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GameTools.p
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GameTools.p
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unit GameTools;
interface
uses
Sound, QDOffscreen, Globals, Tools, GameGlobals,
Resources, ToolUtils, Icons, palettes, Fonts;
function CheckSect (SCR, LRP, tolerance: integer; var Idea: integer): boolean;
procedure AddUpRect (r: Rect);
procedure EnterLevel (level: integer);
procedure DisposeLevel;
procedure DoControl;
procedure ShowMessage (TheMessage: string; h, v, Size: integer);
procedure ShowBgMessage (TheMessage: string; h, v, Size: integer;bg,fg:RGBColor);
procedure PreLoadSprites;
procedure FreeSpriteMem(HowMuch:Size);
procedure PlotSprite (ID: integer; Where: Rect);
procedure BlitToScreen;
procedure DrawInstr;
procedure SetCLUT;
procedure ScreenBlood(pro:integer;R,G,B:boolean);
procedure RemoveBlood(pro:integer);
procedure KillEngine;
procedure PlaySound (ID: integer);
procedure Engine (Speed: integer);
implementation
var Toggle: boolean;
procedure SetCLUT;
var
i:integer;
OldClut,FadeClut:CtabHandle;
begin
if TheScreen^^.gdType <> fixedType then
begin
SetGDevice(TheScreen);
oldClut:=ScreenCT;
fadeCLUT := TheScreen^^.gdPMap^^.pmTable;
for i := 0 to fadeClut^^.ctSize do
begin
fadeClut^^.ctTable[i].rgb.Red := oldClut^^.ctTable[i].rgb.Red;
fadeClut^^.ctTable[i].rgb.Blue := oldClut^^.ctTable[i].rgb.Blue;
fadeClut^^.ctTable[i].rgb.Green := oldClut^^.ctTable[i].rgb.Green;
end;
SetEntries(0, fadeClut^^.ctSize - 1, FadeCLUT^^.ctTable);
StandartCLUT:=True;
end;
end;
procedure ScreenBlood(pro:integer;R,G,B:boolean);
var fadeClut:ctabhandle;
i,i2:integer;
begin
if TheScreen^^.gdType <> fixedType then
begin
SetGDevice(TheScreen);
StandartCLUT:=FALSE;
fadeCLUT := TheScreen^^.gdPMap^^.pmTable;
for i2:=1 to pro do
for i := 0 to fadeClut^^.ctSize do
begin
if R then
begin
if (fadeClut^^.ctTable[i].rgb.Red > 2000) or (fadeClut^^.ctTable[i].rgb.Red < 0) then
fadeClut^^.ctTable[i].rgb.Red := fadeClut^^.ctTable[i].rgb.Red - 2000;
end
else
if (fadeClut^^.ctTable[i].rgb.Red >= 0) or (fadeClut^^.ctTable[i].rgb.Red < -6000) then
fadeClut^^.ctTable[i].rgb.Red := fadeClut^^.ctTable[i].rgb.Red + 1000;
if G then
begin
if (fadeClut^^.ctTable[i].rgb.Green > 2000) or (fadeClut^^.ctTable[i].rgb.Green < 0) then
fadeClut^^.ctTable[i].rgb.Green := fadeClut^^.ctTable[i].rgb.Green - 2000;
end
else
if (fadeClut^^.ctTable[i].rgb.Green >= 0) or (fadeClut^^.ctTable[i].rgb.Green < -6000) then
fadeClut^^.ctTable[i].rgb.Green := fadeClut^^.ctTable[i].rgb.Green + 1000;
if B then
begin
if (fadeClut^^.ctTable[i].rgb.Blue > 2000) or (fadeClut^^.ctTable[i].rgb.Blue < 0) then
