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DivUtils.pas
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DivUtils.pas
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unit DivUtils;
interface
uses FileHandling, TypeDefinitions, Math3D, StdCtrls, Types, Classes, Windows;
type
TRegisters = record
RegEAX, RegEBX, RegECX, RegEDX: Integer;
end;
TP6 = array[0..6] of Pointer;
procedure SaveHeaderPointers(Header: TPMandHeader10; var p6: TP6);
procedure InsertHeaderPointers(Header: TPMandHeader10; const p6: TP6);
procedure CPU_Supported;
function StrToIntTrim(s: String): Integer;
function ThreeBytesTo4Chars(PB: PByte): AnsiString;
function FourCharsTo3Bytes(s: AnsiString; var i: Integer): LongBool;
function StrToFloatK(S: String): Double;
function NonZero(d: Double): Double;
function StrLastWord(S: String): String;
function StrLastWords(S: String): String;
function StrFirstWord(S: String): String;
function StrFirstWordAfterEqual(S: String): String;
function FloatToStrSingle(s: Single): String;
function ShortFloatToStr(sf: ShortFloat): String;
function PhysikMemAvail: Cardinal;
procedure Delay(Milliseconds: Integer);
function getHiQmillis: Double;
function UpCaseN(s: String; n: Integer): String;
function SwapColor(C: Cardinal): Cardinal;
function StrSecondWord(S: String): String;
function IntToTimeStr(i: Integer): String;
function StrToFloatKtry(S: String; var d: Double): LongBool;
function CustomFtoStr(cf: array of Byte): AnsiString;
procedure PutStringInCustomF(var cf: array of Byte; s: AnsiString);
function NumberOfCPUs: Integer;
function StrOnlyNumbers(S: String): String;
function GetZPos(x, y: Integer; Header: TPMandHeader10; SL: TPSiLight5): Double;
function AllAutoProcessings(Header: TPMandHeader10): Integer;
function cIpol2colFlip(Col1, Col2: Cardinal; w1: Single): Cardinal;
procedure CalcStepWidth(Header: TPMandHeader10);
procedure CalcRealPosOffsetsFromImagePos(x, y: Integer; Header: TPMandHeader10; SL: TPSiLight5; Pos3: TPPos3D);
procedure CalcPPZvals(var Header: TMandHeader10; var Zcorr, ZcMul, ZZstmitDif: Double);
procedure PutStringInLightFilename(var fn: array of Byte; s: AnsiString);
function GetStringFromLightFilename(var fn: array of Byte): AnsiString;
function StepWidthFOV(zz: Double; Header: TPMandHeader10): Double;
function Zdistance(LiPos: TPVec3D; Header: TPMandHeader10): Double;
procedure CalcXYposOfPosLight(pos3: TPVec3D; Header: TPMandHeader10; var X, Y: Double);
function SameCustomFNames(PA1, PA2: PTHeaderCustomAddon; AltNr: Integer): Boolean;
function StrToIntTry(s: String; default: Integer): Integer;
function EditToInt(var E: TEdit; var i: Integer): Boolean;
procedure FastMove(const Source; var Dest; count: Integer);
//function MakeViewVecFromHeader(const x, y: Double; Header: TPMandHeader10): TVec3D;
procedure MinMaxClip15bit(var s: Single; var w: Word);
function CardinalToRGB(c: Cardinal): TRGB;
function RGBtoCardinal(rgb: TRGB): Cardinal;
function RGBtoSVecScale(rgb: TRGB; scale: Single): TSVec;
function SVecToCol(sv: TSVec): Cardinal;
function SVecToColSqrt(sv: TSVec): Cardinal;
function DiscFreeMB(disc: String; var FreeMB: Integer): LongBool;
function ColToSVec(c: Cardinal; bSqr: LongBool): TSVec;
function ColAToSVec(c: Cardinal; bSqr: LongBool): TSVec;
function ColToSVecFlipRBNoScale(c: Cardinal; bSqr: LongBool): TSVec;
function ColToSVecNoScale(c: Cardinal): TSVec;
function ColToSVecScale(c: Cardinal; scale: Single): TSVec;
function RGBColToSVecNoScaleSQR(rgb: TRGB): TSVec;
function RGBColToSVecNoScale(rgb: TRGB): TSVec;
