render.d

   1 /* DooM2D: Midnight on the Firing Line
   2  * coded by Ketmar // Invisible Vector <ketmar@ketmar.no-ip.org>
   3  * Understanding is not required. Only obedience.
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  */
  18 module render is aliced;
  19
  20 //version = dont_use_vsync;
  21
  22 private:
  23 import core.atomic;
  24 import core.thread;
  25 import core.time;
  26
  27 import std.concurrency;
  28
  29 import iv.glbinds;
  30 import glutils;
  31 import console;
  32 import wadarc;
  33
  34 import iv.vfs.augs;
  35
  36 import d2dmap;
  37 import d2dadefs;
  38 import d2dimage;
  39 import d2dfont;
  40 import dacs;
  41
  42 import d2dunigrid;
  43
  44 // `map` is there
  45 import dengapi;
  46
  47 import d2dparts;
  48
  49
  50 // ////////////////////////////////////////////////////////////////////////// //
  51 import arsd.color;
  52 import arsd.png;
  53
  54
  55 // ////////////////////////////////////////////////////////////////////////// //
  56 public __gshared bool cheatNoDoors = false;
  57 public __gshared bool cheatNoWallClip = false;
  58
  59
  60 // ////////////////////////////////////////////////////////////////////////// //
  61 public __gshared SimpleWindow sdwindow;
  62
  63
  64 public enum vlWidth = 800;
  65 public enum vlHeight = 800;
  66 __gshared int scale = 2;
  67
  68 public int getScale () nothrow @trusted @nogc { pragma(inline, true); return scale; }
  69
  70
  71 // ////////////////////////////////////////////////////////////////////////// //
  72 __gshared bool levelLoaded = false;
  73
  74
  75 // ////////////////////////////////////////////////////////////////////////// //
  76 __gshared bool scanlines = false;
  77 __gshared bool doLighting = true;
  78 __gshared bool gamePaused = false;
  79 __gshared bool rConsoleVisible = false;
  80 __gshared int rConsoleHeight = 16*3;
  81 shared bool editMode = false;
  82 shared bool vquitRequested = false;
  83
  84 public @property bool inEditMode () nothrow @trusted @nogc { import core.atomic; return atomicLoad(editMode); }
  85 @property void inEditMode (bool v) nothrow @trusted @nogc { import core.atomic; atomicStore(editMode, v); }
  86
  87 public @property bool quitRequested () nothrow @trusted @nogc { import core.atomic; return atomicLoad(vquitRequested); }
  88 public @property bool conVisible () nothrow @trusted @nogc { return rConsoleVisible; }
  89
  90
  91 // ////////////////////////////////////////////////////////////////////////// //
  92 __gshared char[] concmdbuf;
  93 __gshared uint concmdbufpos;
  94 private import core.sync.mutex : Mutex;
  95 shared static this () { concmdbuf.length = 65536; }
  96
  97 __gshared char[4096] concli = 0;
  98 __gshared uint conclilen = 0;
  99
 100 __gshared char[4096][128] concmdhistory = void;
 101 __gshared int conhisidx = -1;
 102 shared static this () { foreach (ref hb; concmdhistory) hb[] = 0; }
 103
 104 __gshared int conskiplines = 0;
 105
 106
 107 const(char)[] conhisAt (int idx) {
 108   if (idx < 0 || idx >= concmdhistory.length) return null;
 109   const(char)[] res = concmdhistory.ptr[idx][];
 110   usize pos = 0;
 111   while (pos < res.length && res.ptr[pos]) ++pos;
 112   return res[0..pos];
 113 }
 114
 115
 116 int conhisFind (const(char)[] cmd) {
 117   while (cmd.length && cmd[$-1] <= 32) cmd = cmd[0..$-1];
 118   if (cmd.length > concmdhistory.ptr[0].length) cmd = cmd[0..concmdhistory.ptr[0].length];
 119   if (cmd.length == 0) return -1;
 120   foreach (int idx; 0..cast(int)concmdhistory.length) {
 121     auto c = conhisAt(idx);
 122     while (c.length > 0 && c[$-1] <= 32) c = c[0..$-1];
 123     if (c == cmd) return idx;
 124   }
 125   return -1;
 126 }
 127
 128
 129 void conhisAdd (const(char)[] cmd) {
 130   while (cmd.length && cmd[$-1] <= 32) cmd = cmd[0..$-1];
 131   if (cmd.length > concmdhistory.ptr[0].length) cmd = cmd[0..concmdhistory.ptr[0].length];
 132   if (cmd.length == 0) return;
 133   auto idx = conhisFind(cmd);
 134   if (idx >= 0) {
 135     // remove command
 136     foreach (immutable c; idx+1..concmdhistory.length) concmdhistory.ptr[c-1][] = concmdhistory.ptr[c][];
 137   }
 138   // make room
 139   foreach (immutable c; 1..concmdhistory.length; reverse) concmdhistory.ptr[c][] = concmdhistory.ptr[c-1][];
 140   concmdhistory.ptr[0][] = 0;
 141   concmdhistory.ptr[0][0..cmd.length] = cmd[];
 142 }
 143
 144
 145 void concmdAdd (const(char)[] s) {
 146   if (s.length) {
 147     if (concmdbuf.length-concmdbufpos < s.length+1) {
 148       concmdbuf.assumeSafeAppend.length += s.length-(concmdbuf.length-concmdbufpos)+512;
 149     }
 150     if (concmdbufpos > 0 && concmdbuf[concmdbufpos-1] != '\n') concmdbuf.ptr[concmdbufpos++] = '\n';
 151     concmdbuf[concmdbufpos..concmdbufpos+s.length] = s[];
 152     concmdbufpos += s.length;
 153   }
 154 }
 155
 156 // `null`: no more
 157 void concmdDoAll () {
 158   if (concmdbufpos == 0) return;
 159   scope(exit) concmdbufpos = 0;
 160   auto ebuf = concmdbufpos;
 161   const(char)[] s = concmdbuf[0..concmdbufpos];
 162   for (;;) {
 163     while (s.length) {
 164       auto cmd = conGetCommand(s);
 165       if (cmd is null) break;
 166       try {
 167         conExecute(cmd);
 168       } catch (Exception e) {
 169         conwriteln("***ERROR: ", e.msg);
 170       }
 171     }
 172     if (concmdbufpos <= ebuf) break;
 173     s = concmdbuf[ebuf..concmdbufpos];
 174     ebuf = concmdbufpos;
 175   }
 176 }
 177
 178
 179 void concliChar (char ch) {
 180   __gshared int prevWasEmptyAndTab = 0;
 181
 182   cbufLock();
 183   scope(exit) cbufUnlock();
 184   //conLastChange = 0;
 185
 186   // autocomplete
 187   if (ch == 9) {
 188     if (conclilen == 0) {
 189       if (++prevWasEmptyAndTab < 2) return;
 190     } else {
 191       prevWasEmptyAndTab = 0;
 192     }
 193     if (conclilen > 0) {
 194       string minPfx = null;
 195       // find longest command
 196       foreach (auto name; conByCommand) {
 197         if (name.length >= conclilen && name.length > minPfx.length && name[0..conclilen] == concli[0..conclilen]) minPfx = name;
 198       }
 199       //conwriteln("longest command: [", minPfx, "]");
 200       // find longest prefix
 201       foreach (auto name; conByCommand) {
 202         if (name.length < conclilen) continue;
 203         if (name[0..conclilen] != concli[0..conclilen]) continue;
 204         usize pos = 0;
 205         while (pos < name.length && pos < minPfx.length && minPfx.ptr[pos] == name.ptr[pos]) ++pos;
 206         if (pos < minPfx.length) minPfx = minPfx[0..pos];
 207       }
 208       if (minPfx.length > concli.length) minPfx = minPfx[0..concli.length];
 209       //conwriteln("longest prefix : [", minPfx, "]");
 210       if (minPfx.length >= conclilen) {
 211         // wow!
