// editing.cpp: most map editing commands go here, entity editing commands are
// in world.cpp
#include "cube.h"
bool editmode = false;
// the current selection, used by almost all editing commands
// invariant: all code assumes that these are kept inside MINBORD distance of
// the edge of the map
block sel = {
variable("selx", 0, 0, 4096, &sel.x, NULL, false),
variable("sely", 0, 0, 4096, &sel.y, NULL, false),
variable("selxs", 0, 0, 4096, &sel.xs, NULL, false),
variable("selys", 0, 0, 4096, &sel.ys, NULL, false),
};
int selh = 0;
bool selset = false;
#define loopselxy(b) \
{ \
makeundo(); \
loop(x, sel.xs) loop(y, sel.ys) \
{ \
sqr *s = S(sel.x + x, sel.y + y); \
b; \
}; \
remip(sel); \
}
int cx, cy, ch;
int curedittex[] = {-1, -1, -1};
bool dragging = false;
int lastx, lasty, lasth;
int lasttype = 0, lasttex = 0;
sqr rtex;
VAR(editing, 0, 0, 1);
void
toggleedit()
{
if (player1->state == CS_DEAD)
return; // do not allow dead players to edit to avoid state
// confusion
if (!editmode && !allowedittoggle())
return; // not in most multiplayer modes
if (!(editmode = !editmode)) {
settagareas(); // reset triggers to allow quick playtesting
entinmap(player1); // find spawn closest to current floating pos
} else {
resettagareas(); // clear trigger areas to allow them to be
// edited
player1->health = 100;
if (m_classicsp)
monsterclear(); // all monsters back at their spawns for
// editing
projreset();
};
keyrepeat(editmode);
selset = false;
editing = editmode;
};
COMMANDN(edittoggle, toggleedit, ARG_NONE);
void
correctsel() // ensures above invariant
{
selset = !OUTBORD(sel.x, sel.y);
int bsize = ssize - MINBORD;
if (sel.xs + sel.x > bsize)
sel.xs = bsize - sel.x;
if (sel.ys + sel.y > bsize)
sel.ys = bsize - sel.y;
if (sel.xs <= 0 || sel.ys <= 0)
selset = false;
};
bool
noteditmode()
{
correctsel();
if (!editmode)
conoutf("this function is only allowed in edit mode");
return !editmode;
};
bool
noselection()
{
if (!selset)
conoutf("no selection");
return !selset;
};
#define EDITSEL \
if (noteditmode() || noselection()) \
return;
#define EDITSELMP \
if (noteditmode() || noselection() || multiplayer()) \
return;
#define EDITMP \
if (noteditmode() || multiplayer()) \
return;
void
selectpos(int x, int y, int xs, int ys)
{
block s = {x, y, xs, ys};
sel = s;
selh = 0;
correctsel();
};
void
makesel()
{
block s = {min(lastx, cx), min(lasty, cy), abs(lastx - cx) + 1,
abs(lasty - cy) + 1};
sel = s;
selh = max(lasth, ch);
correctsel();
if (selset)
rtex = *S(sel.x, sel.y);
};
VAR(flrceil, 0, 0, 2);
float
sheight(
sqr *s, sqr *t, float z) // finds out z height when cursor points at wall
{
return !flrceil // z-s->floor<s->ceil-z
? (s->type == FHF ? s->floor - t->vdelta / 4.0f
: (float)s->floor)
: (s->type == CHF ? s->ceil + t->vdelta / 4.0f
: (float)s->ceil);
};
void
cursorupdate() // called every frame from hud
{
flrceil = ((int)(player1->pitch >= 0)) * 2;
volatile float x =
worldpos.x; // volatile needed to prevent msvc7 optimizer bug?
