mirror of
https://github.com/moparisthebest/Simba
synced 2024-12-22 23:38:50 -05:00
baf574c414
git-svn-id: http://www.villavu.com/repositories/merlijn/mufasa@388 3f818213-9676-44b0-a9b4-5e4c4e03d09d
1131 lines
30 KiB
ObjectPascal
1131 lines
30 KiB
ObjectPascal
{
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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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Bitmaps class for the Mufasa Macro Library
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}
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unit bitmaps;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, FPImage,IntfGraphics,graphtype,MufasaTypes,graphics;
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type
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{ TMufasaBitmap }
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TMufasaBitmap = class(TObject)
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private
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w,h : integer;
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TransparentColor : TRGB32;
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TransparentSet : boolean;
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FIndex : integer;
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public
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OnDestroy : procedure(Bitmap : TMufasaBitmap) of object;
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FakeData : array of TRGB32;
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FData : PRGB32;
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BmpName : string; //Optional?
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property Index : integer read FIndex write FIndex;
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procedure SetSize(AWidth,AHeight : integer);
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procedure StretchResize(AWidth,AHeight : integer);
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property Width : Integer read w;
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property Height : Integer read h;
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procedure ValidatePoint(x,y : integer);
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function SaveToFile(const FileName : string) :boolean;
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procedure LoadFromFile(const FileName : string);
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procedure FastSetPixel(x,y : integer; Color : TColor);
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procedure FastSetPixels(TPA : TPointArray; Colors : TIntegerArray);
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procedure DrawATPA(ATPA : T2DPointArray; Colors : TIntegerArray);overload;
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procedure DrawATPA(ATPA : T2DPointArray);overload;
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procedure DrawTPA(TPA : TPointArray; Color : TColor);
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function CreateTPA(SearchCol : TColor) : TPointArray;
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function FastGetPixel(x,y : integer) : TColor;
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function FastGetPixels(TPA : TPointArray) : TIntegerArray;
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Procedure SetTransparentColor(Col : TColor);
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Function GetTransparentColor : TColor;
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property TransparentColorSet : boolean read TransparentSet;
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procedure FastDrawClear(Color : TColor);
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procedure FastDrawTransparent(x, y: Integer; TargetBitmap: TMufasaBitmap);
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procedure FastReplaceColor(OldColor, NewColor: TColor);
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procedure CopyClientToBitmap(MWindow : TObject;Resize : boolean; xs, ys, xe, ye: Integer);overload;
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procedure CopyClientToBitmap(MWindow : TObject;Resize : boolean;x,y : integer; xs, ys, xe, ye: Integer);overload;
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procedure RotateBitmap(angle: Extended;TargetBitmap : TMufasaBitmap );
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procedure Desaturate;overload;
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procedure Desaturate(TargetBitmap : TMufasaBitmap); overload;
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procedure GreyScale(TargetBitmap : TMufasaBitmap);overload;
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procedure GreyScale;
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procedure Brightness(br: integer);overload;
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procedure Brightness(TargetBitmap : TMufasaBitmap; br : integer); overload;
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procedure Contrast(co: Extended);overload;
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procedure Contrast(TargetBitmap : TMufasaBitmap; co : Extended);overload;
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procedure Invert;
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procedure Posterize(TargetBitmap : TMufasaBitmap; Po : integer);overload;
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procedure Posterize(Po : integer);overload;
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function Copy: TMufasaBitmap;
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function ToTBitmap: TBitmap;
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procedure LoadFromTBitmap(bmp: TBitmap);
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procedure LoadFromRawImage(RawImage: TRawImage);
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function CreateTMask : TMask;
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constructor Create;
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destructor Destroy;override;
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end;
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TMufasaBmpArray = Array of TMufasaBitmap;
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{ TMBitmaps }
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TMBitmaps = class(TObject)
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protected
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Client : TObject;
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FreeSpots : Array of integer;
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BmpArray : TMufasaBmpArray;
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BmpsCurr,BmpsHigh,FreeSpotsHigh,FreeSpotsLen : integer;
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public
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function GetBMP(Index : integer) : TMufasaBitmap;
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property Bmp[Index : integer]: TMufasaBitmap read GetBMP;
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function CreateBMP(w, h: integer): Integer;
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function CopyBMP( Bitmap : integer) : Integer;
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function CreateMirroredBitmap(bitmap: Integer; MirrorStyle : TBmpMirrorStyle): Integer;
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function CreateBMPFromFile(const Path : string) : integer;
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function CreateBMPFromString(width,height : integer; Data : string) : integer;overload;
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function CreateBMPFromString(BmpName : string; width,height : integer; Data : string) : integer;overload;
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procedure FreeBMP( Number : integer);
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constructor Create(Owner : TObject);
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destructor Destroy;override;
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end;
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implementation
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uses
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Windowutil,paszlib,DCPbase64,math,
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colour_conv,window,mufasatypesutil,tpa;
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function Min(a,b:integer) : integer;
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begin
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if a < b then
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result := a
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else
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result := b;
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end;
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{ TMBitmaps }
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function TMBitmaps.GetBMP(Index: integer): TMufasaBitmap;
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begin
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Result := nil;
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if (Index >= 0) and (Index <= BmpsCurr) then
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if BmpArray[Index] <> nil then
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Result := BmpArray[Index];
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if Result = nil then
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raise Exception.CreateFmt('The bitmap[%d] does not exist',[Index]);
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end;
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function TMBitmaps.CreateBMP(w,h : integer): Integer;
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begin
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if BmpsCurr < BmpsHigh then
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begin;
