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dvr/app/jni/prboom/am_map.c

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Initial Commit of all Source
2016-03-03 22:28:59 +00:00
/* Emacs style mode select -*- C++ -*-
*-----------------------------------------------------------------------------
*
*
* PrBoom: a Doom port merged with LxDoom and LSDLDoom
* based on BOOM, a modified and improved DOOM engine
* Copyright (C) 1999 by
* id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
* Copyright (C) 1999-2000 by
* Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
* Copyright 2005, 2006 by
* Florian Schulze, Colin Phipps, Neil Stevens, Andrey Budko
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
* DESCRIPTION:
* the automap code
*
*-----------------------------------------------------------------------------
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "doomstat.h"
#include "st_stuff.h"
#include "r_main.h"
#include "p_setup.h"
#include "p_maputl.h"
#include "w_wad.h"
#include "v_video.h"
#include "p_spec.h"
#include "am_map.h"
#include "dstrings.h"
#include "d_deh.h" // Ty 03/27/98 - externalizations
#include "lprintf.h" // jff 08/03/98 - declaration of lprintf
#include "g_game.h"
//jff 1/7/98 default automap colors added
int mapcolor_back; // map background
int mapcolor_grid; // grid lines color
int mapcolor_wall; // normal 1s wall color
int mapcolor_fchg; // line at floor height change color
int mapcolor_cchg; // line at ceiling height change color
int mapcolor_clsd; // line at sector with floor=ceiling color
int mapcolor_rkey; // red key color
int mapcolor_bkey; // blue key color
int mapcolor_ykey; // yellow key color
int mapcolor_rdor; // red door color (diff from keys to allow option)
int mapcolor_bdor; // blue door color (of enabling one but not other )
int mapcolor_ydor; // yellow door color
int mapcolor_tele; // teleporter line color
int mapcolor_secr; // secret sector boundary color
int mapcolor_exit; // jff 4/23/98 add exit line color
int mapcolor_unsn; // computer map unseen line color
int mapcolor_flat; // line with no floor/ceiling changes
int mapcolor_sprt; // general sprite color
int mapcolor_item; // item sprite color
int mapcolor_frnd; // friendly sprite color
int mapcolor_enemy; // enemy sprite color
int mapcolor_hair; // crosshair color
int mapcolor_sngl; // single player arrow color
int mapcolor_plyr[4] = { 112, 88, 64, 32 }; // colors for player arrows in multiplayer
//jff 3/9/98 add option to not show secret sectors until entered
int map_secret_after;
//jff 4/3/98 add symbols for "no-color" for disable and "black color" for black
#define NC 0
#define BC 247
// drawing stuff
#define FB 0
// scale on entry
#define INITSCALEMTOF (.2*FRACUNIT)
// how much the automap moves window per tic in frame-buffer coordinates
// moves 140 pixels in 1 second
#define F_PANINC 4
// how much zoom-in per tic
// goes to 2x in 1 second
#define M_ZOOMIN ((int) (1.02*FRACUNIT))
// how much zoom-out per tic
// pulls out to 0.5x in 1 second
#define M_ZOOMOUT ((int) (FRACUNIT/1.02))
#define PLAYERRADIUS (16*(1<<MAPBITS)) // e6y
// translates between frame-buffer and map distances
#define FTOM(x) FixedMul(((x)<<16),scale_ftom)
#define MTOF(x) (FixedMul((x),scale_mtof)>>16)
// translates between frame-buffer and map coordinates
#define CXMTOF(x) (f_x + MTOF((x)-m_x))
#define CYMTOF(y) (f_y + (f_h - MTOF((y)-m_y)))
typedef struct
{
mpoint_t a, b;
} mline_t;
//
// The vector graphics for the automap.
// A line drawing of the player pointing right,
// starting from the middle.
//
#define R ((8*PLAYERRADIUS)/7)
mline_t player_arrow[] =
{
{ { -R+R/8, 0 }, { R, 0 } }, // -----
{ { R, 0 }, { R-R/2, R/4 } }, // ----->
{ { R, 0 }, { R-R/2, -R/4 } },
{ { -R+R/8, 0 }, { -R-R/8, R/4 } }, // >---->
{ { -R+R/8, 0 }, { -R-R/8, -R/4 } },
{ { -R+3*R/8, 0 }, { -R+R/8, R/4 } }, // >>--->
{ { -R+3*R/8, 0 }, { -R+R/8, -R/4 } }
};
#undef R
#define NUMPLYRLINES (sizeof(player_arrow)/sizeof(mline_t))
#define R ((8*PLAYERRADIUS)/7)
mline_t cheat_player_arrow[] =
{ // killough 3/22/98: He's alive, Jim :)
{ { -R+R/8, 0 }, { R, 0 } }, // -----
{ { R, 0 }, { R-R/2, R/4 } }, // ----->
{ { R, 0 }, { R-R/2, -R/4 } },
{ { -R+R/8, 0 }, { -R-R/8, R/4 } }, // >---->
{ { -R+R/8, 0 }, { -R-R/8, -R/4 } },
{ { -R+3*R/8, 0 }, { -R+R/8, R/4 } }, // >>--->
{ { -R+3*R/8, 0 }, { -R+R/8, -R/4 } },
{ { -R/10-R/6, R/4}, {-R/10-R/6, -R/4} }, // J
{ { -R/10-R/6, -R/4}, {-R/10-R/6-R/8, -R/4} },
{ { -R/10-R/6-R/8, -R/4}, {-R/10-R/6-R/8, -R/8} },
{ { -R/10, R/4}, {-R/10, -R/4}}, // F
{ { -R/10, R/4}, {-R/10+R/8, R/4}},
{ { -R/10+R/4, R/4}, {-R/10+R/4, -R/4}}, // F
{ { -R/10+R/4, R/4}, {-R/10+R/4+R/8, R/4}},
};
#undef R
#define NUMCHEATPLYRLINES (sizeof(cheat_player_arrow)/sizeof(mline_t))
