From: DeaDDooMER <deaddoomer@deadsoftware.ru>
Date: Thu, 29 Dec 2022 14:40:24 +0000 (+0300)
Subject: gl: move holmes drawing code into render
X-Git-Url: http://deadsoftware.ru/gitweb?a=commitdiff_plain;h=4b20cdc218fe2210f1462d9f54ca7f794b9a4df0;p=d2df-sdl.git

gl: move holmes drawing code into render
---

diff --git a/src/game/Doom2DF.lpr b/src/game/Doom2DF.lpr
index 51d0cb9..3282cab 100644
--- a/src/game/Doom2DF.lpr
+++ b/src/game/Doom2DF.lpr
@@ -207,6 +207,9 @@ uses
     r_console in 'renders/opengl/r_console.pas',
     r_gui in 'renders/opengl/r_gui.pas',
     r_loadscreen in 'renders/opengl/r_loadscreen.pas',
+    {$IFDEF ENABLE_HOLMES}
+      r_holmes in 'renders/opengl/r_holmes.pas',
+    {$ENDIF}
   {$ELSE}
     {$FATAL render driver not selected}
   {$ENDIF}
@@ -238,6 +241,7 @@ uses
 
   fui_wadread in '../flexui/fui_wadread.pas',
   fui_common in '../flexui/fui_common.pas',
+//  fui_gfx in '../flexui/fui_gfx.pas',
   fui_gfx_gl in '../flexui/fui_gfx_gl.pas',
   fui_events in '../flexui/fui_events.pas',
   fui_style in '../flexui/fui_style.pas',
diff --git a/src/game/g_holmes.pas b/src/game/g_holmes.pas
index 414a30f..b7ad74b 100644
--- a/src/game/g_holmes.pas
+++ b/src/game/g_holmes.pas
@@ -17,90 +17,100 @@ unit g_holmes;
 
 interface
 
-uses
-  mempool, geom,
-  e_log, e_input,
-  g_basic, g_phys, g_grid, g_player, g_monsters,
-  g_map, g_triggers, g_items, g_game, g_panel, g_console,
-  xprofiler,
-  sdlcarcass,
-  fui_common, fui_events, fui_ctls,
-  fui_gfx_gl;
+  procedure holmesInitCommands ();
+  procedure holmesInitBinds ();
 
+  function monsTypeToString (mt: Byte): AnsiString;
+  function monsBehToString (bt: Byte): AnsiString;
+  function monsStateToString (st: Byte): AnsiString;
+  function trigType2Str (ttype: Integer): AnsiString;
 
-procedure g_Holmes_Draw ();
-procedure g_Holmes_DrawUI ();
-
-procedure g_Holmes_OnEvent (var ev: TFUIEvent);
-
-// hooks for player
-procedure g_Holmes_plrViewPos (viewPortX, viewPortY: Integer);
-procedure g_Holmes_plrViewSize (viewPortW, viewPortH: Integer);
-procedure g_Holmes_plrLaser (ax0, ay0, ax1, ay1: Integer);
+  var
+    g_holmes_imfunctional: Boolean = false;
+    g_holmes_enabled: Boolean = {$IF DEFINED(D2F_DEBUG)}true{$ELSE}false{$ENDIF};
 
+  var
+    msX: Integer = -666;
+    msY: Integer = -666;
+    showGrid: Boolean = {$IF DEFINED(D2F_DEBUG)}false{$ELSE}false{$ENDIF};
+    showMonsInfo: Boolean = false;
+    showMonsLOS2Plr: Boolean = false;
+    showAllMonsCells: Boolean = false;
+    showMapCurPos: Boolean = false;
+    showLayersWindow: Boolean = false;
+    showOutlineWindow: Boolean = false;
+    showTriggers: Boolean = {$IF DEFINED(D2F_DEBUG)}false{$ELSE}false{$ENDIF};
+    showTraceBox: Boolean = {$IF DEFINED(D2F_DEBUG)}false{$ELSE}false{$ENDIF};
 
-var
-  g_holmes_imfunctional: Boolean = false;
-  g_holmes_enabled: Boolean = {$IF DEFINED(D2F_DEBUG)}true{$ELSE}false{$ENDIF};
+  var
+    g_ol_nice: Boolean = false;
+    g_ol_fill_walls: Boolean = false;
+    g_ol_rlayer_back: Boolean = false;
+    g_ol_rlayer_step: Boolean = false;
+    g_ol_rlayer_wall: Boolean = false;
+    g_ol_rlayer_door: Boolean = false;
+    g_ol_rlayer_acid1: Boolean = false;
+    g_ol_rlayer_acid2: Boolean = false;
+    g_ol_rlayer_water: Boolean = false;
+    g_ol_rlayer_fore: Boolean = false;
 
+  var
+    monMarkedUID: Integer = -1;
+    platMarkedGUID: Integer = -1;
 
 implementation
 
 uses
-  {$INCLUDE ../nogl/noGLuses.inc}
-  {$IFDEF ENABLE_GFX}
-    g_gfx,
-  {$ENDIF}
-  {$IFDEF ENABLE_GIBS}
-    g_gibs,
+  {mempool,}
+  e_log, e_input,
+  g_player, g_monsters,
+  g_map, g_triggers, g_game, g_panel, g_console,
+  {xprofiler,}
+  fui_common, fui_events, fui_ctls,
+  {$IFDEF ENABLE_RENDER}
+    r_render,
   {$ENDIF}
   {rttiobj,} typinfo, e_res,
-  SysUtils, Classes, SDL2,
+  SysUtils, Classes,
+  {$IFDEF USE_SDL2}
+    SDL2,
+  {$ENDIF}
   MAPDEF, g_options,
-  utils, hashtable, xparser;
+  hashtable, xparser;
 
 
 var
-  hlmContext: TGxContext = nil;
   //globalInited: Boolean = false;
-  msX: Integer = -666;
-  msY: Integer = -666;
   msB: Word = 0; // button state
   kbS: Word = 0; // keyboard modifiers state
-  showGrid: Boolean = {$IF DEFINED(D2F_DEBUG)}false{$ELSE}false{$ENDIF};
-  showMonsInfo: Boolean = false;
-  showMonsLOS2Plr: Boolean = false;
-  showAllMonsCells: Boolean = false;
-  showMapCurPos: Boolean = false;
-  showLayersWindow: Boolean = false;
-  showOutlineWindow: Boolean = false;
-  showTriggers: Boolean = {$IF DEFINED(D2F_DEBUG)}false{$ELSE}false{$ENDIF};
-  showTraceBox: Boolean = {$IF DEFINED(D2F_DEBUG)}false{$ELSE}false{$ENDIF};
 
 
 // ////////////////////////////////////////////////////////////////////////// //
 {$INCLUDE g_holmes.inc}
-{$INCLUDE g_holmes_ol.inc} // outliner
 
 
 // ////////////////////////////////////////////////////////////////////////// //
 {$INCLUDE g_holmes_cmd.inc}
-procedure holmesInitCommands (); forward;
-procedure holmesInitBinds (); forward;
 
 
 // ////////////////////////////////////////////////////////////////////////// //
-var
-  g_ol_nice: Boolean = false;
-  g_ol_fill_walls: Boolean = false;
-  g_ol_rlayer_back: Boolean = false;
-  g_ol_rlayer_step: Boolean = false;
-  g_ol_rlayer_wall: Boolean = false;
-  g_ol_rlayer_door: Boolean = false;
-  g_ol_rlayer_acid1: Boolean = false;
-  g_ol_rlayer_acid2: Boolean = false;
-  g_ol_rlayer_water: Boolean = false;
-  g_ol_rlayer_fore: Boolean = false;
+
+{$IF NOT DEFINED(ENABLE_RENDER)}
+function pmsCurMapX (): Integer; inline;
+begin
+  result := round(msX/g_dbg_scale)
+end;
+
+function pmsCurMapY (): Integer; inline;
+begin
+  result := round(msY/g_dbg_scale)
+end;
+
+function r_Render_HolmesViewIsSet (): Boolean;
+begin
+  result := false
+end;
+{$ENDIF}
 
 
 // ////////////////////////////////////////////////////////////////////////// //
@@ -515,848 +525,7 @@ end;
 