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inc(BmpsCurr);
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Result := BmpsCurr;
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end else if (FreeSpotsHigh > -1) then
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begin;
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Result := FreeSpots[FreeSpotsHigh];
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dec(FreeSpotsHigh);
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end else
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begin;
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SetLength(BmpArray, BmpsHigh + 6);
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BmpsHigh := BmpsHigh + 5;
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inc(BmpsCurr);
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Result := BmpsCurr;
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end;
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BmpArray[Result] := TMufasaBitmap.Create;
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BmpArray[Result].SetSize(w,h);
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BmpArray[Result].Index:= Result;
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end;
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function TMBitmaps.CopyBMP(Bitmap: integer): Integer;
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var
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InputBMP : TMufasaBitmap;
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OutputBMP : TMUfasaBitmap;
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begin
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InputBMP := GetBMP(Bitmap);
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Result := CreateBMP(InputBmp.w,InputBMP.h);
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OutputBMP := GetBMP(Result);
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Move(InputBMP.FData[0],OutPutBMP.FData[0],InputBMP.w * InputBMP.h * SizeOf(TRGB32));
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end;
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function TMBitmaps.CreateMirroredBitmap(bitmap: Integer;
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MirrorStyle: TBmpMirrorStyle): Integer;
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var
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w,h : integer;
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y,x : integer;
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Source,Dest : PRGB32;
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begin
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Source := Bmp[Bitmap].FData;
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w := BmpArray[Bitmap].Width;
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h := BmpArray[Bitmap].Height;
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if MirrorStyle = MirrorLine then
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Result := CreateBMP(h,w)
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else
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Result := CreateBMP(w,h);
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Dest := BmpArray[Result].FData;
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case MirrorStyle of
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MirrorWidth : for y := (h-1) downto 0 do
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for x := (w-1) downto 0 do
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Dest[y*w+x] := Source[y*w+w-1-x];
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MirrorHeight : for y := (h-1) downto 0 do
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Move(Source[y*w],Dest[(h-1 - y) * w],w*SizeOf(TRGB32));
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MirrorLine : for y := (h-1) downto 0 do
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for x := (w-1) downto 0 do
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Dest[x*h+y] := Source[y*w+x];
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end;
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//Can be optmized, this is just proof of concept
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end;
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function TMBitmaps.CreateBMPFromFile(const Path: string): integer;
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begin
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Result := CreateBMP(0,0);
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BmpArray[result].LoadFromFile(Path);
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end;
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function HexToInt(HexNum: string): LongInt;inline;
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begin
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Result:=StrToInt('$' + HexNum);
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end;
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function TMBitmaps.CreateBMPFromString(width, height: integer; Data: string): integer;
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var
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I,II: LongWord;
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DestLen : LongWord;
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Dest,Source : string;
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DestPoint, Point : PByte;
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begin
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Result := CreateBMP(width,height);
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if (Data <> '') and (Length(Data) <> 6) then
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begin;
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Point := Pointer(BmpArray[Result].FData);
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if Data[1] = 'b' then
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begin;
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Source := Base64DecodeStr(Copy(Data,2,Length(Data) - 1));
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Destlen := Width * Height * 3;
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Setlength(Dest,DestLen);
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if uncompress(PChar(Dest),Destlen,pchar(Source), Length(Source)) = Z_OK then
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begin;
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DestPoint := @Dest[1];
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i := 0;
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ii := 2;
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Dec(DestLen);
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if DestLen > 2 then
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begin;
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while (ii < DestLen) do
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Begin;
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Point[i]:= DestPoint[ii+2];
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Point[i+1]:= DestPoint[ii+1];
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Point[i+2]:= DestPoint[ii];
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ii := ii + 3;
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i := i + 4;
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end;
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Point[i] := DestPoint[1];
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Point[i+1] := DestPoint[0];
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Point[i+2] := DestPoint[ii];
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end else if (Width = 1) and (Height =1 ) then
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begin;
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Point[0] := DestPoint[1];
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Point[1] := DestPoint[0];
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Point[2] := DestPoint[2];
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end;
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end;
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end else if Data[1] = 'z' then
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begin;
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Destlen := Width * Height * 3 *2;
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Setlength(Dest,DestLen);
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ii := (Length(Data) - 1) div 2;
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SetLength(Source,ii);
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for i := 1 to ii do
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Source[i] := Chr(HexToInt(Data[i * 2] + Data[i * 2+1]));
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if uncompress(PChar(Dest),Destlen,pchar(Source), ii) = Z_OK then
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begin;
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ii := 1;
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i := 0;
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while (II < DestLen) do
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begin;
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Point[i+2]:= HexToInt(Dest[ii] + Dest[ii + 1]);
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Point[i+1]:= HexToInt(Dest[ii+2] + Dest[ii + 3]);
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Point[i]:= HexToInt(Dest[ii+4] + Dest[ii + 5]);
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ii := ii + 6;
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i := i + 4;
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end;
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end;
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end else if LongWord(Length(Data)) = LongWord((Width * Height * 3 * 2)) then
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begin;
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ii := 1;
