hedgewars/uAIMisc.pas
changeset 369 2aed85310727
parent 351 29bc9c36ad5f
child 370 c75410fe3133
--- a/hedgewars/uAIMisc.pas	Fri Jan 26 18:39:40 2007 +0000
+++ b/hedgewars/uAIMisc.pas	Fri Jan 26 22:36:21 2007 +0000
@@ -20,7 +20,7 @@
 interface
 uses SDLh, uConsts, uGears, uFloat;
 {$INCLUDE options.inc}
- {
+
 type TTarget = record
                Point: TPoint;
                Score: integer;
@@ -43,17 +43,17 @@
 function TestColl(x, y, r: integer): boolean;
 function RateExplosion(Me: PGear; x, y, r: integer): integer;
 function RateShove(Me: PGear; x, y, r, power: integer): integer;
-function HHGo(Gear, AltGear: PGear; out GoInfo: TGoInfo): boolean;
-function rndSign(num: integer): integer;
+function HHGo(Gear, AltGear: PGear; var GoInfo: TGoInfo): boolean;
+//function rndSign(num: integer): integer;
 
 var ThinkingHH: PGear;
     Targets: TTargets;
-                       }
+                       
 implementation
-{uses uTeams, uMisc, uLand, uCollisions;
+uses uTeams, uMisc, uLand, uCollisions;
 const KillScore = 200;
       MAXBONUS = 1024;
-      
+
 type TBonus = record
               X, Y: integer;
               Radius: integer;
@@ -76,19 +76,19 @@
 while t <> nil do
       begin
       for i:= 0 to cMaxHHIndex do
-          if (t.Hedgehogs[i].Gear <> nil)
-             and (t.Hedgehogs[i].Gear <> ThinkingHH) then
+          if (t^.Hedgehogs[i].Gear <> nil)
+             and (t^.Hedgehogs[i].Gear <> ThinkingHH) then
              begin
-             with Targets.ar[Targets.Count], t.Hedgehogs[i] do
+             with Targets.ar[Targets.Count], t^.Hedgehogs[i] do
                   begin
-                  Point.X:= Round(Gear.X);
-                  Point.Y:= Round(Gear.Y);
-                  if t.Color <> CurrentTeam.Color then Score:=  Gear.Health
-                                                  else Score:= -Gear.Health
+                  Point.X:= hwRound(Gear^.X);
+                  Point.Y:= hwRound(Gear^.Y);
+                  if t^.Color <> CurrentTeam^.Color then Score:=  Gear^.Health
+                                                    else Score:= -Gear^.Health
                   end;
              inc(Targets.Count)
              end;
-      t:= t.Next
+      t:= t^.Next
       end
 end;
 
@@ -108,23 +108,23 @@
 
 begin
 bonuses.Count:= 0;
-MyColor:= PHedgehog(ThinkingHH.Hedgehog).Team.Color;
+MyColor:= PHedgehog(ThinkingHH^.Hedgehog)^.Team^.Color;
 Gear:= GearsList;
 while Gear <> nil do
       begin
-      case Gear.Kind of
-           gtCase: AddBonus(round(Gear.X), round(Gear.Y), 33, 25);
-           gtMine: if (Gear.State and gstAttacking) = 0 then AddBonus(round(Gear.X), round(Gear.Y), 50, -50)
-                                                        else AddBonus(round(Gear.X), round(Gear.Y), 100, -50); // mine is on
-           gtDynamite: AddBonus(round(Gear.X), round(Gear.Y), 150, -75);
+      case Gear^.Kind of
+           gtCase: AddBonus(hwRound(Gear^.X), hwRound(Gear^.Y), 33, 25);
+           gtMine: if (Gear^.State and gstAttacking) = 0 then AddBonus(hwRound(Gear^.X), hwRound(Gear^.Y), 50, -50)
+                                                        else AddBonus(hwRound(Gear^.X), hwRound(Gear^.Y), 100, -50); // mine is on
+           gtDynamite: AddBonus(hwRound(Gear^.X), hwRound(Gear^.Y), 150, -75);
            gtHedgehog: begin
-                       if Gear.Damage >= Gear.Health then AddBonus(round(Gear.X), round(Gear.Y), 60, -25) else
-                          if isAfterAttack and (ThinkingHH.Hedgehog <> Gear.Hedgehog) then
-                             if (MyColor = PHedgehog(Gear.Hedgehog).Team.Color) then AddBonus(round(Gear.X), round(Gear.Y), 150, -3) // hedgehog-friend
-                                                                                else AddBonus(round(Gear.X), round(Gear.Y), 100, 3)
+                       if Gear^.Damage >= Gear^.Health then AddBonus(hwRound(Gear^.X), hwRound(Gear^.Y), 60, -25) else
+                          if isAfterAttack and (ThinkingHH^.Hedgehog <> Gear^.Hedgehog) then
+                             if (MyColor = PHedgehog(Gear^.Hedgehog)^.Team^.Color) then AddBonus(hwRound(Gear^.X), hwRound(Gear^.Y), 150, -3) // hedgehog-friend
+                                                                                   else AddBonus(hwRound(Gear^.X), hwRound(Gear^.Y), 100, 3)
                        end;
            end;
-      Gear:= Gear.NextGear
+      Gear:= Gear^.NextGear
       end;
 if isAfterAttack and (KnownExplosion.Radius > 0) then
    with KnownExplosion do
@@ -140,44 +140,47 @@
 
