(*
* Hedgewars, a worms-like game
* Copyright (c) 2004-2007 Andrey Korotaev <unC0Rr@gmail.com>
*
* 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 2 of the License
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*)
unit uWorld;
interface
uses SDLh, uGears, uConsts, uFloat;
{$INCLUDE options.inc}
const WorldDx: LongInt = -512;
WorldDy: LongInt = -256;
procedure InitWorld;
procedure DrawWorld(Lag: LongInt; Surface: PSDL_Surface);
procedure AddCaption(s: string; Color: Longword; Group: TCapGroup);
{$IFDEF COUNTTICKS}
var cntTicks: LongWord;
{$ENDIF}
var FollowGear: PGear = nil;
WindBarWidth: LongInt = 0;
bShowAmmoMenu: boolean = false;
bSelected: boolean = false;
bShowFinger: boolean = false;
Frames: Longword = 0;
implementation
uses uStore, uMisc, uTeams, uIO, uConsole, uKeys, uLocale, uSound;
const hwFloatTicks: Longword = 0;
FPS: Longword = 0;
CountTicks: Longword = 0;
SoundTimerTicks: Longword = 0;
prevPoint: TPoint = (X: 0; Y: 0);
type TCaptionStr = record
Surf: PSDL_Surface;
EndTime: LongWord;
end;
var cWaterSprCount: LongInt;
Captions: array[TCapGroup] of TCaptionStr;
AMxLeft, AMxCurr, SlotsNum: LongInt;
fpsSurface: PSDL_Surface;
procedure InitWorld;
begin
cWaterSprCount:= 1 + cScreenWidth div (SpritesData[sprWater].Width);
cGearScrEdgesDist:= Min(cScreenWidth div 2 - 100, cScreenHeight div 2 - 50);
SDL_WarpMouse(cScreenWidth div 2, cScreenHeight div 2);
prevPoint.X:= cScreenWidth div 2;
prevPoint.Y:= cScreenHeight div 2;
WorldDx:= - 1024 + cScreenWidth div 2;
WorldDy:= - 512 + cScreenHeight div 2;
AMxLeft:= cScreenWidth - 210;
AMxCurr:= cScreenWidth
end;
procedure ShowAmmoMenu(Surface: PSDL_Surface);
const MENUSPEED = 15;
var x, y, i, t: LongInt;
Slot, Pos: LongInt;
begin
if (TurnTimeLeft = 0) or KbdKeyPressed then bShowAmmoMenu:= false;
if bShowAmmoMenu then
begin
if AMxCurr = cScreenWidth then prevPoint.X:= 0;
if AMxCurr > AMxLeft then dec(AMxCurr, MENUSPEED);
end else
begin
if AMxCurr = AMxLeft then
begin
CursorPoint.X:= cScreenWidth div 2;
CursorPoint.Y:= cScreenHeight div 2;
prevPoint:= CursorPoint;
SDL_WarpMouse(CursorPoint.X, CursorPoint.Y)
end;
if AMxCurr < cScreenWidth then inc(AMxCurr, MENUSPEED);
end;
if CurrentTeam = nil then exit;
Slot:= 0;
Pos:= -1;
with CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog] do
begin
if Ammo = nil then exit;
SlotsNum:= 0;
x:= AMxCurr;
y:= cScreenHeight - 40;
dec(y);
DrawSprite(sprAMBorders, x, y, 0, Surface);
dec(y);
DrawSprite(sprAMBorders, x, y, 1, Surface);
dec(y, 33);
DrawSprite(sprAMSlotName, x, y, 0, Surface);
for i:= cMaxSlotIndex downto 0 do
if Ammo^[i, 0].Count > 0 then
begin
if (CursorPoint.Y >= y - 33) and (CursorPoint.Y < y) then Slot:= i;
dec(y, 33);
inc(SlotsNum);
DrawSprite(sprAMSlot, x, y, 0, Surface);
DrawSprite(sprAMSlotKeys, x + 2, y + 1, i, Surface);
t:= 0;
while (t <= cMaxSlotAmmoIndex) and (Ammo^[i, t].Count > 0) do
begin
DrawSprite(sprAMAmmos, x + t * 33 + 35, y + 1, LongInt(Ammo^[i, t].AmmoType), Surface);
if (Slot = i) and (CursorPoint.X >= x + t * 33 + 35) and (CursorPoint.X < x + t * 33 + 68) then
begin
DrawSprite(sprAMSelection, x + t * 33 + 35, y + 1, 0, Surface);
Pos:= t;
end;
inc(t)
end
end;
dec(y, 1);
DrawSprite(sprAMBorders, x, y, 0, Surface);
if (Pos >= 0) then
