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MATImage.pas
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unit MATImage;
interface
uses Windows,Graphics, SysUtils, Classes, MATHeaders, Color16,ColorMap,BMParrays,CMPHeaders,BMP_IO,System.StrUtils;
Type
TFormat = (INDEX,INDEXT,INDEXCMP,INDEXTCMP,COLOR8,RGB565,ARGB1555, RGBA5551, RGBA4444,RGB888,RGBA8888,BMP);
TMAT = class
private
BitStream:TMemoryStream;
isTransparent:Boolean;
transparentColor : longint;
matFormatHeader:TMatHeader;
matTextureHeaderA: Array of TTextureHeader;
matColorHeaderA: Array of TColorHeader;
matMipmapHeaderA: Array of TTextureMipmapHeader;
ImageDataIndex: Array of Integer;
bmap: TBitmap;
ImageData16 : Array of Array of TColor16;
ImageData8: Array of Array of byte;
f: file;
CMPData:TCMPPal;
function SetSamplePerChannel(SourceRGBA:tagRGBQuad):tagRGBQuad;
procedure Convert(IsSubMipMap: Boolean);
// procedure SetTransparentColorValue(Value: longint );
procedure ConvertPal;
procedure WriteCMPtoPalette;
procedure toBMP(w, h: integer);
procedure ReadInternalCMP;
public
matFormat: TFormat;
function StrToFormat(str:string):TFORMAT;
procedure AddCellFromBMP(bmap: TBitmap);
procedure AddColorCell(Value: longint);
procedure AddSubMipMapFromBMP(cellIndex:Integer;bmap: TBitmap);
procedure SaveMat(fname: string);
function HeadersToJSON:TstringList;
property transparentColorValue: Integer read transparentColor write transparentColor;
property GetMatFormat:TFormat read matFormat;
function LoadFromFile(filename: string;pos: longint=0): TBMPARRAY;
procedure ReadMATfromPOS(filename: string; pos: longint);
procedure SetCMP(CMP:TCMPPal);
constructor Create(format:TFormat);
constructor CreateFromBMPArray(ABMPARRAY:TBMPARRAY);
published
destructor Destroy();override;
end;
var
imageformat:TFormat;
implementation
constructor TMAT.Create(format:TFormat);
var
// i:integer;
test:string;
begin
inherited Create();
self.bmap:=TBitmap.Create;
ImageDataIndex:=0;
with matFormatHeader do
begin
tag:='MAT ';
ver:=50;
mat_Type:=2;
record_count:=0;
cel_count:=0;
isTransparent:=False;
matFormat:=format;
if ( (matFormat = INDEX) or (matFormat = INDEXT) or
(matFormat = INDEXCMP) or (matFormat = INDEXTCMP) or
(matFormat = COLOR8) ) then
begin
if (matFormat = INDEXCMP) or (matFormat = INDEXTCMP) then
mat_Type:=3;
if (matFormat = COLOR8) then
mat_Type:=0;
ColorMode:=0;
bits:=8;
redbits:=0;
greenbits:=0;
bluebits:=0;
shiftR:=0;
shiftG:=0;
shiftB:=0;
RedBitDif:=0;
GreenBitDif:=0;
BlueBitDif:=0;
alpha_bpp:=0;
alpha_sh:=0;
alpha_BitDif:=0;
end;
if (matFormat = RGB565) then
begin
ColorMode:=1;
bits:=16;
redbits:=5;
greenbits:=6;
bluebits:=5;
shiftR:=11;
shiftG:=5;
shiftB:=0;
RedBitDif:=3;
GreenBitDif:=2;
BlueBitDif:=3;
alpha_bpp:=0;
alpha_sh:=0;
alpha_BitDif:=0;
end;
