hedgewars/uLandGraphics.pas
author unc0rr
Sun, 26 Oct 2008 14:49:47 +0000
changeset 1419 8650a8f55006
parent 1066 1f1b3686a2b0
child 1738 00e8dadce69a
permissions -rw-r--r--
Set custom palette to scrollbars
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
393
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
     1
(*
1066
1f1b3686a2b0 Update copyright headers a bit
unc0rr
parents: 883
diff changeset
     2
 * Hedgewars, a free turn based strategy game
883
07a568ba44e0 Update copyright info in source files headers
unc0rr
parents: 855
diff changeset
     3
 * Copyright (c) 2005-2008 Andrey Korotaev <unC0Rr@gmail.com>
393
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
     4
 *
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
     5
 * This program is free software; you can redistribute it and/or modify
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
     6
 * it under the terms of the GNU General Public License as published by
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
     7
 * the Free Software Foundation; version 2 of the License
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
     8
 *
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
     9
 * This program is distributed in the hope that it will be useful,
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    10
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    11
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    12
 * GNU General Public License for more details.
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    13
 *
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    14
 * You should have received a copy of the GNU General Public License
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    15
 * along with this program; if not, write to the Free Software
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    16
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    17
 *)
db01cc79f278 Update copyright information
unc0rr
parents: 371
diff changeset
    18
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    19
unit uLandGraphics;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    20
interface
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
    21
uses uFloat, uConsts;
345
fa39c61be4de Some fixes, revert debug code
unc0rr
parents: 196
diff changeset
    22
{$INCLUDE options.inc}
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    23
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    24
type PRangeArray = ^TRangeArray;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    25
     TRangeArray = array[0..31] of record
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    26
                                   Left, Right: LongInt;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    27
                                   end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    28
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    29
procedure DrawExplosion(X, Y, Radius: LongInt);
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    30
procedure DrawHLinesExplosions(ar: PRangeArray; Radius: LongInt; y, dY: LongInt; Count: Byte);
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    31
procedure DrawTunnel(X, Y, dX, dY: hwFloat; ticks, HalfWidth: LongInt);
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    32
procedure FillRoundInLand(X, Y, Radius: LongInt; Value: Longword);
511
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    33
procedure ChangeRoundInLand(X, Y, Radius: LongInt; doSet: boolean);
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    34
520
e83dfb7ffead Teleportation tool
unc0rr
parents: 511
diff changeset
    35
function TryPlaceOnLand(cpX, cpY: LongInt; Obj: TSprite; Frame: LongInt; doPlace: boolean): boolean;
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
    36
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    37
implementation
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
    38
uses SDLh, uMisc, uLand;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    39
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    40
procedure FillCircleLines(x, y, dx, dy: LongInt; Value: Longword);
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    41
var i: LongInt;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    42
begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    43
if ((y + dy) and $FFFFFC00) = 0 then
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    44
   for i:= max(x - dx, 0) to min(x + dx, 2047) do Land[y + dy, i]:= Value;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    45
if ((y - dy) and $FFFFFC00) = 0 then
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    46
   for i:= max(x - dx, 0) to min(x + dx, 2047) do Land[y - dy, i]:= Value;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    47
if ((y + dx) and $FFFFFC00) = 0 then
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    48
   for i:= max(x - dy, 0) to min(x + dy, 2047) do Land[y + dx, i]:= Value;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    49
if ((y - dx) and $FFFFFC00) = 0 then
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    50
   for i:= max(x - dy, 0) to min(x + dy, 2047) do Land[y - dx, i]:= Value;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    51
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    52
511
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    53
procedure ChangeCircleLines(x, y, dx, dy: LongInt; doSet: boolean);
504
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
    54
var i: LongInt;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
    55
begin
511
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    56
if not doSet then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    57
   begin
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    58
   if ((y + dy) and $FFFFFC00) = 0 then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    59
      for i:= max(x - dx, 0) to min(x + dx, 2047) do
855
8842c71d16bf - Fix too long delay between shotgun and deagle shots
unc0rr
parents: 840
diff changeset
    60
          if (Land[y + dy, i] > 0) then dec(Land[y + dy, i]); // check > 0 because explosion can erase collision data
511
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    61
   if ((y - dy) and $FFFFFC00) = 0 then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    62
      for i:= max(x - dx, 0) to min(x + dx, 2047) do
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    63
          if (Land[y - dy, i] > 0) then dec(Land[y - dy, i]);
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    64