volatile float y = worldpos.y;
volatile float z = worldpos.z;
cx = (int)x;
cy = (int)y;
if (OUTBORD(cx, cy))
return;
sqr *s = S(cx, cy);
if (fabs(sheight(s, s, z) - z) > 1) // selected wall
{
x += x > player1->o.x ? 0.5f : -0.5f; // find right wall cube
y += y > player1->o.y ? 0.5f : -0.5f;
cx = (int)x;
cy = (int)y;
if (OUTBORD(cx, cy))
return;
};
if (dragging)
makesel();
const int GRIDSIZE = 5;
const float GRIDW = 0.5f;
const float GRID8 = 2.0f;
const float GRIDS = 2.0f;
const int GRIDM = 0x7;
// render editing grid
for (int ix = cx - GRIDSIZE; ix <= cx + GRIDSIZE; ix++)
for (int iy = cy - GRIDSIZE; iy <= cy + GRIDSIZE; iy++) {
if (OUTBORD(ix, iy))
continue;
sqr *s = S(ix, iy);
if (SOLID(s))
continue;
float h1 = sheight(s, s, z);
float h2 = sheight(s, SWS(s, 1, 0, ssize), z);
float h3 = sheight(s, SWS(s, 1, 1, ssize), z);
float h4 = sheight(s, SWS(s, 0, 1, ssize), z);
if (s->tag)
linestyle(GRIDW, 0xFF, 0x40, 0x40);
else if (s->type == FHF || s->type == CHF)
linestyle(GRIDW, 0x80, 0xFF, 0x80);
else
linestyle(GRIDW, 0x80, 0x80, 0x80);
block b = {ix, iy, 1, 1};
box(b, h1, h2, h3, h4);
linestyle(GRID8, 0x40, 0x40, 0xFF);
if (!(ix & GRIDM))
line(ix, iy, h1, ix, iy + 1, h4);
if (!(ix + 1 & GRIDM))
line(ix + 1, iy, h2, ix + 1, iy + 1, h3);
if (!(iy & GRIDM))
line(ix, iy, h1, ix + 1, iy, h2);
if (!(iy + 1 & GRIDM))
line(ix, iy + 1, h4, ix + 1, iy + 1, h3);
};
if (!SOLID(s)) {
float ih = sheight(s, s, z);
linestyle(GRIDS, 0xFF, 0xFF, 0xFF);
block b = {cx, cy, 1, 1};
box(b, ih, sheight(s, SWS(s, 1, 0, ssize), z),
sheight(s, SWS(s, 1, 1, ssize), z),
sheight(s, SWS(s, 0, 1, ssize), z));
linestyle(GRIDS, 0xFF, 0x00, 0x00);
dot(cx, cy, ih);
ch = (int)ih;
};
if (selset) {
linestyle(GRIDS, 0xFF, 0x40, 0x40);
box(sel, (float)selh, (float)selh, (float)selh, (float)selh);
};
};
vector<block *> undos; // unlimited undo
VARP(undomegs, 0, 1, 10); // bounded by n megs
void
pruneundos(int maxremain) // bound memory
{
int t = 0;
loopvrev(undos)
{
t += undos[i]->xs * undos[i]->ys * sizeof(sqr);
if (t > maxremain)
free(undos.remove(i));
};
};
void
makeundo()
{
undos.add(blockcopy(sel));
pruneundos(undomegs << 20);
};
void
editundo()
{
EDITMP;
if (undos.empty()) {
conoutf("nothing more to undo");
return;
};
block *p = undos.pop();
blockpaste(*p);
free(p);
};
block *copybuf = NULL;
void
copy()
{
EDITSELMP;
if (copybuf)
free(copybuf);
copybuf = blockcopy(sel);
};
void
paste()
{
EDITMP;
if (!copybuf) {
conoutf("nothing to paste");
return;
};
sel.xs = copybuf->xs;
sel.ys = copybuf->ys;
correctsel();
if (!selset || sel.xs != copybuf->xs || sel.ys != copybuf->ys) {
conoutf("incorrect selection");
return;
};
makeundo();
copybuf->x = sel.x;
copybuf->y = sel.y;
blockpaste(*copybuf);
};
void
tofronttex() // maintain most recently used of the texture lists when applying
// texture
{
loopi(3)
{
int c = curedittex[i];
if (c >= 0) {
uchar *p = hdr.texlists[i];
int t = p[c];
for (int a = c - 1; a >= 0; a--)
p[a + 1] = p[a];
p[0] = t;
curedittex[i] = -1;
};
};
};
void
editdrag(bool isdown)
{
if (dragging = isdown) {
lastx = cx;
lasty = cy;
lasth = ch;
selset = false;
tofronttex();
};
makesel();
};
// the core editing function. all the *xy functions perform the core operations
// and are also called directly from the network, the function below it is
// strictly triggered locally. They all have very similar structure.
