Revision: | 1.2 |
Committed: | Wed Dec 15 01:40:11 2010 UTC (13 years, 6 months ago) by greg |
Branch: | MAIN |
CVS Tags: | rad5R2, rad4R2P2, rad5R0, rad5R1, rad4R2, rad4R1, rad4R2P1 |
Changes since 1.1: | +1 -1 lines |
Log Message: | Updated SConscript files for compiling under MINGW |
# | User | Rev | Content |
---|---|---|---|
1 | greg | 1.1 | frac(x)=x-floor(x); |
2 | |||
3 | hermite(p0,p1,r0,r1,t) = p0 * ((2*t-3)*t*t+1) + | ||
4 | p1 * (-2*t+3)*t*t + | ||
5 | r0 * (((t-2)*t+1)*t) + | ||
6 | r1 * ((t-1)*t*t); | ||
7 | |||
8 | rand2a(x) = 1-2*rand(.69692*x); | ||
9 | rand2b(x) = 1-2*rand(.05393*x); | ||
10 | |||
11 | greg | 1.2 | noise(x) = noise_1(floor(x),frac(x),ceil(x)); |
12 | greg | 1.1 | |
13 | noise_1(xl,xd,xu) = hermite( | ||
14 | rand2a(xl), | ||
15 | rand2a(xu), | ||
16 | rand2b(xl), | ||
17 | rand2b(xu), | ||
18 | xd); |