   if ((y + dx) and $FFFFFC00) = 0 then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    65
      for i:= max(x - dy, 0) to min(x + dy, 2047) do
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    66
          if (Land[y + dx, i] > 0) then dec(Land[y + dx, i]);
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    67
   if ((y - dx) and $FFFFFC00) = 0 then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    68
      for i:= max(x - dy, 0) to min(x + dy, 2047) do
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    69
          if (Land[y - dx, i] > 0) then dec(Land[y - dx, i]);
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    70
   end else
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    71
   begin
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    72
   if ((y + dy) and $FFFFFC00) = 0 then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    73
      for i:= max(x - dx, 0) to min(x + dx, 2047) do inc(Land[y + dy, i]);
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    74
   if ((y - dy) and $FFFFFC00) = 0 then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    75
      for i:= max(x - dx, 0) to min(x + dx, 2047) do inc(Land[y - dy, i]);
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    76
   if ((y + dx) and $FFFFFC00) = 0 then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    77
      for i:= max(x - dy, 0) to min(x + dy, 2047) do inc(Land[y + dx, i]);
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    78
   if ((y - dx) and $FFFFFC00) = 0 then
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    79
      for i:= max(x - dy, 0) to min(x + dy, 2047) do inc(Land[y - dx, i]);
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
    80
   end
504
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
    81
end;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
    82
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    83
procedure FillRoundInLand(X, Y, Radius: LongInt; Value: Longword);
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
    84
var dx, dy, d: LongInt;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    85
begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    86
  dx:= 0;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    87
  dy:= Radius;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    88
  d:= 3 - 2 * Radius;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    89
  while (dx < dy) do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    90
     begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    91
     FillCircleLines(x, y, dx, dy, Value);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    92
     if (d < 0)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    93
     then d:= d + 4 * dx + 6
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    94
     else begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    95
          d:= d + 4 * (dx - dy) + 10;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    96
          dec(dy)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    97
          end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    98
     inc(dx)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
    99
     end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   100
  if (dx = dy) then FillCircleLines(x, y, dx, dy, Value);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   101
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   102
511
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
   103
procedure ChangeRoundInLand(X, Y, Radius: LongInt; doSet: boolean);
504
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   104
var dx, dy, d: LongInt;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   105
begin
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   106
  dx:= 0;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   107
  dy:= Radius;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   108
  d:= 3 - 2 * Radius;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   109
  while (dx < dy) do
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   110
     begin
511
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
   111
     ChangeCircleLines(x, y, dx, dy, doSet);
504
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   112
     if (d < 0)
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   113
     then d:= d + 4 * dx + 6
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   114
     else begin
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   115
          d:= d + 4 * (dx - dy) + 10;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   116
          dec(dy)
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   117
          end;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   118
     inc(dx)
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   119
     end;
511
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
   120
  if (dx = dy) then ChangeCircleLines(x, y, dx, dy, doSet)
504
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   121
end;
13b6ebc53627 Fix collision info artifacts in Land array when two objects intersect
unc0rr
parents: 495
diff changeset
   122
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
   123
procedure FillLandCircleLines0(x, y, dx, dy: LongInt);
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
   124
var i: LongInt;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   125
begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   126
if ((y + dy) and $FFFFFC00) = 0 then
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   127
   for i:= max(x - dx, 0) to min(x + dx, 2047) do LandPixels[y + dy, i]:= 0;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   128
if ((y - dy) and $FFFFFC00) = 0 then
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   129
   for i:= max(x - dx, 0) to min(x + dx, 2047) do LandPixels[y - dy, i]:= 0;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   130
if ((y + dx) and $FFFFFC00) = 0 then
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   131
   for i:= max(x - dy, 0) to min(x + dy, 2047) do LandPixels[y + dx, i]:= 0;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   132
if ((y - dx) and $FFFFFC00) = 0 then
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   133
   for i:= max(x - dy, 0) to min(x + dy, 2047) do LandPixels[y - dx, i]:= 0;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   134
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   135
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
   136