void
editheightxy(bool isfloor, int amount, block &sel)
{
loopselxy(
if (isfloor) {
s->floor += amount;
if (s->floor >= s->ceil)
s->floor = s->ceil - 1;
} else {
s->ceil += amount;
if (s->ceil <= s->floor)
s->ceil = s->floor + 1;
});
};
void
editheight(int flr, int amount)
{
EDITSEL;
bool isfloor = flr == 0;
editheightxy(isfloor, amount, sel);
addmsg(1, 7, SV_EDITH, sel.x, sel.y, sel.xs, sel.ys, isfloor, amount);
};
COMMAND(editheight, ARG_2INT);
void
edittexxy(int type, int t, block &sel)
{
loopselxy(switch (type) {
case 0:
s->ftex = t;
break;
case 1:
s->wtex = t;
break;
case 2:
s->ctex = t;
break;
case 3:
s->utex = t;
break;
});
};
void
edittex(int type, int dir)
{
EDITSEL;
if (type < 0 || type > 3)
return;
if (type != lasttype) {
tofronttex();
lasttype = type;
};
int atype = type == 3 ? 1 : type;
int i = curedittex[atype];
i = i < 0 ? 0 : i + dir;
curedittex[atype] = i = min(max(i, 0), 255);
int t = lasttex = hdr.texlists[atype][i];
edittexxy(type, t, sel);
addmsg(1, 7, SV_EDITT, sel.x, sel.y, sel.xs, sel.ys, type, t);
};
void
replace()
{
EDITSELMP;
loop(x, ssize) loop(y, ssize)
{
sqr *s = S(x, y);
switch (lasttype) {
case 0:
if (s->ftex == rtex.ftex)
s->ftex = lasttex;
break;
case 1:
if (s->wtex == rtex.wtex)
s->wtex = lasttex;
break;
case 2:
if (s->ctex == rtex.ctex)
s->ctex = lasttex;
break;
case 3:
if (s->utex == rtex.utex)
s->utex = lasttex;
break;
};
};
block b = {0, 0, ssize, ssize};
remip(b);
};
void
edittypexy(int type, block &sel)
{
loopselxy(s->type = type);
};
void
edittype(int type)
{
EDITSEL;
if (type == CORNER &&
(sel.xs != sel.ys || sel.xs == 3 || sel.xs > 4 && sel.xs != 8 ||
sel.x & ~-sel.xs || sel.y & ~-sel.ys)) {
conoutf("corner selection must be power of 2 aligned");
return;
};
edittypexy(type, sel);
addmsg(1, 6, SV_EDITS, sel.x, sel.y, sel.xs, sel.ys, type);
};
void
heightfield(int t)
{
edittype(t == 0 ? FHF : CHF);
};
void
solid(int t)
{
edittype(t == 0 ? SPACE : SOLID);
};
void
corner()
{
edittype(CORNER);
};
COMMAND(heightfield, ARG_1INT);
COMMAND(solid, ARG_1INT);
COMMAND(corner, ARG_NONE);
void
editequalisexy(bool isfloor, block &sel)
{
int low = 127, hi = -128;
loopselxy({
if (s->floor < low)
low = s->floor;
if (s->ceil > hi)
hi = s->ceil;
});
loopselxy({
if (isfloor)
s->floor = low;
else
s->ceil = hi;
if (s->floor >= s->ceil)
s->floor = s->ceil - 1;