 212         bool doRet = (minPfx.length > conclilen);
 213         conLastChange = 0;
 214         concli[0..minPfx.length] = minPfx[];
 215         conclilen = cast(uint)minPfx.length;
 216         if (conclilen < concli.length && conHasCommand(minPfx)) {
 217           concli.ptr[conclilen++] = ' ';
 218           doRet = true;
 219         }
 220         if (doRet) return;
 221       }
 222     }
 223     // nope, print all available commands
 224     bool needDelimiter = true;
 225     foreach (auto name; conByCommand) {
 226       if (conclilen > 0) {
 227         if (name.length < conclilen) continue;
 228         if (name[0..conclilen] != concli[0..conclilen]) continue;
 229       }
 230       if (needDelimiter) { conwriteln("----------------"); needDelimiter = false; }
 231       conwriteln(name);
 232     }
 233     return;
 234   }
 235   // process other keys
 236   prevWasEmptyAndTab = 0;
 237   // remove last char
 238   if (ch == 8) {
 239     if (conclilen > 0) { conLastChange = 0; --conclilen; }
 240     return;
 241   }
 242   // execute command
 243   if (ch == 13) {
 244     if (conskiplines) { conskiplines = 0; conLastChange = 0; }
 245     if (conclilen > 0) {
 246       conLastChange = 0;
 247       conhisidx = -1;
 248       conhisAdd(concli[0..conclilen]);
 249       concmdAdd(concli[0..conclilen]);
 250       conclilen = 0;
 251     }
 252     return;
 253   }
 254   // ^Y
 255   if (ch == 25) {
 256     if (conclilen > 0) { conLastChange = 0; conclilen = 0; }
 257     return;
 258   }
 259   // up
 260   if (ch == '\x01') {
 261     ++conhisidx;
 262     auto cmd = conhisAt(conhisidx);
 263     if (cmd.length == 0) {
 264       --conhisidx;
 265     } else {
 266       concli[0..cmd.length] = cmd[];
 267       conclilen = cast(uint)cmd.length;
 268       conLastChange = 0;
 269     }
 270     return;
 271   }
 272   // down
 273   if (ch == '\x02') {
 274     --conhisidx;
 275     auto cmd = conhisAt(conhisidx);
 276     if (cmd.length == 0 && conhisidx < -1) {
 277       ++conhisidx;
 278     } else {
 279       concli[0..cmd.length] = cmd[];
 280       conclilen = cast(uint)cmd.length;
 281       conLastChange = 0;
 282     }
 283     return;
 284   }
 285   // page up
 286   if (ch == '\x03') {
 287     int lnx = (rConsoleHeight-4)/conCharHeight-2;
 288     if (lnx < 1) lnx = 1;
 289     conskiplines += lnx;
 290     conLastChange = 0;
 291     return;
 292   }
 293   // page down
 294   if (ch == '\x04') {
 295     if (conskiplines > 0) {
 296       int lnx = (rConsoleHeight-4)/conCharHeight-2;
 297       if (lnx < 1) lnx = 1;
 298       if ((conskiplines -= lnx) < 0) conskiplines = 0;
 299       conLastChange = 0;
 300     }
 301     return;
 302   }
 303   // other
 304   if (ch < ' ' || ch > 127) return;
 305   if (conclilen >= concli.length) return;
 306   concli.ptr[conclilen++] = ch;
 307   conLastChange = 0;
 308 }
 309
 310
 311 // ////////////////////////////////////////////////////////////////////////// //
 312 shared static this () {
 313   conRegVar!doLighting("r_lighting", "dynamic lighting");
 314   conRegVar!gamePaused("g_pause", "pause game");
 315   conRegVar!rConsoleVisible("r_console", "console visibility");
 316   conRegVar!rConsoleHeight(16*3, vlHeight, "r_conheight");
 317   rConsoleHeight = vlHeight-vlHeight/3;
 318   rConsoleHeight = vlHeight/2;
 319   conRegVar!frameInterpolation("r_interpolation", "interpolate camera and sprite movement");
 320   conRegVar!scale(1, 2, "r_scale");
 321   conRegFunc!({
 322     cheatNoDoors = !cheatNoDoors;
 323     if (cheatNoDoors) conwriteln("player ignores doors"); else conwriteln("player respects doors");
 324   })("nodoorclip", "ignore doors");
 325   conRegFunc!({
 326     cheatNoWallClip = !cheatNoWallClip;
 327     if (cheatNoWallClip) conwriteln("player ignores walls"); else conwriteln("player respects walls");
 328   })("nowallclip", "ignore walls");
 329   conRegFunc!({
 330     import core.atomic;
 331     atomicStore(vquitRequested, true);
 332   })("quit", "quit game");
 333   conRegFunc!((const(char)[] msg, int pauseMsecs=3000, bool noreplace=false) {
 334     char[256] buf;
 335     auto s = buf.conFormatStr(msg);
 336     if (s.length) postAddMessage(s, pauseMsecs, noreplace);
 337   })("hudmsg", "show hud message; hudmsg msg [pausemsecs [noreplace]]");
 338 }
 339
 340
 341 // ////////////////////////////////////////////////////////////////////////// //
 342 // interpolation
 343 __gshared ubyte[] prevFrameActorsData;
 344 __gshared uint[65536] prevFrameActorOfs; // uint.max-1: dead; uint.max: last
 345 __gshared MonoTime lastthink = MonoTime.zero; // for interpolator
 346 __gshared MonoTime nextthink = MonoTime.zero;
 347 __gshared bool frameInterpolation = true;
 348
 349
 350 // ////////////////////////////////////////////////////////////////////////// //
 351 // attached lights
 352 struct AttachedLightInfo {
 353   enum Type {
 354     Point,
 355     Ambient,
 356   }
 357   Type type;
 358   int x, y;
 359   int w, h; // for ambient lights
 360   float r, g, b;
 361   bool uncolored;
 362   int radius;
 363 }
 364
 365 __gshared AttachedLightInfo[65536] attachedLights;
 366 __gshared uint attachedLightCount = 0;
 367
 368
 369 // ////////////////////////////////////////////////////////////////////////// //
 370 enum MaxLightRadius = 255;
 371
 372
 373 // ////////////////////////////////////////////////////////////////////////// //
 374 // for light
 375 __gshared FBO[MaxLightRadius+1] fboDistMap;
 376 __gshared FBO fboOccluders;
 377 __gshared Shader shadToPolar, shadBlur, shadBlurOcc, shadAmbient;
 378 __gshared TrueColorImage editorImg;
 379 __gshared FBO fboEditor;
 380 __gshared FBO fboConsole;
 381 __gshared Texture texSigil;
 382
 383 __gshared FBO fboLevel, fboLevelLight, fboOrigBack, fboLMaskSmall;
 384 __gshared Shader shadScanlines;
 385 __gshared Shader shadLiquidDistort;
 386
 387
 388 // ////////////////////////////////////////////////////////////////////////// //
 389 // call once!
 390 public void initOpenGL () {
 391   gloStackClear();
 392
 393   glEnable(GL_TEXTURE_2D);
 394   glDisable(GL_LIGHTING);
 395   glDisable(GL_DITHER);
 396   glDisable(GL_BLEND);
 397   glDisable(GL_DEPTH_TEST);
 398
 399   // create shaders
 400   shadScanlines = new Shader("scanlines", loadTextFile("shaders/srscanlines.frag"));
 401
 402   shadLiquidDistort = new Shader("liquid_distort", loadTextFile("shaders/srliquid_distort.frag"));
 403   shadLiquidDistort.exec((Shader shad) {
 404     shad["texLqMap"] = 0;
 405   });
 406
 407   // lights
 408   shadToPolar = new Shader("light_trace", loadTextFile("shaders/srlight_trace.frag"));
 409   shadToPolar.exec((Shader shad) {
 410     shad["texOcc"] = 0;
 411     shad["texOccFull"] = 2;
 412     shad["texOccSmall"] = 3;
 413   });
 414
 415   shadBlur = new Shader("light_blur", loadTextFile("shaders/srlight_blur.frag"));
 416   shadBlur.exec((Shader shad) {
 417     shad["texDist"] = 0;
 418     shad["texBg"] = 1;
 419     shad["texOcc"] = 2;
 420     shad["texOccSmall"] = 3;
 421   });
 422
 423   shadBlurOcc = new Shader("light_blur_occ", loadTextFile("shaders/srlight_blur_occ.frag"));
 424   shadBlurOcc.exec((Shader shad) {
 425     shad["texLMap"] = 0;
 426     shad["texBg"] = 1;
 427     shad["texOcc"] = 2;
 428     shad["texOccSmall"] = 3;
 429   });
 430
 431   shadAmbient = new Shader("light_ambient", loadTextFile("shaders/srlight_ambient.frag"));
 432   shadAmbient.exec((Shader shad) {
 433     shad["texBg"] = 1;
 434     shad["texOcc"] = 2;
 435     shad["texOccSmall"] = 3;
 436   });
 437
 438   fboOccluders = new FBO(MaxLightRadius*2, MaxLightRadius*2, Texture.Option.Clamp, Texture.Option.Linear);
 439   //TODO: this sux!