procedure FillLandCircleLinesEBC(x, y, dx, dy: LongInt);
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
   137
var i: LongInt;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   138
begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   139
if ((y + dy) and $FFFFFC00) = 0 then
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   140
   for i:= max(x - dx, 0) to min(x + dx, 2047) do
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   141
       if Land[y + dy, i] = COLOR_LAND then LandPixels[y + dy, i]:= cExplosionBorderColor;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   142
if ((y - dy) and $FFFFFC00) = 0 then
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   143
   for i:= max(x - dx, 0) to min(x + dx, 2047) do
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   144
       if Land[y - dy, i] = COLOR_LAND then LandPixels[y - dy, i]:= cExplosionBorderColor;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   145
if ((y + dx) and $FFFFFC00) = 0 then
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   146
   for i:= max(x - dy, 0) to min(x + dy, 2047) do
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   147
       if Land[y + dx, i] = COLOR_LAND then LandPixels[y + dx, i]:= cExplosionBorderColor;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   148
if ((y - dx) and $FFFFFC00) = 0 then
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   149
   for i:= max(x - dy, 0) to min(x + dy, 2047) do
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   150
       if Land[y - dx, i] = COLOR_LAND then LandPixels[y - dx, i]:= cExplosionBorderColor;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   151
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   152
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
   153
procedure DrawExplosion(X, Y, Radius: LongInt);
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
   154
var dx, dy, d: LongInt;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   155
begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   156
FillRoundInLand(X, Y, Radius, 0);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   157
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   158
  dx:= 0;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   159
  dy:= Radius;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   160
  d:= 3 - 2 * Radius;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   161
  while (dx < dy) do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   162
     begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   163
     FillLandCircleLines0(x, y, dx, dy);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   164
     if (d < 0)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   165
     then d:= d + 4 * dx + 6
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   166
     else begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   167
          d:= d + 4 * (dx - dy) + 10;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   168
          dec(dy)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   169
          end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   170
     inc(dx)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   171
     end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   172
  if (dx = dy) then FillLandCircleLines0(x, y, dx, dy);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   173
  inc(Radius, 4);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   174
  dx:= 0;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   175
  dy:= Radius;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   176
  d:= 3 - 2 * Radius;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   177
  while (dx < dy) do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   178
     begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   179
     FillLandCircleLinesEBC(x, y, dx, dy);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   180
     if (d < 0)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   181
     then d:= d + 4 * dx + 6
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   182
     else begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   183
          d:= d + 4 * (dx - dy) + 10;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   184
          dec(dy)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   185
          end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   186
     inc(dx)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   187
     end;
351
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 345
diff changeset
   188
  if (dx = dy) then FillLandCircleLinesEBC(x, y, dx, dy);
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 345
diff changeset
   189
772
e8d530ca77be Don't update all land texture when drawing tunnel (saves video throughput)
unc0rr
parents: 769
diff changeset
   190
d:= max(Y - Radius - 1, 0);
e8d530ca77be Don't update all land texture when drawing tunnel (saves video throughput)
unc0rr
parents: 769
diff changeset
   191
dy:= min(Y + Radius + 1, 1023) - d;
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   192
UpdateLandTexture(d, dy)
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   193
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   194
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
   195
procedure DrawHLinesExplosions(ar: PRangeArray; Radius: LongInt; y, dY: LongInt; Count: Byte);
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   196
var tx, ty, i: LongInt;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   197
begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   198
for i:= 0 to Pred(Count) do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   199
    begin
188
a7c2a61524c2 Cardinal -> Longword
unc0rr
parents: 184
diff changeset
   200
    for ty:= max(y - Radius, 0) to min(y + Radius, 1023) do
351
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 345
diff changeset
   201
        for tx:= max(0, ar^[i].Left - Radius) to min(2047, ar^[i].Right + Radius) do
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   202
            LandPixels[ty, tx]:= 0;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   203
    inc(y, dY)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   204
    end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   205
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   206
inc(Radius, 4);
351
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 345
diff changeset
   207
dec(y, Count * dY);
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   208
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   209
