Rhino surfaces to curves
Rhino surfaces to curves. What I have noticed is that the curved polyline that I extruded has more than three control points. Unlike Lofts and Sweeps, the initial orientation of the profile curve or surface is maintained through the extrusion. To move the flowed curves on the target surface move the original curves on the base surface. Move_Vertical_Up_To_Hit_Surface. Attach pic shows everything, what I need to explain here,I need to do Green or Red part separately unroll. Surfaces with collapsed edges are easy to spot – the display looks like a curve, but in Dec 14, 2023 路 Hello- so the idea is to represent the flattened silhouette of a surface in a layout view, and apply a hatch to that curve in the layout, without the curves needing to be generated, correct? -Pascal Screamer (Screamer) December 15, 2023, 8:35pm Dec 7, 2016 路 Hello, I currently have a set of curves in the Z axis. 馃檪 This is link of Nov 7, 2018 路 Hey there I tried alot but i did not succed. Please excuse the brain fart, as I cannot find that post - if I search something similar only grasshopper shows up everywhere. The trim curves function as edges of the surface. As Diego Krause said there are thousands, actually an infinite number of possible surfaces which fit a single curve. ” Can anyone explain what I’m doing wrong? Oct 24, 2017 路 Changes the color of the backface (the side opposite of the surface normal direction). I am following a tutorial correctly and it works perfectly on Rhino 4, but when you follow exactly the same steps on Rhino Oct 12, 2023 路 Put the surface on a different layer than the input curves. Is there any possibility to transfer a lot of hatches into surfaces in order to extrude them? Otherwise i have to join all the outer curves an fill the areas in between which turns out to take a lot of time! And there is a lot to do… . We can use Match Curve to bring the curve to curvature (G2) continuity with the adjacent surface edge. Surface isoparametric and edge curves. Essentially I’m trying to draw a 3D tail-section Nov 24, 2021 路 7 - Edit Curves and Surfaces The editing operations in this section break objects apart, cut holes in them, and put them back together. Jan 25, 2019 路 Hi,there I created several curves by coding,but when I use _planarsrf to create surface,I can’t work. It won’t help surfaces with collapsed edges or stacked rows of control points. For best results, explode the curve and make a FilletSrfCrv to each curve (7a). Hint: Check out the different types of objects you can create with Rhino. From memory extracting the UV curves from a trimmed surface gives you the UV curves of the surface before trimming…hence the planar surface you create from them is not the same Dec 14, 2015 路 Hello, I’m struggling to find out how to solve the following problem. So, let’s start by taking a look at creating SubD friendly curves and building surfaces directly from them, with Rhino’s surface commands. In wireframe view, surfaces look like a network of crossing curves. Perhaps someone will take the time to answer my very basic question, thanks! May 17, 2020 路 In this tutorial, I cover how to Project Curves on to other geometry in Rhino 6, the 3D computer graphics and computer-aided design software. g. A common way of working in 3-D is to draw curves that represent edges, profiles, cross-sections, or other surface features and then to use surfacing commands to create surfaces from those curves. 6 MB) Dec 22, 2016 路 What I do as a workaround, is draw new curves with control points snapped to the old ones then build the new surfaces with loft command. Sometime rebuilding helps, but usually not. for this you extrude the curves and use drape orthogonal to the surface and extract an isocurve from A common operation in any Rhino for Mac workflow is creating a 3D surface from a boundary made of curves. These Iso-Curves can be duplicated, edited, & adjusted so long as the User knows how to extract them. Plus, learn tips for organic modeling and adding details to curved surfaces. The Dir command displays the direction of a curve or surface. When I try to place the objects in the curve, they are positioned horizontally and not vertically, as the image I attached here (on the left: How it is / On the right: How it should be). Curve and surface direction. Every time I try to join two surfaces or polysurfaces, it gives me a message saying, “Can’t join that surface. Any NURBS object incorporating your sections will have to be a polysurface, a single surface is not possible. My approach looked like this: Loop through all Surface objects Get the border through Rhino. Isoparametric curves do not define the surface the way the polygons do in a polygon mesh. If the curve is planar, it will be extruded in the normal direction of the plane of the curve. Cull backfaces. Then, extract the top and bottom edges of each surface and join the tops and bottoms into a polysurface. The Dir command can also change the direction of a curve. Repeat this for the upper curve but use a different randomization pattern. The Rebuild, ChangeDegree, and Smooth commands alter the shape of a curve or surface by changing its underlying control point structure. DuplicateSurfaceBorder Loop on The ExtractIsocurve command is useful for creating trimming curves on surfaces. Command("_-Patch…) - with all the command line options as to point count, stiffness etc. Some of which include; curves, surfaces and Rhino 3D tutorials playlist https://youtube. This method uses the gumball tool introduced in Rhino version 5 al In this video we will use the command UV curve to apply a text on a curved surface. In CorelDraw the operation is called “combine”, in 3DMax it’s May 4, 2018 路 I’m doing a bit of 3-D printing and Illustrator work for a presentation. Jun 11, 2023 路 The ‘go-to’ method for generating a surface from a closed curve is with the Boundary Surfaces component. Degree 1 curves (straight line) need only two Jul 31, 2024 路 This will allow us to create a fillet tangent to the surface connecting to the curve. Nov 10, 2023 路 I have an angled surface and I’m trying to extract horizontal lines down the surface like I did with the vertical lines, though with the vertical ones I used divide to get a consistent distance between them and used extractisocurve but I cant use extractisocurve for the horizontal lines since theyre picking the angle not an orthagonal horizontal line. Aug 21, 2024 路 Developable Surface. One edge/curve is shared among the two surfaces. overlapping curves you might have to trim away or split and use SelBoundary to delete if present. Some of these commands join curves to curves, or surfaces to surfaces or polysurfaces, and break a composite curve or polysurface into its components. Oct 6, 2017 路 Splitting a surface creates a trimmed surface AFAIK and I would guess why you get that distortion using UV curves extracted from it…if that is what you did. Extrude closed planar curves normal to the curve plane toward a boundary surface where the boundary surface is trimmed and joined to the extruded objects. There are other ways to do it, but this would work. It may be possible to create a SubD object using the curves, but decisions would be needed on how to connect the curves. Jun 30, 2016 路 Patch might be one way to go about this, AddPatch() is not yet implemented in Python/Rhinoscriptsyntax, so again, either script rs. the front part Then he proceeds through a variety of modeling projects that showcase some of Rhino’s most powerful commands, from building a space helmet with Rail Revolve, to modeling a fabric cape from smaller curves and a loft, to building a realistic 3D gear. Developable Surface. Try doing it when the railing is simpler, prior to a trim. You can use the OffserSrf command with the solid option set to Yes. py (40. Just like Rhino’s PlanarSrf command, this tool has a singular purpose – creating a surface out of a curve. The difference is the script Jan 31, 2018 路 Hello everyone. Aligns objects using construction plane coordinates. Oct 21, 2013 路 Rhinoceros defines Surfaces with Curve Geometry moving in the ‘U’ and ‘V’ Direction, called ‘Iso-Curves’. See examples and tips for creating smooth and accurate surfaces from curves. To adjust the surface to the EXACT locations of all your defining Curve Geometry, you must indicate the allowable tolerances Rhino may adjust itself to. Mar 5, 2017 路 The curves should be on the surface. I explain my method of work: Extend some reference line. A simple case is a rectangular surfaces. Curves can be free-standing curves or the edges of existing surfaces. The Dir command displays the direction of a curve or surface and lets you change the direction. 