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i := 0;
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Destlen := Width * Height * 3 * 2;
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while (II < DestLen) do
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begin;
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Point[i+2]:= HexToInt(Data[ii] + Data[ii + 1]);
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Point[i+1]:= HexToInt(Data[ii+2] + Data[ii + 3]);
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Point[i]:= HexToInt(Data[ii+4] + Data[ii + 5]);
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ii := ii + 6;
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i := i + 4;
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end;
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end;
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end else
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begin;
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if Length(data) = 6 then
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BmpArray[Result].FastDrawClear(HexToInt(Data));
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// else
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// FastDrawClear(Result,clBlack);
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end;
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end;
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function TMBitmaps.CreateBMPFromString(BmpName: string; width, height: integer;
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Data: string): integer;
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begin
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Result := Self.CreateBMPFromString(width,height,data);
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Bmp[Result].BmpName:= BmpName;
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end;
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procedure TMBitmaps.FreeBMP(Number: integer);
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var
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ToDestroy : TMufasaBitmap;
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begin
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ToDestroy := GetBMP(Number);
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if Number = BmpsCurr then
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Dec(BmpsCurr)
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else
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begin;
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inc(FreeSpotsHigh);
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if FreeSpotsHigh = FreeSpotsLen then
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begin;
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inc(FreeSpotsLen);
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SetLength(FreeSpots, FreeSpotsLen);
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end;
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FreeSpots[FreeSpotsHigh] := Number;
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end;
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//Just for testing purposes
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if ToDestroy.BmpName = '' then
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Writeln(Format('BMP[%d] has been freed.',[number]))
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else
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Writeln(Format('BMP[%s] has been freed.',[ToDestroy.BmpName]));
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FreeAndNil(ToDestroy);
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end;
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function TMufasaBitmap.SaveToFile(const FileName: string): boolean;
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var
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rawImage : TRawImage;
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Bmp : TLazIntfImage;
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begin
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ArrDataToRawImage(FData,Point(w,h),RawImage);
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result := true;
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// Bmp := Graphics.TBitmap.Create;
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try
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Bmp := TLazIntfImage.Create(RawImage,false);
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Bmp.SaveToFile(FileName);
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Bmp.Free;
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except
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result := false;
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end;
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end;
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procedure TMufasaBitmap.LoadFromFile(const FileName: string);
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var
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LazIntf : TLazIntfImage;
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RawImageDesc : TRawImageDescription;
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begin
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if FileExists(FileName) then
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begin;
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LazIntf := TLazIntfImage.Create(0,0);
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RawImageDesc.Init_BPP32_B8G8R8_BIO_TTB(LazIntf.Width,LazIntf.Height);
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LazIntf.DataDescription := RawImageDesc;
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LazIntf.LoadFromFile(FileName);
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if Assigned(FData) then
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Freemem(FData);
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Self.W := LazIntf.Width;
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Self.H := LazIntf.Height;
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FData := GetMem(Self.W*Self.H*SizeOf(TRGB32));
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Move(LazIntf.PixelData[0],FData[0],w*h*sizeOf(TRGB32));
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LazIntf.Free;
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end;
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end;
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function RGBToBGR(Color : TColor) : TRGB32; inline;
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begin;
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Result.R := Color and $ff;
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Result.G := Color shr 8 and $ff;
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Result.B := Color shr 16 and $ff;
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end;
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function BGRToRGB(BGR : TRGB32) : TColor;inline;
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begin;
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Result := BGR.R or BGR.g shl 8 or BGR.b shl 16;
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end;
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function TMufasaBitmap.Copy: TMufasaBitmap;
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begin
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Result := TMufasaBitmap.Create;
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Result.SetSize(self.Width, self.Height);
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Move(self.FData[0], Result.FData[0],self.w * self.h * SizeOf(TRGB32));
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end;
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function TMufasaBitmap.ToTBitmap: TBitmap;
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var
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tr:TRawImage;
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begin
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Result := TBitmap.Create;
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ArrDataToRawImage(Self.Fdata, point(self.width,self.height), tr);
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Result.LoadFromRawImage(tr, false);
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end;
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procedure TMufasaBitmap.LoadFromRawImage(RawImage: TRawImage);
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var
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x,y: integer;
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_24_old_p: PByte;
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rs,gs,bs:byte;
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data: PRGB32;
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begin
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// clear data
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Self.SetSize(0,0);
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if (RawImage.Description.BitsPerPixel <> 24) and (RawImage.Description.BitsPerPixel <> 32) then
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raise Exception.CreateFMT('TMufasaBitmap.LoadFromRawImage - BitsPerPixel is %d', [RawImage.Description.BitsPerPixel]);
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{writeln('Bits per pixel: ' + Inttostr(RawImage.Description.BitsPerPixel)); }
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if RawImage.Description.LineOrder <> riloTopToBottom then
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raise Exception.Create('TMufasaBitmap.LoadFromRawImage - LineOrder is not riloTopToBottom');
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{ writeln(format('LineOrder: theirs: %d, ours: %d', [RawImage.Description.LineOrder, riloTopToBottom])); }
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// Todo, add support for other alignments.
