const char *ceiling(int x, int y)
{
struct rm *loc = &level->locations[x][y];
const char *what;
/* other room types will no longer exist when we're interested --
* see check_special_room()
*/
if (*in_rooms(level, x, y, VAULT))
what = "vault's ceiling";
else if (*in_rooms(level, x, y, TEMPLE))
what = "temple's ceiling";
else if (*in_rooms(level, x, y, SHOPBASE))
what = "shop's ceiling";
else if (IS_AIR(loc->typ))
what = "sky";
else if (Underwater)
what = "water's surface";
else if ((IS_ROOM(loc->typ) && !Is_earthlevel(&u.uz)) ||
IS_WALL(loc->typ) || IS_DOOR(loc->typ) || loc->typ == SDOOR)
what = "ceiling";
else
what = "rock above";
return what;
}
const char *surface(int x, int y)
{
struct rm *loc = &level->locations[x][y];
if ((x == u.ux) && (y == u.uy) && u.uswallow &&
is_animal(u.ustuck->data))
return "maw";
else if (IS_AIR(loc->typ) && Is_airlevel(&u.uz))
return "air";
else if (is_pool(level, x, y))
return (Underwater && !Is_waterlevel(&u.uz)) ? "bottom" : "water";
else if (is_ice(level, x, y))
return "ice";
else if (is_lava(level, x, y))
return "lava";
else if (loc->typ == DRAWBRIDGE_DOWN)
return "bridge";
else if (IS_ALTAR(level->locations[x][y].typ))
return "altar";
else if (IS_GRAVE(level->locations[x][y].typ))
return "headstone";
else if (IS_FOUNTAIN(level->locations[x][y].typ))
return "fountain";
else if ((IS_ROOM(loc->typ) && !Is_earthlevel(&u.uz)) ||
IS_WALL(loc->typ) || IS_DOOR(loc->typ) || loc->typ == SDOOR)
return "floor";
else
return "ground";
}
static void trv_door_startopen (void)
{
FAR struct trv_rect_data_s *rect;
/* Check if a door is already opening */
if (g_opendoor.state == DOOR_IDLE)
{
/* Test if there is a door within three steps in front of the player */
/* Try the X planes first */
rect = trv_ray_test_xplane(&g_player, 3*STEP_DISTANCE,
g_player.yaw, g_player_height);
/* If there is no X door in front of the player, then try the Y Planes
* (it is assumed that there would not be doors this close in both
* planes!)
*/
if (!rect || !IS_DOOR(rect))
{
rect = trv_ray_test_yplane(&g_player, 3*STEP_DISTANCE,
g_player.yaw, g_player_height);
}
/* Check if we found a door in either the X or Y plane. */
if (rect && IS_DOOR(rect))
{
/* We now have found a door to open. Set the door open sequence
* in motion
*/
g_opendoor.rect = rect;
g_opendoor.state = DOOR_OPENING;
g_opendoor.zbottom = rect->vstart;
g_opendoor.zdist = 0;
/* Mark the door's attribute to indicate that it is in motion */
rect->attribute |= MOVING_DOOR_PLANE;
}
}
}
// Pretty-prints the tile at the given position.
static void display_tile(Coords pos)
{
Tile *tile = &TILE(pos);
int light = shadowed(pos) ? 0 :
L2(pos - player.pos) <= player.radius ? 7777 :
min(tile->light, 7777);
printf("\033[38;5;%dm", 232 + light / 338);
print_at(pos, tile_glyphs[tile->type]);
if (IS_DIGGABLE(pos) && !IS_DOOR(pos))
display_wall(pos);
if (IS_WIRE(pos) && !IS_DOOR(pos))
display_wire(pos);
if (tile->item)
print_at(pos, item_glyphs[tile->item]);
if (!tile->revealed)
print_at(pos, " ");
}
STATIC_OVL boolean
iswall(int x, int y)
{
register int type;
if (!isok(x,y)) return FALSE;
type = levl[x][y].typ;
return (IS_WALL(type) || IS_DOOR(type) ||
type == SDOOR || type == IRONBARS);
}
STATIC_OVL boolean
iswall_or_stone(int x, int y)
{
register int type;
/* out of bounds = stone */
if (!isok(x,y)) return TRUE;
type = levl[x][y].typ;
return (type == STONE || IS_WALL(type) || IS_DOOR(type) ||
type == SDOOR || type == IRONBARS);
}
bool
nexttodoor (int sx, int sy)
{
int dx, dy;
struct rm *lev;
for(dx = -1; dx <= 1; dx++) for(dy = -1; dy <= 1; dy++) {
if(!isok(sx+dx, sy+dy)) continue;
if(IS_DOOR((lev = &levl[sx+dx][sy+dy])->typ) ||
lev->typ == SDOOR)
return(true);
}
return(false);
}
boolean
nexttodoor(struct level * lev, int sx, int sy)
{
int dx, dy;
struct rm *loc;
for (dx = -1; dx <= 1; dx++)
for (dy = -1; dy <= 1; dy++) {
if (!isok(sx + dx, sy + dy))
continue;
if (IS_DOOR((loc = &lev->locations[sx + dx][sy + dy])->typ) ||
loc->typ == SDOOR)
return TRUE;
}
return FALSE;
}
/*
* use a flooding algorithm to find all locations that should
* have the same rm number as the current location.
* if anyroom is TRUE, use IS_ROOM to check room membership instead of
* exactly matching level->locations[sx][sy].typ and walls are included as well.