if Ammo^[Slot, Pos].Count > 0 then
begin
DXOutText(AMxCurr + 10, cScreenHeight - 68, fnt16, trAmmo[Ammoz[Ammo^[Slot, Pos].AmmoType].NameId], Surface);
if Ammo^[Slot, Pos].Count < 10 then
DXOutText(AMxCurr + 175, cScreenHeight - 68, fnt16, chr(Ammo^[Slot, Pos].Count + 48) + 'x', Surface);
if bSelected then
begin
bShowAmmoMenu:= false;
SetWeapon(Ammo^[Slot, Pos].AmmoType);
bSelected:= false;
exit
end;
end;
end;
bSelected:= false;
if AMxLeft = AMxCurr then DrawSprite(sprArrow, CursorPoint.X, CursorPoint.Y, (hwFloatTicks shr 6) mod 8, Surface)
end;
procedure MoveCamera; forward;
procedure DrawWorld(Lag: LongInt; Surface: PSDL_Surface);
var i, t: LongInt;
r: TSDL_Rect;
team: PTeam;
tdx, tdy: Double;
grp: TCapGroup;
s: string[15];
procedure DrawRepeated(spr: TSprite; Shift: LongInt);
var i, w: LongInt;
begin
w:= SpritesData[spr].Width;
i:= Shift mod w;
if i > 0 then dec(i, w);
repeat
DrawSprite(spr, i, WorldDy + 1024 - SpritesData[spr].Height, 0, Surface);
inc(i, w)
until i > cScreenWidth
end;
begin
if not isPaused then MoveCamera;
// Sky
inc(hwFloatTicks, Lag);
if WorldDy > 0 then
begin
if WorldDy > cScreenHeight then r.h:= cScreenHeight
else r.h:= WorldDy;
r.x:= 0;
r.y:= 0;
r.w:= cScreenWidth;
SDL_FillRect(Surface, @r, cSkyColor)
end;
// background
DrawRepeated(sprSky, WorldDx * 3 div 8);
DrawRepeated(sprHorizont, WorldDx * 3 div 5);
// Waves
{$WARNINGS OFF}
for i:= -1 to cWaterSprCount do DrawSprite(sprWater, i * 256 + ((WorldDx + (hwFloatTicks shr 6) ) and $FF), cWaterLine + WorldDy - 64, 0, Surface);
for i:= -1 to cWaterSprCount do DrawSprite(sprWater, i * 256 + ((WorldDx - (hwFloatTicks shr 6) + 192) and $FF), cWaterLine + WorldDy - 48, 0, Surface);
{$WARNINGS ON}
DrawLand(WorldDx, WorldDy, Surface);
// Water
r.y:= WorldDy + cWaterLine + 32;
if r.y < cScreenHeight then
begin
if r.y < 0 then r.y:= 0;
r.h:= cScreenHeight - r.y;
r.x:= 0;
r.w:= cScreenWidth;
SDL_FillRect(Surface, @r, cWaterColor)
end;
DrawGears(Surface);
// Waves
{$WARNINGS OFF}
for i:= -1 to cWaterSprCount do DrawSprite(sprWater, i * 256 + ((WorldDx + (hwFloatTicks shr 6) + 64) and $FF), cWaterLine + WorldDy - 32, 0, Surface);
for i:= -1 to cWaterSprCount do DrawSprite(sprWater, i * 256 + ((WorldDx - (hwFloatTicks shr 6) + 128) and $FF), cWaterLine + WorldDy - 16, 0, Surface);
for i:= -1 to cWaterSprCount do DrawSprite(sprWater, i * 256 + ((WorldDx + (hwFloatTicks shr 6) ) and $FF), cWaterLine + WorldDy , 0, Surface);
{$WARNINGS ON}
// Turn time
if TurnTimeLeft <> 0 then
begin
i:= Succ(Pred(TurnTimeLeft) div 1000);
if i>99 then t:= 112
else if i>9 then t:= 96
else t:= 80;
DrawSprite(sprFrame, t, cScreenHeight - 48, 1, Surface);
while i > 0 do
begin
dec(t, 32);
DrawSprite(sprBigDigit, t, cScreenHeight - 48, i mod 10, Surface);
i:= i div 10
end;
DrawSprite(sprFrame, t - 4, cScreenHeight - 48, 0, Surface);
end;
// Attack bar
if CurrentTeam <> nil then
case AttackBar of
1: begin
r:= StuffPoz[sPowerBar];
{$WARNINGS OFF}
r.w:= (CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog].Gear^.Power * 256) div cPowerDivisor;
{$WARNINGS ON}
DrawSpriteFromRect(r, cScreenWidth - 272, cScreenHeight - 48, 16, 0, Surface);
end;
2: with CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog] do
begin