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{ if RawImage.Description.LineEnd <> rileDWordBoundary then
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raise Exception.Create('TMufasaBitmap.LoadFromRawImage - LineEnd is not rileDWordBoundary'); }
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//writeln(format('LineEnd: t', [RawImage.Description.LineEnd]));
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if RawImage.Description.Format<>ricfRGBA then
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raise Exception.Create('TMufasaBitmap.LoadFromRawImage - Format is not ricfRGBA');
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// Set w,h and alloc mem.
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Self.SetSize(RawImage.Description.Width, RawImage.Description.Height);
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{writeln(format('Image size: %d, %d', [w,h])); }
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rs := RawImage.Description.RedShift shr 3;
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gs := RawImage.Description.GreenShift shr 3;
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bs := RawImage.Description.BlueShift shr 3;
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{ writeln(format('Shifts(R,G,B): %d, %d, %d', [rs,gs,bs]));
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writeln(format('Bits per line %d, expected: %d',
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[RawImage.Description.BitsPerLine, RawImage.Description.BitsPerPixel * self.w]));
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}
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if RawImage.Description.BitsPerPixel = 32 then
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Move(RawImage.Data[0], Self.FData[0], self.w * self.h * SizeOf(TRGB32))
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else
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begin
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//FillChar(Self.FData[0], self.w * self.h * SizeOf(TRGB32), 0);
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data := self.FData;
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_24_old_p := RawImage.Data;
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for y := 0 to self.h -1 do
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begin
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for x := 0 to self.w -1 do
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begin
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// b is the first byte in the record.
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data^.b := _24_old_p[bs];
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data^.g := _24_old_p[gs];
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data^.r := _24_old_p[rs];
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data^.a := 0;
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inc(_24_old_p, 3);
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inc(data);
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end;
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case RawImage.Description.LineEnd of
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rileTight, rileByteBoundary: ; // do nothing
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rileWordBoundary:
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while (_24_old_p - RawImage.Data) mod 2 <> 0 do
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inc(_24_old_p);
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rileDWordBoundary:
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while (_24_old_p - RawImage.Data) mod 4 <> 0 do
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inc(_24_old_p);
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rileQWordBoundary:
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while (_24_old_p - RawImage.Data) mod 4 <> 0 do
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inc(_24_old_p);
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rileDQWordBoundary:
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while (_24_old_p - RawImage.Data) mod 8 <> 0 do
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inc(_24_old_p);
|
|
end;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.LoadFromTBitmap(bmp: TBitmap);
|
|
|
|
begin
|
|
bmp.BeginUpdate();
|
|
LoadFromRawImage(bmp.RawImage);
|
|
bmp.EndUpdate();
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastSetPixel(x, y: integer; Color: TColor);
|
|
begin
|
|
ValidatePoint(x,y);
|
|
FData[y*w+x] := RGBToBGR(Color);
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastSetPixels(TPA: TPointArray; Colors: TIntegerArray);
|
|
var
|
|
i,len : integer;
|
|
begin
|
|
len := High(TPA);
|
|
if Len <> High(colors) then
|
|
Raise Exception.CreateFMT('TPA/Colors Length differ',[]);
|
|
for i := 0 to len do
|
|
begin;
|
|
ValidatePoint(TPA[i].x,TPA[i].y);
|
|
FData[TPA[i].y * w + TPA[i].x] := RGBToBGR(Colors[i]);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.DrawATPA(ATPA: T2DPointArray; Colors: TIntegerArray);
|
|
var
|
|
lenTPA,lenATPA : integer;
|
|
i,ii : integer;
|
|
Color : TRGB32;
|
|
begin
|
|
lenATPA := High(ATPA);
