--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hedgewars/uStore.pas Mon Aug 22 13:35:41 2005 +0000
@@ -0,0 +1,594 @@
+(*
+ * Hedgewars, a worms-like game
+ * Copyright (c) 2004, 2005 Andrey Korotaev <unC0Rr@gmail.com>
+ *
+ * Distributed under the terms of the BSD-modified licence:
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * with the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *)
+
+unit uStore;
+interface
+uses uConsts, uTeams, SDLh;
+{$INCLUDE options.inc}
+
+type PRangeArray = ^TRangeArray;
+ TRangeArray = array[byte] of record
+ Left, Right: integer;
+ end;
+
+procedure StoreInit;
+procedure StoreLoad;
+procedure StoreRelease;
+procedure DrawGear(Stuff : TStuff; X, Y: integer; Surface: PSDL_Surface);
+procedure DrawSpriteFromRect(r: TSDL_Rect; X, Y, Height, Position: integer; Surface: PSDL_Surface);
+procedure DrawSprite (Sprite: TSprite; X, Y, Position: integer; Surface: PSDL_Surface);
+procedure DrawLand (X, Y: integer; Surface: PSDL_Surface);
+procedure DXOutText(X, Y: Integer; Font: THWFont; s: string; Surface: PSDL_Surface);
+procedure DrawCaption(X, Y: integer; Rect: TSDL_Rect; Surface: PSDL_Surface; const fromTempSurf: boolean = false);
+procedure DrawHedgehog(X, Y: integer; Dir: integer; Pos, Step: LongWord; Surface: PSDL_Surface);
+procedure DrawExplosion(X, Y, Radius: integer);
+procedure DrawLineExplosions(ar: PRangeArray; Radius: Longword; y, dY: integer; Count: Byte);
+procedure RenderHealth(var Hedgehog: THedgehog);
+function RenderString(var s: shortstring; Color, Pos: integer): TSDL_Rect;
+procedure AddProgress;
+function LoadImage(filename: string): PSDL_Surface;
+
+var PixelFormat: PSDL_PixelFormat;
+ SDLPrimSurface: PSDL_Surface;
+
+implementation
+uses uMisc, uIO, uConsole, uLand;
+
+var StoreSurface,
+ TempSurface,
+ HHSurface: PSDL_Surface;
+
+procedure DrawExplosion(X, Y, Radius: integer);
+var ty, tx: integer;
+ p: integer;
+begin
+for ty:= max(-Radius, -y) to min(radius, 1023 - y) do
+ for tx:= max(0, round(x-radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(x+radius*sqrt(1-sqr(ty/radius)))) do
+ Land[ty + y, tx]:= 0;
+
+if SDL_MustLock(LandSurface) then
+ SDLTry(SDL_LockSurface(LandSurface) >= 0, true);
+
+p:= Longword(LandSurface.pixels);
+case LandSurface.format.BytesPerPixel of
+ 1: ;// not supported
+ 2: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(x-radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(x+radius*sqrt(1-sqr(ty/radius)))) do
+ PWord(p + LandSurface.pitch*(y + ty) + tx * 2)^:= 0;
+ 3: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(x-radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(x+radius*sqrt(1-sqr(ty/radius)))) do
+ begin
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 0)^:= 0;
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 1)^:= 0;
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 2)^:= 0;
+ end;
+ 4: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(x-radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(x+radius*sqrt(1-sqr(ty/radius)))) do
+ PLongword(p + LandSurface.pitch*(y + ty) + tx * 4)^:= 0;
+ end;
+
+inc(Radius, 4);
+
