * Ripped out segment code
 *
 * 21    9/11/97 5:46p Jason
 * first pass at getting doors to work with room engine
 *
 * 20    9/08/97 4:05p Samir
 * Fixed some warnings and took out extranneous includes to windows.h in
 * important headers.
 *
 * 19    9/06/97 3:15p Matt
 * Ripped out current trigger, added current portal
 *
 * 18    9/04/97 4:44p Matt
 * Declare room, group, & segment types here so we don't need to include
 * those header files, reducing compile times when one of them changes.
 *
 * 17    8/29/97 5:25p Matt
 * Added Placed_group
 *
 * 16    8/29/97 3:31p Samir
 * Fixed problem with room keypad not showing up.  had to remove segment
 * tab constant.
 *
 * 15    8/29/97 1:50p Samir
 * Added object_move_axis to d3editstate.
 *
 * 14    8/18/97 6:59p Matt
 * Implemented Place Room/Attach room system
 *
 * 13    8/12/97 4:09p Matt
 * Added vars for current building & clutter
 *
 * 12    8/01/97 11:59a Samir
 * Added a preference for debugging in fullscreen.
 *
 * 11    7/29/97 12:26p Jason
 * added gamefile field to d3editstate
 *
 * 10    7/24/97 2:56p Matt
 * Got rid of D3EditState fields that duplicated other variables
 *
 * 9     7/22/97 7:07p Matt
 * Cleaned up D3EditState, moving some vars in and some out, and renaming
 * and changing a few others
 *
 * 8     7/17/97 7:21p Matt
 * Added var for current level script
 *
 * 51    6/30/97 1:29p Jason
 * added yet more room functions (netherspace stuff)
 *
 * 50    6/27/97 3:04p Jason
 * added cool room stuff
 *
 * 49    6/27/97 12:18p Samir
 * Added RoomKeypadDialog
 *
 * 48    6/16/97 2:34p Jason
 * added 3dfx support
 *
 * 47    6/05/97 6:10p Jason
 * added support for zbuffering and bilinear filtering
 *
 * 46    6/05/97 3:38p Samir
 * Added megacell keypad.
 *
 * 45    6/05/97 2:52p Jason
 * added megacell functions
 *
 * 44    5/27/97 5:41p Jason
 * added toggling of opengl renderer
 *
 * 43    5/21/97 3:39p Jason
 * added terrain editing stuff
 *
 * 42    5/21/97 12:29p Jason
 * added the ability to draw terrain dots in mine view
 *
 * 41    4/30/97 5:43p Jason
 * added ability to toggle whether or not you want to run in 16 bit mode
 *
 * 40    4/08/97 10:41a Jason
 * implemented path following interface
 *
 * 39    4/04/97 3:15p Samir
 * Added paths keypad, removed player keypad since it's joined with object
 * keypad.
 *
 * 38    4/02/97 8:07p Matt
 * Added variable & button to toggle object move state
 *
 * 37    4/02/97 3:24p Jason
 * got rid of WV_changed and made TV_changed update the textured view and
 * flag "World_changed"
 *
 * 36    3/31/97 5:57p Matt
 * Revamped mine update flags
 *
 * 35    3/31/97 3:47p Matt
 * Added code to keep track of, render, and display current vertex.
 *
 * 34    3/31/97 3:13p Jason
 * added ship,weapon,and sounds to d3edit and zeroed it out upon startup
 *
 * 33    3/26/97 6:32p Samir
 * Changed order of keypads.
 *
 * 32    3/26/97 4:38p Samir
 * Added SplashMessage function.
 *
 * 31    3/25/97 2:50p Jason
 * added current_robot field
 *
 * 30    3/24/97 12:33p Samir
 * Added current trigger type.
 *
 * 29    3/20/97 4:22p Samir
 * Added Segment Sizing mode and side sizing.
 *
 * 28    3/17/97 12:24a Matt
 * Added warning segs list
 *
 * 27    3/12/97 3:27p Matt
 * Added scrap buffer
 *
 * 26    3/11/97 2:54p Samir
 * Add some vars useful for rotation of segments.
 *
 * 25    3/07/97 4:18p Jason
 * implemented terrain functionality in the editor
 *
 * 24    3/05/97 1:01p Samir
 * Added current doorway global
 *
 * 23    3/05/97 11:49a Samir
 * Added doorway and terrain keypad tabs.
 *
 * 22    3/04/97 7:13p Samir
 * Added current_door and Current_trigger globals.
 *
 * 21    2/28/97 6:37p Matt
 * Added variable & toggle button for box selection mode
 *
 * 20    2/28/97 12:11p Matt
 * Added vars for selected seg list
 *
 * 19    2/24/97 5:51p Matt
 * Added vars for Markedsegp & Markedside
 *
 * 18    2/19/97 5:39p Matt
 * Made EditorStatus() take printf-type args, as the D1/D2 function did.
 *
 * 17    2/18/97 6:21p Samir
 * Added EditorStatus function to print messages on the status bar.
 *
 * 16    2/18/97 12:46p Samir
 * Added current object type editor state.
 *
 * 15    2/10/97 5:41p Matt
 * Added a couple more vars
 *
 * 14    2/07/97 6:00p Matt
 * Added Mine_changed
 *
 * 13    2/06/97 11:59a Matt
 * Added externs for Cursegp,Curside,Curedge
 *
 * 12    2/05/97 11:13a Samir
 * Added D3windowed preference
 *
 * 11    2/03/97 5:57p Matt
 * Added missing include
 *
 * 10    1/30/97 7:48p Jason
 * added support for powerup pages
 *
 * 9     1/23/97 4:57p Samir
 * Added a bunch of window position vars.
 *
 * 8     1/21/97 12:52p Samir
 * Added texture and wireframe screen dims to d3editstate struct.
 *
 * 7     1/20/97 3:51p Samir
 * Took out EDITOR define.  This should be put in the MAKEFILE for
 * INFERNO.INI style implementation.
 *
 * $NoKeywords: $
 */

