sparkChan Posted December 11, 2009 Share Posted December 11, 2009 hi, when I used particles to control the primitives moving, I got a problem which the sphere's primitives don't get the right position. Because every point number does not match every primitive number. Looking at the file I have attached below. How can I let the primitives get the right position. Thanks primitive.hip Quote Link to comment Share on other sites More sharing options...
SpencerL Posted December 11, 2009 Share Posted December 11, 2009 hi, when I used particles to control the primitives moving, I got a problem which the sphere's primitives don't get the right position. Because every point number does not match every primitive number. Looking at the file I have attached below. How can I let the primitives get the right position. Thanks I havent taken a look at your file, but before your popnet I would store your prim num, $PR, in a point attribute such as "prnum", then after your popnet put a sort SOP down and sort your points by expression and put "$PRNUM". Then feed that into your primitive SOP. Quote Link to comment Share on other sites More sharing options...
bhaveshpandey Posted December 11, 2009 Share Posted December 11, 2009 here's your modified file.. primitive.hip Quote Link to comment Share on other sites More sharing options...
sparkChan Posted December 12, 2009 Author Share Posted December 12, 2009 here's your modified file.. First, Thanks bhaveshpandey, but I want't to get this effect, I don't want to bypass the sort which has the point expression -$BBX*$BBY. so if I use this expression, How can I correct the primitives' number to match the points' number. Quote Link to comment Share on other sites More sharing options...
sparkChan Posted December 12, 2009 Author Share Posted December 12, 2009 I havent taken a look at your file, but before your popnet I would store your prim num, $PR, in a point attribute such as "prnum", then after your popnet put a sort SOP down and sort your points by expression and put "$PRNUM". Then feed that into your primitive SOP. I have done it according to your mind. although it soluve this problem, It is not what I want. Because I want to use the expression -$BBX*$BBY in the Sort SOP, when I change the particle behavior to 'Modify Source Geometry' in the Particle SOP. YourMind.hip Quote Link to comment Share on other sites More sharing options...
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