# Photogrammetry

**URL:** https://forums.unrealengine.com/c/development-discussion/asset-creation/photogrammetry/152.md?page=9

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**Page:** 10

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## [Point Cloud Data Reducing in Reality Capture](https://forums.unrealengine.com/t/point-cloud-data-reducing-in-reality-capture/1190229)

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**Author:** [@B0354](https://forums.unrealengine.com/u/B0354)\
**Replies:** 3\
**Last updated:** [June 6, 2023, 8:26am UTC](https://forums.unrealengine.com/t/point-cloud-data-reducing-in-reality-capture/1190229 "2023-06-06T08:26:14Z")

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Hello! I am new to use Reality Capture in couple of weeks. I have tried to import laser point cloud data (E57file) in Reality Capture exported from CloudCompare. After imported in Reality Capture, E57 file was converted …

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## [Problem about the 3D Model from Reality Capture](https://forums.unrealengine.com/t/problem-about-the-3d-model-from-reality-capture/1183631)

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**Author:** [@giraffe\_zhou](https://forums.unrealengine.com/u/giraffe_zhou)\
**Replies:** 7\
**Last updated:** [June 5, 2023, 7:17am UTC](https://forums.unrealengine.com/t/problem-about-the-3d-model-from-reality-capture/1183631 "2023-06-05T07:17:37Z")

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I modeled after completing the camera function, but the final model is only half of the original object, such as a pair of shoes. I obviously have corresponding photos at 360 degrees, but there are only 180-degree object…

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## [Ortho-Projection Issues](https://forums.unrealengine.com/t/ortho-projection-issues/1183638)

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**Author:** [@ffejttoh](https://forums.unrealengine.com/u/ffejttoh)\
**Replies:** 1\
**Last updated:** [May 31, 2023, 7:04am UTC](https://forums.unrealengine.com/t/ortho-projection-issues/1183638 "2023-05-31T07:04:32Z")

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When creating a “side” ortho projection in reality capture why does the reconstruction region disappear? This seems to happen when trying to create any ortho-projection on certain projects

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## [Aerial imagery of long narrow structure surrounded by water?](https://forums.unrealengine.com/t/aerial-imagery-of-long-narrow-structure-surrounded-by-water/1170220)

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**Author:** [@Kabonski](https://forums.unrealengine.com/u/Kabonski)\
**Replies:** 1\
**Last updated:** [May 19, 2023, 7:48am UTC](https://forums.unrealengine.com/t/aerial-imagery-of-long-narrow-structure-surrounded-by-water/1170220 "2023-05-19T07:48:52Z")

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I am working on a number of projects consisting of long narrow stone jetties or breakwaters that are surrounded on all sides by water. The structures are about 3,000 ft long and 100 ft wide. They have been photographed…

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## [unexpected error while exporting mesh from reality capture.](https://forums.unrealengine.com/t/unexpected-error-while-exporting-mesh-from-reality-capture/1168468)

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**Author:** [@pod8studios](https://forums.unrealengine.com/u/pod8studios)\
**Replies:** 3\
**Last updated:** [May 17, 2023, 6:52pm UTC](https://forums.unrealengine.com/t/unexpected-error-while-exporting-mesh-from-reality-capture/1168468 "2023-05-17T18:52:25Z")

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We are getting this error while exporting mesh from reality capture. We thought it must have something to do with our file but we tried with multiple files and it’s showing the same error. can dev team let us know wh…

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## [Accuracy of the BBA process of a nadiral flight with known camera coordinates and 0 GCPs](https://forums.unrealengine.com/t/accuracy-of-the-bba-process-of-a-nadiral-flight-with-known-camera-coordinates-and-0-gcps/1165491)

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**Author:** [@OnigaErsilia](https://forums.unrealengine.com/u/OnigaErsilia)\
**Replies:** 0\
**Last updated:** [May 14, 2023, 3:12pm UTC](https://forums.unrealengine.com/t/accuracy-of-the-bba-process-of-a-nadiral-flight-with-known-camera-coordinates-and-0-gcps/1165491 "2023-05-14T15:12:19Z")