#define R (FRACUNIT)
mline_t triangle_guy[] =
{
{ { (fixed_t)(-.867*R), (fixed_t)(-.5*R) }, { (fixed_t)( .867*R), (fixed_t)(-.5*R) } },
{ { (fixed_t)( .867*R), (fixed_t)(-.5*R) }, { (fixed_t)(0 ), (fixed_t)( R) } },
{ { (fixed_t)(0 ), (fixed_t)( R) }, { (fixed_t)(-.867*R), (fixed_t)(-.5*R) } }
};
#undef R
#define NUMTRIANGLEGUYLINES (sizeof(triangle_guy)/sizeof(mline_t))
//jff 1/5/98 new symbol for keys on automap
#define R (FRACUNIT)
mline_t cross_mark[] =
{
{ { -R, 0 }, { R, 0} },
{ { 0, -R }, { 0, R } },
};
#undef R
#define NUMCROSSMARKLINES (sizeof(cross_mark)/sizeof(mline_t))
//jff 1/5/98 end of new symbol
#define R (FRACUNIT)
mline_t thintriangle_guy[] =
{
{ { (fixed_t)(-.5*R), (fixed_t)(-.7*R) }, { (fixed_t)( R), (fixed_t)( 0) } },
{ { (fixed_t)( R), (fixed_t)( 0) }, { (fixed_t)(-.5*R), (fixed_t)( .7*R) } },
{ { (fixed_t)(-.5*R), (fixed_t)( .7*R) }, { (fixed_t)(-.5*R), (fixed_t)(-.7*R) } }
};
#undef R
#define NUMTHINTRIANGLEGUYLINES (sizeof(thintriangle_guy)/sizeof(mline_t))
int ddt_cheating = 0; // killough 2/7/98: make global, rename to ddt_*
static int leveljuststarted = 1; // kluge until AM_LevelInit() is called
enum automapmode_e automapmode; // Mode that the automap is in
// location of window on screen
static int f_x;
static int f_y;
// size of window on screen
static int f_w;
static int f_h;
static mpoint_t m_paninc; // how far the window pans each tic (map coords)
static fixed_t mtof_zoommul; // how far the window zooms each tic (map coords)
static fixed_t ftom_zoommul; // how far the window zooms each tic (fb coords)
static fixed_t m_x, m_y; // LL x,y window location on the map (map coords)
static fixed_t m_x2, m_y2; // UR x,y window location on the map (map coords)
//
// width/height of window on map (map coords)
//
static fixed_t m_w;
static fixed_t m_h;
// based on level size
static fixed_t min_x;
static fixed_t min_y;
static fixed_t max_x;
static fixed_t max_y;
static fixed_t max_w; // max_x-min_x,
static fixed_t max_h; // max_y-min_y
// based on player size
static fixed_t min_w;
static fixed_t min_h;
static fixed_t min_scale_mtof; // used to tell when to stop zooming out
static fixed_t max_scale_mtof; // used to tell when to stop zooming in
// old stuff for recovery later
static fixed_t old_m_w, old_m_h;
static fixed_t old_m_x, old_m_y;
// old location used by the Follower routine
static mpoint_t f_oldloc;
// used by MTOF to scale from map-to-frame-buffer coords
static fixed_t scale_mtof = (fixed_t)INITSCALEMTOF;
// used by FTOM to scale from frame-buffer-to-map coords (=1/scale_mtof)
static fixed_t scale_ftom;
static player_t *plr; // the player represented by an arrow
// killough 2/22/98: Remove limit on automap marks,
// and make variables external for use in savegames.
mpoint_t *markpoints = NULL; // where the points are
int markpointnum = 0; // next point to be assigned (also number of points now)
int markpointnum_max = 0; // killough 2/22/98
static boolean stopped = true;
//
// AM_activateNewScale()
//
// Changes the map scale after zooming or translating
//
// Passed nothing, returns nothing
//
static void AM_activateNewScale(void)
{
m_x += m_w/2;
m_y += m_h/2;
m_w = FTOM(f_w);
m_h = FTOM(f_h);
m_x -= m_w/2;
m_y -= m_h/2;
m_x2 = m_x + m_w;
m_y2 = m_y + m_h;
}
//
// AM_saveScaleAndLoc()
//
// Saves the current center and zoom
// Affects the variables that remember old scale and loc
//
// Passed nothing, returns nothing
//
static void AM_saveScaleAndLoc(void)
{
old_m_x = m_x;
old_m_y = m_y;
old_m_w = m_w;
old_m_h = m_h;
}
//
// AM_restoreScaleAndLoc()
//
// restores the center and zoom from locally saved values
// Affects global variables for location and scale
//
// Passed nothing, returns nothing
//
static void AM_restoreScaleAndLoc(void)
{
m_w = old_m_w;
m_h = old_m_h;
if (!(automapmode & am_follow))
{
m_x = old_m_x;
m_y = old_m_y;
}
else
{
m_x = (plr->mo->x >> FRACTOMAPBITS) - m_w/2;//e6y
m_y = (plr->mo->y >> FRACTOMAPBITS) - m_h/2;//e6y
}
m_x2 = m_x + m_w;
m_y2 = m_y + m_h;
// Change the scaling multipliers
scale_mtof = FixedDiv(f_w<<FRACBITS, m_w);
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
}
//
// AM_addMark()
//
// Adds a marker at the current location
// Affects global variables for marked points
//
// Passed nothing, returns nothing
//
static void AM_addMark(void)
{
// killough 2/22/98:
// remove limit on automap marks
if (markpointnum >= markpointnum_max)
markpoints = realloc(markpoints,
(markpointnum_max = markpointnum_max ?
markpointnum_max*2 : 16) * sizeof(*markpoints));
markpoints[markpointnum].x = m_x + m_w/2;
markpoints[markpointnum].y = m_y + m_h/2;
markpointnum++;
}
//
// AM_findMinMaxBoundaries()
//
// Determines bounding box of all vertices,
// sets global variables controlling zoom range.