 
 // ////////////////////////////////////////////////////////////////////////// //
-var
-  vpSet: Boolean = false;
-  vpx, vpy: Integer;
-  vpw, vph: Integer;
-  laserSet: Boolean = false;
-  laserX0, laserY0, laserX1, laserY1: Integer;
-  monMarkedUID: Integer = -1;
-  platMarkedGUID: Integer = -1;
-
-
-procedure g_Holmes_plrViewPos (viewPortX, viewPortY: Integer);
-begin
-  vpSet := true;
-  vpx := viewPortX;
-  vpy := viewPortY;
-end;
-
-procedure g_Holmes_plrViewSize (viewPortW, viewPortH: Integer);
-begin
-  vpSet := true;
-  vpw := viewPortW;
-  vph := viewPortH;
-end;
-
-procedure g_Holmes_plrLaser (ax0, ay0, ax1, ay1: Integer);
-begin
-  laserSet := true;
-  laserX0 := ax0;
-  laserY0 := ay0;
-  laserX1 := ax1;
-  laserY1 := ay1;
-  laserSet := laserSet; // shut up, fpc!
-end;
-
-
-function pmsCurMapX (): Integer; inline; begin result := round(msX/g_dbg_scale)+vpx; end;
-function pmsCurMapY (): Integer; inline; begin result := round(msY/g_dbg_scale)+vpy; end;
-
-
-{$IFDEF HOLMES_OLD_OUTLINES}
-var
-  edgeBmp: array of Byte = nil;
-
-
-procedure drawOutlines ();
-var
-  r, g, b: Integer;
-
-  procedure clearEdgeBmp ();
-  begin
-    SetLength(edgeBmp, (gScreenWidth+4)*(gScreenHeight+4));
-    FillChar(edgeBmp[0], Length(edgeBmp)*sizeof(edgeBmp[0]), 0);
-  end;
-
-  procedure drawPanel (pan: TPanel);
-  var
-    sx, len, y0, y1: Integer;
-  begin
-    if (pan = nil) or (pan.Width < 1) or (pan.Height < 1) then exit;
-    if (pan.X+pan.Width <= vpx-1) or (pan.Y+pan.Height <= vpy-1) then exit;
-    if (pan.X >= vpx+vpw+1) or (pan.Y >= vpy+vph+1) then exit;
-    if g_ol_nice or g_ol_fill_walls then
-    begin
-      sx := pan.X-(vpx-1);
-      len := pan.Width;
-      if (len > gScreenWidth+4) then len := gScreenWidth+4;
-      if (sx < 0) then begin len += sx; sx := 0; end;
-      if (sx+len > gScreenWidth+4) then len := gScreenWidth+4-sx;
-      if (len < 1) then exit;
-      assert(sx >= 0);
-      assert(sx+len <= gScreenWidth+4);
-      y0 := pan.Y-(vpy-1);
-      y1 := y0+pan.Height;
-      if (y0 < 0) then y0 := 0;
-      if (y1 > gScreenHeight+4) then y1 := gScreenHeight+4;
-      while (y0 < y1) do
-      begin
-        FillChar(edgeBmp[y0*(gScreenWidth+4)+sx], len*sizeof(edgeBmp[0]), 1);
-        Inc(y0);
-      end;
-    end
-    else
-    begin
-      drawRect(pan.X, pan.Y, pan.Width, pan.Height, r, g, b);
-    end;
-  end;
-
-var
-  lsx: Integer = -1;
-  lex: Integer = -1;
-  lsy: Integer = -1;
-
-  procedure flushLine ();
-  begin
-    if (lsy > 0) and (lsx > 0) then
-    begin
-      if (lex = lsx) then
-      begin
-        glBegin(GL_POINTS);
-          glVertex2f(lsx-1+vpx+0.37, lsy-1+vpy+0.37);
-        glEnd();
-      end
-      else
-      begin
-        glBegin(GL_LINES);
-          glVertex2f(lsx-1+vpx+0.37, lsy-1+vpy+0.37);
-          glVertex2f(lex-0+vpx+0.37, lsy-1+vpy+0.37);
-        glEnd();
-      end;
-    end;
-    lsx := -1;
-    lex := -1;
-  end;
-
-  procedure startLine (y: Integer);
-  begin
-    flushLine();
-    lsy := y;
-  end;
-
-  procedure putPixel (x: Integer);
-  begin
-    if (x < 1) then exit;
-    if (lex+1 <> x) then flushLine();
-    if (lsx < 0) then lsx := x;
-    lex := x;
-  end;
-
-  procedure drawEdges ();
-  var
-    x, y: Integer;
-    a: PByte;
-  begin
-    glDisable(GL_BLEND);
-    glDisable(GL_TEXTURE_2D);
-    glLineWidth(1);
-    glPointSize(1);
-    glDisable(GL_LINE_SMOOTH);
-    glDisable(GL_POLYGON_SMOOTH);
-    glColor4f(r/255.0, g/255.0, b/255.0, 1.0);
-    for y := 1 to vph do
-    begin
-      a := @edgeBmp[y*(gScreenWidth+4)+1];
-      startLine(y);
-      for x := 1 to vpw do
-      begin
-        if (a[0] <> 0) then
-        begin
-          if (a[-1] = 0) or (a[1] = 0) or (a[-(gScreenWidth+4)] = 0) or (a[gScreenWidth+4] = 0) or
-             (a[-(gScreenWidth+4)-1] = 0) or (a[-(gScreenWidth+4)+1] = 0) or
-             (a[gScreenWidth+4-1] = 0) or (a[gScreenWidth+4+1] = 0) then
-          begin
-            putPixel(x);
-          end;
-        end;
-        Inc(a);
-      end;
-      flushLine();
-    end;
-  end;
-
-  procedure drawFilledWalls ();
-  var
-    x, y: Integer;
-    a: PByte;
-  begin
-    glDisable(GL_BLEND);
-    glDisable(GL_TEXTURE_2D);
-    glLineWidth(1);
-    glPointSize(1);
-    glDisable(GL_LINE_SMOOTH);
-    glDisable(GL_POLYGON_SMOOTH);
-    glColor4f(r/255.0, g/255.0, b/255.0, 1.0);
-    for y := 1 to vph do
-    begin
-      a := @edgeBmp[y*(gScreenWidth+4)+1];
-      startLine(y);
-      for x := 1 to vpw do
-      begin
-        if (a[0] <> 0) then putPixel(x);
-        Inc(a);
-      end;
-      flushLine();
-    end;
-  end;
-
-  procedure doWallsOld (parr: array of TPanel; ptype: Word; ar, ag, ab: Integer);
-  var
-    f: Integer;
-    pan: TPanel;
-  begin
-    r := ar;
-    g := ag;
-    b := ab;
-    if g_ol_nice or g_ol_fill_walls then clearEdgeBmp();
-    for f := 0 to High(parr) do
-    begin
-      pan := parr[f];
-      if (pan = nil) or not pan.Enabled or (pan.Width < 1) or (pan.Height < 1) then continue;
-      if ((pan.PanelType and ptype) = 0) then continue;
-      drawPanel(pan);
-    end;
-    if g_ol_nice then drawEdges();
-    if g_ol_fill_walls then drawFilledWalls();
-  end;
-
-var
-  xptag: Word;
-
-  function doWallCB (pan: TPanel; tag: Integer): Boolean;
-  begin
-    result := false; // don't stop
-    //if (pan = nil) or not pan.Enabled or (pan.Width < 1) or (pan.Height < 1) then exit;
-    if ((pan.PanelType and xptag) = 0) then exit;
-    drawPanel(pan);
-  end;
-
-  procedure doWalls (parr: array of TPanel; ptype: Word; ar, ag, ab: Integer);
-  begin
-    r := ar;
-    g := ag;
-    b := ab;
-    xptag := ptype;
-    if ((ptype and (PANEL_WALL or PANEL_OPENDOOR or PANEL_CLOSEDOOR)) <> 0) then ptype := GridTagWall or GridTagDoor
-    else panelTypeToTag(ptype);
-    if g_ol_nice or g_ol_fill_walls then clearEdgeBmp();
-    mapGrid.forEachInAABB(vpx-1, vpy-1, vpw+2, vph+2, doWallCB, ptype);
-    if g_ol_nice then drawEdges();
-    if g_ol_fill_walls then drawFilledWalls();
-  end;
-
-begin
-  if g_ol_rlayer_back then doWallsOld(gRenderBackgrounds, PANEL_BACK, 255, 127, 0);
-  if g_ol_rlayer_step then doWallsOld(gSteps, PANEL_STEP, 192, 192, 192);
-  if g_ol_rlayer_wall then doWallsOld(gWalls, PANEL_WALL, 255, 255, 255);
-  if g_ol_rlayer_door then doWallsOld(gWalls, PANEL_OPENDOOR or PANEL_CLOSEDOOR, 0, 255, 0);
-  if g_ol_rlayer_acid1 then doWallsOld(gAcid1, PANEL_ACID1, 255, 0, 0);
-  if g_ol_rlayer_acid2 then doWallsOld(gAcid2, PANEL_ACID2, 198, 198, 0);
-  if g_ol_rlayer_water then doWallsOld(gWater, PANEL_WATER, 0, 255, 255);
-  if g_ol_rlayer_fore then doWallsOld(gRenderForegrounds, PANEL_FORE, 210, 210, 210);
-end;
-
-{$ELSE}
-var
-  oliner: TOutliner = nil;
-
-procedure drawOutlines ();
-var
-  r, g, b: Integer;
-
-  procedure clearOliner ();
-  begin
-    //if (oliner <> nil) and ((oliner.height <> vph+2) or (oliner.width <> vpw+2)) then begin oliner.Free(); oliner := nil; end;
-    if (oliner = nil) then oliner := TOutliner.Create(vpw+2, vph+2) else oliner.setup(vpw+2, vph+2);
-  end;
-
-  procedure drawOutline (ol: TOutliner; sx, sy: Integer);
-    procedure xline (x0, x1, y: Integer);
-    var
-      x: Integer;
-    begin
-      if (g_dbg_scale < 1.0) then
-      begin
-        glBegin(GL_POINTS);
-          for x := x0 to x1 do glVertex2f(sx+x+0.375, sy+y+0.375);
-        glEnd();
-      end
-      else
-      begin
-        glBegin(GL_QUADS);
-          glVertex2f(sx+x0+0, sy+y+0);
-          glVertex2f(sx+x1+1, sy+y+0);
-          glVertex2f(sx+x1+1, sy+y+1);
-          glVertex2f(sx+x0+0, sy+y+1);
-        glEnd();
-      end;
-    end;
-  var
-    y: Integer;
-    sp: TOutliner.TSpanX;
-  begin
-    if (ol = nil) then exit;
-    glPointSize(1);
-    glDisable(GL_POINT_SMOOTH);
-    for y := 0 to ol.height-1 do
-    begin
-      for sp in ol.eachSpanAtY(y) do
-      begin
-        if (g_dbg_scale <= 1.0) then
-        begin
-          glBegin(GL_POINTS);
-            glVertex2f(sx+sp.x0+0.375, sy+y+0.375);
-            glVertex2f(sx+sp.x1+0.375, sy+y+0.375);
-          glEnd();
-        end
-        else
-        begin
-          glBegin(GL_QUADS);
-            glVertex2f(sx+sp.x0+0, sy+y+0);
-            glVertex2f(sx+sp.x0+1, sy+y+0);
-            glVertex2f(sx+sp.x0+1, sy+y+1);
-            glVertex2f(sx+sp.x0+0, sy+y+1);
-
-            glVertex2f(sx+sp.x1+0, sy+y+0);
-            glVertex2f(sx+sp.x1+1, sy+y+0);
-            glVertex2f(sx+sp.x1+1, sy+y+1);
-            glVertex2f(sx+sp.x1+0, sy+y+1);
-          glEnd();
-        end;
-      end;
-      for sp in ol.eachSpanEdgeAtY(y, -1) do
-      begin
-        xline(sp.x0, sp.x1, y);
-        {
-        glBegin(GL_QUADS);
-          glVertex2f(sx+sp.x0+0, sy+y+0);
-          glVertex2f(sx+sp.x1+1, sy+y+0);
-          glVertex2f(sx+sp.x1+1, sy+y+1);
-          glVertex2f(sx+sp.x0+0, sy+y+1);
-        glEnd();
-        }
-      end;
-      for sp in ol.eachSpanEdgeAtY(y, +1) do
-      begin
-        xline(sp.x0, sp.x1, y);
-        {
-        glBegin(GL_QUADS);
-          glVertex2f(sx+sp.x0+0, sy+y+0);
-          glVertex2f(sx+sp.x1+1, sy+y+0);
-          glVertex2f(sx+sp.x1+1, sy+y+1);
-          glVertex2f(sx+sp.x0+0, sy+y+1);
-        glEnd();
-        }
-      end;
-    end;
-  end;
-
-  procedure doWallsOld (parr: array of TPanel; ptype: Word; ar, ag, ab: Integer);
-  var
-    f: Integer;
-    pan: TPanel;
-  begin
-    r := ar;
-    g := ag;
-    b := ab;
-    if g_ol_nice then clearOliner();
-    hlmContext.color := TGxRGBA.Create(r, g, b);
-    for f := 0 to High(parr) do
-    begin
-      pan := parr[f];
-      if (pan = nil) or not pan.Enabled or (pan.Width < 1) or (pan.Height < 1) then continue;
-      if ((pan.PanelType and ptype) = 0) then continue;
-      if (pan.X > vpx+vpw+41) or (pan.Y > vpy+vph+41) then continue;
-      if (pan.X+pan.Width < vpx-41) then continue;
-      if (pan.Y+pan.Height < vpy-41) then continue;
-      if g_ol_nice then
-      begin
-        oliner.addRect(pan.X-(vpx+1), pan.Y-(vpy+1), pan.Width, pan.Height);
-      end;
-      if g_ol_fill_walls then
-      begin
-        hlmContext.fillRect(pan.X, pan.Y, pan.Width, pan.Height);
-      end
-      else if not g_ol_nice then
-      begin
-        hlmContext.rect(pan.X, pan.Y, pan.Width, pan.Height);
-      end;
-    end;
-    if g_ol_nice then
-    begin
-      glColor4f(r/255.0, g/255.0, b/255.0, 1.0);
-      drawOutline(oliner, vpx+1, vpy+1);
-    end;
-  end;
-
-begin
-  if (vpw < 2) or (vph < 2) then exit;
-  if g_ol_rlayer_back then doWallsOld(gRenderBackgrounds, PANEL_BACK, 255, 127, 0);
-  if g_ol_rlayer_step then doWallsOld(gSteps, PANEL_STEP, 192, 192, 192);
-  if g_ol_rlayer_wall then doWallsOld(gWalls, PANEL_WALL, 255, 255, 255);
-  if g_ol_rlayer_door then doWallsOld(gWalls, PANEL_OPENDOOR or PANEL_CLOSEDOOR, 0, 255, 0);
-  if g_ol_rlayer_acid1 then doWallsOld(gAcid1, PANEL_ACID1, 255, 0, 0);
-  if g_ol_rlayer_acid2 then doWallsOld(gAcid2, PANEL_ACID2, 198, 198, 0);
-  if g_ol_rlayer_water then doWallsOld(gWater, PANEL_WATER, 0, 255, 255);
-  if g_ol_rlayer_fore then doWallsOld(gRenderForegrounds, PANEL_FORE, 210, 210, 210);
-end;
-{$ENDIF}
-
-
-procedure plrDebugDraw ();
-  procedure drawTileGrid ();
-  var
-    x, y: Integer;
-  begin
-    hlmContext.color := TGxRGBA.Create(96, 96, 96);
-    for y := 0 to (mapGrid.gridHeight div mapGrid.tileSize) do
-    begin
-      hlmContext.line(mapGrid.gridX0, mapGrid.gridY0+y*mapGrid.tileSize, mapGrid.gridX0+mapGrid.gridWidth, mapGrid.gridY0+y*mapGrid.tileSize);
-    end;
-
-    hlmContext.color := TGxRGBA.Create(96, 96, 96);
-    for x := 0 to (mapGrid.gridWidth div mapGrid.tileSize) do
-    begin
-      hlmContext.line(mapGrid.gridX0+x*mapGrid.tileSize, mapGrid.gridY0, mapGrid.gridX0+x*mapGrid.tileSize, mapGrid.gridY0+y*mapGrid.gridHeight);
-    end;
-  end;
-
-{$IFDEF ENABLE_GFX}
-  procedure drawAwakeCells ();
-  var
-    x, y: Integer;
-  begin
-    hlmContext.color := TGxRGBA.Create(128, 0, 128, 64);
-    for y := 0 to (mapGrid.gridHeight div mapGrid.tileSize) do
-    begin
-      for x := 0 to (mapGrid.gridWidth div mapGrid.tileSize) do
-      begin
-        if awmIsSetHolmes(x*mapGrid.tileSize+mapGrid.gridX0+1, y*mapGrid.tileSize++mapGrid.gridY0+1) then
-        begin
-          hlmContext.fillRect(x*mapGrid.tileSize++mapGrid.gridX0, y*mapGrid.tileSize++mapGrid.gridY0, monsGrid.tileSize, monsGrid.tileSize);
-        end;
-      end;
-    end;
-  end;
-{$ENDIF}
-
-  procedure drawTraceBox ();
-  var
-    plr: TPlayer;
-    px, py, pw, ph: Integer;
-    pdx, pdy: Integer;
-    ex, ey: Integer;
-    pan: TPanel;
-  begin
-    if (Length(gPlayers) < 1) then exit;
-    plr := gPlayers[0];
-    if (plr = nil) then exit;
-    plr.getMapBox(px, py, pw, ph);
-    hlmContext.color := TGxRGBA.Create(255, 0, 255, 200);
-    hlmContext.rect(px, py, pw, ph);
-    pdx := pmsCurMapX-(px+pw div 2);
-    pdy := pmsCurMapY-(py+ph div 2);
-    hlmContext.color := TGxRGBA.Create(255, 0, 255, 200);
-    hlmContext.line(px+pw div 2, py+ph div 2, px+pw div 2+pdx, py+ph div 2+pdy);
-    pan := mapGrid.traceBox(ex, ey, px, py, pw, ph, pdx, pdy, GridTagObstacle);
-    if (pan = nil) then
-    begin
-      hlmContext.color := TGxRGBA.Create(255, 255, 255, 180);
-      hlmContext.rect(px+pdx, py+pdy, pw, ph);
-    end
-    else
-    begin
-      hlmContext.color := TGxRGBA.Create(255, 255, 0, 180);
-      hlmContext.rect(px+pdx, py+pdy, pw, ph);
