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 (ch == '`' && conclilen == 0) { concmd("r_console ona"); return; }
 306   if (conclilen >= concli.length) return;
 307   concli.ptr[conclilen++] = ch;
 308   conLastChange = 0;
 309 }
 310
 311
 312 // ////////////////////////////////////////////////////////////////////////// //
 313 shared static this () {
 314   conRegVar!doLighting("r_lighting", "dynamic lighting");
 315   conRegVar!gamePaused("g_pause", "pause game");
 316   conRegVar!rConsoleVisible("r_console", "console visibility");
 317   conRegVar!rConsoleHeight(16*3, vlHeight, "r_conheight");
 318   rConsoleHeight = vlHeight-vlHeight/3;
 319   rConsoleHeight = vlHeight/2;
 320   conRegVar!frameInterpolation("r_interpolation", "interpolate camera and sprite movement");
 321   conRegVar!scale(1, 2, "r_scale");
 322   conRegFunc!({
 323     cheatNoDoors = !cheatNoDoors;
 324     if (cheatNoDoors) conwriteln("player ignores doors"); else conwriteln("player respects doors");
 325   })("nodoorclip", "ignore doors");
 326   conRegFunc!({
 327     cheatNoWallClip = !cheatNoWallClip;
 328     if (cheatNoWallClip) conwriteln("player ignores walls"); else conwriteln("player respects walls");
 329   })("nowallclip", "ignore walls");
 330   conRegFunc!({
 331     import core.atomic;
 332     atomicStore(vquitRequested, true);
 333   })("quit", "quit game");
 334   conRegFunc!((const(char)[] msg, int pauseMsecs=3000, bool noreplace=false) {
 335     char[256] buf;
 336     auto s = buf.conFormatStr(msg);
 337     if (s.length) postAddMessage(s, pauseMsecs, noreplace);
 338   })("hudmsg", "show hud message; hudmsg msg [pausemsecs [noreplace]]");
 339 }
 340
 341
 342 // ////////////////////////////////////////////////////////////////////////// //
 343 // interpolation
 344 __gshared ubyte[] prevFrameActorsData;
 345 __gshared uint[65536] prevFrameActorOfs; // uint.max-1: dead; uint.max: last
 346 __gshared MonoTime lastthink = MonoTime.zero; // for interpolator
 347 __gshared MonoTime nextthink = MonoTime.zero;
 348 __gshared bool frameInterpolation = true;
 349
 350
 351 // ////////////////////////////////////////////////////////////////////////// //
 352 // attached lights
 353 struct AttachedLightInfo {
 354   enum Type {
 355     Point,
 356     Ambient,
 357   }
 358   Type type;
 359   int x, y;
 360   int w, h; // for ambient lights
 361   float r, g, b;
 362   bool uncolored;
 363   int radius;
 364 }
 365
 366 __gshared AttachedLightInfo[65536] attachedLights;
 367 __gshared uint attachedLightCount = 0;
 368
 369
 370 // ////////////////////////////////////////////////////////////////////////// //
 371 enum MaxLightRadius = 255;
 372
 373
 374 // ////////////////////////////////////////////////////////////////////////// //
 375 // for light
 376 __gshared FBO[MaxLightRadius+1] fboDistMap;
 377 __gshared FBO fboOccluders;
 378 __gshared Shader shadToPolar, shadBlur, shadBlurOcc, shadAmbient;
 379 __gshared TrueColorImage editorImg;
 380 __gshared FBO fboEditor;
 381 __gshared FBO fboConsole;
 382 __gshared Texture texSigil;
 383
 384 __gshared FBO fboLevel, fboLevelLight, fboOrigBack, fboLMaskSmall;
 385 __gshared Shader shadScanlines;
 386 __gshared Shader shadLiquidDistort;
 387
 388
 389 // ////////////////////////////////////////////////////////////////////////// //
 390 // call once!
 391 public void initOpenGL () {
 392   gloStackClear();
 393
 394   glEnable(GL_TEXTURE_2D);
 395   glDisable(GL_LIGHTING);
 396   glDisable(GL_DITHER);
 397   glDisable(GL_BLEND);
 398   glDisable(GL_DEPTH_TEST);
 399
 400   // create shaders
 401   shadScanlines = new Shader("scanlines", loadTextFile("shaders/srscanlines.frag"));
 402
 403   shadLiquidDistort = new Shader("liquid_distort", loadTextFile("shaders/srliquid_distort.frag"));
 404   shadLiquidDistort.exec((Shader shad) {
 405     shad["texLqMap"] = 0;
 406   });
 407
 408   // lights
 409   shadToPolar = new Shader("light_trace", loadTextFile("shaders/srlight_trace.frag"));
 410   shadToPolar.exec((Shader shad) {
 411     shad["texOcc"] = 0;
 412     shad["texOccFull"] = 2;
 413     shad["texOccSmall"] = 3;
 414   });
 415
 416   shadBlur = new Shader("light_blur", loadTextFile("shaders/srlight_blur.frag"));
 417   shadBlur.exec((Shader shad) {
 418     shad["texDist"] = 0;
 419     shad["texBg"] = 1;
 420     shad["texOcc"] = 2;
 421     shad["texOccSmall"] = 3;
 422   });
 423
 424   shadBlurOcc = new Shader("light_blur_occ", loadTextFile("shaders/srlight_blur_occ.frag"));
 425   shadBlurOcc.exec((Shader shad) {
 426     shad["texLMap"] = 0;
 427     shad["texBg"] = 1;
 428     shad["texOcc"] = 2;
 429     shad["texOccSmall"] = 3;
 430   });
 431
 432   shadAmbient = new Shader("light_ambient", loadTextFile("shaders/srlight_ambient.frag"));
 433   shadAmbient.exec((Shader shad) {
 434     shad["texBg"] = 1;
 435     shad["texOcc"] = 2;
 436     shad["texOccSmall"] = 3;
 437   });
 438
 439   fboOccluders = new FBO(MaxLightRadius*2, MaxLightRadius*2, Texture.Option.Clamp, Texture.Option.Linear);
 440   //TODO: this sux!
