TAILIEUCHUNG - Essential LightWave 3D- P4

Essential LightWave 3D- P4: What you have in your hands is, quite simply, a collection of tools and techniques that many professional LightWave artists use every single day doing what we do in our various fields. The tools and techniques explored in this book are essential to creating the caliber of imagery that you see on film and television and in print and video games. | Chapter 3 Figure 3-64 Figure 3-65 Looking more like a logo. We re just about there 4. Center your text again see step 1 . 5. Select Multiply Extend Extrude to activate the Extrude tool. 6. With the Extrude tool active click and drag in a line along the Z axis on either a Right or Top viewport basically anything that isn t Perspective or where you re looking at the letters head-on will do . The more you drag the more the text will be extruded. 7. Press Return to accept the effects of the Extrude tool see Figure 3-66 . Note Depending on which direction the surface normals of your polys to be extruded are facing dragging one way will create the new geometry with their normals facing out which is what you want most often or in which means you re seeing through the outer surface of the object seeing only the insides which can be cool for faking the effect of volumetric lighting . Save this text you ve created as we use it in an upcoming example on using one layer of your object to modify another. 78 Modeling 1 Foundation Material Figure 3-66 Extender Plus ex tend v. 1. To spread or stretch forth. 6a. To cause to be of greater area or volume. Merriam-Webster Online Dictionary What Extrude is to polygons Extender is to points. Specifically it expands the geometry around the selected points. Let s use Extender Plus to make a simple bowl. 1. Activate the Ball tool and drag out a circle in the Top view. The exact size doesn t really matter. Now holding the Ctrl key or the middle mouse button drag in the Back view to create a perfectly round sphere. For this example I ve increased the number of sides and segments to provide a very smooth surface. Now hit F2 to center the ball. 2. Using your right mouse button drag out a lasso selection around the top half of the sphere including the band of polys just below the center. 3. Press the Delete key to remove these polygons. This leaves us with a nice simple bowl shape. As you can see however the bowl has no interior. We ll use the

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