if (matFormat = ARGB1555) then
begin
ColorMode:=1;
bits:=16;
redbits:=5;
greenbits:=5;
bluebits:=5;
shiftR:=10;
shiftG:=5;
shiftB:=0;
RedBitDif:=3;
GreenBitDif:=3;
BlueBitDif:=3;
alpha_bpp:=1;
alpha_sh:=15;
alpha_BitDif:=7;
end;
if (matFormat = RGBA5551) then
begin
ColorMode:=2;
bits:=16;
redbits:=5;
greenbits:=5;
bluebits:=5;
shiftR:=11;
shiftG:=6;
shiftB:=1;
RedBitDif:=3;
GreenBitDif:=3;
BlueBitDif:=3;
alpha_bpp:=1;
alpha_sh:=0;
alpha_BitDif:=7;
end;
if (matFormat = RGBA4444) then
begin
ColorMode:=2;
bits:=16;
redbits:=4;
greenbits:=4;
bluebits:=4;
shiftR:=12;
shiftG:=8;
shiftB:=4;
RedBitDif:=4;
GreenBitDif:=4;
BlueBitDif:=4;
alpha_bpp:=4;
alpha_sh:=0;
alpha_BitDif:=4;
end;
if (matFormat = RGB888) then
begin
ColorMode:=1;
bits:=24;
redbits:=8;
greenbits:=8;
bluebits:=8;
shiftR:=16;
shiftG:=8;
shiftB:=0;
RedBitDif:=0;
GreenBitDif:=0;
BlueBitDif:=0;
alpha_bpp:=8;
alpha_sh:=0;
alpha_BitDif:=0;
end;
if (matFormat = RGBA8888) then
begin
ColorMode:=2;
bits:=32;
redbits:=8;
greenbits:=8;
bluebits:=8;
shiftR:=24;
shiftG:=16;
shiftB:=8;
RedBitDif:=0;
GreenBitDif:=0;
BlueBitDif:=0;
alpha_bpp:=8;
alpha_sh:=0;
alpha_BitDif:=0;
end;
end;
end;
constructor TMAT.CreateFromBMPArray(ABMPARRAY:TBMPARRAY);
var
i,j,k: integer;
begin
Bitstream := TMemoryStream.Create;
Bitstream.Seek(0, soFromBeginning);
Create(self.StrToFormat(ABMPARRAY.fmt));
if matFormatHeader.mat_Type = 0 then
begin
for J := 0 to ABMPARRAY.GetCellCount - 1 do
self.AddColorCell(ABMPARRAY.GetCellColorIndex(J));
end;
if matFormatHeader.mat_Type <> 0 then
begin
for J := 0 to ABMPARRAY.GetCellCount - 1 do
begin
self.AddCellFromBMP(ABMPARRAY.GetCell(J));
for K := 0 to ABMPARRAY.GetMipCount - 1 do
begin
self.AddSubMipMapFromBMP(J,ABMPARRAY.GetMip(J,K));
end;
end;
end;
end;
//procedure TMAT.SetTransparentColorValue(Value: longint );
//begin
//
//end;
destructor TMAT.Destroy;
begin
// self.bmap.Free;
freeandnil(bmap);
CMPData:=default(TCMPPal);
// if Bitstream<>nil then
// Bitstream.Clear;
SetLength(Imagedata16,0, 0);
SetLength(Imagedata8, 0, 0);
SetLength(matTextureHeaderA,0);
SetLength(matColorHeaderA,0);
SetLength(matMipmapHeaderA,0);
SetLength(ImageDataIndex,0);
inherited;
end;
procedure TMAT.SetCMP(CMP:TCMPPal);
begin
CMPData:=CMP;
end;
procedure TMAT.AddColorCell(Value: longint);
begin
matFormatHeader.record_count:=matFormatHeader.record_count+1;
SetLength(matColorHeaderA,(matFormatHeader.record_count));
with matColorHeaderA[matFormatHeader.record_count-1] do
begin
textype:=0;
colornum:=Value;
end;
end;
procedure TMAT.AddCellFromBMP(bmap: TBitmap);
var
i:Integer;
begin
self.bmap.Assign(bmap);
if matFormatHeader.bits = 16 then
begin
// bmap.PixelFormat := pf32bit;
// bmap.HandleType := bmDIB;
end;
matFormatHeader.cel_count:=matFormatHeader.cel_count+1;
