error using zeros Size inputs must be integers.

please help im having this trouble (Error using zeros Size inputs must be integers.)

F = imread("E:\PELAJAR\Unnes\PC\citra-grayscale2.jpg");
[tinggi, lebar] = size(F);
sudut = 45; % Sudut pemutaran
rad = pi * sudut/180;
cosa = cos(rad);
sina = sin(rad);
x11 = 1; y11 = 1;
x12 = lebar; y12 = 1;
x13 = lebar; y13 = tinggi;
x14 = 1; y14 = tinggi;
m = floor(tinggi/2);
n = floor(lebar/2);
% Menentukan pojok
x21 = ((x11-n) * cosa + (y11-m) * sina + n);
y21 = ((y11-m) * cosa - (x11-n) * sina + m); 
x22 = ((x12-n) * cosa + (y12-m) * sina + n);
y22 = ((y12-m) * cosa - (x12-n) * sina + m); 
x23 = ((x13-n) * cosa + (y13-m) * sina + n);
y23 = ((y13-m) * cosa - (x13-n) * sina + m); 
x24 = ((x14-n) * cosa + (y14-m) * sina + n);
y24 = ((y14-m) * cosa - (x14-n) * sina + m); 
ymin = min([y21 y22 y23 y24]);
xmin = min([x21 x22 x23 x24]);
ymak = max([y21 y22 y23 y24]);
xmak = max([x21 x22 x23 x24]);
lebar_baru = xmak - xmin + 1;
tinggi_baru = ymak - ymin + 1;
tambahan_y = floor((tinggi_baru-tinggi)/2);
tambahan_x = floor((lebar_baru-lebar)/2);
F2=zeros(tinggi_baru, lebar_baru);
for y=1 : tinggi
    for x=1 : lebar
        F2(y+tambahan_y, x+tambahan_x) = F(y, x);
    end
end
figure(1);
imshow( uint8(F2));
% Putar citra
m = floor(tinggi_baru/2);
n = floor(lebar_baru/2);
for y=1 : tinggi_baru
    for x=1 : lebar_baru 
        x2 = round((x-n) * cosa + (y-m) * sina + n); 
        y2 = round((y-m) * cosa - (x-n) * sina + m); 
        
        if (x2>=1) && (x2<=lebar_baru) && ...
                (y2>=1) && (y2<=tinggi_baru)
            G(y, x) = F2(y2,x2);
        else
            G(y,x) = 0; 
        end
    end
end
figure(2);
G = uint8(G);
imshow(G);
clear all;

Error using zeros

Size inputs must be integers.

Answer 1

[KSSV]

Replace this line:

F2=zeros(tinggi_baru, lebar_baru);

with:

F2=zeros(fix(tinggi_baru), fix(lebar_baru));

[Aldi Fahrezi]

thankyou so much it worked