3
我正在繪製地圖中的六邊形。由於某些原因,它只會創建一行。我相信我的循環是正確的。如果計數行和列
glVertex3f(((sin(i/6.0*2*PI))/10)+RowOffset,((cos(i/6.0*2*pi))/10)+CollumnOffset,-2);
我換RowOffset
和CollumnOffset
然後我得到一個列。
procedure TFCreatemap.menuArea;
var
I: Integer;
Row,Collumn: Integer;
RowOffset,CollumnOffset: double;
TotalRow,TotalCollumn:integer;
begin
Row := 0;
Collumn:= 0;
CollumnOffset := -0.9;
TotalRow := 11;
TotalCollumn := 11;
while Collumn < TotalCollumn do
begin
CollumnOffset := CollumnOffset+0.4;
RowOffset:= -0.9;
while Row < TotalRow do
begin
RowOffset := RowOffset+ 0.2;
glBegin(GL_POLYGON);
for I := 0 to 6 do
begin
glVertex3f(((sin(i/6.0*2*PI))/10)+RowOffset,((cos(i/6.0*2*pi))/10)+CollumnOffset,-2);
end; {for}
glEnd;
Row:= Row+1;
end; {end collumns with}
Collumn:= Collumn+1;
end; {end rows with}
end;
也是我的左/上爲-1到1
啊,是的,謝謝 – 2013-02-20 10:03:36