4 and Grasshopper. Create Surfaces from Curves. Is there a way I can search for the gaps in a curve? And for 3-D printing, is there a way I can find gaps in a 3-d model before I send it to print? I think I have used a command before that “analyzed” my geometries for gaps but I don’t recall the command. Dec 7, 2021 路 Learn rhinoceros basic tutorial for beginner how to create surface from curves#rhino#howto#3dsoftware Apr 29, 2023 路 For those Rhino users who use the FilletSrf command and would like the process to be a little less tedious here is a Python script that will make strings of fillets that expands FilletSrf capability when filleting tangent surfaces: FilsrfEX. Also, as you see in the model, I have like two “arms” that start coming off the May 8, 2022 路 Yes, both Patch and Drape make surfaces with rectangular UV’s, the difference is that Patch will try to determine some 'best-fit" plane for the orientation of the rectangle, whereas Drape will always be rectilinear with respect to the CPlane of the viewport the Drape is drawn in. Learn More Jan 8, 2018 路 For the first example, please try to move from the lower corner the solid gold, vertically until hits the surface underneath. Linetypes are now more beautiful and powerful than ever. To make simple curves in Rhino, make curves that have only one more control point than the curve's degree. This gives two unique curves. Then lofting the new closed curves works out: Oct 21, 2022 路 Hello Rhino forum, I’m a newbie working my way through the Rhino Level 1 Training Guide. I found a similar discussion below and tried, but it didn’t works. Do anyone have better methods? thanks Question 20240107. 3dm (145. Peace, J Oct 22, 2013 路 A window appears, titled ‘Surface from Curve Network’. Many commands that use direction information display direction arrows and give you the opportunity to change (flip) the direction. I tried to make this polysurface with trim and also boolean but the result is the same. here is what I want to do : export each polysurface in a different part file (10 polysurface = 10 parts) export each surface in a different part file May 1, 2014 路 Hello, I am new in rhino and I have been watching youtube tutorials but I just can’t figure out how to do this. A BrepTrim is derived from CurveProxy so the trim can supply easy to use evaluation tools via the Curve virtual member functions. Tutorial by Kor Oct 13, 2015 路 Hi everyone, I’m having problems using the tool “orient perpendicular to curve”. Mar 9, 2022 路 the base curves that i extruded are not planar. Brep trim information is stored in BrepTrim classes. com/channel/UCsWpNdwxf0I3ffkedM505xA/joinSee my professional courses at:https://www. The definition of a trimmed surface includes one or more “trim curves” in addition to the usual information for a surface. py (1. In this course, you can learn tips and techniques for a modeling process to make complex forms from simpler forms Apr 30, 2018 路 Hi all, I have a RhinoScript that operates directly from Rhino itself. The trim curves may coincide with an isocurve but do not have to. Learn More Feb 6, 2020 路 This Grasshopper tutorial, a part of the Rhino for Architects Training Program, explores the ways to create a surface from two curves. Use object's color. Apr 5, 2021 路 It says “Unrolling doubly curved surfaces will produce inaccurate results. Rhino will attempt to create your surface from the selected Curve Geometry; but sometimes, the curves are too complex or unique. Projects or pulls a curve onto a surface and transfers the knot parameterization in the U or V direction to the new curve. I’m pretty new to Rhino and am having trouble creating planar curves/surfaces so I can create UV surfaces, etc. CPlane. Jan 11, 2022 路 Done in Rhino 7. Nov 28, 2023 路 However, instead of trying to fix the ends of that curve, I’ve just gone with the safe option and deleted those curves, then duplicated the surface edges since those must be closed since they’re what’s used to trim the surface. I’d like to move the edge of the surface highlighted yellow to the red line. In this video, learn how to use Rhino’s edge curves commands to turn curves into surfaces. I have made a lot of test, and looking for a lot of information on this forum / youtube / google, but after hours of work I haven’t been able to produce the exact result I want. Clean up the curves so they don’t extend past the top and bottom curves. I want to create a surface from a non-planar curve as shown below, with no curve in the x direction. Aug 19, 2020 路 Important - the resulting surface will have singularities at the ends of the curve segments which can cause problems in other operations. To do this, extract several isoparametric curves, and Loft Join this channel to get access to perks:https://www. 2. FitCurveToSurface. I know they should be closed planar curves,and I checked they were closed curve,my question are : 1. Aug 10, 2018 路 I use grasshopper to get Brep Edges (inside and outside), which can then