/*	D3 Editor Globals */

#ifndef _D3EDIT_H
#define _D3EDIT_H

#include "pstypes.h"
#include "descent.h"
#include "vecmat.h"

#include <stdlib.h>

// For putting up editor messageboxes in the main body (& should be in the editor code too, probably)
#ifdef EDITOR
#define EditorMessageBox OutrageMessageBox
#endif

// Define group & room structs so we don't have to include group.h & room.h
struct group;
struct room;

const int TEXSCREEN_WIDTH = 512, // Texture screen base width and height
    TEXSCREEN_HEIGHT = 384,
          WIRESCREEN_WIDTH = 640, // Wirefrane screen base width and height
    WIRESCREEN_HEIGHT = 480;

const int EDITOR_RESOLUTION_X = 1024, // Used to try to make editor resolution independent
    EDITOR_RESOLUTION_Y = 768;

int CALC_PIXELS_WITH_ASPECTX(int pixels);
int CALC_PIXELS_WITH_ASPECTY(int pixels);

//	keypad constants
enum {
  TAB_TEXTURE_KEYPAD,
  TAB_MEGACELL_KEYPAD,
  TAB_TERRAIN_KEYPAD,
  TAB_OBJECTS_KEYPAD,
  TAB_ROOM_KEYPAD,
  TAB_DOORWAY_KEYPAD,
  TAB_TRIGGER_KEYPAD,
  TAB_LIGHTING_KEYPAD,
  TAB_PATHS_KEYPAD,
  TAB_LEVEL_KEYPAD,
  TAB_MATCEN_KEYPAD
};

// Constants for d3edit_state variables
enum { IN_WINDOW, ACROSS_EDGE };                          // values for box_selection_mode
enum { REL_OBJECT, REL_VIEWER };                          // values for object_move_mode
enum { GM_WINDOWED, GM_FULLSCREEN_SW, GM_FULLSCREEN_HW }; // values for game_render_mode

class grSurface;
class grViewport;

// Structure to store various editor state & preference values
struct d3edit_state {

  // Values for current item in the various dialogs
  int texdlg_texture;   // current texture in texdialog
  int current_obj_type; // current type of object
  int current_powerup;  // current powerup id
  int current_door;     // current door in door page dialog
  int current_robot;    // current robot in robot page dialog
  int current_ship;     // current ship in ship page dialog
  int current_sound;    // current sound in sound page dialog
  int current_weapon;   // current weapon in weapon page dialog
  int current_path;     // currently selected path for a robot to follow
  int current_node;     // currently selected node of preceding path
  int current_megacell; // currently selected megacell
  int current_room;     // currently selected room
  int current_gamefile; // currently selected gamefile
  int current_building; // currently selected building
  int current_clutter;  // currently selected clutter