tdx:= hwSign(Gear^.dX) * Sin(Gear^.Angle * Pi / cMaxAngle);
tdy:= - Cos(Gear^.Angle * Pi / cMaxAngle);
for i:= (Gear^.Power * 24) div cPowerDivisor downto 0 do
DrawSprite(sprPower, Gear^.X.Round + system.round(WorldDx + tdx * (24 + i * 2)) - 16,
Gear^.Y.Round + system.round(WorldDy + tdy * (24 + i * 2)) - 12,
i, Surface)
end
end;
// Target
if TargetPoint.X <> NoPointX then DrawSprite(sprTargetP, TargetPoint.X + WorldDx - 16, TargetPoint.Y + WorldDy - 16, 0, Surface);
// Captions
i:= 8;
for grp:= Low(TCapGroup) to High(TCapGroup) do
with Captions[grp] do
if Surf <> nil then
begin
DrawCentered(cScreenWidth div 2, i + cConsoleYAdd, Surf, Surface);
inc(i, Surf^.h + 2);
if EndTime <= hwFloatTicks then
begin
SDL_FreeSurface(Surf);
Surf:= nil;
EndTime:= 0
end
end;
// Teams Healths
team:= TeamsList;
while team <> nil do
begin
r.x:= cScreenWidth div 2 - team^.NameTag^.w - 3;
r.y:= team^.DrawHealthY;
r.w:= team^.NameTag^.w;
r.h:= team^.NameTag^.h;
SDL_UpperBlit(team^.NameTag, nil, Surface, @r);
r:= team^.HealthRect;
r.w:= 2 + team^.TeamHealthBarWidth;
DrawFromStoreRect(cScreenWidth div 2,
Team^.DrawHealthY,
@r, Surface);
inc(r.x, cTeamHealthWidth + 2);
r.w:= 3;
DrawFromStoreRect(cScreenWidth div 2 + team^.TeamHealthBarWidth + 2,
Team^.DrawHealthY,
@r, Surface);
team:= team^.Next
end;
// Lag alert
if isInLag then DrawSprite(sprLag, 32, 32 + cConsoleYAdd, (hwFloatTicks shr 7) mod 7, Surface);
// Wind bar
DrawGear(sWindBar, cScreenWidth - 180, cScreenHeight - 30, Surface);
if WindBarWidth > 0 then
begin
with StuffPoz[sWindR] do
begin
{$WARNINGS OFF}
r.x:= x + 8 - (hwFloatTicks shr 6) mod 8;
{$WARNINGS ON}
r.y:= y;
r.w:= WindBarWidth;
r.h:= 13;
end;
DrawSpriteFromRect(r, cScreenWidth - 103, cScreenHeight - 28, 13, 0, Surface);
end else
if WindBarWidth < 0 then
begin
with StuffPoz[sWindL] do
begin
{$WARNINGS OFF}
r.x:= x + (WindBarWidth + hwFloatTicks shr 6) mod 8;
{$WARNINGS ON}
r.y:= y;
r.w:= - WindBarWidth;
r.h:= 13;
end;
DrawSpriteFromRect(r, cScreenWidth - 106 + WindBarWidth, cScreenHeight - 28, 13, 0, Surface);
end;
// AmmoMenu
if (AMxCurr < cScreenWidth) or bShowAmmoMenu then ShowAmmoMenu(Surface);
// Cursor
if isCursorVisible then
begin
if not bShowAmmoMenu then
with CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog] do
if (Gear^.State and gstHHChooseTarget) <> 0 then
begin
i:= Ammo^[CurSlot, CurAmmo].Pos;
with Ammoz[Ammo^[CurSlot, CurAmmo].AmmoType] do
if PosCount > 1 then
DrawSprite(PosSprite, CursorPoint.X - SpritesData[PosSprite].Width div 2,
CursorPoint.Y - SpritesData[PosSprite].Height div 2,
i, Surface);
end;
DrawSprite(sprArrow, CursorPoint.X, CursorPoint.Y, (hwFloatTicks shr 6) mod 8, Surface)
end;
{$IFDEF COUNTTICKS}
DXOutText(10, 10, fnt16, inttostr(cntTicks), Surface);
{$ENDIF}
if isPaused then DrawCentered(cScreenWidth div 2, cScreenHeight div 2, PauseSurface, Surface);
inc(Frames);
if cShowFPS then
begin
inc(CountTicks, Lag);
if CountTicks >= 1000 then
begin
FPS:= Frames;
Frames:= 0;
CountTicks:= 0;
s:= inttostr(FPS) + ' fps';
if fpsSurface <> nil then SDL_FreeSurface(fpsSurface);
fpsSurface:= TTF_RenderUTF8_Blended(Fontz[fnt16].Handle, Str2PChar(s), $FFFFFF);
end;
r.x:= cScreenWidth - 50;
r.y:= 10;
SDL_UpperBlit(fpsSurface, nil, Surface, @r)