*/
void
flood_fill_rm(struct level *lev, int sx, int sy, int rmno, boolean lit,
boolean anyroom)
{
int i;
int nx;
schar fg_typ = lev->locations[sx][sy].typ;
/* back up to find leftmost uninitialized location */
while (sx >= 0 &&
(anyroom ? IS_ROOM(lev->locations[sx][sy].typ) :
lev->locations[sx][sy].typ == fg_typ) &&
(int)lev->locations[sx][sy].roomno != rmno)
sx--;
sx++; /* compensate for extra decrement */
/* assume sx,sy is valid */
if (sx < min_rx)
min_rx = sx;
if (sy < min_ry)
min_ry = sy;
for (i = sx; i <= WIDTH && lev->locations[i][sy].typ == fg_typ; i++) {
lev->locations[i][sy].roomno = rmno;
lev->locations[i][sy].lit = lit;
if (anyroom) {
/* add walls to room as well */
int ii, jj;
for (ii = (i == sx ? i - 1 : i); ii <= i + 1; ii++)
for (jj = sy - 1; jj <= sy + 1; jj++)
if (isok(ii, jj) &&
(IS_WALL(lev->locations[ii][jj].typ) ||
IS_DOOR(lev->locations[ii][jj].typ))) {
lev->locations[ii][jj].edge = 1;
if (lit)
lev->locations[ii][jj].lit = lit;
if ((int)lev->locations[ii][jj].roomno != rmno)
lev->locations[ii][jj].roomno = SHARED;
}
}
n_loc_filled++;
}
nx = i;
if (isok(sx, sy - 1)) {
for (i = sx; i < nx; i++)
if (lev->locations[i][sy - 1].typ == fg_typ) {
if ((int)lev->locations[i][sy - 1].roomno != rmno)
flood_fill_rm(lev, i, sy - 1, rmno, lit, anyroom);
} else {
if ((i > sx || isok(i - 1, sy - 1)) &&
lev->locations[i - 1][sy - 1].typ == fg_typ) {
if ((int)lev->locations[i - 1][sy - 1].roomno != rmno)
flood_fill_rm(lev, i - 1, sy - 1, rmno, lit, anyroom);
}
if ((i < nx - 1 || isok(i + 1, sy - 1)) &&
lev->locations[i + 1][sy - 1].typ == fg_typ) {
if ((int)lev->locations[i + 1][sy - 1].roomno != rmno)
flood_fill_rm(lev, i + 1, sy - 1, rmno, lit, anyroom);
}
}
}
if (isok(sx, sy + 1)) {
for (i = sx; i < nx; i++)
if (lev->locations[i][sy + 1].typ == fg_typ) {
if ((int)lev->locations[i][sy + 1].roomno != rmno)
flood_fill_rm(lev, i, sy + 1, rmno, lit, anyroom);
} else {
if ((i > sx || isok(i - 1, sy + 1)) &&
lev->locations[i - 1][sy + 1].typ == fg_typ) {
if ((int)lev->locations[i - 1][sy + 1].roomno != rmno)
flood_fill_rm(lev, i - 1, sy + 1, rmno, lit, anyroom);
}
if ((i < nx - 1 || isok(i + 1, sy + 1)) &&
lev->locations[i + 1][sy + 1].typ == fg_typ) {
if ((int)lev->locations[i + 1][sy + 1].roomno != rmno)
flood_fill_rm(lev, i + 1, sy + 1, rmno, lit, anyroom);
}
}
}
if (nx > max_rx)
max_rx = nx - 1; /* nx is just past valid region */
if (sy > max_ry)
max_ry = sy;
}
/* try to close a door */
int
doclose(const struct nh_cmd_arg *arg)
{
struct rm *door;
struct monst *mtmp;
coord cc;
schar dx, dy, dz;
if (nohands(youmonst.data)) {
pline(msgc_cancelled, "You can't close anything -- you have no hands!");
return 0;
}
if (u.utrap && u.utraptype == TT_PIT) {
pline(msgc_cancelled, "You can't reach over the edge of the pit.");
return 0;
}
if (!getargdir(arg, NULL, &dx, &dy, &dz))
return 0;
cc.x = youmonst.mx + dx;
cc.y = youmonst.my + dy;
if (!isok(cc.x, cc.y))
return 0;
if ((cc.x == youmonst.mx) && (cc.y == youmonst.my)) {
pline(msgc_cancelled1, "You are in the way!");
return 1;
}
if ((mtmp = m_at(level, cc.x, cc.y)) && mtmp->m_ap_type == M_AP_FURNITURE &&
(mtmp->mappearance == S_hcdoor || mtmp->mappearance == S_vcdoor) &&
!Protection_from_shape_changers) {
stumble_onto_mimic(mtmp, dx, dy);
return 1;
}
door = &level->locations[cc.x][cc.y];
if (!IS_DOOR(door->typ)) {
if (door->typ == DRAWBRIDGE_DOWN)
pline(msgc_cancelled,
"There is no obvious way to close the drawbridge.");
else
pline(msgc_mispaste, "You %s no door there.",
Blind ? "feel" : "see");
return 0;
}
if (door->doormask == D_NODOOR) {
pline(msgc_cancelled, "This doorway has no door.");
return 0;
}
if (obstructed(cc.x, cc.y, msgc_cancelled))
return 0;
if (door->doormask == D_BROKEN) {
pline(msgc_cancelled, "This door is broken.");
return 0;
}
if (door->doormask & (D_CLOSED | D_LOCKED)) {
pline(msgc_cancelled, "This door is already closed.");
return 0;
}
if (door->doormask == D_ISOPEN) {
if (verysmall(youmonst.data) && !u.usteed) {
pline(msgc_cancelled, "You're too small to push the door closed.");
return 0;
}
if (u.usteed ||
rn2(25) < (ACURRSTR + ACURR(A_DEX) + ACURR(A_CON)) / 3) {
pline(msgc_actionok, "The door closes.");
door->doormask = D_CLOSED;
door->mem_door_l = 1;
/* map_background here sets the mem_door flags correctly; and it's
redundant to both feel_location and newsym with a door.
Exception: if we remember an invisible monster on the door
square, but in this case, we want to set the memory of a door
there anyway because we know there's a door there because we
just closed it, and in Nitro this doesn't clash with keeping the
I there. */
map_background(cc.x, cc.y, TRUE);
if (Blind)
feel_location(cc.x, cc.y); /* the hero knows she closed it */
else
newsym(cc.x, cc.y);
block_point(cc.x, cc.y); /* vision: no longer see there */
} else {
exercise(A_STR, TRUE);
pline(msgc_failrandom, "The door resists!");
}
}
return 1;
}
/* try to open a door */
int
doopen(const struct nh_cmd_arg *arg)
{
coord cc;
struct rm *door;
struct monst *mtmp;
schar dx, dy, dz;
if (nohands(youmonst.data)) {
pline(msgc_cancelled, "You can't open, close, or unlock anything "
"-- you have no hands!");
return 0;
}
if (u.utrap && u.utraptype == TT_PIT) {
pline(msgc_cancelled, "You can't reach over the edge of the pit.");
return 0;
}
if (!getargdir(arg, NULL, &dx, &dy, &dz))
return 0;
cc.x = youmonst.mx + dx;
cc.y = youmonst.my + dy;
if (!isok(cc.x, cc.y))
return 0;
if ((cc.x == youmonst.mx) && (cc.y == youmonst.my))
return 0;
if ((mtmp = m_at(level, cc.x, cc.y)) && mtmp->m_ap_type == M_AP_FURNITURE &&
(mtmp->mappearance == S_hcdoor || mtmp->mappearance == S_vcdoor) &&
!Protection_from_shape_changers) {
stumble_onto_mimic(mtmp, cc.x - youmonst.mx, cc.y - youmonst.my);
return 1;
}
door = &level->locations[cc.x][cc.y];
if (!IS_DOOR(door->typ)) {
if (is_db_wall(cc.x, cc.y)) {
pline(msgc_cancelled,
"There is no obvious way to open the drawbridge.");
return 0;
}
pline(msgc_mispaste, "You %s no door there.", Blind ? "feel" : "see");
return 0;
}
if (door->doormask == D_ISOPEN) {
struct nh_cmd_arg newarg;
