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-rw-r--r--libdimension-python/Vector.c380
1 files changed, 0 insertions, 380 deletions
diff --git a/libdimension-python/Vector.c b/libdimension-python/Vector.c
deleted file mode 100644
index 67f3397..0000000
--- a/libdimension-python/Vector.c
+++ /dev/null
@@ -1,380 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2011 Tavian Barnes <tavianator@tavianator.com> *
- * *
- * This file is part of The Dimension Python Module. *
- * *
- * The Dimension Python Module is free software; you can redistribute it *
- * and/ or modify it under the terms of the GNU Lesser General Public *
- * License as published by the Free Software Foundation; either version *
- * 3 of the License, or (at your option) any later version. *
- * *
- * The Dimension Python Module is distributed in the hope that it will *
- * be useful, but WITHOUT ANY WARRANTY; without even the implied *
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See *
- * the GNU Lesser General Public License for more details. *
- * *
- * You should have received a copy of the GNU Lesser General Public *
- * License along with this program. If not, see *
- * <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#include "dimension-python.h"
-
-int
-dmnsn_py_VectorParse(PyObject *object, void *ptr)
-{
- dmnsn_vector *res = ptr;
- if (PyObject_TypeCheck(object, &dmnsn_py_VectorType)) {
- dmnsn_py_Vector *vec = (dmnsn_py_Vector *)object;
- *res = vec->v;
- return 1;
- } else {
- PyErr_Clear();
- if (PyArg_ParseTuple(object, "ddd", &res->x, &res->y, &res->z)) {
- return 1;
- } else {
- PyErr_SetString(PyExc_TypeError, "expected a dimension.Vector");
- return 0;
- }
- }
-}
-
-static int
-dmnsn_py_Vector_init(dmnsn_py_Vector *self, PyObject *args, PyObject *kwds)
-{
- static char *kwlist[] = { "x", "y", "z", NULL };
-
- if (!PyArg_ParseTupleAndKeywords(args, kwds, "ddd", kwlist,
- &self->v.x, &self->v.y, &self->v.z))
- return -1;
-
- return 0;
-}
-
-static PyObject *
-dmnsn_py_Vector_repr(dmnsn_py_Vector *self)
-{
- PyObject *x = PyFloat_FromDouble(self->v.x);
- PyObject *y = PyFloat_FromDouble(self->v.y);
- PyObject *z = PyFloat_FromDouble(self->v.z);
-
- if (!x || !y || !x) {
- Py_XDECREF(z);
- Py_XDECREF(y);
- Py_XDECREF(x);
- return NULL;
- }
-
- PyObject *repr = PyUnicode_FromFormat("dimension.Vector(%R, %R, %R)",
- x, y, z);
- Py_DECREF(z);
- Py_DECREF(y);
- Py_DECREF(x);
- return repr;
-}
-
-static PyObject *
-dmnsn_py_Vector_str(dmnsn_py_Vector *self)
-{
- PyObject *x = PyFloat_FromDouble(self->v.x);
- PyObject *y = PyFloat_FromDouble(self->v.y);
- PyObject *z = PyFloat_FromDouble(self->v.z);
-
- if (!x || !y || !x) {
- Py_XDECREF(z);
- Py_XDECREF(y);
- Py_XDECREF(x);
- return NULL;
- }
-
- PyObject *str = PyUnicode_FromFormat("<%S, %S, %S>", x, y, z);
- Py_DECREF(z);
- Py_DECREF(y);
- Py_DECREF(x);
- return str;
-}
-
-static PyObject *
-dmnsn_py_Vector_richcompare(PyObject *lhs, PyObject *rhs, int op)
-{
- if (!PyObject_TypeCheck(lhs, &dmnsn_py_VectorType)
- || !PyObject_TypeCheck(rhs, &dmnsn_py_VectorType))
- {
- PyErr_SetString(PyExc_TypeError,
- "Vectors can only be compared with Vectors");
- return NULL;
- }
-
- dmnsn_py_Vector *vlhs = (dmnsn_py_Vector *)lhs;
- dmnsn_py_Vector *vrhs = (dmnsn_py_Vector *)rhs;
-
