TAILIEUCHUNG - Advanced Maya Texturing and Lighting- P5

Advanced Maya Texturing and Lighting- P5: I should stress that I am self-taught. In 1994, I sat down at a spare seat of Alias PowerAnimator and started hacking away. After several years and various trials by fire, 3D became a livelihood, a love, and an obsession. Along the way, I was fortunate enough to work with many talented artists at Buena Vista Visual Effects and Pacific Data Images. In 2000, I switched from PowerAnimator to Maya and have since logged tens of thousands of hours with the subject of this book | Chapter Tutorial Lighting a Flickering Fire Pit with Shadows In this tutorial you will create a fire with soft flickering shadows see Figure . You will use Paint Effects fire with a volume ambient and directional light. Figure Fire created with a Paint Effects brush and lit with a directional ambient and volume light. A QuickTime movie is included on the CD as . 99 1. Open the file from the Chapter 3 scene folder on the CD. Create a directional light. Open its Attribute Editor tab. Change the Color to a pale blue. This will serve as the scene s moonlight. 2. Move the directional light above the set and to screen right. Rotate it toward the fire pit. Render out a test frame. Adjust the light s Intensity and Color until satisfactory. Although this light will not be the key light the sand and rocks should be appropriately visible for nighttime. 3. In the directional light s Attribute Editor tab check Use Depth Map Shadows. Set Resolution to 512 and Filter Size to 6. This combination of medium Resolution and moderate Filter Size will create a slightly soft shadow. Render a test frame. Experiment with different light positions and shadow settings. 4. Create an ambient light and open its Attribute Editor tab. Set the Intensity attribute to or approximately 1 10th the Intensity value of the directional. Tint the ambient light s Color to pale blue. Move the ambient light to screen left just above the set. This light serves as a low fill that will prevent the backside of the rocks from becoming too black. 5. Create a volume light and open its Attribute Editor tab. Change Light Shape to Cylinder. Change the Color to a deep orange. In the Penumbra section click the CHAPTER TUTORIAL LIGHTING A FLICKERING FIRE PIT WITH SHADOWS 100 CHAPTER 3 CREATING HIGH-QUALITY SHADOWS left handle of the gradient. Once the handle is selected change the Interpolation attribute to Smooth. This will change the linear gradient to one that has a slow start and a .

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