matFormatHeader.record_count:=matFormatHeader.record_count+1;
SetLength(matTextureHeaderA,(matFormatHeader.record_count));
with matTextureHeaderA[matFormatHeader.record_count-1] do
begin
textype:=8;
transparent_color:=0;
for i := 0 to 2 do pads[i] := 0;
unk1tha:=0;
unk1thb:=0;
unk2th:=0;
unk3th:=0;
unk4th:=0;
cel_idx:=matFormatHeader.cel_count-1;
end;
SetLength(matMipmapHeaderA, matFormatHeader.cel_count );
matMipmapHeaderA[matFormatHeader.cel_count-1].SizeX:=bmap.Width;
matMipmapHeaderA[matFormatHeader.cel_count-1].SizeY:=bmap.Height;
matMipmapHeaderA[matFormatHeader.cel_count-1].NumMipMaps:=1;
if (matFormat = ARGB1555) or (matFormat = INDEXT) or (matFormat = INDEXTCMP) then
matMipmapHeaderA[matFormatHeader.cel_count-1].TransparentBool:=1;
if matFormatHeader.bits = 16 then
SetLength(Imagedata16, matFormatHeader.cel_count, bmap.Width*bmap.Height );
if matFormatHeader.bits = 8 then
SetLength(Imagedata8, matFormatHeader.cel_count, bmap.Width*bmap.Height );
SetLength(ImageDataIndex, matFormatHeader.cel_count );
Convert(FALSE);
bmap.free;
end;
procedure TMAT.AddSubMipMapFromBMP(cellIndex:Integer;bmap: TBitmap);
begin
self.bmap.Assign(bmap);
matMipmapHeaderA[cellIndex].NumMipMaps:=matMipmapHeaderA[cellIndex].NumMipMaps+1;
if matFormatHeader.bits = 16 then
//SetLength(Imagedata16[cellIndex], (bmap.Width*bmap.Height)+Self.ImageDataIndex[cellIndex] );
SetLength(Imagedata16[cellIndex], (bmap.Width*bmap.Height)+Length(Imagedata16[cellIndex]) );
if matFormatHeader.bits = 8 then
SetLength(Imagedata8[cellIndex], (bmap.Width*bmap.Height)+Self.ImageDataIndex[cellIndex] );
Convert(TRUE);
bmap.free;
end;
function TMAT.SetSamplePerChannel(SourceRGBA:tagRGBQuad):tagRGBQuad;
begin
result.rgbRed:=SourceRGBA.rgbRed shr matFormatHeader.RedBitDif;
result.rgbGreen:=SourceRGBA.rgbGreen shr matFormatHeader.GreenBitDif;
result.rgbBlue:=SourceRGBA.rgbBlue shr matFormatHeader.BlueBitDif;
result.rgbReserved:=SourceRGBA.rgbReserved shr matFormatHeader.alpha_BitDif;
if (matFormat = ARGB1555) then
result.rgbReserved:=SourceRGBA.rgbReserved and 1;
end;
//Adds pixel data to a Tcolor array
//each row is a cell that contains main image and any mips for that cell
procedure TMAT.Convert(IsSubMipMap: Boolean);
const
PixelCountMax = 65536; // 2048 MAX WIDTH
type
TRGBQuadArray = array[0..PixelCountMax - 1] of TRGBQuad;
pRGBQuadArray = ^TRGBQuadArray;
TRGBTripleArray = ARRAY[Word] of TRGBTriple;
pRGBTripleArray = ^TRGBTripleArray;
TByteArray = array[0..32767] of Byte;
PByteArray = ^TByteArray;
var
i,h,w,cellInedx:integer;
DestRGBA:tagRGBQuad;
RGBQuadLineArray: pRGBQuadArray;
RGBTrippleLineArray:pRGBTripleArray;
IndexArray: PByteArray;
row16:PWordArray;
BMPFormat:TBMPFormat;
Dest16bitPixel:word;
begin
//if IsSubMipMap then
//inc(Self.ImageDataIndex[cellInedx]);
// cellInedx:=0