arg_from_delta(dx, dy, dz, &newarg);
return doclose(&newarg);
}
if (!(door->doormask & D_CLOSED)) {
const char *mesg;
switch (door->doormask) {
case D_BROKEN:
mesg = " is broken";
break;
case D_NODOOR:
mesg = "way has no door";
break;
case D_ISOPEN:
mesg = " is already open";
break;
default:
if (last_command_was("open") && door->mem_door_l) {
/* With the "open" command given explicitly (rather than
implicitly via doorbumping), unlock the door. */
struct obj *bestpick = get_current_unlock_tool();
struct nh_cmd_arg newarg;
arg_from_delta(dx, dy, dz, &newarg);
if (!bestpick)
pline(msgc_cancelled,
"You have nothing to unlock that with.");
else if (!bestpick->lastused)
/* not msgc_controlhelp, or many players would get
no message */
pline(msgc_hint,
"Use an unlocking tool manually so I know "
"which one you want to use.");
else
return pick_lock(bestpick, &newarg);
}
door->mem_door_l = 1;
map_background(cc.x, cc.y, TRUE);
mesg = " is locked";
break;
}
pline(msgc_cancelled, "This door%s.", mesg);
if (Blind)
feel_location(cc.x, cc.y);
return 0;
}
if (verysmall(youmonst.data)) {
pline(msgc_cancelled, "You're too small to pull the door open.");
return 0;
}
/* door is known to be CLOSED */
if (rnl(20) < (ACURRSTR + ACURR(A_DEX) + ACURR(A_CON)) / 3) {
pline(msgc_actionok, "The door opens.");
if (door->doormask & D_TRAPPED) {
b_trapped("door", FINGER);
door->doormask = D_NODOOR;
if (*in_rooms(level, cc.x, cc.y, SHOPBASE))
add_damage(cc.x, cc.y, 0L);
} else
door->doormask = D_ISOPEN;
if (Blind)
feel_location(cc.x, cc.y); /* the hero knows she opened it */
else
newsym(cc.x, cc.y);
unblock_point(cc.x, cc.y); /* vision: new see through there */
} else {
exercise(A_STR, TRUE);
door->mem_door_l = 1;
map_background(cc.x, cc.y, TRUE);
pline(msgc_failrandom, "The door resists!");
}
return 1;
}
/* pick a lock on a chest or door with a given object */
int
pick_lock(struct obj *pick, const struct nh_cmd_arg *arg)
{
int picktyp, c;
coord cc;
schar dx, dy, dz;
struct rm *door;
struct obj *otmp;
const char *qbuf;
if (!getargdir(arg, NULL, &dx, &dy, &dz))
return 0;
cc.x = youmonst.mx + dx;
cc.y = youmonst.my + dy;
if (!isok(cc.x, cc.y))
return 0;
picktyp = pick->otyp;
pick->lastused = moves;
/* Check whether we're resuming an interrupted previous attempt. For a
floor pick, we have u.utracked[tos_lock] as a non-zeroobj and dx and dy
as 0. For a door, we have u.utracked_location[tl_lock] specifying the
location and u.utracked[tos_lock] as &zeroobj. */
if (u.uoccupation_progress[tos_lock] &&
((u.utracked_location[tl_lock].x == cc.x &&
u.utracked_location[tl_lock].y == cc.y &&
u.utracked[tos_lock] == &zeroobj) ||
(dx == 0 && dy == 0 && u.utracked[tos_lock] != &zeroobj))) {
static const char no_longer[] =
"Unfortunately, you can no longer %s %s.";
if (nohands(youmonst.data)) {
const char *what = (picktyp == LOCK_PICK) ? "pick" : "key";
if (picktyp == CREDIT_CARD)
what = "card";
pline(msgc_interrupted, no_longer, "hold the", what);
return reset_pick();
} else if (u.utracked[tos_lock] != &zeroobj && !can_reach_floor()) {
pline(msgc_interrupted, no_longer, "reach the", "lock");
return reset_pick();
} else {
const char *action = lock_action();
if (turnstate.continue_message)
pline(msgc_occstart, "You resume your attempt at %s.", action);
one_occupation_turn(picklock, "picking the lock", occ_lock);
return 1;
}
}
if (nohands(youmonst.data)) {
pline(msgc_cancelled, "You can't hold %s -- you have no hands!",
doname(pick));
return 0;
}
if ((picktyp != LOCK_PICK && picktyp != CREDIT_CARD &&
picktyp != SKELETON_KEY)) {
impossible("picking lock with object %d?", picktyp);
return 0;
}
if (!dx && !dy) { /* pick lock on a container */
const char *verb;
boolean it;
int count;
if (dz < 0) {
pline(msgc_cancelled, "There isn't any sort of lock up %s.",
Levitation ? "here" : "there");
return 0;
} else if (is_lava(level, youmonst.mx, youmonst.my)) {
pline(msgc_cancelled, "Doing that would probably melt your %s.",
xname(pick));
return 0;
} else if (is_pool(level, youmonst.mx, youmonst.my) && !Underwater) {
/* better YAFM - AIS */
pline(msgc_cancelled,
"Canals might have locks, but this water doesn't.");
return 0;
}
count = 0;
c = 'n'; /* in case there are no boxes here */
for (otmp = level->objects[cc.x][cc.y]; otmp; otmp = otmp->nexthere)
if (Is_box(otmp)) {
++count;
if (!can_reach_floor()) {
pline(msgc_cancelled, "You can't reach %s from up here.",
the(xname(otmp)));
return 0;
}
it = 0;
if (otmp->obroken)
verb = "fix";
else if (!otmp->olocked)
verb = "lock", it = 1;
else if (picktyp != LOCK_PICK)
verb = "unlock", it = 1;
else
verb = "pick";
qbuf = msgprintf(
"There is %s here, %s %s?",
safe_qbuf("",
sizeof ("There is here, unlock its lock?"),
doname(otmp), an(simple_typename(otmp->otyp)),
"a box"), verb, it ? "it" : "its lock");
c = ynq(qbuf);
if (c == 'q')
return 0;
if (c == 'n')
continue;
if (otmp->obroken) {
pline(msgc_cancelled,
"You can't fix its broken lock with %s.",
doname(pick));
return 0;
} else if (picktyp == CREDIT_CARD && !otmp->olocked) {
/* credit cards are only good for unlocking */
pline(msgc_cancelled, "You can't do that with %s.",
doname(pick));
return 0;
}
u.utracked[tos_lock] = otmp;
u.uoccupation_progress[tos_lock] = 0;
break;
}
if (c != 'y') {
if (!count)
pline(msgc_cancelled,
"There doesn't seem to be any sort of lock here.");
return 0; /* decided against all boxes */
}
} else { /* pick the lock in a door */
struct monst *mtmp;
if (u.utrap && u.utraptype == TT_PIT) {
pline(msgc_cancelled,
"You can't reach over the edge of the pit.");
return 0;
}
door = &level->locations[cc.x][cc.y];
if ((mtmp = m_at(level, cc.x, cc.y)) && canseemon(mtmp)) {
if (picktyp == CREDIT_CARD &&
(mx_eshk(mtmp) || mtmp->data == &mons[PM_ORACLE]))
verbalize(msgc_npcvoice, "No checks, no credit, no problem.");
else
pline(msgc_mispaste, "I don't think %s would appreciate that.",
mon_nam(mtmp));
return 0;
}
if (mtmp && (mtmp->m_ap_type == M_AP_FURNITURE) &&
(mtmp->mappearance == S_hcdoor || mtmp->mappearance == S_vcdoor) &&
!Protection_from_shape_changers) {
stumble_onto_mimic(mtmp, dx, dy);