function SVecToColNoScale(sv: TSVec): Cardinal;
function SVecToColNoScaleFlipXZ(var sv: TSVec): Cardinal;
function WordColToSVecScale(w3: TP3word; scale: Single): TSVec;
function WordColToSVecDownScale(w: TP3word): TSVec;
function WordColToSVecFlipRBScale(w3: TP3word; scale: Single; bSqr: LongBool): TSVec;
function SVecToWordCol(sv: TSVec): T3word;
function FlipRBCol(c: Cardinal): Cardinal;
function FlipXZsvec(sv: TSVec): TSVec;
function ColToSVecFlipRBc(c: Cardinal): TSVec;
function DoubleToMCRGB(const d: Double): TRGB;
procedure DoubleToMCRGBv(const d: Double; mcrgb: TPRGB);
procedure SVecToMCRGB(MCrecord: TPMCrecord; Light: TSVec);
function MCRGBToSVec(MCrecord: TPMCrecord): TSVec;
function MCRGBtoDouble(rgb: TPRGB): Double; //24bit to -1..7
function IntToStrL(i, l: Integer): String;
function DVecFromLightPos(var Light: TLight8): TVec3D;
procedure SetLightPosFromDVec(var Light: TLight8; var v: TVec3D);
procedure FlipInt(var i1, i2: Integer);
procedure FlipSingle(var i1, i2: Single);
function THreadPrioToByte(TP: TTHreadPriority): Byte;
function dDateTimeToStr(ms: TDateTime): String;
function ByteToThreadPrio(b: Byte): TTHreadPriority;
procedure BringToFront2(h1: HWND);
procedure GetTilingInfosFromHeader(Header: TPMandHeader10; var TileRect: TRect; var Crop: Integer);
procedure SetTilingInfosInHeader(Header: TPMandHeader10; var BigRenderData: TBigRenderData; TilePos: TPoint);
function GetTileSize(Header: TPMandHeader10): TPoint;
procedure DisableTiling(Header: TPMandHeader10);
procedure GetPaintTileSizes(Header: TPMandHeader10; var wid, hei, Xplus, Yplus: Integer);
function SetThreadExecutionState(esFlags: EXECUTION_STATE): EXECUTION_STATE;
function ProgramVersionStr(const sver: Single;const subRevision: integer): String;
function D2ByteToStr(b: Byte): String; //0.00 to 2.50
function StrToD2Byte(s: String): Byte;
function DateToStrHistory(dt: TDateTime): String;
function TimeToStrHistory(dt: TDateTime): String;
procedure IniLVal(LVal: TPLightVals);
function MaxOfColor(c: Cardinal): Cardinal;
function TransparencyToColor(I: Cardinal): Cardinal;
function ColToSVecFlipRB_word(w3: TP3word): TSVec;
function CPchangeToDPI(i: Integer): Integer;
function ExtractAuthorsFromPara(para10: TPMandHeader10): AuthorStrings;
procedure InsertAuthorsToPara(Header: TPMandHeader10; var AStr: AuthorStrings);
function CheckAuthorValid(const AStr: String): LongBool;
procedure ConvertNewMCRtoOld(mcrO: TPMCrecord; mcrN: TPMCrecordNew);
function GetFirstNumberFromFilename(S: String): String;
var
SupportMMX : Boolean = False;
SupportSSE : Boolean = False;
SupportSSE2: Boolean = False;
SupportSSE3: Boolean = False;
SupportSSSE3: Boolean = False;
SupportSSE41: Boolean = False;
hasSIMDlevel: Integer = 0;
SIMDbuf: array[0..511] of Byte;
PAligned16: Pointer; //for aligned constants to use in SSE2 asm
HiQCounterMul: Double;
Fi64: Int64;
implementation
uses SysUtils, Math, formulas, Forms, HeaderTrafos, Mand, Graphics, Maps;
{$CODEALIGN 16}
procedure SaveHeaderPointers(Header: TPMandHeader10; var p6: TP6);
var i: Integer;
begin
for i := 0 to 5 do p6[i] := Header.PHCustomF[i];
p6[6] := Header.PCFAddon;
end;
procedure InsertHeaderPointers(Header: TPMandHeader10; const p6: TP6);
var i: Integer;
begin
for i := 0 to 5 do Header.PHCustomF[i] := p6[i];
Header.PCFAddon := p6[6];
end;
function CheckAuthorValid(const AStr: String): LongBool;
var i, l, nv: Integer;
begin
Result := True;
l := Length(AStr);
if l = 0 then Exit else if l > 16 then
begin
Result := False;
Exit;
end;
nv := 0;