//else
cellInedx:= matFormatHeader.cel_count-1;
// if IsSubMipMap then
//inc(Self.ImageDataIndex[cellInedx]);
//i:=0;
BMPFormat:= GetBMPFormat(self.bmap);
with matFormatHeader do
begin
if ( (bits = 8) and (bmap.PixelFormat = pf8bit) ) then
begin
ConvertPal();
for h := 0 to bmap.Height - 1 do
begin
IndexArray:= bmap.ScanLine[h];
for w := 0 to bmap.Width - 1 do
begin
//self.ImageData8[cellInedx][Self.ImageDataIndex[cellInedx]]:=IndexArray^[w];
bitstream.Write(IndexArray^[w], sizeof(byte));
inc(Self.ImageDataIndex[cellInedx]);
end; //w
end; //h
end;
{internal 32-bit bmp to 16-bit RGBA 4444}
if ( (bits = 16) and (bmap.PixelFormat = pf32bit) )then
begin
for h := 0 to bmap.Height - 1 do
begin
RGBQuadLineArray := bmap.ScanLine[h];
for w := 0 to bmap.Width - 1 do
begin
DestRGBA:=SetSamplePerChannel(RGBQuadLineArray^[w]);
Dest16bitPixel:=DestRGBA.rgbRed shl 12 or DestRGBA.rgbGreen shl 8 or DestRGBA.rgbBlue shl 4 or DestRGBA.rgbReserved shl 0;
//Dest16bitPixel:=65535; {all white test}
//Dest16bitPixel:=65520; {all white test 0 alpha}
bitstream.Write(Dest16bitPixel, sizeof(word));
// self.ImageData16[cellInedx][Self.ImageDataIndex[cellInedx]].Create(DestRGBA.rgbRed,DestRGBA.rgbGreen,DestRGBA.rgbBlue,DestRGBA.rgbReserved,matFormatHeader);
inc(Self.ImageDataIndex[cellInedx]);
end; //w
end; //h
end;
if ( (bits = 24) and (bmap.PixelFormat = pf24bit) )then
begin
for h := 0 to bmap.Height - 1 do
begin
RGBTrippleLineArray := bmap.ScanLine[h];
for w := 0 to bmap.Width - 1 do
begin
bitstream.Write(RGBTrippleLineArray^[w],sizeof(TRGBTriple));
inc(Self.ImageDataIndex[cellInedx]);
end;
end;
end;
if ( (bits = 32) and (bmap.PixelFormat = pf32bit) )then
begin
for h := 0 to bmap.Height - 1 do
begin
RGBQuadLineArray := bmap.ScanLine[h];
for w := 0 to bmap.Width - 1 do
begin
bitstream.Write(RGBQuadLineArray^[w],sizeof(TRGBQuad));
inc(Self.ImageDataIndex[cellInedx]);
end;
end;
end;
if ( (bits = 16) and ( (BMPFormat = bf16bitA1555) or (BMPFormat = bf16bit565) ) )then
begin
for h := 0 to bmap.Height - 1 do
begin
row16 := bmap.ScanLine[h];
for w := 0 to bmap.Width - 1 do
begin
// DestRGBA:=SetSamplePerChannel(RGBQuadLineArray[w]);
// self.ImageData16[cellInedx][Self.ImageDataIndex[cellInedx]].rgba:=row16^[w];
bitstream.Write(row16^[w], sizeof(word));
inc(Self.ImageDataIndex[cellInedx]);
end; //w
end; //h
end;
end;
DestRGBA:=default(tagRGBQuad);
RGBQuadLineArray:=nil;
IndexArray:=nil;
end;
procedure TMAT.SaveMat(fname: string);
var
Ms: TMemoryStream;
I,N: Integer;
Abytes: array of byte;
begin
ms := TMemoryStream.Create;
ms.Write(matFormatHeader, sizeof(matFormatHeader));
Bitstream.Seek(0, soFromBeginning);
SetLength(Abytes, bitstream.Size);
//8 bit color type
if matFormatHeader.mat_Type = 0 then
begin
for I:= 0 to Length(matColorHeaderA) - 1 do