//
// Passed nothing, returns nothing
//
static void AM_findMinMaxBoundaries(void)
{
int i;
fixed_t a;
fixed_t b;
min_x = min_y = INT_MAX;
max_x = max_y = -INT_MAX;
for (i=0;i<numvertexes;i++)
{
if (vertexes[i].x < min_x)
min_x = vertexes[i].x;
else if (vertexes[i].x > max_x)
max_x = vertexes[i].x;
if (vertexes[i].y < min_y)
min_y = vertexes[i].y;
else if (vertexes[i].y > max_y)
max_y = vertexes[i].y;
}
max_w = (max_x >>= FRACTOMAPBITS) - (min_x >>= FRACTOMAPBITS);//e6y
max_h = (max_y >>= FRACTOMAPBITS) - (min_y >>= FRACTOMAPBITS);//e6y
min_w = 2*PLAYERRADIUS; // const? never changed?
min_h = 2*PLAYERRADIUS;
a = FixedDiv(f_w<<FRACBITS, max_w);
b = FixedDiv(f_h<<FRACBITS, max_h);
min_scale_mtof = a < b ? a : b;
max_scale_mtof = FixedDiv(f_h<<FRACBITS, 2*PLAYERRADIUS);
}
//
// AM_changeWindowLoc()
//
// Moves the map window by the global variables m_paninc.x, m_paninc.y
//
// Passed nothing, returns nothing
//
static void AM_changeWindowLoc(void)
{
if (m_paninc.x || m_paninc.y)
{
automapmode &= ~am_follow;
f_oldloc.x = INT_MAX;
}
m_x += m_paninc.x;
m_y += m_paninc.y;
if (m_x + m_w/2 > max_x)
m_x = max_x - m_w/2;
else if (m_x + m_w/2 < min_x)
m_x = min_x - m_w/2;
if (m_y + m_h/2 > max_y)
m_y = max_y - m_h/2;
else if (m_y + m_h/2 < min_y)
m_y = min_y - m_h/2;
m_x2 = m_x + m_w;
m_y2 = m_y + m_h;
}
//
// AM_initVariables()
//
// Initialize the variables for the automap
//
// Affects the automap global variables
// Status bar is notified that the automap has been entered
// Passed nothing, returns nothing
//
static void AM_initVariables(void)
{
int pnum;
static event_t st_notify = { ev_keyup, AM_MSGENTERED, 0, 0 };
automapmode |= am_active;
f_oldloc.x = INT_MAX;
m_paninc.x = m_paninc.y = 0;
ftom_zoommul = FRACUNIT;
mtof_zoommul = FRACUNIT;
m_w = FTOM(f_w);
m_h = FTOM(f_h);
// find player to center on initially
if (!playeringame[pnum = consoleplayer])
for (pnum=0;pnum<MAXPLAYERS;pnum++)
if (playeringame[pnum])
break;
plr = &players[pnum];
m_x = (plr->mo->x >> FRACTOMAPBITS) - m_w/2;//e6y
m_y = (plr->mo->y >> FRACTOMAPBITS) - m_h/2;//e6y
AM_changeWindowLoc();
// for saving & restoring
old_m_x = m_x;
old_m_y = m_y;
old_m_w = m_w;
old_m_h = m_h;
// inform the status bar of the change
ST_Responder(&st_notify);
}
//
// AM_loadPics()
//
static void AM_loadPics(void)
{
// cph - mark numbers no longer needed cached
}
//
// AM_unloadPics()
//
static void AM_unloadPics(void)
{
// cph - mark numbers no longer needed cached
}
//
// AM_clearMarks()
//
// Sets the number of marks to 0, thereby clearing them from the display
//
// Affects the global variable markpointnum
// Passed nothing, returns nothing
//
void AM_clearMarks(void)
{
markpointnum = 0;
}
//
// AM_LevelInit()
//
// Initialize the automap at the start of a new level
// should be called at the start of every level
//
// Passed nothing, returns nothing
// Affects automap's global variables
//
// CPhipps - get status bar height from status bar code
static void AM_LevelInit(void)
{
leveljuststarted = 0;
f_x = f_y = 0;
f_w = SCREENWIDTH; // killough 2/7/98: get rid of finit_ vars
f_h = SCREENHEIGHT-ST_SCALED_HEIGHT;// to allow runtime setting of width/height
AM_findMinMaxBoundaries();
scale_mtof = FixedDiv(min_scale_mtof, (int) (0.7*FRACUNIT));
if (scale_mtof > max_scale_mtof)
scale_mtof = min_scale_mtof;
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
}
//
// AM_Stop()
//
// Cease automap operations, unload patches, notify status bar
//
// Passed nothing, returns nothing
//
void AM_Stop (void)
{
static event_t st_notify = { 0, ev_keyup, AM_MSGEXITED, 0 };
AM_unloadPics();
automapmode &= ~am_active;
ST_Responder(&st_notify);
stopped = true;
}
//
// AM_Start()
//
// Start up automap operations,
// if a new level, or game start, (re)initialize level variables
// init map variables
// load mark patches
//
// Passed nothing, returns nothing
