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Code Issues Releases Wiki Activity

DTM fuckups and fixes

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git-svn-id: http://www.villavu.com/repositories/merlijn/mufasa@551 3f818213-9676-44b0-a9b4-5e4c4e03d09d
This commit is contained in:
Wizzup? 2010-02-25 14:54:14 +00:00
parent 8a63cc43ac
commit d2d41920d0
2 changed files with 137 additions and 36 deletions
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27
trunk/Units/MMLCore/dtmutil.pas
View File

@ -28,7 +28,7 @@ unit dtmutil;
interface
uses
Classes, SysUtils, MufasaTypes;
Classes, SysUtils, MufasaTypes, tpa;
Function pDTMToTDTM(Const DTM: pDTM): TDTM;
@ -41,6 +41,8 @@ Function ValidMainPointBoxRotated(var dtm: pDTM; const x1, y1, x2, y2: Integer;
sAngle, eAngle, aStep: Extended): TBox;
function DTMConsistent(var dtm: pdtm): boolean;
procedure NormalizeDTM(var dtm: pdtm);
procedure RotateDTM(var dtm: pdtm; angle: extended);
function copydtm(const dtm: pdtm): pdtm;
const
dtm_Rectangle = 0;
@ -55,7 +57,7 @@ uses math;
// macro
procedure initdtm(out d: pdtm; len: integer);
var
i: integer;
i: integer = 0;
begin
d.l := len;
d.n := '';
@ -267,6 +269,27 @@ begin
Result.y2 := y2 - ceil(d);
end;
procedure RotateDTM(var dtm: pdtm; angle: extended);
begin
if length(dtm.p) = 0 then
raise Exception.Create('RotateDTM, no points in DTM.');
RotatePoints(dtm.p, angle, dtm.p[0].x, dtm.p[0].y);
end;
function copydtm(const dtm: pdtm): pdtm;
var
i: integer;
begin
initdtm(result,dtm.l);
Move(dtm.p[0], result.p[0], length(dtm.p) * sizeof(Tpoint));
Move(dtm.c[0], result.c[0], length(dtm.c) * sizeof(Integer));
Move(dtm.t[0], result.t[0], length(dtm.t) * sizeof(Integer));
Move(dtm.asz[0], result.asz[0], length(dtm.asz) * sizeof(Integer));
Move(dtm.ash[0], result.ash[0], length(dtm.ash) * sizeof(Integer));
Move(dtm.bp[0], result.bp[0], length(dtm.bp) * sizeof(Boolean));
result.n := 'Copy of ' + dtm.n;
end;
end.

