1 files changed, 161 insertions, 1 deletions
diff --git a/lowlevelunit.pas b/lowlevelunit.pas
index e22369c..36aa4ae 100644
--- a/lowlevelunit.pas
+++ b/lowlevelunit.pas
@@ -28,6 +28,7 @@ type
   tByteArray = specialize tArray<byte>;
   tStringArray = specialize tArray<string>;
   tIntPointArray = specialize tArray<tIntPoint>;
+  tInt64PointArray = specialize tArray<tInt64Point>;
   tBooleanArray = specialize tArray<boolean>;
   tRGB = record
     rgbBlue : byte;
@@ -44,6 +45,22 @@ operator = (x1,x2: t2x2Extended): boolean;
 operator = (x1,x2: tInt64Point): boolean;
 operator = (x1,x2: tIntPoint): boolean;
 operator = (x1,x2: tExtPoint): boolean;
+operator + (x1,x2: t2x2Extended): t2x2Extended;
+operator + (x1,x2: tInt64Point): tInt64Point;
+operator + (x1,x2: tIntPoint): tIntPoint;
+operator + (x1,x2: tExtPoint): tExtPoint;
+operator - (x1,x2: t2x2Extended): t2x2Extended;
+operator - (x1,x2: tInt64Point): tInt64Point;
+operator - (x1,x2: tIntPoint): tIntPoint;
+operator - (x1,x2: tExtPoint): tExtPoint;
+operator * (a: extended; x: t2x2Extended): t2x2Extended;
+operator * (a: int64; x: tInt64Point): tInt64Point;
+operator * (a: extended; x: tInt64Point): tExtPoint;
+operator * (a: longint; x: tIntPoint): tIntPoint;
+operator * (a: extended; x: tIntPoint): tExtPoint;
+operator * (a: extended; x: tExtPoint): tExtPoint;
+
+function round(x: tExtPoint): tInt64Point; overload;
 
 function signSqr(x: extended): extended; inline;
 function myTimeToStr(t: extended): string;
@@ -88,9 +105,12 @@ function t2x2ExtendedToStr(p: t2x2Extended): string;
 function t2x2LongintToStr(p: t2x2Longint): string;
 function tExtPointToStr(p: tExtPoint): string;
 function tIntPointToStr(p: tIntPoint): string;
+function tInt64PointToStr(p: tInt64Point): string;
 procedure fehler(s: string);
 function intPoint(x,y: longint): tIntPoint;
-function extPoint(x,y: extended): tExtPoint;
+function int64Point(x,y: int64): tInt64Point;
+function extPoint(x,y: extended): tExtPoint; overload;
+function extPoint(x: tInt64Point): tExtPoint; overload;
 function _2x2Longint(xx,xy,yx,yy: longint): t2x2Longint;
 function _2x2Extended(xx,xy,yx,yy: extended): t2x2Extended;
 
@@ -169,8 +189,131 @@ begin
     result:=result and (x1[c]=x2[c]);
 end;
 
+operator + (x1,x2: t2x2Extended): t2x2Extended;
+var
+  c,d: char;
+begin
+  for c:='x' to 'y' do
+    for d:='x' to 'y' do
+      result[c,d]:=x1[c,d]+x2[c,d];
+end;
+
+operator + (x1,x2: tInt64Point): tInt64Point;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=x1[c]+x2[c];
+end;
+
+operator + (x1,x2: tIntPoint): tIntPoint;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=x1[c]+x2[c];
+end;
+
+operator + (x1,x2: tExtPoint): tExtPoint;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=x1[c]+x2[c];
+end;
+
+operator - (x1,x2: t2x2Extended): t2x2Extended;
+var
+  c,d: char;
+begin
+  for c:='x' to 'y' do
+    for d:='x' to 'y' do
+      result[c,d]:=x1[c,d]-x2[c,d];
+end;
+
+operator - (x1,x2: tInt64Point): tInt64Point;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=x1[c]-x2[c];
+end;
+
+operator - (x1,x2: tIntPoint): tIntPoint;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=x1[c]-x2[c];
+end;
+
+operator - (x1,x2: tExtPoint): tExtPoint;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=x1[c]-x2[c];
+end;
+
+operator * (a: extended; x: t2x2Extended): t2x2Extended;
+var
+  c,d: char;
+begin
+  for c:='x' to 'y' do
+    for d:='x' to 'y' do
+      result[c,d]:=a*x[c,d];
+end;
+
+operator * (a: int64; x: tInt64Point): tInt64Point;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=a*x[c];
+end;
+
+operator * (a: extended; x: tInt64Point): tExtPoint;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=a*x[c];
+end;
+
+operator * (a: longint; x: tIntPoint): tIntPoint;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=a*x[c];
+end;
+
+operator * (a: extended; x: tIntPoint): tExtPoint;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=a*x[c];
+end;
+
+operator * (a: extended; x: tExtPoint): tExtPoint;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=a*x[c];
+end;
+
 // allgemeine Funktionen *******************************************************
 
+function round(x: tExtPoint): tInt64Point;
+var
+  c: char;
+begin
+  for c:='x' to 'y' do
+    result[c]:=round(x[c]);
+end;
+
 function signSqr(x: extended): extended;
 begin
   result:=sign(x)*sqr(x);
@@ -715,6 +858,11 @@ begin
   result:=intToStr(p['x'])+';'+intToStr(p['y']);
 end;
 
+function tInt64PointToStr(p: tInt64Point): string;
+begin
+  result:=intToStr(p['x'])+';'+intToStr(p['y']);
+end;
+
 procedure fehler(s: string);
 begin
   gibAus(s,1);
@@ -727,12 +875,24 @@ begin
   result['y']:=y;
 end;
 
+function int64Point(x,y: int64): tInt64Point;
+begin
+  result['x']:=x;
+  result['y']:=y;
+end;
+
 function extPoint(x,y: extended): tExtPoint;
 begin
   result['x']:=x;
   result['y']:=y;
 end;
 
+function extPoint(x: tInt64Point): tExtPoint;
+begin
+  result['x']:=x['x'];
+  result['y']:=x['y'];
+end;
+
 function _2x2Longint(xx,xy,yx,yy: longint): t2x2Longint;
 begin
   result['x','x']:=xx;