be; joined, optimized, on proper layers, numbered and whatnot, before returning to Rhino to be exported to dwg. Select the inner curves and Loft. com/playlist?list=PLDugcibQcKpd-rm1PHxM-Pcy0DwPHQCiZIn this lesson we want to explain sketch curve on mesh & surf Learn how to turn contours into a surface in Rhino with this tutorial video. When I create what should be a flat, planar surface, I see that there are red lines and that I cannot select the surface. A diagonal quad grid on a cylindrical vault will serve as an example. So I kind have to flatten to bring all of the curves in the save X axis, if it would. Surfaces. Now, we need to proceed to make the curve G2 (curvature) continuous to the edge. There are other characteristics of fair that curves and surfaces tend to have, although a curve or surface may be fair without exhibiting all of the characteristics. Surfaces viewed from the back use the color specified in the object's Properties. The flowed curves will move because History was enabled. 3dm (5. Fin Extrude a curve on a surface in the surface normal direction. Quickly extrude a curve or polyline curve into a surface or polysurface modeling in Rhino. the edges that are currently vertical will remain perpendicular to the reference Nov 10, 2023 路 It’s hard to tell without a Rhino file, but my first thought is that you have a combination of closed curves and open curves, and you really only want to make something from the closed curves. Match Curve is within the Curve Tool panel. If the direction has not been changed, it reflects the direction the curve was originally drawn. No color change. I have tested to project them onto a plane almost ‘paralled’ to the curve,but the _planarsrf still could Sep 8, 2010 路 In Part 1, we have created a curve that is tangent to the edge of the existing surface. Aug 21, 2024 路 Rhino tools for creating curves from objects. saw emblem but it was not orientated vertical as on flattened skin, instead stretched and flowing from rear forwards. Imagine a ball running over the surface along the curve. Aug 14, 2016 路 Surfaces have no thickness. I’ll have a curved surface that looks fine in wireframe, but when shaded or rendered, they become jagged. All NURBS surfaces have an inherently rectangular organization. (I might have missed some process. Determines which coordinate system will be used for alignment. In this video, we talk about how you can use the Rhino Command FlowAlongSrf to bend objects along other surfaces in Rhino!Disclaimers: All opinions are my ow Sep 21, 2013 路 I have 12 polysurfaces and 4 surfaces, all of which are aligned closely according to their edges to form a solid. To make a solid, you have to enclose the volume you want with Joined surfaces. Feb 15, 2018 路 Hi all, I was wondering if somehow it would be possible in rhino to deform (morph) a polysurface from a curve base to fit another curve objective within my file tolerance and to adapt evenly. Now, trim that curved surface to get rid of the un-wanted top and bottom sections. May 1, 2022 路 A trimmed surface is a surface where only part of the surface is used. Rhino has commands to create and unroll developable surfaces with holes and marking curves. Nov 21, 2018 路 Hello, I am trying to find tangent curves to surfaces (pipes) in order to place the correct position of a roof; you can get the idea taking a look to the images 01,2,03. Do the flow. You need to change the curves to obtain a different surface. 馃槈 Would be perfect if someone could give me a hint. In this video, we're going to talk about several ways to create surfaces using edges and curves in Rhino. Perhaps this script might help then: PlanarizeCurvesMinMaxZ. They are merely a visual aid that Linetypes are curve styles with pattern, width, and taper properties. Then Rhino offsets the surface AND draws the four side surfaces, then Joins them all together into a closed, solid polysurface. Nov 28, 2019 路 Hello, I attach a render with a problem with a curved polysurface that is not smooth. In previous versions of Rhino, linetypes were very limited: only dashes and dots on curves. You can use isoparametric curves to recreate an existing surface with different parameterization. Follo Dec 28, 2023 路 I’ve been trying to figure out how to use Bend and/or Flow to get something like the flat object shown here to match the curve of the surface below, or the curve of the arc from which it was constructed, kind of as if it’s being pressed into shape. Finally, loft between the upper and lower curves with the "Loft" component. TextObject Creates text-shaped