for i := 1 to l do
if Ord(AStr[i]) in [32, 48..57, 65..90, 97..122] then Inc(nv);
Result := nv > (l div 2);
end;
function ExtractAuthorsFromPara(para10: TPMandHeader10): AuthorStrings;
var i, i2, n, bitoffset, byteoffset, bitrest: Integer;
p: PByte;
begin
Result[1] := '';
if para10.MandId < 41 then
begin
Result[0] := '?';
Exit;
end;
Result[0] := '';
for n := 0 to 1 do
begin
p := @para10.PHCustomF[0];
Inc(p, n * 14);
for i := 0 to 15 do
begin
bitoffset := i * 7;
byteoffset := bitoffset div 8;
bitrest := bitoffset - byteoffset * 8;
i2 := (PInteger(Integer(p) + byteoffset)^ shr bitrest) and $7F;
if i2 = 0 then Break;
Result[n] := Result[n] + Chr(i2);
end;
end;
if (Result[0] = '') or not CheckAuthorValid(Result[0]) then Result[0] := '?';
if not CheckAuthorValid(Result[1]) then Result[1] := '';
end;
procedure InsertAuthorsToPara(Header: TPMandHeader10; var AStr: AuthorStrings);
var i2, n, byteindex, ASindex, bitsleft, l: Integer;
p: PByte;
begin
Header.MandId := actMandId;
Header.sM3dVersion := M3dVersion;
for n := 0 to 1 do
begin
p := @Header.PHCustomF[0];
Inc(p, n * 14);
l := Length(AStr[n]);
ASindex := 1;
bitsleft := 0;
i2 := 0;
for byteindex := 0 to 13 do
begin
while bitsleft < 8 do
begin
if ASindex <= l then
begin
i2 := i2 or (Integer(Ord(AStr[n][ASindex]) and $7F) shl bitsleft);
Inc(ASindex);
Inc(bitsleft, 7);
end
else bitsleft := 200;
end;
p^ := i2 and $FF;
Inc(p);
i2 := i2 shr 8;
Dec(bitsleft, 8);
end;
end;
end;
function CPchangeToDPI(i: Integer): Integer;
begin
Result := (i * Screen.PixelsPerInch) div 96;
end;
function TransparencyToColor(I: Cardinal): Cardinal;
begin
I := I shr 24;
Result := I or (I shl 8) or (I shl 16);
end;
procedure IniLVal(LVal: TPLightVals);
var i: Integer;
begin
LVal.iColOnOT := 0;
for i := 0 to 5 do LVal.iLightOption[i] := 1;
LVal.PLValigned := TPLValigned((Integer(@LVal.LColSbuf[0]) + 15) and $FFFFFFF0);
LVal.DiffColLightMap := nil;
for i := 0 to 5 do LVal.LLightMaps[i] := nil;
end;
function DateToStrHistory(dt: TDateTime): String;
begin
Result := FormatDateTime('yyyy"-"mm"-"dd', dt);
end;
function TimeToStrHistory(dt: TDateTime): String;
begin
Result := FormatDateTime('hh"h"nn"m"ss"s"', dt);
end;
function D2ByteToStr(b: Byte): String; //0.00 to 2.50
begin
Result := IntToStr(b);
if Length(Result) < 3 then Result := StringOfChar('0', 3 - Length(Result)) + Result;
Result := Result[1] + '.' + Result[2] + Result[3];
end;
function StrToD2Byte(s: String): Byte;
var d: Double;
begin
if not TryStrToFloat(Trim(s), d) then d := 0;
Result := Round(Min0MaxCD(d, 2.5) * 100);
end;
function SetThreadExecutionState(esFlags: EXECUTION_STATE): EXECUTION_STATE;
var
// _STES: SetThreadExecutionState(esFlags: EXECUTION_STATE): EXECUTION_STATE; stdcall;
_STES: function(ESFlags: EXECUTION_STATE): EXECUTION_STATE; stdcall;
K32: HMODULE;
begin
K32 := GetModuleHandle(PChar('kernel32.dll'));
@_STES := GetProcAddress(K32, PChar('SetThreadExecutionState'));
if @_STES <> nil then Result := _STES(esFlags);
end;
procedure GetTilingInfosFromHeader(Header: TPMandHeader10; var TileRect: TRect; var Crop: Integer);
var i: Integer;
Tcount, Tpos, Tsize: TPoint;
begin
i := Header.TilingOptions; //32bits: 1..7:TileCountH 8..14:TileCountW 15..21:TilePosH 22..28:TilePosV 29..30: Downscale(AA)
Crop := Max(1, (i shr 28) and 3); //downscale 1..3
Tcount := Point(i and $7F, (i shr 7) and $7F);
Tpos := Point((i shr 14) and $7F, (i shr 21) and $7F);
Tsize := Point(Header.Width div Tcount.X, Header.Height div Tcount.Y);
TileRect := Rect(Tpos.X * Tsize.X - Crop, Tpos.Y * Tsize.Y - Crop,