+case LandSurface.format.BytesPerPixel of
+ 1: ;// not supported
+ 2: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(x-radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(x+radius*sqrt(1-sqr(ty/radius)))) do
+ if PWord(p + LandSurface.pitch*(y + ty) + tx * 2)^ <> 0 then
+ PWord(p + LandSurface.pitch*(y + ty) + tx * 2)^:= cExplosionBorderColor;
+ 3: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(x-radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(x+radius*sqrt(1-sqr(ty/radius)))) do
+ if (PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 0)^ <> 0)
+ or (PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 1)^ <> 0)
+ or (PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 2)^ <> 0)
+ then begin
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 0)^:= cExplosionBorderColor and $FF;
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 1)^:= (cExplosionBorderColor shr 8) and $FF;
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 2)^:= (cExplosionBorderColor shr 16);
+ end;
+ 4: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(x-radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(x+radius*sqrt(1-sqr(ty/radius)))) do
+ if PLongword(p + LandSurface.pitch*(y + ty) + tx * 4)^ <> 0 then
+ PLongword(p + LandSurface.pitch*(y + ty) + tx * 4)^:= cExplosionBorderColor;
+ end;
+
+if SDL_MustLock(LandSurface) then
+ SDL_UnlockSurface(LandSurface);
+
+SDL_UpdateRect(LandSurface, X - Radius, Y - Radius, Radius * 2, Radius * 2)
+end;
+
+procedure DrawLineExplosions(ar: PRangeArray; Radius: Longword; y, dY: integer; Count: Byte);
+var tx, ty, i, p: integer;
+begin
+if SDL_MustLock(LandSurface) then
+ SDL_LockSurface(LandSurface);
+
+p:= Longword(LandSurface.pixels);
+for i:= 0 to Pred(Count) do
+ begin
+ case LandSurface.format.BytesPerPixel of
+ 1: ;
+ 2: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(ar[i].Left - radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(ar[i].Right + radius*sqrt(1-sqr(ty/radius)))) do
+ PWord(p + LandSurface.pitch*(y + ty) + tx * 2)^:= 0;
+ 3: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(ar[i].Left - radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(ar[i].Right + radius*sqrt(1-sqr(ty/radius)))) do
+ begin
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 0)^:= 0;
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 1)^:= 0;
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 2)^:= 0;
+ end;
+ 4: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(ar[i].Left - radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(ar[i].Right + radius*sqrt(1-sqr(ty/radius)))) do
+ PLongword(p + LandSurface.pitch*(y + ty) + tx * 4)^:= 0;
+ end;
+ inc(y, dY)
+ end;
+
+inc(Radius, 4);
+dec(y, Count*dY);
+
+for i:= 0 to Pred(Count) do
+ begin
+ case LandSurface.format.BytesPerPixel of
+ 1: ;
+ 2: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(ar[i].Left - radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(ar[i].Right + radius*sqrt(1-sqr(ty/radius)))) do
+ if PWord(p + LandSurface.pitch*(y + ty) + tx * 2)^ <> 0 then
+ PWord(p + LandSurface.pitch*(y + ty) + tx * 2)^:= cExplosionBorderColor;