|
|
if LenATPA <> High(colors) then
|
|
Raise Exception.CreateFMT('TPA/Colors Length differ -> %d : %d',[LenATPA + 1,High(Colors) + 1]);
|
|
for i := 0 to lenATPA do
|
|
begin;
|
|
lenTPA := High(ATPA[i]);
|
|
Color := RGBToBGR(Colors[i]);
|
|
for ii := 0 to lenTPA do
|
|
begin;
|
|
ValidatePoint(ATPA[i][ii].x,ATPA[i][ii].y);
|
|
FData[ATPA[i][ii].y * w + ATPA[i][ii].x] := Color;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure TMufasaBitmap.DrawATPA(ATPA: T2DPointArray);
|
|
var
|
|
Colors : TIntegerArray;
|
|
i,len : integer;
|
|
begin
|
|
len := high(ATPA);
|
|
SetLength(colors,len+1);
|
|
for i := 0 to len do
|
|
Colors[i] := Random(clwhite);
|
|
DrawATPA(ATPA,Colors);
|
|
end;
|
|
|
|
procedure TMufasaBitmap.DrawTPA(TPA: TPointArray; Color: TColor);
|
|
begin
|
|
DrawATPA(ConvArr([TPA]),ConvArr([Color]));
|
|
end;
|
|
|
|
function TMufasaBitmap.CreateTPA(SearchCol: TColor): TPointArray;
|
|
var
|
|
x,y,L,I : Integer;
|
|
StartPtr : PRGB32;
|
|
Search : TRGB32;
|
|
begin
|
|
SetLength(Result,self.Width * Self.Height);
|
|
L := 0;
|
|
Search := RGBToBGR(SearchCol);
|
|
StartPtr := Self.FData;
|
|
For y := 0 to Self.h - 1 do
|
|
For x := 0 to self.w - 1 do
|
|
if LongWord(StartPtr^) = LongWord(SearchCol) then
|
|
begin;
|
|
L := L + 1;
|
|
Result[L].x := x;
|
|
Result[L].y := y;
|
|
end;
|
|
SetLength(Result,L + 1);
|
|
end;
|
|
|
|
|
|
|
|
|
|
function TMufasaBitmap.FastGetPixel(x, y: integer): TColor;
|
|
begin
|
|
ValidatePoint(x,y);
|
|
Result := BGRToRGB(FData[y*w+x]);
|
|
end;
|
|
|
|
function TMufasaBitmap.FastGetPixels(TPA: TPointArray): TIntegerArray;
|
|
var
|
|
i,len : integer;
|
|
begin
|
|
len := high(TPA);
|
|
SetLength(result,len+1);
|
|
for i := 0 to len do
|
|
begin;
|
|
ValidatePoint(TPA[i].x,TPA[i].y);
|
|
Result[i] := BGRToRGB(FData[TPA[i].y*w + TPA[i].x]);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.SetTransparentColor(Col: TColor);
|
|
begin
|
|
TransparentColor:= RGBToBGR(Col);
|
|
TransparentSet:= True;
|
|
end;
|
|
|
|
function TMufasaBitmap.GetTransparentColor: TColor;
|
|
begin
|
|
if TransparentSet then
|
|
Result := BGRToRGB(TransparentColor)
|
|
else
|
|
raise Exception.CreateFmt('Transparent color for Bitmap[%d] isn''t set',[index]);
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastDrawClear(Color: TColor);
|
|
var
|
|
i : integer;
|
|
Rec : TRGB32;
|
|
begin
|
|
Rec := RGBToBGR(Color);
|
|
if h > 0 then
|
|
begin;
|
|
for i := (w-1) downto 0 do
|
|
FData[i] := Rec;
|
|
for i := (h-1) downto 1 do
|
|
Move(FData[0],FData[i*w],w*SizeOf(TRGB32));
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastDrawTransparent(x, y: Integer;
|
|
TargetBitmap: TMufasaBitmap);
|
|
var
|
|
MinW,MinH,TargetW,TargetH : Integer;
|
|
loopx,loopy : integer;
|
|
begin
|
|
ValidatePoint(x,y);
|
|
TargetW := TargetBitmap.Width;
|
|
TargetH := TargetBitmap.height;
|
|
MinW := Min(w-1,TargetW-x-1);
|
|
MinH := Min(h-1,TargetH-y-1);
|
|
if TransparentSet then
|
|
begin;
|
|
for loopy := 0 to MinH do
|
|
for loopx := 0 to MinW do
|
|
if LongWord(FData[loopy * w + loopx]) <> LongWord(TransparentColor) then
|
|
TargetBitmap.FData[(loopy + y) * TargetW + loopx + x] := FData[Loopy * w + loopx];
|
|
|
|
end
|
|
else
|
|
for loopy := 0 to MinH do
|
|
Move(FData[loopy*w],TargetBitmap.FData[(loopy+y) * TargetW + x],(MinW+1) * SizeOf(TRGB32));
|
|
|
|
end;
|
|
|
|
procedure TMufasaBitmap.FastReplaceColor(OldColor, NewColor: TColor);
|
|
var
|
|
OldCol,NewCol : TRGB32;
|
|
i : integer;
|
|
begin
|
|
OldCol := RGBToBGR(OldColor);
|
|
NewCol := RGBToBGR(NewColor);
|
|
for i := w*h-1 downto 0 do
|
|
if LongWord(FData[i]) = LongWord(OldCol) then
|
|
FData[i] := NewCol;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.CopyClientToBitmap(MWindow : TObject;Resize : boolean; xs, ys, xe, ye: Integer);
|
|
var
|
|
y : integer;
|
|
wi,hi : integer;
|
|
PtrRet : TRetData;
|
|
begin
|
|
if Resize then
|
|
Self.SetSize(xe-xs+1,ye-ys+1);
|
|
|
|
wi := Min(xe-xs + 1,Self.w);
|
|
hi := Min(ye-ys + 1,Self.h);
|
|
|
|
PtrRet := TMWindow(MWindow).ReturnData(xs,ys,wi,hi);
|
|
|
|
for y := 0 to (hi-1) do
|
|
Move(PtrRet.Ptr[y * (wi + PtrRet.IncPtrWith)], FData[y * self.w],wi * SizeOf(TRGB32));
|
|
TMWindow(MWindow).FreeReturnData;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.CopyClientToBitmap(MWindow: TObject; Resize: boolean;
|
|
x, y: integer; xs, ys, xe, ye: Integer);
|
|
var
|
|
yy : integer;
|
|
wi,hi : integer;
|
|
PtrRet : TRetData;
|
|
begin
|
|
if Resize then
|
|
Self.SetSize(xe-xs+1 + x,ye-ys+1 + y);
|
|
|
|
wi := Min(xe-xs + 1 + x,Self.w);
|
|
hi := Min(ye-ys + 1 + y,Self.h);
|
|
PtrRet := TMWindow(MWindow).ReturnData(xs,ys,wi - x,hi - y);
|
|
|
|
for yy := 0 to (hi-1 - y) do
|
|
Move(PtrRet.Ptr[yy * (wi - x + PtrRet.IncPtrWith)], FData[(yy + y) * self.w + x],wi * SizeOf(TRGB32));
|
|
TMWindow(MWindow).FreeReturnData;
|
|
end;
|
|
|
|
|
|
function RotatePointEdited(p: TPoint; angle, mx, my: Extended): TPoint;
|
|
|
|
begin
|
|
Result.X := Ceil(mx + cos(angle) * (p.x - mx) - sin(angle) * (p.y - my));
|
|
Result.Y := Ceil(my + sin(angle) * (p.x - mx) + cos(angle) * (p.y- my));
|
|
end;
|
|
|
|
//Scar rotates unit circle-wise.. Oh, scar doesnt update the bounds, so kinda crops ur image.