return 1;
}
if (!IS_DOOR(door->typ)) {
if (is_drawbridge_wall(cc.x, cc.y) >= 0)
pline(msgc_cancelled, "You %s no lock on the drawbridge.",
Blind ? "feel" : "see");
else
pline(msgc_mispaste, "You %s no door there.",
Blind ? "feel" : "see");
return 0;
}
switch (door->doormask) {
case D_NODOOR:
pline(msgc_cancelled, "This doorway has no door.");
return 0;
case D_ISOPEN:
pline(msgc_cancelled, "You cannot lock an open door.");
return 0;
case D_BROKEN:
pline(msgc_cancelled, "This door is broken.");
return 0;
default:
/* credit cards are only good for unlocking */
if (picktyp == CREDIT_CARD && !(door->doormask & D_LOCKED)) {
pline(msgc_cancelled,
"You can't lock a door with a credit card.");
return 0;
}
/* At this point, the player knows that the door is a door, and
whether it's locked, but not whether it's trapped; to do this,
we set the mem_door_l flag and call map_background, which will
clear it if necessary (i.e. not a door after all). */
level->locations[cc.x][cc.y].mem_door_l = 1;
map_background(cc.x, cc.y, TRUE);
u.utracked[tos_lock] = &zeroobj;
u.utracked_location[tl_lock] = cc;
u.uoccupation_progress[tos_lock] = 0;
}
}
one_occupation_turn(picklock, "picking the lock", occ_lock);
return 1;
}
/* when attacking "priest" in his temple */
void
ghod_hitsu(struct monst *priest)
{
int x, y, ax, ay, roomno = (int)temple_occupied(u.urooms);
struct mkroom *troom;
if (!roomno || !has_shrine(priest))
return;
ax = x = CONST_EPRI(priest)->shrpos.x;
ay = y = CONST_EPRI(priest)->shrpos.y;
troom = &level->rooms[roomno - ROOMOFFSET];
if ((u.ux == x && u.uy == y) || !linedup(u.ux, u.uy, x, y)) {
if (IS_DOOR(level->locations[u.ux][u.uy].typ)) {
if (u.ux == troom->lx - 1) {
x = troom->hx;
y = u.uy;
} else if (u.ux == troom->hx + 1) {
x = troom->lx;
y = u.uy;
} else if (u.uy == troom->ly - 1) {
x = u.ux;
y = troom->hy;
} else if (u.uy == troom->hy + 1) {
x = u.ux;
y = troom->ly;
}
} else {
switch (rn2(4)) {
case 0:
x = u.ux;
y = troom->ly;
break;
case 1:
x = u.ux;
y = troom->hy;
break;
case 2:
x = troom->lx;
y = u.uy;
break;
default:
x = troom->hx;
y = u.uy;
break;
}
}
if (!linedup(u.ux, u.uy, x, y))
return;
}
switch (rn2(3)) {
case 0:
pline("%s roars in anger: \"Thou shalt suffer!\"", a_gname_at(ax, ay));
break;
case 1:
pline("%s voice booms: \"How darest thou harm my servant!\"",
s_suffix(a_gname_at(ax, ay)));
break;
default:
pline("%s roars: \"Thou dost profane my shrine!\"",
a_gname_at(ax, ay));
break;
}
/* bolt of lightning */
buzz(-10 - (AD_ELEC - 1), 6, x, y, sgn(tbx), sgn(tby), 0);
}
void noegnud_render_map_tile () {
int x, y;
int xs,xe,xd;
int ys,ye,yd;
GLfloat current_alpha;
float nx, ny;
float realangle;
GLfloat light_position[4];
ys=0;
ye=MAX_MAP_Y;
yd=1;
xs=0;
xe=MAX_MAP_X;
xd=1;
realangle=(noegnud_options_render_opengl_view_angle_x_current->value+(noegnud_activetileset->iso?0:noegnud_render_bullettime_angle));
while (realangle>=360) realangle-=360;
while (realangle<0) realangle+=360;
if ((realangle>=90)&&(realangle<270)) {
ys=MAX_MAP_Y-1;
ye=-1;
yd=-1;
}
if ((realangle<=180)) {
xs=MAX_MAP_X-1;
xe=-1;
xd=-1;
}
if (noegnud_render_selection_busy) {
glDisable(GL_TEXTURE_2D);
glDisable(GL_LIGHTING);
glDisable(GL_DEPTH_TEST);
glDisable(GL_BLEND);
}
if (noegnud_activetileset->iso) {
glEnable (GL_BLEND);
glDisable (GL_DEPTH_TEST);
} else {
glDisable (GL_BLEND);
if (noegnud_options_render_features_cardboardcutout->value&&noegnud_activetileset->isalphatileset) {
glEnable (GL_DEPTH_TEST);
} else glDisable (GL_DEPTH_TEST);
}
if (noegnud_options_render_opengl_lighting_method->value==NOEGNUD_RENDER_LIGHTING_METHOD_CHEAP) {
glEnable(GL_LIGHTING);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_LIGHT0);
if ((noegnud_options_input_mouse_3d_light->value)&&noegnud_render_mouse_map_x!=-1) {
glEnable(GL_LIGHT1);
} else {
glDisable(GL_LIGHT1);
}
}
x=noegnud_clip_x;
y=noegnud_clip_y;
ny = -(y - (noegnud_render_middle_y));
nx = x - (noegnud_render_middle_x);
light_position[0]=noegnud_activetileset->glwidth/2;
light_position[1]=noegnud_activetileset->glheight*3/2;
light_position[2]=noegnud_activetileset->glheight;
light_position[3]=1;
glTranslatef (
(noegnud_activetileset->xdeltax) * (nx) +
(noegnud_activetileset->ydeltax) * (ny) +
noegnud_render_offset_x, 0,
-((noegnud_activetileset->xdeltay) * (nx) +
(noegnud_activetileset->ydeltay) * (ny)) +
noegnud_render_offset_y);
glLightfv(GL_LIGHT0,GL_POSITION,light_position);
if (noegnud_options_input_mouse_3d_light->value) {
ny = -(noegnud_render_mouse_map_y - (noegnud_render_middle_y));
nx = (noegnud_render_mouse_map_x-1) - (noegnud_render_middle_x);
light_position[0]+=(noegnud_activetileset->xdeltax) * (nx) +
(noegnud_activetileset->ydeltax) * (ny) +
noegnud_render_offset_x;
light_position[2]+=-((noegnud_activetileset->xdeltay) * (nx) +
(noegnud_activetileset->ydeltay) * (ny)) +
noegnud_render_offset_y;
glLightfv(GL_LIGHT1,GL_POSITION,light_position);
}
for (y = 0; y < MAX_MAP_Y; y++) {
ny = -(y - (noegnud_render_middle_y));
for (x = 0; x < MAX_MAP_X; x++) {
nx = x - (noegnud_render_middle_x);
glPopMatrix ();
glPushMatrix ();
glTranslatef (
(noegnud_activetileset->xdeltax) * (nx) +
(noegnud_activetileset->ydeltax) * (ny) +
noegnud_render_offset_x, 0,
-((noegnud_activetileset->xdeltay) * (nx) +
(noegnud_activetileset->ydeltay) * (ny)) +
noegnud_render_offset_y);
glLoadName(y*256+x);
glBegin(GL_LINES); glEnd();
/*
if (noegnud_options_input_mouse_3d_light->value&&((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y)) {
glLightfv(GL_LIGHT1,GL_POSITION,light_position);
}
*/
if (((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y)) {
glColor4f(0.25,1.0,0.25,1.0);
}
else if ((x == noegnud_clip_x) && (y == noegnud_clip_y)) {
glColor4f(noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,1.0);
} else if ((!noegnud_activetileset->isalphatileset)&&iflags.hilite_pet&&(noegnud_map[x][y].glyph_primary!=MAX_GLYPH)&&(noegnud_map[x][y].special_primary & MG_PET)) {
glColor4f(noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,1.0);
} else glColor4f(1.0,1.0,1.0,1.0);
if (noegnud_render_selection_busy) {