-    end;
-    hlmContext.color := TGxRGBA.Create(255, 127, 0, 180);
-    hlmContext.rect(ex, ey, pw, ph);
-  end;
-
-  procedure hilightCell (cx, cy: Integer);
-  begin
-    hlmContext.color := TGxRGBA.Create(0, 128, 0, 64);
-    hlmContext.fillRect(cx, cy, monsGrid.tileSize, monsGrid.tileSize);
-  end;
-
-  procedure hilightBodyCells (proxyId: Integer);
-  var
-    it: CellCoordIter;
-    pcellxy: PGridCellCoord;
-  begin
-    //monsGrid.forEachBodyCell(mon.proxyId, hilightCell);
-    it := monsGrid.forEachBodyCell(proxyId);
-    for pcellxy in it do hilightCell(pcellxy^.x, pcellxy^.y);
-    it.release();
-  end;
-
-  procedure hilightCell1 (cx, cy: Integer);
-  begin
-    //e_WriteLog(Format('h1: (%d,%d)', [cx, cy]), MSG_NOTIFY);
-    cx := cx and (not (monsGrid.tileSize-1));
-    cy := cy and (not (monsGrid.tileSize-1));
-    hlmContext.color := TGxRGBA.Create(255, 255, 0, 92);
-    hlmContext.fillRect(cx, cy, monsGrid.tileSize, monsGrid.tileSize);
-  end;
-
-  function hilightWallTrc (pan: TPanel; tag: Integer; x, y, prevx, prevy: Integer): Boolean;
-  begin
-    result := false; // don't stop
-    if (pan = nil) then exit; // cell completion, ignore
-    //e_WriteLog(Format('h1: (%d,%d)', [cx, cy]), MSG_NOTIFY);
-    hlmContext.color := TGxRGBA.Create(0, 128, 128, 64);
-    hlmContext.fillRect(pan.X, pan.Y, pan.Width, pan.Height);
-  end;
-
-  procedure monsCollector (mon: TMonster);
-  var
-    ex, ey: Integer;
-    mx, my, mw, mh: Integer;
-  begin
-    mon.getMapBox(mx, my, mw, mh);
-    hlmContext.color := TGxRGBA.Create(255, 255, 0, 160);
-    hlmContext.rect(mx, my, mw, mh);
-    //e_DrawQuad(mx, my, mx+mw-1, my+mh-1, 255, 255, 0, 96);
-    if lineAABBIntersects(laserX0, laserY0, laserX1, laserY1, mx, my, mw, mh, ex, ey) then
-    begin
-      //e_DrawPoint(8, ex, ey, 0, 255, 0);
-      hlmContext.color := TGxRGBA.Create(0, 255, 0, 220);
-      hlmContext.fillRect(ex-2, ey-2, 7, 7);
-    end;
-  end;
-
-  procedure drawMonsterInfo (mon: TMonster);
-  var
-    mx, my, mw, mh: Integer;
-
-    procedure drawMonsterTargetLine ();
-    var
-      emx, emy, emw, emh: Integer;
-      enemy: TMonster;
-      eplr: TPlayer;
-      ex, ey: Integer;
-    begin
-      if (g_GetUIDType(mon.MonsterTargetUID) = UID_PLAYER) then
-      begin
-        eplr := g_Player_Get(mon.MonsterTargetUID);
-        if (eplr <> nil) then eplr.getMapBox(emx, emy, emw, emh) else exit;
-      end
-      else if (g_GetUIDType(mon.MonsterTargetUID) = UID_MONSTER) then
-      begin
-        enemy := g_Monsters_ByUID(mon.MonsterTargetUID);
-        if (enemy <> nil) then enemy.getMapBox(emx, emy, emw, emh) else exit;
-      end
-      else
-      begin
-        exit;
-      end;
-      mon.getMapBox(mx, my, mw, mh);
-      hlmContext.color := TGxRGBA.Create(255, 0, 0);
-      hlmContext.line(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2);
-      if (g_Map_traceToNearestWall(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, @ex, @ey) <> nil) then
-      begin
-        hlmContext.color := TGxRGBA.Create(0, 255, 0);
-        hlmContext.line(mx+mw div 2, my+mh div 2, ex, ey);
-      end;
-    end;
-
-    procedure drawLOS2Plr ();
-    var
-      emx, emy, emw, emh: Integer;
-      eplr: TPlayer;
-      ex, ey: Integer;
-    begin
-      eplr := gPlayers[0];
-      if (eplr = nil) then exit;
-      eplr.getMapBox(emx, emy, emw, emh);
-      mon.getMapBox(mx, my, mw, mh);
-      hlmContext.color := TGxRGBA.Create(255, 0, 0);
-      hlmContext.line(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2);
-      {$IF DEFINED(D2F_DEBUG)}
-      mapGrid.dbgRayTraceTileHitCB := hilightCell1;
-      {$ENDIF}
-      if (g_Map_traceToNearestWall(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, @ex, @ey) <> nil) then
-      //if (mapGrid.traceRay(ex, ey, mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, hilightWallTrc, (GridTagWall or GridTagDoor)) <> nil) then
-      begin
-        hlmContext.color := TGxRGBA.Create(0, 255, 0);
-        hlmContext.line(mx+mw div 2, my+mh div 2, ex, ey);
-      end;
-      {$IF DEFINED(D2F_DEBUG)}
-      mapGrid.dbgRayTraceTileHitCB := nil;
-      {$ENDIF}
-    end;
-
-  begin
-    if (mon = nil) then exit;
-    mon.getMapBox(mx, my, mw, mh);
-    //mx += mw div 2;
-
-    //monsGrid.forEachBodyCell(mon.proxyId, hilightCell);
-    hilightBodyCells(mon.proxyId);
-
-    if showMonsInfo then
-    begin
-      //fillRect(mx-4, my-7*8-6, 110, 7*8+6, 0, 0, 94, 250);
-      hlmContext.font := 'msx6';
-      hlmContext.color := TGxRGBA.Create(255, 127, 0);
-
-      hlmContext.darkenRect(mx-4, my-7*hlmContext.charWidth(' ')-6, 110, 7*hlmContext.charWidth(' ')+6, 128);
-      my -= 8;
-      my -= 2;
-
-      // type
-      hlmContext.drawText(mx, my, Format('%s(U:%u)', [monsTypeToString(mon.MonsterType), mon.UID])); my -= hlmContext.charWidth(' ');
-      // beh
-      hlmContext.drawText(mx, my, Format('Beh: %s', [monsBehToString(mon.MonsterBehaviour)])); my -= hlmContext.charWidth(' ');
-      // state
-      hlmContext.drawText(mx, my, Format('State:%s (%d)', [monsStateToString(mon.MonsterState), mon.MonsterSleep])); my -= hlmContext.charWidth(' ');
-      // health
-      hlmContext.drawText(mx, my, Format('Health:%d', [mon.MonsterHealth])); my -= hlmContext.charWidth(' ');
-      // ammo
-      hlmContext.drawText(mx, my, Format('Ammo:%d', [mon.MonsterAmmo])); my -= hlmContext.charWidth(' ');
-      // target
-      hlmContext.drawText(mx, my, Format('TgtUID:%u', [mon.MonsterTargetUID])); my -= hlmContext.charWidth(' ');
-      hlmContext.drawText(mx, my, Format('TgtTime:%d', [mon.MonsterTargetTime])); my -= hlmContext.charWidth(' ');
-    end;
-
-    drawMonsterTargetLine();
-    if showMonsLOS2Plr then drawLOS2Plr();
-    {
-    property MonsterRemoved: Boolean read FRemoved write FRemoved;
-    property MonsterPain: Integer read FPain write FPain;
-    property MonsterAnim: Byte read FCurAnim write FCurAnim;
-    }
-  end;
-
-  function highlightAllMonsterCells (mon: TMonster): Boolean;
-  begin
-    result := false; // don't stop
-    //monsGrid.forEachBodyCell(mon.proxyId, hilightCell);
-    hilightBodyCells(mon.proxyId);
-  end;
-
-  procedure drawSelectedPlatformCells ();
-  var
-    pan: TPanel;
-  begin
-    if not showGrid then exit;
-    pan := g_Map_PanelByGUID(platMarkedGUID);
-    if (pan = nil) then exit;
-    //mapGrid.forEachBodyCell(pan.proxyId, hilightCell);
-    hilightBodyCells(pan.proxyId);
-    hlmContext.color := TGxRGBA.Create(0, 200, 0, 200);
-    hlmContext.rect(pan.x, pan.y, pan.width, pan.height);
-  end;
-
-  procedure drawTrigger (var trig: TTrigger);
-
-    procedure drawPanelDest (pguid: Integer);
-    var
-      pan: TPanel;
-    begin
-      pan := g_Map_PanelByGUID(pguid);
-      if (pan = nil) then exit;
-      hlmContext.color := TGxRGBA.Create(255, 0, 255, 220);
-      hlmContext.line(trig.trigCenter.x, trig.trigCenter.y, pan.x+pan.width div 2, pan.y+pan.height div 2);
-    end;
-
-  var
-    tts: AnsiString;
-    tx: Integer;
-  begin
-    hlmContext.font := 'msx6';
-    hlmContext.color := TGxRGBA.Create(255, 0, 255, 96);
-    hlmContext.fillRect(trig.x, trig.y, trig.width, trig.height);
-    tts := trigType2Str(trig.TriggerType);
-    tx := trig.x+(trig.width-Length(tts)*6) div 2;
-    hlmContext.darkenRect(tx-2, trig.y-10, Length(tts)*6+4, 10, 64);
-    hlmContext.color := TGxRGBA.Create(255, 127, 0);
-    hlmContext.drawText(tx, trig.y-9, tts);
-    tx := trig.x+(trig.width-Length(trig.mapId)*6) div 2;
-    hlmContext.darkenRect(tx-2, trig.y-20, Length(trig.mapId)*6+4, 10, 64);
-    hlmContext.color := TGxRGBA.Create(255, 255, 0);
-    hlmContext.drawText(tx, trig.y-19, trig.mapId);
-    drawPanelDest(trig.trigPanelGUID);
-    case trig.TriggerType of
-      TRIGGER_NONE: begin end;
-      TRIGGER_EXIT: begin end;
-      TRIGGER_TELEPORT: begin end;
-      TRIGGER_OPENDOOR: begin end;
-      TRIGGER_CLOSEDOOR: begin end;
-      TRIGGER_DOOR: begin end;
-      TRIGGER_DOOR5: begin end;
-      TRIGGER_CLOSETRAP: begin end;
-      TRIGGER_TRAP: begin end;
-      TRIGGER_SECRET: begin end;
-      TRIGGER_LIFTUP: begin end;
-      TRIGGER_LIFTDOWN: begin end;
-      TRIGGER_LIFT: begin end;
-      TRIGGER_TEXTURE: begin end;
-      TRIGGER_ON, TRIGGER_OFF, TRIGGER_ONOFF, TRIGGER_PRESS:
-        begin
-          if (trig.trigDataRec.trigTWidth > 0) and (trig.trigDataRec.trigTHeight > 0) then
-          begin
-            hlmContext.color := TGxRGBA.Create(0, 255, 255, 42);
-            hlmContext.fillRect(
-              trig.trigDataRec.trigTX, trig.trigDataRec.trigTY,
-              trig.trigDataRec.trigTWidth, trig.trigDataRec.trigTHeight);
-            hlmContext.color := TGxRGBA.Create(255, 0, 255, 220);
-            hlmContext.line(
-              trig.trigCenter.x, trig.trigCenter.y,
-              trig.trigDataRec.trigTX+trig.trigDataRec.trigTWidth div 2,
-              trig.trigDataRec.trigTY+trig.trigDataRec.trigTHeight div 2);
-          end;
-        end;
-      TRIGGER_SOUND: begin end;
-      TRIGGER_SPAWNMONSTER: begin end;
-      TRIGGER_SPAWNITEM: begin end;
-      TRIGGER_MUSIC: begin end;
-      TRIGGER_PUSH: begin end;
-      TRIGGER_SCORE: begin end;
-      TRIGGER_MESSAGE: begin end;
-      TRIGGER_DAMAGE: begin end;
-      TRIGGER_HEALTH: begin end;
-      TRIGGER_SHOT: begin end;
-      TRIGGER_EFFECT: begin end;
-      TRIGGER_SCRIPT: begin end;
-    end;
-    //trigType2Str
-    //trigPanelId: Integer;
-  end;
-
-  procedure drawTriggers ();
-  var
-    f: Integer;
-  begin
-    for f := 0 to High(gTriggers) do drawTrigger(gTriggers[f]);
-  end;
-
-{$IFDEF ENABLE_GIBS}
-  procedure drawGibsBoxes ();
-  var
-    f: Integer;
-    px, py, pw, ph: Integer;
-    gib: PGib;
-  begin
-    for f := 0 to High(gGibs) do
-    begin
-      gib := @gGibs[f];
-      if gib.alive then
-      begin
-        gib.getMapBox(px, py, pw, ph);
-        hlmContext.color := TGxRGBA.Create(255, 0, 255);
-        hlmContext.rect(px, py, pw, ph);
-      end;
-    end;
-  end;
-{$ENDIF}
-
-var
-  mon: TMonster;
-  mit: PMonster;
-  it: TMonsterGrid.Iter;
-  mx, my, mw, mh: Integer;
-  //pan: TPanel;
-  //ex, ey: Integer;
-  s: AnsiString;
-  dx, dy: Integer;
-begin
-  if (gPlayer1 = nil) then exit;
-
-  if (hlmContext = nil) then hlmContext := TGxContext.Create();
-
-  gxSetContext(hlmContext);
-  try
-    //glScissor(0, gScreenHeight-gPlayerScreenSize.Y-1, vpw, vph);
-    //hlmContext.clip := TGxRect.Create(0, gScreenHeight-gPlayerScreenSize.Y-1, gPlayerScreenSize.X, gPlayerScreenSize.Y);
-
-    {
-    glScalef(g_dbg_scale, g_dbg_scale, 1.0);
-    glTranslatef(-vpx, -vpy, 0);
-    }
-    hlmContext.glSetScaleTrans(g_dbg_scale, -vpx, -vpy);
-    glEnable(GL_SCISSOR_TEST);
-    glScissor(0, gScreenHeight-gPlayerScreenSize.Y-1, gPlayerScreenSize.X, gPlayerScreenSize.Y);
-
-    if (showGrid) then drawTileGrid();
-    drawOutlines();
-
-    if (laserSet) then
-    begin
-      //g_Mons_AlongLine(laserX0, laserY0, laserX1, laserY1, monsCollector, true);
-      it := monsGrid.forEachAlongLine(laserX0, laserY0, laserX1, laserY1, -1, true);
-      for mit in it do monsCollector(mit^);
-      it.release();
-    end;
-
-    if (monMarkedUID <> -1) then
-    begin
-      mon := g_Monsters_ByUID(monMarkedUID);
-      if (mon <> nil) then
-      begin
-        mon.getMapBox(mx, my, mw, mh);
-        //e_DrawQuad(mx, my, mx+mw-1, my+mh-1, 255, 0, 0, 30);
-        hlmContext.color := TGxRGBA.Create(255, 0, 0, 220);
-        hlmContext.rect(mx, my, mw, mh);
-        drawMonsterInfo(mon);
-      end;
-    end;
-
-    if showAllMonsCells and showGrid then g_Mons_ForEach(highlightAllMonsterCells);
-    if showTriggers then drawTriggers();
-    if showGrid then drawSelectedPlatformCells();
-
-    {$IFDEF ENABLE_GFX}
-      // drawAwakeCells();
-    {$ENDIF}
-
-    if showTraceBox then drawTraceBox();
-
-    {$IFDEF ENABLE_GIBS}
-      // drawGibsBoxes();
-    {$ENDIF}
-
-    //pan := g_Map_traceToNearest(16, 608, 16, 8, (GridTagObstacle or GridTagLiquid), @ex, @ey);
-    (*
-    {$IF DEFINED(D2F_DEBUG)}
-    mapGrid.dbgRayTraceTileHitCB := hilightCell1;
-    {$ENDIF}
-    pan := mapGrid.traceRay(ex, ey, 16, 608, 16, 8, nil, (GridTagObstacle or GridTagLiquid));
-    if (pan <> nil) then writeln('end=(', ex, ',', ey, ')');
-    {$IF DEFINED(D2F_DEBUG)}
-    mapGrid.dbgRayTraceTileHitCB := nil;
-    {$ENDIF}
-
-    pan := g_Map_PanelAtPoint(16, 608, (GridTagObstacle or GridTagLiquid));
-    if (pan <> nil) then writeln('hit!');
-    *)
-
-  finally
-    gxSetContext(nil);
-  end;
-
-  if showMapCurPos then
-  begin
-    s := Format('mappos:(%d,%d)', [pmsCurMapX, pmsCurMapY]);
-    gxSetContext(hlmContext);
-    hlmContext.font := 'win8';
-    hlmContext.color := TGxRGBA.Create(0, 0, 0);
-    for dy := -1 to 1 do
-    begin
-      for dx := -1 to 1 do
-      begin
-        if (dx <> 0) or (dy <> 0) then hlmContext.drawText(4+dx, gScreenHeight-10+dy, s);
-      end;
-    end;
-    hlmContext.color := TGxRGBA.Create(255, 255, 0);
-    hlmContext.drawText(4, gScreenHeight-10, s);
-    gxSetContext(nil);
-  end;
-end;
-
-
-// ////////////////////////////////////////////////////////////////////////// //
+{$IFDEF USE_SDL2}
 procedure onKeyEvent (var ev: TFUIEvent);
 {$IF DEFINED(D2F_DEBUG)}
 var
@@ -1402,6 +571,11 @@ begin
     {$ENDIF}
   end;
 end;
+{$ELSE}
+procedure onKeyEvent (var ev: TFUIEvent);
+begin
+end;
+{$ENDIF}
 