146
trunk/Units/MMLCore/finder.pas
View File

@ -84,7 +84,7 @@ type
function FindDTM(DTM: pDTM; out x, y: Integer; x1, y1, x2, y2: Integer): Boolean;
function FindDTMs(DTM: pDTM; out Points: TPointArray; x1, y1, x2, y2, maxToFind: Integer): Boolean;
function FindDTMRotated(DTM: pDTM; out x, y: Integer; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: Extended): Boolean;
function FindDTMsRotated(DTM: pDTM; out Points: TPointArray; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: T2DExtendedArray; maxToFind: Integer): Boolean;
function FindDTMsRotated(_DTM: pDTM; out Points: TPointArray; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: T2DExtendedArray; maxToFind: Integer): Boolean;
//Donno
function GetColors(Coords: TPointArray): TIntegerArray;
// tol speeds
@ -1895,6 +1895,7 @@ var
// Bitwise
b: Array of Array of Integer;
ch: array of array of integer;
// bounds
W, H: integer;
@ -1904,9 +1905,6 @@ var
xx, yy: integer;
i, xxx,yyy: Integer;
// for comparisons.
rgbs: array of TRGB32;
//clientdata
cd: TPRGB32Array;
@ -1930,27 +1928,27 @@ begin
end;
// Get the area we should search in for the Main Point.
// writeln(Format('%d, %d, %d, %d', [x1,y1,x2,y2]));
MA := ValidMainPointBox(DTM, x1, y1, x2, y2);
// writeln(Format('%d, %d, %d, %d', [MA.x1,MA.y1,MA.x2,MA.y2]));
// Is the area valid?
DefaultOperations(MA.x1, MA.y1, MA.x2, MA.y2);
// Turn the bp into a more usable array.
setlength(goodPoints, dtm.l);
for i := 0 to dtm.l - 1 do
goodPoints[i] := not dtm.bp[i];
// Init data structure B.
// Init data structure b and ch.
W := x2 - x1;
H := y2 - y1;
setlength(b, (W + 1));
setlength(ch, (W + 1));
for i := 0 to W do
begin
setlength(ch[i], (H + 1));
FillChar(ch[i][0], SizeOf(Integer) * (H+1), 0);
setlength(b[i], (H + 1));
{ does setlength init already? if it doesn't, do we want to init here?
or do we want to init in the loop, as we loop over every b anyway? }
// init
FillChar(b[i][0], SizeOf(Integer) * (H+1), 0);
end;
@ -1961,45 +1959,37 @@ begin
PtrData := TClient(Client).IOManager.ReturnData(x1, y1, W + 1, H + 1);
cd := CalculateRowPtrs(PtrData, h + 1);
//writeln(format('w,h: %d, %d', [w,h]));
// pre calc rgb values for dtms
SetLength(rgbs, dtm.l);
for i := 0 to dtm.l - 1 do
ColorToRGB(dtm.c[i], rgbs[i].r, rgbs[i].g, rgbs[i].b);
for yy := MA.y1 -y1 to MA.y2 - y1 do
for xx := MA.x1 -x1 to MA.x2 - x1 do
begin
// Checking main point now; store that we have checked it.
// (Main point is point 1)
b[xx][yy] := B[xx][yy] or 1;
// if Sqrt(sqr(rgbs[0].r - cd[yy][xx].R) + sqr(rgbs[0].g - cd[yy][xx].G) + sqr(rgbs[0].b - cd[yy][xx].B)) > dtm.t[0] then
ch[xx][yy] := ch[xx][yy] or 1;
if not SimilarColors(dtm.c[0], RGBToColor(cd[yy][xx].R, cd[yy][xx].G, cd[yy][xx].B), dtm.t[0]) then
goto AnotherLoopEnd;
// Mainpoint match. (If it did not match, we would be at AnotherLoopEnd)
b[xx][yy+1] := B[xx][yy+1] or 1;
// Mainpoint matched. (If it did not match, we would be at AnotherLoopEnd)
b[xx][yy] := b[xx][yy] or 1;
for i := 1 to dtm.l - 1 do
begin //change to use other areashapes too.
for xxx := xx - dtm.asz[i] + dtm.p[i].x to xx + dtm.asz[i] + dtm.p[i].x do
for yyy := yy - dtm.asz[i] + dtm.p[i].y to yy + dtm.asz[i]+ dtm.p[i].y do
begin
// If we have matched this point
if b[xxx][yyy+1] and (1 shl i) = 0 then
// If we have not checked this point, check it now.
if ch[xxx][yyy+1] and (1 shl i) = 0 then
begin
// Checking point i now. (Store that we matched it)
b[xxx][yyy]:=b[xxx][yyy] or (1 shl i);
ch[xxx][yyy]:= ch[xxx][yyy] or (1 shl i);
// if Sqrt(sqr(rgbs[i].r - cd[yyy][xxx].R) + sqr(rgbs[i].g - cd[yyy][xxx].G) + sqr(rgbs[i].b - cd[yyy][xxx].B)) <= dtm.t[i] then
if SimilarColors(dtm.c[i], RGBToColor(cd[yyy][xxx].R, cd[yyy][xxx].G, cd[yyy][xxx].B), dtm.t[i]) then
b[xxx][yyy+1] := B[xxx][yyy+1] or (1 shl i)
b[xxx][yyy] := b[xxx][yyy] or (1 shl i)
else
goto AnotherLoopEnd;
end;
if (b[xxx][yyy+1] and (1 shl i) = 0) and goodPoints[i] then
// if it didn't match and was supposed to be good points, stop.
