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Added proper unit conversion for egg2maya

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This commit is contained in:
Gyedo Jeon 2009-03-13 22:01:53 +00:00
parent beeeedbb5e
commit b52227d615
4 changed files with 62 additions and 0 deletions
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11
pandatool/src/eggbase/eggToSomething.cxx
View File

@ -118,6 +118,16 @@ add_units_options() {
//////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////
void EggToSomething:: void EggToSomething::
apply_units_scale(EggData *data) { apply_units_scale(EggData *data) {
// [gjeon] since maya's internal unit is fixed to cm
// and when we can't change UI unit without affecting data
// we need to convert data to cm for now
// this will be set later to proper output unit user provided
// by using MayaApi::set_units() in eggToMaya.cxx
DistanceUnit output_units = _output_units;
if (_format_name == "Maya")
_output_units = DU_centimeters;
if (_output_units != DU_invalid && _input_units != DU_invalid && if (_output_units != DU_invalid && _input_units != DU_invalid &&
_input_units != _output_units) { _input_units != _output_units) {
nout << "Converting from " << format_long_unit(_input_units) nout << "Converting from " << format_long_unit(_input_units)
@ -125,6 +135,7 @@ apply_units_scale(EggData *data) {
double scale = convert_units(_input_units, _output_units); double scale = convert_units(_input_units, _output_units);
data->transform(LMatrix4d::scale_mat(scale)); data->transform(LMatrix4d::scale_mat(scale));
} }
_output_units = output_units;
} }
//////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////

38
pandatool/src/maya/mayaApi.cxx
View File

@ -379,6 +379,44 @@ get_units() {
} }
} }
////////////////////////////////////////////////////////////////////
// Function: MayaApi::set_units
// Access: Public
// Description: Set Maya's UI units.
////////////////////////////////////////////////////////////////////
void MayaApi::
set_units(DistanceUnit unit) {
switch (unit) {
case DU_inches:
MDistance::setUIUnit(MDistance::kInches);
break;
case DU_feet:
MDistance::setUIUnit(MDistance::kFeet);
break;
case DU_yards:
MDistance::setUIUnit(MDistance::kYards);
break;
case DU_statute_miles:
MDistance::setUIUnit(MDistance::kMiles);
break;
case DU_millimeters:
MDistance::setUIUnit(MDistance::kMillimeters);
break;
case DU_centimeters:
MDistance::setUIUnit(MDistance::kCentimeters);
break;
case DU_kilometers:
MDistance::setUIUnit(MDistance::kKilometers);
break;
case DU_meters:
MDistance::setUIUnit(MDistance::kMeters);
break;
default:
;
}
}
//////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////
// Function: MayaApi::get_coordinate_system // Function: MayaApi::get_coordinate_system
// Access: Public // Access: Public

1
pandatool/src/maya/mayaApi.h
View File

@ -47,6 +47,7 @@ public:
bool clear(); bool clear();
DistanceUnit get_units(); DistanceUnit get_units();
void set_units(DistanceUnit unit);
CoordinateSystem get_coordinate_system(); CoordinateSystem get_coordinate_system();
private: private:

12
pandatool/src/mayaprogs/eggToMaya.cxx
View File

@ -95,6 +95,18 @@ run() {
exit(1); exit(1);
} }
// [gjeon] since maya's internal unit is fixed to cm
// and when we can't change UI unit without affecting data
// all distance data is converted to cm
// we need to convert them back to proper output unit user provided here
// along with UI unit
maya->set_units(_output_units);
if (_output_units != DU_centimeters && _output_units != DU_invalid) {
nout << "Converting from centimeters"
<< " to " << format_long_unit(_output_units) << "\n";
}
// Now convert the data. // Now convert the data.
if (!MayaLoadEggData(_data, true, _convert_model, _convert_anim, _respect_normals)) { if (!MayaLoadEggData(_data, true, _convert_model, _convert_anim, _respect_normals)) {
nout << "Unable to convert egg file.\n"; nout << "Unable to convert egg file.\n";