 function RatePlace(Gear: PGear): integer;
 var i, r: integer;
+    Result: integer;
 begin
 Result:= 0;
 for i:= 0 to Pred(bonuses.Count) do
     with bonuses.ar[i] do
          begin
-         r:= round(sqrt(sqr(Gear.X - X) + sqr(Gear.Y - y)));
+         r:= hwRound(Distance(Gear^.X - X, Gear^.Y - y));
          if r < Radius then
             inc(Result, Score * (Radius - r))
          end;
+    RatePlace:= Result
 end;
 
 function TestColl(x, y, r: integer): boolean;
+var b: boolean;
 begin
-Result:=(((x-r) and $FFFFF800) = 0)and(((y-r) and $FFFFFC00) = 0) and (Land[y-r, x-r] <> 0);
-if Result then exit;
-Result:=(((x-r) and $FFFFF800) = 0)and(((y+r) and $FFFFFC00) = 0) and (Land[y+r, x-r] <> 0);
-if Result then exit;
-Result:=(((x+r) and $FFFFF800) = 0)and(((y-r) and $FFFFFC00) = 0) and (Land[y-r, x+r] <> 0);
-if Result then exit;
-Result:=(((x+r) and $FFFFF800) = 0)and(((y+r) and $FFFFFC00) = 0) and (Land[y+r, x+r] <> 0);
+b:= (((x-r) and $FFFFF800) = 0)and(((y-r) and $FFFFFC00) = 0) and (Land[y-r, x-r] <> 0);
+if b then exit(true);
+b:=(((x-r) and $FFFFF800) = 0)and(((y+r) and $FFFFFC00) = 0) and (Land[y+r, x-r] <> 0);
+if b then exit(true);
+b:=(((x+r) and $FFFFF800) = 0)and(((y-r) and $FFFFFC00) = 0) and (Land[y-r, x+r] <> 0);
+if b then exit(true);
+TestColl:=(((x+r) and $FFFFF800) = 0)and(((y+r) and $FFFFFC00) = 0) and (Land[y+r, x+r] <> 0)
 end;
 
 function RateExplosion(Me: PGear; x, y, r: integer): integer;
-var i, dmg: integer;
+var i, dmg, Result: integer;
 begin
 Result:= 0;
 // add our virtual position
 with Targets.ar[Targets.Count] do
      begin
-     Point.x:= round(Me.X);
-     Point.y:= round(Me.Y);
-     Score:= - ThinkingHH.Health
+     Point.x:= hwRound(Me^.X);
+     Point.y:= hwRound(Me^.Y);
+     Score:= - ThinkingHH^.Health
      end;
 // rate explosion
 for i:= 0 to Targets.Count do
     with Targets.ar[i] do
          begin
-         dmg:= r - Round(sqrt(sqr(Point.x - x) + sqr(Point.y - y)));
+         dmg:= r - hwRound(Distance(Point.x - x, Point.y - y));
          if dmg > 0 then
             begin
             dmg:= dmg shr 1;
@@ -189,17 +192,17 @@
                             else dec(Result, dmg * 3)
             end;
          end;
-Result:= Result * 1024
+RateExplosion:= Result * 1024
 end;
 