if (b[xxx][yyy] and (1 shl i) = 0) and goodPoints[i] then
goto AnotherLoopEnd;
end;
end;
@ -2026,13 +2016,15 @@ begin
raise Exception.CreateFmt('Not done yet!', []);
end;
function TMFinder.FindDTMsRotated(DTM: pDTM; out Points: TPointArray; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: T2DExtendedArray; maxToFind: Integer): Boolean;
function TMFinder.FindDTMsRotated(_DTM: pDTM; out Points: TPointArray; x1, y1, x2, y2: Integer; sAngle, eAngle, aStep: Extended; out aFound: T2DExtendedArray; maxToFind: Integer): Boolean;
var
DTM: pDTM;
// Colours of DTMs
C: Array of Integer;
// Bitwise
b: Array of Array of Integer;
ch: Array of Array of Integer;
// bounds
W, H: integer;
@ -2052,31 +2044,117 @@ var
// point count
pc: Integer = 0;
ac: Integer = 0;
goodPoints: Array of Boolean;
s: extended;
label theEnd;
label AnotherLoopEnd;
begin
if not DTMConsistent(dtm) then
raise Exception.CreateFmt('Not done yet!', []);
if not DTMConsistent(_dtm) then
begin
raise Exception.CreateFmt('FindDTMs: DTM is not consistent.', []);
raise Exception.CreateFmt('FindDTMsRotated: DTM is not consistent.', []);
Exit;
end;
// Get the area we should search in for the Main Point.
//writeln(Format('%d, %d, %d, %d', [x1,y1,x2,y2]));
MA := ValidMainPointBoxRotated(DTM, x1, y1, x2, y2, sAngle, eAngle, aStep);
MA := ValidMainPointBox(_DTM, x1, y1, x2, y2);
//writeln(Format('%d, %d, %d, %d', [MA.x1,MA.y1,MA.x2,MA.y2]));
DefaultOperations(MA.x1, MA.y1, MA.x2, MA.y2);
DTM := copydtm(_DTM);
setlength(goodPoints, dtm.l);
for i := 0 to dtm.l - 1 do
goodPoints[i] := not dtm.bp[i];
// Init data structure B.
W := x2 - x1;
H := y2 - y1;
setlength(b, (W + 1));
setlength(ch, (W + 1));
for i := 0 to W do
begin
setlength(b[i], (H + 1));
FillChar(b[i][0], SizeOf(Integer) * (H+1), 0);
setlength(ch[i], (H + 1));
FillChar(ch[i][0], SizeOf(Integer) * (H+1), 0);
end;
// C = DTM.C
C := DTM.c;
// Retreive Client Data.
PtrData := TClient(Client).IOManager.ReturnData(x1, y1, W + 1, H + 1);
cd := CalculateRowPtrs(PtrData, h + 1);
SetLength(aFound, 0);
SetLength(Points, 0);
s := sAngle;
while s < eAngle do
begin
RotateDTM(dtm, s);
for yy := MA.y1 -y1 to MA.y2 - y1 do
for xx := MA.x1 -x1 to MA.x2 - x1 do
begin
// Checking main point now; store that we have checked it.
ch[xx][yy] := ch[xx][yy] or 1;
if not SimilarColors(dtm.c[0], RGBToColor(cd[yy][xx].R, cd[yy][xx].G, cd[yy][xx].B), dtm.t[0]) then
goto AnotherLoopEnd;
// Mainpoint matched. (If it did not match, we would be at AnotherLoopEnd)
b[xx][yy] := b[xx][yy] or 1;
for i := 1 to dtm.l - 1 do
begin //change to use other areashapes too.
for xxx := xx - dtm.asz[i] + dtm.p[i].x to xx + dtm.asz[i] + dtm.p[i].x do
for yyy := yy - dtm.asz[i] + dtm.p[i].y to yy + dtm.asz[i]+ dtm.p[i].y do
begin
// If we have not checked this point, check it now.
if ch[xxx][yyy+1] and (1 shl i) = 0 then
begin
// Checking point i now. (Store that we matched it)
ch[xxx][yyy]:= ch[xxx][yyy] or (1 shl i);
if SimilarColors(dtm.c[i], RGBToColor(cd[yyy][xxx].R, cd[yyy][xxx].G, cd[yyy][xxx].B), dtm.t[i]) then
b[xxx][yyy] := b[xxx][yyy] or (1 shl i)
else
goto AnotherLoopEnd;
end;
// if it didn't match and was supposed to be good points, stop.
if (b[xxx][yyy] and (1 shl i) = 0) and goodPoints[i] then
goto AnotherLoopEnd;
end;
end;
//writeln(Format('Found point: (%d, %d)', [xx,yy]));
Inc(pc);
setlength(Points,pc);
Points[pc-1] := Point(xx + x1, yy + y1);
Setlength(aFound, pc);
setlength(aFound[pc-1],1);
aFound[pc-1][0] := s;
if(pc = maxToFind) then
goto theEnd;
AnotherLoopEnd:
//writeln(format('b[%d][%d]: %d' ,[xx,yy,b[xx][yy]]));
end;
s := s + aStep;
ac := 0;
end;
TheEnd:
TClient(Client).IOManager.FreeReturnData;
{ Don't forget to pre calculate the rotated points at the start.
Saves a lot of rotatepoint() calls. }
raise Exception.CreateFmt('Not done yet!', []);
// raise Exception.CreateFmt('Not done yet!', []);
end;
function TMFinder.GetColors(Coords: TPointArray): TIntegerArray;