ms.Write( matColorHeaderA[I], sizeof(matColorHeaderA[I]) );
end;
// textures
if matFormatHeader.mat_Type <> 0 then
begin
for I:= 0 to Length(matTextureHeaderA) - 1 do
ms.Write( matTextureHeaderA[I], sizeof(matTextureHeaderA[I]) );
for N:=0 to matFormatHeader.cel_count - 1 do
begin
ms.Write(matMipmapHeaderA[N], sizeof(matMipmapHeaderA[N]));
if matFormatHeader.bits = 16 then
begin
//for I:= 0 to Length(ImageData16[N]) - 1 do
//ms.Write(ImageData16[N][I].rgba, sizeof(ImageData16[N][I].rgba));
SetLength(Abytes, ImageDataIndex[N]*2);
bitstream.ReadBuffer(Abytes[0],ImageDataIndex[N]*2);
ms.Write(Abytes[0], ImageDataIndex[N]*2);
end;
if matFormatHeader.bits = 24 then
begin
SetLength(Abytes, ImageDataIndex[N]*3);
bitstream.ReadBuffer(Abytes[0],ImageDataIndex[N]*3);
ms.Write(Abytes[0], ImageDataIndex[N]*3);
end;
if matFormatHeader.bits = 32 then
begin
SetLength(Abytes, ImageDataIndex[N]*4);
bitstream.ReadBuffer(Abytes[0],ImageDataIndex[N]*4);
ms.Write(Abytes[0], ImageDataIndex[N]*4);
end;
if matFormatHeader.bits = 8 then
begin
//for I:= 0 to Length(ImageData8[N]) - 1 do
//ms.Write(ImageData8[N][I], sizeof(ImageData8[N][I]));
SetLength(Abytes, ImageDataIndex[N]);
bitstream.ReadBuffer(Abytes[0],ImageDataIndex[N]);
ms.Write(Abytes[0], ImageDataIndex[N]);
end;
end;
// type 3 internal cmp
if (matFormat = INDEXCMP) or (matFormat = INDEXTCMP) then
begin
ms.Write(CMPData, sizeof(CMPData) );
end;
end;
{8.3 filename bug workaround}
if ContainsText(fname,'~1') then
fname:= StringReplace(fname, '~1', '_1', [rfReplaceAll, rfIgnoreCase]);
Bitstream.Free;
ms.SaveToFile(fname);
Ms.Free;
end;
//convert bitmap pal to cmp
procedure TMAT.ConvertPal;
var
i:integer;
PalEntry: array [0..255] of TPaletteEntry;
begin
if bmap.Palette <> 0 then
begin
GetPaletteEntries(bmap.Palette, 0, 256,PalEntry);
for i:= 0 to 255 do
begin
CMPData[i].r:=PalEntry[i].peRed;
CMPData[i].g:=PalEntry[i].peGreen;
CMPData[i].b:=PalEntry[i].peBlue;
end;
end;
end;
procedure TMAT.WriteCMPtoPalette;
var
log_pal: TMaxLogPalette;
i:integer;
//PalEntry: array [0..255] of TPaletteEntry;
pal: HPalette;
begin
for i := 0 to 255 do
begin
log_pal.palPalEntry[i].peRed := CMPData[i].r;
log_pal.palPalEntry[i].peGreen := CMPData[i].g;
log_pal.palPalEntry[i].peBlue := CMPData[i].b;
log_pal.palPalEntry[i].peFlags :=0;
end;
log_pal.palVersion := $300;
log_pal.palNumEntries := 256;
pal:=CreatePalette(PLogPalette(@log_pal)^);
bmap.Palette:=pal;
bmap.Modified:=true;
end;
procedure TMAT.ReadMATfromPOS(filename: string; pos: longint);
begin
end;
procedure TMAT.ReadInternalCMP;
var
orgpos,pos,i,n,mipX,mipY,size:integer;
tempdata: array of byte;
begin
orgpos := filepos(f);
//read over cells
for i := 0 to matFormatHeader.cel_count - 1 do
begin
BlockRead(f, matMipmapHeaderA[i], SizeOf(matMipmapHeaderA[i]));
