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Simba/Units/MMLCore/dtm.pas
Merlijn Wajer 33afa26782 No need for trunk/ anymore
2010-03-12 18:10:10 +01:00

439 lines
12 KiB
ObjectPascal
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{
This file is part of the Mufasa Macro Library (MML)
Copyright (c) 2009 by Raymond van Venetië and Merlijn Wajer
MML is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
MML is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with MML. If not, see <http://www.gnu.org/licenses/>.
See the file COPYING, included in this distribution,
for details about the copyright.
DTM class for the Mufasa Macro Library
}
unit dtm;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, MufasaTypes;
type
TMDTM = class(TObject)
private
public
function AddDTM(d: TDTM): Integer;
function AddpDTM(d: pDTM): Integer;
function GetDTM(index: Integer; out dtm: pDTM): Boolean;
procedure FreeDTM(DTM: Integer);
function StringToDTM(S: String): pDTM;
function SetDTMName(DTM: Integer; S: String): boolean;
{ function FindDTM(DTM: Integer; out x, y: Integer; x1, y1, x2,
y2: Integer): Boolean;
function FindDTMs(DTM: Integer; out Points: TPointArray; x1, y1, x2,
y2: Integer): Boolean;
function FindDTMRotated(DTM: Integer; out x, y: Integer; x1, y1, x2,
y2: Integer; sAngle, eAngle, aStep: Extended;
out aFound: Extended): Boolean;
function FindDTMsRotated(DTM: Integer; out Points: TPointArray; x1,
y1, x2, y2: Integer; sAngle, eAngle,
aStep: Extended; out aFound: T2DExtendedArray)
: Boolean;
function pFindDTM(DTM: pDTM; out x, y: Integer; x1, y1, x2, y2:
Integer): Boolean;
function pFindDTMRotated(DTM: pDTM; out x, y: Integer; x1, y1, x2,
y2: Integer; sAngle, eAngle, aStep: Extended;
out aFound: Extended): Boolean;
function pFindDTMsRotated(DTM: pDTM; out Points: TPointArray; x1,
y1, x2, y2: Integer; sAngle, eAngle,
aStep: Extended; out aFound: T2DExtendedArray)
: Boolean;
}
constructor Create(Owner: TObject);
destructor Destroy; override;
private
Client: TObject;
DTMList: Array Of pDTM;
FreeSpots: Array Of Integer;
end;
implementation
uses
dtmutil, paszlib,
client,
graphics, // for TColor
math // for max
;
constructor TMDTM.Create(Owner: TObject);
begin
inherited Create;
Self.Client := Owner;
SetLength(DTMList, 0);
SetLength(FreeSpots, 0);
end;
{$DEFINE DTM_DEBUG}
destructor TMDTM.Destroy;
var
i, j: integer;
b:boolean;
begin
for i := 0 to high(DTMList) do
begin
b := false;
for j := 0 to high(freespots) do
if i = freespots[j] then
begin
b := true;
break;
end;
if not b then
begin;
if DTMList[i].n <> '' then
TClient(Client).Writeln(Format('DTM[%s] has not been freed in the script, freeing it now.',[DTMList[i].n]))
else
TClient(Client).Writeln(Format('DTM[%d] has not been freed in the script, freeing it now.',[i]));
FreeDTM(i);
end;
end;
SetLength(DTMList, 0);
SetLength(FreeSpots, 0);
inherited Destroy;
end;
{Function AreaShape(Color, Tolerance, Size, Shape: Integer; P: TPoint) : Boolean; inline;
Begin
End;}
// Rotates the given point (p) by A (in radians) around the point defined by cx, cy.