(Tpos.X + 1) * Tsize.X + Crop - 1, (Tpos.Y + 1) * Tsize.Y + Crop - 1);
end;
procedure GetPaintTileSizes(Header: TPMandHeader10; var wid, hei, Xplus, Yplus: Integer);
var i, Crop: Integer;
Tcount, Tpos, Tsize: TPoint;
begin
if Header.TilingOptions = 0 then
begin
Xplus := 0;
Yplus := 0;
wid := Header.Width;
hei := Header.Height;
end else begin
i := Header.TilingOptions;
Crop := Max(1, (i shr 28) and 3);
Tcount := Point(i and $7F, (i shr 7) and $7F);
Tpos := Point((i shr 14) and $7F, (i shr 21) and $7F);
Tsize := Point(Header.Width div Tcount.X, Header.Height div Tcount.Y);
Xplus := Tpos.X * Tsize.X - Crop;
Yplus := Tpos.Y * Tsize.Y - Crop;
wid := Tsize.X + 2 * Crop;
hei := Tsize.Y + 2 * Crop;
end;
end;
function GetTileSize(Header: TPMandHeader10): TPoint;
var Tcount: TPoint;
Crop: Integer;
begin
if Header.TilingOptions = 0 then
Result := Point(Header.Width, Header.Height)
else
begin
Crop := Max(1, (Header.TilingOptions shr 28) and 3);
Tcount := Point(Header.TilingOptions and $7F, (Header.TilingOptions shr 7) and $7F);
Result := Point(Header.Width div Tcount.X + 2 * Crop, Header.Height div Tcount.Y + 2 * Crop);
end;
Result.X := Max(1, Min(30000, Result.X));
Result.Y := Max(1, Min(30000, Result.Y));
end;
procedure DisableTiling(Header: TPMandHeader10);
var TileRect: TRect;
Crop: Integer;
begin
if Header.TilingOptions <> 0 then
begin
GetTilingInfosFromHeader(Header, TileRect, Crop);
Header.Width := TileRect.Right - TileRect.Left + 1 - 2 * Crop;
Header.Height := TileRect.Bottom - TileRect.Top + 1 - 2 * Crop;
Header.TilingOptions := 0;
end;
end;
procedure SetTilingInfosInHeader(Header: TPMandHeader10; var BigRenderData: TBigRenderData; TilePos: TPoint);
begin
with BigRenderData do
begin
Header.TilingOptions := (brTileCountH and $7F) or ((brTileCountV and $7F) shl 7) or
((TilePos.X and $7F) shl 14) or ((TilePos.Y and $7F) shl 21) or ((brDownScale and 3) shl 28);
Header.Width := brWidth;
Header.Height := brHeight;
Header.bImageScale := Max(1, brDownScale);
end;
end;
procedure BringToFront2(h1: HWND);
//begin
// SwitchToThisWindow(h1, False); {x = false: Size unchanged, x = true: normal size}
//function ForceForegroundWindow(h1wnd: THandle): Boolean;
const
SPI_GETFOREGROUNDLOCKTIMEOUT = $2000;
SPI_SETFOREGROUNDLOCKTIMEOUT = $2001;
var
ForegroundThreadID: DWORD;
ThisThreadID: DWORD;
timeout: DWORD;
b: LongBool;
begin
if IsIconic(h1) then ShowWindow(h1, SW_RESTORE);
if GetForegroundWindow <> h1 then
begin
SetFocus(h1);
// if (Win32Platform = VER_PLATFORM_WIN32_NT)
// Windows 98/2000 doesn't want to foreground a window when some other
// window has keyboard focus
if ((Win32Platform = VER_PLATFORM_WIN32_NT) and (Win32MajorVersion > 4)) or
((Win32Platform = VER_PLATFORM_WIN32_WINDOWS) and
((Win32MajorVersion > 4) or ((Win32MajorVersion = 4) and
(Win32MinorVersion > 0)))) then
begin
// Code from Karl E. Peterson, www.mvps.org/vb/sample.htm
// Converted to Delphi by Ray Lischner
// Published in The Delphi Magazine 55, page 16
b := False;
ForegroundThreadID := GetWindowThreadProcessID(GetForegroundWindow, nil);
ThisThreadID := GetWindowThreadPRocessId(h1, nil);
if AttachThreadInput(ThisThreadID, ForegroundThreadID, True) then
begin
BringWindowToTop(h1); // IE 5.5 related hack
SetForegroundWindow(h1);
AttachThreadInput(ThisThreadID, ForegroundThreadID, False);
b := (GetForegroundWindow = h1);
end;
if not b then
begin
// Code by Daniel P. Stasinski
SystemParametersInfo(SPI_GETFOREGROUNDLOCKTIMEOUT, 0, @timeout, 0);
SystemParametersInfo(SPI_SETFOREGROUNDLOCKTIMEOUT, 0, TObject(0),