 441   foreach (int sz; 2..MaxLightRadius+1) {
 442     fboDistMap[sz] = new FBO(sz*2, 1, Texture.Option.Clamp, Texture.Option.Linear); // create 1d distance map FBO
 443   }
 444
 445   editorImg = new TrueColorImage(vlWidth, vlHeight);
 446   editorImg.imageData.colors[] = Color(0, 0, 0, 0);
 447   fboEditor = new FBO(vlWidth, vlHeight, Texture.Option.Nearest);
 448
 449   texSigil = new Texture("console/sigil_of_baphomet.png", Texture.Option.Nearest);
 450   fboConsole = new FBO(vlWidth, vlHeight, Texture.Option.Nearest);
 451   loadConFont();
 452
 453   // setup matrices
 454   glMatrixMode(GL_MODELVIEW);
 455   glLoadIdentity();
 456
 457   loadSmFont();
 458   loadBfFont();
 459   loadAllMonsterGraphics();
 460 }
 461
 462
 463 // ////////////////////////////////////////////////////////////////////////// //
 464 __gshared ulong conLastChange = 0;
 465
 466 void renderConsoleFBO () {
 467   enum XOfs = 2;
 468   if (conLastChange == cbufLastChange) return;
 469   cbufLock();
 470   scope(exit) cbufUnlock();
 471   // rerender console
 472   conLastChange = cbufLastChange;
 473   //foreach (auto s; conbufLinesRev) stdout.writeln(s, "|");
 474   int skipLines = conskiplines;
 475   fboConsole.exec((FBO me) {
 476     bindTexture(0);
 477     orthoCamera(me.width, me.height);
 478     // clear it
 479     glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 480     glClear(GL_COLOR_BUFFER_BIT);
 481     /*
 482     glDisable(GL_BLEND);
 483     glColor4f(0.0f, 0.0f, 0.0f, 1.0f);
 484     glRectf(0, 0, me.width-1, me.height-1);
 485     */
 486     // text
 487     glEnable(GL_BLEND);
 488     glBlendFunc(GL_SRC_ALPHA, GL_ONE);
 489     // draw sigil
 490     glColor4f(1.0f, 1.0f, 1.0f, 0.2f);
 491     drawAtXY(texSigil, (me.width-texSigil.width)/2, (vlHeight-rConsoleHeight)/2+(me.height-texSigil.height)/2);
 492     // draw command line
 493     int y = me.height-conCharHeight-2;
 494     {
 495       glPushMatrix();
 496       scope(exit) glPopMatrix();
 497       glTranslatef(XOfs, y, 0);
 498       int w = conCharWidth('>');
 499       glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 500       conDrawChar('>');
 501       uint spos = conclilen;
 502       while (spos > 0) {
 503         char ch = concli.ptr[spos-1];
 504         if (w+conCharWidth(ch) > me.width-XOfs*2-12) break;
 505         w += conCharWidth(ch);
 506         --spos;
 507       }
 508       glColor4f(1.0f, 1.0f, 0.0f, 1.0f);
 509       foreach (char ch; concli[spos..conclilen]) conDrawChar(ch);
 510       // cursor
 511       bindTexture(0);
 512       glColor4f(1.0f, 0.5f, 0.0f, 1.0f);
 513       glRectf(0, 0, 12, 16);
 514       y -= conCharHeight;
 515     }
 516     // draw console text
 517     glColor4f(0.0f, 1.0f, 0.0f, 1.0f);
 518     glPushMatrix();
 519     scope(exit) glPopMatrix();
 520     glTranslatef(XOfs, y, 0);
 521
 522     void putLine(T) (auto ref T line, usize pos=0) {
 523       if (y+conCharHeight <= 0) return;
 524       int w = XOfs;
 525       usize sp = pos;
 526       while (sp < line.length) {
 527         char ch = line[sp++];
 528         int cw = conCharWidth(ch);
 529         if ((w += cw) > me.width-XOfs) { w -= cw; --sp; break; }
 530       }
 531       if (sp < line.length) putLine(line, sp); // recursive put tail
 532       // draw line
 533       if (skipLines-- <= 0) {
 534         while (pos < sp) conDrawChar(line[pos++]);
 535         glPopMatrix();
 536         glPushMatrix();
 537         y -= conCharHeight;
 538         glTranslatef(XOfs, y, 0);
 539       }
 540     }
 541
 542     foreach (auto line; conbufLinesRev) {
 543       putLine(line);
 544       if (y+conCharHeight <= 0) break;
 545     }
 546   });
 547 }
 548
 549
 550 // ////////////////////////////////////////////////////////////////////////// //
 551 // should be called when OpenGL is initialized
 552 void loadMap (string mapname) {
 553   mapscripts.runUnloading(); // "map unloading" script
 554   clearMapScripts();
 555
 556   if (map !is null) map.clear();
 557   map = new LevelMap(mapname);
 558   curmapname = mapname;
 559
 560   ugInit(map.width*TileSize, map.height*TileSize);
 561
 562   map.oglBuildMega();
 563   mapTilesChanged = 0;
 564
 565   if (fboLevel !is null) fboLevel.clear();
 566   if (fboLevelLight !is null) fboLevelLight.clear();
 567   if (fboOrigBack !is null) fboOrigBack.clear();
 568   if (fboLMaskSmall !is null) fboLMaskSmall.clear();
 569
 570   fboLevel = new FBO(map.width*TileSize, map.height*TileSize, Texture.Option.Nearest); // final level render will be here
 571   fboLevelLight = new FBO(map.width*TileSize, map.height*TileSize, Texture.Option.Nearest); // level lights will be rendered here
 572   fboOrigBack = new FBO(map.width*TileSize, map.height*TileSize, Texture.Option.Nearest/*, Texture.Option.Depth*/); // background+foreground
 573   fboLMaskSmall = new FBO(map.width, map.height, Texture.Option.Nearest); // small lightmask
 574
 575   shadToPolar.exec((Shader shad) { shad["mapPixSize"] = SVec2F(map.width*TileSize-1, map.height*TileSize-1); });
 576   shadBlur.exec((Shader shad) { shad["mapPixSize"] = SVec2F(map.width*TileSize, map.height*TileSize); });
 577   shadBlurOcc.exec((Shader shad) { shad["mapPixSize"] = SVec2F(map.width*TileSize, map.height*TileSize); });
 578   shadAmbient.exec((Shader shad) { shad["mapPixSize"] = SVec2F(map.width*TileSize, map.height*TileSize); });
 579
 580   glActiveTexture(GL_TEXTURE0+0);
 581   glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
 582   orthoCamera(vlWidth, vlHeight);
 583
 584   Actor.resetStorage();
 585
 586   setupMapScripts();
 587   mapscripts.runInit();
 588   loadMapMonsters();
 589   dotInit();
 590   mapscripts.runLoaded();
 591
 592   // save first snapshot
 593   if (prevFrameActorsData.length == 0) prevFrameActorsData = new ubyte[](Actor.actorSize*65536); // ~15-20 megabytes
 594   prevFrameActorOfs[] = uint.max; // just for fun
 595   Actor.saveSnapshot(prevFrameActorsData[], prevFrameActorOfs.ptr);
 596
 597   levelLoaded = true;
 598
 599   { import core.memory : GC; GC.collect(); }
 600 }
 601
 602
 603 // ////////////////////////////////////////////////////////////////////////// //
 604 //FIXME: optimize!
 605 __gshared uint mapTilesChanged = 0;
 606
 607
 608 //WARNING! this can be called only from DACS, so we don't have to sync it!
 609 public void mapDirty (uint layermask) { mapTilesChanged |= layermask; }
 610
 611
 612 void rebuildMapMegaTextures () {
 613   //fbo.replaceTexture
 614   //mapTilesChanged = false;
 615   //map.clearMegaTextures();
 616   map.oglBuildMega(mapTilesChanged);
 617   mapTilesChanged = 0;
 618   dotsAwake(); // let dormant dots fall
 619 }
 620
 621
 622 // ////////////////////////////////////////////////////////////////////////// //