 440   foreach (int sz; 2..MaxLightRadius+1) {
 441     fboDistMap[sz] = new FBO(sz*2, 1, Texture.Option.Clamp, Texture.Option.Linear); // create 1d distance map FBO
 442   }
 443
 444   editorImg = new TrueColorImage(vlWidth, vlHeight);
 445   editorImg.imageData.colors[] = Color(0, 0, 0, 0);
 446   fboEditor = new FBO(vlWidth, vlHeight, Texture.Option.Nearest);
 447
 448   texSigil = new Texture("console/sigil_of_baphomet.png", Texture.Option.Nearest);
 449   fboConsole = new FBO(vlWidth, vlHeight, Texture.Option.Nearest);
 450   loadConFont();
 451
 452   // setup matrices
 453   glMatrixMode(GL_MODELVIEW);
 454   glLoadIdentity();
 455
 456   loadSmFont();
 457   loadBfFont();
 458   loadAllMonsterGraphics();
 459 }
 460
 461
 462 // ////////////////////////////////////////////////////////////////////////// //
 463 __gshared ulong conLastChange = 0;
 464
 465 void renderConsoleFBO () {
 466   enum XOfs = 2;
 467   if (conLastChange == cbufLastChange) return;
 468   cbufLock();
 469   scope(exit) cbufUnlock();
 470   // rerender console
 471   conLastChange = cbufLastChange;
 472   //foreach (auto s; conbufLinesRev) stdout.writeln(s, "|");
 473   int skipLines = conskiplines;
 474   fboConsole.exec((FBO me) {
 475     bindTexture(0);
 476     orthoCamera(me.width, me.height);
 477     // clear it
 478     glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 479     glClear(GL_COLOR_BUFFER_BIT);
 480     /*
 481     glDisable(GL_BLEND);
 482     glColor4f(0.0f, 0.0f, 0.0f, 1.0f);
 483     glRectf(0, 0, me.width-1, me.height-1);
 484     */
 485     // text
 486     glEnable(GL_BLEND);
 487     glBlendFunc(GL_SRC_ALPHA, GL_ONE);
 488     // draw sigil
 489     glColor4f(1.0f, 1.0f, 1.0f, 0.2f);
 490     drawAtXY(texSigil, (me.width-texSigil.width)/2, (vlHeight-rConsoleHeight)/2+(me.height-texSigil.height)/2);
 491     // draw command line
 492     int y = me.height-conCharHeight-2;
 493     {
 494       glPushMatrix();
 495       scope(exit) glPopMatrix();
 496       glTranslatef(XOfs, y, 0);
 497       int w = conCharWidth('>');
 498       glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 499       conDrawChar('>');
 500       uint spos = conclilen;
 501       while (spos > 0) {
 502         char ch = concli.ptr[spos-1];
 503         if (w+conCharWidth(ch) > me.width-XOfs*2-12) break;
 504         w += conCharWidth(ch);
 505         --spos;
 506       }
 507       glColor4f(1.0f, 1.0f, 0.0f, 1.0f);
 508       foreach (char ch; concli[spos..conclilen]) conDrawChar(ch);
 509       // cursor
 510       bindTexture(0);
 511       glColor4f(1.0f, 0.5f, 0.0f, 1.0f);
 512       glRectf(0, 0, 12, 16);
 513       y -= conCharHeight;
 514     }
 515     // draw console text
 516     glColor4f(0.0f, 1.0f, 0.0f, 1.0f);
 517     glPushMatrix();
 518     scope(exit) glPopMatrix();
 519     glTranslatef(XOfs, y, 0);
 520
 521     void putLine(T) (auto ref T line, usize pos=0) {
 522       if (y+conCharHeight <= 0) return;
 523       int w = XOfs;
 524       usize sp = pos;
 525       while (sp < line.length) {
 526         char ch = line[sp++];
 527         int cw = conCharWidth(ch);
 528         if ((w += cw) > me.width-XOfs) { w -= cw; --sp; break; }
 529       }
 530       if (sp < line.length) putLine(line, sp); // recursive put tail
 531       // draw line
 532       if (skipLines-- <= 0) {
 533         while (pos < sp) conDrawChar(line[pos++]);
 534         glPopMatrix();
 535         glPushMatrix();
 536         y -= conCharHeight;
 537         glTranslatef(XOfs, y, 0);
 538       }
 539     }
 540
 541     foreach (auto line; conbufLinesRev) {
 542       putLine(line);
 543       if (y+conCharHeight <= 0) break;
 544     }
 545   });
 546 }
 547
 548
 549 // ////////////////////////////////////////////////////////////////////////// //
 550 // should be called when OpenGL is initialized
 551 void loadMap (string mapname) {
 552   mapscripts.runUnloading(); // "map unloading" script
 553   clearMapScripts();
 554
 555   if (map !is null) map.clear();
 556   map = new LevelMap(mapname);
 557   curmapname = mapname;
 558
 559   ugInit(map.width*TileSize, map.height*TileSize);
 560
 561   map.oglBuildMega();
 562   mapTilesChanged = 0;
 563
 564   if (fboLevel !is null) fboLevel.clear();
 565   if (fboLevelLight !is null) fboLevelLight.clear();
 566   if (fboOrigBack !is null) fboOrigBack.clear();
 567   if (fboLMaskSmall !is null) fboLMaskSmall.clear();
 568
 569   fboLevel = new FBO(map.width*TileSize, map.height*TileSize, Texture.Option.Nearest); // final level render will be here
 570   fboLevelLight = new FBO(map.width*TileSize, map.height*TileSize, Texture.Option.Nearest); // level lights will be rendered here
 571   fboOrigBack = new FBO(map.width*TileSize, map.height*TileSize, Texture.Option.Nearest/*, Texture.Option.Depth*/); // background+foreground
 572   fboLMaskSmall = new FBO(map.width, map.height, Texture.Option.Nearest); // small lightmask
 573
 574   shadToPolar.exec((Shader shad) { shad["mapPixSize"] = SVec2F(map.width*TileSize-1, map.height*TileSize-1); });
 575   shadBlur.exec((Shader shad) { shad["mapPixSize"] = SVec2F(map.width*TileSize, map.height*TileSize); });
 576   shadBlurOcc.exec((Shader shad) { shad["mapPixSize"] = SVec2F(map.width*TileSize, map.height*TileSize); });
 577   shadAmbient.exec((Shader shad) { shad["mapPixSize"] = SVec2F(map.width*TileSize, map.height*TileSize); });
 578
 579   glActiveTexture(GL_TEXTURE0+0);
 580   glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
 581   orthoCamera(vlWidth, vlHeight);
 582
 583   Actor.resetStorage();
 584
 585   setupMapScripts();
 586   mapscripts.runInit();
 587   loadMapMonsters();
 588   dotInit();
 589   mapscripts.runLoaded();
 590
 591   // save first snapshot
 592   if (prevFrameActorsData.length == 0) prevFrameActorsData = new ubyte[](Actor.actorSize*65536); // ~15-20 megabytes
 593   prevFrameActorOfs[] = uint.max; // just for fun
 594   Actor.saveSnapshot(prevFrameActorsData[], prevFrameActorOfs.ptr);
 595
 596   levelLoaded = true;
 597
 598   { import core.memory : GC; GC.collect(); }
 599 }
 600
 601
 602 // ////////////////////////////////////////////////////////////////////////// //
 603 //FIXME: optimize!
 604 __gshared uint mapTilesChanged = 0;
 605
 606
 607 //WARNING! this can be called only from DACS, so we don't have to sync it!
 608 public void mapDirty (uint layermask) { mapTilesChanged |= layermask; }
 609
 610
 611 void rebuildMapMegaTextures () {
 612   //fbo.replaceTexture
 613   //mapTilesChanged = false;
 614   //map.clearMegaTextures();
 615   map.oglBuildMega(mapTilesChanged);
 616   mapTilesChanged = 0;
 617   dotsAwake(); // let dormant dots fall
 618 }
 619
 620
 621 // ////////////////////////////////////////////////////////////////////////// //
 622 // messages
 623 struct Message {
 624   enum Phase { FadeIn, Stay, FadeOut }
 625   Phase phase;
 626   int alpha;
 627   int pauseMsecs;
 628   MonoTime removeTime;
 629   char[256] text;
 630   usize textlen;
 631 }
 632
 633 //private import core.sync.mutex : Mutex;
 634
 635 __gshared Message[128] messages;
 636 __gshared uint messagesUsed = 0;
 637
 638 //__gshared Mutex messageLock;
 639 //shared static this () { messageLock = new Mutex(); }
 640
 641
 642 void addMessage (const(char)[] msgtext, int pauseMsecs=3000, bool noreplace=false) {
 643   //messageLock.lock();
 644   //scope(exit) messageLock.unlock();
 645   if (msgtext.length == 0) return;
 646   conwriteln(msgtext);
 647   if (pauseMsecs <= 50) return;
 648   if (messagesUsed == messages.length) {
 649     // remove top message
 650     foreach (immutable cidx; 1..messagesUsed) messages.ptr[cidx-1] = messages.ptr[cidx];
 651     messages.ptr[0].alpha = 255;
 652     --messagesUsed;
 653   }
 654   // quick replace
 655   if (!noreplace && messagesUsed == 1) {
 656     switch (messages.ptr[0].phase) {
 657       case Message.Phase.FadeIn:
 658         messages.ptr[0].phase = Message.Phase.FadeOut;
 659         break;
 660       case Message.Phase.Stay:
 661         messages.ptr[0].phase = Message.Phase.FadeOut;
 662         messages.ptr[0].alpha = 255;
 663         break;
 664       default:
 665     }
 666   }
 667   auto msg = messages.ptr+messagesUsed;
 668   ++messagesUsed;
 669   msg.phase = Message.Phase.FadeIn;
 670   msg.alpha = 0;
 671   msg.pauseMsecs = pauseMsecs;
 672   // copy text
 673   if (msgtext.length > msg.text.length) {
 674     msg.text = msgtext[0..msg.text.length];
 675     msg.textlen = msg.text.length;
 676   } else {
 677     msg.text[0..msgtext.length] = msgtext[];