//
void AM_Start(void)
{
static int lastlevel = -1, lastepisode = -1;
if (!stopped)
AM_Stop();
stopped = false;
if (lastlevel != gamemap || lastepisode != gameepisode)
{
AM_LevelInit();
lastlevel = gamemap;
lastepisode = gameepisode;
}
AM_initVariables();
AM_loadPics();
}
//
// AM_minOutWindowScale()
//
// Set the window scale to the maximum size
//
// Passed nothing, returns nothing
//
static void AM_minOutWindowScale(void)
{
scale_mtof = min_scale_mtof;
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
AM_activateNewScale();
}
//
// AM_maxOutWindowScale(void)
//
// Set the window scale to the minimum size
//
// Passed nothing, returns nothing
//
static void AM_maxOutWindowScale(void)
{
scale_mtof = max_scale_mtof;
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
AM_activateNewScale();
}
//
// AM_Responder()
//
// Handle events (user inputs) in automap mode
//
// Passed an input event, returns true if its handled
//
extern void jni_send_str( const char * text, int level);
boolean AM_Responder
( event_t* ev )
{
int rc;
static int cheatstate=0;
static int bigstate=0;
int ch; // phares
rc = false;
if (!(automapmode & am_active))
{
if ((ev->type == ev_keydown) && (ev->data1 == key_map)) // phares
{
AM_Start ();
rc = true;
}
}
else if (ev->type == ev_keydown)
{
rc = true;
ch = ev->data1; // phares
if (ch == key_map_right) // |
if (!(automapmode & am_follow)) // V
m_paninc.x = FTOM(F_PANINC);
else
rc = false;
else if (ch == key_map_left)
if (!(automapmode & am_follow))
m_paninc.x = -FTOM(F_PANINC);
else
rc = false;
else if (ch == key_map_up)
if (!(automapmode & am_follow))
m_paninc.y = FTOM(F_PANINC);
else
rc = false;
else if (ch == key_map_down)
if (!(automapmode & am_follow))
m_paninc.y = -FTOM(F_PANINC);
else
rc = false;
else if (ch == key_map_zoomout)
{
mtof_zoommul = M_ZOOMOUT;
ftom_zoommul = M_ZOOMIN;
}
else if (ch == key_map_zoomin)
{
mtof_zoommul = M_ZOOMIN;
ftom_zoommul = M_ZOOMOUT;
}
else if (ch == key_map)
{
bigstate = 0;
AM_Stop ();
}
else if (ch == key_map_gobig)
{
bigstate = !bigstate;
if (bigstate)
{
AM_saveScaleAndLoc();
AM_minOutWindowScale();
}
else
AM_restoreScaleAndLoc();
}
else if (ch == key_map_follow)
{
automapmode ^= am_follow; // CPhipps - put all automap mode stuff into one enum
f_oldloc.x = INT_MAX;
// Ty 03/27/98 - externalized
plr->message = (automapmode & am_follow) ? s_AMSTR_FOLLOWON : s_AMSTR_FOLLOWOFF;
}
else if (ch == key_map_grid)
{
automapmode ^= am_grid; // CPhipps
// Ty 03/27/98 - *not* externalized
plr->message = (automapmode & am_grid) ? s_AMSTR_GRIDON : s_AMSTR_GRIDOFF;
}
else if (ch == key_map_mark)
{
/* Ty 03/27/98 - *not* externalized
* cph 2001/11/20 - use doom_printf so we don't have our own buffer */
doom_printf("%s %d", s_AMSTR_MARKEDSPOT, markpointnum);
AM_addMark();
}
else if (ch == key_map_clear)
{
AM_clearMarks(); // Ty 03/27/98 - *not* externalized
plr->message = s_AMSTR_MARKSCLEARED; // ^
} // |
else if (ch == key_map_rotate) {
automapmode ^= am_rotate;
plr->message = (automapmode & am_rotate) ? s_AMSTR_ROTATEON : s_AMSTR_ROTATEOFF;
}
else if (ch == key_map_overlay) {
automapmode ^= am_overlay;
plr->message = (automapmode & am_overlay) ? s_AMSTR_OVERLAYON : s_AMSTR_OVERLAYOFF;
}
else // phares
{
cheatstate=0;
rc = false;
}
}
else if (ev->type == ev_keyup)
{
rc = false;
ch = ev->data1;
if (ch == key_map_right)
{
if (!(automapmode & am_follow))
m_paninc.x = 0;
}
else if (ch == key_map_left)
{
if (!(automapmode & am_follow))
m_paninc.x = 0;
}
else if (ch == key_map_up)
{
if (!(automapmode & am_follow))
m_paninc.y = 0;
}
else if (ch == key_map_down)
{
if (!(automapmode & am_follow))
m_paninc.y = 0;
}
else if ((ch == key_map_zoomout) || (ch == key_map_zoomin))
{
mtof_zoommul = FRACUNIT;
ftom_zoommul = FRACUNIT;
}
}
return rc;
}
//
// AM_rotate()
//
// Rotation in 2D.
// Used to rotate player arrow line character.