for i:= 0 to Pred(Count) do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   210
    begin
188
a7c2a61524c2 Cardinal -> Longword
unc0rr
parents: 184
diff changeset
   211
    for ty:= max(y - Radius, 0) to min(y + Radius, 1023) do
351
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 345
diff changeset
   212
        for tx:= max(0, ar^[i].Left - Radius) to min(2047, ar^[i].Right + Radius) do
188
a7c2a61524c2 Cardinal -> Longword
unc0rr
parents: 184
diff changeset
   213
            if Land[ty, tx] = $FFFFFF then
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   214
                  LandPixels[ty, tx]:= cExplosionBorderColor;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   215
    inc(y, dY)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   216
    end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   217
818
635e58295079 Fix drill bug
unc0rr
parents: 772
diff changeset
   218
635e58295079 Fix drill bug
unc0rr
parents: 772
diff changeset
   219
UpdateLandTexture(0, 1023)
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   220
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   221
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   222
//
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   223
//  - (dX, dY) - direction, vector of length = 0.5
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   224
//
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 358
diff changeset
   225
procedure DrawTunnel(X, Y, dX, dY: hwFloat; ticks, HalfWidth: LongInt);
358
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   226
var nx, ny, dX8, dY8: hwFloat;
772
e8d530ca77be Don't update all land texture when drawing tunnel (saves video throughput)
unc0rr
parents: 769
diff changeset
   227
    i, t, tx, ty, stY: Longint;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   228
begin  // (-dY, dX) is (dX, dY) rotated by PI/2
772
e8d530ca77be Don't update all land texture when drawing tunnel (saves video throughput)
unc0rr
parents: 769
diff changeset
   229
stY:= hwRound(Y);
e8d530ca77be Don't update all land texture when drawing tunnel (saves video throughput)
unc0rr
parents: 769
diff changeset
   230
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   231
nx:= X + dY * (HalfWidth + 8);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   232
ny:= Y - dX * (HalfWidth + 8);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   233
358
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   234
dX8:= dX * 8;
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   235
dY8:= dY * 8;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   236
for i:= 0 to 7 do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   237
    begin
358
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   238
    X:= nx - dX8;
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   239
    Y:= ny - dY8;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   240
    for t:= -8 to ticks + 8 do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   241
        {$include tunsetborder.inc}
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   242
    nx:= nx - dY;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   243
    ny:= ny + dX;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   244
    end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   245
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   246
for i:= -HalfWidth to HalfWidth do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   247
    begin
358
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   248
    X:= nx - dX8;
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   249
    Y:= ny - dY8;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   250
    for t:= 0 to 7 do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   251
        {$include tunsetborder.inc}
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   252
    X:= nx;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   253
    Y:= ny;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   254
    for t:= 0 to ticks do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   255
        begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   256
        X:= X + dX;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   257
        Y:= Y + dY;
351
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 345
diff changeset
   258
        tx:= hwRound(X);
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 345
diff changeset
   259
        ty:= hwRound(Y);
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   260
        if ((ty and $FFFFFC00) = 0) and ((tx and $FFFFF800) = 0) then
511
2b5b9e00419d - Further work on new collisions implementation
unc0rr
parents: 505
diff changeset
   261
         if Land[ty, tx] = COLOR_LAND then
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   262
           begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   263
           Land[ty, tx]:= 0;
768
2886dafa5bcf Store Land surface in memory:
unc0rr
parents: 767
diff changeset
   264
           LandPixels[ty, tx]:= 0;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   265
           end
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   266
        end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   267
    for t:= 0 to 7 do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   268
        {$include tunsetborder.inc}
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   269
    nx:= nx - dY;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   270
    ny:= ny + dX;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   271
    end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   272
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   273
for i:= 0 to 7 do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   274
    begin
358
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   275
    X:= nx - dX8;
236bbd12d4d9 - New Land Generator
unc0rr
parents: 351
diff changeset
   276
    Y:= ny - dY8;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   277
    for t:= -8 to ticks + 8 do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   278
        {$include tunsetborder.inc}
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   279
    nx:= nx - dY;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   280
    ny:= ny + dX;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   281
    end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   282
828
de0af1ad2610 Fix tunnel drawing (specially for desert eagle)
unc0rr
parents: 818
diff changeset
   283