 678     msg.textlen = msgtext.length;
 679   }
 680 }
 681
 682
 683 void doMessages (MonoTime curtime) {
 684   //messageLock.lock();
 685   //scope(exit) messageLock.unlock();
 686
 687   if (messagesUsed == 0) return;
 688   glEnable(GL_BLEND);
 689   glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 690
 691   Message* msg;
 692
 693  again:
 694   msg = messages.ptr;
 695   final switch (msg.phase) {
 696     case Message.Phase.FadeIn:
 697       if ((msg.alpha += 10) >= 255) {
 698         msg.phase = Message.Phase.Stay;
 699         msg.removeTime = curtime+dur!"msecs"(msg.pauseMsecs);
 700         goto case; // to stay
 701       }
 702       glColor4f(1.0f, 1.0f, 1.0f, msg.alpha/255.0f);
 703       break;
 704     case Message.Phase.Stay:
 705       if (msg.removeTime <= curtime) {
 706         msg.alpha = 255;
 707         msg.phase = Message.Phase.FadeOut;
 708         goto case; // to fade
 709       }
 710       glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 711       break;
 712     case Message.Phase.FadeOut:
 713       if ((msg.alpha -= 10) <= 0) {
 714         if (--messagesUsed == 0) return;
 715         // remove this message
 716         foreach (immutable cidx; 1..messagesUsed+1) messages.ptr[cidx-1] = messages.ptr[cidx];
 717         goto again;
 718       }
 719       glColor4f(1.0f, 1.0f, 1.0f, msg.alpha/255.0f);
 720       break;
 721   }
 722
 723   smDrawText(10, 10, msg.text[0..msg.textlen]);
 724 }
 725
 726
 727 // ////////////////////////////////////////////////////////////////////////// //
 728 //mixin(Actor.FieldPropMixin!("0drawlistpos", uint));
 729
 730 mixin(Actor.FieldGetMixin!("classtype", StrId)); // fget_classtype
 731 mixin(Actor.FieldGetMixin!("classname", StrId)); // fget_classname
 732 mixin(Actor.FieldGetMixin!("x", int));
 733 mixin(Actor.FieldGetMixin!("y", int));
 734 mixin(Actor.FieldGetMixin!("s", int));
 735 mixin(Actor.FieldGetMixin!("radius", int));
 736 mixin(Actor.FieldGetMixin!("height", int));
 737 mixin(Actor.FieldGetMixin!("flags", uint));
 738 mixin(Actor.FieldGetMixin!("zAnimstate", StrId));
 739 mixin(Actor.FieldGetMixin!("zAnimidx", int));
 740 mixin(Actor.FieldGetMixin!("dir", uint));
 741 mixin(Actor.FieldGetMixin!("attLightXOfs", int));
 742 mixin(Actor.FieldGetMixin!("attLightYOfs", int));
 743 mixin(Actor.FieldGetMixin!("attLightRGBX", uint));
 744
 745 //mixin(Actor.FieldGetPtrMixin!("classtype", StrId)); // fget_classtype
 746 //mixin(Actor.FieldGetPtrMixin!("classname", StrId)); // fget_classname
 747 mixin(Actor.FieldGetPtrMixin!("x", int));
 748 mixin(Actor.FieldGetPtrMixin!("y", int));
 749 //mixin(Actor.FieldGetPtrMixin!("flags", uint));
 750 //mixin(Actor.FieldGetPtrMixin!("zAnimstate", StrId));
 751 //mixin(Actor.FieldGetPtrMixin!("zAnimidx", int));
 752 //mixin(Actor.FieldGetPtrMixin!("dir", uint));
 753 //mixin(Actor.FieldGetPtrMixin!("attLightXOfs", int));
 754 //mixin(Actor.FieldGetPtrMixin!("attLightYOfs", int));
 755 //mixin(Actor.FieldGetPtrMixin!("attLightRGBX", uint));
 756
 757
 758 // ////////////////////////////////////////////////////////////////////////// //
 759 __gshared int vportX0, vportY0, vportX1, vportY1;
 760
 761
 762 // ////////////////////////////////////////////////////////////////////////// //
 763 void renderLightAmbient() (int lightX, int lightY, int lightW, int lightH, in auto ref SVec4F lcol) {
 764   //conwriteln("!!!000: (", lightX, ",", lightY, ")-(", lightW, ",", lightH, "): r=", cast(uint)(255.0f*lcol.r), "; g=", cast(uint)(255.0f*lcol.g), "; b=", cast(uint)(255.0f*lcol.b), "; a=", cast(uint)(255.0f*lcol.a));
 765   if (lightW < 1 || lightH < 1) return;
 766   int lightX1 = lightX+lightW-1;
 767   int lightY1 = lightY+lightH-1;
 768   // clip light to viewport
 769   if (lightX < vportX0) lightX = vportX0;
 770   if (lightY < vportY0) lightY = vportY0;
 771   if (lightX1 > vportX1) lightX1 = vportX1;
 772   if (lightY1 > vportY1) lightY1 = vportY1;
 773   // is this light visible?
 774   //conwriteln("!!!001: (", lightX, ",", lightY, ")-(", lightX1, ",", lightY1, "): r=", cast(uint)(255.0f*lcol.r), "; g=", cast(uint)(255.0f*lcol.g), "; b=", cast(uint)(255.0f*lcol.b), "; a=", cast(uint)(255.0f*lcol.a));
 775   if (lightX1 < lightX || lightY1 < lightY || lightX > vportX1 || lightY > vportY1 || lightX1 < vportX0 || lightY1 < vportY0) return;
 776   //conwriteln("!!!002: (", lightX, ",", lightY, ")-(", lightX1, ",", lightY1, "): r=", cast(uint)(255.0f*lcol.r), "; g=", cast(uint)(255.0f*lcol.g), "; b=", cast(uint)(255.0f*lcol.b), "; a=", cast(uint)(255.0f*lcol.a));
 777
 778   fboLevelLight.exec({
 779     bindTexture(0);
 780     glEnable(GL_BLEND);
 781     glBlendFunc(GL_SRC_ALPHA, GL_ONE);
 782     //glDisable(GL_BLEND);
 783     orthoCamera(map.width*TileSize, map.height*TileSize);
 784     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 785     shadAmbient.exec((Shader shad) {
 786       shad["lightColor"] = SVec4F(lcol.x, lcol.y, lcol.z, lcol.w);
 787       //shad["lightPos"] = SVec2F(lightX, lightY);
 788       glRectf(lightX, lightY, lightX1, lightY1);
 789     });
 790   });
 791 }
 792
 793
 794 // ////////////////////////////////////////////////////////////////////////// //
 795 void renderLight() (int lightX, int lightY, in auto ref SVec4F lcol, int lightRadius) {
 796   if (lightRadius < 2) return;
 797   if (lightRadius > MaxLightRadius) lightRadius = MaxLightRadius;
 798   int lightSize = lightRadius*2;
 799   // is this light visible?
 800   if (lightX <= -lightRadius || lightY <= -lightRadius || lightX-lightRadius >= map.width*TileSize || lightY-lightRadius >= map.height*TileSize) return;
 801
 802   // out of viewport -- do nothing
 803   if (lightX+lightRadius < vportX0 || lightY+lightRadius < vportY0) return;
 804   if (lightX-lightRadius > vportX1 || lightY-lightRadius > vportY1) return;
 805
 806   if (lightX >= 0 && lightY >= 0 && lightX < map.width*TileSize && lightY < map.height*TileSize &&
 807       map.teximgs[map.LightMask].imageData.colors.ptr[lightY*(map.width*TileSize)+lightX].a > 190) return;
 808
 809   // common color for all the following
 810   glDisable(GL_BLEND);
 811   glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 812
 813   // build 1d distance map to fboShadowMapId
 814   fboDistMap.ptr[lightRadius].exec({
 815     // no need to clear it, shader will take care of that
 816     shadToPolar.exec((Shader shad) {
 817       shad["lightTexSize"] = SVec2F(lightSize, lightSize);
 818       shad["lightPos"] = SVec2F(lightX, lightY);
 819       orthoCamera(lightSize, 1);
 820       // it doesn't matter what we will draw here, so just draw filled rect
 821       glRectf(0, 0, lightSize, 1);
 822     });
 823   });
 824
 825   // build light texture for blending
 826   fboOccluders.exec({
 827     // no need to clear it, shader will take care of that
 828     // debug
 829     //glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
 830     //glClear(GL_COLOR_BUFFER_BIT);
 831     shadBlur.exec((Shader shad) {
 832       shad["lightTexSize"] = SVec2F(lightSize, MaxLightRadius*2); // x: size of distmap; y: size of this texture
 833       shad["lightColor"] = SVec4F(lcol.x, lcol.y, lcol.z, lcol.w);
 834       shad["lightPos"] = SVec2F(lightX-lightRadius, lightY-lightRadius);
 835       orthoCamera(fboOccluders.tex.width, fboOccluders.tex.height);
 836       //drawAtXY(fboDistMap[lightRadius].tex.tid, 0, 0, lightSize, lightSize);
 837       bindTexture(fboDistMap.ptr[lightRadius].tex.tid);
 838       glBegin(GL_QUADS);
 839         glTexCoord2f(0.0f, 0.0f); glVertex2i(0, 0); // top-left
 840         glTexCoord2f(1.0f, 0.0f); glVertex2i(lightSize, 0); // top-right
 841         glTexCoord2f(1.0f, 1.0f); glVertex2i(lightSize, lightSize); // bottom-right
 842         glTexCoord2f(0.0f, 1.0f); glVertex2i(0, lightSize); // bottom-left
 843       glEnd();
 844     });
 845   });
 846
 847   // blend light texture
 848   fboLevelLight.exec({
 849     glEnable(GL_BLEND);
 850     //glDisable(GL_BLEND);
 851     glBlendFunc(GL_SRC_ALPHA, GL_ONE);
 852     orthoCamera(fboLevelLight.tex.width, fboLevelLight.tex.height);
 853     //drawAtXY(fboOccluders.tex, lightX-lightRadius, lightY-lightRadius, mirrorY:true);
 854     float occe = 1.0f*lightSize/(MaxLightRadius*2);
 855     float occs = 1.0f-occe;
 856     int x0 = lightX-lightRadius+0;
 857     int y1 = lightY-lightRadius+0;
 858     int x1 = lightX+lightRadius-1+1;
 859     int y0 = lightY+lightRadius-1+1;
 860     bindTexture(fboOccluders.tex.tid);
 861     glBegin(GL_QUADS);
