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126 lines
3.9 KiB
C++
126 lines
3.9 KiB
C++
// Filename: lvector2_src.cxx
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// Created by: drose (08Mar00)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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TypeHandle FLOATNAME(LVector2)::_type_handle;
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#ifdef HAVE_PYTHON
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#include "py_panda.h"
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#ifndef CPPPARSER
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IMPORT_THIS struct Dtool_PyTypedObject FLOATNAME(Dtool_LVector2);
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#endif
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#endif // HAVE_PYTHON
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#ifdef HAVE_PYTHON
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////////////////////////////////////////////////////////////////////
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// Function: LVector2::__getattr__
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// Access: Published
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// Description: This is used to implement swizzle masks.
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////////////////////////////////////////////////////////////////////
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PyObject *FLOATNAME(LVector2)::
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__getattr__(const string &attr_name) const {
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#ifndef NDEBUG
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// Validate the attribute name.
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for (string::const_iterator it = attr_name.begin(); it < attr_name.end(); it++) {
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if (*it != 'x' && *it != 'y') {
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return NULL;
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}
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}
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#endif
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if (attr_name.size() == 1) {
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return PyFloat_FromDouble(_v.data[attr_name[0] - 'x']);
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} else if (attr_name.size() == 2) {
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FLOATNAME(LVector2) *vec = new FLOATNAME(LVector2);
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vec->_v.v._0 = _v.data[attr_name[0] - 'x'];
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vec->_v.v._1 = _v.data[attr_name[1] - 'x'];
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return DTool_CreatePyInstance((void *)vec, FLOATNAME(Dtool_LVector2), true, false);
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}
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return NULL;
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}
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////////////////////////////////////////////////////////////////////
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// Function: LVector2::__setattr__
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// Access: Published
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// Description: This is used to implement write masks.
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////////////////////////////////////////////////////////////////////
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int FLOATNAME(LVector2)::
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__setattr__(PyObject *self, const string &attr_name, FLOATTYPE val) {
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#ifndef NDEBUG
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// Loop through the components in the attribute name,
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// and assign the floating-point value to every one of them.
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for (string::const_iterator it = attr_name.begin(); it < attr_name.end(); it++) {
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if ((*it) != 'x' && (*it) != 'y') {
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PyTypeObject *tp = Py_TYPE(self);
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PyErr_Format(PyExc_AttributeError,
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"'%.100s' object has no attribute '%.200s'",
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tp->tp_name, attr_name.c_str());
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return -1;
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}
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_v.data[(*it) - 'x'] = val;
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}
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#endif
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return 0;
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}
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////////////////////////////////////////////////////////////////////
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// Function: LVector2::__setattr__
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// Access: Published
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// Description: This is used to implement write masks.
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////////////////////////////////////////////////////////////////////
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int FLOATNAME(LVector2)::
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__setattr__(PyObject *self, const string &attr_name, FLOATNAME(LVecBase2) val) {
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#ifndef NDEBUG
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// Validate the attribute name.
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if (attr_name == "x" || attr_name == "y") {
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PyErr_SetString(PyExc_ValueError, "a float is required");
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return -1;
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}
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if (attr_name != "xy" && attr_name != "yx") {
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PyTypeObject *tp = Py_TYPE(self);
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PyErr_Format(PyExc_AttributeError,
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"'%.100s' object has no attribute '%.200s'",
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tp->tp_name, attr_name.c_str());
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return -1;
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}
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#endif
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_v.data[attr_name[0] - 'x'] = val._v.v._0;
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_v.data[attr_name[1] - 'x'] = val._v.v._1;
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return 0;
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}
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#endif // HAVE_PYTHON
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////////////////////////////////////////////////////////////////////
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// Function: LVector2::init_type
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// Access: Public, Static
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// Description:
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////////////////////////////////////////////////////////////////////
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void FLOATNAME(LVector2)::
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init_type() {
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if (_type_handle == TypeHandle::none()) {
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FLOATNAME(LVecBase2)::init_type();
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string name = "LVector2";
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name += FLOATTOKEN;
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register_type(_type_handle, name,
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FLOATNAME(LVecBase2)::get_class_type());
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}
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}
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