//
// Passed the coordinates of a point, and an angle
// Returns the coordinates rotated by the angle
//
// CPhipps - made static & enhanced for automap rotation
static void AM_rotate(fixed_t* x, fixed_t* y, angle_t a, fixed_t xorig, fixed_t yorig)
{
fixed_t tmpx;
//e6y
xorig>>=FRACTOMAPBITS;
yorig>>=FRACTOMAPBITS;
tmpx =
FixedMul(*x - xorig,finecosine[a>>ANGLETOFINESHIFT])
- FixedMul(*y - yorig,finesine[a>>ANGLETOFINESHIFT]);
*y = yorig +
FixedMul(*x - xorig,finesine[a>>ANGLETOFINESHIFT])
+ FixedMul(*y - yorig,finecosine[a>>ANGLETOFINESHIFT]);
*x = tmpx + xorig;
}
//
// AM_changeWindowScale()
//
// Automap zooming
//
// Passed nothing, returns nothing
//
static void AM_changeWindowScale(void)
{
// Change the scaling multipliers
scale_mtof = FixedMul(scale_mtof, mtof_zoommul);
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
if (scale_mtof < min_scale_mtof)
AM_minOutWindowScale();
else if (scale_mtof > max_scale_mtof)
AM_maxOutWindowScale();
else
AM_activateNewScale();
}
//
// AM_doFollowPlayer()
//
// Turn on follow mode - the map scrolls opposite to player motion
//
// Passed nothing, returns nothing
//
static void AM_doFollowPlayer(void)
{
if (f_oldloc.x != plr->mo->x || f_oldloc.y != plr->mo->y)
{
m_x = FTOM(MTOF(plr->mo->x >> FRACTOMAPBITS)) - m_w/2;//e6y
m_y = FTOM(MTOF(plr->mo->y >> FRACTOMAPBITS)) - m_h/2;//e6y
m_x2 = m_x + m_w;
m_y2 = m_y + m_h;
f_oldloc.x = plr->mo->x;
f_oldloc.y = plr->mo->y;
}
}
//
// AM_Ticker()
//
// Updates on gametic - enter follow mode, zoom, or change map location
//
// Passed nothing, returns nothing
//
void AM_Ticker (void)
{
if (!(automapmode & am_active))
return;
if (automapmode & am_follow)
AM_doFollowPlayer();
// Change the zoom if necessary
if (ftom_zoommul != FRACUNIT)
AM_changeWindowScale();
// Change x,y location
if (m_paninc.x || m_paninc.y)
AM_changeWindowLoc();
}
//
// AM_clipMline()
//
// Automap clipping of lines.
//
// Based on Cohen-Sutherland clipping algorithm but with a slightly
// faster reject and precalculated slopes. If the speed is needed,
// use a hash algorithm to handle the common cases.
//
// Passed the line's coordinates on map and in the frame buffer performs
// clipping on them in the lines frame coordinates.
// Returns true if any part of line was not clipped
//
static boolean AM_clipMline
( mline_t* ml,
fline_t* fl )
{
enum
{
LEFT =1,
RIGHT =2,
BOTTOM =4,
TOP =8
};
register int outcode1 = 0;
register int outcode2 = 0;
register int outside;
fpoint_t tmp;
int dx;
int dy;
#define DOOUTCODE(oc, mx, my) \
(oc) = 0; \
if ((my) < 0) (oc) |= TOP; \
else if ((my) >= f_h) (oc) |= BOTTOM; \
if ((mx) < 0) (oc) |= LEFT; \
else if ((mx) >= f_w) (oc) |= RIGHT;
// do trivial rejects and outcodes
if (ml->a.y > m_y2)
outcode1 = TOP;
else if (ml->a.y < m_y)
outcode1 = BOTTOM;
if (ml->b.y > m_y2)
outcode2 = TOP;
else if (ml->b.y < m_y)
outcode2 = BOTTOM;
if (outcode1 & outcode2)
return false; // trivially outside
if (ml->a.x < m_x)
outcode1 |= LEFT;
else if (ml->a.x > m_x2)
outcode1 |= RIGHT;
if (ml->b.x < m_x)
outcode2 |= LEFT;
else if (ml->b.x > m_x2)
outcode2 |= RIGHT;
if (outcode1 & outcode2)
return false; // trivially outside
// transform to frame-buffer coordinates.
fl->a.x = CXMTOF(ml->a.x);
fl->a.y = CYMTOF(ml->a.y);
fl->b.x = CXMTOF(ml->b.x);
fl->b.y = CYMTOF(ml->b.y);
DOOUTCODE(outcode1, fl->a.x, fl->a.y);
DOOUTCODE(outcode2, fl->b.x, fl->b.y);
if (outcode1 & outcode2)
return false;
while (outcode1 | outcode2)
{
// may be partially inside box
// find an outside point
if (outcode1)
outside = outcode1;
else
outside = outcode2;
// clip to each side
if (outside & TOP)
{
dy = fl->a.y - fl->b.y;
dx = fl->b.x - fl->a.x;
tmp.x = fl->a.x + (dx*(fl->a.y))/dy;
tmp.y = 0;
}
else if (outside & BOTTOM)
{
dy = fl->a.y - fl->b.y;
dx = fl->b.x - fl->a.x;
tmp.x = fl->a.x + (dx*(fl->a.y-f_h))/dy;
tmp.y = f_h-1;
}
else if (outside & RIGHT)
{
dy = fl->b.y - fl->a.y;
dx = fl->b.x - fl->a.x;
tmp.y = fl->a.y + (dy*(f_w-1 - fl->a.x))/dx;
tmp.x = f_w-1;
}
else if (outside & LEFT)
{
dy = fl->b.y - fl->a.y;
dx = fl->b.x - fl->a.x;
tmp.y = fl->a.y + (dy*(-fl->a.x))/dx;
tmp.x = 0;
}
if (outside == outcode1)
{
fl->a = tmp;
DOOUTCODE(outcode1, fl->a.x, fl->a.y);
}
else
{
fl->b = tmp;
DOOUTCODE(outcode2, fl->b.x, fl->b.y);
}
if (outcode1 & outcode2)
return false; // trivially outside
}
return true;
}
#undef DOOUTCODE
//
// AM_drawMline()
//
// Clip lines, draw visible parts of lines.
//
// Passed the map coordinates of the line, and the color to draw it
// Color -1 is special and prevents drawing. Color 247 is special and
// is translated to black, allowing Color 0 to represent feature disable
// in the defaults file.
// Returns nothing.