 862       /*
 863       glTexCoord2f(0.0f, 0.0f); glVertex2i(x0, y0); // top-left
 864       glTexCoord2f(occe, 0.0f); glVertex2i(x1, y0); // top-right
 865       glTexCoord2f(occe, occe); glVertex2i(x1, y1); // bottom-right
 866       glTexCoord2f(0.0f, occe); glVertex2i(x0, y1); // bottom-left
 867       */
 868       glTexCoord2f(0.0f, occs); glVertex2i(x0, y0); // top-left
 869       glTexCoord2f(occe, occs); glVertex2i(x1, y0); // top-right
 870       glTexCoord2f(occe, 1.0f); glVertex2i(x1, y1); // bottom-right
 871       glTexCoord2f(0.0f, 1.0f); glVertex2i(x0, y1); // bottom-left
 872     glEnd();
 873     /*
 874     bindTexture(0);
 875     glRectf(x0, y0, x1, y1);
 876     */
 877     // and blend it again, with the shader that will touch only occluders
 878     shadBlurOcc.exec((Shader shad) {
 879       //shad["lightTexSize"] = SVec2F(lightSize, lightSize);
 880       shad["lightTexSize"] = SVec2F(lightSize, fboOccluders.tex.height);
 881       shad["lightColor"] = SVec4F(lcol.x, lcol.y, lcol.z, lcol.w);
 882       shad["lightPos"] = SVec2F(lightX, lightY);
 883       //shad["lightPos"] = SVec2F(lightX-lightRadius, lightY-lightRadius);
 884       bindTexture(fboOccluders.tex.tid);
 885       glBegin(GL_QUADS);
 886         glTexCoord2f(0.0f, occs); glVertex2i(x0, y0); // top-left
 887         glTexCoord2f(occe, occs); glVertex2i(x1, y0); // top-right
 888         glTexCoord2f(occe, 1.0f); glVertex2i(x1, y1); // bottom-right
 889         glTexCoord2f(0.0f, 1.0f); glVertex2i(x0, y1); // bottom-left
 890       glEnd();
 891       //drawAtXY(fboOccluders.tex.tid, lightX-lightRadius, lightY-lightRadius, lightSize, lightSize, mirrorY:true);
 892     });
 893   });
 894 }
 895
 896
 897 // ////////////////////////////////////////////////////////////////////////// //
 898 __gshared int testLightX = vlWidth/2, testLightY = vlHeight/2;
 899 __gshared bool testLightMoved = false;
 900 //__gshared int mapOfsX, mapOfsY;
 901 //__gshared bool movement = false;
 902 __gshared float iLiquidTime = 0.0;
 903 //__gshared bool altMove = false;
 904
 905
 906 void renderScene (MonoTime curtime) {
 907   //enum BackIntens = 0.05f;
 908   enum BackIntens = 0.0f;
 909
 910   gloStackClear();
 911   float atob = (curtime > lastthink ? cast(float)((curtime-lastthink).total!"msecs")/cast(float)((nextthink-lastthink).total!"msecs") : 1.0f);
 912   if (gamePaused || inEditMode) atob = 1.0f;
 913   //{ import core.stdc.stdio; printf("atob=%f\n", cast(double)atob); }
 914   /*
 915   {
 916     int framelen = cast(int)((nextthink-lastthink).total!"msecs");
 917     int curfp = cast(int)((curtime-lastthink).total!"msecs");
 918     { import core.stdc.stdio; printf("framelen=%d; curfp=%d\n", framelen, curfp); }
 919   }
 920   */
 921
 922   int mofsx, mofsy; // camera offset, will be set in background layer builder
 923
 924   if (mapTilesChanged != 0) rebuildMapMegaTextures();
 925
 926   // build background layer
 927   fboOrigBack.exec({
 928     //glDisable(GL_BLEND);
 929     //glClearDepth(1.0f);
 930     //glDepthFunc(GL_LESS);
 931     //glDepthFunc(GL_NEVER);
 932     glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
 933     glClear(GL_COLOR_BUFFER_BIT/*|GL_DEPTH_BUFFER_BIT*/);
 934     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 935     orthoCamera(map.width*TileSize, map.height*TileSize);
 936
 937     glEnable(GL_BLEND);
 938     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 939     // draw sky
 940     /*
 941     drawAtXY(map.skytexgl.tid, mapOfsX/2-map.MapSize*TileSize, mapOfsY/2-map.MapSize*TileSize, map.MapSize*TileSize, map.MapSize*TileSize);
 942     drawAtXY(map.skytexgl.tid, mapOfsX/2-map.MapSize*TileSize, mapOfsY/2, map.MapSize*TileSize, map.MapSize*TileSize);
 943     drawAtXY(map.skytexgl.tid, mapOfsX/2, mapOfsY/2-map.MapSize*TileSize, map.MapSize*TileSize, map.MapSize*TileSize);
 944     drawAtXY(map.skytexgl.tid, mapOfsX/2, mapOfsY/2, map.MapSize*TileSize, map.MapSize*TileSize);
 945     */
 946     drawAtXY(map.skytexgl.tid, 0, 0, map.MapSize*TileSize, map.MapSize*TileSize);
 947     // draw background
 948     drawAtXY(map.texgl.ptr[map.Back], 0, 0);
 949     // draw distorted liquid areas
 950     shadLiquidDistort.exec((Shader shad) {
 951       shad["iDistortTime"] = iLiquidTime;
 952       drawAtXY(map.texgl.ptr[map.AllLiquids], 0, 0);
 953     });
 954     // monsters, items; we'll do linear interpolation here
 955     glColor3f(1.0f, 1.0f, 1.0f);
 956     //glEnable(GL_DEPTH_TEST);
 957     attachedLightCount = 0;
 958
 959     // who cares about memory?!
 960     // draw order: players, items, monsters, other
 961     static struct DrawInfo {
 962       ActorDef adef;
 963       ActorId aid;
 964       int actorX, actorY;
 965       @disable this (this); // no copies
 966     }
 967     enum { Pixels, Players, Items, Monsters, Other }
 968     __gshared DrawInfo[65536][4] drawlists;
 969     __gshared uint[4] dlpos;
 970     DrawInfo camchickdi;
 971
 972     dlpos[] = 0;
 973
 974     Actor.forEach((ActorId me) {
 975       //me.fprop_0drawlistpos = 0;
 976       if (auto adef = findActorDef(me)) {
 977         uint dlnum = Other;
 978         switch (adef.classtype.get) {
 979           case "monster": dlnum = (adef.classname.get != "Player" ? Monsters : Players); break;
 980           case "item": dlnum = Items; break;
 981           default: dlnum = Other; break;
 982         }
 983         if (me.fget_flags&AF_PIXEL) dlnum = Pixels;
 984         int actorX, actorY; // current actor position
 985         {
 986           auto ofs = prevFrameActorOfs.ptr[me.id&0xffff];
 987           if (frameInterpolation && ofs < uint.max-1 && (me.fget_flags&AF_TELEPORT) == 0 && Actor.isSameSavedActor(me.id, prevFrameActorsData.ptr, ofs)) {
 988             import core.stdc.math : roundf;
 989             auto xptr = prevFrameActorsData.ptr+ofs;
 990             int ox = xptr.fgetp_x;
 991             int nx = me.fget_x;
 992             int oy = xptr.fgetp_y;
 993             int ny = me.fget_y;
 994             actorX = cast(int)(ox+roundf((nx-ox)*atob));
 995             actorY = cast(int)(oy+roundf((ny-oy)*atob));
 996             //conwriteln("actor ", me.id, "; o=(", ox, ",", oy, "); n=(", nx, ",", ny, "); p=(", x, ",", y, ")");
 997           } else {
 998             actorX = me.fget_x;
 999             actorY = me.fget_y;
1000           }
1001         }
1002         if (me.id == cameraChick.id) {
1003           camchickdi.adef = adef;
1004           camchickdi.aid = me;
1005           camchickdi.actorX = actorX;
1006           camchickdi.actorY = actorY;
1007         }
1008         // draw sprite
1009         if ((me.fget_flags&AF_NODRAW) == 0) {
1010           //auto dl = &drawlists[dlnum][dlpos.ptr[dlnum]];
1011           //me.fprop_0drawlistpos = (dlpos.ptr[dlnum]&0xffff)|((dlnum&0xff)<<16);
1012           auto dl = drawlists.ptr[dlnum].ptr+dlpos.ptr[dlnum];
1013           ++dlpos.ptr[dlnum];
1014           dl.adef = adef;
1015           dl.aid = me;
1016           dl.actorX = actorX;
1017           dl.actorY = actorY;
1018         }
1019         // process attached lights
1020         if ((me.fget_flags&AF_NOLIGHT) == 0) {
1021           uint alr = me.fget_attLightRGBX;
1022           bool isambient = (me.fget_classtype.get == "light" && me.fget_classname.get == "Ambient");
1023           if ((alr&0xff) >= 4 || (isambient && me.fget_radius >= 1 && me.fget_height >= 1)) {
1024             //if (isambient) conwriteln("isambient: ", isambient, "; x=", me.fget_x, "; y=", me.fget_y, "; w=", me.fget_radius, "; h=", me.fget_height);
1025             // yep, add it
1026             auto li = attachedLights.ptr+attachedLightCount;
1027             ++attachedLightCount;
1028             li.type = (!isambient ? AttachedLightInfo.Type.Point : AttachedLightInfo.Type.Ambient);
1029             li.x = actorX+me.fget_attLightXOfs;
1030             li.y = actorY+me.fget_attLightYOfs;
1031             li.r = ((alr>>24)&0xff)/255.0f; // red or intensity
1032             if ((alr&0x00_ff_ff_00U) == 0x00_00_01_00U) {
1033               li.uncolored = true;
1034             } else {
1035               li.g = ((alr>>16)&0xff)/255.0f;
1036               li.b = ((alr>>8)&0xff)/255.0f;
1037               li.uncolored = false;
1038             }
1039             li.radius = (alr&0xff);
1040             if (li.radius > MaxLightRadius) li.radius = MaxLightRadius;
1041             if (isambient) {
1042               li.w = me.fget_radius;
1043               li.h = me.fget_height;
1044             }