function RotatePoint(p: TPoint; angle, mx, my: Extended): TPoint; inline;
begin
Result.X := Round(mx + cos(angle) * (p.x - mx) - sin(angle) * (p.y - my));
Result.Y := Round(my + sin(angle) * (p.x - mx) + cos(angle) * (p.y- my));
end;
function HexToInt(HexNum: string): LongInt;inline;
begin
Result:=StrToInt('$' + HexNum);
end;
function TMDTM.StringToDTM(S: String): pDTM;
var
b: PBufferByteArray;
Source : String;
DestLen : longword;
i,ii,c : integer;
begin
SetLength(Result.p,0);
SetLength(Result.c,0);
SetLength(Result.t,0);
SetLength(Result.asz,0);
SetLength(Result.ash,0);
ii := Length(S);
if (ii = 0) or (ii mod 2 <> 0) then
Exit;
ii := ii div 2;
SetLength(Source,ii);
for i := 1 to ii do
Source[i] := Chr(HexToInt(S[i * 2 - 1] + S[i * 2]));
DestLen := BufferLen;
if uncompress(Bufferstring,Destlen,pchar(Source), ii) = Z_OK then
begin;
if (Destlen mod 36) > 0 then
raise Exception.CreateFmt('Invalid DTM passed to StringToDTM: %s',[s]);
DestLen := DestLen div 36;
SetLength(Result.p,DestLen);
SetLength(Result.c,DestLen);
SetLength(Result.t,DestLen);
SetLength(Result.asz,DestLen);
SetLength(Result.ash,DestLen);
SetLength(Result.bp,DestLen);
b := PBufferByteArray(BufferString);
for i := 0 to DestLen - 1 do
begin;
c := i * 36;
Result.p[i].x := PInteger(@b^[c+1])^;
Result.p[i].y := PInteger(@b^[c+5])^;
Result.asz[i] := PInteger(@b^[c+12])^;
Result.ash[i] := PInteger(@b^[c+16])^;
Result.c[i] := PInteger(@b^[c+20])^;
Result.t[i] := PInteger(@b^[c+24])^;
Result.bp[i] := False;
end;
end;
result.l := length(result.p);
end;
function TMDTM.AddDTM(d: TDTM): Integer;
begin
if Length(FreeSpots) > 0 then
begin
DTMList[FreeSpots[High(FreeSpots)]] := TDTMTopDTM(d);
Result := FreeSpots[High(FreeSpots)];
SetLength(FreeSpots, High(FreeSpots));
end
else
begin
SetLength(DTMList, Length(DTMList) + 1);
DTMList[High(DTMList)] := TDTMTopDTM(d);
Result := High(DTMList);
end;
end;
{/\
Adds the given pDTM to the DTM Array, and returns it's index.
/\}
function TMDTM.AddpDTM(d: pDTM): Integer;
begin
if Length(FreeSpots) > 0 then
begin
DTMList[FreeSpots[High(FreeSpots)]] := d;
Result := FreeSpots[High(FreeSpots)];
SetLength(FreeSpots, High(FreeSpots));
end
Else
begin
SetLength(DTMList, Length(DTMList) + 1);
DTMList[High(DTMList)] := d;
Result := High(DTMList);
end;
end;
{/\
Returns the DTM (pDTM type) in the variable dtm at the given index.
Returns true is succesfull, false if the dtm does not exist.
/\}
function TMDTM.GetDTM(index: Integer; out dtm: pDTM): Boolean;
begin
Result := True;
try
dtm := DTMList[index];
except
begin
raise Exception.CreateFmt('The given DTM Index ([%d]) is invalid.',
[index]);
//WriteLn('DTM Index ' + IntToStr(index) + ' does not exist');
Result := False;
end;
end
end;
function TMDTM.SetDTMName(DTM: Integer; s: string): boolean;
begin
try
DTMList[DTM].n:= s;
Exit(true);
except
raise Exception.CreateFMT('SetDTMName: The given DTM %d does not exist.', [DTM]);
end;
Exit(False);
end;
{/\
Unloads the DTM at the given index from the DTM Array.
Notes:
Will keep track of not used index, so it is very memory efficient.
/\}
Procedure TMDTM.FreeDTM(DTM: Integer);
begin
try
SetLength(DTMList[DTM].p, 0);
SetLength(DTMList[DTM].c, 0);
SetLength(DTMList[DTM].t, 0);
SetLength(DTMList[DTM].asz, 0);
SetLength(DTMList[DTM].ash, 0);
DTMList[DTM].l := 0;
except
raise Exception.CreateFmt('Invalid DTM passed to FreeDTM', []);
//WriteLn('Invalid DTM');
end;
SetLength(FreeSpots, Length(FreeSpots) + 1);
FreeSpots[High(FreeSpots)] := DTM;
end;
{
Tries to find the given DTM (index). If found will put the point the dtm has
been found at in x, y and result to true.
}
{function TMDTM.FindDTM(DTM: Integer; out x, y: Integer; x1, y1, x2, y2: Integer): Boolean;
var
temp: pDTM;
begin
if GetDTM(DTM, temp) then
Result := pFindDTM(temp, x, y, x1, y1, x2, y2)
else
begin
x := 0;
y := 0;
Result := False;
end;
end; }
{
Tries to find the given pDTM. If found will put the point the dtm has
been found at in x, y and result to true.