t:= max(stY - HalfWidth * 2 - 4 - abs(hwRound(dY * ticks)), 0);
de0af1ad2610 Fix tunnel drawing (specially for desert eagle)
unc0rr
parents: 818
diff changeset
   284
ty:= min(stY + HalfWidth * 2 + 4 + abs(hwRound(dY * ticks)), 1023) - t;
772
e8d530ca77be Don't update all land texture when drawing tunnel (saves video throughput)
unc0rr
parents: 769
diff changeset
   285
UpdateLandTexture(t, ty)
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   286
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   287
520
e83dfb7ffead Teleportation tool
unc0rr
parents: 511
diff changeset
   288
function TryPlaceOnLand(cpX, cpY: LongInt; Obj: TSprite; Frame: LongInt; doPlace: boolean): boolean;
769
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   289
var X, Y, bpp, h, w: LongInt;
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   290
    p: PByteArray;
769
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   291
    Image: PSDL_Surface;
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   292
begin
769
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   293
TryDo(SpritesData[Obj].Surface <> nil, 'Assert SpritesData[Obj].Surface failed', true);
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   294
Image:= SpritesData[Obj].Surface;
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   295
w:= SpritesData[Obj].Width;
769
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   296
h:= SpritesData[Obj].Height;
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   297
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   298
if SDL_MustLock(Image) then
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   299
   SDLTry(SDL_LockSurface(Image) >= 0, true);
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   300
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   301
bpp:= Image^.format^.BytesPerPixel;
769
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   302
TryDo(bpp = 4, 'It should be 32 bpp sprite', true);
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   303
// Check that sprite fits free space
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   304
p:= @(PByteArray(Image^.pixels)^[Image^.pitch * Frame * h]);
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   305
case bpp of
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   306
     4: for y:= 0 to Pred(h) do
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   307
            begin
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   308
            for x:= 0 to Pred(w) do
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   309
                if PLongword(@(p^[x * 4]))^ <> 0 then
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   310
                   if (((cpY + y) and $FFFFFC00) <> 0) or
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   311
                      (((cpX + x) and $FFFFF800) <> 0) or
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   312
                      (Land[cpY + y, cpX + x] <> 0) then
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   313
                      begin
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   314
                      if SDL_MustLock(Image) then
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   315
                         SDL_UnlockSurface(Image);
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   316
                      exit(false)
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   317
                      end;
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   318
            p:= @(p^[Image^.pitch]);
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   319
            end;
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   320
     end;
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   321
520
e83dfb7ffead Teleportation tool
unc0rr
parents: 511
diff changeset
   322
TryPlaceOnLand:= true;
769
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   323
if not doPlace then
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   324
   begin
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   325
   if SDL_MustLock(Image) then
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   326
      SDL_UnlockSurface(Image);
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   327
   exit
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   328
   end;
520
e83dfb7ffead Teleportation tool
unc0rr
parents: 511
diff changeset
   329
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   330
// Checked, now place
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   331
p:= @(PByteArray(Image^.pixels)^[Image^.pitch * Frame * h]);
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   332
case bpp of
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   333
     4: for y:= 0 to Pred(h) do
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   334
            begin
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   335
            for x:= 0 to Pred(w) do
769
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   336
                if PLongword(@(p^[x * 4]))^ <> 0 then
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   337
                   begin
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   338
                   Land[cpY + y, cpX + x]:= COLOR_LAND;
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   339
                   LandPixels[cpY + y, cpX + x]:= PLongword(@(p^[x * 4]))^
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   340
                   end;
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   341
            p:= @(p^[Image^.pitch]);
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   342
            end;
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   343
     end;
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   344
if SDL_MustLock(Image) then
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   345
   SDL_UnlockSurface(Image);
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   346
769
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   347
y:= max(cpY, 0);
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   348
h:= min(cpY + Image^.h, 1023) - y;
788efc1d649f - Save 8 MB of memory by freeing LandSurface and not using it anymore after game initialization
unc0rr
parents: 768
diff changeset
   349
UpdateLandTexture(y, h)
409
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   350
end;
4f1841929ccc Construction tool
unc0rr
parents: 393
diff changeset
   351
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   352
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 109
diff changeset
   353
end.