fadeClut^^.ctTable[i].rgb.Blue := fadeClut^^.ctTable[i].rgb.Blue - 2000;
end
else
if (fadeClut^^.ctTable[i].rgb.Blue >= 0) or (fadeClut^^.ctTable[i].rgb.Blue < -6000) then
fadeClut^^.ctTable[i].rgb.Blue := fadeClut^^.ctTable[i].rgb.Blue + 1000;
end;
SetEntries(0, fadeCLUT^^.ctSize-1, FadeCLUT^^.ctTable);
end;
end;
procedure RemoveBlood(pro:integer);
var
fadeClut, oldCLUT:ctabhandle;
i,i2:integer;
begin
if TheScreen^^.gdType <> fixedType then
begin
SetGDevice(TheScreen);
oldClut:=GetCTable(1000+Depth);
fadeCLUT := TheScreen^^.gdPMap^^.pmTable;
for i2:=1 to pro do
for i := 0 to fadeClut^^.ctSize do
begin
if (fadeClut^^.ctTable[i].rgb.Red < oldClut^^.ctTable[i].rgb.Red) or ((fadeClut^^.ctTable[i].rgb.Red < 0) and (oldClut^^.ctTable[i].rgb.Red > 0)) then
fadeClut^^.ctTable[i].rgb.Red := fadeClut^^.ctTable[i].rgb.Red + 2000
else
fadeClut^^.ctTable[i].rgb.Red := oldClut^^.ctTable[i].rgb.Red;
if (fadeClut^^.ctTable[i].rgb.Green < oldClut^^.ctTable[i].rgb.Green) or ((fadeClut^^.ctTable[i].rgb.Green < 0) and (oldClut^^.ctTable[i].rgb.Green > 0)) then
fadeClut^^.ctTable[i].rgb.Green := fadeClut^^.ctTable[i].rgb.Green + 2000
else
fadeClut^^.ctTable[i].rgb.Green := oldClut^^.ctTable[i].rgb.Green;
if (fadeClut^^.ctTable[i].rgb.Blue < oldClut^^.ctTable[i].rgb.Blue) or ((fadeClut^^.ctTable[i].rgb.Blue < 0) and (oldClut^^.ctTable[i].rgb.Blue > 0)) then
fadeClut^^.ctTable[i].rgb.Blue := fadeClut^^.ctTable[i].rgb.Blue + 2000
else
fadeClut^^.ctTable[i].rgb.Blue := oldClut^^.ctTable[i].rgb.Blue;
end;
SetEntries(0, fadeCLUT^^.ctSize - 1, FadeCLUT^^.ctTable);
end;
end;
procedure AddUpRect (r: Rect);
begin
RectCount := RectCount + 1;
URects[rectCount] := r;
end;
procedure DrawInstr;
var
DrawRect:Rect;
ScoreString, NumStr: Str255;
myIcon:CIconHandle;
begin
SetPort(RaceWindow);
SetGWorld(CGrafPtr(RaceWindow),nil);
SetRect(DrawRect, 0, 480 - 100, 100, 480);
DrawPicture(GetPicture(1000), DrawRect);
SetRect(DrawRect, 100, 480 - 32, 620 , 480);
myIcon:=GetCIcon(1000);
PlotCIcon(DrawRect,myIcon);
DisposeCIcon(myIcon);
SetRect(DrawRect,310,480-28,610,480+2);
DrawPicture(GetPicture(1001), DrawRect);
GetIndString(ScoreString, 2000, 5);
ShowBgMessage(ScoreString, 620 - 210,480-10, 12,Sb,Sf);
GetIndString(ScoreString, 2000, 2);
NumToString(Lives, NumStr);
ShowBgMessage(ScoreString, 620 - 290,480-10, 12,Sb,Sf);
ShowBgMessage(NumStr, 620 - 250, 480-10, 12,Sb,Sf);
GetIndString(ScoreString, 2000, 1);
NumToString(Score, NumStr);
ShowBgMessage(ScoreString, 620 - 110, 480-10, 12,Sb,Sf);
ShowBgMessage(NumStr, 620 - 65, 480-10, 12,Sb,Sf);
if (MultiBonus < 0)then
begin
SetRect(DrawRect, 620 - 135, 480-22, 620 - 117, 480-4);
myIcon:=GetCIcon(1040 + abs(multiBonus));