 623 // messages
 624 struct Message {
 625   enum Phase { FadeIn, Stay, FadeOut }
 626   Phase phase;
 627   int alpha;
 628   int pauseMsecs;
 629   MonoTime removeTime;
 630   char[256] text;
 631   usize textlen;
 632 }
 633
 634 //private import core.sync.mutex : Mutex;
 635
 636 __gshared Message[128] messages;
 637 __gshared uint messagesUsed = 0;
 638
 639 //__gshared Mutex messageLock;
 640 //shared static this () { messageLock = new Mutex(); }
 641
 642
 643 void addMessage (const(char)[] msgtext, int pauseMsecs=3000, bool noreplace=false) {
 644   //messageLock.lock();
 645   //scope(exit) messageLock.unlock();
 646   if (msgtext.length == 0) return;
 647   conwriteln(msgtext);
 648   if (pauseMsecs <= 50) return;
 649   if (messagesUsed == messages.length) {
 650     // remove top message
 651     foreach (immutable cidx; 1..messagesUsed) messages.ptr[cidx-1] = messages.ptr[cidx];
 652     messages.ptr[0].alpha = 255;
 653     --messagesUsed;
 654   }
 655   // quick replace
 656   if (!noreplace && messagesUsed == 1) {
 657     switch (messages.ptr[0].phase) {
 658       case Message.Phase.FadeIn:
 659         messages.ptr[0].phase = Message.Phase.FadeOut;
 660         break;
 661       case Message.Phase.Stay:
 662         messages.ptr[0].phase = Message.Phase.FadeOut;
 663         messages.ptr[0].alpha = 255;
 664         break;
 665       default:
 666     }
 667   }
 668   auto msg = messages.ptr+messagesUsed;
 669   ++messagesUsed;
 670   msg.phase = Message.Phase.FadeIn;
 671   msg.alpha = 0;
 672   msg.pauseMsecs = pauseMsecs;
 673   // copy text
 674   if (msgtext.length > msg.text.length) {
 675     msg.text = msgtext[0..msg.text.length];
 676     msg.textlen = msg.text.length;
 677   } else {
 678     msg.text[0..msgtext.length] = msgtext[];
 679     msg.textlen = msgtext.length;
 680   }
 681 }
 682
 683
 684 void doMessages (MonoTime curtime) {
 685   //messageLock.lock();
 686   //scope(exit) messageLock.unlock();
 687
 688   if (messagesUsed == 0) return;
 689   glEnable(GL_BLEND);
 690   glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 691
 692   Message* msg;
 693
 694  again:
 695   msg = messages.ptr;
 696   final switch (msg.phase) {
 697     case Message.Phase.FadeIn:
 698       if ((msg.alpha += 10) >= 255) {
 699         msg.phase = Message.Phase.Stay;
 700         msg.removeTime = curtime+dur!"msecs"(msg.pauseMsecs);
 701         goto case; // to stay
 702       }
 703       glColor4f(1.0f, 1.0f, 1.0f, msg.alpha/255.0f);
 704       break;
 705     case Message.Phase.Stay:
 706       if (msg.removeTime <= curtime) {
 707         msg.alpha = 255;
 708         msg.phase = Message.Phase.FadeOut;
 709         goto case; // to fade
 710       }
 711       glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 712       break;
 713     case Message.Phase.FadeOut:
 714       if ((msg.alpha -= 10) <= 0) {
 715         if (--messagesUsed == 0) return;
 716         // remove this message
 717         foreach (immutable cidx; 1..messagesUsed+1) messages.ptr[cidx-1] = messages.ptr[cidx];
 718         goto again;
 719       }
 720       glColor4f(1.0f, 1.0f, 1.0f, msg.alpha/255.0f);
 721       break;
 722   }
 723
 724   smDrawText(10, 10, msg.text[0..msg.textlen]);
 725 }
 726
 727
 728 // ////////////////////////////////////////////////////////////////////////// //
 729 //mixin(Actor.FieldPropMixin!("0drawlistpos", uint));
 730
 731 mixin(Actor.FieldGetMixin!("classtype", StrId)); // fget_classtype
 732 mixin(Actor.FieldGetMixin!("classname", StrId)); // fget_classname
 733 mixin(Actor.FieldGetMixin!("x", int));
 734 mixin(Actor.FieldGetMixin!("y", int));
 735 mixin(Actor.FieldGetMixin!("s", int));
 736 mixin(Actor.FieldGetMixin!("radius", int));
 737 mixin(Actor.FieldGetMixin!("height", int));
 738 mixin(Actor.FieldGetMixin!("flags", uint));
 739 mixin(Actor.FieldGetMixin!("zAnimstate", StrId));
 740 mixin(Actor.FieldGetMixin!("zAnimidx", int));
 741 mixin(Actor.FieldGetMixin!("dir", uint));
 742 mixin(Actor.FieldGetMixin!("attLightXOfs", int));
 743 mixin(Actor.FieldGetMixin!("attLightYOfs", int));
 744 mixin(Actor.FieldGetMixin!("attLightRGBX", uint));
 745
 746 //mixin(Actor.FieldGetPtrMixin!("classtype", StrId)); // fget_classtype
 747 //mixin(Actor.FieldGetPtrMixin!("classname", StrId)); // fget_classname
 748 mixin(Actor.FieldGetPtrMixin!("x", int));
 749 mixin(Actor.FieldGetPtrMixin!("y", int));
 750 //mixin(Actor.FieldGetPtrMixin!("flags", uint));
 751 //mixin(Actor.FieldGetPtrMixin!("zAnimstate", StrId));
 752 //mixin(Actor.FieldGetPtrMixin!("zAnimidx", int));
 753 //mixin(Actor.FieldGetPtrMixin!("dir", uint));
 754 //mixin(Actor.FieldGetPtrMixin!("attLightXOfs", int));
 755 //mixin(Actor.FieldGetPtrMixin!("attLightYOfs", int));
 756 //mixin(Actor.FieldGetPtrMixin!("attLightRGBX", uint));
 757
 758
 759 // ////////////////////////////////////////////////////////////////////////// //
 760 __gshared int vportX0, vportY0, vportX1, vportY1;
 761
 762
 763 // ////////////////////////////////////////////////////////////////////////// //
 764 void renderLightAmbient() (int lightX, int lightY, int lightW, int lightH, in auto ref SVec4F lcol) {
 765   //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));
 766   if (lightW < 1 || lightH < 1) return;
 767   int lightX1 = lightX+lightW-1;
 768   int lightY1 = lightY+lightH-1;
 769   // clip light to viewport
 770   if (lightX < vportX0) lightX = vportX0;
 771   if (lightY < vportY0) lightY = vportY0;
 772   if (lightX1 > vportX1) lightX1 = vportX1;
 773   if (lightY1 > vportY1) lightY1 = vportY1;
 774   // is this light visible?
 775   //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));
 776   if (lightX1 < lightX || lightY1 < lightY || lightX > vportX1 || lightY > vportY1 || lightX1 < vportX0 || lightY1 < vportY0) return;
 777   //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));
 778
 779   fboLevelLight.exec({
 780     bindTexture(0);
 781     glEnable(GL_BLEND);
 782     glBlendFunc(GL_SRC_ALPHA, GL_ONE);
 783     //glDisable(GL_BLEND);
 784     orthoCamera(map.width*TileSize, map.height*TileSize);
 785     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 786     shadAmbient.exec((Shader shad) {
 787       shad["lightColor"] = SVec4F(lcol.x, lcol.y, lcol.z, lcol.w);
 788       //shad["lightPos"] = SVec2F(lightX, lightY);
 789       glRectf(lightX, lightY, lightX1, lightY1);
 790     });
 791   });
 792 }
 793
 794
 795 // ////////////////////////////////////////////////////////////////////////// //
 796 void renderLight() (int lightX, int lightY, in auto ref SVec4F lcol, int lightRadius) {
 797   if (lightRadius < 2) return;
 798   if (lightRadius > MaxLightRadius) lightRadius = MaxLightRadius;
 799   int lightSize = lightRadius*2;
 800   // is this light visible?