 
 // ////////////////////////////////////////////////////////////////////////// //
@@ -1443,7 +617,7 @@ begin
 
   if (ev.mouse) then
   begin
-    if (gPlayer1 <> nil) and (vpSet) then msbindExecute(ev);
+    if (gPlayer1 <> nil) and r_Render_HolmesViewIsSet() then msbindExecute(ev);
     ev.eat();
   end
   else
@@ -1456,53 +630,6 @@ begin
 end;
 
 
-// ////////////////////////////////////////////////////////////////////////// //
-procedure g_Holmes_Draw ();
-begin
-  if g_Game_IsNet then exit;
-  if not g_holmes_enabled then exit;
-  if g_holmes_imfunctional then exit;
-
-  holmesInitCommands();
-  holmesInitBinds();
-
-{$IFDEF ENABLE_RENDER}
-  glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); // modify color buffer
-  glDisable(GL_STENCIL_TEST);
-  glDisable(GL_BLEND);
-  glDisable(GL_SCISSOR_TEST);
-  glDisable(GL_TEXTURE_2D);
-
-  if gGameOn then plrDebugDraw();
-{$ENDIF}
-
-  laserSet := false;
-end;
-
-
-procedure g_Holmes_DrawUI ();
-begin
-  if g_Game_IsNet then exit;
-  if not g_holmes_enabled then exit;
-  if g_holmes_imfunctional then exit;
-
-  gGfxDoClear := false;
-
-{$IFDEF ENABLE_RENDER}
-  //if assigned(prerenderFrameCB) then prerenderFrameCB();
-  uiDraw();
-  glMatrixMode(GL_MODELVIEW);
-  glPushMatrix();
-  try
-    //glLoadIdentity();
-    if assigned(postrenderFrameCB) then postrenderFrameCB();
-  finally
-    glPopMatrix();
-  end;
-{$ENDIF}
-end;
-
-
 // ////////////////////////////////////////////////////////////////////////// //
 procedure bcOneMonsterThinkStep (); begin gmon_debug_think := false; gmon_debug_one_think_step := true; end;
 procedure bcOneMPlatThinkStep (); begin g_dbgpan_mplat_active := false; g_dbgpan_mplat_step := true; end;
@@ -1792,10 +919,7 @@ end;
 begin
   // shut up, fpc!
   msB := msB;
-  vpSet := vpSet;
 
