--- a/hedgewars/uLandObjects.pas Fri Aug 08 20:13:32 2008 +0000
+++ b/hedgewars/uLandObjects.pas Fri Aug 08 20:33:57 2008 +0000
@@ -23,7 +23,7 @@
procedure AddObjects();
procedure LoadThemeConfig;
-procedure BlitImageAndGenerateCollisionInfo(cpX, cpY: Longword; Image: PSDL_Surface);
+procedure BlitImageAndGenerateCollisionInfo(cpX, cpY, Width: Longword; Image: PSDL_Surface);
implementation
uses uLand, uStore, uConsts, uMisc, uConsole, uRandom, uVisualGears, uFloat, GL, uSound;
@@ -61,14 +61,11 @@
SprayObjects: TSprayObjects;
-procedure BlitImageAndGenerateCollisionInfo(cpX, cpY: Longword; Image: PSDL_Surface);
+procedure BlitImageAndGenerateCollisionInfo(cpX, cpY, Width: Longword; Image: PSDL_Surface);
var p: PLongwordArray;
x, y: Longword;
bpp: LongInt;
- r: TSDL_Rect;
begin
-r.x:= cpX;
-r.y:= cpY;
WriteToConsole('Generating collision info... ');
if SDL_MustLock(Image) then
@@ -77,10 +74,12 @@
bpp:= Image^.format^.BytesPerPixel;
TryDo(bpp = 4, 'Land object should be 32bit', true);
+if Width = 0 then Width:= Image^.w;
+
p:= Image^.pixels;
for y:= 0 to Pred(Image^.h) do
begin
- for x:= 0 to Pred(Image^.w) do
+ for x:= 0 to Pred(Width) do
if LandPixels[cpY + y, cpX + x] = 0 then
begin
LandPixels[cpY + y, cpX + x]:= p^[x];
@@ -134,69 +133,67 @@
CheckIntersect:= Result
end;
-function AddGirder(gX: LongInt; Surface: PSDL_Surface): boolean;
+function AddGirder(gX: LongInt): boolean;
var tmpsurf: PSDL_Surface;
x1, x2, y, k, i: LongInt;
- r, rr: TSDL_Rect;
+ rr: TSDL_Rect;
Result: boolean;
- function CountNonZeroz(x, y: LongInt): Longword;
- var i: LongInt;
- Result: Longword;
- begin
- Result:= 0;
- for i:= y to y + 15 do
- if Land[i, x] <> 0 then inc(Result);
- CountNonZeroz:= Result
- end;
+ function CountNonZeroz(x, y: LongInt): Longword;
+ var i: LongInt;
+ Result: Longword;
+ begin
+ Result:= 0;
+ for i:= y to y + 15 do
+ if Land[i, x] <> 0 then inc(Result);
+ CountNonZeroz:= Result
+ end;
begin
y:= 150;
repeat
- inc(y, 24);
- x1:= gX;
- x2:= gX;
- while (x1 > 100) and (CountNonZeroz(x1, y) = 0) do dec(x1, 2);
- i:= x1 - 12;
- repeat
- dec(x1, 2);
- k:= CountNonZeroz(x1, y)
- until (x1 < 100) or (k = 0) or (k = 16) or (x1 < i);
- inc(x1, 2);
- if k = 16 then
- begin
- while (x2 < 1900) and (CountNonZeroz(x2, y) = 0) do inc(x2, 2);
- i:= x2 + 12;
- repeat
- inc(x2, 2);
- k:= CountNonZeroz(x2, y)
- until (x2 > 1900) or (k = 0) or (k = 16) or (x2 > i);
- if (x2 < 1900) and (k = 16) and (x2 - x1 > 250)
- and not CheckIntersect(x1 - 32, y - 64, x2 - x1 + 64, 144) then break;
- end;
+ inc(y, 24);
+ x1:= gX;
+ x2:= gX;
+
+ while (x1 > 100) and (CountNonZeroz(x1, y) = 0) do dec(x1, 2);
+
+ i:= x1 - 12;
+ repeat
+ dec(x1, 2);
+ k:= CountNonZeroz(x1, y)
+ until (x1 < 100) or (k = 0) or (k = 16) or (x1 < i);
+
+ inc(x1, 2);
+ if k = 16 then
+ begin
+ while (x2 < 1900) and (CountNonZeroz(x2, y) = 0) do inc(x2, 2);
+ i:= x2 + 12;
+ repeat
+ inc(x2, 2);
+ k:= CountNonZeroz(x2, y)
+ until (x2 > 1900) or (k = 0) or (k = 16) or (x2 > i);
+ if (x2 < 1900) and (k = 16) and (x2 - x1 > 250)
+ and not CheckIntersect(x1 - 32, y - 64, x2 - x1 + 64, 144) then break;
+ end;
x1:= 0;
until y > 900;
+
if x1 > 0 then
- begin
- Result:= true;
- tmpsurf:= LoadImage(Pathz[ptGraphics] + '/Girder', false, true, true);
- rr.x:= x1;
- rr.y:= y;
- while rr.x + 100 < x2 do
- begin
- SDL_UpperBlit(tmpsurf, nil, Surface, @rr);
- inc(rr.x, 100);
- end;
- r.x:= 0;
- r.y:= 0;
- r.w:= x2 - rr.x;
- r.h:= 16;
- SDL_UpperBlit(tmpsurf, @r, Surface, @rr);
- SDL_FreeSurface(tmpsurf);
- AddRect(x1 - 8, y - 32, x2 - x1 + 16, 80);
- for k:= y to y + 15 do
- for i:= x1 to x2 do Land[k, i]:= $FFFFFF
- end else Result:= false;
+ begin
+ Result:= true;
+ tmpsurf:= LoadImage(Pathz[ptGraphics] + '/Girder', false, true, true);
+ rr.x:= x1;
+ while rr.x < x2 do
+ begin
+ BlitImageAndGenerateCollisionInfo(rr.x, y, min(x2 - rr.x, tmpsurf^.w), tmpsurf);
+ inc(rr.x, tmpsurf^.w);
+ end;
+ SDL_FreeSurface(tmpsurf);
+
+ AddRect(x1 - 8, y - 32, x2 - x1 + 16, 80);
+ end else Result:= false;
+
AddGirder:= Result
end;
@@ -280,7 +277,7 @@
if Result then
begin
i:= getrandom(cnt);
- BlitImageAndGenerateCollisionInfo(ar[i].x, ar[i].y, Obj.Surf);
+ BlitImageAndGenerateCollisionInfo(ar[i].x, ar[i].y, 0, Obj.Surf);
AddRect(ar[i].x, ar[i].y, Width, Height);
dec(Maxcnt)
end else Maxcnt:= 0
@@ -452,15 +449,15 @@
procedure AddObjects();
begin
-{InitRects;
-AddGirder(256, Surface);
-AddGirder(512, Surface);
-AddGirder(768, Surface);
-AddGirder(1024, Surface);
-AddGirder(1280, Surface);
-AddGirder(1536, Surface);
-AddGirder(1792, Surface);
-AddThemeObjects(Surface, ThemeObjects, 8);
+InitRects;
+AddGirder(256);
+AddGirder(512);
+AddGirder(768);
+AddGirder(1024);
+AddGirder(1280);
+AddGirder(1536);
+AddGirder(1792);
+{AddThemeObjects(Surface, ThemeObjects, 8);
AddProgress;
SDL_UpperBlit(InSurface, nil, Surface, nil);
AddSprayObjects(Surface, SprayObjects, 10);