// Adds a generic attribute that accepts a float, float2, float3
public static void addComplexFloatGenericAttribute(ref MObject attrObject, string longName, string shortName)
{
// Create the generic attribute and set the 3 accepts types
MFnGenericAttribute gAttr = new MFnGenericAttribute();
attrObject = gAttr.create(longName, shortName);
try
{
gAttr.addAccept(MFnNumericData.Type.kFloat);
gAttr.addAccept(MFnNumericData.Type.k2Float);
gAttr.addAccept(MFnNumericData.Type.k3Float);
}
catch (System.Exception)
{
MGlobal.displayError("error happens in addAccept");
}
gAttr.isWritable = false;
gAttr.isStorable = false;
// Add the attribute to the node
try
{
addAttribute(attrObject);
}
catch (System.Exception)
{
MGlobal.displayError("error happens in addAttribute");
}
}
// Adds a generic attribute that accepts a float, float2, float3
public static void addComplexFloatGenericAttribute(ref MObject attrObject, string longName, string shortName)
{
// Create the generic attribute and set the 3 accepts types
MFnGenericAttribute gAttr = new MFnGenericAttribute();
attrObject = gAttr.create( longName, shortName );
try
{
gAttr.addAccept(MFnNumericData.Type.kFloat);
gAttr.addAccept(MFnNumericData.Type.k2Float);
gAttr.addAccept(MFnNumericData.Type.k3Float);
}
catch (System.Exception)
{
MGlobal.displayError("error happens in addAccept");
}
gAttr.isWritable = false;
gAttr.isStorable = false;
// Add the attribute to the node
try
{
addAttribute(attrObject);
}
catch (System.Exception)
{
MGlobal.displayError("error happens in addAttribute");
}
}
public static void initialize()
{
MFnNumericAttribute nAttr = new MFnNumericAttribute();
MFnMatrixAttribute nMAttr = new MFnMatrixAttribute();
//MFnTypedAttribute nTAttr;
MFnGenericAttribute nGAttr = new MFnGenericAttribute();
// Input Attributes
//
aAngle = nAttr.create("angle", "ang", MFnNumericData.Type.kFloat);
nAttr.setDefault(30.0f);
nAttr.setMin(0.0f);
nAttr.setMax(100.0f);
nAttr.isKeyable = true;
nAttr.isStorable = true;
nAttr.isReadable = true;
nAttr.isWritable = true;
aColor1 = nAttr.createColor("walkableColor", "w");
nAttr.setDefault(0.0f, 1.0f, 0.0f);
nAttr.isKeyable = true;
nAttr.isStorable = true;
nAttr.isUsedAsColor = true;
nAttr.isReadable = true;
nAttr.isWritable = true;
aColor2 = nAttr.createColor("nonWalkableColor", "nw");
nAttr.setDefault(1.0f, 0.0f, 0.0f);
nAttr.isKeyable = true;
nAttr.isStorable = true;
nAttr.isUsedAsColor = true;
nAttr.isReadable = true;
nAttr.isWritable = true;
// Surface Normal supplied by the render sampler
aTriangleNormalCamera = nAttr.createPoint("triangleNormalCamera", "n");
nAttr.isStorable = false;
nAttr.isHidden = true;
nAttr.isReadable = true;
nAttr.isWritable = true;
//View matrix from the camera into world space
aMatrixEyeToWorld = nMAttr.create("matrixEyeToWorld", "mew",
MFnMatrixAttribute.Type.kFloat);
nAttr.isHidden = true;
nMAttr.isWritable = true;
// Output Attributes
aOutColor = nAttr.createColor("outColor", "oc");
nAttr.isStorable = false;
nAttr.isHidden = false;
nAttr.isReadable = true;
nAttr.isWritable = false;
//dummy plug for forcing evaluation
aDirtyShaderAttr = nGAttr.create("dirtyShaderPlug", "dsp");
nGAttr.isArray = true;
nGAttr.isHidden = false;
nGAttr.usesArrayDataBuilder = true;
nGAttr.isReadable = false;
nGAttr.isStorable = true;
nGAttr.indexMatters = false;
nGAttr.addAccept(MFnData.Type.kMesh);
//Add attribues
addAttribute(aAngle);
addAttribute(aColor1);
addAttribute(aColor2);
addAttribute(aTriangleNormalCamera);
addAttribute(aOutColor);
addAttribute(aMatrixEyeToWorld);
addAttribute(aDirtyShaderAttr);
attributeAffects(aAngle, aOutColor);
attributeAffects(aColor1, aOutColor);
attributeAffects(aColor2, aOutColor);
attributeAffects(aTriangleNormalCamera, aOutColor);
attributeAffects(aDirtyShaderAttr, aOutColor);
}
public static void initialize()
//
// Description:
// Initializes the attributes for this node.