 801   if (lightX <= -lightRadius || lightY <= -lightRadius || lightX-lightRadius >= map.width*TileSize || lightY-lightRadius >= map.height*TileSize) return;
 802
 803   // out of viewport -- do nothing
 804   if (lightX+lightRadius < vportX0 || lightY+lightRadius < vportY0) return;
 805   if (lightX-lightRadius > vportX1 || lightY-lightRadius > vportY1) return;
 806
 807   if (lightX >= 0 && lightY >= 0 && lightX < map.width*TileSize && lightY < map.height*TileSize &&
 808       map.teximgs[map.LightMask].imageData.colors.ptr[lightY*(map.width*TileSize)+lightX].a > 190) return;
 809
 810   // common color for all the following
 811   glDisable(GL_BLEND);
 812   glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 813
 814   // build 1d distance map to fboShadowMapId
 815   fboDistMap.ptr[lightRadius].exec({
 816     // no need to clear it, shader will take care of that
 817     shadToPolar.exec((Shader shad) {
 818       shad["lightTexSize"] = SVec2F(lightSize, lightSize);
 819       shad["lightPos"] = SVec2F(lightX, lightY);
 820       orthoCamera(lightSize, 1);
 821       // it doesn't matter what we will draw here, so just draw filled rect
 822       glRectf(0, 0, lightSize, 1);
 823     });
 824   });
 825
 826   // build light texture for blending
 827   fboOccluders.exec({
 828     // no need to clear it, shader will take care of that
 829     // debug
 830     //glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
 831     //glClear(GL_COLOR_BUFFER_BIT);
 832     shadBlur.exec((Shader shad) {
 833       shad["lightTexSize"] = SVec2F(lightSize, MaxLightRadius*2); // x: size of distmap; y: size of this texture
 834       shad["lightColor"] = SVec4F(lcol.x, lcol.y, lcol.z, lcol.w);
 835       shad["lightPos"] = SVec2F(lightX-lightRadius, lightY-lightRadius);
 836       orthoCamera(fboOccluders.tex.width, fboOccluders.tex.height);
 837       //drawAtXY(fboDistMap[lightRadius].tex.tid, 0, 0, lightSize, lightSize);
 838       bindTexture(fboDistMap.ptr[lightRadius].tex.tid);
 839       glBegin(GL_QUADS);
 840         glTexCoord2f(0.0f, 0.0f); glVertex2i(0, 0); // top-left
 841         glTexCoord2f(1.0f, 0.0f); glVertex2i(lightSize, 0); // top-right
 842         glTexCoord2f(1.0f, 1.0f); glVertex2i(lightSize, lightSize); // bottom-right
 843         glTexCoord2f(0.0f, 1.0f); glVertex2i(0, lightSize); // bottom-left
 844       glEnd();
 845     });
 846   });
 847
 848   // blend light texture
 849   fboLevelLight.exec({
 850     glEnable(GL_BLEND);
 851     //glDisable(GL_BLEND);
 852     glBlendFunc(GL_SRC_ALPHA, GL_ONE);
 853     orthoCamera(fboLevelLight.tex.width, fboLevelLight.tex.height);
 854     //drawAtXY(fboOccluders.tex, lightX-lightRadius, lightY-lightRadius, mirrorY:true);
 855     float occe = 1.0f*lightSize/(MaxLightRadius*2);
 856     float occs = 1.0f-occe;
 857     int x0 = lightX-lightRadius+0;
 858     int y1 = lightY-lightRadius+0;
 859     int x1 = lightX+lightRadius-1+1;
 860     int y0 = lightY+lightRadius-1+1;
 861     bindTexture(fboOccluders.tex.tid);
 862     glBegin(GL_QUADS);
 863       /*
 864       glTexCoord2f(0.0f, 0.0f); glVertex2i(x0, y0); // top-left
 865       glTexCoord2f(occe, 0.0f); glVertex2i(x1, y0); // top-right
 866       glTexCoord2f(occe, occe); glVertex2i(x1, y1); // bottom-right
 867       glTexCoord2f(0.0f, occe); glVertex2i(x0, y1); // bottom-left
 868       */
 869       glTexCoord2f(0.0f, occs); glVertex2i(x0, y0); // top-left
 870       glTexCoord2f(occe, occs); glVertex2i(x1, y0); // top-right
 871       glTexCoord2f(occe, 1.0f); glVertex2i(x1, y1); // bottom-right
 872       glTexCoord2f(0.0f, 1.0f); glVertex2i(x0, y1); // bottom-left
 873     glEnd();
 874     /*
 875     bindTexture(0);
 876     glRectf(x0, y0, x1, y1);
 877     */
 878     // and blend it again, with the shader that will touch only occluders
 879     shadBlurOcc.exec((Shader shad) {
 880       //shad["lightTexSize"] = SVec2F(lightSize, lightSize);
 881       shad["lightTexSize"] = SVec2F(lightSize, fboOccluders.tex.height);
 882       shad["lightColor"] = SVec4F(lcol.x, lcol.y, lcol.z, lcol.w);
 883       shad["lightPos"] = SVec2F(lightX, lightY);
 884       //shad["lightPos"] = SVec2F(lightX-lightRadius, lightY-lightRadius);
 885       bindTexture(fboOccluders.tex.tid);
 886       glBegin(GL_QUADS);
 887         glTexCoord2f(0.0f, occs); glVertex2i(x0, y0); // top-left
 888         glTexCoord2f(occe, occs); glVertex2i(x1, y0); // top-right
 889         glTexCoord2f(occe, 1.0f); glVertex2i(x1, y1); // bottom-right
 890         glTexCoord2f(0.0f, 1.0f); glVertex2i(x0, y1); // bottom-left
 891       glEnd();
 892       //drawAtXY(fboOccluders.tex.tid, lightX-lightRadius, lightY-lightRadius, lightSize, lightSize, mirrorY:true);
 893     });
 894   });
 895 }
 896
 897
 898 // ////////////////////////////////////////////////////////////////////////// //
 899 __gshared int testLightX = vlWidth/2, testLightY = vlHeight/2;
 900 __gshared bool testLightMoved = false;
 901 //__gshared int mapOfsX, mapOfsY;
 902 //__gshared bool movement = false;
 903 __gshared float iLiquidTime = 0.0;
 904 //__gshared bool altMove = false;
 905
 906
 907 void renderScene (MonoTime curtime) {
 908   //enum BackIntens = 0.05f;
 909   enum BackIntens = 0.0f;
 910
 911   gloStackClear();
 912   float atob = (curtime > lastthink ? cast(float)((curtime-lastthink).total!"msecs")/cast(float)((nextthink-lastthink).total!"msecs") : 1.0f);
 913   if (gamePaused || inEditMode) atob = 1.0f;
 914   //{ import core.stdc.stdio; printf("atob=%f\n", cast(double)atob); }
 915   /*
 916   {
 917     int framelen = cast(int)((nextthink-lastthink).total!"msecs");
 918     int curfp = cast(int)((curtime-lastthink).total!"msecs");
 919     { import core.stdc.stdio; printf("framelen=%d; curfp=%d\n", framelen, curfp); }
 920   }
 921   */
 922
 923   int mofsx, mofsy; // camera offset, will be set in background layer builder
 924
 925   if (mapTilesChanged != 0) rebuildMapMegaTextures();
 926
 927   // build background layer
 928   fboOrigBack.exec({
 929     //glDisable(GL_BLEND);
 930     //glClearDepth(1.0f);
 931     //glDepthFunc(GL_LESS);
 932     //glDepthFunc(GL_NEVER);
 933     glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
 934     glClear(GL_COLOR_BUFFER_BIT/*|GL_DEPTH_BUFFER_BIT*/);
 935     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 936     orthoCamera(map.width*TileSize, map.height*TileSize);
 937
 938     glEnable(GL_BLEND);
 939     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 940     // draw sky
 941     /*
 942     drawAtXY(map.skytexgl.tid, mapOfsX/2-map.MapSize*TileSize, mapOfsY/2-map.MapSize*TileSize, map.MapSize*TileSize, map.MapSize*TileSize);
 943     drawAtXY(map.skytexgl.tid, mapOfsX/2-map.MapSize*TileSize, mapOfsY/2, map.MapSize*TileSize, map.MapSize*TileSize);
 944     drawAtXY(map.skytexgl.tid, mapOfsX/2, mapOfsY/2-map.MapSize*TileSize, map.MapSize*TileSize, map.MapSize*TileSize);
 945     drawAtXY(map.skytexgl.tid, mapOfsX/2, mapOfsY/2, map.MapSize*TileSize, map.MapSize*TileSize);
 946     */
 947     drawAtXY(map.skytexgl.tid, 0, 0, map.MapSize*TileSize, map.MapSize*TileSize);
 948     // draw background
 949     drawAtXY(map.texgl.ptr[map.Back], 0, 0);
 950     // draw distorted liquid areas
 951     shadLiquidDistort.exec((Shader shad) {
 952       shad["iDistortTime"] = iLiquidTime;
 953       drawAtXY(map.texgl.ptr[map.AllLiquids], 0, 0);
 954     });
 955     // monsters, items; we'll do linear interpolation here
 956     glColor3f(1.0f, 1.0f, 1.0f);
 957     //glEnable(GL_DEPTH_TEST);
 958     attachedLightCount = 0;
 959
 960     // who cares about memory?!