 function RateShove(Me: PGear; x, y, r, power: integer): integer;
-var i, dmg: integer;
+var i, dmg, Result: integer;
 begin
 Result:= 0;
 for i:= 0 to Targets.Count do
     with Targets.ar[i] do
          begin
-         dmg:= r - Round(sqrt(sqr(Point.x - x) + sqr(Point.y - y)));
+         dmg:= r - hwRound(Distance(Point.x - x, Point.y - y));
          if dmg > 0 then
             begin
             if power > abs(Score) then
@@ -210,84 +213,85 @@
                             else dec(Result, power * 3)
             end;
          end;
-Result:= Result * 1024
+RateShove:= Result * 1024
 end;
 
-function HHJump(Gear: PGear; JumpType: TJumpType; out GoInfo: TGoInfo): boolean;
+function HHJump(Gear: PGear; JumpType: TJumpType; var GoInfo: TGoInfo): boolean;
 var bX, bY: integer;
+    Result: boolean;
 begin
 Result:= false;
 GoInfo.Ticks:= 0;
 GoInfo.FallPix:= 0;
 GoInfo.JumpType:= jmpNone;
-bX:= round(Gear.X);
-bY:= round(Gear.Y);
+bX:= hwRound(Gear^.X);
+bY:= hwRound(Gear^.Y);
 case JumpType of
-     jmpNone: exit;
+     jmpNone: exit(Result);
     jmpHJump: if not TestCollisionYwithGear(Gear, -1) then
                  begin
-                 Gear.dY:= -0.20;
-                 Gear.dX:= 0.0000001 * hwSign(Gear.dX);
-                 Gear.X:= Gear.X - hwSign(Gear.dX)*0.00008; // shift compensation
-                 Gear.State:= Gear.State or gstFalling or gstHHJumping;
-                 end else exit;
+                 Gear^.dY:= -_0_2;
+                 SetLittle(Gear^.dX);
+                 Gear^.State:= Gear^.State or gstFalling or gstHHJumping;
+                 end else exit(Result);
     jmpLJump: begin
               if not TestCollisionYwithGear(Gear, -1) then
-                 if not TestCollisionXwithXYShift(Gear, 0, -2, hwSign(Gear.dX)) then Gear.Y:= Gear.Y - 2 else
-                 if not TestCollisionXwithXYShift(Gear, 0, -1, hwSign(Gear.dX)) then Gear.Y:= Gear.Y - 1;
-              if not (TestCollisionXwithGear(Gear, hwSign(Gear.dX))
+                 if not TestCollisionXwithXYShift(Gear, 0, -2, hwSign(Gear^.dX)) then Gear^.Y:= Gear^.Y - 2 else
+                 if not TestCollisionXwithXYShift(Gear, 0, -1, hwSign(Gear^.dX)) then Gear^.Y:= Gear^.Y - 1;
+              if not (TestCollisionXwithGear(Gear, hwSign(Gear^.dX))
                  or   TestCollisionYwithGear(Gear, -1)) then
                  begin
-                 Gear.dY:= -0.15;
-                 Gear.dX:= hwSign(Gear.dX) * 0.15;
-                 Gear.State:= Gear.State or gstFalling or gstHHJumping
-                 end else exit
+                 Gear^.dY:= _0_15;
+                 Gear^.dX:= hwSign(Gear^.dX) * _0_15;
+                 Gear^.State:= Gear^.State or gstFalling or gstHHJumping
+                 end else exit(Result)
               end
     end;
     