//
{
MFnNumericAttribute nAttr = new MFnNumericAttribute();
MFnMatrixAttribute nMAttr = new MFnMatrixAttribute();
//MFnTypedAttribute nTAttr;
MFnGenericAttribute nGAttr = new MFnGenericAttribute();
// Input Attributes
//
aAngle = nAttr.create("angle", "ang", MFnNumericData.Type.kFloat);
nAttr.setDefault(30.0f);
nAttr.setMin(0.0f);
nAttr.setMax(100.0f);
nAttr.isKeyable = true;
nAttr.isStorable = true;
nAttr.isReadable = true;
nAttr.isWritable = true;
aColor1 = nAttr.createColor("walkableColor", "w");
nAttr.setDefault(0.0f, 1.0f, 0.0f);
nAttr.isKeyable = true;
nAttr.isStorable = true;
nAttr.isUsedAsColor = true;
nAttr.isReadable = true;
nAttr.isWritable = true;
aColor2 = nAttr.createColor("nonWalkableColor", "nw");
nAttr.setDefault(1.0f, 0.0f, 0.0f);
nAttr.isKeyable = true;
nAttr.isStorable = true;
nAttr.isUsedAsColor = true;
nAttr.isReadable = true;
nAttr.isWritable = true;
// Surface Normal supplied by the render sampler
aTriangleNormalCamera = nAttr.createPoint("triangleNormalCamera", "n");
nAttr.isStorable = false;
nAttr.isHidden = true;
nAttr.isReadable = true;
nAttr.isWritable = true;
//View matrix from the camera into world space
aMatrixEyeToWorld = nMAttr.create("matrixEyeToWorld", "mew",
MFnMatrixAttribute.Type.kFloat);
nAttr.isHidden = true;
nMAttr.isWritable = true;
// Output Attributes
aOutColor = nAttr.createColor("outColor", "oc");
nAttr.isStorable = false;
nAttr.isHidden = false;
nAttr.isReadable = true;
nAttr.isWritable = false;
//dummy plug for forcing evaluation
aDirtyShaderAttr = nGAttr.create("dirtyShaderPlug", "dsp");
nGAttr.isArray = true;
nGAttr.isHidden = false;
nGAttr.usesArrayDataBuilder = true;
nGAttr.isReadable = false;
nGAttr.isStorable = true;
nGAttr.indexMatters = false;
nGAttr.addAccept(MFnData.Type.kMesh);
//Add attribues
addAttribute(aAngle);
addAttribute(aColor1);
addAttribute(aColor2);
addAttribute(aTriangleNormalCamera);
addAttribute(aOutColor);
addAttribute(aMatrixEyeToWorld);
addAttribute(aDirtyShaderAttr);
attributeAffects(aAngle, aOutColor);
attributeAffects(aColor1, aOutColor);
attributeAffects(aColor2, aOutColor);
attributeAffects(aTriangleNormalCamera, aOutColor);
attributeAffects(aDirtyShaderAttr, aOutColor);
}