1045           }
1046         }
1047       } else {
1048         conwriteln("not found actor ", me.id, " (", me.classtype!string, ":", me.classname!string, ")");
1049       }
1050     });
1051
1052     // draw actor lists
1053     foreach_reverse (uint dlnum; 0..drawlists.length) {
1054       if (dlnum == Pixels) continue;
1055       auto dl = drawlists.ptr[dlnum].ptr;
1056       if (dlnum == Players) dl += dlpos.ptr[dlnum]-1;
1057       foreach (uint idx; 0..dlpos.ptr[dlnum]) {
1058         auto me = dl.aid;
1059         if (auto isp = dl.adef.animSpr(me.fget_zAnimstate, me.fget_dir, me.fget_zAnimidx)) {
1060           //drawAtXY(isp.tex, dl.actorX-isp.vga.sx, dl.actorY-isp.vga.sy);
1061           isp.drawAtXY(dl.actorX, dl.actorY);
1062         }
1063         if (dlnum != Players) ++dl; else --dl;
1064       }
1065     }
1066     // draw pixels
1067     if (dlpos[Pixels]) {
1068       bindTexture(0);
1069       bool pointsStarted = false;
1070       Color lastColor = Color(0, 0, 0, 0);
1071       auto dl = drawlists.ptr[Pixels].ptr;
1072       foreach (uint idx; 0..dlpos.ptr[Pixels]) {
1073         auto me = dl.aid;
1074         auto s = me.fget_s;
1075         if (s < 0 || s > 255) continue; //FIXME
1076         Color clr = d2dpal.ptr[s&0xff];
1077         if (clr.a == 0) continue;
1078         if (clr != lastColor) {
1079           if (pointsStarted) glEnd();
1080           glColor4f(clr.r/255.0f, clr.g/255.0f, clr.b/255.0f, clr.a/255.0f);
1081           lastColor = clr;
1082           pointsStarted = false;
1083         }
1084         if (!pointsStarted) {
1085           glBegin(GL_POINTS);
1086           pointsStarted = true;
1087         }
1088         glVertex2i(dl.actorX, dl.actorY);
1089         ++dl;
1090       }
1091       if (pointsStarted) {
1092         glEnd();
1093         glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1094       }
1095     }
1096
1097     // camera movement
1098     if (/*altMove || movement ||*/ scale == 1 || !cameraChick.valid) {
1099       mofsx = 0;
1100       mofsy = 0;
1101       vportX0 = 0;
1102       vportY0 = 0;
1103       vportX1 = map.width*TileSize;
1104       vportY1 = map.height*TileSize;
1105     } else {
1106       int tiltHeight = /*getMapViewHeight()*/(vlHeight/scale)/4;
1107       int vy = cameraChick.looky!int;
1108       if (vy < -tiltHeight) vy = -tiltHeight; else if (vy > tiltHeight) vy = tiltHeight;
1109       int swdt = vlWidth/scale;
1110       int shgt = vlHeight/scale;
1111       int x = camchickdi.actorX-swdt/2;
1112       int y = (camchickdi.actorY+vy)-shgt/2;
1113       if (x < 0) x = 0; else if (x >= map.width*TileSize-swdt) x = map.width*TileSize-swdt-1;
1114       if (y < 0) y = 0; else if (y >= map.height*TileSize-shgt) y = map.height*TileSize-shgt-1;
1115       mofsx = x*2;
1116       mofsy = y*2;
1117       vportX0 = mofsx/scale;
1118       vportY0 = mofsy/scale;
1119       vportX1 = vportX0+vlWidth/scale;
1120       vportY1 = vportY0+vlHeight/scale;
1121     }
1122
1123     //glDisable(GL_DEPTH_TEST);
1124     // draw dots
1125     dotDraw(atob);
1126     // do liquid coloring
1127     drawAtXY(map.texgl.ptr[map.LiquidMask], 0, 0);
1128     // foreground -- hide secrets, draw lifts and such
1129     drawAtXY(map.texgl.ptr[map.Front], 0, 0);
1130     /+
1131     {
1132       enum r = 255;
1133       enum g = 0;
1134       enum b = 0;
1135       enum a = 255;
1136       bindTexture(0);
1137       glColor4f(r/255.0f, g/255.0f, b/255.0f, a/255.0f);
1138       glColor4f(1.0f, 0.0f, 0.0f, 1.0f);
1139       if (cameraChick.valid) {
1140         glBegin(GL_POINTS);
1141         glVertex2i(camchickdi.actorX, camchickdi.actorY-70);
1142         glEnd();
1143         //glRectf(camchickdi.actorX, camchickdi.actorY-70, camchickdi.actorX+4, camchickdi.actorY-70+4);
1144       }
1145       //glRectf(0, 0, 300, 300);
1146       glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1147     }
1148     +/
1149   });
1150
1151
1152   if (doLighting) {
1153     glDisable(GL_BLEND);
1154     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1155
1156     // make smaller occluder texture, so we can trace faster
1157     //assert(fboLMaskSmall.tex.width == map.width);
1158     //assert(fboLMaskSmall.tex.height == map.height);
1159     fboLMaskSmall.exec({
1160       orthoCamera(map.width, map.height);
1161       drawAtXY(map.texgl.ptr[map.LightMask].tid, 0, 0, map.width, map.height, mirrorY:true);
1162     });
1163
1164     // clear light layer
1165     fboLevelLight.exec({
1166       glClearColor(BackIntens, BackIntens, BackIntens, 1.0f);
1167       //glClearColor(0.15f, 0.15f, 0.15f, 1.0f);
1168       ////glColor4f(1.0f, 1.0f, 1.0f, 0.0f);
1169       glClear(GL_COLOR_BUFFER_BIT);
1170     });
1171
1172     // texture 1 is background
1173     glActiveTexture(GL_TEXTURE0+1);
1174     glBindTexture(GL_TEXTURE_2D, fboOrigBack.tex.tid);
1175     // texture 2 is occluders
1176     glActiveTexture(GL_TEXTURE0+2);
1177     glBindTexture(GL_TEXTURE_2D, map.texgl.ptr[map.LightMask].tid);
1178     // texture 3 is small occluder map
1179     glActiveTexture(GL_TEXTURE0+3);
1180     glBindTexture(GL_TEXTURE_2D, fboLMaskSmall.tex.tid);
1181     // done texture assign
1182     glActiveTexture(GL_TEXTURE0+0);
1183
1184     /*
1185     enum LYOfs = 1;
1186
1187     renderLight( 27, 391-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 100);
1188     renderLight(542, 424-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 100);
1189     renderLight(377, 368-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f),  32);
1190     renderLight(147, 288-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f),  64);
1191     renderLight( 71, 200-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 128);
1192     renderLight(249, 200-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 128);
1193     renderLight(426, 200-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 128);
1194     renderLight(624, 200-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 128);
1195     renderLight(549, 298-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f),  64);
1196     renderLight( 74, 304-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f),  32);
1197
1198     renderLight(24*TileSize+4, (24+18)*TileSize-2+LYOfs, SVec4F(0.6f, 0.0f, 0.0f, 1.0f), 128);
1199
1200     renderLight(280, 330, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 64);
1201     */
1202
1203   foreach (; 0..1) {
1204     // attached lights
1205     foreach (ref li; attachedLights[0..attachedLightCount]) {
1206       if (li.type == AttachedLightInfo.Type.Ambient) {
1207         //conwriteln("ambient: x=", li.x, "; y=", li.y, "; w=", li.w, "; h=", li.h);
1208         // ambient light
1209         if (li.uncolored) {
1210           renderLightAmbient(li.x, li.y, li.w, li.h, SVec4F(0.0f, 0.0f, 0.0f, li.r));
1211         } else {
1212           renderLightAmbient(li.x, li.y, li.w, li.h, SVec4F(li.r, li.g, li.b, 1.0f));
1213         }
1214       } else if (li.type == AttachedLightInfo.Type.Point) {
1215         // point light
1216         if (li.uncolored) {
1217           renderLight(li.x, li.y, SVec4F(0.0f, 0.0f, 0.0f, li.r), li.radius);
1218         } else {
1219           renderLight(li.x, li.y, SVec4F(li.r, li.g, li.b, 1.0f), li.radius);
1220         }
1221       }
1222     }
1223   }
1224
1225     {
1226       if (testLightMoved) {
1227         testLightX = testLightX/scale+mofsx/scale;
1228         testLightY = testLightY/scale+mofsy/scale;
1229         testLightMoved = false;
1230       }
1231       foreach (immutable _; 0..1) {
1232         renderLight(testLightX, testLightY, SVec4F(0.3f, 0.3f, 0.0f, 1.0f), 96);
1233       }
1234     }
1235
1236     glActiveTexture(GL_TEXTURE0+1);
1237     glBindTexture(GL_TEXTURE_2D, 0);
1238     glActiveTexture(GL_TEXTURE0+2);
1239     glBindTexture(GL_TEXTURE_2D, 0);
1240     glActiveTexture(GL_TEXTURE0+3);
1241     glBindTexture(GL_TEXTURE_2D, 0);
1242     glActiveTexture(GL_TEXTURE0+0);
1243
1244
1245     // draw scaled level
1246     /+
1247     shadScanlines.exec((Shader shad) {
1248       shad["scanlines"] = scanlines;
1249       glClearColor(BackIntens, BackIntens, BackIntens, 1.0f);
1250       glClear(GL_COLOR_BUFFER_BIT);
1251       orthoCamera(vlWidth, vlHeight);
1252       //orthoCamera(map.width*TileSize*scale, map.height*TileSize*scale);
1253       //glMatrixMode(GL_MODELVIEW);
1254       //glLoadIdentity();
1255       //glTranslatef(0.375, 0.375, 0); // to be pixel-perfect
1256       // somehow, FBO objects are mirrored; wtf?!