   fuiEventCB := g_Holmes_OnEvent;
   //uiContext.font := 'win14';
-
-  conRegVar('hlm_ui_scale', @fuiRenderScale, 0.01, 5.0, 'Holmes UI scale', '', false);
 end.
diff --git a/src/game/renders/opengl/r_holmes.pas b/src/game/renders/opengl/r_holmes.pas
new file mode 100644
index 0000000..e04fbc4
--- /dev/null
+++ b/src/game/renders/opengl/r_holmes.pas
@@ -0,0 +1,947 @@
+(* Copyright (C)  Doom 2D: Forever Developers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 3 of the License ONLY.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *)
+{$INCLUDE ../../../shared/a_modes.inc}
+unit r_holmes;
+
+interface
+
+procedure r_Holmes_Draw ();
+procedure r_Holmes_DrawUI ();
+
+// hooks for player
+procedure r_Holmes_plrViewPos (viewPortX, viewPortY: Integer);
+procedure r_Holmes_plrViewSize (viewPortW, viewPortH: Integer);
+procedure r_Holmes_plrLaser (ax0, ay0, ax1, ay1: Integer);
+
+function pmsCurMapX (): Integer;
+function pmsCurMapY (): Integer;
+
+var
+  vpSet: Boolean = false;
+
+implementation
+
+uses
+  {$INCLUDE ../nogl/noGLuses.inc}
+  geom,
+  e_log,
+  g_basic, g_grid, g_player, g_monsters,
+  g_map, g_triggers, g_items, g_game, g_panel, g_console,
+  xprofiler,
+  sdlcarcass,
+  fui_common, fui_ctls,
+  fui_gfx_gl,
+  {$IFDEF ENABLE_GFX}
+    g_gfx,
+  {$ENDIF}
+  {$IFDEF ENABLE_GIBS}
+    g_gibs,
+  {$ENDIF}
+  g_holmes,
+  typinfo, SysUtils, Classes,
+  MAPDEF, g_options;
+
+var
+  hlmContext: TGxContext = nil;
+  vpx, vpy: Integer;
+  vpw, vph: Integer;
+  laserSet: Boolean = false;
+  laserX0, laserY0, laserX1, laserY1: Integer;
+
+// ////////////////////////////////////////////////////////////////////////// //
+
+{$INCLUDE r_holmes_ol.inc}
+
+// ////////////////////////////////////////////////////////////////////////// //
+
+procedure r_Holmes_plrViewPos (viewPortX, viewPortY: Integer);
+begin
+  vpSet := true;
+  vpx := viewPortX;
+  vpy := viewPortY;
+end;
+
+procedure r_Holmes_plrViewSize (viewPortW, viewPortH: Integer);
+begin
+  vpSet := true;
+  vpw := viewPortW;
+  vph := viewPortH;
+end;
+
+procedure r_Holmes_plrLaser (ax0, ay0, ax1, ay1: Integer);
+begin
+  laserSet := true;
+  laserX0 := ax0;
+  laserY0 := ay0;
+  laserX1 := ax1;
+  laserY1 := ay1;
+  laserSet := laserSet; // shut up, fpc!
+end;
+
+function pmsCurMapX (): Integer; inline; begin result := round(msX/g_dbg_scale)+vpx; end;
+function pmsCurMapY (): Integer; inline; begin result := round(msY/g_dbg_scale)+vpy; end;
+
+{$IFDEF HOLMES_OLD_OUTLINES}
+var
+  edgeBmp: array of Byte = nil;
+
+
+procedure drawOutlines ();
+var
+  r, g, b: Integer;
+
+  procedure clearEdgeBmp ();
+  begin
+    SetLength(edgeBmp, (gScreenWidth+4)*(gScreenHeight+4));
+    FillChar(edgeBmp[0], Length(edgeBmp)*sizeof(edgeBmp[0]), 0);
+  end;
+
+  procedure drawPanel (pan: TPanel);
+  var
+    sx, len, y0, y1: Integer;
+  begin
+    if (pan = nil) or (pan.Width < 1) or (pan.Height < 1) then exit;
+    if (pan.X+pan.Width <= vpx-1) or (pan.Y+pan.Height <= vpy-1) then exit;
+    if (pan.X >= vpx+vpw+1) or (pan.Y >= vpy+vph+1) then exit;
+    if g_ol_nice or g_ol_fill_walls then
+    begin
+      sx := pan.X-(vpx-1);
+      len := pan.Width;
+      if (len > gScreenWidth+4) then len := gScreenWidth+4;
+      if (sx < 0) then begin len += sx; sx := 0; end;
+      if (sx+len > gScreenWidth+4) then len := gScreenWidth+4-sx;
+      if (len < 1) then exit;
+      assert(sx >= 0);
+      assert(sx+len <= gScreenWidth+4);
+      y0 := pan.Y-(vpy-1);
+      y1 := y0+pan.Height;
+      if (y0 < 0) then y0 := 0;
+      if (y1 > gScreenHeight+4) then y1 := gScreenHeight+4;
+      while (y0 < y1) do
+      begin
+        FillChar(edgeBmp[y0*(gScreenWidth+4)+sx], len*sizeof(edgeBmp[0]), 1);
+        Inc(y0);
+      end;
+    end
+    else
+    begin
+      drawRect(pan.X, pan.Y, pan.Width, pan.Height, r, g, b);
+    end;
+  end;
+
+var
+  lsx: Integer = -1;
+  lex: Integer = -1;
+  lsy: Integer = -1;
+
+  procedure flushLine ();
+  begin
+    if (lsy > 0) and (lsx > 0) then
+    begin
+      if (lex = lsx) then
+      begin
+        glBegin(GL_POINTS);
+          glVertex2f(lsx-1+vpx+0.37, lsy-1+vpy+0.37);
+        glEnd();
+      end
+      else
+      begin
+        glBegin(GL_LINES);
+          glVertex2f(lsx-1+vpx+0.37, lsy-1+vpy+0.37);
+          glVertex2f(lex-0+vpx+0.37, lsy-1+vpy+0.37);
+        glEnd();
+      end;
+    end;
+    lsx := -1;
+    lex := -1;
+  end;
+
+  procedure startLine (y: Integer);
+  begin
+    flushLine();
+    lsy := y;
+  end;
+
+  procedure putPixel (x: Integer);
+  begin
+    if (x < 1) then exit;
+    if (lex+1 <> x) then flushLine();
+    if (lsx < 0) then lsx := x;
+    lex := x;
+  end;
+
+  procedure drawEdges ();
+  var
+    x, y: Integer;
+    a: PByte;
+  begin
+    glDisable(GL_BLEND);
+    glDisable(GL_TEXTURE_2D);
+    glLineWidth(1);
+    glPointSize(1);
+    glDisable(GL_LINE_SMOOTH);
+    glDisable(GL_POLYGON_SMOOTH);
+    glColor4f(r/255.0, g/255.0, b/255.0, 1.0);
+    for y := 1 to vph do
+    begin
+      a := @edgeBmp[y*(gScreenWidth+4)+1];
+      startLine(y);
+      for x := 1 to vpw do
+      begin
+        if (a[0] <> 0) then
+        begin
+          if (a[-1] = 0) or (a[1] = 0) or (a[-(gScreenWidth+4)] = 0) or (a[gScreenWidth+4] = 0) or
+             (a[-(gScreenWidth+4)-1] = 0) or (a[-(gScreenWidth+4)+1] = 0) or
+             (a[gScreenWidth+4-1] = 0) or (a[gScreenWidth+4+1] = 0) then
+          begin
+            putPixel(x);
+          end;
+        end;
+        Inc(a);
+      end;
+      flushLine();
+    end;
+  end;
+
+  procedure drawFilledWalls ();
+  var
+    x, y: Integer;
+    a: PByte;
+  begin
+    glDisable(GL_BLEND);
+    glDisable(GL_TEXTURE_2D);
+    glLineWidth(1);
+    glPointSize(1);
+    glDisable(GL_LINE_SMOOTH);
+    glDisable(GL_POLYGON_SMOOTH);
+    glColor4f(r/255.0, g/255.0, b/255.0, 1.0);
+    for y := 1 to vph do
+    begin
+      a := @edgeBmp[y*(gScreenWidth+4)+1];
+      startLine(y);
+      for x := 1 to vpw do
+      begin
+        if (a[0] <> 0) then putPixel(x);
+        Inc(a);
+      end;
+      flushLine();
+    end;
+  end;
+
+  procedure doWallsOld (parr: array of TPanel; ptype: Word; ar, ag, ab: Integer);
+  var
+    f: Integer;
+    pan: TPanel;
+  begin
+    r := ar;
+    g := ag;
+    b := ab;
+    if g_ol_nice or g_ol_fill_walls then clearEdgeBmp();
+    for f := 0 to High(parr) do
+    begin
+      pan := parr[f];
+      if (pan = nil) or not pan.Enabled or (pan.Width < 1) or (pan.Height < 1) then continue;
+      if ((pan.PanelType and ptype) = 0) then continue;
+      drawPanel(pan);
+    end;
+    if g_ol_nice then drawEdges();
+    if g_ol_fill_walls then drawFilledWalls();
+  end;
+
+var
+  xptag: Word;
+
+  function doWallCB (pan: TPanel; tag: Integer): Boolean;
+  begin
+    result := false; // don't stop
+    //if (pan = nil) or not pan.Enabled or (pan.Width < 1) or (pan.Height < 1) then exit;
+    if ((pan.PanelType and xptag) = 0) then exit;
+    drawPanel(pan);
+  end;
+
+  procedure doWalls (parr: array of TPanel; ptype: Word; ar, ag, ab: Integer);
+  begin
+    r := ar;
+    g := ag;
+    b := ab;
+    xptag := ptype;
+    if ((ptype and (PANEL_WALL or PANEL_OPENDOOR or PANEL_CLOSEDOOR)) <> 0) then ptype := GridTagWall or GridTagDoor
+    else panelTypeToTag(ptype);
+    if g_ol_nice or g_ol_fill_walls then clearEdgeBmp();
+    mapGrid.forEachInAABB(vpx-1, vpy-1, vpw+2, vph+2, doWallCB, ptype);
+    if g_ol_nice then drawEdges();
+    if g_ol_fill_walls then drawFilledWalls();
+  end;
+
+begin
+  if g_ol_rlayer_back then doWallsOld(gRenderBackgrounds, PANEL_BACK, 255, 127, 0);
+  if g_ol_rlayer_step then doWallsOld(gSteps, PANEL_STEP, 192, 192, 192);
+  if g_ol_rlayer_wall then doWallsOld(gWalls, PANEL_WALL, 255, 255, 255);
+  if g_ol_rlayer_door then doWallsOld(gWalls, PANEL_OPENDOOR or PANEL_CLOSEDOOR, 0, 255, 0);
+  if g_ol_rlayer_acid1 then doWallsOld(gAcid1, PANEL_ACID1, 255, 0, 0);
+  if g_ol_rlayer_acid2 then doWallsOld(gAcid2, PANEL_ACID2, 198, 198, 0);
+  if g_ol_rlayer_water then doWallsOld(gWater, PANEL_WATER, 0, 255, 255);
+  if g_ol_rlayer_fore then doWallsOld(gRenderForegrounds, PANEL_FORE, 210, 210, 210);
+end;
+
+{$ELSE}
+var
+  oliner: TOutliner = nil;
+
+procedure drawOutlines ();
+var
+  r, g, b: Integer;
+
+  procedure clearOliner ();
+  begin
+    //if (oliner <> nil) and ((oliner.height <> vph+2) or (oliner.width <> vpw+2)) then begin oliner.Free(); oliner := nil; end;
+    if (oliner = nil) then oliner := TOutliner.Create(vpw+2, vph+2) else oliner.setup(vpw+2, vph+2);
+  end;
+
+  procedure drawOutline (ol: TOutliner; sx, sy: Integer);
+    procedure xline (x0, x1, y: Integer);
+    var
+      x: Integer;
+    begin
+      if (g_dbg_scale < 1.0) then
+      begin
+        glBegin(GL_POINTS);
+          for x := x0 to x1 do glVertex2f(sx+x+0.375, sy+y+0.375);
+        glEnd();
+      end
+      else
+      begin
+        glBegin(GL_QUADS);
+          glVertex2f(sx+x0+0, sy+y+0);
+          glVertex2f(sx+x1+1, sy+y+0);
+          glVertex2f(sx+x1+1, sy+y+1);
+          glVertex2f(sx+x0+0, sy+y+1);
+        glEnd();
+      end;
+    end;
+  var
+    y: Integer;
+    sp: TOutliner.TSpanX;
+  begin
+    if (ol = nil) then exit;
+    glPointSize(1);
+    glDisable(GL_POINT_SMOOTH);
+    for y := 0 to ol.height-1 do
+    begin
+      for sp in ol.eachSpanAtY(y) do
+      begin
+        if (g_dbg_scale <= 1.0) then
+        begin
+          glBegin(GL_POINTS);
+            glVertex2f(sx+sp.x0+0.375, sy+y+0.375);
+            glVertex2f(sx+sp.x1+0.375, sy+y+0.375);
+          glEnd();
+        end
+        else
+        begin
+          glBegin(GL_QUADS);
+            glVertex2f(sx+sp.x0+0, sy+y+0);
+            glVertex2f(sx+sp.x0+1, sy+y+0);
+            glVertex2f(sx+sp.x0+1, sy+y+1);
+            glVertex2f(sx+sp.x0+0, sy+y+1);
+
+            glVertex2f(sx+sp.x1+0, sy+y+0);
+            glVertex2f(sx+sp.x1+1, sy+y+0);