SPIF_SENDCHANGE);
BringWindowToTop(h1); // IE 5.5 related hack
SetForegroundWindow(h1);
SystemParametersInfo(SPI_SETFOREGROUNDLOCKTIMEOUT, 0, TObject(timeout), SPIF_SENDCHANGE);
end;
end
else
begin
BringWindowToTop(h1); // IE 5.5 related hack
SetForegroundWindow(h1);
end;
end;{ ForceForegroundWindow }
end;
function THreadPrioToByte(TP: TTHreadPriority): Byte;
var i: Integer;
begin
Result := 2;
for i := 0 to 4 do if TP = cTPrio[i] then
begin
Result := i;
Break;
end;
end;
function ByteToThreadPrio(b: Byte): TTHreadPriority;
begin
Result := cTPrio[Min(4, Max(0, b))];
end;
procedure FlipInt(var i1, i2: Integer);
var i: Integer;
begin
i := i1;
i1 := i2;
i2 := i;
end;
procedure FlipSingle(var i1, i2: Single);
var i: Single;
begin
i := i1;
i1 := i2;
i2 := i;
end;
function DVecFromLightPos(var Light: TLight8): TVec3D;
begin
Result[0] := D7BtoDouble(Light.LXpos);
Result[1] := D7BtoDouble(Light.LYpos);
Result[2] := D7BtoDouble(Light.LZpos);
end;
procedure SetLightPosFromDVec(var Light: TLight8; var v: TVec3D);
begin
Light.LXpos := DoubleToD7B(v[0]);
Light.LYpos := DoubleToD7B(v[1]);
Light.LZpos := DoubleToD7B(v[2]);
end;
function MCRGBtoDouble(rgb: TPRGB): Double; //24bit to -1..7 (~400 log)
begin
Result := (PInteger(rgb)^ and $FFFFFF) * 4.7683718662483612447000291764754e-7 - 1;
if Result > 2 then Result := Exp(Result - 1) - enat + 2;
end;
function DoubleToMCRGB(const d: Double): TRGB;
var c: Cardinal;
dt: Double;
begin
if d > 2 then dt := Ln(d - 2 + enat) + 2 else dt := d + 1;
c := Round(Min0MaxCD(dt, 8) * 2097151.875);
PWord(@Result)^ := c and $FFFF;
Result[2] := (c shr 16) and $FF;
end;
procedure DoubleToMCRGBv(const d: Double; mcrgb: TPRGB);
var c: Cardinal;
dt: Double;
begin
if d > 2 then dt := Ln(d - 2 + enat) + 2 else dt := d + 1;
c := Round(Min0MaxCD(dt, 8) * 2097151.875);
PCardinal(mcrgb)^ := (PCardinal(mcrgb)^ and $FF000000) or (c and $FFFFFF);
end;
{ TMCrecord = packed record
Red, Green, Blue: TRGB; //Each of them 24 bit: float 0..4 (-1..7)? stretched to 24 bit int
Ysum, Ysqr: TRGB; //15 bytes ..U,V,Ysum instead... 3 bytes left for Zdepth as Word + Options as word
RayCount: Word; //u,v as smallint + Zdepth as Cardinal?
Zbyte: Byte; //18 bytes
end;
TPMCrecord = ^TMCrecord;
TMCrecordNew = packed record
U, V: SmallInt; //4 bytes -32.768..32.767 (* 0.001)
Ysum, Ysqr: TRGB; //10 bytes
wRayCount: Word; //12 bytes
cZpos: Cardinal; //16 bytes
wStats: Word; //18 bytes
end; }
procedure ConvertNewMCRtoOld(mcrO: TPMCrecord; mcrN: TPMCrecordNew);
var vec: TVec3D;
begin
mcrO.Ysum := mcrN.Ysum;
mcrO.Ysqr := mcrN.Ysqr;
mcrO.RayCount := mcrN.wRayCount;
vec[0] := MCRGBtoDouble(@mcrN.Ysum);
vec[1] := SignedSqr(mcrN.U * 0.001);
vec[2] := SignedSqr(mcrN.V * 0.001);
YUV2RGBd(@vec);
DoubleToMCRGBv(vec[0], @mcrO.Red);
DoubleToMCRGBv(vec[1], @mcrO.Green);
DoubleToMCRGBv(vec[2], @mcrO.Blue);
mcrO.Zbyte := 128;
if mcrN.cZpos = $FFFFFFFF then mcrO.Zbyte := 0;
end;
function NoiseOfMCRGB(MCrecord: TPMCrecord): Double;
var dTmp: Double;
begin
if MCrecord.RayCount = 0 then Result := 0 else
begin
dTmp := MCRGBtoDouble(@MCrecord.Ysum);
Result := (MCRGBtoDouble(@MCrecord.Ysqr) - Sqr(dTmp)) / (MaxCD(0.01, dTmp) * MCrecord.RayCount);
end;
end;
procedure SVecToMCRGB(MCrecord: TPMCrecord; Light: TSVec);
begin
DoubleToMCRGBv(Light[0], @MCrecord.Red);
DoubleToMCRGBv(Light[1], @MCrecord.Green);
DoubleToMCRGBv(Light[2], @MCrecord.Blue);
end;
function MCRGBToSVec(MCrecord: TPMCrecord): TSVec;
begin
Result[0] := MCRGBtoDouble(@MCrecord.Red);
Result[1] := MCRGBtoDouble(@MCrecord.Green);