- bool equal =
- dmnsn_vector_norm(dmnsn_vector_sub(vlhs->v, vrhs->v)) < dmnsn_epsilon;
-
- PyObject *result;
- switch (op) {
- case Py_EQ:
- result = equal ? Py_True : Py_False;
- break;
- case Py_NE:
- result = !equal ? Py_True : Py_False;
- break;
- default:
- result = Py_NotImplemented;
- break;
- }
-
- Py_INCREF(result);
- return result;
-}
-
-static PyObject *
-dmnsn_py_Vector_add(PyObject *lhs, PyObject *rhs)
-{
- if (!PyObject_TypeCheck(lhs, &dmnsn_py_VectorType)
- || !PyObject_TypeCheck(rhs, &dmnsn_py_VectorType))
- {
- PyErr_SetString(PyExc_TypeError,
- "Vectors can only be added to Vectors");
- return NULL;
- }
-
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- dmnsn_py_Vector *vlhs = (dmnsn_py_Vector *)lhs;
- dmnsn_py_Vector *vrhs = (dmnsn_py_Vector *)rhs;
- ret->v = dmnsn_vector_add(vlhs->v, vrhs->v);
- }
- return (PyObject *)ret;
-}
-
-static PyObject *
-dmnsn_py_Vector_sub(PyObject *lhs, PyObject *rhs)
-{
- if (!PyObject_TypeCheck(lhs, &dmnsn_py_VectorType)
- || !PyObject_TypeCheck(rhs, &dmnsn_py_VectorType))
- {
- PyErr_SetString(PyExc_TypeError,
- "Vectors can only be subtracted from Vectors");
- return NULL;
- }
-
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- dmnsn_py_Vector *vlhs = (dmnsn_py_Vector *)lhs;
- dmnsn_py_Vector *vrhs = (dmnsn_py_Vector *)rhs;
- ret->v = dmnsn_vector_sub(vlhs->v, vrhs->v);
- }
- return (PyObject *)ret;
-}
-
-static PyObject *
-dmnsn_py_Vector_mul(PyObject *lhs, PyObject *rhs)
-{
- dmnsn_py_Vector *vec;
- double dbl;
-
- if (PyObject_TypeCheck(lhs, &dmnsn_py_VectorType)) {
- vec = (dmnsn_py_Vector *)lhs;
- dbl = PyFloat_AsDouble(rhs);
- if (PyErr_Occurred())
- return NULL;
- } else {
- vec = (dmnsn_py_Vector *)rhs;
- dbl = PyFloat_AsDouble(lhs);
- if (PyErr_Occurred())
- return NULL;
- }
-
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- ret->v = dmnsn_vector_mul(dbl, vec->v);
- }
- return (PyObject *)ret;
-}
-
-static PyObject *
-dmnsn_py_Vector_div(PyObject *lhs, PyObject *rhs)
-{
- if (!PyObject_TypeCheck(lhs, &dmnsn_py_VectorType)) {
- PyErr_SetString(PyExc_TypeError,
- "Vectors can only be divided by scalars");
- return NULL;
- }
-
- double drhs = PyFloat_AsDouble(rhs);
- if (PyErr_Occurred())
- return NULL;
-
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- dmnsn_py_Vector *vlhs = (dmnsn_py_Vector *)lhs;
- ret->v = dmnsn_vector_div(vlhs->v, drhs);
- }
- return (PyObject *)ret;
-}
-
-static int
-dmnsn_py_Vector_bool(PyObject *obj)
-{
- dmnsn_py_Vector *vec = (dmnsn_py_Vector *)obj;
- return dmnsn_vector_norm(vec->v) >= dmnsn_epsilon;
-}
-
-static PyObject *
-dmnsn_py_Vector_positive(PyObject *rhs)
-{
- Py_INCREF(rhs);
- return rhs;
-}
-
-static PyObject *
-dmnsn_py_Vector_negative(PyObject *rhs)
-{
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- dmnsn_py_Vector *vrhs = (dmnsn_py_Vector *)rhs;
- ret->v = dmnsn_vector_negate(vrhs->v);
- }
- return (PyObject *)ret;
-}
-
-PyObject *
-dmnsn_py_Vector_cross(PyObject *self, PyObject *args)
-{
- dmnsn_vector lhs, rhs;
- if (!PyArg_ParseTuple(args, "O&O&",
- &dmnsn_py_VectorParse, &lhs,
- &dmnsn_py_VectorParse, &rhs))
- return NULL;
-
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- ret->v = dmnsn_vector_cross(lhs, rhs);
- }
- return (PyObject *)ret;
-}
-
-PyObject *
-dmnsn_py_Vector_dot(PyObject *self, PyObject *args)