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Hi. I have a question related to the accuracy of the BBA process of a nadiral flight using 606 images acquired in a “double grid flight itinerary”. Once the images were imported into the software, a file containing the …

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## [Speedtree 9 & UE 5.2 - scanned trunk transition issue](https://forums.unrealengine.com/t/speedtree-9-ue-5-2-scanned-trunk-transition-issue/1165173)

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**Author:** [@SoSeriousMan](https://forums.unrealengine.com/u/SoSeriousMan)\
**Replies:** 0\
**Last updated:** [May 14, 2023, 7:07am UTC](https://forums.unrealengine.com/t/speedtree-9-ue-5-2-scanned-trunk-transition-issue/1165173 "2023-05-14T07:07:58Z")

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Hello, I’ve got following problem: When working with scanned trunk from Quixel Bridge, inside SpeedTree app everything is ok, transition is nice and smooth The problem begins inside Unreal Editor. Transition there…

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## [Tilted Component](https://forums.unrealengine.com/t/tilted-component/1161246)

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**Author:** [@360George](https://forums.unrealengine.com/u/360George)\
**Replies:** 7\
**Last updated:** [May 10, 2023, 12:08pm UTC](https://forums.unrealengine.com/t/tilted-component/1161246 "2023-05-10T12:08:36Z")

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Hello community! I am trying to test out a drone flight me and a colleague executed (Small, manual flight) and when I exported my CSV file (Once confirming image suggestions), upon re-importing the exported CSV, it has …

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## [Sharpness input Layer](https://forums.unrealengine.com/t/sharpness-input-layer/1155209)

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**Author:** [@Bennyman33](https://forums.unrealengine.com/u/Bennyman33)\
**Replies:** 1\
**Last updated:** [May 9, 2023, 2:02pm UTC](https://forums.unrealengine.com/t/sharpness-input-layer/1155209 "2023-05-09T14:02:51Z")

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Hello, I’m trying to find information about Sharpness Input Layer. I don’t find it in the help or on internet. Could you provide some information about the format (binary or smooth) and the naming convention ? Thanks …

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## [Photogrammetry Pipeline](https://forums.unrealengine.com/t/photogrammetry-pipeline/1158465)

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**Author:** [@Graeme\_VR](https://forums.unrealengine.com/u/Graeme_VR)\
**Replies:** 0\
**Last updated:** [May 8, 2023, 5:27am UTC](https://forums.unrealengine.com/t/photogrammetry-pipeline/1158465 "2023-05-08T05:27:26Z")

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Hi, we are working with a Retailer who wants us to digitise all their Shoes and Garments.(Turn them into 3d assets and use inside Unreal Engine). We are going to use Photogrammetry workflow using Reality Capture. We want…

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## [Alignment](https://forums.unrealengine.com/t/alignment/1150467)

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**Author:** [@iulinezu](https://forums.unrealengine.com/u/iulinezu)\
**Replies:** 2\
**Last updated:** [May 5, 2023, 7:00am UTC](https://forums.unrealengine.com/t/alignment/1150467 "2023-05-05T07:00:11Z")

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Hi again. I’m trying to align photos from Laser Scanner with drone photos but I get two separate components and it’s also the same trying to align DSLR photos with drone photos. What I am doing wrong? Thank you!