|
|
procedure TMufasaBitmap.RotateBitmap(angle: Extended;TargetBitmap : TMufasaBitmap );
|
|
var
|
|
NewW,NewH : integer;
|
|
CosAngle,SinAngle : extended;
|
|
MinX,MinY,MaxX,MaxY : integer;
|
|
i : integer;
|
|
x,y : integer;
|
|
OldX,OldY : integer;
|
|
MiddlePoint : TPoint;
|
|
NewCorners : array[1..4] of TPoint; //(xs,ye);(xe,ye);(xe,ys);(xs,ys)
|
|
begin
|
|
MiddlePoint := Point((w-1) div 2,(h-1) div 2);
|
|
CosAngle := Cos(Angle);
|
|
SinAngle := Sin(Angle);
|
|
MinX := MaxInt;
|
|
MinY := MaxInt;
|
|
MaxX := 0;
|
|
MaxY := 0;
|
|
NewCorners[1]:= RotatePointEdited(Point(0,h-1),angle,middlepoint.x,middlepoint.y);
|
|
NewCorners[2]:= RotatePointEdited(Point(w-1,h-1),angle,middlepoint.x,middlepoint.y);
|
|
NewCorners[3]:= RotatePointEdited(Point(w-1,0),angle,middlepoint.x,middlepoint.y);
|
|
NewCorners[4]:= RotatePointEdited(Point(0,0),angle,middlepoint.x,middlepoint.y);
|
|
for i := 1 to 4 do
|
|
begin;
|
|
if NewCorners[i].x > MaxX then
|
|
MaxX := NewCorners[i].x;
|
|
if NewCorners[i].Y > MaxY then
|
|
MaxY := NewCorners[i].y;
|
|
if NewCorners[i].x < MinX then
|
|
MinX := NewCorners[i].x;
|
|
if NewCorners[i].y < MinY then
|
|
MinY := NewCorners[i].y;
|
|
end;
|
|
Writeln(Format('Min: (%d,%d) Max : (%d,%d)',[MinX,MinY,MaxX,MaxY]));
|
|
NewW := MaxX - MinX+1;
|
|
NewH := MaxY - MinY+1;
|
|
Writeln(format('New bounds: %d,%d',[NewW,NewH]));
|
|
TargetBitmap.SetSize(NewW,NewH);
|
|
for y := NewH - 1 downto 0 do
|
|
for x := NewW - 1 downto 0 do
|
|
begin;
|
|
Oldx := Round(MiddlePoint.x + CosAngle * (x + MinX-MiddlePoint.x) - SinAngle * (y + MinY - MiddlePoint.y));
|
|
Oldy := Round(MiddlePoint.y + SinAngle * (x + MinX-MiddlePoint.x) + CosAngle * (y + MinY-MiddlePoint.y));
|
|
if not ((Oldx <0) or (Oldx >= w) or (Oldy < 0) or (Oldy >= h)) then
|
|
TargetBitmap.FData[ y * NewW + x] := Self.FData[OldY * W + OldX];
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Desaturate;
|
|
var
|
|
I : integer;
|
|
He,Se,Le : extended;
|
|
Ptr : PRGB32;
|
|
begin
|
|
Ptr := FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
RGBToHSL(Ptr^.R,Ptr^.G,Ptr^.B,He,Se,Le);
|
|
HSLtoRGB(He,0.0,Le,Ptr^.R,Ptr^.G,Ptr^.B);
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Desaturate(TargetBitmap: TMufasaBitmap);
|
|
var
|
|
I : integer;
|
|
He,Se,Le : extended;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
RGBToHSL(PtrOld^.R,PtrOld^.G,PtrOld^.B,He,Se,Le);
|
|
HSLtoRGB(He,0.0,Le,PtrNew^.R,PtrNew^.G,PtrNew^.B);
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.GreyScale(TargetBitmap: TMufasaBitmap);
|
|
var
|
|
I : integer;
|
|
Lum : byte;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Lum := Round(PtrOld^.r * 0.3 + PtrOld^.g * 0.59 + PtrOld^.b * 0.11);
|
|
PtrNew^.r := Lum;
|
|
PtrNew^.g := Lum;
|
|
PtrNew^.b := Lum;
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.GreyScale;
|
|
var
|
|
I : integer;
|
|
Lum : Byte;
|
|
Ptr: PRGB32;
|
|
begin
|
|
Ptr := Self.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Lum := Round(Ptr^.r * 0.3 + Ptr^.g * 0.59 + Ptr^.b * 0.11);
|
|
Ptr^.r := Lum;
|
|
Ptr^.g := Lum;
|
|
Ptr^.b := Lum;
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
function BrightnessAdjust(Col: byte; br : integer): byte;inline;
|
|
var
|
|
temp : integer;
|
|
begin;
|
|
Temp := Col + Br;
|
|
if temp < 0 then
|
|
temp := 0
|
|
else if temp > 255 then
|
|
temp := 255;
|
|
result := temp;
|
|
end;
|
|
procedure TMufasaBitmap.Brightness(br: integer);
|
|
var
|
|
I : integer;
|
|
Ptr: PRGB32;
|
|
begin
|
