Difference between revisions of "Houdini learning"
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| Line 8: | Line 8: | ||
</pre> | </pre> | ||
| − | === Substract any VDB === | + | === Substract any VDB by another VDB === |
<pre> | <pre> | ||
// In a volumewrangle | // In a volumewrangle | ||
Revision as of 19:38, 9 March 2020
Houdini learning
Increase Volume Density
// In a volumewrangle @density*=10;
Substract any VDB by another VDB
// In a volumewrangle if (volumesample(1,"surface",@P)<0)@density=0; //inverse: if (volumesample(1,"surface",@P)>0)@density=0;