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## [Keep component orientation](https://forums.unrealengine.com/t/keep-component-orientation/1147204)

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**Author:** [@Bennyman33](https://forums.unrealengine.com/u/Bennyman33)\
**Replies:** 4\
**Last updated:** [May 4, 2023, 8:35pm UTC](https://forums.unrealengine.com/t/keep-component-orientation/1147204 "2023-05-04T20:35:53Z")

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I have a project where I need to align frequently the images. I have some controls points Every times it creates a component, I have to realign (set ground plane). But why ? As the orientation as already been set once…

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## [error 0x8600001d...please check user forum?](https://forums.unrealengine.com/t/error-0x8600001d-please-check-user-forum/1147201)

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**Author:** [@Bennyman33](https://forums.unrealengine.com/u/Bennyman33)\
**Replies:** 9\
**Last updated:** [May 3, 2023, 7:22am UTC](https://forums.unrealengine.com/t/error-0x8600001d-please-check-user-forum/1147201 "2023-05-03T07:22:48Z")

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Hello, I get this error while asking for texture. I can’t find any info. Can you help ? This is really a strange message for the user in terms of software… Thanks

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## [Which is better, more megapixels or more images?](https://forums.unrealengine.com/t/which-is-better-more-megapixels-or-more-images/1147657)

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**Author:** [@ArceeDub](https://forums.unrealengine.com/u/ArceeDub)\
**Replies:** 1\
**Last updated:** [May 2, 2023, 7:56am UTC](https://forums.unrealengine.com/t/which-is-better-more-megapixels-or-more-images/1147657 "2023-05-02T07:56:37Z")

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Sorry if this isn’t the right place for this question, I’m a noob. For realitycapture, for some objects I want to do 3D video with a model, and for others I want to 3D print a miniature. I have two DSLRs, a 7D and an R…

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## [What do you you think of having a point cloud to point cloud registration mode](https://forums.unrealengine.com/t/what-do-you-you-think-of-having-a-point-cloud-to-point-cloud-registration-mode/1147346)

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**Author:** [@Bennyman33](https://forums.unrealengine.com/u/Bennyman33)\
**Replies:** 1\
**Last updated:** [May 2, 2023, 6:18am UTC](https://forums.unrealengine.com/t/what-do-you-you-think-of-having-a-point-cloud-to-point-cloud-registration-mode/1147346 "2023-05-02T06:18:02Z")

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Hello all! I have some components that are working well but RC is not able to realign them, even with contol points. I suspect that the different lighting conditions are preventing the detection of the same features. I…

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## [orto projection scale](https://forums.unrealengine.com/t/orto-projection-scale/1137156)

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**Author:** [@insideout\_pc1](https://forums.unrealengine.com/u/insideout_pc1)\
**Replies:** 1\
**Last updated:** [April 24, 2023, 6:34am UTC](https://forums.unrealengine.com/t/orto-projection-scale/1137156 "2023-04-24T06:34:57Z")

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Hi all, i’m trying to find best way to export orto projection in right scale, is there a way to export the image with graphic scale as other software? the model is in correct scaale yet. Thanks for suggestion

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## [Restricted Rendering Mode - When trying to filter selection](https://forums.unrealengine.com/t/restricted-rendering-mode-when-trying-to-filter-selection/889942)

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**Author:** [@FutureRealities](https://forums.unrealengine.com/u/FutureRealities)\
**Replies:** 2\
**Last updated:** [April 23, 2023, 2:03pm UTC](https://forums.unrealengine.com/t/restricted-rendering-mode-when-trying-to-filter-selection/889942 "2023-04-23T14:03:26Z")

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Everytime I try to filter a selection RC changes to “Restricted Rendering Mode” and nothing shows on the display. It looks like problem with the GPU, but somehow I doubt it: The model has less then 1M tris (740k), and …

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## [Why is there a difference in texture quality between the entire model and a small single model](https://forums.unrealengine.com/t/why-is-there-a-difference-in-texture-quality-between-the-entire-model-and-a-small-single-model/1131268)

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**Author:** [@yunsik79](https://forums.unrealengine.com/u/yunsik79)\
**Replies:** 5\
**Last updated:** [April 19, 2023, 1:57pm UTC](https://forums.unrealengine.com/t/why-is-there-a-difference-in-texture-quality-between-the-entire-model-and-a-small-single-model/1131268 "2023-04-19T13:57:00Z")