 961     // draw order: players, items, monsters, other
 962     static struct DrawInfo {
 963       ActorDef adef;
 964       ActorId aid;
 965       int actorX, actorY;
 966       @disable this (this); // no copies
 967     }
 968     enum { Pixels, Players, Items, Monsters, Other }
 969     __gshared DrawInfo[65536][4] drawlists;
 970     __gshared uint[4] dlpos;
 971     DrawInfo camchickdi;
 972
 973     dlpos[] = 0;
 974
 975     Actor.forEach((ActorId me) {
 976       //me.fprop_0drawlistpos = 0;
 977       if (auto adef = findActorDef(me)) {
 978         uint dlnum = Other;
 979         switch (adef.classtype.get) {
 980           case "monster": dlnum = (adef.classname.get != "Player" ? Monsters : Players); break;
 981           case "item": dlnum = Items; break;
 982           default: dlnum = Other; break;
 983         }
 984         if (me.fget_flags&AF_PIXEL) dlnum = Pixels;
 985         int actorX, actorY; // current actor position
 986         {
 987           auto ofs = prevFrameActorOfs.ptr[me.id&0xffff];
 988           if (frameInterpolation && ofs < uint.max-1 && (me.fget_flags&AF_TELEPORT) == 0 && Actor.isSameSavedActor(me.id, prevFrameActorsData.ptr, ofs)) {
 989             import core.stdc.math : roundf;
 990             auto xptr = prevFrameActorsData.ptr+ofs;
 991             int ox = xptr.fgetp_x;
 992             int nx = me.fget_x;
 993             int oy = xptr.fgetp_y;
 994             int ny = me.fget_y;
 995             actorX = cast(int)(ox+roundf((nx-ox)*atob));
 996             actorY = cast(int)(oy+roundf((ny-oy)*atob));
 997             //conwriteln("actor ", me.id, "; o=(", ox, ",", oy, "); n=(", nx, ",", ny, "); p=(", x, ",", y, ")");
 998           } else {
 999             actorX = me.fget_x;
1000             actorY = me.fget_y;
1001           }
1002         }
1003         if (me.id == cameraChick.id) {
1004           camchickdi.adef = adef;
1005           camchickdi.aid = me;
1006           camchickdi.actorX = actorX;
1007           camchickdi.actorY = actorY;
1008         }
1009         // draw sprite
1010         if ((me.fget_flags&AF_NODRAW) == 0) {
1011           //auto dl = &drawlists[dlnum][dlpos.ptr[dlnum]];
1012           //me.fprop_0drawlistpos = (dlpos.ptr[dlnum]&0xffff)|((dlnum&0xff)<<16);
1013           auto dl = drawlists.ptr[dlnum].ptr+dlpos.ptr[dlnum];
1014           ++dlpos.ptr[dlnum];
1015           dl.adef = adef;
1016           dl.aid = me;
1017           dl.actorX = actorX;
1018           dl.actorY = actorY;
1019         }
1020         // process attached lights
1021         if ((me.fget_flags&AF_NOLIGHT) == 0) {
1022           uint alr = me.fget_attLightRGBX;
1023           bool isambient = (me.fget_classtype.get == "light" && me.fget_classname.get == "Ambient");
1024           if ((alr&0xff) >= 4 || (isambient && me.fget_radius >= 1 && me.fget_height >= 1)) {
1025             //if (isambient) conwriteln("isambient: ", isambient, "; x=", me.fget_x, "; y=", me.fget_y, "; w=", me.fget_radius, "; h=", me.fget_height);
1026             // yep, add it
1027             auto li = attachedLights.ptr+attachedLightCount;
1028             ++attachedLightCount;
1029             li.type = (!isambient ? AttachedLightInfo.Type.Point : AttachedLightInfo.Type.Ambient);
1030             li.x = actorX+me.fget_attLightXOfs;
1031             li.y = actorY+me.fget_attLightYOfs;
1032             li.r = ((alr>>24)&0xff)/255.0f; // red or intensity
1033             if ((alr&0x00_ff_ff_00U) == 0x00_00_01_00U) {
1034               li.uncolored = true;
1035             } else {
1036               li.g = ((alr>>16)&0xff)/255.0f;
1037               li.b = ((alr>>8)&0xff)/255.0f;
1038               li.uncolored = false;
1039             }
1040             li.radius = (alr&0xff);
1041             if (li.radius > MaxLightRadius) li.radius = MaxLightRadius;
1042             if (isambient) {
1043               li.w = me.fget_radius;
1044               li.h = me.fget_height;
1045             }
1046           }
1047         }
1048       } else {
1049         conwriteln("not found actor ", me.id, " (", me.classtype!string, ":", me.classname!string, ")");
1050       }
1051     });
1052
1053     // draw actor lists
1054     foreach_reverse (uint dlnum; 0..drawlists.length) {
1055       if (dlnum == Pixels) continue;
1056       auto dl = drawlists.ptr[dlnum].ptr;
1057       if (dlnum == Players) dl += dlpos.ptr[dlnum]-1;
1058       foreach (uint idx; 0..dlpos.ptr[dlnum]) {
1059         auto me = dl.aid;
1060         if (auto isp = dl.adef.animSpr(me.fget_zAnimstate, me.fget_dir, me.fget_zAnimidx)) {
1061           //drawAtXY(isp.tex, dl.actorX-isp.vga.sx, dl.actorY-isp.vga.sy);
1062           isp.drawAtXY(dl.actorX, dl.actorY);
1063         }
1064         if (dlnum != Players) ++dl; else --dl;
1065       }
1066     }
1067     // draw pixels
1068     if (dlpos[Pixels]) {
1069       bindTexture(0);
1070       bool pointsStarted = false;
1071       Color lastColor = Color(0, 0, 0, 0);
1072       auto dl = drawlists.ptr[Pixels].ptr;
1073       foreach (uint idx; 0..dlpos.ptr[Pixels]) {
1074         auto me = dl.aid;
1075         auto s = me.fget_s;
1076         if (s < 0 || s > 255) continue; //FIXME
1077         Color clr = d2dpal.ptr[s&0xff];
1078         if (clr.a == 0) continue;
1079         if (clr != lastColor) {
1080           if (pointsStarted) glEnd();
1081           glColor4f(clr.r/255.0f, clr.g/255.0f, clr.b/255.0f, clr.a/255.0f);
1082           lastColor = clr;
1083           pointsStarted = false;
1084         }
1085         if (!pointsStarted) {
1086           glBegin(GL_POINTS);
1087           pointsStarted = true;
1088         }
1089         glVertex2i(dl.actorX, dl.actorY);
1090         ++dl;
1091       }
1092       if (pointsStarted) {
1093         glEnd();
1094         glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1095       }
1096     }
1097
1098     // camera movement
1099     if (/*altMove || movement ||*/ scale == 1 || !cameraChick.valid) {
1100       mofsx = 0;
1101       mofsy = 0;
1102       vportX0 = 0;
1103       vportY0 = 0;
1104       vportX1 = map.width*TileSize;
1105       vportY1 = map.height*TileSize;
1106     } else {
1107       int tiltHeight = /*getMapViewHeight()*/(vlHeight/scale)/4;
1108       int vy = cameraChick.looky!int;
1109       if (vy < -tiltHeight) vy = -tiltHeight; else if (vy > tiltHeight) vy = tiltHeight;
1110       int swdt = vlWidth/scale;
1111       int shgt = vlHeight/scale;
1112       int x = camchickdi.actorX-swdt/2;
1113       int y = (camchickdi.actorY+vy)-shgt/2;
1114       if (x < 0) x = 0; else if (x >= map.width*TileSize-swdt) x = map.width*TileSize-swdt-1;
1115       if (y < 0) y = 0; else if (y >= map.height*TileSize-shgt) y = map.height*TileSize-shgt-1;
1116       mofsx = x*2;
1117       mofsy = y*2;
1118       vportX0 = mofsx/scale;
1119       vportY0 = mofsy/scale;
1120       vportX1 = vportX0+vlWidth/scale;
1121       vportY1 = vportY0+vlHeight/scale;
1122     }
1123
1124     //glDisable(GL_DEPTH_TEST);
1125     // draw dots
1126     dotDraw(atob);
1127     // do liquid coloring
1128     drawAtXY(map.texgl.ptr[map.LiquidMask], 0, 0);
1129     // foreground -- hide secrets, draw lifts and such
1130     drawAtXY(map.texgl.ptr[map.Front], 0, 0);
1131     /+
1132     {
1133       enum r = 255;
1134       enum g = 0;
1135       enum b = 0;
1136       enum a = 255;
1137       bindTexture(0);
1138       glColor4f(r/255.0f, g/255.0f, b/255.0f, a/255.0f);
1139       glColor4f(1.0f, 0.0f, 0.0f, 1.0f);
1140       if (cameraChick.valid) {
1141         glBegin(GL_POINTS);
1142         glVertex2i(camchickdi.actorX, camchickdi.actorY-70);
1143         glEnd();
1144         //glRectf(camchickdi.actorX, camchickdi.actorY-70, camchickdi.actorX+4, camchickdi.actorY-70+4);
1145       }
1146       //glRectf(0, 0, 300, 300);
1147       glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1148     }
1149     +/
1150   });
1151
1152
1153   if (doLighting) {
1154     glDisable(GL_BLEND);
1155     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1156
1157     // make smaller occluder texture, so we can trace faster
1158     //assert(fboLMaskSmall.tex.width == map.width);
1159     //assert(fboLMaskSmall.tex.height == map.height);
1160     fboLMaskSmall.exec({
1161       orthoCamera(map.width, map.height);
1162       drawAtXY(map.texgl.ptr[map.LightMask].tid, 0, 0, map.width, map.height, mirrorY:true);