+            glVertex2f(sx+sp.x1+1, sy+y+1);
+            glVertex2f(sx+sp.x1+0, sy+y+1);
+          glEnd();
+        end;
+      end;
+      for sp in ol.eachSpanEdgeAtY(y, -1) do
+      begin
+        xline(sp.x0, sp.x1, y);
+        {
+        glBegin(GL_QUADS);
+          glVertex2f(sx+sp.x0+0, sy+y+0);
+          glVertex2f(sx+sp.x1+1, sy+y+0);
+          glVertex2f(sx+sp.x1+1, sy+y+1);
+          glVertex2f(sx+sp.x0+0, sy+y+1);
+        glEnd();
+        }
+      end;
+      for sp in ol.eachSpanEdgeAtY(y, +1) do
+      begin
+        xline(sp.x0, sp.x1, y);
+        {
+        glBegin(GL_QUADS);
+          glVertex2f(sx+sp.x0+0, sy+y+0);
+          glVertex2f(sx+sp.x1+1, sy+y+0);
+          glVertex2f(sx+sp.x1+1, sy+y+1);
+          glVertex2f(sx+sp.x0+0, sy+y+1);
+        glEnd();
+        }
+      end;
+    end;
+  end;
+
+  procedure doWallsOld (parr: array of TPanel; ptype: Word; ar, ag, ab: Integer);
+  var
+    f: Integer;
+    pan: TPanel;
+  begin
+    r := ar;
+    g := ag;
+    b := ab;
+    if g_ol_nice then clearOliner();
+    hlmContext.color := TGxRGBA.Create(r, g, b);
+    for f := 0 to High(parr) do
+    begin
+      pan := parr[f];
+      if (pan = nil) or not pan.Enabled or (pan.Width < 1) or (pan.Height < 1) then continue;
+      if ((pan.PanelType and ptype) = 0) then continue;
+      if (pan.X > vpx+vpw+41) or (pan.Y > vpy+vph+41) then continue;
+      if (pan.X+pan.Width < vpx-41) then continue;
+      if (pan.Y+pan.Height < vpy-41) then continue;
+      if g_ol_nice then
+      begin
+        oliner.addRect(pan.X-(vpx+1), pan.Y-(vpy+1), pan.Width, pan.Height);
+      end;
+      if g_ol_fill_walls then
+      begin
+        hlmContext.fillRect(pan.X, pan.Y, pan.Width, pan.Height);
+      end
+      else if not g_ol_nice then
+      begin
+        hlmContext.rect(pan.X, pan.Y, pan.Width, pan.Height);
+      end;
+    end;
+    if g_ol_nice then
+    begin
+      glColor4f(r/255.0, g/255.0, b/255.0, 1.0);
+      drawOutline(oliner, vpx+1, vpy+1);
+    end;
+  end;
+
+begin
+  if (vpw < 2) or (vph < 2) then exit;
+  if g_ol_rlayer_back then doWallsOld(gRenderBackgrounds, PANEL_BACK, 255, 127, 0);
+  if g_ol_rlayer_step then doWallsOld(gSteps, PANEL_STEP, 192, 192, 192);
+  if g_ol_rlayer_wall then doWallsOld(gWalls, PANEL_WALL, 255, 255, 255);
+  if g_ol_rlayer_door then doWallsOld(gWalls, PANEL_OPENDOOR or PANEL_CLOSEDOOR, 0, 255, 0);
+  if g_ol_rlayer_acid1 then doWallsOld(gAcid1, PANEL_ACID1, 255, 0, 0);
+  if g_ol_rlayer_acid2 then doWallsOld(gAcid2, PANEL_ACID2, 198, 198, 0);
+  if g_ol_rlayer_water then doWallsOld(gWater, PANEL_WATER, 0, 255, 255);
+  if g_ol_rlayer_fore then doWallsOld(gRenderForegrounds, PANEL_FORE, 210, 210, 210);
+end;
+{$ENDIF}
+
+
+procedure plrDebugDraw ();
+  procedure drawTileGrid ();
+  var
+    x, y: Integer;
+  begin
+    hlmContext.color := TGxRGBA.Create(96, 96, 96);
+    for y := 0 to (mapGrid.gridHeight div mapGrid.tileSize) do
+    begin
+      hlmContext.line(mapGrid.gridX0, mapGrid.gridY0+y*mapGrid.tileSize, mapGrid.gridX0+mapGrid.gridWidth, mapGrid.gridY0+y*mapGrid.tileSize);
+    end;
+
+    hlmContext.color := TGxRGBA.Create(96, 96, 96);
+    for x := 0 to (mapGrid.gridWidth div mapGrid.tileSize) do
+    begin
+      hlmContext.line(mapGrid.gridX0+x*mapGrid.tileSize, mapGrid.gridY0, mapGrid.gridX0+x*mapGrid.tileSize, mapGrid.gridY0+y*mapGrid.gridHeight);
+    end;
+  end;
+
+{$IFDEF ENABLE_GFX}
+  procedure drawAwakeCells ();
+  var
+    x, y: Integer;
+  begin
+    hlmContext.color := TGxRGBA.Create(128, 0, 128, 64);
+    for y := 0 to (mapGrid.gridHeight div mapGrid.tileSize) do
+    begin
+      for x := 0 to (mapGrid.gridWidth div mapGrid.tileSize) do
+      begin
+        if awmIsSetHolmes(x*mapGrid.tileSize+mapGrid.gridX0+1, y*mapGrid.tileSize++mapGrid.gridY0+1) then
+        begin
+          hlmContext.fillRect(x*mapGrid.tileSize++mapGrid.gridX0, y*mapGrid.tileSize++mapGrid.gridY0, monsGrid.tileSize, monsGrid.tileSize);
+        end;
+      end;
+    end;
+  end;
+{$ENDIF}
+
+  procedure drawTraceBox ();
+  var
+    plr: TPlayer;
+    px, py, pw, ph: Integer;
+    pdx, pdy: Integer;
+    ex, ey: Integer;
+    pan: TPanel;
+  begin
+    if (Length(gPlayers) < 1) then exit;
+    plr := gPlayers[0];
+    if (plr = nil) then exit;
+    plr.getMapBox(px, py, pw, ph);
+    hlmContext.color := TGxRGBA.Create(255, 0, 255, 200);
+    hlmContext.rect(px, py, pw, ph);
+    pdx := pmsCurMapX-(px+pw div 2);
+    pdy := pmsCurMapY-(py+ph div 2);
+    hlmContext.color := TGxRGBA.Create(255, 0, 255, 200);
+    hlmContext.line(px+pw div 2, py+ph div 2, px+pw div 2+pdx, py+ph div 2+pdy);
+    pan := mapGrid.traceBox(ex, ey, px, py, pw, ph, pdx, pdy, GridTagObstacle);
+    if (pan = nil) then
+    begin
+      hlmContext.color := TGxRGBA.Create(255, 255, 255, 180);
+      hlmContext.rect(px+pdx, py+pdy, pw, ph);
+    end
+    else
+    begin
+      hlmContext.color := TGxRGBA.Create(255, 255, 0, 180);
+      hlmContext.rect(px+pdx, py+pdy, pw, ph);
+    end;
+    hlmContext.color := TGxRGBA.Create(255, 127, 0, 180);
+    hlmContext.rect(ex, ey, pw, ph);
+  end;
+
+  procedure hilightCell (cx, cy: Integer);
+  begin
+    hlmContext.color := TGxRGBA.Create(0, 128, 0, 64);
+    hlmContext.fillRect(cx, cy, monsGrid.tileSize, monsGrid.tileSize);
+  end;
+
+  procedure hilightBodyCells (proxyId: Integer);
+  var
+    it: CellCoordIter;
+    pcellxy: PGridCellCoord;
+  begin
+    //monsGrid.forEachBodyCell(mon.proxyId, hilightCell);
+    it := monsGrid.forEachBodyCell(proxyId);
+    for pcellxy in it do hilightCell(pcellxy^.x, pcellxy^.y);
+    it.release();
+  end;
+
+  procedure hilightCell1 (cx, cy: Integer);
+  begin
+    //e_WriteLog(Format('h1: (%d,%d)', [cx, cy]), MSG_NOTIFY);
+    cx := cx and (not (monsGrid.tileSize-1));
+    cy := cy and (not (monsGrid.tileSize-1));
+    hlmContext.color := TGxRGBA.Create(255, 255, 0, 92);
+    hlmContext.fillRect(cx, cy, monsGrid.tileSize, monsGrid.tileSize);
+  end;
+
+  function hilightWallTrc (pan: TPanel; tag: Integer; x, y, prevx, prevy: Integer): Boolean;
+  begin
+    result := false; // don't stop
+    if (pan = nil) then exit; // cell completion, ignore
+    //e_WriteLog(Format('h1: (%d,%d)', [cx, cy]), MSG_NOTIFY);
+    hlmContext.color := TGxRGBA.Create(0, 128, 128, 64);
+    hlmContext.fillRect(pan.X, pan.Y, pan.Width, pan.Height);
+  end;
+
+  procedure monsCollector (mon: TMonster);
+  var
+    ex, ey: Integer;
+    mx, my, mw, mh: Integer;
+  begin
+    mon.getMapBox(mx, my, mw, mh);
+    hlmContext.color := TGxRGBA.Create(255, 255, 0, 160);
+    hlmContext.rect(mx, my, mw, mh);
+    //e_DrawQuad(mx, my, mx+mw-1, my+mh-1, 255, 255, 0, 96);
+    if lineAABBIntersects(laserX0, laserY0, laserX1, laserY1, mx, my, mw, mh, ex, ey) then
+    begin
+      //e_DrawPoint(8, ex, ey, 0, 255, 0);
+      hlmContext.color := TGxRGBA.Create(0, 255, 0, 220);
+      hlmContext.fillRect(ex-2, ey-2, 7, 7);
+    end;
+  end;
+
+  procedure drawMonsterInfo (mon: TMonster);
+  var
+    mx, my, mw, mh: Integer;
+
+    procedure drawMonsterTargetLine ();
+    var
+      emx, emy, emw, emh: Integer;
+      enemy: TMonster;
+      eplr: TPlayer;
+      ex, ey: Integer;
+    begin
+      if (g_GetUIDType(mon.MonsterTargetUID) = UID_PLAYER) then
+      begin
+        eplr := g_Player_Get(mon.MonsterTargetUID);
+        if (eplr <> nil) then eplr.getMapBox(emx, emy, emw, emh) else exit;
+      end
+      else if (g_GetUIDType(mon.MonsterTargetUID) = UID_MONSTER) then
+      begin
+        enemy := g_Monsters_ByUID(mon.MonsterTargetUID);
+        if (enemy <> nil) then enemy.getMapBox(emx, emy, emw, emh) else exit;
+      end
+      else
+      begin
+        exit;
+      end;
+      mon.getMapBox(mx, my, mw, mh);
+      hlmContext.color := TGxRGBA.Create(255, 0, 0);
+      hlmContext.line(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2);
+      if (g_Map_traceToNearestWall(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, @ex, @ey) <> nil) then
+      begin
+        hlmContext.color := TGxRGBA.Create(0, 255, 0);
+        hlmContext.line(mx+mw div 2, my+mh div 2, ex, ey);
+      end;
+    end;
+
+    procedure drawLOS2Plr ();
+    var
+      emx, emy, emw, emh: Integer;
+      eplr: TPlayer;
+      ex, ey: Integer;
+    begin
+      eplr := gPlayers[0];
+      if (eplr = nil) then exit;
+      eplr.getMapBox(emx, emy, emw, emh);
+      mon.getMapBox(mx, my, mw, mh);
+      hlmContext.color := TGxRGBA.Create(255, 0, 0);
+      hlmContext.line(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2);
+      {$IF DEFINED(D2F_DEBUG)}
+      mapGrid.dbgRayTraceTileHitCB := hilightCell1;
+      {$ENDIF}
+      if (g_Map_traceToNearestWall(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, @ex, @ey) <> nil) then
+      //if (mapGrid.traceRay(ex, ey, mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, hilightWallTrc, (GridTagWall or GridTagDoor)) <> nil) then
+      begin
+        hlmContext.color := TGxRGBA.Create(0, 255, 0);
+        hlmContext.line(mx+mw div 2, my+mh div 2, ex, ey);
+      end;
+      {$IF DEFINED(D2F_DEBUG)}
+      mapGrid.dbgRayTraceTileHitCB := nil;
+      {$ENDIF}
+    end;
+
+  begin
+    if (mon = nil) then exit;
+    mon.getMapBox(mx, my, mw, mh);
+    //mx += mw div 2;
+
+    //monsGrid.forEachBodyCell(mon.proxyId, hilightCell);
+    hilightBodyCells(mon.proxyId);
+
+    if showMonsInfo then
+    begin
+      //fillRect(mx-4, my-7*8-6, 110, 7*8+6, 0, 0, 94, 250);
+      hlmContext.font := 'msx6';
+      hlmContext.color := TGxRGBA.Create(255, 127, 0);
+
+      hlmContext.darkenRect(mx-4, my-7*hlmContext.charWidth(' ')-6, 110, 7*hlmContext.charWidth(' ')+6, 128);
+      my -= 8;
+      my -= 2;
+
+      // type
+      hlmContext.drawText(mx, my, Format('%s(U:%u)', [monsTypeToString(mon.MonsterType), mon.UID])); my -= hlmContext.charWidth(' ');
+      // beh