 repeat
-if Gear.Y + cHHRadius >= cWaterLine then exit;
-if (Gear.State and gstFalling) <> 0 then
+if not (Gear^.Y + cHHRadius < cWaterLine) then exit(Result);
+if (Gear^.State and gstFalling) <> 0 then
    begin
    if (GoInfo.Ticks = 350) then
-      if (abs(Gear.dX) < 0.0000002) and (Gear.dY < -0.02) then
+      if (hwAbs(Gear^.dX) < cLittle + cLittle) and (Gear^.dY < -_0_02) then
          begin
-         Gear.dY:= -0.25;
-         Gear.dX:= hwSign(Gear.dX) * 0.02
+         Gear^.dY:= -_0_25;
+         Gear^.dX:= hwSign(Gear^.dX) * _0_02
          end;
-   if TestCollisionXwithGear(Gear, hwSign(Gear.dX)) then Gear.dX:= 0.0000001 * hwSign(Gear.dX);
-   Gear.X:= Gear.X + Gear.dX;
+   if TestCollisionXwithGear(Gear, hwSign(Gear^.dX)) then SetLittle(Gear^.dX);
+   Gear^.X:= Gear^.X + Gear^.dX;
    inc(GoInfo.Ticks);
-   Gear.dY:= Gear.dY + cGravity;
-   if Gear.dY > 0.40 then exit;
-   if (Gear.dY < 0)and TestCollisionYwithGear(Gear, -1) then Gear.dY:= 0; 
-   Gear.Y:= Gear.Y + Gear.dY;
-   if (Gear.dY >= 0)and TestCollisionYwithGear(Gear, 1) then
+   Gear^.dY:= Gear^.dY + cGravity;
+   if Gear^.dY > _0_4 then exit(Result);
+   if (Gear^.dY.isNegative)and TestCollisionYwithGear(Gear, -1) then Gear^.dY:= 0;
+   Gear^.Y:= Gear^.Y + Gear^.dY;
+   if (not Gear^.dY.isNegative)and TestCollisionYwithGear(Gear, 1) then
       begin
-      Gear.State:= Gear.State and not (gstFalling or gstHHJumping);
-      Gear.dY:= 0;
+      Gear^.State:= Gear^.State and not (gstFalling or gstHHJumping);
+      Gear^.dY:= 0;
       case JumpType of
-           jmpHJump: if (bY - Gear.Y > 5) then
+           jmpHJump: if (bY - Gear^.Y > 5) then
                         begin
                         Result:= true;
                         GoInfo.JumpType:= jmpHJump;
                         inc(GoInfo.Ticks, 300 + 300) // 300 before jump, 300 after
                         end;
-           jmpLJump: if abs(bX - Gear.X) > 30 then
+           jmpLJump: if hwAbs(bX - Gear^.X) > 30 then
                         begin
                         Result:= true;
                         GoInfo.JumpType:= jmpLJump;
                         inc(GoInfo.Ticks, 300 + 300) // 300 before jump, 300 after
                         end;
            end;
-      exit
+      exit(Result)
       end;
    end;
-until false;
+until false
 end;
 
-function HHGo(Gear, AltGear: PGear; out GoInfo: TGoInfo): boolean;
+function HHGo(Gear, AltGear: PGear; var GoInfo: TGoInfo): boolean;
 var pX, pY: integer;
+    Result: boolean;
 begin
 Result:= false;
 AltGear^:= Gear^;
@@ -296,79 +300,78 @@
 GoInfo.FallPix:= 0;
 GoInfo.JumpType:= jmpNone;
 repeat
-pX:= round(Gear.X);
-pY:= round(Gear.Y);
+pX:= hwRound(Gear^.X);
+pY:= hwRound(Gear^.Y);
 if pY + cHHRadius >= cWaterLine then exit;
-if (Gear.State and gstFalling) <> 0 then
+if (Gear^.State and gstFalling) <> 0 then
    begin
    inc(GoInfo.Ticks);
-   Gear.dY:= Gear.dY + cGravity;
-   if Gear.dY > 0.40 then
+   Gear^.dY:= Gear^.dY + cGravity;
+   if Gear^.dY > _0_4 then
       begin
       Goinfo.FallPix:= 0;
       HHJump(AltGear, jmpLJump, GoInfo); // try ljump enstead of fall with damage
-      exit
+      exit(Result)
       end;
-   Gear.Y:= Gear.Y + Gear.dY;
-   if round(Gear.Y) > pY then inc(GoInfo.FallPix);
+   Gear^.Y:= Gear^.Y + Gear^.dY;
+   if hwRound(Gear^.Y) > pY then inc(GoInfo.FallPix);
    if TestCollisionYwithGear(Gear, 1) then
       begin
       inc(GoInfo.Ticks, 300);
-      Gear.State:= Gear.State and not (gstFalling or gstHHJumping);
-      Gear.dY:= 0;
+      Gear^.State:= Gear^.State and not (gstFalling or gstHHJumping);
+      Gear^.dY:= 0;
       Result:= true;
       HHJump(AltGear, jmpLJump, GoInfo); // try ljump instead of fall
-      exit
+      exit(Result)
       end;
    continue
    end;
-   if (Gear.Message and gm_Left  )<>0 then Gear.dX:= -1.0 else
-   if (Gear.Message and gm_Right )<>0 then Gear.dX:=  1.0 else exit;
-   if TestCollisionXwithGear(Gear, hwSign(Gear.dX)) then
+   if (Gear^.Message and gm_Left  )<>0 then Gear^.dX:= -cLittle else
+   if (Gear^.Message and gm_Right )<>0 then Gear^.dX:=  cLittle else exit(Result);
+   if TestCollisionXwithGear(Gear, hwSign(Gear^.dX)) then
       begin
-      if not (TestCollisionXwithXYShift(Gear, 0, -6, hwSign(Gear.dX))
-         or TestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -5, hwSign(Gear.dX))
-         or TestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -4, hwSign(Gear.dX))
-         or TestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -3, hwSign(Gear.dX))
-         or TestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -2, hwSign(Gear.dX))
-         or TestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -1, hwSign(Gear.dX))
-         or TestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -6, hwSign(Gear^.dX))
+         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -5, hwSign(Gear^.dX))
+         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -4, hwSign(Gear^.dX))
+         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -3, hwSign(Gear^.dX))
+         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -2, hwSign(Gear^.dX))
+         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -1, hwSign(Gear^.dX))
+         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - 1;
       end;
 
