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Simulating Whitewater Rapids in Ratatouille Eric Froemling, Tolga Goktekin, Darwyn Peachey May 2007 In Pixar's Ratatouille, a key story point involves a rat being swept through the sewers of Paris, plummeting down waterfalls and along steeply sloping tunnels, through a series of high-speed S- bends which cause the torrent of water to bank up sharply on each turn. Bringing ... [more] Available as Pixar Technical Memo #07-03 |
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An Effects Recipe for Rolling Dough, Cracking Eggs and Pouring Sauce Tolga Goktekin, Jon Reisch, Darwyn Peachey, Apurva Shah May 2007 Creating the digital effects for cooking in Ratatouille posed a number of unique challanges. First we had to adopt efficient methods for simulating a wide variety of material behaviours. Second we needed to direct our simulations in order to match the expressiveness of the character's animation, e.g. forming specific shapes while the character pounds a ... [more] Available as Pixar Technical Memo #07-06 |
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Texture On Demand Darwyn Peachey 1990 Texture On Demand (TOD) is a technique for organizing large amounts of stored texture data in disk files and accessing it efficiently. Simply reading entire texture images into memory is not a good solution for real memory systems or for virtual memory systems. Texture data should be read from disk files only on ... [more] Available as Pixar Technical Memo #217 |