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We are planning a large project with taken using nearly 700 drone images. Based on the collected model, the model was produced through the Normal mesh operation after alignment. (120M tris) After setting the texture tar…

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## [When importing a low-poly model, the position and rotation of the model are changed.](https://forums.unrealengine.com/t/when-importing-a-low-poly-model-the-position-and-rotation-of-the-model-are-changed/1114381)

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**Author:** [@jininnns](https://forums.unrealengine.com/u/jininnns)\
**Replies:** 3\
**Last updated:** [April 19, 2023, 1:24am UTC](https://forums.unrealengine.com/t/when-importing-a-low-poly-model-the-position-and-rotation-of-the-model-are-changed/1114381 "2023-04-19T01:24:10Z")

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Hello, after making low-poly in the Max program, I import the OBJ file to proceed with texture baking in reality capture, but the position and rotation values ​​of the original high-poly model are imported differently. …

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## [Creating Orthographic Images (laser scan data + drone images)](https://forums.unrealengine.com/t/creating-orthographic-images-laser-scan-data-drone-images/1114359)

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**Author:** [@RoyceEng](https://forums.unrealengine.com/u/RoyceEng)\
**Replies:** 1\
**Last updated:** [April 18, 2023, 6:14pm UTC](https://forums.unrealengine.com/t/creating-orthographic-images-laser-scan-data-drone-images/1114359 "2023-04-18T18:14:48Z")

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I have created a model with several laser scans and drone images. When I go to create an Ortho image, all I get is B&W QR code looking images. I re-ran just the drone images and the orthos turn out fine, but I need the…

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## [Scan positions in E57](https://forums.unrealengine.com/t/scan-positions-in-e57/933170)

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**Author:** [@LEX96121](https://forums.unrealengine.com/u/LEX96121)\
**Replies:** 1\
**Last updated:** [April 14, 2023, 7:25am UTC](https://forums.unrealengine.com/t/scan-positions-in-e57/933170 "2023-04-14T07:25:43Z")

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I loaded laser scanning in E57 format into RealityCapture 1.2, but (Autodesk ReCap) all points of the scanner are positioned in space from each other, but for some reason this information is not pulled up automatically b…

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## [Question regarding UDMIs and textures](https://forums.unrealengine.com/t/question-regarding-udmis-and-textures/883062)

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**Author:** [@Asfan3D](https://forums.unrealengine.com/u/Asfan3D)\
**Replies:** 1\
**Last updated:** [April 14, 2023, 7:24am UTC](https://forums.unrealengine.com/t/question-regarding-udmis-and-textures/883062 "2023-04-14T07:24:31Z")

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Hello, I’m working on this cliff side with caves. I have a problem with the unwrap and texturing, when exporting from RC, the models are separated but UDIMs that’s fine by me but my problem is, each UDIM uses multiple t…

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## [compute more than 1 texture for the mesh](https://forums.unrealengine.com/t/compute-more-than-1-texture-for-the-mesh/795442)

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**Author:** [@Asfan3D](https://forums.unrealengine.com/u/Asfan3D)\
**Replies:** 5\
**Last updated:** [April 14, 2023, 7:19am UTC](https://forums.unrealengine.com/t/compute-more-than-1-texture-for-the-mesh/795442 "2023-04-14T07:19:24Z")

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Hello, I’m working on a project using Reality Capture I’m having a problem outputting multiple textures for the mesh, in the settings for the texturing, I have increased the number of textures put always output 1…

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## [Control Point weight?](https://forums.unrealengine.com/t/control-point-weight/835812)

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**Author:** [@Rango986](https://forums.unrealengine.com/u/Rango986)\
**Replies:** 1\
**Last updated:** [April 14, 2023, 6:47am UTC](https://forums.unrealengine.com/t/control-point-weight/835812 "2023-04-14T06:47:13Z")

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Hi, I have large structure, on which I must use lot of CPs. Most of structure is in one component thanks to CPs, but there is more work to do. I can see some CPs are floating away from component, and different value is…