  //	Values for the different editor windows
  bool texscr_visible;                        // is texture mine view up?
  int texscr_x, texscr_y, texscr_w, texscr_h; // dims of floating texture mine view

  bool wirescr_visible;                           // is wireframe model up?
  int wirescr_x, wirescr_y, wirescr_w, wirescr_h; // dims of floating wireframe model

  bool keypad_visible;                                                // is keypad visible?
  int keypad_current;                                                 // which keypad tab are we on?
  bool float_keypad_moved;                                            // has floating keypad moved?
  int float_keypad_x, float_keypad_y, float_keypad_w, float_keypad_h; // floating keypad width and height, x, y
  int objmodeless_x, objmodeless_y;                                   // object modeless list x and y.
  bool objmodeless_on;                                                // is modeless on?

  bool tile_views; // tile or floating view windows, keypad

  // Values for terrain renderer
  bool terrain_dots;       // show terrain dots?
  bool terrain_flat_shade; // flat shade terrain?

  // Misc preferences
  int game_render_mode;        // what mode to we play the game in?  See constants above.
  bool randomize_megacell;     // randomize when placing a megacell?
  int box_selection_mode;      // How editor box selection works.  See constants above.
  int object_move_mode;        // How object movements works.  See constants above.
  int object_move_axis;        // This is the axis on which objects move with mouse.
  bool fullscreen_debug_state; // do we allow for fullscreen debugging?
  bool hemicube_radiosity;
  float node_movement_inc;
  int texture_display_flags; // which textures to display on the texture tab
  float texscale;            // the scalar for moving texture UVs
  bool joy_slewing;          // shall we allow joystick slewing?
  bool objects_in_wireframe; // should we draw objects in the wireframe view?
};

//	Editor.cpp:: Current state of the editor UI.
extern d3edit_state D3EditState;

//	Editor.cpp:: Surface describing the actual desktop where the editor is running.
extern grSurface *Desktop_surf;

// flags for the textured views changed
extern int TV_changed;

// Set this flag if a new world is loaded/created
extern int New_mine;

// Set this when the mine has changed
extern int World_changed;

// Set this when the editor state (but not the world itself) has changed
extern int State_changed;

// Set this when the viewer (i.e., player) has moved
extern int Viewer_moved;

// Set this when an object has moved
extern int Object_moved;

// Set this when the editor viewpoint has changed
extern int Edview_changed;

// Current room & face
extern room *Curroomp;
extern int Curface, Curedge, Curvert;
extern int Curportal;

// Current object
extern int Cur_object_index;

// Marked room & face
extern room *Markedroomp;
extern int Markedface, Markededge, Markedvert;

// Placed room info
extern int Placed_room;
extern group *Placed_group;
extern int Placed_room_face;
extern int Placed_door;
extern float Placed_room_angle;
extern vector Placed_room_origin;
extern matrix Placed_room_orient;
extern vector Placed_room_attachpoint;
extern matrix Placed_room_rotmat;
extern room *Placed_baseroomp;
extern int Placed_baseface;

// Vars for the list of selected rooms
extern int N_selected_rooms;
extern int Selected_rooms[];

// Flag for if mine has changed (& thus needs to be saved)
extern int Mine_changed;

//	Current trigger in mine displayed in trigger dialog
extern int Current_trigger;

// The scrap buffer
extern group *Scrap;

// Pointer to the scripts for this level
extern char *Current_level_script;

// What mode we're currently in
enum { VM_MINE, VM_TERRAIN, VM_ROOM, NUM_VIEW_MODES };
extern int Editor_view_mode;

// The ID of the most recent viewer object (not counting room view)
extern int Editor_viewer_id;

//	current directories for file dialogs.
extern char Current_files_dir[_MAX_PATH];
extern char Current_bitmap_dir[_MAX_PATH];
extern char Current_scrap_dir[_MAX_PATH];
extern char Current_room_dir[_MAX_PATH];
extern char Current_model_dir[_MAX_PATH];
extern char Current_sounds_dir[_MAX_PATH];
extern char Current_weapon_dir[_MAX_PATH];

//	object id clipboard.
extern int Copied_object_id;

//	FUNCTIONS
void EditorStatus(const char *format, ...);
void SplashMessage(const char *format, ...);
void StartEditorFrame(grViewport *vp, vector *view_vec, matrix *id_mat, float zoom);
void EndEditorFrame();

// Set the editor error message.  A function that's going to return a failure
// code should call this with the error message.
void SetErrorMessage(const char *fmt, ...);

// Get the error message from the last function that returned failure
const char *GetErrorMessage();

#endif