|
Ptr := Self.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Ptr^.r := BrightnessAdjust(Ptr^.r,br);
|
|
Ptr^.g := BrightnessAdjust(Ptr^.g,br);
|
|
Ptr^.b := BrightnessAdjust(Ptr^.b,br);
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Brightness(TargetBitmap: TMufasaBitmap; br: integer);
|
|
var
|
|
I : integer;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
PtrNew^.r := BrightnessAdjust(PtrOld^.r,br);
|
|
PtrNew^.g := BrightnessAdjust(PtrOld^.g,br);
|
|
PtrNew^.b := BrightnessAdjust(PtrOld^.b,br);
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
const
|
|
Grey = 128;
|
|
function ContrastAdjust(Col: byte; co : extended): byte;inline;
|
|
var
|
|
temp : integer;
|
|
begin;
|
|
Temp := floor((col - Grey) * co) + grey;
|
|
if temp < 0 then
|
|
temp := 0
|
|
else if temp > 255 then
|
|
temp := 255;
|
|
result := temp;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Contrast(co: Extended);
|
|
var
|
|
I : integer;
|
|
Ptr: PRGB32;
|
|
begin
|
|
Ptr := Self.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Ptr^.r := ContrastAdjust(Ptr^.r,co);
|
|
Ptr^.g := ContrastAdjust(Ptr^.g,co);
|
|
Ptr^.b := ContrastAdjust(Ptr^.b,co);
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Contrast(TargetBitmap: TMufasaBitmap; co: Extended);
|
|
var
|
|
I : integer;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
PtrNew^.r := ContrastAdjust(PtrOld^.r,co);
|
|
PtrNew^.g := ContrastAdjust(PtrOld^.g,co);
|
|
PtrNew^.b := ContrastAdjust(PtrOld^.b,co);
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Invert;
|
|
var
|
|
i : integer;
|
|
begin
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
Self.FData[i].r := not Self.FData[i].r;
|
|
Self.FData[i].g := not Self.FData[i].g;
|
|
Self.Fdata[i].b := not Self.FData[i].b;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Posterize(TargetBitmap: TMufasaBitmap; Po: integer);
|
|
var
|
|
I : integer;
|
|
PtrOld,PtrNew : PRGB32;
|
|
begin
|
|
if not InRange(Po,1,255) then
|
|
Raise exception.CreateFmt('Posterize Po(%d) out of range[1,255]',[Po]);
|
|
TargetBitmap.SetSize(w,h);
|
|
PtrOld := Self.FData;
|
|
PtrNew := TargetBitmap.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
PtrNew^.r := min(Round(PtrOld^.r / po) * Po, 255);
|
|
PtrNew^.g := min(Round(PtrOld^.g / po) * Po, 255);
|
|
PtrNew^.b := min(Round(PtrOld^.b / po) * Po, 255);
|
|
inc(ptrOld);
|
|
inc(PtrNew);
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.Posterize(Po: integer);
|
|
var
|
|
I : integer;
|
|
Ptr: PRGB32;
|
|
{a:integer; }
|
|
begin
|
|
if not InRange(Po,1,255) then
|
|
Raise exception.CreateFmt('Posterize Po(%d) out of range[1,255]',[Po]);
|
|
Ptr := Self.FData;
|
|
for i := (h*w-1) downto 0 do
|
|
begin;
|
|
{ a := round(ptr^.r / po);
|
|
a := a * po;
|
|
ptr^.r := min(a,255);
|
|
a := round(ptr^.g / po);
|
|
a := a * po;
|
|
ptr^.g := min(a,255);
|
|
a := round(ptr^.b / po);
|
|
a := a * po;
|
|
ptr^.b := min(a,255); }
|
|
ptr^.r := min(Round(ptr^.r / po) * Po, 255);
|
|
ptr^.g := min(Round(ptr^.g / po) * Po, 255);
|
|
ptr^.b := min(Round(ptr^.b / po) * Po, 255);
|
|
inc(ptr);
|
|
end;
|
|
end;
|
|
|
|
function TMufasaBitmap.CreateTMask: TMask;
|
|
var
|
|
x,y : integer;
|
|
dX,dY : integer;
|
|
begin
|
|
Result.BlackHi:= -1;
|
|
Result.WhiteHi:= -1;
|
|
Result.W := Self.Width;
|
|
Result.H := Self.Height;
|
|
SetLength(result.Black,w*h);
|
|
SetLength(result.White,w*h);
|
|
dX := w-1;
|
|
dY := h-1;
|
|
//Search it like | | | | | instead of horizontal -> for X loop first.