curves, surfaces, or polysurfaces based on TrueType fonts. best regards, David Jul 6, 2013 路 I’m not sure if this is a wishlist item or me asking a ‘how-to’ question but… i sometimes need to extrude multiple curves or surfaces whose normals aren’t always facing the same direction… if i do any single extrusion (ExtrudeCrv or ExtrudeSrf) , the results are as i want them to be… however, if i select more than one curve or surface, all extrusions occur in one direction Oct 22, 2019 路 Then, connect the randomized points into a "NURBS Curve" to generate a smooth interpolated curve. Patch will allow you to use a starting surface to determine the Note: The above methodology is for dealing with surfaces with bad trim curves. Jun 23, 2014 路 The curves; A reference surface / plane (right on top of the curves) A target surface, which is your railing. Could this cause the problem? How can I make the In Rhino3D Grasshopper, Map to Surface is a powerful way to project curves on any given surface. In Rhino, the first cue for fairness in a surface is the spacing of the surface display isocurves. This is different than some other CAD systems. Lunchbox Plugin was used to create the triangulation pattern. What I’m trying to do is simply combine two closed curves. One way of working in 3鈥慏 is to draw curves that represent edges, profiles, cross-sections, or other surface features and then to use surfacing commands to create surfaces from those curves. The commands: Join, Explode, Trim, and Split apply to curves, surfaces, and polysurfaces. Dec 14, 2016 路 The curves just aren’t part of the surface, they are projected onto it and need to be unrolled along with the surface. Trims is an array of all the trims in the brep. This would be an arc extruded upwards. It is not a boolean operation as the individual curves don’t overlap. CreatePatch() method… Feb 23, 2021 路 if you have curves at the boundary you can use CurveBoolean and click outside. MakeSubDFriendly will convert Oct 13, 2019 路 First, we'll model some curves in Rhino to loft between. ) wich implies complex non planar surfaces. I can only select either half of Mar 9, 2020 路 When I shade these surfaces, I can see an intersection; however, the curve from intersection command only creates a curve of the circle and a small section where the radius and straight surfaces meet. You can use any method to produce the base source pattern. Jan 7, 2024 路 Hello I would like to merge multple surfaces into 1 accurately. This fixes the degree at 3. After that I draw a line connecting the center of the circular sections and finally i make a perpendicular line to curves have the special properties because they are the fairest curves possible and make very simple surfaces that are easy to edit. Then I’d get rid of the surfaces that aren’t closed by SelSrf and delete those. SubD surfaces cannot follow curves which end with non-zero curvature, such as the curves you are using. This is a great tutorial for beginners and professionals alike. Note well that the domains and orientations of the curve m_C2[trim. The OffsetCrvOnSrf command copies a curve or surface edge on a surface so that all locations on the copied curve are a specified distance from the original curve and lie on the surface. Developable surfaces are surfaces that can be formed by rolling a flat sheet of material such that the material does not stretch, tear, or wrinkle. ; Pick a location. Select the outer curves and Loft. A common way of 3D modeling is to draw curves that represent edges, profiles, cross-sections, or contours, and then to use them to create surfaces. DupEdge for the interior seams as well and Join the interior curves separate from the border. Brep. Use front face settings. Select the top two curves and PlanarSrf. 5 KB) Transforms non-planar curves into planar cuves parallel to the world XY plane and at the choice of maximum or minimum Z height, Works best with “near planar” curves. - or dive into RhinoCommon and use the Rhino. Also, hopefully, so that there is no deformation - e. This allows for a more flexible setup of base surfaces that get later connected by fillets. But these surfaces only have degree one if vertical direction, so, its easy to loft in between the newly created curves. Brep. Although a curve or surface may be fair without exhibiting all of the characteristics, they tend to have these characteristics. I happen to be using Gemvision Matrix but I think my problem is a very basic Rhino or Rhino settings problem. If i use smooth= yes it will change the shape, when I use smooth=no, it