Cube movement in X - Direction.?

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Nimisha
Nimisha el 4 de Abr. de 2016
Respondida: alejandro perez el 2 de Feb. de 2020
if P == 1
A = [0 0 0];
B = [1 0 0];
C = [0 1 0];
D = [0 0 1];
E = [0 1 1];
F = [1 0 1];
G = [1 1 0];
H = [1 1 1];
P = [A;B;F;H;G;C;A;D;E;H;F;D;E;C;G;B];
axis([-2 2 -2 2 -2 2])
plot3(P(:,1),P(:,2),P(:,3),'g'), hold on
roll = 2*pi; pitch = 2*pi; yaw = 2*pi;
dcm = angle2dcm(yaw, pitch, roll);
P = P*dcm;
axis([-2 2 -2 2 -2 2])
plot3(P(:,1),P(:,2),P(:,3)) % rotated cube
axis([-2 2 -2 2 -2 2])
plot3(0,0,0,'or')
xlabel('X')
ylabel('Y')
zlabel('Z')
grid on
elseif P==2
.
.
.
I am creating a cube with this code, and as P changes, i want to move cube in x direction with increment of 1. How to perform this operation.? I tried to move, but previous lines remains as it is, and it becomes rectangle..!

Respuestas (2)

Walter Roberson
Walter Roberson el 4 de Abr. de 2016
Editada: Walter Roberson el 4 de Abr. de 2016
Create a hgtransform() and parent everything to be moved to it. Then when it is time to move it, set its transform matrix, which you can do directly or you can use (for example)
Txy = makehgtform('translate',[-1.5 -1.5 0]);
set(t2,'Matrix',Txy)
  1 comentario
Nimisha
Nimisha el 4 de Abr. de 2016
Editada: Nimisha el 4 de Abr. de 2016
I checked, and object is moving at its axis.!
I want to shift my cube by 1 w.r.t its position..! As well my object is square.
clear all;clc
ax = axes('XLim',[-15 15],'YLim',[-15 15],'ZLim',[-15 15]);
view(3)
grid on
A = [0 0 0];
B = [1 0 0];
C = [0 1 0];
D = [0 0 1];
E = [0 1 1];
F = [1 0 1];
G = [1 1 0];
H = [1 1 1];
P = [A;B;F;H;G;C;A;D;E;H;F;D;E;C;G;B];
plot3(P(:,1),P(:,2),P(:,3),'g'), hold on
roll = 2*pi; pitch = 2*pi; yaw = 2*pi;
dcm = angle2dcm(yaw, pitch, roll);
P = P*dcm;
t = hgtransform('Parent',ax);
Rz = eye(4);
Sxy = Rz;
for r = 1
% Z-axis rotation matrix
Rz = makehgtform('zrotate',r);
Sxy = makehgtform('scale',r);
% Concatenate the transforms and
% set the transform Matrix property
set(t,'Matrix',Rz*Sxy)
drawnow
end
pause(1)
set(t,'Matrix',eye(4))
But the problem is that which will be the variable which will control my cube movement in this program to LEFT, RIGHT, UP, DOWN or HOME LOCATION-RESET ?

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alejandro perez
alejandro perez el 2 de Feb. de 2020
In the description of this video is the code of a cube which rotates, moves and grows up.

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