noegnud_render_map_single_selection_tile (noegnud_map[x][y].tile_primary,1);
} else
if (noegnud_options_mode_tileset_caverns->value&&(!noegnud_activetileset->iso)&&noegnud_image_dungeon&&(noegnud_map[x][y].glyph_primary==MAX_GLYPH||(glyph_to_cmap(noegnud_map[x][y].glyph_primary)==S_stone&&levl[x+1][y].lit))) {
if (levl[x+1][y].seenv) {
if (noegnud_options_render_features_cardboardcutout->value &&
noegnud_options_mode_tileset_caverns_cutout->value &&
noegnud_options_render_features_cardboardcutout_raise_walls->value&&(!IS_ROOM(levl[x+1][y].typ))) {
glPushMatrix ();
noegnud_render_map_single_tile_raised_walls_texture(
noegnud_image_dungeon->block[0][0]->image,
noegnud_options_render_features_cardboardcutout_wall_height->value,
current_alpha,
!((y>0)&&noegnud_map[x][y-1].high),
!((y<MAX_MAP_Y-1)&&noegnud_map[x][y+1].high),
!((x>0)&&noegnud_map[x-1][y].high),
!((x<MAX_MAP_X-1)&&noegnud_map[x+1][y].high));
glTranslatef(0,noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_wall_height->value,0);
}
if (((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y)) {
glColor4f(0.25,1.0,0.25,1.0);
} else {
glColor4f(1.0,1.0,1.0,current_alpha);
}
} else {
if (noegnud_options_render_features_cardboardcutout->value &&
noegnud_options_mode_tileset_caverns_cutout->value &&
noegnud_options_render_features_cardboardcutout_raise_walls->value) {
glTranslatef(0,noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_wall_height->value,0);
}
if (((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y)) {
glColor4f(0.125,0.5,0.125,1.0);
} else
glColor4f(0.5,0.5,0.5,current_alpha);
}
if (levl[x+1][y].seenv) {
if (IS_ROOM(levl[x+1][y].typ)) {
} else {
glBindTexture (GL_TEXTURE_2D, noegnud_image_dungeon->block[0][0]->image);
glBegin (GL_QUADS);
glNormal3f(0,1,0);
glTexCoord2f (noegnud_image_dungeon->block[0][0]->fx1, noegnud_image_dungeon->block[0][0]->fy2);
glVertex3f (0, 0, noegnud_activetileset->glheight);
glTexCoord2f (noegnud_image_dungeon->block[0][0]->fx2, noegnud_image_dungeon->block[0][0]->fy2);
glVertex3f (noegnud_activetileset->glwidth, 0, noegnud_activetileset->glheight);
glTexCoord2f (noegnud_image_dungeon->block[0][0]->fx2, noegnud_image_dungeon->block[0][0]->fy1);
glVertex3f (noegnud_activetileset->glwidth, 0, 0);
glTexCoord2f (noegnud_image_dungeon->block[0][0]->fx1, noegnud_image_dungeon->block[0][0]->fy1);
glVertex3f (0, 0, 0);
glEnd ();
}
} else {
if (noegnud_options_mode_tileset_caverns_unexplored->value) {
glBindTexture (GL_TEXTURE_2D, noegnud_image_dungeon->block[0][0]->image);
glBegin (GL_QUADS);
glNormal3f(0,1,0);
glTexCoord2f (noegnud_image_dungeon->block[0][0]->fx1, noegnud_image_dungeon->block[0][0]->fy2);
glVertex3f (0, 0, noegnud_activetileset->glheight);
glTexCoord2f (noegnud_image_dungeon->block[0][0]->fx2, noegnud_image_dungeon->block[0][0]->fy2);
glVertex3f (noegnud_activetileset->glwidth, 0, noegnud_activetileset->glheight);
glTexCoord2f (noegnud_image_dungeon->block[0][0]->fx2, noegnud_image_dungeon->block[0][0]->fy1);
glVertex3f (noegnud_activetileset->glwidth, 0, 0);
glTexCoord2f (noegnud_image_dungeon->block[0][0]->fx1, noegnud_image_dungeon->block[0][0]->fy1);
glVertex3f (0, 0, 0);
glEnd ();
}
}
if (levl[x+1][y].seenv) {
if (noegnud_options_render_features_cardboardcutout->value &&
noegnud_options_mode_tileset_caverns_cutout->value &&
noegnud_options_render_features_cardboardcutout_raise_walls->value&&(!IS_ROOM(levl[x+1][y].typ))) {
glPopMatrix ();
}
}
}
if ( ((!noegnud_activetileset->isalphatileset) && (noegnud_map[x][y].glyph_primary!=MAX_GLYPH))) {
noegnud_render_map_single_tile (noegnud_map[x][y].tile_primary,1);
if ((((x == noegnud_clip_x) && (y == noegnud_clip_y))||(((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y))) ||
// if (((x == noegnud_clip_x) && (y == noegnud_clip_y)) ||
(noegnud_map[x][y].glyph_primary!=MAX_GLYPH&&iflags.hilite_pet&&(noegnud_map[x][y].special_primary & MG_PET))) {
glEnable (GL_BLEND);
noegnud_render_map_tile_highlight_block ();
glDisable (GL_BLEND);
}
} else if (noegnud_activetileset->isalphatileset) {
if ( noegnud_options_render_features_cardboardcutout->value &&
noegnud_options_render_features_cardboardcutout_raise_walls->value &&
noegnud_map[x][y].low &&
(!noegnud_activetileset->iso)) {
if ((noegnud_map[x][y].glyph_primary!=MAX_GLYPH)||(noegnud_map[x][y].glyph_primary==MAX_GLYPH&&noegnud_options_mode_tileset_caverns_cutout->value))
glTranslatef(0,-noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_hole_depth->value,0);
}
if ( noegnud_map[x][y].glyph_back != MAX_GLYPH &&
(!noegnud_map[x][y].high)) noegnud_render_map_single_tile (noegnud_map[x][y].tile_back,1);
if ((!noegnud_render_selection_busy)&&noegnud_options_render_features_cardboardcutout->value&&noegnud_options_render_features_cardboardcutout_raise_walls->value&&(!noegnud_activetileset->iso)&&noegnud_map[x][y].low) {
//glTranslatef(0,-noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_hole_depth->value,0);
noegnud_render_map_single_tile_sunken_walls (
noegnud_map[x][y].tile_back,
noegnud_options_render_features_cardboardcutout_hole_depth->value,
current_alpha,
!((y>0)&&noegnud_map[x][y-1].low),
!((y<MAX_MAP_Y-1)&&noegnud_map[x][y+1].low),
!((x>0)&&noegnud_map[x-1][y].low),
!((x<MAX_MAP_X-1)&&noegnud_map[x][y].low));
}
}
}
}
if (noegnud_render_selection_busy) return;
glEnable (GL_BLEND);
if (noegnud_activetileset->isalphatileset)
for (y = 0; y < MAX_MAP_Y; y++)
{
ny = -(y - (noegnud_render_middle_y));
for (x = 0; x < MAX_MAP_X; x++)
{
nx = x - (noegnud_render_middle_x);
if ( ( ((noegnud_activetileset->iso)) /*||
(noegnud_options_render_features_cardboardcutout->value&&noegnud_activetileset->isalphatileset&&(!noegnud_activetileset->iso))
*/ )&&
(y >= noegnud_clip_y)&&
(!((x == noegnud_clip_x) && (y == noegnud_clip_y)))&&
(!glyph_is_object(noegnud_map[x][y].glyph_primary))&&
(!glyph_is_monster(noegnud_map[x][y].glyph_primary))&&
(!glyph_is_trap(noegnud_map[x][y].glyph_primary))&&
(sqrt((noegnud_clip_y-y)*(noegnud_clip_y-y)+(noegnud_clip_x-x)*(noegnud_clip_x-x))<3)
) {