+ 3: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(ar[i].Left - radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(ar[i].Right + radius*sqrt(1-sqr(ty/radius)))) do
+ if (PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 0)^ <> 0)
+ or (PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 1)^ <> 0)
+ or (PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 2)^ <> 0)
+ then begin
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 0)^:= cExplosionBorderColor and $FF;
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 1)^:= (cExplosionBorderColor shr 8) and $FF;
+ PByte(p + LandSurface.pitch*(y + ty) + tx * 3 + 2)^:= (cExplosionBorderColor shr 16);
+ end;
+ 4: for ty:= max(-Radius, -y) to min(Radius, 1023 - y) do
+ for tx:= max(0, round(ar[i].Left - radius*sqrt(1-sqr(ty/radius)))) to min(2047, round(ar[i].Right + radius*sqrt(1-sqr(ty/radius)))) do
+ if PLongword(p + LandSurface.pitch*(y + ty) + tx * 4)^ <> 0 then
+ PLongword(p + LandSurface.pitch*(y + ty) + tx * 4)^:= cExplosionBorderColor;
+ end;
+ inc(y, dY)
+ end;
+
+if SDL_MustLock(LandSurface) then
+ SDL_UnlockSurface(LandSurface);
+end;
+
+procedure StoreInit;
+begin
+StoreSurface := SDL_CreateRGBSurface(SDL_HWSURFACE, 576, 1024, cBits, PixelFormat.RMask, PixelFormat.GMask, PixelFormat.BMask, 0);
+TryDo( StoreSurface <> nil, errmsgCreateSurface + ': store' , true);
+
+TempSurface := SDL_CreateRGBSurface(SDL_HWSURFACE, 724, 320, cBits, PixelFormat.RMask, PixelFormat.GMask, PixelFormat.BMask, 0);
+TryDo( TempSurface <> nil, errmsgCreateSurface + ': temp' , true);
+
+TryDo(SDL_SetColorKey( StoreSurface, SDL_SRCCOLORKEY or SDL_RLEACCEL, 0) = 0, errmsgTransparentSet, true);
+//TryDo(SDL_SetColorKey(SpriteSurface, SDL_SRCCOLORKEY or SDL_RLEACCEL, 0) = 0, errmsgTransparentSet, true);
+TryDo(SDL_SetColorKey( TempSurface, SDL_SRCCOLORKEY or SDL_RLEACCEL, 0) = 0, errmsgTransparentSet, true);
+end;
+
+procedure LoadToSurface(Filename: String; Surface: PSDL_Surface; X, Y: integer);
+var tmpsurf: PSDL_Surface;
+ rr: TSDL_Rect;
+begin
+ tmpsurf:= LoadImage(Filename);
+ rr.x:= X;
+ rr.y:= Y;
+ SDL_UpperBlit(tmpsurf, nil, Surface, @rr);
+ SDL_FreeSurface(tmpsurf);
+end;
+
+function WriteInRoundRect(Surface: PSDL_Surface; X, Y: integer; Color: LongWord; Font: THWFont; s: string): TSDL_Rect;
+var w, h: integer;
+ tmpsurf: PSDL_Surface;
+ clr: TSDL_Color;
+begin
+TTF_SizeText(Fontz[Font].Handle, PChar(s), w, h);
+Result.x:= X;
+Result.y:= Y;
+Result.w:= w + 6;
+Result.h:= h + 6;
+SDL_FillRect(Surface, @Result, 0);
+Result.w:= 1;
+Result.y:= Y + 1;
+Result.h:= h + 4;
+SDL_FillRect(Surface, @Result, cWhiteColor);
+Result.x:= X + w + 5;
+SDL_FillRect(Surface, @Result, cWhiteColor);
+Result.x:= X + 1;
+Result.w:= w + 4;
+Result.y:= Y;
+Result.h:= 1;
+SDL_FillRect(Surface, @Result, cWhiteColor);
+Result.y:= Y + h + 5;
+SDL_FillRect(Surface, @Result, cWhiteColor);
+Result.x:= X + 1;
+Result.y:= Y + 1;
+Result.h:= h + 4;
+SDL_FillRect(Surface, @Result, cColorNearBlack);
+SDL_GetRGB(Color, Surface.format, @clr.r, @clr.g, @clr.b);
+tmpsurf:= TTF_RenderText_Blended(Fontz[Font].Handle, PChar(s), clr);
+Result.x:= X + 3;
+Result.y:= Y + 3;
