Generators =================================== .. image:: images/generators.jpg ************************************************************ 2D Triangular Remesh ************************************************************ Remeshes 2d mesh using delaunay triangulation .. image:: images/2dtriang.PNG Density Density of triangles Corner Angles Keeps corners sharp Relax Iterations Relaxing triangles for more even spacing .. warning:: Input meshes has to be on the Z axis ************************************************************ Connect Points ************************************************************ Connects points with segment by distance .. image:: images/c_points.PNG Distance Distance that points will be connected Connect All Connects all points ************************************************************ Cube Recursive Subdivision ************************************************************ Recursively subdivides cubes with offset .. image:: images/cuber1.PNG W Controls subdivided quad movement Limit Distance Limits subdivided quad movement side to side Random Orientation Randomize movement verticaly and horizontaly Seed Seed of random orientation Scale Scale of the cubes .. image:: images/cuber3.PNG Selection Selects which cubes to subdivide .. image:: images/cuber2.PNG .. warning:: Cubes subdivision only wokrs correctly on geometry nodes Cube ************************************************************ Edge Bisect ************************************************************ Bisects edges from plane defined from position/direction .. image:: images/edge_b.PNG Position Position of intersection plane Direction Direction of intersection plane Flip Direction Flips intersection direction ************************************************************ Edge Offset ************************************************************ Evenly offsets, extrudes or dublicates selected edges .. image:: images/edge_offset.jpeg **Offset/Extrude/Dublicate** - **Offset** Offsets edges - **Extrude** Extrude edges - **Dublicate** Dublicates edges Distance Distance of the offset Angle Rotates offset around the selected edge Offset Offset of the offseted and original edges Axis/Normal Direction that edges will be offseted - **Axis** Uses Axis vector input for offset direction - **Normal** Uses face normals directions Axis Direction of the offset Selection Selects what edges to offset ************************************************************ Inset Faces ************************************************************ Insets mesh faces .. image:: images/inset_face.PNG Offset Offset of the inset Depth Push inseted faces from face normal Reletive Offset Offsets inseted faces reletive to face area Selection Selection of the face inset ************************************************************ Marching Squares Isolines ************************************************************ Creates edge lines on quad faces using gradient of the texture .. image:: images/marching_squares.PNG .. image:: images/marching_squares_img.png .. image:: images/marching_squares1.png .. image:: images/marching_squares2.png .. image:: images/marching_squares3.PNG Texture Texture Threshold Threshold **Linier Interpolation** - **On** Smoothly interpolates values from texture - **Off** Places line on face edge midpoint .. tip:: Use **Mesh Smooth** node to smooth edges .. image:: images/mrelax.JPG .. image:: images/mrelax2.JPG .. warning:: Node only works on quad faces (faces that has 4 vertises) ************************************************************ Marching Squares Surface ************************************************************ smoothly cuts mesh using texture .. image:: images/marchsurf.PNG .. image:: images/marchsurf2.PNG .. image:: images/marchsurf3.PNG Texture Texture Threshold Threshold **Linier Interpolation** - **On** Smoothly interpolates values from texture - **Off** Places line on face edge midpoint .. image:: images/marchsurf4.PNG .. warning:: Node only works on quad faces (faces that has 4 vertises) ************************************************************ Marching Triangles Isolines ************************************************************ Creates edge lines on tris faces using gradient of the texture .. image:: images/marching_triangles.PNG .. image:: images/marching_triangles_s1.png Texture Texture Threshold Threshold **Linier Interpolation** - **On** Smoothly interpolates values from texture - **Off** Places line on face edge midpoint .. tip:: Use **Attribute Smooth** node to smooth edges .. image:: images/mrelax.JPG .. image:: images/mrelax2.JPG .. warning:: Node only works on tris faces (faces that has 3 vertises) ************************************************************ Maze Solver ************************************************************ Generates maze edge walls on the mesh using random walk with backtracing .. image:: images/maze1.JPG .. image:: images/maze2.JPG Start Face Index of face from where random walk beginds End Face Index of face that finds shortest path between start and end faces. Note this will not effect maze generation Seed Seed of maze generation Start End Path Curve path between start and end faces All Paths All pahts of the maze Edge Walls Edges selection of maze walls Start Face Face selection of start face End Face Face selection of end face .. tip:: Note that after maze generated you might not want to use **Start Face** as start of the maze, because it will give more easier path to the end, so use it as the end of the