current_alpha=noegnud_options_mode_tileset_iso_opacity->value;
} else {
current_alpha=1.0;
}
glPopMatrix ();
glPushMatrix ();
glTranslatef ((noegnud_activetileset->xdeltax) * (nx) +
(noegnud_activetileset->ydeltax) * (ny) +
noegnud_render_offset_x, 0,
-((noegnud_activetileset->xdeltay) * (nx) +
(noegnud_activetileset->ydeltay) * (ny)) +
noegnud_render_offset_y);
glBegin(GL_LINES); glEnd();
if (noegnud_image_dungeon&&(noegnud_map[x][y].glyph_primary==MAX_GLYPH||(glyph_to_cmap(noegnud_map[x][y].glyph_primary)==S_stone&&levl[x+1][y].lit))) {
if (levl[x+1][y].seenv) {
if (noegnud_options_render_features_cardboardcutout->value &&
noegnud_options_mode_tileset_caverns_cutout->value &&
noegnud_options_render_features_cardboardcutout_raise_walls->value&&(!IS_ROOM(levl[x+1][y].typ))) {
glTranslatef(0,noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_wall_height->value,0);
}
} else {
if (noegnud_options_render_features_cardboardcutout->value &&
noegnud_options_mode_tileset_caverns_cutout->value &&
noegnud_options_render_features_cardboardcutout_raise_walls->value) {
glTranslatef(0,noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_wall_height->value,0);}
}
} else
if (noegnud_map[x][y].glyph_primary!=MAX_GLYPH&&noegnud_options_render_features_cardboardcutout->value&&noegnud_options_render_features_cardboardcutout_raise_walls->value&&noegnud_activetileset->isalphatileset&&(!noegnud_activetileset->iso)) {
if (noegnud_map[x][y].high) {
if (IS_DOOR(level.locations[x+1][y].typ)) {
noegnud_render_map_single_tile_raised_walls (
noegnud_map[x][y].tile_middle,
noegnud_options_render_features_cardboardcutout_wall_height->value,
current_alpha,
!((y>0)&&noegnud_map[x][y-1].high),
!((y<MAX_MAP_Y-1)&&noegnud_map[x][y+1].high),
!((x>0)&&noegnud_map[x-1][y].high),
!((x<MAX_MAP_X-1)&&noegnud_map[x+1][y].high));
} else {
noegnud_render_map_single_tile_raised_walls (
noegnud_map[x][y].tile_back,
noegnud_options_render_features_cardboardcutout_wall_height->value,
current_alpha,
!((y>0)&&noegnud_map[x][y-1].high),
!((y<MAX_MAP_Y-1)&&noegnud_map[x][y+1].high),
!((x>0)&&noegnud_map[x-1][y].high),
!((x<MAX_MAP_X-1)&&noegnud_map[x+1][y].high));
}
glTranslatef(0,noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_wall_height->value,0);
} else
if (noegnud_map[x][y].low) {
glTranslatef(0,-noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_hole_depth->value,0);
if (noegnud_map[x][y].translucent) {
glTranslatef(0,noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_hole_depth->value*noegnud_options_render_features_cardboardcutout_liquid_depth->value,0);
current_alpha=0.5;
}
}
}
if (((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y)) {
glColor4f(0.25,1.0,0.25,1.0);
}
else if ((x == noegnud_clip_x) && (y == noegnud_clip_y)) {
glColor4f(noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,current_alpha);
} else if (iflags.hilite_pet&&(noegnud_map[x][y].glyph_primary!=MAX_GLYPH)&&(noegnud_map[x][y].special_primary & MG_PET)) {
glColor4f(noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,current_alpha);
} else {
glColor4f(1.0,1.0,1.0,current_alpha);
}
if (noegnud_activetileset->isalphatileset) {
if (noegnud_map[x][y].glyph_middle != MAX_GLYPH) {
noegnud_render_map_single_tile (noegnud_map[x][y].tile_middle,1);
}
if (noegnud_activetileset->iso&&noegnud_map[x][y].glyph_fore != MAX_GLYPH) {
noegnud_render_map_single_tile (noegnud_map[x][y].tile_fore,1);
}
if (((x == noegnud_clip_x) && (y == noegnud_clip_y)) ||
(((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y)) ||
(noegnud_map[x][y].glyph_primary!=MAX_GLYPH&&iflags.hilite_pet&&(noegnud_map[x][y].special_primary & MG_PET))) {
if (noegnud_options_render_features_cardboardcutout->value) glTranslatef(0,0.02,0);
noegnud_render_map_tile_highlight_block ();
}
}
}
}
if ((noegnud_activetileset->isalphatileset)&&(!noegnud_activetileset->iso)) {
if (noegnud_options_render_features_cardboardcutout->value) glDisable(GL_CULL_FACE);
if (noegnud_options_render_features_cardboardcutout->value&&noegnud_options_render_features_cardboardcutout_wall_translucency_current->value>0) {
glDisable(GL_DEPTH_TEST);
for (y = ys; y != ye; y+=yd)
{
ny = -(y - (noegnud_render_middle_y));
for (x = xs; x != xe; x+=xd)
{
nx = x - (noegnud_render_middle_x);
glPopMatrix ();
glPushMatrix ();
if (((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y)) {
glColor4f(0.25,1.0,0.25,noegnud_options_render_features_cardboardcutout_wall_translucency_current->value);
} else {
glColor4f(1.0,1.0,1.0,noegnud_options_render_features_cardboardcutout_wall_translucency_current->value);
}
glTranslatef ((noegnud_activetileset->xdeltax) * (nx) +
(noegnud_activetileset->ydeltax) * (ny) +
noegnud_render_offset_x, 0,
-((noegnud_activetileset->xdeltay) * (nx) +
(noegnud_activetileset->ydeltay) * (ny)) +
noegnud_render_offset_y);
glBegin(GL_LINES); glEnd();
if (!(noegnud_map[x][y].high||noegnud_map[x][y].low)) {
if (noegnud_map[x][y].glyph_back!=MAX_GLYPH) {
if (noegnud_options_render_opengl_lighting_method->value==NOEGNUD_RENDER_LIGHTING_METHOD_CHEAP) {
glEnable(GL_LIGHTING);
}
noegnud_render_map_single_tile (noegnud_map[x][y].tile_back,1);
if (noegnud_options_render_opengl_lighting_method->value==NOEGNUD_RENDER_LIGHTING_METHOD_CHEAP) {
glDisable(GL_LIGHTING);
}
}
if (noegnud_map[x][y].glyph_middle!=MAX_GLYPH) {
noegnud_render_map_single_tile (noegnud_map[x][y].tile_middle,1);
}
}
if (noegnud_map[x][y].glyph_fore != MAX_GLYPH) {
if ((x==(u.ux-1)&&y==u.uy)&&Levitation) {
if (noegnud_map[x][y].low) {
glTranslatef(0,noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_hole_depth->value,0);
}
glTranslatef(0,noegnud_activetileset->glheight/2,0);
}
if (noegnud_map[x][y].low) glTranslatef(0,-noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_hole_depth->value,0);
if (((glyph_is_monster(noegnud_map[x][y].glyph_fore)&&noegnud_options_render_features_cardboardcutout_raise_monsters->value)||(glyph_is_object(noegnud_map[x][y].glyph_fore)&&noegnud_options_render_features_cardboardcutout_raise_objects->value))) {
glTranslatef (0,noegnud_activetileset->glheight,noegnud_activetileset->glheight/2);