+SDL_UpperBlit(tmpsurf, nil, Surface, @Result);
+SDL_FreeSurface(tmpsurf);
+Result.x:= X;
+Result.y:= Y;
+Result.w:= w + 6;
+Result.h:= h + 6
+end;
+
+procedure StoreLoad;
+var i: TStuff;
+ ii: TSprite;
+ fi: THWFont;
+ s: string;
+ tmpsurf: PSDL_Surface;
+
+ procedure WriteNames(Font: THWFont);
+ var Team: PTeam;
+ i: integer;
+ r: TSDL_Rect;
+ begin
+ r.x:= 0;
+ r.y:= 272;
+ Team:= TeamsList;
+ while Team<>nil do
+ begin
+ r.w:= 1968;
+ r:= WriteInRoundRect(StoreSurface, r.x, r.y, Team.Color, Font, Team.TeamName);
+ Team.NameRect:= r;
+ inc(r.y, r.h);
+ for i:= 0 to 7 do
+ if Team.Hedgehogs[i].Gear<>nil then
+ begin
+ r:= WriteInRoundRect(StoreSurface, r.x, r.y, Team.Color, Font, Team.Hedgehogs[i].Name);
+ Team.Hedgehogs[i].NameRect:= r;
+ inc(r.y, r.h)
+ end;
+ Team:= Team.Next
+ end;
+ end;
+
+ procedure MakeCrossHairs;
+ var Team: PTeam;
+ r: TSDL_Rect;
+ tmpsurf: PSDL_Surface;
+ s: string;
+ TransColor: Longword;
+ begin
+ r.x:= 0;
+ r.y:= 256;
+ r.w:= 16;
+ r.h:= 16;
+ s:= Pathz[ptGraphics] + cCHFileName;
+ WriteToConsole(msgLoading + s + ' ');
+ tmpsurf:= IMG_Load(PChar(s));
+ TryDo(tmpsurf <> nil, msgFailed, true);
+ WriteLnToConsole(msgOK);
+ TransColor:= SDL_MapRGB(tmpsurf.format, $FF, $FF, $FF);
+ TryDo(SDL_SetColorKey(tmpsurf, SDL_SRCCOLORKEY, TransColor) = 0, errmsgTransparentSet, true);
+
+ Team:= TeamsList;
+ while Team<>nil do
+ begin
+ SDL_FillRect(StoreSurface, @r, Team.Color);
+ SDL_UpperBlit(tmpsurf, nil, StoreSurface, @r);
+ Team.CrossHairRect:= r;
+ inc(r.x, 16);
+ Team:= Team.Next
+ end;
+
+ SDL_FreeSurface(tmpsurf)
+ end;
+
+ procedure InitHealth;
+ var p: PTeam;
+ i, t: integer;
+ begin
+ p:= TeamsList;
+ t:= 0;
+ while p <> nil do
+ begin
+ for i:= 0 to cMaxHHIndex do
+ if p.Hedgehogs[i].Gear <> nil then
+ begin
+ p.Hedgehogs[i].HealthRect.y:= t;
+ RenderHealth(p.Hedgehogs[i]);
+ inc(t, p.Hedgehogs[i].HealthRect.h)
+ end;
+ p:= p.Next
+ end
+ end;
+
+ procedure LoadGraves;
+ var p: PTeam;
+ l: integer;
+ begin
+ p:= TeamsList;
+ l:= 512;
+ while p <> nil do
+ begin
+ dec(l, 32);
+ if p.GraveName = '' then p.GraveName:= 'Simple';
+ LoadToSurface(Pathz[ptGraves] + p.GraveName + '.png', StoreSurface, l, 512);
+ p.GraveRect.x:= l;
+ p.GraveRect.y:= 512;
+ p.GraveRect.w:= 32;
+ p.GraveRect.h:= 256;
+ p:= p.Next
+ end
+ end;
+
+ procedure GetSkyColor;
+ var p: Longword;
+ begin
+ if SDL_MustLock(StoreSurface) then
+ SDLTry(SDL_LockSurface(StoreSurface) >= 0, true);
+ p:= Longword(StoreSurface.pixels) + Word(StuffPoz[sSky].x) * StoreSurface.format.BytesPerPixel;
+ case StoreSurface.format.BytesPerPixel of
+ 1: cSkyColor:= PByte(p)^;
+ 2: cSkyColor:= PWord(p)^;
+ 3: cSkyColor:= (PByte(p)^) or (PByte(p + 1)^ shl 8) or (PByte(p + 2)^ shl 16);
+ 4: cSkyColor:= PLongword(p)^;
+ end;
+ if SDL_MustLock(StoreSurface) then
+ SDL_UnlockSurface(StoreSurface)
+ end;
+
+ procedure GetExplosionBorderColor;
+ var f: textfile;
+ c: integer;
+ begin
+ s:= Pathz[ptThemeCurrent] + cThemeCFGFilename;
+ WriteToConsole(msgLoading + s + ' ');
+ AssignFile(f, s);
+ {$I-}
+ Reset(f);
+ Readln(f, s);
+ Closefile(f);
+ {$I+}
+ TryDo(IOResult = 0, msgFailed, true);
+ WriteLnToConsole(msgOK);