will keep the shape unchanged but if i merge multiple surface it will have problem, so last step I use rebuild, but it doesn’t follow my guide curve anymore. These curves are called isoparametric curves or isocurve. Jun 12, 2022 路 That is how the SubD surfaces work in Rhino. Steps: Select options. I attach a picture from a clay model I made and the surface I have in rhino. That is, I’d like to transform the surface so the the yellow edge matches the red line and the remaining edges of the surface stay where they are. How much Rhino experience do you have? Are you a student? Are you required to create a single surface using Feb 23, 2022 路 Hi, I have a very huge work to export from rhino to solidworks. I’m very well experienced with rhino but always struggling with surface making from closed non planar curves (and found Then he proceeds through a variety of modeling projects that showcase some of Rhino’s most powerful commands, from building a space helmet with Rail Revolve, to modeling a fabric cape from smaller curves and a loft, to building a realistic 3D gear. 3 KB) Another think that I can’t find a solution for is how to grip from intersection of the two surfaces from the bellow example. All surface creation commands in Rhino result in the same object: a NURBS surface. Aug 21, 2024 路 The NURBS form can represent simple shapes, such as planes and cylinders, as well as free-form, sculptured surfaces. I’m fairly certain I’ve used the Jul 1, 2023 路 Learn how to project curves onto surfaces using Rhino, a powerful 3D modeling software widely used in architecture, engineering, and industrial design. I tried with flow along curve and flow along surface and the polysuface ends in a mess. There are “SubD friendly” curves which have zero curvature at the ends. 1 KB) This script works the same as the filletsrf command - just pick 2 surfaces that you want to connect by a fillet. Now you can add customized Linetypes to surfaces, solids, etc, allowing you to communicate design intent or artistic flair. The basic idea behind Map to Surface is that you take a curve (or a set of curves) and map it – together with its base surface – onto a desired target surface. Here, we'll create two curved surface patches and extract their top and bottom edges. I highly doubt Oct 24, 2017 路 The NURBS form can represent simple shapes, such as planes and cylinders, as well as free-form, sculptured surfaces. It’s for printing with the laser cut and I’m pretty sure Rhino can handle this painful task so I don’t have to do it by hand. Is Aug 15, 2013 路 Select the bottom two curves and PlanarSrf. Rhino’s Surface Fillet commands allow you to create rational and non-rational fillets between two surfaces or a surface and a curve. The surface is following the curves. I have two different surfaces, created by filling two sets of four curves. May 15, 2015 路 This has been driving me crazy, so I’m going to finally take the time to post and hope to get some help figuring this out. Jan 23, 2020 路 Rhino is an advanced 3D modeling tool used in architecture and industrial design. if you dont have outlines that engulf the entire curves, you have to amend them, or you can help yourself with drape. Make sure the border is a closed curve. Surfaces viewed from the back will be transparent. At the options - mesh - I have already changed it to smooth and slower. Those need to be dealt with by other methods such as knot removal or just plain reconstruction. Is there a way to create a curve from a surface in grasshopper? I want to loft some surfaces but do not have any curves. Options Text to create Types the text. OffsetCrvOnSrf | Rhino 3-D modeling Aug 24, 2021 路 Hi, I work as architect and urban planner in a firm where we are moving on from classic 2d cad tools to 3d and bim software. While FilletEdge needs an edge to make a fillet, Surface Fillets do not depend on joined geometry. Any ideas as to what’s going on? If the curve is not planar, then it will be extruded in the z direction of the active viewport's construction plane. The illustration shows the curve direction arrows. ” I’m having a bit of an issue with unrolling doubly curved surfaces in Rhino, I tried with Unroll surface tool,Unroll UV ,Smash,Squish but it won’t help me. youtube. Thanks in Nov 24, 2021 路 In Rhino, the first cue for fairness in a surface is the spacing of the surface isocurves. The result would be almost the same as a group but the various shapes would actually be part of a single curve. Make a PlanarSrf with the curves and join this with the created fillets (7b). Rhino’s