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fixed the bug on plug array value retieveing

This commit is contained in:
Asad M. Zaman 2005-11-18 02:40:30 +00:00
parent 11ab0fe9be
commit 33dfddf706
1 changed files with 37 additions and 15 deletions
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52
pandatool/src/maya/mayaShaderColorDef.cxx
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@ -314,25 +314,49 @@ read_surface_color(MayaShader *shader, MObject color, bool trans) {
maya_cat.debug() << "Found layered texture" << endl;
MFnDependencyNode layered_fn(color);
MPlugArray color_pa;
layered_fn.getConnections(color_pa);
int blendValue;
MStatus status;
MPlug inputsPlug = layered_fn.findPlug("inputs", &status);
MPlug blendModePlug = layered_fn.findPlug("blendMode", &status);
size_t numElements = inputsPlug.evaluateNumElements(&status);
maya_cat.spam() << "*** Start doIt... ***" << endl;
maya_cat.spam() << "inputsPlug Name: " << inputsPlug.name() << endl;
// Asad:following block fills the plug array values: needed to get all the connections
int blendValue;
for (size_t i=0; i<inputsPlug.numElements(); ++i) {
status = blendModePlug.selectAncestorLogicalIndex(i,inputsPlug);
blendModePlug.getValue(blendValue); // this call fills the plug connection
//maya_cat.spam() << "inputsPlug numElem: " << inputsPlug.numElements() << endl;
maya_cat.spam() << "plug_array numElem: " << color_pa.length() << endl;
int logicalIdx = -1;
// go through the plug array to find the first logical index of blend mode
for (size_t i=0; i<color_pa.length(); ++i) {
MPlug elementPlug = color_pa[i];
int li = elementPlug.logicalIndex();
maya_cat.spam() << "li: " << li << endl;
if (li > -1) {
if (li > 20) {
maya_cat.error()
<< "unusual blendmode :" << li << " for :" << layered_fn.name() << endl;
exit(1);
}
logicalIdx = li;
break;
}
}
// It seems our Maya, has the array of plugs in the reverse
// order. That is why I haev to query the ancestor index to the
// 2nd to last idx
status = blendModePlug.selectAncestorLogicalIndex(inputsPlug.numElements()-2,inputsPlug);
maya_cat.spam() << "blendModePlug Name: " << blendModePlug.name() << endl;
if (logicalIdx < 0) {
maya_cat.error()
<< "Could not retrieve blendMode from: " << layered_fn.name() << endl;
exit(1);
}
// Now that I have the logical index, select the ancestorLogicalIndex
// on the blendModePlug to get the blendMode
status = blendModePlug.selectAncestorLogicalIndex(logicalIdx,inputsPlug);
blendModePlug.getValue(blendValue);
maya_cat.spam() << "blendModePlug's value is " << blendValue << endl;
maya_cat.spam()
<< blendModePlug.name() << ": has value " << blendValue << endl;
MFnEnumAttribute blendModeEnum(blendModePlug);
MString blendName = blendModeEnum.fieldName(blendValue, &status);
switch (blendValue) {
@ -349,11 +373,9 @@ read_surface_color(MayaShader *shader, MObject color, bool trans) {
shader->_blend_type = MayaShader::BT_modulate;
}
maya_cat.spam() << "blendModePlug's field name is " << blendName << endl;
maya_cat.info() << "blendMode used " << blendName << endl;
maya_cat.spam() << "*** END doIt... ***" << endl;
MPlugArray color_pa;
layered_fn.getConnections(color_pa);
maya_cat.debug() << "number of connections: " << color_pa.length() << endl;
bool first = true;
for (size_t i=0; i<color_pa.length(); ++i) {