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## [export fluid simulation from unreal engine](https://forums.unrealengine.com/t/export-fluid-simulation-from-unreal-engine/893002)

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**Author:** [@blitz-dev](https://forums.unrealengine.com/u/blitz-dev)\
**Replies:** 0\
**Last updated:** [April 12, 2023, 3:29pm UTC](https://forums.unrealengine.com/t/export-fluid-simulation-from-unreal-engine/893002 "2023-04-12T15:29:27Z")

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I’ve searched around , I can see different options to import alembic animations for simulation from different softwares(e.g. blender), but, I can see no options for export fluid simulation (niagra fluid) from unreal eng…

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## [Masking problem - ghost lines?](https://forums.unrealengine.com/t/masking-problem-ghost-lines/876674)

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**Author:** [@EmilyNisch](https://forums.unrealengine.com/u/EmilyNisch)\
**Replies:** 1\
**Last updated:** [April 11, 2023, 8:16am UTC](https://forums.unrealengine.com/t/masking-problem-ghost-lines/876674 "2023-04-11T08:16:26Z")

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Help! Ghost lines (top and left side of sherd) - circled in purple! They show up after I’ve masked out what was holding the piece during photography then bring everything back together to make my model. The lines corresp…

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## [Ground Control Import error](https://forums.unrealengine.com/t/ground-control-import-error/844731)

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**Author:** [@CAPTURE2023](https://forums.unrealengine.com/u/CAPTURE2023)\
**Replies:** 3\
**Last updated:** [April 11, 2023, 7:49am UTC](https://forums.unrealengine.com/t/ground-control-import-error/844731 "2023-04-11T07:49:26Z")

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Hi there, Im having an issue import control points into RC - I have taken the points in Global CS WGS 84 but when Import as a .txt file its showing an error - Ground Control point position is not valid for given coordin…

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## [Keyframe Mesh deformation?](https://forums.unrealengine.com/t/keyframe-mesh-deformation/871732)

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**Author:** [@rLiebert](https://forums.unrealengine.com/u/rLiebert)\
**Replies:** 0\
**Last updated:** [April 7, 2023, 12:00pm UTC](https://forums.unrealengine.com/t/keyframe-mesh-deformation/871732 "2023-04-07T12:00:44Z")

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Hello, I am checking out the Modeling Tool. My question: is it possible to put some parameters in the animation sequencer or to dynamicaly ajust them? Example: I would like to distort a Mesh, but dynamicaly. Add for ex…

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## [How do I turn off the DSM view when I already have a textured model?](https://forums.unrealengine.com/t/how-do-i-turn-off-the-dsm-view-when-i-already-have-a-textured-model/840535)

<div class="topic-metadata">

**Author:** [@whitakerz](https://forums.unrealengine.com/u/whitakerz)\
**Replies:** 1\
**Last updated:** [April 4, 2023, 7:20am UTC](https://forums.unrealengine.com/t/how-do-i-turn-off-the-dsm-view-when-i-already-have-a-textured-model/840535 "2023-04-04T07:20:21Z")

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How do I turn off this view (with the greens and orange’s ) and go back to the texture view?

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## ["How to split more than 20 models using automation code in a large project in RealityCapture?"](https://forums.unrealengine.com/t/how-to-split-more-than-20-models-using-automation-code-in-a-large-project-in-realitycapture/838955)

<div class="topic-metadata">

**Author:** [@yunsik79](https://forums.unrealengine.com/u/yunsik79)\
**Replies:** 2\
**Last updated:** [April 3, 2023, 12:09pm UTC](https://forums.unrealengine.com/t/how-to-split-more-than-20-models-using-automation-code-in-a-large-project-in-realitycapture/838955 "2023-04-03T12:09:08Z")

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Hello, I am a user who wants to use Reality Capture professionally. I participated in the monthly model-making competition in Reality Capture last year (2022) and won third place(?), and have been using PPI points provi…

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