python/api1/py1SolidMaterialInfo.py

#-
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#+

#
# Creation Date:   4 October 2006
#
# Example Plugin: materialInfoCmd.py
#
# Demonstrates use of the MPxMaterialInformation class
# assignViewportFactories -mf "solidMaterialInfo" -tf "solidTextureInfo" -nt "dgs_material"
#

import math, sys

import maya.OpenMaya as OpenMaya
import maya.OpenMayaMPx as OpenMayaMPx

kMaterialName = "solidMaterialInfo"
kTextureName = "solidTextureInfo"

class SolidMaterialInfo(OpenMayaMPx.MPxMaterialInformation):
    def __init__(self, node):
        OpenMayaMPx.MPxMaterialInformation.__init__(self, node)


    def materialInfoIsDirty(self, plug):
        return True


    def connectAsTexture(self, plug):
        return False


    def textureDisconnected(self, plug):
        return False


    def computeMaterial(self, data):
        data.diffuse = OpenMaya.MColor(1.0, 0.0, 0.0)
        return True


class SolidTextureInfo(OpenMayaMPx.MPxBakeEngine):
    def __init__(self):
        print("text __init__")
        OpenMayaMPx.MPxBakeEngine.__init__(self)


    def bake(self, objectPath, cameraPath, samplePlug, bakeResult):
        print("bake()")
        pass

################################################################


def matCreator(node):
    print("matCreator()\n")
    return OpenMayaMPx.asMPxPtr(SolidMaterialInfo(node))


def textCreator():
    print("textCreator()\n")
    return OpenMayaMPx.asMPxPtr(SolidTextureInfo())


def initializePlugin(mobject):
    print("initializePlugin()\n")
    mplugin = OpenMayaMPx.MFnPlugin(mobject, "Autodesk", "1.0", "Any")
    try:
        mplugin.registerMaterialInfo(kMaterialName, matCreator)
    except:
        sys.stderr.write( "Failed to register material info: %s\n" % kMaterialName)
        raise

    try:
        mplugin.registerBakeEngine(kTextureName, textCreator)
    except:
        sys.stderr.write( "Failed to register material info: %s\n" % kTextureName)
        raise


def uninitializePlugin(mobject):
    print("uninitializePlugin()\n")
    mplugin = OpenMayaMPx.MFnPlugin(mobject)
    try:
        mplugin.unregisterMaterialInfo(kMaterialName)
    except:
        sys.stderr.write("Failed to unregister material info: %s\n" % kMaterialName)
        raise

    try:
        mplugin.unregisterBakeEngine(kTextureName)
    except:
        sys.stderr.write("Failed to unregister material info: %s\n" % kTextureName)
        raise