maze ************************************************************ Mesh Contours ************************************************************ Creates contour lines from mesh .. image:: images/cont1.PNG Slice Distance Distance between contour slices Single Slice Creates just a single contour slice .. image:: images/cont2.PNG Plane Position Position of the contour slices Plane Normal Direction of the contour slices ************************************************************ Mesh Face Divider ************************************************************ Divides mesh face horizontally and vertically / U or V .. image:: images/mfdd.JPG .. image:: images/mfdd2.JPG Iterations How many times faces will be divided U/V Ratio Ratio of more U or V divisions Divide Propability Propability of face to be divided Even Propability Makes division more even Limit Distance Limits division distance from the center Distortion Distorts faces .. image:: images/mfdd3.JPG Seed Seed of random divisions Selection Selection of faces being divided .. warning:: N-gon faces will be ignored .. tip:: To get original uv map you can use this setup .. image:: images/mfduv.JPG ************************************************************ Mesh Face Recursive Subdivision ************************************************************ Subdivides quad faces with offset .. image:: images/frs1.JPG .. image:: images/frs2.JPG .. image:: images/2drec.gif Iterations How many times faces will be divided W Controls subdivided quad movement Limit Distance Limits subdivided quad movement side to side Smoothstep Creates more "sharp" movment Loop Animation Will loops animation of selected frame range ************************************************************ Mesh to Ascii ************************************************************ Creates Ascii representation of geometry inside camera .. image:: images/m_t_a.jpeg .. image:: images/m_t_a.gif Mesh Mesh that will be projected as Ascii Camera Camera that Ascii will be projected from Focal Lenth Camera focal lenth Sensor Size Camera censor size Scene Res X Scene X resoliution Scene Res Y Scene Y resoliution Grid Resoliution Resoliution of the Ascii grid Grid offset Grid offset inside camera Contrast Min Min contrast of the mesh normals dot product Contrast Max Max contrast of the mesh normals dot product Light Direction Gradient direction Ascii Ascii characters that used for gradient values. Black/empty is space " " ************************************************************ Mesh Topology Face Strips ************************************************************ Creates ID values for each face strips using face corner indices order. .. image:: images/facestrip.JPG .. image:: images/facestrip3.JPG .. image:: images/facestrip6.JPG Order Selects which face edge to use as direction Guide Direction Uses direction vector to guide face strips .. image:: images/facestrip4.JPG .. image:: images/facestrip5.JPG .. image:: images/facestrip7.JPG Face Group ID Outputs unique id for each face strip Boundary Edge Outputs edges that creates face strips boundaries .. warning:: Its only works on quad faces, triangles or n-gons will give bad results ************************************************************ Mesh Unfold ************************************************************ Unfolds mesh into face strips .. image:: images/munfold.JPG |unfold| .. |unfold| raw:: html

Mesh unfold#geometrynodes #b3d pic.twitter.com/sZD9Ae7oGg

— higgsas (@higgsasxyz) August 27, 2024
Start Face Face selection that unfolding will begins. Can have multiple faces selected .. image:: images/munfold3.JPG .. image:: images/munfold4.JPG .. image:: images/munfold5.JPG **Angle/Flat** - **Angle:** Rotates faces by custom angle defided by Unfold Amount - **Flat:** Rotates faces by its edge angles making whole mesh flat .. image:: images/munfold2.JPG Unfold Amount Amount of how much face stris will rotate Unfold Factor How much unfolding happens with using a falloff mask Falloff Factor Adjusts falloff gradient Randomize Unfolding By default it will use edge angles to determine which faces to split into strips. Randomize Unfolding will mix edge angles with random values Seed Seed of Randomize Unfolding Normalize Mask Ignores unfold factor and falloff factor making mask 0 to 1 Mask Creates mask that goes from start face to end face trip .. image:: images/munfold6.JPG .. image:: images/munfold7.JPG Mask can also be used in shader editor to make curly parts transparent .. image:: images/munfold8.JPG .. image:: images/munfold9.JPG .. warning:: For dence mesh with many faces node can become slow, recomend to use Bake node for the animation ************************************************************ Shortest Points Path ************************************************************ Creates shortest points connected path from start points selection .. image:: images/shortppath.jpg .. image:: images/shortest_points_path.jpg .. image:: images/shortppath2.jpg Steps Each step points will be connected to closest points End Point Shortest Path end points selection ************************************************************ Solidify ************************************************************ Evenly solidifies mesh .. image:: images/solidify.jpeg Even Thickness Evenly solidifies mesh Thickness Thickness of solidify Offset Offset of solidify **All/TopSide/TopBottom** - **All:** Outputs all mesh faces - **TopSide:** Outputs Top and Side mesh faces - **TopBottom:** Outputs Top and Bottom mesh faces