|
|
for x := 0 to dX do
|
|
for y := 0 to dY do
|
|
//Check for non-white/black pixels? Not for now atleast.
|
|
if FData[y*w+x].r = 255 then
|
|
begin;
|
|
inc(Result.WhiteHi);
|
|
Result.White[Result.WhiteHi].x := x;
|
|
Result.White[Result.WhiteHi].y := y;
|
|
end else
|
|
begin;
|
|
inc(Result.BlackHi);
|
|
Result.Black[Result.BlackHi].x := x;
|
|
Result.Black[Result.BlackHi].y := y;
|
|
end;
|
|
SetLength(result.Black,Result.BlackHi+1);
|
|
SetLength(result.White,Result.WhiteHi+1);
|
|
end;
|
|
|
|
|
|
|
|
constructor TMBitmaps.Create(Owner: TObject);
|
|
begin
|
|
inherited Create;
|
|
SetLength(BmpArray,50);
|
|
SetLength(FreeSpots, 50);
|
|
FreeSpotsLen := 50;
|
|
BmpsHigh := 49;
|
|
BmpsCurr := -1;
|
|
FreeSpotsHigh := -1;
|
|
Self.Client := Owner;
|
|
end;
|
|
|
|
destructor TMBitmaps.Destroy;
|
|
var
|
|
I : integer;
|
|
begin
|
|
for i := 0 to BmpsCurr do
|
|
if BmpArray[i] <> nil then
|
|
begin;
|
|
if BmpArray[i].BmpName = '' then
|
|
Writeln(Format('BMP[%d] has not been freed in the script, freeing it now.',[i]))
|
|
else
|
|
Writeln(Format('BMP[%s] has not been freed in the script, freeing it now.',[BmpArray[i].BmpName]));
|
|
FreeAndNil(BmpArray[i]);
|
|
end;
|
|
SetLength(BmpArray,0);
|
|
SetLength(FreeSpots,0);
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
{ TMufasaBitmap }
|
|
procedure TMufasaBitmap.SetSize(Awidth, Aheight: integer);
|
|
var
|
|
NewData : PRGB32;
|
|
i,minw,minh : integer;
|
|
begin
|
|
if (AWidth <> w) or (AHeight <> h) then
|
|
begin;
|
|
if AWidth*AHeight <> 0 then
|
|
begin;
|
|
NewData := GetMem(AWidth * AHeight * SizeOf(TRGB32));
|
|
FillDWord(NewData[0],AWidth*AHeight,0);
|
|
end
|
|
else
|
|
NewData := nil;
|
|
if Assigned(FData) and Assigned(NewData) and (w*H <> 0) then
|
|
begin;
|
|
minw := Min(AWidth,w);
|
|
minh := Min(AHeight,h);
|
|
for i := 0 to minh - 1 do
|
|
Move(FData[i*w],Newdata[i*AWidth],minw * SizeOf(TRGB32));
|
|
end;
|
|
if Assigned(FData) then
|
|
FreeMem(FData);
|
|
FData := NewData;
|
|
w := AWidth;
|
|
h := AHeight;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.StretchResize(AWidth, AHeight: integer);
|
|
var
|
|
NewData : PRGB32;
|
|
x,y : integer;
|
|
begin
|
|
if (AWidth <> w) or (AHeight <> h) then
|
|
begin;
|
|
if AWidth*AHeight <> 0 then
|
|
begin;
|
|
NewData := GetMem(AWidth * AHeight * SizeOf(TRGB32));
|
|
FillDWord(NewData[0],AWidth*AHeight,0);
|
|
end
|
|
else
|
|
NewData := nil;
|
|
if Assigned(FData) and Assigned(NewData) and (w*H <> 0) then
|
|
begin;
|
|
for y := 0 to AHeight - 1 do
|
|
for x := 0 to AWidth -1 do
|
|
NewData[y*AWidth + x] := FData[((y * h)div aheight) * W+ (x * W) div awidth];
|
|
end;
|
|
if Assigned(FData) then
|
|
FreeMem(FData);
|
|
FData := NewData;
|
|
w := AWidth;
|
|
h := AHeight;
|
|
end;
|
|
end;
|
|
|
|
procedure TMufasaBitmap.ValidatePoint(x, y: integer);
|
|
begin
|
|
if (x <0) or (x >= w) or (y < 0) or (y >= h) then
|
|
raise Exception.CreateFmt('You are accessing an invalid point, (%d,%d) at bitmap[%d]',[x,y,index]);
|
|
end;
|
|
|
|
constructor TMufasaBitmap.Create;
|
|
begin
|
|
inherited Create;
|
|
BmpName:= '';
|
|
TransparentSet:= False;
|
|
setSize(0,0);
|
|
{FData:= nil;
|
|
w := 0;
|
|
h := 0; }
|
|
end;
|
|
|
|
destructor TMufasaBitmap.Destroy;
|
|
begin
|
|
if Assigned(OnDestroy) then
|
|
OnDestroy(Self);
|
|
if Assigned(FData) then
|
|
Freemem(FData);
|
|
inherited Destroy;
|
|
end;
|
|
|
|
end.
|
|
|