size:= (matMipmapHeaderA[i].SizeX*matMipmapHeaderA[i].SizeY);
SetLength(tempdata,size);
BlockRead(f, tempdata[0], size);
mipX:= matMipmapHeaderA[i].SizeX;
mipY:= matMipmapHeaderA[i].SizeY;
//read over sub mipmaps
for n := 1 to matMipmapHeaderA[i].NumMipMaps - 1 do
begin
mipX:=mipX div 2;
mipY:=mipY div 2;
size:= (mipX*mipY);
SetLength(tempdata,size);
BlockRead(f, tempdata[0], size);
end;
end;
pos:=filepos(f);
BlockRead(f, CMPData, SizeOf(CMPData));
transparentColorValue:=rgb(CMPData[0].r,CMPData[0].g,CMPData[0].b);
seek(f, orgpos);
end;
function TMAT.LoadFromFile(filename: string;pos: longint=0): TBMPARRAY;
var
tempBMP:TBitmap;
i,n,mipX,mipY:integer;
begin
result:= TBMPARRAY.Create;
tempBMP:=TBitmap.Create;
AssignFile(f, filename);
Reset(f, 1);
Seek(f, 0);
Seek(f, pos);
BlockRead(f, matFormatHeader, SizeOf(matFormatHeader));
if matFormatHeader.tag <> 'MAT ' then
raise Exception.Create('Not a valid MAT file!');
//flat color mat
if matFormatHeader.mat_Type = 0 then
begin
SetLength(matColorHeaderA,(matFormatHeader.record_count));
for i := 0 to matFormatHeader.record_count - 1 do
begin
BlockRead(f, matColorHeaderA[i], SizeOf(matColorHeaderA[i]));
if Assigned(bmap) then self.bmap.Assign(nil);
matformat:=TFormat.COLOR8;
//bmap := TBitmap.Create;
bmap.PixelFormat := pf8bit;
bmap.Width := 64;
bmap.Height := 64;
WriteCMPtoPalette;
bmap.Canvas.Brush.Color :=
rgb(CMPData[matColorHeaderA[i].colornum].r,
CMPData[matColorHeaderA[i].colornum].g,
CMPData[matColorHeaderA[i].colornum].b);
bmap.Canvas.FillRect(Rect(0, 0, 64, 64));
result.AddCellFromBMP(bmap);
//bmap.free;
end;
end;
if matFormatHeader.mat_Type <> 0 then
begin
SetLength(matTextureHeaderA,(matFormatHeader.record_count));
for i := 0 to matFormatHeader.record_count - 1 do
begin
BlockRead(f, matTextureHeaderA[i], SizeOf(matTextureHeaderA[i]));
end;
SetLength(matMipmapHeaderA, matFormatHeader.cel_count );
//read internal cmp
if matFormatHeader.mat_Type = 3 then
begin
ReadInternalCMP;
end;
//add cells
for i := 0 to matFormatHeader.cel_count - 1 do
begin
if Assigned(self.bmap) then self.bmap.Assign(nil);
BlockRead(f, matMipmapHeaderA[i], SizeOf(matMipmapHeaderA[i]));
if (matMipmapHeaderA[i].SizeX >8000) or (matMipmapHeaderA[i].SizeX <=0) then
raise Exception.Create('Invalid Size in MipHeader!');
toBMP(matMipmapHeaderA[i].SizeX,matMipmapHeaderA[i].SizeY);
result.AddCellFromBMP(bmap);
// set cmp of bmp array
if bmap.PixelFormat = pf8bit then
result.SetCMP:=self.CMPData;
result.isTransparent:=self.isTransparent;
result.transparentColorValue:=self.transparentColorValue;
mipX:= matMipmapHeaderA[i].SizeX;
mipY:= matMipmapHeaderA[i].SizeY;
//add sub mipmaps
for n := 1 to matMipmapHeaderA[i].NumMipMaps - 1 do
begin
mipX:=mipX div 2;
mipY:=mipY div 2;
toBMP(mipX,mipY);