1163     });
1164
1165     // clear light layer
1166     fboLevelLight.exec({
1167       glClearColor(BackIntens, BackIntens, BackIntens, 1.0f);
1168       //glClearColor(0.15f, 0.15f, 0.15f, 1.0f);
1169       ////glColor4f(1.0f, 1.0f, 1.0f, 0.0f);
1170       glClear(GL_COLOR_BUFFER_BIT);
1171     });
1172
1173     // texture 1 is background
1174     glActiveTexture(GL_TEXTURE0+1);
1175     glBindTexture(GL_TEXTURE_2D, fboOrigBack.tex.tid);
1176     // texture 2 is occluders
1177     glActiveTexture(GL_TEXTURE0+2);
1178     glBindTexture(GL_TEXTURE_2D, map.texgl.ptr[map.LightMask].tid);
1179     // texture 3 is small occluder map
1180     glActiveTexture(GL_TEXTURE0+3);
1181     glBindTexture(GL_TEXTURE_2D, fboLMaskSmall.tex.tid);
1182     // done texture assign
1183     glActiveTexture(GL_TEXTURE0+0);
1184
1185     /*
1186     enum LYOfs = 1;
1187
1188     renderLight( 27, 391-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 100);
1189     renderLight(542, 424-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 100);
1190     renderLight(377, 368-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f),  32);
1191     renderLight(147, 288-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f),  64);
1192     renderLight( 71, 200-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 128);
1193     renderLight(249, 200-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 128);
1194     renderLight(426, 200-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 128);
1195     renderLight(624, 200-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 128);
1196     renderLight(549, 298-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f),  64);
1197     renderLight( 74, 304-0+LYOfs, SVec4F(0.0f, 0.0f, 0.0f, 1.0f),  32);
1198
1199     renderLight(24*TileSize+4, (24+18)*TileSize-2+LYOfs, SVec4F(0.6f, 0.0f, 0.0f, 1.0f), 128);
1200
1201     renderLight(280, 330, SVec4F(0.0f, 0.0f, 0.0f, 1.0f), 64);
1202     */
1203
1204   foreach (; 0..1) {
1205     // attached lights
1206     foreach (ref li; attachedLights[0..attachedLightCount]) {
1207       if (li.type == AttachedLightInfo.Type.Ambient) {
1208         //conwriteln("ambient: x=", li.x, "; y=", li.y, "; w=", li.w, "; h=", li.h);
1209         // ambient light
1210         if (li.uncolored) {
1211           renderLightAmbient(li.x, li.y, li.w, li.h, SVec4F(0.0f, 0.0f, 0.0f, li.r));
1212         } else {
1213           renderLightAmbient(li.x, li.y, li.w, li.h, SVec4F(li.r, li.g, li.b, 1.0f));
1214         }
1215       } else if (li.type == AttachedLightInfo.Type.Point) {
1216         // point light
1217         if (li.uncolored) {
1218           renderLight(li.x, li.y, SVec4F(0.0f, 0.0f, 0.0f, li.r), li.radius);
1219         } else {
1220           renderLight(li.x, li.y, SVec4F(li.r, li.g, li.b, 1.0f), li.radius);
1221         }
1222       }
1223     }
1224   }
1225
1226     {
1227       if (testLightMoved) {
1228         testLightX = testLightX/scale+mofsx/scale;
1229         testLightY = testLightY/scale+mofsy/scale;
1230         testLightMoved = false;
1231       }
1232       foreach (immutable _; 0..1) {
1233         renderLight(testLightX, testLightY, SVec4F(0.3f, 0.3f, 0.0f, 1.0f), 96);
1234       }
1235     }
1236
1237     glActiveTexture(GL_TEXTURE0+1);
1238     glBindTexture(GL_TEXTURE_2D, 0);
1239     glActiveTexture(GL_TEXTURE0+2);
1240     glBindTexture(GL_TEXTURE_2D, 0);
1241     glActiveTexture(GL_TEXTURE0+3);
1242     glBindTexture(GL_TEXTURE_2D, 0);
1243     glActiveTexture(GL_TEXTURE0+0);
1244
1245
1246     // draw scaled level
1247     /+
1248     shadScanlines.exec((Shader shad) {
1249       shad["scanlines"] = scanlines;
1250       glClearColor(BackIntens, BackIntens, BackIntens, 1.0f);
1251       glClear(GL_COLOR_BUFFER_BIT);
1252       orthoCamera(vlWidth, vlHeight);
1253       //orthoCamera(map.width*TileSize*scale, map.height*TileSize*scale);
1254       //glMatrixMode(GL_MODELVIEW);
1255       //glLoadIdentity();
1256       //glTranslatef(0.375, 0.375, 0); // to be pixel-perfect
1257       // somehow, FBO objects are mirrored; wtf?!
1258       drawAtXY(fboLevel.tex.tid, -mapOfsX, -mapOfsY, map.width*TileSize*scale, map.height*TileSize*scale, mirrorY:true);
1259       //glLoadIdentity();
1260     });
1261     +/
1262
1263     /*
1264     fboLevelLight.exec({
1265       smDrawText(map.width*TileSize/2, map.height*TileSize/2, "Testing...");
1266     });
1267     */
1268   }
1269
1270   glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
1271
1272   glDisable(GL_BLEND);
1273
1274   /*
1275   fboOrigBack.exec({
1276     //auto img = smfont.ptr[0x39];
1277     auto img = fftest;
1278     if (img !is null) {
1279       //conwriteln("img.sx=", img.sx, "; img.sy=", img.sy, "; ", img.width, "x", img.height);
1280       drawAtXY(img.tex, 10-img.sx, 10-img.sy);
1281     }
1282   });
1283   */
1284
1285
1286   /+
1287   { // http://stackoverflow.com/questions/7207422/setting-up-opengl-multiple-render-targets
1288     GLenum[1] buffers = [ GL_BACK_LEFT, /*GL_COLOR_ATTACHMENT0_EXT*/ ];
1289     //GLenum[1] buffers = [ GL_NONE, /*GL_COLOR_ATTACHMENT0_EXT*/ ];
1290     glDrawBuffers(1, buffers.ptr);
1291   }
1292   +/
1293
1294
1295   orthoCamera(vlWidth, vlHeight);
1296   auto tex = (doLighting ? fboLevelLight.tex.tid : fboOrigBack.tex.tid);
1297   drawAtXY(tex, -mofsx, -mofsy, map.width*TileSize*scale, map.height*TileSize*scale, mirrorY:true);
1298
1299   if (levelLoaded) {
1300     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1301     //orthoCamera(map.width*TileSize, map.height*TileSize);
1302     glEnable(GL_BLEND);
1303     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1304     hudScripts.runDraw();
1305   }
1306
1307   //drawAtXY(map.texgl.ptr[map.LightMask].tid, -mofsx, -mofsy, map.width*TileSize*scale, map.height*TileSize*scale, mirrorY:true);
1308   //drawAtXY(fboLMaskSmall.tex.tid, 0, 0, map.width*TileSize, map.height*TileSize);
1309
1310   if (inEditMode) {
1311     glEnable(GL_BLEND);
1312     //glBlendFunc(GL_SRC_ALPHA, GL_ONE);
1313     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1314     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
1315     editorUpdateImage();
1316     fboEditor.tex.setFromImage(editorImg);
1317     drawAtXY(fboEditor.tex, 0, 0);
1318     glDisable(GL_BLEND);
1319   }
1320
1321   doMessages(curtime);
1322
1323   if (rConsoleVisible) {
1324     renderConsoleFBO();
1325     orthoCamera(vlWidth, vlHeight);
1326     glEnable(GL_BLEND);
1327     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1328     glColor4f(1.0f, 1.0f, 1.0f, 0.7f);
1329     drawAtXY(fboConsole.tex, 0, rConsoleHeight-vlHeight, mirrorY:true);
1330   }
1331 }
1332
1333
1334 // ////////////////////////////////////////////////////////////////////////// //
1335 // returns time slept
1336 int sleepAtMaxMsecs (int msecs) {
1337   if (msecs > 0) {
1338     import core.sys.posix.signal : timespec;
1339     import core.sys.posix.time : nanosleep;
1340     timespec ts = void, tpassed = void;
1341     ts.tv_sec = 0;
1342     ts.tv_nsec = msecs*1000*1000+(500*1000); // milli to nano
1343     nanosleep(&ts, &tpassed);
1344     return (ts.tv_nsec-tpassed.tv_nsec)/(1000*1000);
1345   } else {
1346     return 0;
1347   }
1348 }
1349
1350
1351 // ////////////////////////////////////////////////////////////////////////// //
1352 mixin(import("editor.d"));
1353
1354
1355 // ////////////////////////////////////////////////////////////////////////// //
1356 // rendering thread
1357 shared int diedie = 0;
1358
1359 enum D2DFrameTime = 55; // milliseconds
1360 enum MinFrameTime = 1000/60; // ~60 FPS
1361
1362 public void renderThread (Tid starterTid) {
1363   enum BoolOptVarMsgMixin(string varname) =
1364     "if (msg.toggle) msg.value = !"~varname~";\n"~
1365     "if ("~varname~" != msg.value) "~varname~" = msg.value; else msg.showMessage = false;\n";
1366
1367   send(starterTid, 42);
1368   try {
1369     MonoTime curtime = MonoTime.currTime;
1370
1371     lastthink = curtime; // for interpolator
1372     nextthink = curtime+dur!"msecs"(D2DFrameTime);
1373     MonoTime nextvframe = curtime;
1374
1375     enum MaxFPSFrames = 16;
1376     float frtimes = 0.0f;
1377     int framenum = 0;
1378     int prevFPS = -1;
1379     int hushFrames = 6; // ignore first `hushFrames` frames overtime
1380     MonoTime prevFrameStartTime = curtime;
1381
