Created
March 6, 2020 18:10
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| from random import shuffle | |
| from random import randrange | |
| import random | |
| import math | |
| from math import cos | |
| from math import sin | |
| node = hou.pwd() | |
| geo = node.geometry() | |
| p=hou.parm('../python1/folder0'); | |
| mc = hou.parmTuple('../python1/mainColor').eval() | |
| colorSeed = hou.parm('../python1/seed').eval() | |
| button = hou.parm('../python1/newparameter').eval() | |
| interpolationIndex = hou.parm('../python1/newparameter3').eval() | |
| colValSeed = hou.parm('../python1/newparameter8').eval() | |
| colValMin = hou.parm('../python1/newparameter4').eval() | |
| colValMax = hou.parm('../python1/newparameter5').eval() | |
| satValMin = hou.parm('../python1/newparameter6').eval() | |
| satValMax = hou.parm('../python1/newparameter7').eval() | |
| customAngle = hou.parm('../python1/newparameter10').eval() | |
| randAngleOffset = hou.parm('../python1/newparameter11').eval() | |
| isRandomHue = hou.parm('../python1/newparameter12').eval() | |
| isRandomColorOrder = hou.parm('../python1/newparameter13').eval() | |
| interpolations = [hou.rampBasis.Constant, hou.rampBasis.BSpline,hou.rampBasis.CatmullRom ,hou.rampBasis.MonotoneCubic , hou.rampBasis.Bezier , hou.rampBasis.BSpline , hou.rampBasis.Hermite] | |
| glob = 1 | |
| def appendColor(colorCounter): | |
| # set angle | |
| angle = 0.0 | |
| if button == 0: | |
| angle = math.radians(60) | |
| if button == 1: | |
| angle = math.radians(120) | |
| if button == 2: | |
| angle = math.radians(customAngle) | |
| triad = angle *colorCounter + angleOffset | |
| colorSat = random.uniform(colValMin, colValMax) | |
| colorVal = random.uniform(satValMin, satValMax) | |
| color.setHSV((math.degrees(triad), colorVal, colorSat)) | |
| newCol = color.rgb() | |
| # Setup Color Point | |
| colorPoint = {} | |
| colorPoint['hue'] = triad | |
| colorPoint['color'] = newCol | |
| colorPoints.append(colorPoint) | |
| # Set Color Seed | |
| random.seed(colorSeed) | |
| angleOffset = math.radians(randAngleOffset) | |
| if(isRandomHue==1): | |
| angleOffset = random.uniform(0.1, math.radians(360)) | |
| # Setup Color Points for creating visualization | |
| colorPoints = [] | |
| colorCounter = 0; | |
| # Collect Colors | |
| for v in list(p.multiParmInstances()): | |
| c = hou.node(v.eval()) | |
| if(c == None): | |
| continue | |
| parmRamp = c.parm("ramp") | |
| parmColorType = c.parm("colortype") | |
| colorType = parmColorType.eval() | |
| ramp = parmRamp.eval(); | |
| values = list(ramp.values()) | |
| color = hou.Color() | |
| # Color Ramp | |
| if(colorType == 3): | |
| for v in values: | |
| appendColor(colorCounter) | |
| colorCounter+=1 | |
| # Color | |
| else: | |
| appendColor(colorCounter) | |
| colorCounter+=1 | |
| # Shuffle color | |
| colorPointsTemp = colorPoints[:] | |
| randColorPoints = colorPointsTemp[:] # copy array | |
| if(isRandomColorOrder): | |
| for i in range(0, len(randColorPoints)): | |
| index = int(random.random()*(len(colorPointsTemp))) | |
| randColorPoints[i] = colorPointsTemp[index] | |
| del colorPointsTemp[index] | |
| # Set Colors | |
| colorCounter = 0 | |
| for v in list(p.multiParmInstances()): | |
| c = hou.node(v.eval()) | |
| if(c == None): | |
| continue | |
| parmRamp = c.parm("ramp") | |
| parmColor = c.parmTuple("color") | |
| parmColorType = c.parm("colortype") | |
| colorType = parmColorType.eval() | |
| ramp = parmRamp.eval(); | |
| values = list(ramp.values()) | |
| keys = list(ramp.keys()) | |
| # Set Color Wheel Values | |
| newValues = [] | |
| # Color Ramp | |
| if(colorType == 3): | |
| for v in values: | |
| color = randColorPoints[colorCounter]['color'] | |
| newValues.append(color) | |
| colorCounter+=1 | |
| # interpolation in gradient | |
| newBasis = [] | |
| for i in ramp.basis(): | |
| newBasis.append(interpolations[interpolationIndex]) | |
| # Set values | |
| ramp = hou.Ramp(newBasis, keys, newValues) | |
| parmRamp.set(ramp) | |
| # Color | |
| else: | |
| color = randColorPoints[colorCounter]['color'] | |
| colorCounter+=1 | |
| parmColor.set(color) | |
| # Create points | |
| poly = geo.createPolygon() | |
| j = 0 | |
| colorAttrib = geo.addAttrib(hou.attribType.Point, "Cd", [.0, .0, .0]) | |
| k = 0 | |
| for i in randColorPoints: | |
| x = cos(i['hue']) | |
| y = sin(i['hue']) | |
| p = geo.createPoint() | |
| p.setPosition(hou.Vector3(x, j, y)) | |
| p.setAttribValue(colorAttrib, i['color']) | |
| k+=1 | |
| j+=0.1 | |
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