glRotatef (90, 1, 0, 0);
if (noegnud_options_render_features_autoface->value) {
glTranslatef (
noegnud_activetileset->glwidth/2,
0,0);
glRotatef ((noegnud_options_render_opengl_view_angle_x_current->value+noegnud_render_bullettime_angle), 0, 0, 1);
glTranslatef (
-noegnud_activetileset->glwidth/2,
0,0);
}
glRotatef (-20, 1, 0, 0);
}
noegnud_render_map_single_tile (noegnud_map[x][y].tile_fore,1);
}
}
}
glEnable(GL_DEPTH_TEST);
}
if (noegnud_options_render_opengl_lighting_method->value==NOEGNUD_RENDER_LIGHTING_METHOD_CHEAP) {
glDisable(GL_LIGHTING);
}
for (y = ys; y != ye; y+=yd)
{
ny = -(y - (noegnud_render_middle_y));
for (x = xs; x != xe; x+=xd)
{
nx = x - (noegnud_render_middle_x);
if ((noegnud_activetileset->iso)&&(y >= noegnud_clip_y)&&(!((x == noegnud_clip_x) && (y == noegnud_clip_y)))&&(!glyph_is_object(noegnud_map[x][y].glyph_primary))&&(!glyph_is_monster(noegnud_map[x][y].glyph_primary))&&(sqrt((noegnud_clip_y-y)*(noegnud_clip_y-y)+(noegnud_clip_x-x)*(noegnud_clip_x-x))<3)) {
current_alpha=0.3;
} else {
current_alpha=1.0;
}
glPopMatrix ();
glPushMatrix ();
glTranslatef ((noegnud_activetileset->xdeltax) * (nx) +
(noegnud_activetileset->ydeltax) * (ny) +
noegnud_render_offset_x, 0,
-((noegnud_activetileset->xdeltay) * (nx) +
(noegnud_activetileset->ydeltay) * (ny)) +
noegnud_render_offset_y);
glBegin(GL_LINES); glEnd();
if (((noegnud_render_mouse_map_x-1)==x)&&(noegnud_render_mouse_map_y==y)) {
glColor4f(0.25,1.0,0.25,1.0);
}
else if ((x == noegnud_clip_x) && (y == noegnud_clip_y)) {
glColor4f(noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,current_alpha);
} else if (iflags.hilite_pet&&(noegnud_map[x][y].glyph_primary!=MAX_GLYPH)&&(noegnud_map[x][y].special_primary & MG_PET)) {
glColor4f(noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,noegnud_render_highlight_strobe/2+0.5,current_alpha);
} else {
glColor4f(1.0,1.0,1.0,current_alpha);
}
if (noegnud_map[x][y].glyph_fore != MAX_GLYPH) {
if ((x==(u.ux-1)&&y==u.uy)&&(!noegnud_activetileset->iso)&&Levitation) {
if (noegnud_map[x][y].low) {
glTranslatef(0,noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_hole_depth->value,0);
}
glTranslatef(0,noegnud_activetileset->glheight/2,0);
}
if (noegnud_map[x][y].low&&(!noegnud_activetileset->iso)) glTranslatef(0,-noegnud_activetileset->glheight*noegnud_options_render_features_cardboardcutout_hole_depth->value,0);
if (noegnud_options_render_features_cardboardcutout->value&&((glyph_is_monster(noegnud_map[x][y].glyph_fore)&&noegnud_options_render_features_cardboardcutout_raise_monsters->value)||(glyph_is_object(noegnud_map[x][y].glyph_fore)&&noegnud_options_render_features_cardboardcutout_raise_objects->value))) {
glTranslatef (0,noegnud_activetileset->glheight,noegnud_activetileset->glheight/2);
glRotatef (90, 1, 0, 0);
if (noegnud_options_render_features_autoface->value) {
glTranslatef (
noegnud_activetileset->glwidth/2,
0,0);
glRotatef ((noegnud_options_render_opengl_view_angle_x_current->value+noegnud_render_bullettime_angle), 0, 0, 1);
glTranslatef (
-noegnud_activetileset->glwidth/2,
0,0);
}
glRotatef (-20, 1, 0, 0);
}
noegnud_render_map_single_tile (noegnud_map[x][y].tile_fore,1);
}
}
}
if (noegnud_options_render_features_cardboardcutout->value) glEnable(GL_CULL_FACE);
} else {
if (noegnud_options_render_opengl_lighting_method->value==NOEGNUD_RENDER_LIGHTING_METHOD_CHEAP) {
glDisable(GL_LIGHTING);
}
}
}
static void trv_ray_ycaster34(FAR struct trv_raycast_s *result)
{
struct trv_rect_list_s *list; /* Points to the current P plane rectangle */
struct trv_rect_data_s *rect; /* Points to the rectangle data */
trv_coord_t rely; /* Relative position of the Y plane */
trv_coord_t absx; /* Absolute X position at rely given yaw */
trv_coord_t absz; /* Absolute Z position at rely given pitch */
trv_coord_t lastrely1 = -1; /* Last relative Y position processed */
trv_coord_t lastrely2 = -1; /* Last relative Y position processed */
int32_t dxdy; /* Rate of change of X wrt Y (double) */
int32_t dzdy; /* Rate of change of Z wrt Y (double) */
/* At a viewing angle of 180 degrees, no intersections with the line x = bXi
* are possible!
*/
if (g_camera.yaw == ANGLE_180)
{
return;
}
/* Pre-calculate the rate of change of X and Z with respect to Y */
/* The negative inverted tangent is equal to the rate of change of X with
* respect to the Y-axis. The cotangent is stored at double the the
* "normal" scaling.
*/
dxdy = -g_cot_table(g_camera.yaw - ANGLE_180);
/* Determine the rate of change of the Z with respect to Y. The tangent
* is "double" precision; the cosecant is "double" precision. dzdy will
* be retained as "double" precision.
*/
dzdy = qTOd(g_adj_tanpitch * ABS(g_csc_table[g_camera.yaw]));
/* Look at every rectangle lying in a Y plane */
/* This logic should be improved at some point so that non-visible planes
* are "pruned" from the list prior to ray casting!
*/
for (list = g_ray_yplane.tail; list; list = list->blink)
{
rect = &list->d;
/* Search for a rectangle which lies "before" the current camera
* position
*/
if (rect->plane < g_camera.y)
{
/* get the Y distance to the plane */
rely = g_camera.y - rect->plane;
/* g_ray_yplane is an ordered list, if we have already hit something
* closer, then we can abort the casting now.
*/
if (rely > result->ydist)
{
return;
}
/* Calculate the Y position at this relative X position. We can skip
* this step if we are processing another rectangle at the same relx
* distance.
*/
if (rely != lastrely1)
{
int32_t deltax; /* Scale == "triple" */
/* The dxdy is stored at double the"normal" scaling -- so deltax
* is "triple" precision
*/
deltax = dxdy * ((int32_t) rely);
absx = tTOs(deltax) + g_camera.x; /* back to "single" */
lastrely1 = rely;
}
/* Check if this X position intersects the rectangle */
if (absx >= rect->hstart && absx <= rect->hend)
{
/* The X position lies in the rectangle. Now, calculate the
* Z position at this relative X position. We can skip this
* step if we are processing another rectangle at the same
* relx distance.
