blindDataShader/blindDataMesh.h

//-
// ==========================================================================
// Copyright 2018 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk
// license agreement provided at the time of installation or download,
// or which otherwise accompanies this software in either electronic
// or hard copy form.
// ==========================================================================
//+


#include <maya/MPxNode.h>
#include <maya/MObject.h>

class blindDataMesh : public MPxNode
{
public:
    // Standard Node functions
    //
    MStatus compute(const MPlug& plug, MDataBlock& data) override;
    static void* creator();
    static MStatus initialize();

    // OutputMesh Plug. It will contain the mesh plane with blind data.
    // This is the object that will be shaded by the blindDataShader.
    //
    static MObject outputMesh;

    // Random number Generator seed
    //
    static MObject seed;

    // Node type ID. This is a unique identifier used to recognize
    // the node class.
    //
    static MTypeId id;

protected:
    // This function creates a plane on the X-Z plane with random 
    // height values.
    //
    MObject createMesh( long seed, MObject& outData, MStatus& stat );

    // This function adds the global blind data node for the color
    // blind data. It returns the blind data ID.
    //
    MStatus setMeshBlindData( MObject& mesh );
};