1257       drawAtXY(fboLevel.tex.tid, -mapOfsX, -mapOfsY, map.width*TileSize*scale, map.height*TileSize*scale, mirrorY:true);
1258       //glLoadIdentity();
1259     });
1260     +/
1261
1262     /*
1263     fboLevelLight.exec({
1264       smDrawText(map.width*TileSize/2, map.height*TileSize/2, "Testing...");
1265     });
1266     */
1267   }
1268
1269   glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
1270
1271   glDisable(GL_BLEND);
1272
1273   /*
1274   fboOrigBack.exec({
1275     //auto img = smfont.ptr[0x39];
1276     auto img = fftest;
1277     if (img !is null) {
1278       //conwriteln("img.sx=", img.sx, "; img.sy=", img.sy, "; ", img.width, "x", img.height);
1279       drawAtXY(img.tex, 10-img.sx, 10-img.sy);
1280     }
1281   });
1282   */
1283
1284
1285   /+
1286   { // http://stackoverflow.com/questions/7207422/setting-up-opengl-multiple-render-targets
1287     GLenum[1] buffers = [ GL_BACK_LEFT, /*GL_COLOR_ATTACHMENT0_EXT*/ ];
1288     //GLenum[1] buffers = [ GL_NONE, /*GL_COLOR_ATTACHMENT0_EXT*/ ];
1289     glDrawBuffers(1, buffers.ptr);
1290   }
1291   +/
1292
1293
1294   orthoCamera(vlWidth, vlHeight);
1295   auto tex = (doLighting ? fboLevelLight.tex.tid : fboOrigBack.tex.tid);
1296   drawAtXY(tex, -mofsx, -mofsy, map.width*TileSize*scale, map.height*TileSize*scale, mirrorY:true);
1297
1298   if (levelLoaded) {
1299     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1300     //orthoCamera(map.width*TileSize, map.height*TileSize);
1301     glEnable(GL_BLEND);
1302     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1303     hudScripts.runDraw();
1304   }
1305
1306   //drawAtXY(map.texgl.ptr[map.LightMask].tid, -mofsx, -mofsy, map.width*TileSize*scale, map.height*TileSize*scale, mirrorY:true);
1307   //drawAtXY(fboLMaskSmall.tex.tid, 0, 0, map.width*TileSize, map.height*TileSize);
1308
1309   if (inEditMode) {
1310     glEnable(GL_BLEND);
1311     //glBlendFunc(GL_SRC_ALPHA, GL_ONE);
1312     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1313     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1314     editorUpdateImage();
1315     fboEditor.tex.setFromImage(editorImg);
1316     drawAtXY(fboEditor.tex, 0, 0);
1317     glDisable(GL_BLEND);
1318   }
1319
1320   doMessages(curtime);
1321
1322   if (rConsoleVisible) {
1323     renderConsoleFBO();
1324     orthoCamera(vlWidth, vlHeight);
1325     glEnable(GL_BLEND);
1326     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1327     glColor4f(1.0f, 1.0f, 1.0f, 0.7f);
1328     drawAtXY(fboConsole.tex, 0, rConsoleHeight-vlHeight, mirrorY:true);
1329   }
1330 }
1331
1332
1333 // ////////////////////////////////////////////////////////////////////////// //
1334 // returns time slept
1335 int sleepAtMaxMsecs (int msecs) {
1336   if (msecs > 0) {
1337     import core.sys.posix.signal : timespec;
1338     import core.sys.posix.time : nanosleep;
1339     timespec ts = void, tpassed = void;
1340     ts.tv_sec = 0;
1341     ts.tv_nsec = msecs*1000*1000+(500*1000); // milli to nano
1342     nanosleep(&ts, &tpassed);
1343     return (ts.tv_nsec-tpassed.tv_nsec)/(1000*1000);
1344   } else {
1345     return 0;
1346   }
1347 }
1348
1349
1350 // ////////////////////////////////////////////////////////////////////////// //
1351 mixin(import("editor.d"));
1352
1353
1354 // ////////////////////////////////////////////////////////////////////////// //
1355 // rendering thread
1356 shared int diedie = 0;
1357
1358 enum D2DFrameTime = 55; // milliseconds
1359 enum MinFrameTime = 1000/60; // ~60 FPS
1360
1361 public void renderThread (Tid starterTid) {
1362   enum BoolOptVarMsgMixin(string varname) =
1363     "if (msg.toggle) msg.value = !"~varname~";\n"~
1364     "if ("~varname~" != msg.value) "~varname~" = msg.value; else msg.showMessage = false;\n";
1365
1366   send(starterTid, 42);
1367   try {
1368     MonoTime curtime = MonoTime.currTime;
1369
1370     lastthink = curtime; // for interpolator
1371     nextthink = curtime+dur!"msecs"(D2DFrameTime);
1372     MonoTime nextvframe = curtime;
1373
1374     enum MaxFPSFrames = 16;
1375     float frtimes = 0.0f;
1376     int framenum = 0;
1377     int prevFPS = -1;
1378     int hushFrames = 6; // ignore first `hushFrames` frames overtime
1379     MonoTime prevFrameStartTime = curtime;
1380
1381     bool vframeWasLost = false;
1382
1383     void resetFrameTimers () {
1384       MonoTime curtime = MonoTime.currTime;
1385       lastthink = curtime; // for interpolator
1386       nextthink = curtime+dur!"msecs"(D2DFrameTime);
1387       nextvframe = curtime;
1388     }
1389
1390     void loadNewLevel (string name) {
1391       /*
1392       if (levelLoaded) {
1393         conwriteln("ERROR: can't load new levels yet");
1394         return;
1395       }
1396       */
1397       if (name.length == 0) {
1398         conwriteln("ERROR: can't load empty level!");
1399       }
1400       conwriteln("loading map '", name, "'");
1401       loadMap(name);
1402       resetFrameTimers();
1403     }
1404
1405     conRegFunc!({
1406       string mn = genNextMapName(0);
1407       if (mn.length) {
1408         nextmapname = null; // clear "exit" flag
1409         loadNewLevel(mn);
1410       } else {
1411         conwriteln("can't skip level");
1412       }
1413     })("skiplevel", "skip current level");
1414
1415     conRegFunc!({
1416       inEditMode = !inEditMode;
1417       if (inEditMode) sdwindow.hideCursor(); else sdwindow.showCursor();
1418     })("ed_toggle", "toggle editor");
1419
1420     conRegFunc!({
1421       if (inEditMode) {
1422         inEditMode = false;
1423         sdwindow.showCursor();
1424       }
1425     })("ed_exit", "exit from editor");
1426
1427     conRegFunc!((string mapname) {
1428       nextmapname = null; // clear "exit" flag
1429       loadNewLevel(mapname);
1430     })("map", "load map");
1431
1432     void receiveMessages () {
1433       for (;;) {
1434         import core.time : Duration;
1435         //conwriteln("rendering thread: waiting for messages...");
1436         auto got = receiveTimeout(
1437           Duration.zero, // don't wait
1438           (TMsgMessage msg) {
1439             addMessage(msg.text[0..msg.textlen], msg.pauseMsecs, msg.noreplace);
1440           },
1441           (TMsgTestLightMove msg) {
1442             testLightX = msg.x;
1443             testLightY = msg.y;
1444             testLightMoved = true;
1445           },
1446           (TMsgMouseEvent msg) { editorMouseEvent(msg); },
1447           (TMsgKeyEvent msg) { editorKeyEvent(msg); },
1448           (TMsgChar msg) { concliChar(msg.ch); },
1449           (Variant v) {
1450             conwriteln("WARNING: unknown thread message received and ignored");
1451           },
1452         );
1453         if (!got) {
1454           // no more messages
1455           //conwriteln("rendering thread: no more messages");
1456           break;
1457         }
1458       }
1459       if (nextmapname.length) {
1460         string mn = nextmapname;
1461         nextmapname = null; // clear "exit" flag
1462         loadNewLevel(mn);
1463       }
1464     }
1465
1466     void processConsoleCommands () {
1467       cbufLock();
1468       scope(exit) cbufUnlock();
1469       concmdDoAll();
1470     }
1471
1472     // "D2D frames"; curtime should be set; return `true` if frame was processed; will fix `curtime`
1473     bool doThinkFrame () {
1474       if (curtime >= nextthink) {
1475         lastthink = curtime;
1476         while (nextthink <= curtime) nextthink += dur!"msecs"(D2DFrameTime);
1477         if (levelLoaded) {
1478           // save snapshot and other data for interpolator
1479           Actor.saveSnapshot(prevFrameActorsData[], prevFrameActorOfs.ptr);
1480           if (!gamePaused && !inEditMode) {
1481             // process actors
1482             doActorsThink();
1483             dotThink();
1484           }
1485         }
1486         // some timing
1487         auto tm = MonoTime.currTime;
1488         int thinkTime = cast(int)((tm-curtime).total!"msecs");
1489         if (thinkTime > 9) { import core.stdc.stdio; printf("spent on thinking: %d msecs\n", thinkTime); }
1490         curtime = tm;
1491         return true;
1492       } else {
1493         return false;
1494       }
1495     }
1496
1497     // "video frames"; curtime should be set; return `true` if frame was processed; will fix `curtime`
1498     bool doVFrame () {
1499       version(dont_use_vsync) {
1500         // timer
1501         enum doCheckTime = true;
1502       } else {
1503         // vsync
1504         __gshared bool prevLost = false;
1505         bool doCheckTime = vframeWasLost;