1382     bool vframeWasLost = false;
1383
1384     void resetFrameTimers () {
1385       MonoTime curtime = MonoTime.currTime;
1386       lastthink = curtime; // for interpolator
1387       nextthink = curtime+dur!"msecs"(D2DFrameTime);
1388       nextvframe = curtime;
1389     }
1390
1391     void loadNewLevel (string name) {
1392       /*
1393       if (levelLoaded) {
1394         conwriteln("ERROR: can't load new levels yet");
1395         return;
1396       }
1397       */
1398       if (name.length == 0) {
1399         conwriteln("ERROR: can't load empty level!");
1400       }
1401       conwriteln("loading map '", name, "'");
1402       loadMap(name);
1403       resetFrameTimers();
1404     }
1405
1406     conRegFunc!({
1407       string mn = genNextMapName(0);
1408       if (mn.length) {
1409         nextmapname = null; // clear "exit" flag
1410         loadNewLevel(mn);
1411       } else {
1412         conwriteln("can't skip level");
1413       }
1414     })("skiplevel", "skip current level");
1415
1416     conRegFunc!({
1417       inEditMode = !inEditMode;
1418       if (inEditMode) sdwindow.hideCursor(); else sdwindow.showCursor();
1419     })("ed_toggle", "toggle editor");
1420
1421     conRegFunc!({
1422       if (inEditMode) {
1423         inEditMode = false;
1424         sdwindow.showCursor();
1425       }
1426     })("ed_exit", "exit from editor");
1427
1428     conRegFunc!((string mapname) {
1429       nextmapname = null; // clear "exit" flag
1430       loadNewLevel(mapname);
1431     })("map", "load map");
1432
1433     void receiveMessages () {
1434       for (;;) {
1435         import core.time : Duration;
1436         //conwriteln("rendering thread: waiting for messages...");
1437         auto got = receiveTimeout(
1438           Duration.zero, // don't wait
1439           (TMsgMessage msg) {
1440             addMessage(msg.text[0..msg.textlen], msg.pauseMsecs, msg.noreplace);
1441           },
1442           (TMsgTestLightMove msg) {
1443             testLightX = msg.x;
1444             testLightY = msg.y;
1445             testLightMoved = true;
1446           },
1447           (TMsgMouseEvent msg) { editorMouseEvent(msg); },
1448           (TMsgKeyEvent msg) { editorKeyEvent(msg); },
1449           (TMsgChar msg) { concliChar(msg.ch); },
1450           (Variant v) {
1451             conwriteln("WARNING: unknown thread message received and ignored");
1452           },
1453         );
1454         if (!got) {
1455           // no more messages
1456           //conwriteln("rendering thread: no more messages");
1457           break;
1458         }
1459       }
1460       if (nextmapname.length) {
1461         string mn = nextmapname;
1462         nextmapname = null; // clear "exit" flag
1463         loadNewLevel(mn);
1464       }
1465     }
1466
1467     void processConsoleCommands () {
1468       cbufLock();
1469       scope(exit) cbufUnlock();
1470       concmdDoAll();
1471     }
1472
1473     // "D2D frames"; curtime should be set; return `true` if frame was processed; will fix `curtime`
1474     bool doThinkFrame () {
1475       if (curtime >= nextthink) {
1476         lastthink = curtime;
1477         while (nextthink <= curtime) nextthink += dur!"msecs"(D2DFrameTime);
1478         if (levelLoaded) {
1479           // save snapshot and other data for interpolator
1480           Actor.saveSnapshot(prevFrameActorsData[], prevFrameActorOfs.ptr);
1481           if (!gamePaused && !inEditMode) {
1482             // process actors
1483             doActorsThink();
1484             dotThink();
1485           }
1486         }
1487         // some timing
1488         auto tm = MonoTime.currTime;
1489         int thinkTime = cast(int)((tm-curtime).total!"msecs");
1490         if (thinkTime > 9) { import core.stdc.stdio; printf("spent on thinking: %d msecs\n", thinkTime); }
1491         curtime = tm;
1492         return true;
1493       } else {
1494         return false;
1495       }
1496     }
1497
1498     // "video frames"; curtime should be set; return `true` if frame was processed; will fix `curtime`
1499     bool doVFrame () {
1500       version(dont_use_vsync) {
1501         // timer
1502         enum doCheckTime = true;
1503       } else {
1504         // vsync
1505         __gshared bool prevLost = false;
1506         bool doCheckTime = vframeWasLost;
1507         if (vframeWasLost) {
1508           if (!prevLost) {
1509             { import core.stdc.stdio; printf("frame was lost!\n"); }
1510           }
1511           prevLost = true;
1512         } else {
1513           prevLost = false;
1514         }
1515       }
1516       if (doCheckTime) {
1517         if (curtime < nextvframe) return false;
1518         version(dont_use_vsync) {
1519           if (curtime > nextvframe) {
1520             auto overtime = cast(int)((curtime-nextvframe).total!"msecs");
1521             if (overtime > 2500) {
1522               if (hushFrames) {
1523                 --hushFrames;
1524               } else {
1525                 { import core.stdc.stdio; printf("  spent whole %d msecs\n", overtime); }
1526               }
1527             }
1528           }
1529         }
1530       }
1531       while (nextvframe <= curtime) nextvframe += dur!"msecs"(MinFrameTime);
1532       bool ctset = false;
1533       {
1534         sdwindow.mtLock();
1535         scope(exit) sdwindow.mtUnlock();
1536         ctset = sdwindow.setAsCurrentOpenGlContextNT;
1537       }
1538       // if we can't set context, pretend that videoframe was processed; this should solve problem with vsync and invisible window
1539       if (ctset) {
1540         // render scene
1541         iLiquidTime = cast(float)((curtime-MonoTime.zero).total!"msecs"%10000000)/18.0f*0.04f;
1542         receiveMessages(); // here, 'cause we need active OpenGL context for some messages
1543         processConsoleCommands();
1544         if (levelLoaded) {
1545           renderScene(curtime);
1546         } else {
1547           //renderLoading(curtime);
1548         }
1549         sdwindow.mtLock();
1550         scope(exit) sdwindow.mtUnlock();
1551         sdwindow.swapOpenGlBuffers();
1552         glFinish();
1553         sdwindow.releaseCurrentOpenGlContext();
1554         vframeWasLost = false;
1555       } else {
1556         vframeWasLost = true;
1557         { import core.stdc.stdio; printf("xframe was lost!\n"); }
1558       }
1559       curtime = MonoTime.currTime;
1560       return true;
1561     }
1562
1563     for (;;) {
1564       if (sdwindow.closed) break;
1565       if (atomicLoad(diedie) > 0) break;
1566
1567       curtime = MonoTime.currTime;
1568       auto fstime = curtime;
1569
1570       doThinkFrame(); // this will fix curtime if necessary
1571       if (doVFrame()) {
1572         if (!vframeWasLost) {
1573           // fps
1574           auto frameTime = cast(float)(curtime-prevFrameStartTime).total!"msecs"/1000.0f;
1575           prevFrameStartTime = curtime;
1576           frtimes += frameTime;
1577           if (++framenum >= MaxFPSFrames || frtimes >= 3.0f) {
1578             import std.string : format;
1579             int newFPS = cast(int)(cast(float)MaxFPSFrames/frtimes+0.5);
1580             if (newFPS != prevFPS) {
1581               sdwindow.title = "%s / FPS:%s".format("D2D", newFPS);
1582               prevFPS = newFPS;
1583             }
1584             framenum = 0;
1585             frtimes = 0.0f;
1586           }
1587         }
1588       }
1589
1590       curtime = MonoTime.currTime;
1591
1592       // now sleep until next "video" or "think" frame
1593       if (nextthink > curtime && nextvframe > curtime) {
1594         // let's decide
1595         immutable nextVideoFrameSleep = cast(int)((nextvframe-curtime).total!"msecs");
1596         immutable nextThinkFrameSleep = cast(int)((nextthink-curtime).total!"msecs");
1597         immutable sleepTime = (nextVideoFrameSleep < nextThinkFrameSleep ? nextVideoFrameSleep : nextThinkFrameSleep);
1598         sleepAtMaxMsecs(sleepTime);
1599         //curtime = MonoTime.currTime;
1600       }
1601     }
1602   } catch (Throwable e) {
1603     // here, we are dead and fucked (the exact order doesn't matter)
1604     import core.stdc.stdlib : abort;
1605     import core.stdc.stdio : fprintf, stderr;
1606     import core.memory : GC;
1607     GC.disable(); // yeah
1608     thread_suspendAll(); // stop right here, you criminal scum!