//
static void AM_drawMline
( mline_t* ml,
int color )
{
static fline_t fl;
if (color==-1) // jff 4/3/98 allow not drawing any sort of line
return; // by setting its color to -1
if (color==247) // jff 4/3/98 if color is 247 (xparent), use black
color=0;
if (AM_clipMline(ml, &fl))
V_DrawLine(&fl, color); // draws it on frame buffer using fb coords
}
//
// AM_drawGrid()
//
// Draws blockmap aligned grid lines.
//
// Passed the color to draw the grid lines
// Returns nothing
//
static void AM_drawGrid(int color)
{
fixed_t x, y;
fixed_t start, end;
mline_t ml;
// Figure out start of vertical gridlines
start = m_x;
if ((start-bmaporgx)%(MAPBLOCKUNITS<<MAPBITS))//e6y
start += (MAPBLOCKUNITS<<MAPBITS)//e6y
- ((start-bmaporgx)%(MAPBLOCKUNITS<<MAPBITS));//e6y
end = m_x + m_w;
// draw vertical gridlines
ml.a.y = m_y;
ml.b.y = m_y+m_h;
for (x=start; x<end; x+=(MAPBLOCKUNITS<<MAPBITS))//e6y
{
ml.a.x = x;
ml.b.x = x;
AM_drawMline(&ml, color);
}
// Figure out start of horizontal gridlines
start = m_y;
if ((start-bmaporgy)%(MAPBLOCKUNITS<<MAPBITS))//e6y
start += (MAPBLOCKUNITS<<MAPBITS)//e6y
- ((start-bmaporgy)%(MAPBLOCKUNITS<<MAPBITS));//e6y
end = m_y + m_h;
// draw horizontal gridlines
ml.a.x = m_x;
ml.b.x = m_x + m_w;
for (y=start; y<end; y+=(MAPBLOCKUNITS<<MAPBITS))//e6y
{
ml.a.y = y;
ml.b.y = y;
AM_drawMline(&ml, color);
}
}
//
// AM_DoorColor()
//
// Returns the 'color' or key needed for a door linedef type
//
// Passed the type of linedef, returns:
// -1 if not a keyed door
// 0 if a red key required
// 1 if a blue key required
// 2 if a yellow key required
// 3 if a multiple keys required
//
// jff 4/3/98 add routine to get color of generalized keyed door
//
static int AM_DoorColor(int type)
{
if (GenLockedBase <= type && type< GenDoorBase)
{
type -= GenLockedBase;
type = (type & LockedKey) >> LockedKeyShift;
if (!type || type==7)
return 3; //any or all keys
else return (type-1)%3;
}
switch (type) // closed keyed door
{
case 26: case 32: case 99: case 133:
/*bluekey*/
return 1;
case 27: case 34: case 136: case 137:
/*yellowkey*/
return 2;
case 28: case 33: case 134: case 135:
/*redkey*/
return 0;
default:
return -1; //not a keyed door
}
}
//
// Determines visible lines, draws them.
// This is LineDef based, not LineSeg based.
//
// jff 1/5/98 many changes in this routine
// backward compatibility not needed, so just changes, no ifs
// addition of clauses for:
// doors opening, keyed door id, secret sectors,
// teleports, exit lines, key things
// ability to suppress any of added features or lines with no height changes
//
// support for gamma correction in automap abandoned
//
// jff 4/3/98 changed mapcolor_xxxx=0 as control to disable feature
// jff 4/3/98 changed mapcolor_xxxx=-1 to disable drawing line completely
//
static void AM_drawWalls(void)
{
int i;
static mline_t l;
// draw the unclipped visible portions of all lines
for (i=0;i<numlines;i++)
{
l.a.x = lines[i].v1->x >> FRACTOMAPBITS;//e6y
l.a.y = lines[i].v1->y >> FRACTOMAPBITS;//e6y
l.b.x = lines[i].v2->x >> FRACTOMAPBITS;//e6y
l.b.y = lines[i].v2->y >> FRACTOMAPBITS;//e6y
if (automapmode & am_rotate) {
AM_rotate(&l.a.x, &l.a.y, ANG90-plr->mo->angle, plr->mo->x, plr->mo->y);
AM_rotate(&l.b.x, &l.b.y, ANG90-plr->mo->angle, plr->mo->x, plr->mo->y);
}
// if line has been seen or IDDT has been used
if (ddt_cheating || (lines[i].flags & ML_MAPPED))
{
if ((lines[i].flags & ML_DONTDRAW) && !ddt_cheating)
continue;
{
/* cph - show keyed doors and lines */
int amd;
if ((mapcolor_bdor || mapcolor_ydor || mapcolor_rdor) &&
!(lines[i].flags & ML_SECRET) && /* non-secret */
(amd = AM_DoorColor(lines[i].special)) != -1
)
{
{
switch (amd) /* closed keyed door */
{
case 1:
/*bluekey*/
AM_drawMline(&l,
mapcolor_bdor? mapcolor_bdor : mapcolor_cchg);
continue;
case 2:
/*yellowkey*/
AM_drawMline(&l,
mapcolor_ydor? mapcolor_ydor : mapcolor_cchg);
continue;
case 0:
/*redkey*/
AM_drawMline(&l,
mapcolor_rdor? mapcolor_rdor : mapcolor_cchg);
continue;
case 3:
/*any or all*/
AM_drawMline(&l,
mapcolor_clsd? mapcolor_clsd : mapcolor_cchg);
