Monday 15 November 2010

Construction methods I used for my robotic arm tutoirial

Here shows how you use the edges to change your shape. All I have done to this rectangle is put it into a editable poly and use the edges tool to move the edges. This can be very usfull for basic models with low detail because of the easy movement of each edge.
In this screen shot it is a simple rectangle that has been attached to another rectangle and I am going to show below how the element tool is used.
In this screenshot I show how I have selected the element and moved up on the rectangle easily. This is the one of the main uses of the element tool.
In this screenshot it shows the final result of using the element tool.
In this screenshot it shows the use of the face tool and how I have moved the face to the right of the start position and as you can see the edges have moved at the same time. You can also use the face tool to extend the height and width from the original shape.
In this screenshot It shows all the primitives that can be used to start off your model by simply using a primitive such as a cube.
There is no difference between a geo-sphere and sphere, appearance wise, however when I put the view into wireframe view and then it is clear that the geo-sphere is created by triangles and the normal sphere is created by squares. A geo-sphere is useful mainly because it is easier to render and because it is easy to mold into another shape, other than a sphere.
In this screenshot I am showing how the axis tool can be used in two ways. The first way is that you can move a object to an exact number on any of the X, Y and Z axis and therefore can be used for the precise modelling. The other use for the X,Y,Z axis tool is for the movement purpose. You can use either the green, red or blue line to move the object across a certain axis and therefore is used to move an object to a rough area and therefore not for precise modelling.
In these two screenshots it shows the main use of the wireframe tool. The wireframe tool is a feature that removes all faces and just has the edges and vertices in a different view. The screenshot that is two above this text is in normal view and what I aimed to show you in this screenshot is that you cannot select each vertex when in normal view. However in the screenshot above I had changed into wireframe view and as you can see, I have selected the vertex without having to move the camera angle.
In this screenshot above I am showing the vertex tool and what it allows the user to do. I started off with a simple rectangle and I changed the shape to how it is above, by simply using the vertex tool. Therefore the vertex tool allows for a wide variety of customised shapes.
In this screenshot I am showing how some 3D models are made by using 2D skins. As shown above all the 2D skins are provided and the user creates a 3D model of each part and then connects them all together to create the 3D model and this can be very useful in a wide variety of cases.
Here is another way how a 3D model can be created by a 2D image. However in this case the 2D image is set as a background and the user simply traces the lines and simply transforms the 2D image into a 3D model and this can save a large amount of time if time is a major issue.

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