1506         if (vframeWasLost) {
1507           if (!prevLost) {
1508             { import core.stdc.stdio; printf("frame was lost!\n"); }
1509           }
1510           prevLost = true;
1511         } else {
1512           prevLost = false;
1513         }
1514       }
1515       if (doCheckTime) {
1516         if (curtime < nextvframe) return false;
1517         version(dont_use_vsync) {
1518           if (curtime > nextvframe) {
1519             auto overtime = cast(int)((curtime-nextvframe).total!"msecs");
1520             if (overtime > 2500) {
1521               if (hushFrames) {
1522                 --hushFrames;
1523               } else {
1524                 { import core.stdc.stdio; printf("  spent whole %d msecs\n", overtime); }
1525               }
1526             }
1527           }
1528         }
1529       }
1530       while (nextvframe <= curtime) nextvframe += dur!"msecs"(MinFrameTime);
1531       bool ctset = false;
1532       {
1533         sdwindow.mtLock();
1534         scope(exit) sdwindow.mtUnlock();
1535         ctset = sdwindow.setAsCurrentOpenGlContextNT;
1536       }
1537       // if we can't set context, pretend that videoframe was processed; this should solve problem with vsync and invisible window
1538       if (ctset) {
1539         // render scene
1540         iLiquidTime = cast(float)((curtime-MonoTime.zero).total!"msecs"%10000000)/18.0f*0.04f;
1541         receiveMessages(); // here, 'cause we need active OpenGL context for some messages
1542         processConsoleCommands();
1543         if (levelLoaded) {
1544           renderScene(curtime);
1545         } else {
1546           //renderLoading(curtime);
1547         }
1548         sdwindow.mtLock();
1549         scope(exit) sdwindow.mtUnlock();
1550         sdwindow.swapOpenGlBuffers();
1551         glFinish();
1552         sdwindow.releaseCurrentOpenGlContext();
1553         vframeWasLost = false;
1554       } else {
1555         vframeWasLost = true;
1556         { import core.stdc.stdio; printf("xframe was lost!\n"); }
1557       }
1558       curtime = MonoTime.currTime;
1559       return true;
1560     }
1561
1562     for (;;) {
1563       if (sdwindow.closed) break;
1564       if (atomicLoad(diedie) > 0) break;
1565
1566       curtime = MonoTime.currTime;
1567       auto fstime = curtime;
1568
1569       doThinkFrame(); // this will fix curtime if necessary
1570       if (doVFrame()) {
1571         if (!vframeWasLost) {
1572           // fps
1573           auto frameTime = cast(float)(curtime-prevFrameStartTime).total!"msecs"/1000.0f;
1574           prevFrameStartTime = curtime;
1575           frtimes += frameTime;
1576           if (++framenum >= MaxFPSFrames || frtimes >= 3.0f) {
1577             import std.string : format;
1578             int newFPS = cast(int)(cast(float)MaxFPSFrames/frtimes+0.5);
1579             if (newFPS != prevFPS) {
1580               sdwindow.title = "%s / FPS:%s".format("D2D", newFPS);
1581               prevFPS = newFPS;
1582             }
1583             framenum = 0;
1584             frtimes = 0.0f;
1585           }
1586         }
1587       }
1588
1589       curtime = MonoTime.currTime;
1590
1591       // now sleep until next "video" or "think" frame
1592       if (nextthink > curtime && nextvframe > curtime) {
1593         // let's decide
1594         immutable nextVideoFrameSleep = cast(int)((nextvframe-curtime).total!"msecs");
1595         immutable nextThinkFrameSleep = cast(int)((nextthink-curtime).total!"msecs");
1596         immutable sleepTime = (nextVideoFrameSleep < nextThinkFrameSleep ? nextVideoFrameSleep : nextThinkFrameSleep);
1597         sleepAtMaxMsecs(sleepTime);
1598         //curtime = MonoTime.currTime;
1599       }
1600     }
1601   } catch (Throwable e) {
1602     // here, we are dead and fucked (the exact order doesn't matter)
1603     import core.stdc.stdlib : abort;
1604     import core.stdc.stdio : fprintf, stderr;
1605     import core.memory : GC;
1606     GC.disable(); // yeah
1607     thread_suspendAll(); // stop right here, you criminal scum!
1608     auto s = e.toString();
1609     fprintf(stderr, "\n=== FATAL ===\n%.*s\n", cast(uint)s.length, s.ptr);
1610     abort(); // die, you bitch!
1611     /*
1612     import core.stdc.stdio;
1613     fprintf(stderr, "FUUUUUUUUUUUUUUUUUUUUUUUUUU\n");
1614     import std.stdio : stderr;
1615     writeln(
1616     for (;;) {
1617       if (sdwindow.closed) break;
1618       if (atomicLoad(diedie) > 0) break;
1619       sleepAtMaxMsecs(100);
1620     }
1621     */
1622   }
1623   atomicStore(diedie, 2);
1624 }
1625
1626
1627 // ////////////////////////////////////////////////////////////////////////// //
1628 __gshared Tid renderTid;
1629 shared bool renderThreadStarted = false;
1630
1631
1632 public void startRenderThread () {
1633   if (!cas(&renderThreadStarted, false, true)) {
1634     assert(0, "render thread already started!");
1635   }
1636   renderTid = spawn(&renderThread, thisTid);
1637   setMaxMailboxSize(renderTid, 1024, OnCrowding.throwException); //FIXME
1638   // wait for "i'm ready" signal
1639   receive(
1640     (int ok) {
1641       if (ok != 42) assert(0, "wtf?!");
1642     },
1643   );
1644   conwriteln("rendering thread started");
1645 }
1646
1647
1648 // ////////////////////////////////////////////////////////////////////////// //
1649 public void closeWindow () {
1650   if (atomicLoad(diedie) != 2) {
1651     atomicStore(diedie, 1);
1652     while (atomicLoad(diedie) != 2) {}
1653   }
1654   if (!sdwindow.closed) {
1655     flushGui();
1656     sdwindow.close();
1657   }
1658 }
1659
1660
1661 // ////////////////////////////////////////////////////////////////////////// //
1662 // thread messages
1663
1664
1665 // ////////////////////////////////////////////////////////////////////////// //
1666 struct TMsgMouseEvent {
1667   MouseEventType type;
1668   int x, y;
1669   int dx, dy;
1670   MouseButton button; /// See $(LREF MouseButton)
1671   int modifierState; /// See $(LREF ModifierState)
1672 }
1673
1674 public void postMouseEvent() (in auto ref MouseEvent evt) {
1675   if (!atomicLoad(renderThreadStarted)) return;
1676   TMsgMouseEvent msg;
1677   msg.type = evt.type;
1678   msg.x = evt.x;
1679   msg.y = evt.y;
1680   msg.dx = evt.dx;
1681   msg.dy = evt.dy;
1682   msg.button = evt.button;
1683   msg.modifierState = evt.modifierState;
1684   send(renderTid, msg);
1685 }
1686
1687
1688 // ////////////////////////////////////////////////////////////////////////// //
1689 struct TMsgKeyEvent {
1690   Key key;
1691   uint hardwareCode;
1692   bool pressed;
1693   dchar character;
1694   uint modifierState;
1695 }
1696
1697 public void postKeyEvent() (in auto ref KeyEvent evt) {
1698   if (!atomicLoad(renderThreadStarted)) return;
1699   TMsgKeyEvent msg;
1700   msg.key = evt.key;
1701   msg.pressed = evt.pressed;
1702   msg.character = evt.character;
1703   msg.modifierState = evt.modifierState;
1704   send(renderTid, msg);
1705 }
1706
1707
1708 // ////////////////////////////////////////////////////////////////////////// //
1709 struct TMsgTestLightMove {
1710   int x, y;
1711 }
1712
1713 public void postTestLightMove (int x, int y) {
1714   if (!atomicLoad(renderThreadStarted)) return;
1715   auto msg = TMsgTestLightMove(x, y);
1716   send(renderTid, msg);
1717 }
1718
1719
1720 // ////////////////////////////////////////////////////////////////////////// //
1721 struct TMsgMessage {
1722   char[256] text;
1723   uint textlen;
1724   int pauseMsecs;
1725   bool noreplace;
1726 }
1727
1728 public void postAddMessage (const(char)[] msgtext, int pauseMsecs=3000, bool noreplace=false) {
1729   if (!atomicLoad(renderThreadStarted)) return;
1730   if (msgtext.length > TMsgMessage.text.length) msgtext = msgtext[0..TMsgMessage.text.length];
1731   TMsgMessage msg;
1732   msg.textlen = cast(uint)msgtext.length;
1733   if (msg.textlen) msg.text[0..msg.textlen] = msgtext[0..msg.textlen];
1734   msg.pauseMsecs = pauseMsecs;
1735   msg.noreplace = noreplace;
1736   send(renderTid, msg);
1737 }
1738
1739
1740 // ////////////////////////////////////////////////////////////////////////// //
1741 struct TMsgChar {
1742   char ch;
1743 }
1744
1745 public void postChar (char ch) {
1746   if (!atomicLoad(renderThreadStarted)) return;
1747   TMsgChar msg;
1748   msg.ch = ch;
1749   send(renderTid, msg);
1750 }
1751
1752
1753 // ////////////////////////////////////////////////////////////////////////// //
1754 public void concmd (const(char)[] cmd) {
1755   //if (!atomicLoad(renderThreadStarted)) return;
1756   cbufLock();
1757   scope(exit) cbufUnlock();
1758   concmdAdd(cmd);
1759 }