continue;
}
}
}
}
if /* jff 4/23/98 add exit lines to automap */
(
mapcolor_exit &&
(
lines[i].special==11 ||
lines[i].special==52 ||
lines[i].special==197 ||
lines[i].special==51 ||
lines[i].special==124 ||
lines[i].special==198
)
) {
AM_drawMline(&l, mapcolor_exit); /* exit line */
continue;
}
if (!lines[i].backsector)
{
// jff 1/10/98 add new color for 1S secret sector boundary
if (mapcolor_secr && //jff 4/3/98 0 is disable
(
(
map_secret_after &&
P_WasSecret(lines[i].frontsector) &&
!P_IsSecret(lines[i].frontsector)
)
||
(
!map_secret_after &&
P_WasSecret(lines[i].frontsector)
)
)
)
AM_drawMline(&l, mapcolor_secr); // line bounding secret sector
else //jff 2/16/98 fixed bug
AM_drawMline(&l, mapcolor_wall); // special was cleared
}
else /* now for 2S lines */
{
// jff 1/10/98 add color change for all teleporter types
if
(
mapcolor_tele && !(lines[i].flags & ML_SECRET) &&
(lines[i].special == 39 || lines[i].special == 97 ||
lines[i].special == 125 || lines[i].special == 126)
)
{ // teleporters
AM_drawMline(&l, mapcolor_tele);
}
else if (lines[i].flags & ML_SECRET) // secret door
{
AM_drawMline(&l, mapcolor_wall); // wall color
}
else if
(
mapcolor_clsd &&
!(lines[i].flags & ML_SECRET) && // non-secret closed door
((lines[i].backsector->floorheight==lines[i].backsector->ceilingheight) ||
(lines[i].frontsector->floorheight==lines[i].frontsector->ceilingheight))
)
{
AM_drawMline(&l, mapcolor_clsd); // non-secret closed door
} //jff 1/6/98 show secret sector 2S lines
else if
(
mapcolor_secr && //jff 2/16/98 fixed bug
( // special was cleared after getting it
(map_secret_after &&
(
(P_WasSecret(lines[i].frontsector)
&& !P_IsSecret(lines[i].frontsector)) ||
(P_WasSecret(lines[i].backsector)
&& !P_IsSecret(lines[i].backsector))
)
)
|| //jff 3/9/98 add logic to not show secret til after entered
( // if map_secret_after is true
!map_secret_after &&
(P_WasSecret(lines[i].frontsector) ||
P_WasSecret(lines[i].backsector))
)
)
)
{
AM_drawMline(&l, mapcolor_secr); // line bounding secret sector
} //jff 1/6/98 end secret sector line change
else if (lines[i].backsector->floorheight !=
lines[i].frontsector->floorheight)
{
AM_drawMline(&l, mapcolor_fchg); // floor level change
}
else if (lines[i].backsector->ceilingheight !=
lines[i].frontsector->ceilingheight)
{
AM_drawMline(&l, mapcolor_cchg); // ceiling level change
}
else if (mapcolor_flat && ddt_cheating)
{
AM_drawMline(&l, mapcolor_flat); //2S lines that appear only in IDDT
}
}
} // now draw the lines only visible because the player has computermap
else if (plr->powers[pw_allmap]) // computermap visible lines
{
if (!(lines[i].flags & ML_DONTDRAW)) // invisible flag lines do not show
{
if
(
mapcolor_flat
||
!lines[i].backsector
||
lines[i].backsector->floorheight
!= lines[i].frontsector->floorheight
||
lines[i].backsector->ceilingheight
!= lines[i].frontsector->ceilingheight
)
AM_drawMline(&l, mapcolor_unsn);
}
}
}
}
//
// AM_drawLineCharacter()
//
// Draws a vector graphic according to numerous parameters
//
// Passed the structure defining the vector graphic shape, the number
// of vectors in it, the scale to draw it at, the angle to draw it at,
// the color to draw it with, and the map coordinates to draw it at.
// Returns nothing
//
static void AM_drawLineCharacter
( mline_t* lineguy,
int lineguylines,
fixed_t scale,
angle_t angle,
int color,
fixed_t x,
fixed_t y )
{
int i;
mline_t l;
if (automapmode & am_rotate) angle -= plr->mo->angle - ANG90; // cph
for (i=0;i<lineguylines;i++)
{
l.a.x = lineguy[i].a.x;
l.a.y = lineguy[i].a.y;
if (scale)
{
l.a.x = FixedMul(scale, l.a.x);
l.a.y = FixedMul(scale, l.a.y);
}
if (angle)
AM_rotate(&l.a.x, &l.a.y, angle, 0, 0);
l.a.x += x;
l.a.y += y;
l.b.x = lineguy[i].b.x;
l.b.y = lineguy[i].b.y;
if (scale)
{
l.b.x = FixedMul(scale, l.b.x);
l.b.y = FixedMul(scale, l.b.y);
}
if (angle)
AM_rotate(&l.b.x, &l.b.y, angle, 0, 0);
l.b.x += x;
l.b.y += y;
AM_drawMline(&l, color);
}
}
//
// AM_drawPlayers()
//
// Draws the player arrow in single player,
// or all the player arrows in a netgame.