+ val(s, cExplosionBorderColor, c);
+ if cFullScreen then
+ cExplosionBorderColor:= SDL_MapRGB(PixelFormat, (cExplosionBorderColor shr 16) and $FF,
+ (cExplosionBorderColor shr 8) and $FF,
+ cExplosionBorderColor and $FF)
+ else
+ cExplosionBorderColor:= SDL_MapRGB(LandSurface.format, (cExplosionBorderColor shr 16) and $FF,
+ (cExplosionBorderColor shr 8) and $FF,
+ cExplosionBorderColor and $FF)
+ end;
+
+begin
+for fi:= Low(THWFont) to High(THWFont) do
+ with Fontz[fi] do
+ begin
+ s:= Pathz[ptFonts] + Name;
+ WriteToConsole(msgLoading + s + ' ');
+ Handle:= TTF_OpenFont(PChar(s), Height);
+ TryDo(Handle <> nil, msgFailed, true);
+ WriteLnToConsole(msgOK)
+ end;
+AddProgress;
+s:= Pathz[ptMapCurrent] + cLandFileName;
+WriteToConsole(msgLoading + s + ' '); // загружаем текущее поле
+//tmpsurf:= IMG_Load(PChar(s));
+tmpsurf:= LandSurface;
+TryDo(tmpsurf <> nil, msgFailed, true);
+if cFullScreen then
+ begin
+ LandSurface:= SDL_DisplayFormat(tmpsurf);
+ SDL_FreeSurface(tmpsurf);
+ end else LandSurface:= tmpsurf;
+TryDo(SDL_SetColorKey(LandSurface, SDL_SRCCOLORKEY or SDL_RLEACCEL, 0) = 0, errmsgTransparentSet, true);
+WriteLnToConsole(msgOK);
+
+GetExplosionBorderColor;
+
+AddProgress;
+for i:= Low(TStuff) to High(TStuff) do
+ LoadToSurface(Pathz[StuffLoadData[i].Path] + StuffLoadData[i].FileName, StoreSurface, StuffPoz[i].x, StuffPoz[i].y);
+
+AddProgress;
+WriteNames(fnt16);
+MakeCrosshairs;
+LoadGraves;
+
+GetSkyColor;
+
+AddProgress;
+for ii:= Low(TSprite) to High(TSprite) do
+ with SpritesData[ii] do
+ begin
+ Surface:= LoadImage(Pathz[Path] + FileName);
+ TryDo(SDL_SetColorKey(Surface, SDL_SRCCOLORKEY or SDL_RLEACCEL, 0) = 0, errmsgTransparentSet, true)
+ end;
+
+AddProgress;
+tmpsurf:= LoadImage(Pathz[ptGraphics] + cHHFileName);
+HHSurface:= SDL_DisplayFormat(tmpsurf);
+SDL_FreeSurface(tmpsurf);
+TryDo(SDL_SetColorKey(HHSurface, SDL_SRCCOLORKEY or SDL_RLEACCEL, 0) = 0, errmsgTransparentSet, true);
+
+InitHealth;
+
+{$IFDEF DUMP}
+SDL_SaveBMP_RW(LandSurface, SDL_RWFromFile('LandSurface.bmp', 'wb'), 1);
+SDL_SaveBMP_RW(StoreSurface, SDL_RWFromFile('StoreSurface.bmp', 'wb'), 1);
+SDL_SaveBMP_RW(TempSurface, SDL_RWFromFile('TempSurface.bmp', 'wb'), 1);
+{$ENDIF}
+end;
+
+procedure DrawFromRect(X, Y: integer; r: PSDL_Rect; SourceSurface, DestSurface: PSDL_Surface);
+var rr: TSDL_Rect;
+begin
+rr.x:= X;
+rr.y:= Y;
+rr.w:= r.w;
+rr.h:= r.h;
+if SDL_UpperBlit(SourceSurface, r, DestSurface, @rr) < 0 then
+ begin
+ Writeln('Blit: ', SDL_GetError);
+ exit
+ end;
+end;
+
+procedure DrawGear(Stuff: TStuff; X, Y: integer; Surface: PSDL_Surface);
+begin
+DrawFromRect(X, Y, @StuffPoz[Stuff], StoreSurface, Surface)
+end;
+
+procedure DrawSpriteFromRect(r: TSDL_Rect; X, Y, Height, Position: integer; Surface: PSDL_Surface);
+begin
+r.y:= r.y + Height * Position;
+r.h:= Height;
+DrawFromRect(X, Y, @r, StoreSurface, Surface)
+end;
+
+procedure DrawSprite(Sprite: TSprite; X, Y, Position: integer; Surface: PSDL_Surface);
+var r: TSDL_Rect;
+begin
+r.x:= 0;
+r.w:= SpritesData[Sprite].Width;
+r.y:= Position * SpritesData[Sprite].Height;
+r.h:= SpritesData[Sprite].Height;
