hedgewars/uLandUtils.pas
author Wuzzy <almikes@aol.com>
Fri, 06 May 2016 15:45:48 +0200
changeset 11811 f9a4f4d11c3a
parent 11704 1694b379c83f
child 12311 1b5a4807f8f4
permissions -rw-r--r--
Fix problems with dynamic whats this texts
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
10198
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
     1
unit uLandUtils;
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
     2
interface
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
     3
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
     4
procedure ResizeLand(width, height: LongWord);
10626
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
     5
procedure InitWorldEdges();
10198
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
     6
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
     7
implementation
10626
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
     8
uses uUtils, uConsts, uVariables, uTypes;
10198
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
     9
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    10
procedure ResizeLand(width, height: LongWord);
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    11
var potW, potH: LongInt;
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    12
begin
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    13
potW:= toPowerOf2(width);
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    14
potH:= toPowerOf2(height);
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    15
if (potW <> LAND_WIDTH) or (potH <> LAND_HEIGHT) then
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    16
    begin
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    17
    LAND_WIDTH:= potW;
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    18
    LAND_HEIGHT:= potH;
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    19
    LAND_WIDTH_MASK:= not(LAND_WIDTH-1);
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    20
    LAND_HEIGHT_MASK:= not(LAND_HEIGHT-1);
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    21
    cWaterLine:= LAND_HEIGHT;
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    22
    if (cReducedQuality and rqBlurryLand) = 0 then
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    23
        SetLength(LandPixels, LAND_HEIGHT, LAND_WIDTH)
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    24
    else
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    25
        SetLength(LandPixels, LAND_HEIGHT div 2, LAND_WIDTH div 2);
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    26
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    27
    SetLength(Land, LAND_HEIGHT, LAND_WIDTH);
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    28
    SetLength(LandDirty, (LAND_HEIGHT div 32), (LAND_WIDTH div 32));
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    29
    // 0.5 is already approaching on unplayable
10994
cd7f918eed30 bit friendlier if the uVariables values get changed
nemo
parents: 10626
diff changeset
    30
    if (width div 4096 >= 2) or (height div 2048 >= 2) then cMaxZoomLevel:= cMaxZoomLevel/2;
10198
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    31
    cMinMaxZoomLevelDelta:= cMaxZoomLevel - cMinZoomLevel
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    32
    end;
11704
1694b379c83f fix clouds/flakes area not being adjusted after ResizeLand()
sheepluva
parents: 10994
diff changeset
    33
initScreenSpaceVars();
10198
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    34
end;
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    35
10626
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    36
procedure InitWorldEdges();
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    37
var cy, cx, lx, ly: LongInt;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    38
    found: boolean;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    39
begin
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    40
playHeight:= LAND_HEIGHT;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    41
topY:= 0;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    42
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    43
lx:= LongInt(LAND_WIDTH) - 1;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    44
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    45
if WorldEdge = weNone then
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    46
    begin
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    47
    playWidth:= LAND_WIDTH;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    48
    leftX := 0;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    49
    rightX:= lx;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    50
    EXIT;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    51
    end;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    52
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    53
ly:= LongInt(LAND_HEIGHT) - 1;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    54
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    55
// find most left land pixels and set leftX accordingly
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    56
found:= false;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    57
for cx:= 0 to lx do
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    58
    begin
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    59
    for cy:= ly downto 0 do
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    60
        if Land[cy, cx] <> 0 then
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    61
            begin
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    62
            leftX:= max(0, cx - cWorldEdgeDist);
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    63
            // break out of both loops
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    64
            found:= true;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    65
            break;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    66
            end;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    67
    if found then break;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    68
    end;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    69
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    70
// find most right land pixels and set rightX accordingly
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    71
found:= false;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    72
for cx:= lx downto 0 do
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    73
    begin
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    74
    for cy:= ly downto 0 do
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    75
        if Land[cy, cx] <> 0 then
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    76
            begin
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    77
            rightX:= min(lx, cx + cWorldEdgeDist);
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    78
            // break out of both loops
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    79
            found:= true;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    80
            break;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    81
            end;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    82
    if found then break;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    83
    end;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    84
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    85
playWidth := rightX + 1 - leftX;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    86
end;
2562797ab3cf adjust position of world edges (at 150 px away from outmost land collision, or less if land array ends earlier)
sheepluva
parents: 10198
diff changeset
    87
10198
e9cbe111c0df Move template-based generator into its own file
unc0rr
parents:
diff changeset
    88
end.