}
{function TMDTM.pFindDTM(DTM: pDTM; out x, y: Integer; x1, y1, x2, y2: Integer): Boolean;
begin
end; }
{/\
Tries to find the given DTM (index). Will return true if it has found one or more
DTM's. All the occurances are stored in the Points (TPointArray)
/\}
{function TMDTM.FindDTMs(DTM: Integer; out Points: TPointArray; x1, y1, x2, y2: Integer): Boolean;
Var
temp: pDTM;
Begin
If GetDTM(DTM, temp) Then
Result := pFindDTMs(temp, Points, x1, y1, x2, y2)
Else
Begin
SetLength(Points, 0);
Result := False;
End;
End; }
{/\
Tries to find the given pDTM. Will return true if it has found one or more
DTM's. All the occurances are stored in the Points (TPointArray)
/\}
{wat}
// Then, first find all occurances of all colours on the given client.
// Each point has a colour, and we call them C_0...C_n.
// MP denotes the points of the main point colour on the client.
// P_i denotes the points on the client for C_i
// O_i denotes the point offset, and possible area shape and size.
// B_i denotes a boolean representation of P_i for C_i, for C_1...C_n.
// B_0 and O_0 are the merry exception here, as we don't need them for C_0,
// which we will show later.
// I hope it is clear how this will be respresented in computer data
// structures.
// Now, we iterate for i in range(1, n),
// We use MP_i, and iterate for j in range(0, dtm_points),
// Calculate the B_j indices (with MP_i and O_j) for each j, and
// see if B_j is not true, go on with MP_i + 1.
// Possible using areasize/shape.
// else, if B_j is true, continue with this inner loop.
// If B_{0...dtm_points} were all true, the point is valid.
{/\
Tries to find the given DTM (index). If found will put the point the dtm has
been found at in x, y and result to true.
Will rotate the DTM starting at sAngle, increasing by aStep until eAngle has been reached, or when the DTM has been found.
Returns all Angles in an Extended array.
/\}
{Function TMDTM.FindDTMRotated(DTM: Integer; out x, y: Integer; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: Extended): Boolean;
Var
temp: pDTM;
Begin
If GetDTM(DTM, temp) Then
Result := pFindDTMRotated(temp, x, y, x1, y1, x2, y2, sAngle, eAngle, aStep, aFound)
Else
Begin
x := 0;
y := 0;
aFound := 0.0;
Result := False;
End;
End; }
{/\
Tries to find the given pDTM. If found will put the point the dtm has
been found at in x, y and result to true.
Will rotate the DTM starting at sAngle, increasing by aStep until eAngle has been reached, or when the DTM has been found.
Returns all Angles in an Extended array.
/\}
{Function TMDTM.pFindDTMRotated(DTM: pDTM; out x, y: Integer; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: Extended): Boolean;
Begin
End; }
{/\
Tries to find the given DTM (index). Will return true if it has found one or more
DTM's. All the occurances are stored in the Points (TPointArray)
Will rotate the DTM starting at sAngle, increasing by aStep until eAngle has been reached.
Does not stop rotating when one occurance of a DTM has been found.
Returns all Angles in a Two Dimensional Extended array.
/\}
{Function TMDTM.FindDTMsRotated(DTM: Integer; out Points: TPointArray; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: T2DExtendedArray): Boolean;
Var
temp: pDTM;
Begin
If GetDTM(DTM, temp) Then
Result := pFindDTMsRotated(temp, Points, x1, y1, x2, y2, sAngle, eAngle, aStep, aFound)
Else
Begin
SetLength(Points, 0);
SetLength(aFound, 0);
Result := False;
End;
End; }
{/\
Tries to find the given pDTM. Will return true if it has found one or more
DTM's. All the occurances are stored in the Points (TPointArray)
Will rotate the DTM starting at sAngle, increasing by aStep until eAngle has been reached.
Does not stop rotating when one occurance of a DTM has been found.
Returns all Angles in a Two Dimensional Extended array.
/\}
{Function TMDTM.pFindDTMsRotated(DTM: pDTM; out Points: TPointArray; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: T2DExtendedArray): Boolean;
Begin
// Don't forget to pre calculate the rotated points at the start.
// Saves a lot of rotatepoint() calls.
End; }
end.
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