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unit Windows;
{$I switches.inc}
interface
uses Types;
const
opengl32 = 'OpenGL';
MAX_PATH = 260;
type
DWORD = Types.DWORD;
{$EXTERNALSYM DWORD}
BOOL = LongBool;
{$EXTERNALSYM BOOL}
PBOOL = ^BOOL;
{$EXTERNALSYM PBOOL}
PByte = Types.PByte;
PINT = ^Integer;
{$EXTERNALSYM PINT}
PSingle = ^Single;
PWORD = ^Word;
{$EXTERNALSYM PWORD}
PDWORD = ^DWORD;
{$EXTERNALSYM PDWORD}
LPDWORD = PDWORD;
{$EXTERNALSYM LPDWORD}
HDC = type LongWord;
{$EXTERNALSYM HDC}
HGLRC = type LongWord;
{$EXTERNALSYM HGLRC}
TLargeInteger = Int64;
HFONT = type LongWord;
{$EXTERNALSYM HFONT}
HWND = type LongWord;
{$EXTERNALSYM HWND}
PPaletteEntry = ^TPaletteEntry;
{$EXTERNALSYM tagPALETTEENTRY}
tagPALETTEENTRY = packed record
peRed: Byte;
peGreen: Byte;
peBlue: Byte;
peFlags: Byte;
end;
TPaletteEntry = tagPALETTEENTRY;
{$EXTERNALSYM PALETTEENTRY}
PALETTEENTRY = tagPALETTEENTRY;
PRGBQuad = ^TRGBQuad;
{$EXTERNALSYM tagRGBQUAD}
tagRGBQUAD = packed record
rgbBlue: Byte;
rgbGreen: Byte;
rgbRed: Byte;
rgbReserved: Byte;
end;
TRGBQuad = tagRGBQUAD;
{$EXTERNALSYM RGBQUAD}
RGBQUAD = tagRGBQUAD;
PBitmapInfoHeader = ^TBitmapInfoHeader;
{$EXTERNALSYM tagBITMAPINFOHEADER}
tagBITMAPINFOHEADER = packed record
biSize: DWORD;
biWidth: Longint;
biHeight: Longint;
biPlanes: Word;
biBitCount: Word;
biCompression: DWORD;
biSizeImage: DWORD;
biXPelsPerMeter: Longint;
biYPelsPerMeter: Longint;
biClrUsed: DWORD;
biClrImportant: DWORD;
end;
TBitmapInfoHeader = tagBITMAPINFOHEADER;
{$EXTERNALSYM BITMAPINFOHEADER}
BITMAPINFOHEADER = tagBITMAPINFOHEADER;
PBitmapInfo = ^TBitmapInfo;
{$EXTERNALSYM tagBITMAPINFO}
tagBITMAPINFO = packed record
bmiHeader: TBitmapInfoHeader;
bmiColors: array[0..0] of TRGBQuad;
end;
TBitmapInfo = tagBITMAPINFO;
{$EXTERNALSYM BITMAPINFO}
BITMAPINFO = tagBITMAPINFO;
PBitmapFileHeader = ^TBitmapFileHeader;
{$EXTERNALSYM tagBITMAPFILEHEADER}
tagBITMAPFILEHEADER = packed record
bfType: Word;
bfSize: DWORD;
bfReserved1: Word;
bfReserved2: Word;
bfOffBits: DWORD;
end;
TBitmapFileHeader = tagBITMAPFILEHEADER;
{$EXTERNALSYM BITMAPFILEHEADER}
BITMAPFILEHEADER = tagBITMAPFILEHEADER;
function MakeLong(a, b: Word): Longint;
procedure ZeroMemory(Destination: Pointer; Length: DWORD);
function QueryPerformanceFrequency(var lpFrequency: TLargeInteger): BOOL;
function QueryPerformanceCounter(var lpPerformanceCount: TLargeInteger): BOOL;
function GetTickCount : Cardinal;
Procedure ShowMessage(msg : string);
procedure CopyMemory(Destination: Pointer; Source: Pointer; Length: DWORD);
implementation
uses SDL;
procedure CopyMemory(Destination: Pointer; Source: Pointer; Length: DWORD);
begin
Move(Source^, Destination^, Length);
end;
Procedure ShowMessage(msg : string);
begin
// to be implemented
end;
function MakeLong(A, B: Word): Longint;
begin
Result := (LongInt(B) shl 16) + A;
end;
procedure ZeroMemory(Destination: Pointer; Length: DWORD);
begin
FillChar( Destination^, Length, 0);
end;
function QueryPerformanceFrequency(var lpFrequency: TLargeInteger): BOOL;
begin
{$IFDEF MSWINDOWS}
Result := Windows.QueryPerformanceFrequency(lpFrequency);
{$ENDIF}
{$IFDEF MACOS}
Result := true;
lpFrequency := 1000;
{$ENDIF}
end;
function QueryPerformanceCounter(var lpPerformanceCount: TLargeInteger): BOOL;
begin
{$IFDEF MSWINDOWS}
Result := Windows.QueryPerformanceCounter(lpPerformanceCount);
{$ENDIF}
{$IFDEF MACOS}
Result := true;
lpPerformanceCount := SDL_GetTicks;
{$ENDIF}
end;
function GetTickCount : Cardinal;
begin
Result := SDL_GetTicks;
end;
end.
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