Individual Solidified individual faces Selection Selection of the faces that will be solified Top Selection of the top solified faces Side Selection of the side solified faces Bottom Selection of the bottom solified faces ************************************************************ Spheres Intersections ************************************************************ Instaces sphere meshes on points and deforms it to not intersect .. image:: images/spinter.PNG .. image:: images/spinter1.PNG .. image:: images/spinter2.PNG .. image:: images/rasp.JPG Sphere Mesh Mesh of spheres that will be deformed Radius Controls radius of sphere on points Relax Interations Relaxes mesh spheres .. warning:: Sphere Mesh must have radius of 1 .. warning:: If spheres radius are too big it will give bad results .. image:: images/spinter3.PNG ************************************************************ Spin ************************************************************ Extrudes and spins mesh around the axis .. image:: images/spin.PNG Angle Angle of the spin Steps Amount of steps Axis Push Push spin on the axis Axis Axis of the push Center Center of the spin Merge Merges mesh when spins is 360 Merge Distance Distance of the mesh UV Map Generates UV Map Keep Faces Keeps Faces of the mesh Shade Smooth Shades mesh smooth ************************************************************ Tessellate Align Orientation ************************************************************ Aligns components rotation to direction .. image:: images/tesali.png Direction Direction that compotent will be aligned Flip Offset Offsets component oreantation by 90 degree ************************************************************ Tessellate Mesh ************************************************************ Instances geometry (Component) on mesh faces and deforms to match face .. image:: images/tessellate_mesh.PNG .. image:: images/tessellate_mesh2.jpeg Component Geometry that is being deformed to match mesh faces **Constant/Reletive Scale** - **Constant Scale:** Uniformly scales component - **Reletive Scale:** Scales component reletive to face area Scale Scale factor Offset Offsets component location from mesh face normal Flip Rotates component 90 degrees - **0** = 0° - **1** = 90° - **2** = 180° - **3** = 270° Pick Component **ON:** Picks component from the instances list, similar how **Instance on Points/Pick Instace** node works .. image:: images/tessellate_mesh_pick.PNG Component Index When **Pick Component** is On, Selects which component to use from the instaces list, similar how **Instance on Points/Instance Index** node works Merge Merges geometry by distance Merge Distance Distance when geoemty gets merge .. warning:: For triangle and n-gon faces results can be undesirable .. image:: images/tessellate_mesh_warn.PNG ************************************************************ Tessellate Mesh Smooth ************************************************************ Instances geometry (Component) on mesh faces and deforms to match (Subdivision Surface) face .. image:: images/tessellate_mesh_smooth.PNG .. image:: images/tessellate_mesh_smooth2.PNG Component Geometry that is being deformed to match mesh faces Subdivisions Smoothly subdivides (Subdivision Surface) input mesh .. image:: images/tessellate_mesh_smooth_sub.PNG **Constant/Reletive Scale** - **Constant Scale:** Uniformly scales component - **Reletive Scale:** Scales component reletive to face area Scale Scale factor Offset Offsets component location from mesh face normal Flip Rotates component 90 degrees - **0** = 0° - **1** = 90° - **2** = 180° - **3** = 270° Pick Component **ON:** Picks component from the instances list, similar how **Instance on Points/Pick Instace** node works .. image:: images/tessellate_mesh_pick.PNG Component Index When **Pick Component** is On, Selects which component to use from the instaces list, similar how **Instance on Points/Instance Index** node works .. warning:: Tris and n-gon faces will be ignored ************************************************************ Triangle Mesh to Voronoi ************************************************************ Converts triangulated mesh to voronoi cells .. image:: images/triantovor.JPG .. image:: images/stsk.JPG Limit Obtuse Triangles Limits obtuse triangles (triangles in which one of the interior angles measures more than 90° degrees) to avoid mesh intersections .. image:: images/triantovor2.JPG .. image:: images/triantovor3.JPG .. image:: images/triantovor4.JPG **Clamp/Use Average** - **Clamp:** Clamps calculated circumcircle center if its lays outside of the triangle - **Use Average:** Uses triangle face center Keep Boundaries Keeps boundaries of the mesh ************************************************************ Voxel Remesh ************************************************************ Remeshes mesh to surface voxels without voxels inside volume .. image:: images/voxel_r1.PNG Voxel Size Size of a voxel Exterior Band Width The maximum distance of the included voxels to the surface on the outside of the mesh Interior Band Width The maximum distance of the included voxels to the surface on the inside of the mesh Fill Volume The entire enclosed volume or otherwise only the voxels close to the surface will get a density greater than zero. This setting is only used when the mesh object is Manifold. Transfer Attribute Transfer attribute from source mesh to a voxel .. image:: images/voxel_r3.PNG Face UV Map Creates uv map for each face .. image:: images/voxel_r2.PNG