1609     auto s = e.toString();
1610     fprintf(stderr, "\n=== FATAL ===\n%.*s\n", cast(uint)s.length, s.ptr);
1611     abort(); // die, you bitch!
1612     /*
1613     import core.stdc.stdio;
1614     fprintf(stderr, "FUUUUUUUUUUUUUUUUUUUUUUUUUU\n");
1615     import std.stdio : stderr;
1616     writeln(
1617     for (;;) {
1618       if (sdwindow.closed) break;
1619       if (atomicLoad(diedie) > 0) break;
1620       sleepAtMaxMsecs(100);
1621     }
1622     */
1623   }
1624   atomicStore(diedie, 2);
1625 }
1626
1627
1628 // ////////////////////////////////////////////////////////////////////////// //
1629 __gshared Tid renderTid;
1630 shared bool renderThreadStarted = false;
1631
1632
1633 public void startRenderThread () {
1634   if (!cas(&renderThreadStarted, false, true)) {
1635     assert(0, "render thread already started!");
1636   }
1637   renderTid = spawn(&renderThread, thisTid);
1638   setMaxMailboxSize(renderTid, 1024, OnCrowding.throwException); //FIXME
1639   // wait for "i'm ready" signal
1640   receive(
1641     (int ok) {
1642       if (ok != 42) assert(0, "wtf?!");
1643     },
1644   );
1645   conwriteln("rendering thread started");
1646 }
1647
1648
1649 // ////////////////////////////////////////////////////////////////////////// //
1650 public void closeWindow () {
1651   if (atomicLoad(diedie) != 2) {
1652     atomicStore(diedie, 1);
1653     while (atomicLoad(diedie) != 2) {}
1654   }
1655   if (!sdwindow.closed) {
1656     flushGui();
1657     sdwindow.close();
1658   }
1659 }
1660
1661
1662 // ////////////////////////////////////////////////////////////////////////// //
1663 // thread messages
1664
1665
1666 // ////////////////////////////////////////////////////////////////////////// //
1667 struct TMsgMouseEvent {
1668   MouseEventType type;
1669   int x, y;
1670   int dx, dy;
1671   MouseButton button; /// See $(LREF MouseButton)
1672   int modifierState; /// See $(LREF ModifierState)
1673 }
1674
1675 public void postMouseEvent() (in auto ref MouseEvent evt) {
1676   if (!atomicLoad(renderThreadStarted)) return;
1677   TMsgMouseEvent msg;
1678   msg.type = evt.type;
1679   msg.x = evt.x;
1680   msg.y = evt.y;
1681   msg.dx = evt.dx;
1682   msg.dy = evt.dy;
1683   msg.button = evt.button;
1684   msg.modifierState = evt.modifierState;
1685   send(renderTid, msg);
1686 }
1687
1688
1689 // ////////////////////////////////////////////////////////////////////////// //
1690 struct TMsgKeyEvent {
1691   Key key;
1692   uint hardwareCode;
1693   bool pressed;
1694   dchar character;
1695   uint modifierState;
1696 }
1697
1698 public void postKeyEvent() (in auto ref KeyEvent evt) {
1699   if (!atomicLoad(renderThreadStarted)) return;
1700   TMsgKeyEvent msg;
1701   msg.key = evt.key;
1702   msg.pressed = evt.pressed;
1703   msg.character = evt.character;
1704   msg.modifierState = evt.modifierState;
1705   send(renderTid, msg);
1706 }
1707
1708
1709 // ////////////////////////////////////////////////////////////////////////// //
1710 struct TMsgTestLightMove {
1711   int x, y;
1712 }
1713
1714 public void postTestLightMove (int x, int y) {
1715   if (!atomicLoad(renderThreadStarted)) return;
1716   auto msg = TMsgTestLightMove(x, y);
1717   send(renderTid, msg);
1718 }
1719
1720
1721 // ////////////////////////////////////////////////////////////////////////// //
1722 struct TMsgMessage {
1723   char[256] text;
1724   uint textlen;
1725   int pauseMsecs;
1726   bool noreplace;
1727 }
1728
1729 public void postAddMessage (const(char)[] msgtext, int pauseMsecs=3000, bool noreplace=false) {
1730   if (!atomicLoad(renderThreadStarted)) return;
1731   if (msgtext.length > TMsgMessage.text.length) msgtext = msgtext[0..TMsgMessage.text.length];
1732   TMsgMessage msg;
1733   msg.textlen = cast(uint)msgtext.length;
1734   if (msg.textlen) msg.text[0..msg.textlen] = msgtext[0..msg.textlen];
1735   msg.pauseMsecs = pauseMsecs;
1736   msg.noreplace = noreplace;
1737   send(renderTid, msg);
1738 }
1739
1740
1741 // ////////////////////////////////////////////////////////////////////////// //
1742 struct TMsgChar {
1743   char ch;
1744 }
1745
1746 public void postChar (char ch) {
1747   if (!atomicLoad(renderThreadStarted)) return;
1748   TMsgChar msg;
1749   msg.ch = ch;
1750   send(renderTid, msg);
1751 }
1752
1753
1754 // ////////////////////////////////////////////////////////////////////////// //
1755 // add console command to execution queue
1756 public void concmd (const(char)[] cmd) {
1757   //if (!atomicLoad(renderThreadStarted)) return;
1758   cbufLock();
1759   scope(exit) cbufUnlock();
1760   concmdAdd(cmd);
1761 }
1762
1763 // get console variable value; doesn't do complex conversions!
1764 public T convar(T) (const(char)[] s) {
1765   cbufLock();
1766   scope(exit) cbufUnlock();
1767   return conGetVar!T(s);
1768 }
1769
1770 // set console variable value; doesn't do complex conversions!
1771 public void convar(T) (const(char)[] s, T val) {
1772   cbufLock();
1773   scope(exit) cbufUnlock();
1774   conSetVar!T(s, val);
1775 }