+      hlmContext.drawText(mx, my, Format('Beh: %s', [monsBehToString(mon.MonsterBehaviour)])); my -= hlmContext.charWidth(' ');
+      // state
+      hlmContext.drawText(mx, my, Format('State:%s (%d)', [monsStateToString(mon.MonsterState), mon.MonsterSleep])); my -= hlmContext.charWidth(' ');
+      // health
+      hlmContext.drawText(mx, my, Format('Health:%d', [mon.MonsterHealth])); my -= hlmContext.charWidth(' ');
+      // ammo
+      hlmContext.drawText(mx, my, Format('Ammo:%d', [mon.MonsterAmmo])); my -= hlmContext.charWidth(' ');
+      // target
+      hlmContext.drawText(mx, my, Format('TgtUID:%u', [mon.MonsterTargetUID])); my -= hlmContext.charWidth(' ');
+      hlmContext.drawText(mx, my, Format('TgtTime:%d', [mon.MonsterTargetTime])); my -= hlmContext.charWidth(' ');
+    end;
+
+    drawMonsterTargetLine();
+    if showMonsLOS2Plr then drawLOS2Plr();
+    {
+    property MonsterRemoved: Boolean read FRemoved write FRemoved;
+    property MonsterPain: Integer read FPain write FPain;
+    property MonsterAnim: Byte read FCurAnim write FCurAnim;
+    }
+  end;
+
+  function highlightAllMonsterCells (mon: TMonster): Boolean;
+  begin
+    result := false; // don't stop
+    //monsGrid.forEachBodyCell(mon.proxyId, hilightCell);
+    hilightBodyCells(mon.proxyId);
+  end;
+
+  procedure drawSelectedPlatformCells ();
+  var
+    pan: TPanel;
+  begin
+    if not showGrid then exit;
+    pan := g_Map_PanelByGUID(platMarkedGUID);
+    if (pan = nil) then exit;
+    //mapGrid.forEachBodyCell(pan.proxyId, hilightCell);
+    hilightBodyCells(pan.proxyId);
+    hlmContext.color := TGxRGBA.Create(0, 200, 0, 200);
+    hlmContext.rect(pan.x, pan.y, pan.width, pan.height);
+  end;
+
+  procedure drawTrigger (var trig: TTrigger);
+
+    procedure drawPanelDest (pguid: Integer);
+    var
+      pan: TPanel;
+    begin
+      pan := g_Map_PanelByGUID(pguid);
+      if (pan = nil) then exit;
+      hlmContext.color := TGxRGBA.Create(255, 0, 255, 220);
+      hlmContext.line(trig.trigCenter.x, trig.trigCenter.y, pan.x+pan.width div 2, pan.y+pan.height div 2);
+    end;
+
+  var
+    tts: AnsiString;
+    tx: Integer;
+  begin
+    hlmContext.font := 'msx6';
+    hlmContext.color := TGxRGBA.Create(255, 0, 255, 96);
+    hlmContext.fillRect(trig.x, trig.y, trig.width, trig.height);
+    tts := trigType2Str(trig.TriggerType);
+    tx := trig.x+(trig.width-Length(tts)*6) div 2;
+    hlmContext.darkenRect(tx-2, trig.y-10, Length(tts)*6+4, 10, 64);
+    hlmContext.color := TGxRGBA.Create(255, 127, 0);
+    hlmContext.drawText(tx, trig.y-9, tts);
+    tx := trig.x+(trig.width-Length(trig.mapId)*6) div 2;
+    hlmContext.darkenRect(tx-2, trig.y-20, Length(trig.mapId)*6+4, 10, 64);
+    hlmContext.color := TGxRGBA.Create(255, 255, 0);
+    hlmContext.drawText(tx, trig.y-19, trig.mapId);
+    drawPanelDest(trig.trigPanelGUID);
+    case trig.TriggerType of
+      TRIGGER_NONE: begin end;
+      TRIGGER_EXIT: begin end;
+      TRIGGER_TELEPORT: begin end;
+      TRIGGER_OPENDOOR: begin end;
+      TRIGGER_CLOSEDOOR: begin end;
+      TRIGGER_DOOR: begin end;
+      TRIGGER_DOOR5: begin end;
+      TRIGGER_CLOSETRAP: begin end;
+      TRIGGER_TRAP: begin end;
+      TRIGGER_SECRET: begin end;
+      TRIGGER_LIFTUP: begin end;
+      TRIGGER_LIFTDOWN: begin end;
+      TRIGGER_LIFT: begin end;
+      TRIGGER_TEXTURE: begin end;
+      TRIGGER_ON, TRIGGER_OFF, TRIGGER_ONOFF, TRIGGER_PRESS:
+        begin
+          if (trig.trigDataRec.trigTWidth > 0) and (trig.trigDataRec.trigTHeight > 0) then
+          begin
+            hlmContext.color := TGxRGBA.Create(0, 255, 255, 42);
+            hlmContext.fillRect(
+              trig.trigDataRec.trigTX, trig.trigDataRec.trigTY,
+              trig.trigDataRec.trigTWidth, trig.trigDataRec.trigTHeight);
+            hlmContext.color := TGxRGBA.Create(255, 0, 255, 220);
+            hlmContext.line(
+              trig.trigCenter.x, trig.trigCenter.y,
+              trig.trigDataRec.trigTX+trig.trigDataRec.trigTWidth div 2,
+              trig.trigDataRec.trigTY+trig.trigDataRec.trigTHeight div 2);
+          end;
+        end;
+      TRIGGER_SOUND: begin end;
+      TRIGGER_SPAWNMONSTER: begin end;
+      TRIGGER_SPAWNITEM: begin end;
+      TRIGGER_MUSIC: begin end;
+      TRIGGER_PUSH: begin end;
+      TRIGGER_SCORE: begin end;
+      TRIGGER_MESSAGE: begin end;
+      TRIGGER_DAMAGE: begin end;
+      TRIGGER_HEALTH: begin end;
+      TRIGGER_SHOT: begin end;
+      TRIGGER_EFFECT: begin end;
+      TRIGGER_SCRIPT: begin end;
+    end;
+    //trigType2Str
+    //trigPanelId: Integer;
+  end;
+
+  procedure drawTriggers ();
+  var
+    f: Integer;
+  begin
+    for f := 0 to High(gTriggers) do drawTrigger(gTriggers[f]);
+  end;
+
+{$IFDEF ENABLE_GIBS}
+  procedure drawGibsBoxes ();
+  var
+    f: Integer;
+    px, py, pw, ph: Integer;
+    gib: PGib;
+  begin
+    for f := 0 to High(gGibs) do
+    begin
+      gib := @gGibs[f];
+      if gib.alive then
+      begin
+        gib.getMapBox(px, py, pw, ph);
+        hlmContext.color := TGxRGBA.Create(255, 0, 255);
+        hlmContext.rect(px, py, pw, ph);
+      end;
+    end;
+  end;
+{$ENDIF}
+
+var
+  mon: TMonster;
+  mit: PMonster;
+  it: TMonsterGrid.Iter;
+  mx, my, mw, mh: Integer;
+  //pan: TPanel;
+  //ex, ey: Integer;
+  s: AnsiString;
+  dx, dy: Integer;
+begin
+  if (gPlayer1 = nil) then exit;
+
+  if (hlmContext = nil) then hlmContext := TGxContext.Create();
+
+  gxSetContext(hlmContext);
+  try
+    //glScissor(0, gScreenHeight-gPlayerScreenSize.Y-1, vpw, vph);
+    //hlmContext.clip := TGxRect.Create(0, gScreenHeight-gPlayerScreenSize.Y-1, gPlayerScreenSize.X, gPlayerScreenSize.Y);
+
+    {
+    glScalef(g_dbg_scale, g_dbg_scale, 1.0);
+    glTranslatef(-vpx, -vpy, 0);
+    }
+    hlmContext.glSetScaleTrans(g_dbg_scale, -vpx, -vpy);
+    glEnable(GL_SCISSOR_TEST);
+    glScissor(0, gScreenHeight-gPlayerScreenSize.Y-1, gPlayerScreenSize.X, gPlayerScreenSize.Y);
+
+    if (showGrid) then drawTileGrid();
+    drawOutlines();
+
+    if (laserSet) then
+    begin
+      //g_Mons_AlongLine(laserX0, laserY0, laserX1, laserY1, monsCollector, true);
+      it := monsGrid.forEachAlongLine(laserX0, laserY0, laserX1, laserY1, -1, true);
+      for mit in it do monsCollector(mit^);
+      it.release();
+    end;
+
+    if (monMarkedUID <> -1) then
+    begin
+      mon := g_Monsters_ByUID(monMarkedUID);
+      if (mon <> nil) then
+      begin
+        mon.getMapBox(mx, my, mw, mh);
+        //e_DrawQuad(mx, my, mx+mw-1, my+mh-1, 255, 0, 0, 30);
+        hlmContext.color := TGxRGBA.Create(255, 0, 0, 220);
+        hlmContext.rect(mx, my, mw, mh);
+        drawMonsterInfo(mon);
+      end;
+    end;
+
+    if showAllMonsCells and showGrid then g_Mons_ForEach(highlightAllMonsterCells);
+    if showTriggers then drawTriggers();
+    if showGrid then drawSelectedPlatformCells();
+
+    {$IFDEF ENABLE_GFX}
+      // drawAwakeCells();
+    {$ENDIF}
+
+    if showTraceBox then drawTraceBox();
+
+    {$IFDEF ENABLE_GIBS}
+      // drawGibsBoxes();
+    {$ENDIF}
+
+    //pan := g_Map_traceToNearest(16, 608, 16, 8, (GridTagObstacle or GridTagLiquid), @ex, @ey);
+    (*
+    {$IF DEFINED(D2F_DEBUG)}
+    mapGrid.dbgRayTraceTileHitCB := hilightCell1;
+    {$ENDIF}
+    pan := mapGrid.traceRay(ex, ey, 16, 608, 16, 8, nil, (GridTagObstacle or GridTagLiquid));
+    if (pan <> nil) then writeln('end=(', ex, ',', ey, ')');
+    {$IF DEFINED(D2F_DEBUG)}
+    mapGrid.dbgRayTraceTileHitCB := nil;
+    {$ENDIF}
+
+    pan := g_Map_PanelAtPoint(16, 608, (GridTagObstacle or GridTagLiquid));
+    if (pan <> nil) then writeln('hit!');
+    *)
+
+  finally
+    gxSetContext(nil);
+  end;
+
+  if showMapCurPos then
+  begin
+    s := Format('mappos:(%d,%d)', [pmsCurMapX, pmsCurMapY]);
+    gxSetContext(hlmContext);
+    hlmContext.font := 'win8';
+    hlmContext.color := TGxRGBA.Create(0, 0, 0);
+    for dy := -1 to 1 do
+    begin
+      for dx := -1 to 1 do
+      begin
+        if (dx <> 0) or (dy <> 0) then hlmContext.drawText(4+dx, gScreenHeight-10+dy, s);
+      end;
+    end;
+    hlmContext.color := TGxRGBA.Create(255, 255, 0);
+    hlmContext.drawText(4, gScreenHeight-10, s);
+    gxSetContext(nil);
+  end;
+end;
+
+
+// ////////////////////////////////////////////////////////////////////////// //
+procedure r_Holmes_Draw ();
+begin
+  if g_Game_IsNet then exit;
+  if not g_holmes_enabled then exit;
+  if g_holmes_imfunctional then exit;
+
+  holmesInitCommands();
+  holmesInitBinds();
+
+{$IFDEF ENABLE_RENDER}
+  glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); // modify color buffer
+  glDisable(GL_STENCIL_TEST);
+  glDisable(GL_BLEND);
+  glDisable(GL_SCISSOR_TEST);
+  glDisable(GL_TEXTURE_2D);
+
+  if gGameOn then plrDebugDraw();
+{$ENDIF}
+
+  laserSet := false;
+end;
+
+
+procedure r_Holmes_DrawUI ();
+begin
+  if g_Game_IsNet then exit;
+  if not g_holmes_enabled then exit;
+  if g_holmes_imfunctional then exit;
+
+  gGfxDoClear := false;
+
+{$IFDEF ENABLE_RENDER}
+  //if assigned(prerenderFrameCB) then prerenderFrameCB();
+  uiDraw();
+  glMatrixMode(GL_MODELVIEW);
+  glPushMatrix();
+  try
+    //glLoadIdentity();
+    if assigned(postrenderFrameCB) then postrenderFrameCB();
+  finally
+    glPopMatrix();
+  end;
+{$ENDIF}
+end;
+
+
+begin
+  conRegVar('hlm_ui_scale', @fuiRenderScale, 0.01, 5.0, 'Holmes UI scale', '', false);
+end.
diff --git a/src/game/g_holmes_ol.inc b/src/game/renders/opengl/r_holmes_ol.inc
similarity index 100%
rename from src/game/g_holmes_ol.inc
rename to src/game/renders/opengl/r_holmes_ol.inc
diff --git a/src/game/renders/opengl/r_render.pas b/src/game/renders/opengl/r_render.pas
index 18b1420..9fa586a 100644
--- a/src/game/renders/opengl/r_render.pas
+++ b/src/game/renders/opengl/r_render.pas
@@ -73,6 +73,12 @@ interface
   procedure r_Render_StepLoading (incval: Integer);
   procedure r_Render_DrawLoading (force: Boolean);
 
