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egg object types in maya2egg

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This commit is contained in:
David Rose 2003-01-27 22:57:03 +00:00
parent 465c6aecff
commit b63e567d49
4 changed files with 64 additions and 7 deletions
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48
pandatool/src/maya/maya_funcs.cxx
View File

@ -29,6 +29,7 @@
#include <maya/MPlug.h>
#include <maya/MFnAttribute.h>
#include <maya/MFnTypedAttribute.h>
#include <maya/MFnEnumAttribute.h>
#include "post_maya_include.h"
////////////////////////////////////////////////////////////////////
@ -47,7 +48,7 @@ get_maya_plug(MObject &node, const string &attribute_name, MPlug &plug) {
MObject attr = node_fn.attribute(attribute_name.c_str(), &status);
if (!status) {
maya_cat.error()
maya_cat.debug()
<< "Object " << node_fn.name() << " does not support attribute "
<< attribute_name << "\n";
return false;
@ -177,6 +178,49 @@ get_vec2d_attribute(MObject &node, const string &attribute_name,
return true;
}
////////////////////////////////////////////////////////////////////
// Function: get_enum_attribute
// Description: Extracts the enum attribute from the MObject as a
// string value.
////////////////////////////////////////////////////////////////////
bool
get_enum_attribute(MObject &node, const string &attribute_name,
string &value) {
MStatus status;
MPlug plug;
if (!get_maya_plug(node, attribute_name.c_str(), plug)) {
return false;
}
MFnEnumAttribute enum_attrib(plug.attribute(), &status);
if (!status) {
maya_cat.error()
<< "Not an enum attribute: " << attribute_name << "\n";
return false;
}
short index;
status = plug.getValue(index);
if (!status) {
maya_cat.error()
<< "Could not get numeric value of " << attribute_name << "\n";
status.perror("MPlug::getValue(short)");
return false;
}
MString name = enum_attrib.fieldName(index, &status);
if (!status) {
maya_cat.error()
<< "Invalid value for " << attribute_name << ": " << index << "\n";
status.perror("MFnEnumAttribute::fieldName()");
return false;
}
value = name.asChar();
return true;
}
////////////////////////////////////////////////////////////////////
// Function: get_string_attribute
// Description: Extracts the named string attribute from the
@ -376,7 +420,7 @@ list_maya_attributes(MObject &node) {
MPlugArray connections;
status = node_fn.getConnections(connections);
if (!status) {
status.perror("MFnDependencyNode::getConnections\n");
status.perror("MFnDependencyNode::getConnections");
return;
}

4
pandatool/src/maya/maya_funcs.h
View File

@ -64,6 +64,10 @@ bool
get_vec2d_attribute(MObject &node, const string &attribute_name,
LVecBase2d &value);
bool
get_enum_attribute(MObject &node, const string &attribute_name,
string &value);
bool
get_string_attribute(MObject &node, const string &attribute_name,
string &value);

16
pandatool/src/mayaegg/mayaToEggConverter.cxx
View File

@ -1415,16 +1415,17 @@ get_vertex_weights(const MDagPath &dag_path, const MFnMesh &mesh,
////////////////////////////////////////////////////////////////////
EggGroup *MayaToEggConverter::
get_egg_group(const MDagPath &dag_path, EggGroupNode *egg_root) {
return get_egg_group(dag_path.fullPathName().asChar(), egg_root);
return r_get_egg_group(dag_path.fullPathName().asChar(), dag_path, egg_root);
}
////////////////////////////////////////////////////////////////////
// Function: MayaToEggConverter::get_egg_group
// Function: MayaToEggConverter::r_get_egg_group
// Access: Private
// Description: The recursive implementation of get_egg_group().
////////////////////////////////////////////////////////////////////
EggGroup *MayaToEggConverter::
get_egg_group(const string &name, EggGroupNode *egg_root) {
r_get_egg_group(const string &name, const MDagPath &dag_path,
EggGroupNode *egg_root) {
// If we have already encountered this pathname, return the
// corresponding EggGroup immediately.
Groups::const_iterator gi = _groups.find(name);
@ -1453,7 +1454,8 @@ get_egg_group(const string &name, EggGroupNode *egg_root) {
local_name = name;
}
EggGroup *parent_egg_group = get_egg_group(parent_name, egg_root);
EggGroup *parent_egg_group =
r_get_egg_group(parent_name, dag_path, egg_root);
egg_group = new EggGroup(local_name);
if (parent_egg_group != (EggGroup *)NULL) {
@ -1461,6 +1463,12 @@ get_egg_group(const string &name, EggGroupNode *egg_root) {
} else {
egg_root->add_child(egg_group);
}
// Check for an object type setting, from Oliver's plug-in.
string object_type;
if (get_enum_attribute(dag_path.node(), "eggObjectTypes", object_type)) {
egg_group->add_object_type(object_type);
}
}
_groups.insert(Groups::value_type(name, egg_group));

3
pandatool/src/mayaegg/mayaToEggConverter.h
View File

@ -113,7 +113,8 @@ private:
};
EggGroup *get_egg_group(const MDagPath &dag_path, EggGroupNode *egg_root);
EggGroup *get_egg_group(const string &name, EggGroupNode *egg_root);
EggGroup *r_get_egg_group(const string &name, const MDagPath &dag_path,
EggGroupNode *egg_root);
JointAnim *get_egg_table(const MDagPath &dag_path, EggGroupNode *egg_root);
JointAnim *get_egg_table(const string &name, EggGroupNode *egg_root);
void set_shader_attributes(EggPrimitive &primitive,