Result[2] := MCRGBtoDouble(@MCrecord.Blue);
Result[3] := 0;
end;
function dDateTimeToStr(ms: TDateTime): String;
var i: Integer;
begin
i := Trunc(ms);
if i >= 1 then
Result := IntToStr(i) + FormatDateTime('"d"h"h"nn"m"', ms)
else
Result := FormatDateTime('h"h"nn"m"ss"s"', ms); // 'h:nn:ss'
end;
function ColToSVecFlipRBc(c: Cardinal): TSVec;
{begin
Result[0] := ((c shr 16) and $FF);
Result[1] := ((c shr 8) and $FF);
Result[2] := (c and $FF); }
asm
add esp, -4
mov ecx, eax
shr ecx, 16
and ecx, $FF
mov [esp], ecx
fild dword [esp]
fstp dword [edx]
mov ecx, eax
shr ecx, 8
and ecx, $FF
mov [esp], ecx
fild dword [esp]
fstp dword [edx + 4]
and eax, $FF
mov [esp], eax
fild dword [esp]
fstp dword [edx + 8]
pop edx
end;
function ColToSVecFlipRB_word(w3: TP3word): TSVec;
begin
Result[0] := w3[2];
Result[1] := w3[1];
Result[2] := w3[0];
end;
{asm
add esp, -4
mov ecx, eax
shr ecx, 16
and ecx, $FF
mov [esp], ecx
fild dword [esp]
fstp dword [edx]
mov ecx, eax
shr ecx, 8
and ecx, $FF
mov [esp], ecx
fild dword [esp]
fstp dword [edx + 4]
and eax, $FF
mov [esp], eax
fild dword [esp]
fstp dword [edx + 8]
pop edx
end; }
function ColAToSVecFlipRBc(c: Cardinal): TSVec;
{begin
Result[0] := (c shr 16) and $FF;
Result[1] := (c shr 8) and $FF;
Result[2] := c and $FF);
Result[3] := c shr 24; }
asm
mov ecx, eax
shr ecx, 24
push ecx
fild dword [esp]
fstp dword [edx + 12]
mov ecx, eax
shr ecx, 16
and ecx, $FF
mov [esp], ecx
fild dword [esp]
fstp dword [edx]
mov ecx, eax
shr ecx, 8
and ecx, $FF
mov [esp], ecx
fild dword [esp]
fstp dword [edx + 4]
and eax, $FF
mov [esp], eax
fild dword [esp]
fstp dword [edx + 8]
pop edx
end;
function DiscFreeMB(disc: String; var FreeMB: Integer): LongBool;
var FreeAvailable, TotalSpace, TotalFree: TLargeInteger;
pc: array[0..2] of Char;
begin
StrPCopy(pc, Copy(disc, 1, 2)); //'C:';
Result := GetDiskFreeSpaceEx(pc, FreeAvailable, TotalSpace, @TotalFree);
if Result then
FreeMB := TotalSpace div (1024 * 1024);
end;
function FlipXZsvec(sv: TSVec): TSVec;
begin
Result[0] := sv[2];
Result[1] := sv[1];
Result[2] := sv[0];
Result[3] := sv[3];
end;
function FlipRBCol(c: Cardinal): Cardinal;
begin
Result := ((c and $FF) shl 16) or (c and $FF00) or ((c shr 16) and $FF);
end;
function ColToSVec(c: Cardinal; bSqr: LongBool): TSVec;
begin
if bSqr then
begin
Result[0] := Sqr(c and $FF) * 0.0000153787; // 0.0000304;
Result[1] := Sqr((c shr 8) and $FF) * 0.0000153787;
Result[2] := Sqr((c shr 16) and $FF) * 0.0000153787;
end else begin
Result[0] := (c and $FF) * s1d255;
Result[1] := ((c shr 8) and $FF) * s1d255;
Result[2] := ((c shr 16) and $FF) * s1d255;
end;
Result[3] := 0;
end;
function ColAToSVec(c: Cardinal; bSqr: LongBool): TSVec;
begin
if bSqr then
begin
Result[0] := Sqr(c and $FF) * 0.0000153787;
Result[1] := Sqr((c shr 8) and $FF) * 0.0000153787;
Result[2] := Sqr((c shr 16) and $FF) * 0.0000153787;
Result[3] := Sqr(c shr 24) * 0.0000153787;
end else begin
Result[0] := (c and $FF) * s1d255;
Result[1] := ((c shr 8) and $FF) * s1d255;
Result[2] := ((c shr 16) and $FF) * s1d255;
Result[3] := (c shr 24) * s1d255;
end;
end;
function ColToSVecScale(c: Cardinal; scale: Single): TSVec;
begin
Result[0] := (c and $FF) * scale;
Result[1] := ((c shr 8) and $FF) * scale;
Result[2] := ((c shr 16) and $FF) * scale;
Result[3] := 0;
end;
function ColToSVecFlipRBNoScale(c: Cardinal; bSqr: LongBool): TSVec;
begin
if bSqr then
begin
Result[0] := Sqr((c shr 16) and $FF) * s1d255;
Result[1] := Sqr((c shr 8) and $FF) * s1d255;
Result[2] := Sqr(c and $FF) * s1d255;