});
};
void
equalize(int flr)
{
bool isfloor = flr == 0;
EDITSEL;
editequalisexy(isfloor, sel);
addmsg(1, 6, SV_EDITE, sel.x, sel.y, sel.xs, sel.ys, isfloor);
};
COMMAND(equalize, ARG_1INT);
void
setvdeltaxy(int delta, block &sel)
{
loopselxy(s->vdelta = max(s->vdelta + delta, 0));
remipmore(sel);
};
void
setvdelta(int delta)
{
EDITSEL;
setvdeltaxy(delta, sel);
addmsg(1, 6, SV_EDITD, sel.x, sel.y, sel.xs, sel.ys, delta);
};
const int MAXARCHVERT = 50;
int archverts[MAXARCHVERT][MAXARCHVERT];
bool archvinit = false;
void
archvertex(int span, int vert, int delta)
{
if (!archvinit) {
archvinit = true;
loop(s, MAXARCHVERT) loop(v, MAXARCHVERT) archverts[s][v] = 0;
};
if (span >= MAXARCHVERT || vert >= MAXARCHVERT || span < 0 || vert < 0)
return;
archverts[span][vert] = delta;
};
void
arch(int sidedelta, int _a)
{
EDITSELMP;
sel.xs++;
sel.ys++;
if (sel.xs > MAXARCHVERT)
sel.xs = MAXARCHVERT;
if (sel.ys > MAXARCHVERT)
sel.ys = MAXARCHVERT;
loopselxy(
s->vdelta = sel.xs > sel.ys
? (archverts[sel.xs - 1][x] +
(y == 0 || y == sel.ys - 1 ? sidedelta : 0))
: (archverts[sel.ys - 1][y] +
(x == 0 || x == sel.xs - 1 ? sidedelta : 0)));
remipmore(sel);
};
void
slope(int xd, int yd)
{
EDITSELMP;
int off = 0;
if (xd < 0)
off -= xd * sel.xs;
if (yd < 0)
off -= yd * sel.ys;
sel.xs++;
sel.ys++;
loopselxy(s->vdelta = xd * x + yd * y + off);
remipmore(sel);
};
void
perlin(int scale, int seed, int psize)
{
EDITSELMP;
sel.xs++;
sel.ys++;
makeundo();
sel.xs--;
sel.ys--;
perlinarea(sel, scale, seed, psize);
sel.xs++;
sel.ys++;
remipmore(sel);
sel.xs--;
sel.ys--;
};
VARF(
fullbright, 0, 0, 1, if (fullbright) {
if (noteditmode())
return;
loopi(mipsize) world[i].r = world[i].g = world[i].b = 176;
};);
void
edittag(int tag)
{
EDITSELMP;
loopselxy(s->tag = tag);
};
void
newent(char *what, char *a1, char *a2, char *a3, char *a4)
{
EDITSEL;
newentity(sel.x, sel.y, (int)player1->o.z, what, ATOI(a1), ATOI(a2),
ATOI(a3), ATOI(a4));
};
COMMANDN(select, selectpos, ARG_4INT);
COMMAND(edittag, ARG_1INT);
COMMAND(replace, ARG_NONE);
COMMAND(archvertex, ARG_3INT);
COMMAND(arch, ARG_2INT);
COMMAND(slope, ARG_2INT);
COMMANDN(vdelta, setvdelta, ARG_1INT);
COMMANDN(undo, editundo, ARG_NONE);
COMMAND(copy, ARG_NONE);
COMMAND(paste, ARG_NONE);
COMMAND(edittex, ARG_2INT);
COMMAND(newent, ARG_5STR);
COMMAND(perlin, ARG_3INT);