+  {$IFDEF ENABLE_HOLMES}
+    function pmsCurMapX (): Integer;
+    function pmsCurMapY (): Integer;
+    function r_Render_HolmesViewIsSet (): Boolean;
+  {$ENDIF}
+
 implementation
 
   uses
@@ -88,7 +94,7 @@ implementation
       g_system,
     {$ENDIF}
     {$IFDEF ENABLE_HOLMES}
-      g_holmes,
+      r_holmes,
     {$ENDIF}
     SysUtils, Classes, Math,
     g_basic,
@@ -397,8 +403,8 @@ implementation
       {$IFDEF ENABLE_HOLMES}
         if p = gPlayer1 then
         begin
-          g_Holmes_plrViewPos(x, y);
-          g_Holmes_plrViewSize(w, h);
+          r_Holmes_plrViewPos(x, y);
+          r_Holmes_plrViewSize(w, h);
         end;
       {$ENDIF}
       r_Map_Draw(x, y, w, h, xx, yy, p);
@@ -1118,8 +1124,7 @@ implementation
         r_Render_DrawMiniMap(0, 0, 160);
 
       {$IFDEF ENABLE_HOLMES}
-        if g_holmes_enabled then
-          g_Holmes_Draw;
+        r_Holmes_Draw;
       {$ENDIF}
 
       if MessageText <> '' then
@@ -1229,7 +1234,7 @@ implementation
     // TODO draw profilers
 
     {$IFDEF ENABLE_HOLMES}
-      g_Holmes_DrawUI;
+      r_Holmes_DrawUI;
     {$ENDIF}
 
     // TODO draw touch screen controls
@@ -1333,4 +1338,21 @@ implementation
     r_Common_DrawLoading(force);
   end;
 
+{$IFDEF ENABLE_HOLMES}
+  function pmsCurMapX (): Integer;
+  begin
+    result := r_holmes.pmsCurMapX();
+  end;
+
+  function pmsCurMapY (): Integer;
+  begin
+    result := r_holmes.pmsCurMapY();
+  end;
+
+  function r_Render_HolmesViewIsSet (): Boolean;
+  begin
+    result := vpSet;
+  end;
+{$ENDIF}
+
 end.