*/
if (rely != lastrely2)
{
int32_t deltaz; /* Scale == TRIPLE */
/* The dzdy is stored at double the"normal" scaling -- so
* deltaz is "triple" precision
*/
deltaz = dzdy * ((int32_t) rely);
absz = tTOs(deltaz) + g_camera.z; /* Back to single */
lastrely2 = rely;
}
/* Check if this Z position intersects the rectangle */
if (absz >= rect->vstart && absz <= rect->vend)
{
/* We've got a potential hit, let's see what it is */
/* Check if we just hit an ordinary opaque wall */
if (IS_NORMAL(rect))
{
/* Yes..Save the parameters associated with the normal
* wall hit
*/
result->rect = rect;
result->type = MK_HIT_TYPE(BACK_HIT, Y_HIT);
result->xpos = absx;
result->ypos = absz;
result->xdist = ABS(absx - g_camera.x);
result->ydist = rely;
result->zdist = ABS(absz - g_camera.z);
/* Terminate Y casting */
return;
}
else if (IS_DOOR(rect))
{
/* Check if the door is in motion. */
if (!IS_MOVING_DOOR(rect))
{
/* Save the parameters associated with the normal
* door hit
*/
result->rect = rect;
result->type = MK_HIT_TYPE(BACK_HIT, Y_HIT);
result->xpos = absx;
result->ypos = absz;
result->xdist = ABS(absx - g_camera.x);
result->ydist = rely;
result->zdist = ABS(absz - g_camera.z);
/* Terminate Y casting */
return;
}
/* The door is in motion, the Z-position to see if we can
* see under the door
*/
else if (absz > g_opendoor.zbottom)
{
/* Save the parameters associated with the moving
* door hit
*/
result->rect = rect;
result->type = MK_HIT_TYPE(BACK_HIT, Y_HIT);
result->xpos = absx;
result->ypos = absz - g_opendoor.zdist;
result->xdist = ABS(absx - g_camera.x);
result->ydist = rely;
result->zdist = ABS(absz - g_camera.z);
/* Terminate Y casting */
return;
}
}
/* Otherwise, it must be a transparent wall. We'll need to
* make our decision based upon the pixel that we hit
*/
/* Check if the pixel at this location is visible */
else if (GET_BACK_PIXEL(rect, absx, absz) != INVISIBLE_PIXEL)
{
/* Its visible, save the parameters associated with the
* transparent wall hit
*/
result->rect = rect;
result->type = MK_HIT_TYPE(BACK_HIT, Y_HIT);
result->xpos = absx;
result->ypos = absz;
result->xdist = ABS(absx - g_camera.x);
result->ydist = rely;
result->zdist = ABS(absz - g_camera.z);
/* Terminate Y casting */
return;
}
}
}
}
}
}
static void trv_ray_xcaster14(FAR struct trv_raycast_s *result)
{
struct trv_rect_list_s *list; /* Points to the current X plane rectangle */
struct trv_rect_data_s *rect; /* Points to the rectangle data */
trv_coord_t relx; /* Relative position of the X plane */
trv_coord_t absy; /* Absolute Y position at relx given yaw */
trv_coord_t absz; /* Absolute Z position at relx given pitch */
trv_coord_t lastrelx1 = -1; /* Last relative X position processed */
trv_coord_t lastrelx2 = -1; /* Last relative X position processed */
int32_t dydx; /* Rate of change of Y wrt X (double) */
int32_t dzdx; /* Rate of change of Z wrt X (double) */
/* At a viewing angle of 270 degrees, no intersections with the g_ray_xplanes
* are possible!
*/
if (g_camera.yaw == ANGLE_270)
{
return;
}
/* Pre-calculate the rate of change of Y and Z with respect to X */
/* The tangent is equal to the rate of change of Y with respect to the
* X-axis. The tangent is stored at double the "normal" scaling.
*/
dydx = TAN(g_camera.yaw);
/* Determine the rate of change of the Z with respect to X. The tangent is
* "double" precision; the secant is "double" precision. dzdx will be
* retained as "double" precision.
*/
dzdx = qTOd(g_adj_tanpitch * ABS(g_sec_table[g_camera.yaw]));
/* Look at every rectangle lying in the X plane */
/* This logic should be improved at some point so that non-visible planes
* are "pruned" from the list prior to ray casting!
*/
for (list = g_ray_xplane.head; list; list = list->flink)
{
rect = &list->d;
/* Search for a rectangle which lies "beyond" the current camera
* position
*/
if (rect->plane > g_camera.x)
{
/* get the X distance to the plane */
relx = rect->plane - g_camera.x;
#if 0
/* g_ray_xplane is an ordered list, if we have already hit something
* closer, then we can abort the casting now.
*/
if (relx > result->xdist)
{
return;
}
#endif
/* Calculate the Y position at this relative X position. We can skip
* this step if we are processing another rectangle at the same relx
* distance.
*/
if (relx != lastrelx1)
{
int32_t deltay; /* Scale == "triple" */
/* The dydx is stored at double the"normal" scaling -- so
* deltay is "triple" precision
*/
deltay = dydx * ((int32_t) relx);
absy = tTOs(deltay) + g_camera.y; /* back to "single" */
lastrelx1 = relx;
}
/* Check if this Y position intersects the rectangle */
if (absy >= rect->hstart && absy <= rect->hend)
{
/* The Y position lies in the rectangle. Now, calculate the
* theZ position at this relative X position. We can skip
* this step if we are processing another rectangle at the
* same relx distance.
*/
if (relx != lastrelx2)
{
int32_t deltaz; /* Scale == TRIPLE */
/* The dzdx is stored at double the"normal" scaling -- so
* deltaz is "triple" precision
*/
deltaz = dzdx * ((int32_t) relx);
absz = tTOs(deltaz) + g_camera.z; /* Back to single */
lastrelx2 = relx;
}
/* Check if this Z position intersects the rectangle */
if (absz >= rect->vstart && absz <= rect->vend)
{
/* We've got a potential hit, let's see what it is */
/* Check if we just hit an ordinary opaque wall */
if (IS_NORMAL(rect))
{
/* Yes..Save the parameters associated with the normal
* wall hit
*/
result->rect = rect;
result->type = MK_HIT_TYPE(FRONT_HIT, X_HIT);
result->xpos = absy;
result->ypos = absz;
result->xdist = relx;
result->ydist = ABS(absy - g_camera.y);
result->zdist = ABS(absz - g_camera.z);
/* Terminate X casting */
return;
}
else if (IS_DOOR(rect))
{
/* Check if the door is in motion. */
if (!IS_MOVING_DOOR(rect))
{
/* Save the parameters associated with the normal
* door hit
*/
result->rect = rect;
result->type = MK_HIT_TYPE(FRONT_HIT, X_HIT);
result->xpos = absy;
result->ypos = absz;
result->xdist = relx;
result->ydist = ABS(absy - g_camera.y);
result->zdist = ABS(absz - g_camera.z);
/* Terminate X casting */
return;
}
/* The door is in motion, the Z-position to see if we can
* see under the door
*/
else if (absz > g_opendoor.zbottom)
{
/* Save the parameters associated with the moving
* door hit
*/
result->rect = rect;
result->type = MK_HIT_TYPE(FRONT_HIT, X_HIT);
result->xpos = absy;
result->ypos = absz - g_opendoor.zdist;
result->xdist = relx;
result->ydist = ABS(absy - g_camera.y);
result->zdist = ABS(absz - g_camera.z);
/* Terminate X casting */
return;
}
}
/* Otherwise, it must be a transparent wall. We'll need to
* make our decision based upon the pixel that we hit
*/
/* Check if the pixel at this location is visible */
else if (GET_FRONT_PIXEL(rect, absy, absz) != INVISIBLE_PIXEL)
{
/* Its visible, save the parameters associated with the
* transparent wall hit
*/
result->rect = rect;
result->type = MK_HIT_TYPE(FRONT_HIT, X_HIT);
result->xpos = absy;
result->ypos = absz;
result->xdist = relx;
result->ydist = ABS(absy - g_camera.y);
result->zdist = ABS(absz - g_camera.z);
/* Terminate X casting */
return;
}
}
}
}
}
}
