diff options
Diffstat (limited to 'bts.c')
| -rw-r--r-- | bts.c | 137 |
1 files changed, 97 insertions, 40 deletions
@@ -19,7 +19,8 @@ Image *screenb; Image *tiletab[NTILES]; Board alienboard; Board localboard; -Ship *carrier; +Ship armada[NSHIPS]; +Ship *curship; struct { int state; @@ -57,6 +58,23 @@ toboard(Board *b, Point p) return np; } +Rectangle +mkshipbbox(Point2 p, int o, int ncells) +{ + Point2 sv; + + switch(o){ + case OH: sv = Vec2(1,0); break; + case OV: sv = Vec2(0,1); break; + default: sysfatal("mkshipbbox: wrong ship orientation"); + } + + return Rpt( + fromboard(&localboard, p), + fromboard(&localboard, addpt2(addpt2(p, mulpt2(sv, ncells)), Vec2(sv.y,sv.x))) + ); +} + Image * gettileimage(int type) { @@ -109,6 +127,15 @@ drawship(Image *dst, Ship *s) } void +drawships(Image *dst) +{ + int i; + + for(i = 0; i < nelem(armada); i++) + drawship(dst, &armada[i]); +} + +void drawboard(Image *dst, Board *b) { int i, j; @@ -126,7 +153,7 @@ redraw(void) draw(screenb, screenb->r, display->black, nil, ZP); drawboard(screenb, &alienboard); drawboard(screenb, &localboard); - drawship(screenb, carrier); + drawships(screenb); draw(screen, screen->r, screenb, nil, ZP); @@ -206,51 +233,62 @@ initboards(void) { memset(alienboard.map, Twater, MAPW*MAPH); alienboard.p = Pt2(Boardmargin,Boardmargin,1); + alienboard.bx = Vec2(TW,0); + alienboard.by = Vec2(0,TH); + alienboard.bbox = Rpt(fromworld(alienboard.p), fromworld(addpt2(alienboard.p, Pt2(TW*MAPW,TH*MAPH,1)))); + memset(localboard.map, Twater, MAPW*MAPH); localboard.p = addpt2(alienboard.p, Vec2(0,MAPH*TH+TH)); - alienboard.bx = Vec2(TW,0); localboard.bx = Vec2(TW,0); - alienboard.by = Vec2(0,TH); localboard.by = Vec2(0,TH); - alienboard.bbox = Rpt(fromworld(alienboard.p), fromworld(addpt2(alienboard.p, Pt2(TW*MAPW,TH*MAPH,1)))); localboard.bbox = Rpt(fromworld(localboard.p), fromworld(addpt2(localboard.p, Pt2(TW*MAPW,TH*MAPH,1)))); } void -initships(void) +initarmada(void) { - Point2 sv; + Ship *s; + int i; - carrier = emalloc(sizeof *carrier); - carrier->p = Pt2(2,4,1); - carrier->orient = OV; - carrier->ncells = 5; - carrier->hit = emalloc(carrier->ncells*sizeof(int)); - memset(carrier->hit, 0, carrier->ncells*sizeof(int)); - carrier->sunk = 0; - switch(carrier->orient){ - case OH: sv = Vec2(1,0); break; - case OV: sv = Vec2(0,1); break; - default: sysfatal("initships: wrong ship orientation"); + s = nil; + for(i = 0; i < nelem(armada); i++){ + s = &armada[i]; + switch(i){ + case Scarrier: s->ncells = 5; break; + case Sbattleship: s->ncells = 4; break; + case Scruiser: /* fallthrough */ + case Ssubmarine: s->ncells = 3; break; + case Sdestroyer: s->ncells = 2; break; + default: sysfatal("initships: unknown ship: %d", i); + } + s->orient = OH; + s->hit = emalloc(s->ncells*sizeof(int)); + memset(s->hit, 0, s->ncells*sizeof(int)); + s->sunk = 0; } - carrier->bbox = Rpt( - fromboard(&localboard, carrier->p), - fromboard(&localboard, addpt2(addpt2(carrier->p, mulpt2(sv, carrier->ncells)), Vec2(sv.y,sv.x))) - ); + curship = s; } +/* XXX now placeships */ void