csprance
/ CreateMergeNodeFromSelectedNode.py
Created
March 4, 2020 16:24
Given a selected node create a merge node that references that node under the mouse curor.
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| (node,) = hou.selectedNodes() | |
| node.setColor(hou.Color(.302, .525, .114)) | |
| parent = node.parent() | |
| merge = parent.createNode('object_merge', '%s_MERGE' % node.name().upper()) | |
| merge.setPosition(hou.ui.paneTabOfType(hou.paneTabType.NetworkEditor).cursorPosition()) | |
| merge.parm('objpath1').set(merge.relativePathTo(node)) | |
| merge.setColor(hou.Color(.475,.812,.204)) |
csprance
/ bezier_from_control_points.py
Last active
March 26, 2020 03:27
Given a set of control points create a bezier curve with n amount of points
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| def binomial(i, n): | |
| """Binomial coefficient""" | |
| return math.factorial(n) / float( | |
| math.factorial(i) * math.factorial(n - i)) | |
| def bernstein(t, i, n): | |
| """Bernstein polynom""" | |
| return binomial(i, n) * (t ** i) * ((1 - t) ** (n - i)) |
csprance
/ barycentric_coordinates.c
Created
February 9, 2021 01:53
How to calculate barycentric coordinates in houdini using vex given 3 points making up a triangle and a point p we want to get the coordinates for
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| // This is the point we want to find barycentric coordinates of | |
| vector p = point(0, "P", 3); | |
| // These are the vertices of the main triangle we want to find coordinates for | |
| vector v1 = point(0, "P", 0), | |
| v2 = point(0, "P", 1), | |
| v3 = point(0, "P", 2); | |
| // Edge Vectors of the main triangle | |
| vector e1 = v3 - v2, |
csprance
/ select_by_weight.py
Created
October 24, 2021 04:49
A modo script to select verts whose selected weight maps fall within a given range. To use Select a mesh and then select a weight map. Then specify a min and a max value for the range
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| import lx | |
| import lxu | |
| import modo | |
| import sys | |
| def get_selected_weight_maps(): | |
| """ | |
| Get the selected weight maps from the scene | |
| :return: List of selected weight maps |
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