result.AddSubMipMapFromBMP(bmap);
end;
end;
end;
case matformat of
RGB565:result.fmt:='16-bit RGB565';
ARGB1555:result.fmt:='16-bit ARGB1555';
RGBA4444:result.fmt:='16-bit RGBA4444';
RGBA5551:result.fmt:='16-bit RGBA5551';
RGB888:result.fmt:='24-bit RGB';
RGBA8888:result.fmt:='32-bit RGBA';
INDEX:result.fmt:='8-bit INDEXED';
INDEXT:result.fmt:='8-bit trans INDEXED';
COLOR8:result.fmt:='8-bit COLOR';
INDEXCMP:result.fmt:='8-bit INDEXED int CMP';
INDEXTCMP:result.fmt:='8-bit INDEXED trans int CMP';
end;
{$IFDEF DEBUG}
bmap.SaveToFile('D:\TestBMP\lastcell.bmp');
{$ENDIF}
imageformat:=matformat;
tempBMP.Free;
CloseFile(f);
end;
function TMAT.StrToFormat(str:string):TFORMAT;
begin
result:= TFORMAT.BMP;
// str:='16-bit RGB565';
if str.Equals('16-bit RGB565') then
result:= TFORMAT.RGB565;
if str.Equals('16-bit ARGB1555') then
result:= TFORMAT.ARGB1555;
if str.Equals('16-bit RGBA4444') then
result:= TFORMAT.RGBA4444;
if str.Equals('24-bit RGB') then
result:= TFORMAT.RGB888;
if str.Equals('32-bit RGBA') then
result:= TFORMAT.RGBA8888;
if str.Equals('16-bit RGBA5551') then
result:= TFORMAT.RGBA5551;
if str.Equals('8-bit INDEXED') then
result:= TFORMAT.INDEX;
if str.Equals('8-bit trans INDEXED') then
result:= TFORMAT.INDEXT;
if str.Equals('8-bit COLOR') then
result:= TFORMAT.COLOR8;
if str.Equals('8-bit INDEXED int CMP') then
result:= TFORMAT.INDEXCMP;
if str.Equals('8-bit INDEXED trans int CMP') then
result:= TFORMAT.INDEXTCMP;
end;
procedure TMAT.toBMP(w, h: integer);
const
PixelCountMax = 65536; // 2048 MAX WIDTH
type
TRGBQuadArray = packed array[0..PixelCountMax - 1] of TRGBQuad;
pRGBQuadArray = ^TRGBQuadArray;
TByteArray = array[0..32767] of Byte;
PByteArray = ^TByteArray;
var
i,j,pos,orgpos,cmpsize:integer;
inrow: pRGBQuadArray;
src: word;
cmp:TCMPPal;
sl: PUInt64;
// Bsrc:byte;
// IndexArray: PByteArray;
begin
// if Assigned(bmap) then self.bmap.Assign(nil);
// bmap := TBitmap.Create;
// Result:=Tbitmap.create;
bmap.Width := w;
bmap.Height := h;
//RBG565 and ARGB1555
if (matFormatHeader.bits = 16) and (matFormatHeader.ColorMode = 1) then
begin
bmap.PixelFormat := pf16bit;
bmap.HandleType := bmDIB;
matformat:=TFormat.RGB565;
if matMipmapHeaderA[0].TransparentBool = 1 then
begin
matformat:=TFormat.ARGB1555;
bmap.PixelFormat := pf15bit;
bmap.TransparentColor:=clBlack;
//bmap.TransparentMode:= tmFixed;
bmap.Transparent:=true;
end;
for i := 0 to bmap.Height - 1 do
BlockRead(f, bmap.Scanline[i]^, bmap.Width * 2);
end;
//RGBA5551
if (matFormatHeader.bits = 16) and (matFormatHeader.ColorMode = 2) and (matFormatHeader.alpha_bpp = 1) then
begin
matformat:=TFormat.RGBA5551;
bmap.PixelFormat := pf32bit;
bmap.HandleType := bmDIB;
bmap.Alphaformat := afDefined;
for j := 0 to bmap.Height - 1 do
begin
inrow := bmap.ScanLine[j];