end else begin
Result[0] := (c shr 16) and $FF;
Result[1] := (c shr 8) and $FF;
Result[2] := c and $FF;
end;
Result[3] := 0;
end;
function ColToSVecNoScale(c: Cardinal): TSVec;
begin
Result[0] := c and $FF;
Result[1] := (c shr 8) and $FF;
Result[2] := (c shr 16) and $FF;
Result[3] := 0;
end;
function WordColToSVecScale(w3: TP3word; scale: Single): TSVec;
begin
Result[0] := w3[0] * scale; //.. in x87
Result[1] := w3[1] * scale;
Result[2] := w3[2] * scale;
end;
function WordColToSVecFlipRBScale(w3: TP3word; scale: Single; bSqr: LongBool): TSVec;
begin
if bSqr then
begin
Result[0] := Sqr(w3[2] * d1d65535) * scale;
Result[1] := Sqr(w3[1] * d1d65535) * scale;
Result[2] := Sqr(w3[0] * d1d65535) * scale;
end
else
begin
Result[0] := w3[2] * d1d65535 * scale; //.. in x87
Result[1] := w3[1] * d1d65535 * scale;
Result[2] := w3[0] * d1d65535 * scale;
end;
end;
function WordColToSVecDownScale(w: TP3word): TSVec;
begin
Result[0] := w[0] * d1d256;
Result[1] := w[1] * d1d256;
Result[2] := w[2] * d1d256;
Result[3] := 0;
end;
function RGBColToSVecNoScale(rgb: TRGB): TSVec;
begin
Result[0] := rgb[0];
Result[1] := rgb[1];
Result[2] := rgb[2];
Result[3] := 0;
end;
function RGBColToSVecNoScaleSQR(rgb: TRGB): TSVec;
begin
Result[0] := Sqr(Integer(rgb[0])) * s1d255;
Result[1] := Sqr(Integer(rgb[1])) * s1d255;
Result[2] := Sqr(Integer(rgb[2])) * s1d255;
Result[3] := 0;
end;
function SVecToWordCol(sv: TSVec): T3word;
begin
Result[0] := Round(sv[0]);
Result[1] := Round(sv[1]);
Result[2] := Round(sv[2]);
end;
function SVecToColNoScale(sv: TSVec): Cardinal;
{begin // eax eax
sv := mMinMaxSVec(0, 255, sv);
Result := Round(sv[0]) or (Round(sv[1]) shl 8) or (Round(sv[2]) shl 16); }
asm
add esp, -16
push 0
push $437f0000
lea edx, [esp + 8]
call [mMinMaxSVec]
fld dword [esp]
fistp word [esp]
fld dword [esp + 4]
fistp word [esp + 1]
fld dword [esp + 8]
fistp word [esp + 2]
mov eax, [esp]
add esp, 16
end;
function SVecToColNoScaleFlipXZ(var sv: TSVec): Cardinal;
{begin //eax eax
sv := mMinMaxSVec(0, 255, sv);
Result := Round(sv[2]) or (Round(sv[1]) shl 8) or (Round(sv[0]) shl 16);}
asm
add esp, -16
push 0
push $437f0000
lea edx, [esp + 8] //2x pushed, +8 is esp..esp+16 for svec
call [mMinMaxSVec] //mMinMaxSVec(const smin, smax: Single; const V1: TSVec): TSVec; ret8
fld dword [esp + 8] // ebp+12, ebp+8, eax edx
fistp word [esp + 8]
fld dword [esp + 4]
fistp word [esp + 9]
fld dword [esp]
fistp word [esp + 10]
mov eax, [esp + 8]
add esp, 16
end;
function SVecToCol(sv: TSVec): Cardinal;
begin
Result := Round(Min0MaxCS(sv[2], s255)) or (Round(Min0MaxCS(sv[1], s255)) shl 8) or (Round(Min0MaxCS(sv[0], s255)) shl 16);
end;
function SVecToColSqrt(sv: TSVec): Cardinal; //not in use
begin
Result := Round(Sqrt(Min0MaxCS(sv[2], s255) * s255)) or
(Round(Sqrt(Min0MaxCS(sv[1], s255) * s255)) shl 8) or
(Round(Sqrt(Min0MaxCS(sv[0], s255) * s255)) shl 16);
end;
function MaxOfColor(c: Cardinal): Cardinal;
begin
Result := Max(Max(c and 255, (c shr 8) and 255), (c shr 16) and 255);
end;
function CardinalToRGB(c: Cardinal): TRGB;
begin
Result[0] := c and $FF;
Result[1] := (c shr 8) and $FF;
Result[2] := (c shr 16) and $FF;
end;
function RGBtoCardinal(rgb: TRGB): Cardinal;
begin
Result := rgb[0] or (rgb[1] shl 8) or (rgb[2] shl 16);
end;
function RGBtoSVecScale(rgb: TRGB; scale: Single): TSVec;
begin
Result[0] := rgb[0] * scale;
Result[1] := rgb[1] * scale;
Result[2] := rgb[2] * scale;
Result[3] := 0;
end;
procedure MinMaxClip15bit(var s: Single; var w: Word);
const s32767: Single = 32767;
asm
cmp SupportSSE, 0