PlotCIcon(DrawRect,myIcon);
DisposeCicon(myIcon);
end;
end;
procedure BlitToScreen;
var BlitRect:Rect;
begin
if TheScreen^^.gdPMap^^.pmTable^^.ctseed <> GetGworldPixMap(Screenworld)^^.pmTable^^.ctseed then
begin
if StandartClut then
SetCLUT;
TheScreen^^.gdPMap^^.pmTable^^.ctseed := GetGworldPixMap(Screenworld)^^.pmTable^^.ctseed;
end;
SetRect(BlitRect, 0, 0, 620, 480 - 100);
SetGWorld(CGrafPtr(RaceWindow), TheScreen);
CopyBits(BitMapHandle(GetGWorldPixMap(Screenworld))^^, RaceWindow^.portbits, BlitRect, BlitRect, srcCopy, nil);
SetRect(BlitRect, 0, 480 - 100, 620, 480 - 20);
CopyBits(BitMapHandle(GetGWorldPixMap(Screenworld))^^, RaceWindow^.portbits, BlitRect, BlitRect, srcCopy, clip);
end;
function CheckSect (SCR, LRP, tolerance: integer; var Idea: integer): boolean;
begin
if SCR > 0 then
begin
if (Data^^[SCR][1] + tolerance >= LRP) then
begin
CheckSect := true;
Idea := 1;
end
else if (Data^^[SCR][4] - tolerance <= LRP) then
begin
CheckSect := true;
Idea := -1;
end
else if ((Data^^[SCR][2] - tolerance <= LRP) and (Data^^[SCR][2] <> Data^^[SCR][3]) and (Data^^[SCR][3] + tolerance >= LRP)) then
begin
CheckSect := true;
if LRP - Data^^[SCR][2] < Data^^[SCR][3] - LRP then
Idea := -1
else
Idea := 1;
end
else
CheckSect := False;
end
else
CheckSect := False;
end;
procedure EnterLevel (level: integer);
var
i: integer;
DrawingRect:Rect;
begin
Scroll := 0;
BackScroll := 0;
Jump := 0;
MaxJump := 0;
OldScroll := -240;
LastObj := 0;
CarDirection := 0;
Wait := 45;
OldSpeed := 0;
UDSpeed := 0;
LRSpeed := 0;
UDPos := 480 - GamePrefs^^.Offset - 16;
LRPos := (310) - 16;
for i := 1 to 10 do
Animations[i].on := False;
for i := 1 to 100 do
ItemInfo[i] := ObjSoft(0);
DeadCount := 0;
Dead := false;
BrakeDone := true;
DoneCount := 0;
oldBonus:=-1;
GamePause:=false;
SetRect(CarRect,0,0,0,0);
Info := LevelHandle(GetResource('INFO', 1000 - 1 + Level mod 10));
RoadColData:=GetResource('CCOL',Info^^.RoadID);
Rebirthes := RebHandle(GetResource('RSET', Info^^.DataID));
MyRoad := RoadHandle(GetResource('ROAD', Info^^.RoadID));
Items := ObHandle(GetResource('OBJS', Info^^.ObjID));
Data := DataHandle(GetResource('LEVL', Info^^.DataID));
for i:=1 to ((Level-1) div 10) do
Info^^.Bonus:=Info^^.Bonus-120 div i;
MultiBonus := abs(random mod 3) + 1;
BonPos := trunc(abs(random) * ((Info^^.Stopat - 360) / maxint))+200;
if not (Data^^[BonPos][2] = Data^^[BonPos][3]) then
if Data^^[BonPos][2] - Data^^[BonPos][1] > Data^^[BonPos][4] - Data^^[BonPos][3] then
BonLR := Data^^[BonPos][1] + (Data^^[BonPos][2] - Data^^[BonPos][1]) div 2 - 16
else
BonLR := Data^^[BonPos][3] + (Data^^[BonPos][4] - Data^^[BonPos][3]) div 2 - 16
else