for i := 0 to bmap.Width - 1 do
begin
BlockRead(f, src, sizeof(src));
inrow[i].rgbRed := ((src and $F800) shr 11) shl 3;
inrow[i].rgbGreen := ((src and $7C0) shr 6) shl 3;
inrow[i].rgbBlue := ((src and $3E) shr 1) shl 3;
inrow[i].rgbReserved := ((src and $1) shr 0) * 255;
end;
end;
// bmap.TransparentColor:= clBlack;
bmap.TransparentMode:= tmAuto;
end;
//RGBA4444
if (matFormatHeader.bits = 16) and (matFormatHeader.ColorMode = 2) and (matFormatHeader.alpha_bpp = 4) then
begin
matformat:=TFormat.RGBA4444;
bmap.PixelFormat := pf32bit;
bmap.HandleType := bmDIB;
bmap.Alphaformat := afIgnored; {setting as defined seems to cause pre multiplication after conversion}
for j := 0 to bmap.Height - 1 do
begin
inrow := bmap.ScanLine[j];
for i := 0 to bmap.Width - 1 do
begin
BlockRead(f, src, sizeof(src));
inrow^[i].rgbRed := ((src and 61440) shr 12) * 17;
inrow^[i].rgbGreen := ((src and 3840) shr 8) * 17;
inrow^[i].rgbBlue := ((src and 240) shr 4) * 17;
inrow^[i].rgbReserved := ((src and 15) shr 0) * 17;
// inrow[i].rgbRed := ((src and 61440) shr 12) shl 4;
// inrow[i].rgbGreen := ((src and 3840) shr 8) shl 4;
// inrow[i].rgbBlue := ((src and 240) shr 4) shl 4;
// inrow[i].rgbReserved := ((src and 15) shr 0) shl 4;
end;
end;
end;
if (matFormatHeader.bits = 24) then
begin
matformat:=TFormat.RGB888;
bmap.PixelFormat := pf24bit;
bmap.HandleType := bmDIB;
for h := 0 to bmap.Height - 1 do
BlockRead(f, bmap.ScanLine[h]^, 3 * bmap.Width);
end;
if (matFormatHeader.bits = 32) and (matFormatHeader.ColorMode = 2) and (matFormatHeader.alpha_bpp = 8) then
begin
matformat:=TFormat.RGBA8888;
bmap.PixelFormat := pf32bit;
bmap.HandleType := bmDIB;
bmap.Alphaformat := afIgnored ; {setting as defined seems to cause pre multiplication after conversion}
for h := 0 to bmap.Height - 1 do
BlockRead(f, bmap.ScanLine[h]^, 4 * bmap.Width);
end;
//indexed
if (matFormatHeader.bits = 8) and (matFormatHeader.ColorMode = 0) and (matFormatHeader.mat_Type = 2) then
begin
matformat:=TFormat.INDEX;
bmap.PixelFormat := pf8bit;
bmap.HandleType := bmDIB;
if matMipmapHeaderA[0].TransparentBool = 1 then
begin
matformat:=TFormat.INDEXT;
//bmap.Transparent:=true;
//bmap.TransparentColor:=clBlack;
//bmap.TransparentMode:= tmFixed;
bmap.Transparent:=true;
self.isTransparent:=True;
end;
//CMPData:=defCmppal; //set default cmp
transparentColorValue:=rgb(CMPData[0].r,CMPData[0].g,CMPData[0].b);
WriteCMPtoPalette;
for i := 0 to bmap.Height - 1 do
BlockRead(f, bmap.Scanline[i]^, bmap.Width);
end;
// indexed with internal CMP
if (matFormatHeader.bits = 8) and (matFormatHeader.ColorMode = 0) and (matFormatHeader.mat_Type = 3) then
begin
matformat:=TFormat.INDEXCMP;
bmap.PixelFormat := pf8bit;
bmap.HandleType := bmDIB;
if matMipmapHeaderA[0].TransparentBool = 1 then
begin