+DrawFromRect(X, Y, @r, SpritesData[Sprite].Surface, Surface)
+end;
+
+procedure DXOutText(X, Y: Integer; Font: THWFont; s: string; Surface: PSDL_Surface);
+var clr: TSDL_Color;
+ tmpsurf: PSDL_Surface;
+ r: TSDL_Rect;
+begin
+r.x:= X;
+r.y:= Y;
+SDL_GetRGB(cWhiteColor, PixelFormat, @clr.r, @clr.g, @clr.b);
+tmpsurf:= TTF_RenderText_Solid(Fontz[Font].Handle, PChar(s), clr);
+SDL_UpperBlit(tmpsurf, nil, Surface, @r);
+SDL_FreeSurface(tmpsurf)
+end;
+
+procedure DrawLand(X, Y: integer; Surface: PSDL_Surface);
+const r: TSDL_Rect = (x: 0; y: 0; w: 2048; h: 1024);
+begin
+DrawFromRect(X, Y, @r, LandSurface, Surface)
+end;
+
+procedure DrawCaption(X, Y: integer; Rect: TSDL_Rect; Surface: PSDL_Surface; const fromTempSurf: boolean = false);
+begin
+if fromTempSurf then DrawFromRect(X - (Rect.w) div 2, Y, @Rect, TempSurface, Surface)
+ else DrawFromRect(X - (Rect.w) div 2, Y, @Rect, StoreSurface, Surface)
+end;
+
+procedure DrawHedgehog(X, Y: integer; Dir: integer; Pos, Step: LongWord; Surface: PSDL_Surface);
+var r: TSDL_Rect;
+begin
+r.x:= Step * 32;
+r.y:= Pos * 32;
+if Dir = -1 then r.x:= cHHSurfaceWidth - 32 - r.x;
+r.w:= 32;
+r.h:= 32;
+DrawFromRect(X, Y, @r, HHSurface, Surface)
+end;
+
+procedure StoreRelease;
+var ii: TSprite;
+begin
+for ii:= Low(TSprite) to High(TSprite) do
+ SDL_FreeSurface(SpritesData[ii].Surface);
+SDL_FreeSurface( HHSurface );
+SDL_FreeSurface(TempSurface );
+SDL_FreeSurface(LandSurface );
+SDL_FreeSurface(StoreSurface )
+end;
+
+procedure RenderHealth(var Hedgehog: THedgehog);
+var s: string;
+begin
+str(Hedgehog.Gear.Health, s);
+Hedgehog.HealthRect:= WriteInRoundRect(TempSurface, Hedgehog.HealthRect.x, Hedgehog.HealthRect.y, Hedgehog.Team.Color, fnt16, s);
+if Hedgehog.Gear.Damage > 0 then
+ begin
+ str(Hedgehog.Gear.Damage, s);
+ Hedgehog.HealthTagRect:= WriteInRoundRect(TempSurface, Hedgehog.HealthRect.x + Hedgehog.HealthRect.w, Hedgehog.HealthRect.y, Hedgehog.Team.Color, fnt16, s)
+ end;
+end;
+
+function RenderString(var s: shortstring; Color, Pos: integer): TSDL_Rect;
+begin
+Result:= WriteInRoundRect(TempSurface, 64, Pos * Fontz[fntBig].Height, Color, fntBig, s);
+end;
+
+procedure AddProgress;
+const Step: Longword = 0;
+ ProgrSurf: PSDL_Surface = nil;
+ MaxCalls = 10; // MaxCalls should be the count of calls to AddProgress to prevent memory leakage
+var r: TSDL_Rect;
+begin
+if Step = 0 then
+ begin
+ WriteToConsole(msgLoading + 'progress sprite... ');
+ ProgrSurf:= IMG_Load(PChar(string('Data\Graphics\BigDigits.png')));
+ SDLTry(ProgrSurf <> nil, true);
+ WriteLnToConsole(msgOK)
+ end;
+SDL_FillRect(SDLPrimSurface, nil, 0);
+r.x:= 0;
+r.w:= 32;
+r.h:= 32;
+r.y:= Step * 32;
+DrawFromRect(cScreenWidth div 2 - 16, cScreenHeight div 2 - 16, @r, ProgrSurf, SDLPrimSurface);
+SDL_Flip(SDLPrimSurface);
+inc(Step);
+if Step = MaxCalls then
+ begin
+ WriteLnToConsole('Freeing progress surface... ');
+ SDL_FreeSurface(ProgrSurf)
+ end;
+end;
+
+function LoadImage(filename: string): PSDL_Surface;
+begin
+WriteToConsole(msgLoading + filename + '... ');
+Result:= IMG_Load(PChar(filename));
+TryDo(Result <> nil, msgFailed, true);
+WriteLnToConsole(msgOK)
+end;
+
+end.