The only thing i really have against this is that it would make a pretty messy step file because the component would be broken up in tiny parts. Wouldn't there be a space saving with just ditching wrl altogether? the next stable won't need them
On Mon, Nov 6, 2017 at 9:53 AM, Kristoffer Ödmark < [email protected]> wrote: > To be fair, as it stands now, even if it is "only" for the pin headers, > this is close to half of the 3d library size as of now. > > The pin headers can now be of an arbitrary size as well. Someone can now > create a 4x6 pin header for example, and the current footprints can be > converted to this array system, thus reducing the size. > > Arbitrary pin headers are a step up anyway. > > This being said, I have not tested the patch yet, but even if it is "only" > for pin headers, the idea is sound to me. > > > > On 11/06/2017 04:22 PM, easyw wrote: > >> Hi Oliver, >> >> I'm sorry not to be on your side for this option... >> >> 1) for which kind of modules this array is applicable? >> I see only pin-headers straight and angled... >> for example box headers are not easily done unless you consider to manage >> by the code the box for each model >> 2) the problem related to the big 3D library dimension will not be >> covered unless for some little family that can be managed by this on the >> fly generator >> >> As I already suggested, the issue with the huge 3D github library can be >> managed in a different way: >> 1) give the kicad users only a basic 3D library (i.e. most used smd and >> th families) >> 2) give an option to pcbnew to automatically create a list of the missing >> models needed for a project and collecting only them through a wget >> process... >> >> This will give a very low downloading band need and will not increase the >> need of disk space for having all the 3D library locally, full of unwanted >> models. >> >> Here a conversation of this issue: >> https://github.com/KiCad/kicad-library/issues/1532#issuecomment-341707706 >> >> my two-cents >> Maurice >> >> On 11/06/2017 3:01 PM, Oliver Walters wrote: >> >>> To provide an option to reduce the size of the 3D model library, I have >>> implemented an "array" feature for 3D models. A module (footprint) can >>> reference a single model multiple times, with a dimensional offset between >>> each copy. >>> >>> (Note - just the PinHeader models are currently over 1GB! This feature >>> lets you use a single 3D model for all pin headers or similar repetitive >>> footprints within a certain series). >>> >>> Features: >>> >>> 1. Specify repeat count and repeat step in x/y/z axes >>> 2. Save / load implemented. (If no repeat option used, no extra output >>> is generated - old files are not touched) >>> 3. Render in 3D viewer >>> 4. Render in raytracing viewer >>> 5. Export to VRML (multiple references to single file) >>> 6. Export to STEP >>> >>> Notes: >>> >>> a. An exported STEP file will now be (possibly) much smaller as it >>> references a single small object multiple times >>> b. There were a couple of bugs I found where model offset units were >>> incorrectly translated between INCHES and MM >>> >>> A couple of screenshots: >>> >>> https://imgur.com/a/EOwPh >>> >>> >>> Testing: >>> >>> Wayne verified that the file units for 3D model data are in mm - I >>> *think* this means that there was previously a bug regarding 3D model >>> offset, where the scaling factor in the file was interpreted as inches when >>> exporting (e.g. to STEP) >>> >>> I believe I have fixed this bug - confirmation would be great. >>> >>> Cheers, >>> Oliver >>> >>> >>> _______________________________________________ >>> Mailing list: https://launchpad.net/~kicad-developers >>> Post to : [email protected] >>> Unsubscribe : https://launchpad.net/~kicad-developers >>> More help : https://help.launchpad.net/ListHelp >>> >>> >> _______________________________________________ >> Mailing list: https://launchpad.net/~kicad-developers >> Post to : [email protected] >> Unsubscribe : https://launchpad.net/~kicad-developers >> More help : https://help.launchpad.net/ListHelp >> > > -- > -Kristoffer > > > _______________________________________________ > Mailing list: https://launchpad.net/~kicad-developers > Post to : [email protected] > Unsubscribe : https://launchpad.net/~kicad-developers > More help : https://help.launchpad.net/ListHelp >
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