BonLR := Data^^[BonPos][1] + (Data^^[BonPos][4] - Data^^[BonPos][1]) div 2;
DrawInstr;
if BitTst(@GamePrefs^^.GrafFlags, 3) then
begin
SetGworld(BackWorld, nil);
SetRect(DrawingRect, 0, -44, GamePrefs^^.TextureSize, 480);
FillCRect(DrawingRect, GetPixPat(MyRoad^^.BackPat));
end;
end;
procedure DisposeLevel;
begin
HUnLock(Handle(EffectAChannel^.userInfo));
HUnLock(Handle(EffectBChannel^.userInfo));
ReleaseResource(Handle(Info));
ReleaseResource(Handle(Rebirthes));
ReleaseResource(Handle(Items));
ReleaseResource(Handle(MyRoad));
ReleaseResource(Handle(Data));
end;
procedure DoControl;
var
Keys: packed array[1..128] of boolean;
begin
GetKeys(KeyMap(Keys));
AccKey := Keys[GameKeys^^.AccCode];
BrakKey := Keys[GameKeys^^.BrakCode];
LKey := Keys[GameKeys^^.LCode];
RKey := Keys[GameKeys^^.RCode];
end;
procedure ShowMessage (TheMessage: string; h, v, Size: integer);
var
update: Rect;
begin
TextSize(Size);
TextFont(systemFont);
RGBForeColor(RGB(1074,2015,21724));
SetRect(Update, h, v - Size, h + StringWidth(TheMessage), v + Size div 4);
AddUpRect(update);
MoveTo(h, v);
DrawString(TheMessage);
ForeColor(BlackColor);
end;
procedure ShowBgMessage (TheMessage: string; h, v, Size: integer;bg,fg:RGBColor);
begin
TextSize(Size);
TextMode(srcCopy);
TextFont(200);
RGBBackColor(bg);
RGBForeColor(fg);
MoveTo(h, v);
DrawString(TheMessage);
TextSize(12);
TextMode(srcOr);
BackColor(WhiteColor);
ForeColor(BlackColor);
end;
procedure LoadSprite(ID:integer);
var myIcon:CiconHandle;
begin
if (Sprites[ID].SpriteWorld=nil) then begin
myIcon := GetCIcon(ID);
ReleaseResource(GetResource('cicn',ID));
Sprites[ID].MaskPort:=GrafPtr(NewPtr(sizeOf(GrafPort)));
OpenPort(Sprites[ID].MaskPort);
Sprites[ID].MaskPort^.portBits.bounds:=myIcon^^.iconMask.bounds;
Sprites[ID].MaskPort^.portBits.rowbytes:=myIcon^^.iconMask.rowbytes;
Sprites[ID].MaskPort^.portBits.baseAddr:=NewPtr(myIcon^^.iconMask.rowbytes*(myIcon^^.iconMask.bounds.bottom-myIcon^^.iconMask.bounds.top));
SetPort(Sprites[ID].MaskPort);
PlotCIcon(myIcon^^.iconMask.bounds,myIcon);
DoError(NewGWorld(Sprites[ID].SpriteWorld, Depth, Sprites[ID].MaskPort^.portBits.bounds, ScreenCT, nil, 0));
SetGWorld(Sprites[ID].SpriteWorld,nil);
if LockPixels(GetGWorldPixMap(Sprites[ID].SpriteWorld)) then
PlotCIcon(Sprites[ID].MaskPort^.portBits.bounds,myIcon);
UnlockPixels(GetGWorldPixMap(Sprites[ID].SpriteWorld));
DisposeCIcon(myIcon);
SetGWorld(Screenworld,nil);
end;
end;
procedure DisposeSprite(ID:integer);
begin
if Sprites[ID].SpriteWorld<>nil then
begin
DisposeGWorld(Sprites[ID].SpriteWorld);
Sprites[ID].SpriteWorld:=nil;
DisposePtr(Sprites[ID].MaskPort^.portBits.baseAddr);
ClosePort(Sprites[ID].MaskPort);
end;
end;
procedure PreLoadSprites;