-{
- dmnsn_vector lhs, rhs;
- if (!PyArg_ParseTuple(args, "O&O&",
- &dmnsn_py_VectorParse, &lhs,
- &dmnsn_py_VectorParse, &rhs))
- return NULL;
-
- return PyFloat_FromDouble(dmnsn_vector_dot(lhs, rhs));
-}
-
-PyObject *
-dmnsn_py_Vector_proj(PyObject *self, PyObject *args)
-{
- dmnsn_vector u, d;
- if (!PyArg_ParseTuple(args, "O&O&",
- &dmnsn_py_VectorParse, &u,
- &dmnsn_py_VectorParse, &d))
- return NULL;
-
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- ret->v = dmnsn_vector_proj(u, d);
- }
- return (PyObject *)ret;
-}
-
-static PyNumberMethods dmnsn_py_Vector_as_number = {
- .nb_add = dmnsn_py_Vector_add,
- .nb_subtract = dmnsn_py_Vector_sub,
- .nb_multiply = dmnsn_py_Vector_mul,
- .nb_true_divide = dmnsn_py_Vector_div,
- .nb_bool = dmnsn_py_Vector_bool,
- .nb_positive = dmnsn_py_Vector_positive,
- .nb_negative = dmnsn_py_Vector_negative,
-};
-
-static PyObject *
-dmnsn_py_Vector_norm(dmnsn_py_Vector *self)
-{
- return PyFloat_FromDouble(dmnsn_vector_norm(self->v));
-}
-
-static PyObject *
-dmnsn_py_Vector_normalized(dmnsn_py_Vector *self)
-{
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- ret->v = dmnsn_vector_normalized(self->v);
- }
- return (PyObject *)ret;
-}
-
-static PyMethodDef dmnsn_py_Vector_methods[] = {
- { "norm", (PyCFunction)dmnsn_py_Vector_norm, METH_NOARGS,
- "Return the magnitude of the vector" },
- { "normalized", (PyCFunction)dmnsn_py_Vector_normalized, METH_NOARGS,
- "Return the magnitude of the vector" },
- { NULL }
-};
-
-static PyObject *
-dmnsn_py_Vector_get_x(dmnsn_py_Vector *self, void *closure)
-{
- return PyFloat_FromDouble(self->v.x);
-}
-
-static PyObject *
-dmnsn_py_Vector_get_y(dmnsn_py_Vector *self, void *closure)
-{
- return PyFloat_FromDouble(self->v.y);
-}
-
-static PyObject *
-dmnsn_py_Vector_get_z(dmnsn_py_Vector *self, void *closure)
-{
- return PyFloat_FromDouble(self->v.z);
-}
-
-static PyGetSetDef dmnsn_py_Vector_getsetters[] = {
- { "x", (getter)dmnsn_py_Vector_get_x, NULL, "x coordinate", NULL },
- { "y", (getter)dmnsn_py_Vector_get_y, NULL, "y coordinate", NULL },
- { "z", (getter)dmnsn_py_Vector_get_z, NULL, "z coordinate", NULL },
- { NULL }
-};
-
-PyTypeObject dmnsn_py_VectorType = {
- PyVarObject_HEAD_INIT(NULL, 0)
- .tp_name = "dimension.Vector",
- .tp_basicsize = sizeof(dmnsn_py_Vector),
- .tp_repr = (reprfunc)dmnsn_py_Vector_repr,
- .tp_str = (reprfunc)dmnsn_py_Vector_str,
- .tp_as_number = &dmnsn_py_Vector_as_number,
- .tp_flags = Py_TPFLAGS_DEFAULT,
- .tp_doc = "Dimension vector",
- .tp_richcompare = dmnsn_py_Vector_richcompare,
- .tp_methods = dmnsn_py_Vector_methods,
- .tp_getset = dmnsn_py_Vector_getsetters,
- .tp_init = (initproc)dmnsn_py_Vector_init,
-};
-
-#define dmnsn_py_Vector_global(name) \
- dmnsn_py_Vector name = { \
- PyObject_HEAD_INIT(&dmnsn_py_VectorType) \
- };
-
-dmnsn_py_Vector_global(dmnsn_py_Zero);
-dmnsn_py_Vector_global(dmnsn_py_X);
-dmnsn_py_Vector_global(dmnsn_py_Y);
-dmnsn_py_Vector_global(dmnsn_py_Z);
-
-bool
-dmnsn_py_init_VectorType(void)
-{
- dmnsn_py_Zero.v = dmnsn_zero;
- dmnsn_py_X.v = dmnsn_x;
- dmnsn_py_Y.v = dmnsn_y;
- dmnsn_py_Z.v = dmnsn_z;
-
- dmnsn_py_VectorType.tp_new = PyType_GenericNew;
- return PyType_Ready(&dmnsn_py_VectorType) >= 0;
-}
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