jz @@1
movss xmm0, [eax]
xorps xmm1, xmm1
minss xmm0, s32767
maxss xmm0, xmm1
cvtss2si eax, xmm0
mov word [edx], ax
ret
@@1:
fld dword [eax]
ftst
fnstsw ax
and ah, 41H
jz @biggerThanZero
fstp st(0)
mov word [edx], 0
jmp @e
@biggerThanZero:
fcom s32767
fnstsw ax
shr ah, 1
jc @SmallerThanS3
fstp st(0)
mov word [edx], 32767
jmp @e
@SmallerThanS3:
fistp word [edx]
@e:
end;
{function LnXP1(const X: Extended): Extended;
asm
FLDLN2
MOV AX,WORD PTR X+8 // exponent
FLD X
CMP AX,$3FFD // .4225
JB @@1
FLD1
FADD
FYL2X
JMP @@2
@@1:
FYL2XP1
@@2:
FWAIT
end; }
// bCalcAmbShadowAutomatic: Byte; //#149
// bCalcDOFtype: Byte; //#181 bit1: calc or not, bit 2+3: passes bit4: function sorted/forward
// bCalc3D: Byte; //#344
function AllAutoProcessings(Header: TPMandHeader10): Integer; //fill in for each processingtype the bit if enabled
begin //bits:
with Header^ do //0: not calculating, 1: main calculation, 2: normals On Z, 3: hard shadow, 4: AO, 5: AO2, 6: SelfReflections, 7: DOF (8: repaint)
begin //nums: 1 2 4 8 16 32 64
Result := 1;
if bCalc3D > 0 then
begin
if (byCalcNsOnZBufAuto and 1) > 0 then Result := Result or 2;
if ((bCalculateHardShadow and 1) > 0) and ((bCalculateHardShadow and $FC) > 0) then Result := Result or 4;
if (bCalcAmbShadowAutomatic and 1) > 0 then Result := Result or 8;
if (bCalcSRautomatic and 1) > 0 then Result := Result or 32;
if (bCalcDOFtype and 1) > 0 then Result := Result or 64;
end;
end;
end;
procedure CalcXYposOfPosLight(pos3: TPVec3D; Header: TPMandHeader10; var X, Y: Double);
var dS, dx, dy, dFOV, PlOpticZ: Double;
n: Integer;
M: TMatrix3;
V0, V1, VFOV: TVec3D;
begin
with Header^ do //not working yet
begin
dFOV := dFOVy * Pid180;// / Height;
dx := Min(1.5, Max(0.01, dFOV * 0.5));
PlOpticZ := Cos(dx) * dx / Sin(dx);
dS := 2.1345 / (dZoom * Width);
M := hVGrads;
NormaliseMatrixTo(dS, @M);
V0 := GetRealMidPos(Header);
{ V0[0] := dXmid;
V0[1] := dYmid;
V0[2] := dZmid; }
mAddVecWeight(@V0, @M[2], dZstart - dZmid); //StartPos0
NormaliseMatrixTo(1, @M);
X := 0;
Y := 0;
n := 50;
repeat
V1 := V0;
mAddVecWeight(@V1, @M[0], X * dS); //move to xy offsets
mAddVecWeight(@V1, @M[1], Y * dS);
V1[0] := pos3[0] - V1[0]; //new vec to light
V1[1] := pos3[1] - V1[1];
V1[2] := pos3[2] - V1[2];
NormaliseVectorVar(V1);
RotateVectorReverse(@V1, @M); //rotate back, should then be equal to FOV vector
if V1[2] < 0.01 then
begin //in back of viewer
X := 0;
Y := 0;
Break;
end;
dx := Y * dFOV;
dy := -X * dFOV;
if (Header.bPlanarOptic and 1) > 0 then
begin
VFOV[0] := -dy;
VFOV[1] := dx;
VFOV[2] := PlOpticZ;
NormaliseVectorVar(VFOV);
end
else BuildViewVectorDFOV(dx, dy, @VFOV);
dx := ArcSinSafe(V1[0] - VFOV[0]) * dFOV;
dy := ArcSinSafe(V1[1] - VFOV[1]) * dFOV; // angleX := (0.5 * iMandWidth - ix) * FOVy / iMandHeight; -> ix := -angleX * Height / FOVy + 0.5 * Width;
X := X + dx;
Y := Y + dy;
if X < -Width then X := -Width else if X > Width then X := Width;
if Y < -Height then Y := -Height else if Y > Height then Y := Height;
Dec(n);
until (n = 0) or (Abs(dx) + Abs(dy) < 0.1);
end;
end;
//lightpos, rel. to mid vals!
function Zdistance(LiPos: TPVec3D; Header: TPMandHeader10): Double; // for poslight moving, returns ZZ
var d: Double;
i: Integer;
M: TMatrix3;
V: TVec3D;
begin
with Header^ do
begin
d := 2.1345 / (dZoom * Width); //todo: rotate M according to viewvec!
M := hVGrads;
NormaliseMatrixTo(d, @M);
{ V[0] := dXmid;
V[1] := dYmid;
V[2] := dZmid; }
V := cDVec0;
mAddVecWeight(@V, @M[2], (dZstart - dZmid) / d);
// AddVecWeight(@V, @M[0], X);
// AddVecWeight(@V, @M[1], Y);