type
list=array[1..maxint] of integer;
ListPtr=^List;
ListHandle=^ListPtr;
var
count:integer;
LoadList:listHandle;
Cursors:array [1..4] of CCrsrHandle;
begin
for count:=1 to 4 do
begin
Cursors[count]:=GetCCursor(1000-1+count);
ReleaseResource(GetResource('crsr',1000-1+count));
end;
LoadList:=ListHandle(GetResource('PrLd',1000));
count:=1;
ShowCursor;
while count*2<=GetHandleSize(Handle(LoadList)) do
begin
SetCCursor(Cursors[count mod 4+1]);
LoadSprite(LoadList^^[count]);
count:=count+1;
end;
SetCursor(qd.arrow);
ObscureCursor;
end;
procedure FreeSpriteMem(HowMuch:Size);
type
list=array[1..maxint] of integer;
ListPtr=^List;
ListHandle=^ListPtr;
var
count:integer;
DispList:listHandle;
begin
DispList:=ListHandle(GetResource('PrLd',2000));
count:=0;
while (FreeMem<HowMuch) and (count<100) do
begin
DisposeSprite(DispList^^[abs(random mod 103)+1]);
count:=count+1;
end;
end;
procedure PlotSprite (ID: integer; Where: Rect);
var
ScreenSize: Rect;
begin
SetRect(ScreenSize, 0, 0, 620, 480);
if SectRect(Where, ScreenSize, ScreenSize) then
begin
if Sprites[ID].SpriteWorld= nil then
LoadSprite(ID);
GetGWorldPixmap(Sprites[ID].SpriteWorld)^^.pmTable^^.ctseed:=GetGWorldPixmap(Screenworld)^^.pmTable^^.ctseed;
CopyMask(BitMapHandle(GetGworldPixMap(Sprites[ID].SpriteWorld))^^, Sprites[ID].MaskPort^.portBits, BitMapHandle(GetGworldPixMap(Screenworld))^^, Sprites[ID].MaskPort^.portBits.bounds, Sprites[ID].MaskPort^.portBits.bounds, where)
end;
end;
procedure PlaySound (ID: integer);
var
Chan: SndChannelPtr;
Com: sndCommand;
begin
if BitTst(@GamePrefs^^.GrafFlags,4) and not SoundDisable then
begin
if Toggle = True then
chan := EffectAChannel
else
chan := EffectBChannel;
com.cmd:=quietcmd;
DoError(SndDoImmediate(chan, com));
HUnLock(Handle(chan^.userInfo));
HLock(GetResource('snd ',ID));
DoError(SndPlay(chan, sndListHandle(GetResource('snd ',ID)), True));
chan^.userInfo:=longint(GetResource('snd ',ID));
if Toggle = True then
Toggle := False
else
Toggle := True;
end;
end;
procedure Engine (Speed: integer);
var
cmd: sndCommand;
begin
if BitTst(@GamePrefs^^.GrafFlags,5) and not SoundDisable then
begin
cmd.cmd:=FlushCmd;
DoError(SndDoImmediate(EngineChannel, cmd));
cmd.cmd := RateCmd;
cmd.Param2 := round(((speed+random mod 2) / 50) * 8000 + 1000);
DoError(SndDoImmediate(EngineChannel, cmd));
cmd.cmd := ampCmd;
cmd.Param1 := round(((speed+random mod 3) / 50) * 205 + 50);
DoError(SndDoImmediate(EngineChannel, cmd));
if Speed<>0 then
DoError(SndPlay(EngineChannel, sndListHandle(EngineChannel^.userInfo), True));
end;
end;
procedure KillEngine;
var
cmd: sndCommand;
begin
cmd.cmd:=quietCmd;
DoError(SndDoImmediate(EngineChannel, cmd));
end;
end.