index 195b22d52ead5396cb72fba75ef7e3dc2b56ebc4..7319645ffb72f1498a60a801089c0f8b25c3a1fe 100644 (file)
uses
LCLIntf, LCLType, LMessages, SysUtils, Variants, Classes,
Graphics, Controls, Forms, Dialogs, f_addresource,
- StdCtrls, ExtCtrls, utils;
+ StdCtrls, ExtCtrls, utils, Imaging, ImagingTypes, ImagingUtility,
+ e_log;
type
TAddTextureForm = class (TAddResourceForm)
Result := True;
end;
-function CreateBitMap(Data: Pointer): TBitMap;
+function CreateBitMap(Data: Pointer; DataSize: Cardinal): TBitMap;
+const
+ BG_R: Byte = 255;
+ BG_G: Byte = 0;
+ BG_B: Byte = 255;
var
- TGAHeader: TTGAHeader;
- image: Pointer;
+ img: TImageData;
+ clr: TColor32Rec;
+ ii: PByte;
Width,
Height: Integer;
ColorDepth: Integer;
ImageSize: Integer;
- i: Integer;
+ i, x, y: Integer;
BitMap: TBitMap;
begin
Result := nil;
-// Читаем заголовок TGA:
- CopyMemory(@TGAHeader, Data, SizeOf(TGAHeader));
-
- if TGAHeader.ImageType <> 2 then
- Exit;
- if TGAHeader.ColorMapType <> 0 then
- Exit;
- if TGAHeader.BPP < 24 then
+ InitImage(img);
+ if not LoadImageFromMemory(Data, DataSize, img) then
+ begin
+ e_WriteLog('Invalid image format?', MSG_WARNING);
Exit;
+ end;
- Width := TGAHeader.Width[0]+TGAHeader.Width[1]*256;
- Height := TGAHeader.Height[0]+TGAHeader.Height[1]*256;
- ColorDepth := TGAHeader.BPP;
+ Width := img.width;
+ Height := img.height;
+ ColorDepth := 24;
ImageSize := Width*Height*(ColorDepth div 8);
-// Само изображение:
- GetMem(Image, ImageSize);
-
- CopyMemory(Image, Pointer(Integer(Data)+SizeOf(TGAHeader)), ImageSize);
-
BitMap := TBitMap.Create();
-
- if TGAHeader.BPP = 24 then
- BitMap.PixelFormat := pf24bit
- else
- BitMap.PixelFormat := pf32bit;
+ BitMap.PixelFormat := pf24bit;
BitMap.Width := Width;
BitMap.Height := Height;
// Копируем в BitMap:
- for I := Height-1 downto 0 do
- CopyMemory(BitMap.ScanLine[Height-1-I],
- Pointer(Integer(Image)+(Width*I*(TGAHeader.BPP div 8))),
- Width*(TGAHeader.BPP div 8));
-
- FreeMem(Image, ImageSize);
+ ii := BitMap.RawImage.Data;
+ for y := 0 to height-1 do
+ begin
+ for x := 0 to width-1 do
+ begin
+ clr := GetPixel32(img, x, y);
+ // HACK: Lazarus's TBitMap doesn't seem to have a working 32 bit mode, so
+ // mix color with pink background. FUCK!
+ clr.r := ClampToByte(((255 - clr.a) * BG_R + clr.a * clr.r) div 255);
+ clr.g := ClampToByte(((255 - clr.a) * BG_G + clr.a * clr.g) div 255);
+ clr.b := ClampToByte(((255 - clr.a) * BG_B + clr.a * clr.b) div 255);
+ // TODO: check for ARGB/RGBA/BGRA/ABGR somehow?
+ ii^ := clr.b; Inc(ii);
+ ii^ := clr.g; Inc(ii);
+ ii^ := clr.r; Inc(ii);
+ // ii^ := clr.a; Inc(ii);
+ end;
+ end;
Result := BitMap;
end;
(WAD.GetLastError = DFWAD_NOERROR) then
begin
// Создаем BitMap из листа текстур:
- Result := CreateBitMap(TextureData);
+ Result := CreateBitMap(TextureData, Len);
// Размеры одного кадра - виден только первый кадр:
Result.Height := config.ReadInt('', 'frameheight', 0);
WAD.Free();
// Создаем на его основе BitMap:
- Result := CreateBitMap(TextureData);
+ Result := CreateBitMap(TextureData, Len);
- FreeMem(TextureData, Len);
+ FreeMem(TextureData);
end;
procedure TAddTextureForm.FormActivate(Sender: TObject);