//
// Passed nothing, returns nothing
//
static void AM_drawPlayers(void)
{
int i;
if (!netgame)
{
if (ddt_cheating)
AM_drawLineCharacter
(
cheat_player_arrow,
NUMCHEATPLYRLINES,
0,
plr->mo->angle,
mapcolor_sngl, //jff color
plr->mo->x >> FRACTOMAPBITS,//e6y
plr->mo->y >> FRACTOMAPBITS//e6y
);
else
AM_drawLineCharacter
(
player_arrow,
NUMPLYRLINES,
0,
plr->mo->angle,
mapcolor_sngl, //jff color
plr->mo->x >> FRACTOMAPBITS,//e6y
plr->mo->y >> FRACTOMAPBITS);//e6y
return;
}
for (i=0;i<MAXPLAYERS;i++) {
player_t* p = &players[i];
if ( (deathmatch && !demoplayback) && p != plr)
continue;
if (playeringame[i]) {
fixed_t x = p->mo->x >> FRACTOMAPBITS, y = p->mo->y >> FRACTOMAPBITS;//e6y
if (automapmode & am_rotate)
AM_rotate(&x, &y, ANG90-plr->mo->angle, plr->mo->x, plr->mo->y);
AM_drawLineCharacter (player_arrow, NUMPLYRLINES, 0, p->mo->angle,
p->powers[pw_invisibility] ? 246 /* *close* to black */
: mapcolor_plyr[i], //jff 1/6/98 use default color
x, y);
}
}
}
//
// AM_drawThings()
//
// Draws the things on the automap in double IDDT cheat mode
//
// Passed colors and colorrange, no longer used
// Returns nothing
//
static void AM_drawThings(void)
{
int i;
mobj_t* t;
// for all sectors
for (i=0;i<numsectors;i++)
{
t = sectors[i].thinglist;
while (t) // for all things in that sector
{
fixed_t x = t->x >> FRACTOMAPBITS, y = t->y >> FRACTOMAPBITS;//e6y
if (automapmode & am_rotate)
AM_rotate(&x, &y, ANG90-plr->mo->angle, plr->mo->x, plr->mo->y);
//jff 1/5/98 case over doomednum of thing being drawn
if (mapcolor_rkey || mapcolor_ykey || mapcolor_bkey)
{
switch(t->info->doomednum)
{
//jff 1/5/98 treat keys special
case 38: case 13: //jff red key
AM_drawLineCharacter
(
cross_mark,
NUMCROSSMARKLINES,
16<<MAPBITS,//e6y
t->angle,
mapcolor_rkey!=-1? mapcolor_rkey : mapcolor_sprt,
x, y
);
t = t->snext;
continue;
case 39: case 6: //jff yellow key
AM_drawLineCharacter
(
cross_mark,
NUMCROSSMARKLINES,
16<<MAPBITS,//e6y
t->angle,
mapcolor_ykey!=-1? mapcolor_ykey : mapcolor_sprt,
x, y
);
t = t->snext;
continue;
case 40: case 5: //jff blue key
AM_drawLineCharacter
(
cross_mark,
NUMCROSSMARKLINES,
16<<MAPBITS,//e6y
t->angle,
mapcolor_bkey!=-1? mapcolor_bkey : mapcolor_sprt,
x, y
);
t = t->snext;
continue;
default:
break;
}
}
//jff 1/5/98 end added code for keys
//jff previously entire code
AM_drawLineCharacter
(
thintriangle_guy,
NUMTHINTRIANGLEGUYLINES,
16<<MAPBITS,//e6y
t->angle,
t->flags & MF_FRIEND && !t->player ? mapcolor_frnd :
/* cph 2006/07/30 - Show count-as-kills in red. */
((t->flags & (MF_COUNTKILL | MF_CORPSE)) == MF_COUNTKILL) ? mapcolor_enemy :
/* bbm 2/28/03 Show countable items in yellow. */
t->flags & MF_COUNTITEM ? mapcolor_item : mapcolor_sprt,
x, y
);
t = t->snext;
}
}
}
//
// AM_drawMarks()
//
// Draw the marked locations on the automap
//
// Passed nothing, returns nothing
//
// killough 2/22/98:
// Rewrote AM_drawMarks(). Removed limit on marks.
//
static void AM_drawMarks(void)
{
int i;
for (i=0;i<markpointnum;i++) // killough 2/22/98: remove automap mark limit
if (markpoints[i].x != -1)
{
int w = 5;
int h = 6;
int fx = markpoints[i].x;
int fy = markpoints[i].y;
int j = i;
if (automapmode & am_rotate)
AM_rotate(&fx, &fy, ANG90-plr->mo->angle, plr->mo->x, plr->mo->y);
fx = CXMTOF(fx); fy = CYMTOF(fy);
do
{
int d = j % 10;
if (d==1) // killough 2/22/98: less spacing for '1'
fx++;
if (fx >= f_x && fx < f_w - w && fy >= f_y && fy < f_h - h) {
// cph - construct patch name and draw marker
char namebuf[] = { 'A', 'M', 'M', 'N', 'U', 'M', '0'+d, 0 };
V_DrawNamePatch(fx, fy, FB, namebuf, CR_DEFAULT, VPT_NONE);
}
fx -= w-1; // killough 2/22/98: 1 space backwards
j /= 10;
}
while (j>0);
}
}
//
// AM_drawCrosshair()
//
// Draw the single point crosshair representing map center
//
// Passed the color to draw the pixel with
// Returns nothing
//
// CPhipps - made static inline, and use the general pixel plotter function
inline static void AM_drawCrosshair(int color)
{
fline_t line;
line.a.x = (f_w/2)-1;
line.a.y = (f_h/2);
line.b.x = (f_w/2)+1;
line.b.y = (f_h/2);
V_DrawLine(&line, color);
line.a.x = (f_w/2);
line.a.y = (f_h/2)-1;
line.b.x = (f_w/2);
line.b.y = (f_h/2)+1;
V_DrawLine(&line, color);
}
//
// AM_Drawer()
//
// Draws the entire automap
//
// Passed nothing, returns nothing
//
void AM_Drawer (void)
{
// CPhipps - all automap modes put into one enum
if (!(automapmode & am_active)) return;
if (!(automapmode & am_overlay)) // cph - If not overlay mode, clear background for the automap
V_FillRect(FB, f_x, f_y, f_w, f_h, (byte)mapcolor_back); //jff 1/5/98 background default color
if (automapmode & am_grid)
AM_drawGrid(mapcolor_grid); //jff 1/7/98 grid default color
AM_drawWalls();
AM_drawPlayers();
if (ddt_cheating==2)
AM_drawThings(); //jff 1/5/98 default double IDDT sprite
AM_drawCrosshair(mapcolor_hair); //jff 1/7/98 default crosshair color
AM_drawMarks();
}
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