end;
inc(SoundTimerTicks, Lag);
if SoundTimerTicks >= 50 then
begin
SoundTimerTicks:= 0;
if cVolumeDelta <> 0 then
begin
str(ChangeVolume(cVolumeDelta), s);
AddCaption(Format(trmsg[sidVolume], s), $FFFFFF, capgrpVolume)
end
end
end;
procedure AddCaption(s: string; Color: Longword; Group: TCapGroup);
begin
if Group in [capgrpGameState, capgrpNetSay] then WriteLnToConsole(s);
if Captions[Group].Surf <> nil then SDL_FreeSurface(Captions[Group].Surf);
Captions[Group].Surf:= RenderString(s, Color, fntBig);
Captions[Group].EndTime:= hwFloatTicks + 1500
end;
procedure MoveCamera;
const PrevSentPointTime: LongWord = 0;
var EdgesDist: LongInt;
begin
if not (CurrentTeam^.ExtDriven and isCursorVisible) then SDL_GetMouseState(@CursorPoint.X, @CursorPoint.Y);
if (FollowGear <> nil) then
if abs(CursorPoint.X - prevPoint.X) + abs(CursorPoint.Y - prevpoint.Y) > 4 then
begin
FollowGear:= nil;
exit
end
else begin
CursorPoint.x:= (CursorPoint.x * 7 + (hwRound(FollowGear^.X + hwSign(FollowGear^.dX) * 100) + WorldDx)) div 8;
CursorPoint.y:= (CursorPoint.y * 7 + (hwRound(FollowGear^.Y) + WorldDy)) div 8
end;
if ((CursorPoint.X = prevPoint.X)and(CursorPoint.Y = prevpoint.Y)) then exit;
if AMxCurr < cScreenWidth then
begin
if CursorPoint.X < AMxCurr + 35 then CursorPoint.X:= AMxCurr + 35;
if CursorPoint.X > AMxCurr + 200 then CursorPoint.X:= AMxCurr + 200;
if CursorPoint.Y < cScreenHeight - 75 - SlotsNum * 33 then CursorPoint.Y:= cScreenHeight - 75 - SlotsNum * 33;
if CursorPoint.Y > cScreenHeight - 76 then CursorPoint.Y:= cScreenHeight - 76;
prevPoint:= CursorPoint;
if cHasFocus then SDL_WarpMouse(CursorPoint.X, CursorPoint.Y);
exit
end;
if isCursorVisible then
begin
if (not CurrentTeam^.ExtDriven)and(GameTicks >= PrevSentPointTime + cSendCursorPosTime) then
begin
SendIPCXY('P', CursorPoint.X - WorldDx, CursorPoint.Y - WorldDy);
PrevSentPointTime:= GameTicks
end;
end;
if isCursorVisible or (FollowGear <> nil) then
begin
if isCursorVisible then EdgesDist:= cCursorEdgesDist
else EdgesDist:= cGearScrEdgesDist;
if CursorPoint.X < EdgesDist then
begin
WorldDx:= WorldDx - CursorPoint.X + EdgesDist;
CursorPoint.X:= EdgesDist
end else
if CursorPoint.X > cScreenWidth - EdgesDist then
begin
WorldDx:= WorldDx - CursorPoint.X + cScreenWidth - EdgesDist;
CursorPoint.X:= cScreenWidth - EdgesDist
end;
if CursorPoint.Y < EdgesDist then
begin
WorldDy:= WorldDy - CursorPoint.Y + EdgesDist;
CursorPoint.Y:= EdgesDist
end else
if CursorPoint.Y > cScreenHeight - EdgesDist then
begin
WorldDy:= WorldDy - CursorPoint.Y + cScreenHeight - EdgesDist;
CursorPoint.Y:= cScreenHeight - EdgesDist
end;
end else
if cHasFocus then
begin
WorldDx:= WorldDx - CursorPoint.X + prevPoint.X;
WorldDy:= WorldDy - CursorPoint.Y + prevPoint.Y;
CursorPoint.X:= (cScreenWidth shr 1);
CursorPoint.Y:= (cScreenHeight shr 1);
end;
if cHasFocus then SDL_WarpMouse(CursorPoint.X, CursorPoint.Y);
prevPoint:= CursorPoint;
if WorldDy < cScreenHeight - cWaterLine - cVisibleWater then WorldDy:= cScreenHeight - cWaterLine - cVisibleWater;
if WorldDy > 2048 then WorldDy:= 2048;
if WorldDx < -2048 then WorldDx:= -2048;
if WorldDx > cScreenWidth then WorldDx:= cScreenWidth;
end;
initialization
FillChar(Captions, sizeof(Captions), 0)
end.