Surface Commands ‘Control Point Curve’ If we look first at the control point curve, then we can enable the SubD option. best Simon May 16, 2016 路 Hi guys, I’m brand new to Rhino and I’m trying to figure it out in a hurry. These curves help you visualize the shape of the surface. I’m sure some Rhino gurus here could do it in one step. I’m trying wrap an object to a surface. ) When I project curves to the surface, also the result was not good enough… If there any solution can keep the object’s shape, please comment. Geometry. Rhino has many tools for constructing surfaces directly or from existing curves. If I extrude a curve from the top of the radius surface, I get a different result, which I can mirror to get a complete curve. rhinotutoria Jun 1, 2017 路 Hi guys, Hope someone could help with a similar issue. I’d like to separate all of them and bring it to the X axis (in plan view). Nosorozec December 14, 2016, 11:50am 6 Dec 19, 2014 路 1- DupEdge on the target PolySrf and then clean up the outer border curve which has gaps in it and Join them into one closed curve. You can make surfaces trimmed along isoparametric curves into untrimmed surfaces with ShrinkTrimmedSrf. The arrows point from the start of the curve toward the end of the curve. I’m noticing my curves are often not closed. This can be helpful for creating surfaces for applying materials, closing objects in Nov 18, 2022 路 Rhino How To Extract Curve From Surface Tutorial is a rhino manual that teaches how to extract a curve from a surface. Draw two curved surface patches and rebuild them. This creates the surface from curves by blending between the Oct 31, 2017 路 Hi everyone. This method allows you to apply any flat curve on an object following its Jan 3, 2021 路 Solids are represented in Rhino by closed surface. The object is distorted at the points where the surface is bent. I am not an expert on Grasshopper. How to know they were planar curve? if they were not ,how to make them planar. m_c2i] and the trim as a curve may not agree. Curves and surfaces have a direction. Please hit Jul 6, 2020 路 Hi everyone! Very quick question here (see image below) - how to do this in Rhino manually, not grasshopper? Yes, just a basic/classic deform, easy with grasshopper, but I remember seeing a brief tutorial or example very long ago for a manual method. I am taking a list of all surfaces in the project (or a selection thereof), and for each surface I want to access the geometry of the border curve (ie all edit points of all edges around that border). In other words I’d like to set a “variable tangency” among a single shared edge. Learn the logic behind creating randomized curves so that our surface gets that wavy effect. Jan 7, 2010 路 Many times when using Rhino/Grasshopper, I end up deleting curves by accident or through one way or another, and so am left with surfaces that have no curve. Every untrimmed surface in Rhino has four sides. Our projects require us to make accurate 3d models of complex sites (infrastructure, terrain, slopes etc. I am trying to shape a surface from a loft between two curves, but I want this loft to follow the path of another curve. One, two or three sides can have zero length. You can join these surfaces to create polysurfaces or solid objects. I want the two surfaces to be tangent along the shared edge, but only on some selected points (chosen by me). I intersect them with the pipes to find some sections. Oct 24, 2017 路 Alignment type options; AlignTo. I would expect this to work with more complex polysurfaces and with meshes, this is just a simple example. The pictures pretty much say it all. . That seems to solve it. 2- Use Patch to make a single surface through the curves you just made. Which commond do I have to use? I tried “Patch” but that creates a surface with a bend in the x direction. There are other characteristics of fair curves and surfaces. This gives us two open curves to loft between. So, I’d extrude everything with solid=yes. Some commands have an option to create SubD friendly curves but CurveThroughPt does not. Examples of this type of shape are cylinders, cones, and some steel ship hulls. Nov 25, 2018 路 Hi everyone, new to Rhino, looked everywhere…tutorials/vids for a couple hrs to find an answer for this…how do I orient/align to a curved surface in order to draw a set of simple curves/lines to use as a template for trimming that curved surface? Apolgize in advance, I dont have an Internet connection where I live so can’t post an image. juasks bhlqs vsq sid mzqguh ammbyq xrue kbnhkbj deeylxjq thil