Shoemake K.'s Animating rotations with quaternion curves PDF

By Shoemake K.

ISBN-10: 0897911660

ISBN-13: 9780897911665

Good our bodies roll and tumble via area. In desktop animation, so do cameras. The rotations of those items яге top defined utilizing a 4 coordinate process, quaternions, as is proven during this paper. Of all quaternions, these at the unit sphere are best suited for animation, however the query of the way to build curves on spheres has now not been a lot explored. This paper supplies one resolution by means of offering a brand new form of spline curve, created on a sphere, compatible for easily in-betweening (i.e. interpolating) sequences of arbitrary rotations. either concept and scan convey that the movement generated is tender and ordinary, with no quirks present in previous equipment.

Show description

Read or Download Animating rotations with quaternion curves PDF

Similar computers books

Making Enterprise Risk Management Pay Off: How Leading - download pdf or read online

Making firm possibility administration repay exhibits how best businesses are remodeling threat administration into an built-in, non-stop, largely concentrated self-discipline that identifies and assesses dangers extra successfully, responds extra accurately, and discovers not only "downsides" yet step forward possibilities in addition.

dreamweaver mx savvy - download pdf or read online

Here's the main entire advisor to the top expert visible website design device out there! whereas Dreamweaver appeals to designers who create websites with no coding or scripting and to builders who practice full-on programming, so does Dreamweaver MX 2004 Savvy. that includes a task-based procedure mixed with step by step tutorials, this in-depth advisor is helping newcomers wake up to hurry fast.

Stephen P. Olejniczak's VoIP Deployment For Dummies (For Dummies (Computer Tech)) PDF

So you’re in control of imposing a VoIP mobile procedure in your association? VoIP Deployment For Dummies is a crash path in Voice over net Protocol implementation! Here’s the way to examine your community and enforce a VoIP telephone approach, deal with and hold it, continue it safe, and troubleshoot difficulties.

Download PDF by Lawrence Snyder, Leah H. Jamieson, Dennis B. Gannon: Algorithmically Specialized Parallel Computers

Additional info for Animating rotations with quaternion curves

Example text

This may seem like a lot of detail, but it is good programming prac46 tice. A user not familiar with the program can become very frustrated if it does something strange because a mistake was made entering information. Once we determine what type of conversion to perform, the program does the calculation and prints out the temperature entered and the converted temperature. The calculation is just straight math, using the established formula for temperature conversion. After the calculation is finished and answer printed, the program loops back and starts over.

SYNTAX ERROR ask yourself if you made a mistake in typing, or forgot the quote marks. 22 The computer is precise and expects instructions to be given in a specific form. But don't get worried; just remember to enter things as we present them in the examples and you'll get along great with the Commodore 64. Remember, you can't hurt the computer by typing on it, and the best way to learn BASIC is to try different things and see what happens. PRINTis one of the most useful and powerful commands in the BASIC language.

Line 30 adds one to the variable CT. This line counts how many times we do the loop. Each time the loop is executed, CT goes up by one. Line 40 is our control line. If CT is less than 5, meaning we've executed the loop less than 5 times, the program goes back to line 20 and prints again. When CT becomes equal to 5-indicating 5 COMMODORE 64's were printed-the program goes to line 50, which signals to END the program. Try the program and see what we mean. By changing the CT limit in line 40 you can have any number of lines printed.

Download PDF sample