-   if not TestCollisionXwithGear(Gear, hwSign(Gear.dX)) then
+   if not TestCollisionXwithGear(Gear, hwSign(Gear^.dX)) then
       begin
-      Gear.X:= Gear.X + Gear.dX;
+      Gear^.X:= Gear^.X + Gear^.dX;
       inc(GoInfo.Ticks, cHHStepTicks)
       end;
    if not TestCollisionYwithGear(Gear, 1) then
    begin
-   Gear.Y:= Gear.Y + 1;
+   Gear^.Y:= Gear^.Y + 1;
    if not TestCollisionYwithGear(Gear, 1) then
    begin
-   Gear.Y:= Gear.Y + 1;
+   Gear^.Y:= Gear^.Y + 1;
    if not TestCollisionYwithGear(Gear, 1) then
    begin
-   Gear.Y:= Gear.Y + 1;
+   Gear^.Y:= Gear^.Y + 1;
    if not TestCollisionYwithGear(Gear, 1) then
    begin
-   Gear.Y:= Gear.Y + 1;
+   Gear^.Y:= Gear^.Y + 1;
    if not TestCollisionYwithGear(Gear, 1) then
    begin
-   Gear.Y:= Gear.Y + 1;
+   Gear^.Y:= Gear^.Y + 1;
    if not TestCollisionYwithGear(Gear, 1) then
    begin
-   Gear.Y:= Gear.Y + 1;
+   Gear^.Y:= Gear^.Y + 1;
    if not TestCollisionYwithGear(Gear, 1) then
       begin
-      Gear.Y:= Gear.Y - 6;
-      Gear.dY:= 0;
-      Gear.dX:= 0.0000001 * hwSign(Gear.dX);
-      Gear.State:= Gear.State or gstFalling
+      Gear^.Y:= Gear^.Y - 6;
+      Gear^.dY:= 0;
+      Gear^.State:= Gear^.State or gstFalling
       end
    end
    end
@@ -376,16 +379,16 @@
    end
    end
    end;
-if (pX <> round(Gear.X)) and ((Gear.State and gstFalling) = 0) then
+if (pX <> hwRound(Gear^.X)) and ((Gear^.State and gstFalling) = 0) then
    begin
    Result:= true;
-   exit
+   exit(Result)
    end
-until (pX = round(Gear.X)) and (pY = round(Gear.Y)) and ((Gear.State and gstFalling) = 0);
+until (pX = hwRound(Gear^.X)) and (pY = hwRound(Gear^.Y)) and ((Gear^.State and gstFalling) = 0);
 HHJump(AltGear, jmpHJump, GoInfo)
 end;
 
-function rndSign(num: integer): integer;
+{function rndSign(num: integer): integer;
 begin
 if random(2) = 0 then Result:=   num
                  else Result:= - num