placeship(Mousectl *mc, Ship *s) { - for(;;){ + Rectangle newbbox; + + while(s >= armada){ if(readmouse(mc) < 0) break; + mc->xy = subpt(mc->xy, screen->r.min); - if(ptinrect(mc->xy, localboard.bbox) && mc->buttons == 1){ + newbbox = mkshipbbox(toboard(&localboard, mc->xy), s->orient, s->ncells); + + if(rectinrect(newbbox, localboard.bbox)){ s->p = toboard(&localboard, mc->xy); - send(drawchan, nil); - break; + s->bbox = newbbox; } + if(mc->buttons == 1 && ptinrect(mc->xy, localboard.bbox)) + s--; + send(drawchan, nil); } } @@ -275,7 +313,6 @@ lmb(Mousectl *mc) settile(b, cell, Tship); break; case Playing: - settile(b, cell, Tmiss); chanprint(egress, "shoot %d-%d", (int)cell.x, (int)cell.y); break; } @@ -296,7 +333,7 @@ rmb(Mousectl *mc) switch(menuhit(3, mc, &menu, _screen)){ case PLACESHIP: - placeship(mc, carrier); + placeship(mc, curship); break; } } @@ -374,7 +411,7 @@ void netrecvthread(void *arg) { Ioproc *io; - char buf[256]; + char buf[256], *coords[2]; int n, fd; threadsetname("netrecvthread"); @@ -386,11 +423,33 @@ netrecvthread(void *arg) buf[n] = 0; if(debug) fprint(2, "rcvd '%s'\n", buf); - if(strcmp(buf, "wait") == 0) - game.state = Waiting1; - else if(strcmp(buf, "play") == 0) - game.state = Playing; -// chanprint(ingress, "%s", buf); + switch(game.state){ + case Waiting0: + if(strcmp(buf, "layout") == 0) + game.state = Outlaying; + break; + case Outlaying: + if(strcmp(buf, "wait") == 0) + game.state = Waiting; + else if(strcmp(buf, "play") == 0) + game.state = Playing; + break; + case Playing: + if(strcmp(buf, "wait") == 0) + game.state = Waiting; + break; + case Waiting: + if(strcmp(buf, "play") == 0) + game.state = Playing; + else if(strncmp(buf, "hit", 3) == 0){ + if(gettokens(buf+4, coords, nelem(coords), "-") == nelem(coords)) + settile(&localboard, Pt2(strtoul(coords[0], nil, 10), strtoul(coords[1], nil, 10), 1), Thit); + }else if(strncmp(buf, "miss", 4) == 0){ + if(gettokens(buf+5, coords, nelem(coords), "-") == nelem(coords)) + settile(&localboard, Pt2(strtoul(coords[0], nil, 10), strtoul(coords[1], nil, 10), 1), Tmiss); + } + break; + } } closeioproc(io); threadexitsall("connection lost"); @@ -411,6 +470,7 @@ netsendthread(void *arg) break; if(debug) fprint(2, "sent '%s'\n", s); + free(s); } threadexitsall("connection lost"); } @@ -449,9 +509,6 @@ threadmain(int argc, char *argv[]) else if(debug) fprint(2, "line established\n"); - if(write(fd, "join", 4) != 4) - sysfatal("whoops: %r"); - snprint(winspec, sizeof winspec, "-dx %d -dy %d", SCRW, SCRH); if(newwindow(winspec) < 0) sysfatal("newwindow: %r"); @@ -472,12 +529,12 @@ threadmain(int argc, char *argv[]) inittiles(); initboards(); - initships(); + initarmada(); game.state = Waiting0; drawchan = chancreate(sizeof(void*), 0); - ingress = chancreate(sizeof(char*), 0); - egress = chancreate(sizeof(char*), 0); + ingress = chancreate(sizeof(char*), 16); + egress = chancreate(sizeof(char*), 16); proccreate(showproc, nil, mainstacksize); threadcreate(inputthread, &in, mainstacksize); threadcreate(netrecvthread, &fd, mainstacksize); |