def makeTreeShaders(num):
'''
Creates a number of shaders suitable for trees.
num: The number of different green coloured shaders that will be created.
On exit: Creates a shader for the tree trunk, and returns a list with the
specified number of shaders with different green colours.
'''
trunkShader = tools.makeShader((0.124,0.043,0.000), "trunkMaterial")
cmds.setAttr("trunkMaterial.reflectivity", 0)
cmds.setAttr("trunkMaterial.specularColor", 0, 0, 0)
l =[]
for i in range(num):
hue = random.randint(75, 120)
saturation = random.uniform(0.6, 1)
value = random.uniform(0.15, 0.6)
RGB = tools.convertToRgb((hue, saturation, value))
treeShader = tools.makeShader((RGB[0], RGB[1], RGB[2]), "treeMaterial")
cmds.setAttr(treeShader[0] + ".reflectivity", 0)
cmds.setAttr(treeShader[0] + ".specularColor", 0, 0, 0)
l.append(treeShader)
return l
def makeHouseShaders(num, colourRange):
'''
Creates a number of shaders for houses.
num: The number of shaders that will be created.
colourRange: A tuple containing two triples with hsv colour values. These
colour values gives the range for the hue, saturation and value
the shaders will have.
On exit: The specified number of shaders have been created and added to a list.
All the shaders have colours within the given colour range. The list
is returned.
'''
shaderList = []
for i in range(num):
hue = tools.getRandomValue((colourRange[0][0]/360.0,colourRange[1][0]/360.0))
saturation = tools.getRandomValue((colourRange[0][1],colourRange[1][1]))
value = tools.getRandomValue((colourRange[0][2],colourRange[1][2]))
RGB = tools.convertToRgb((hue*360, saturation, value))
shader = tools.makeShader((RGB[0], RGB[1], RGB[2]))
cmds.setAttr(shader[0] + ".reflectivity", 0.000)
cmds.setAttr(shader[0] + ".specularColor", 0.120, 0.120, 0.120)
shaderList.append(shader)
return shaderList