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https://github.com/moparisthebest/Simba
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80 lines
2.0 KiB
ObjectPascal
80 lines
2.0 KiB
ObjectPascal
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{
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This file is part of the Mufasa Macro Library (MML)
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Copyright (c) 2009 by Raymond van Venetië and Merlijn Wajer
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MML is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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MML is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with MML. If not, see <http://www.gnu.org/licenses/>.
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See the file COPYING, included in this distribution,
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for details about the copyright.
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TPA functions for the Mufasa Macro Library
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}
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unit tpa;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, mufasatypes;
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function SplitTPAEx(arr: TPointArray; w, h: Integer): T2DPointArray;
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implementation
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function SplitTPAEx(arr: TPointArray; w, h: Integer): T2DPointArray;
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var
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t1, t2, c, ec, tc, l: Integer;
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tpa: TPointArray;
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begin
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tpa := Copy(arr);
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l := High(tpa);
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if (l < 0) then Exit;
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SetLength(Result, l + 1);
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c := 0;
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ec := 0;
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while ((l - ec) >= 0) do
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begin
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SetLength(Result[c], 1);
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Result[c][0] := tpa[0];
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tpa[0] := tpa[l - ec];
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Inc(ec);
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tc := 1;
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t1 := 0;
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while (t1 < tc) do
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begin
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t2 := 0;
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while (t2 <= (l - ec)) do
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begin
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if (Abs(Result[c][t1].x - tpa[t2].x) <= w) and (Abs(Result[c][t1].y - tpa[t2].y) <= h) then
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begin
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SetLength(Result[c], tc +1);
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Result[c][tc] := tpa[t2];
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tpa[t2] := tpa[l - ec];
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Inc(ec);
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Inc(tc);
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Dec(t2);
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end;
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Inc(t2);
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end;
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Inc(t1);
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end;
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Inc(c);
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end;
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SetLength(Result, c);
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end;
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end.
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