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-rw-r--r--libdimension-python/Matrix.c292
1 files changed, 0 insertions, 292 deletions
diff --git a/libdimension-python/Matrix.c b/libdimension-python/Matrix.c
deleted file mode 100644
index 0219965..0000000
--- a/libdimension-python/Matrix.c
+++ /dev/null
@@ -1,292 +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"
-
-static int
-dmnsn_py_Matrix_init(dmnsn_py_Matrix *self, PyObject *args, PyObject *kwds)
-{
- if (kwds) {
- PyErr_SetString(PyExc_TypeError, "Keyword arguments not supported");
- return -1;
- }
-
- if (!PyArg_ParseTuple(args, "dddddddddddd",
- &self->m.n[0][0], &self->m.n[0][1], &self->m.n[0][2],
- &self->m.n[0][3],
- &self->m.n[1][0], &self->m.n[1][1], &self->m.n[1][2],
- &self->m.n[1][3],
- &self->m.n[2][0], &self->m.n[2][1], &self->m.n[2][2],
- &self->m.n[2][3]))
- return -1;
-
- return 0;
-}
-
-PyObject *
-dmnsn_py_Matrix_scale(PyObject *self, PyObject *args)
-{
- dmnsn_vector scale;
- if (!PyArg_ParseTuple(args, "O&", dmnsn_py_VectorParse, &scale))
- return NULL;
-
- dmnsn_py_Matrix *ret = PyObject_New(dmnsn_py_Matrix, &dmnsn_py_MatrixType);
- if (ret) {
- ret->m = dmnsn_scale_matrix(scale);
- }
- return (PyObject *)ret;
-}
-
-PyObject *
-dmnsn_py_Matrix_translate(PyObject *self, PyObject *args)
-{
- dmnsn_vector translate;
- if (!PyArg_ParseTuple(args, "O&", dmnsn_py_VectorParse, &translate))
- return NULL;
-
- dmnsn_py_Matrix *ret = PyObject_New(dmnsn_py_Matrix, &dmnsn_py_MatrixType);
- if (ret) {
- ret->m = dmnsn_translation_matrix(translate);
- }
- return (PyObject *)ret;
-}
-
-PyObject *
-dmnsn_py_Matrix_rotate(PyObject *self, PyObject *args)
-{
- dmnsn_vector rotate;
- if (!PyArg_ParseTuple(args, "O&", dmnsn_py_VectorParse, &rotate))
- return NULL;
-
- dmnsn_py_Matrix *ret = PyObject_New(dmnsn_py_Matrix, &dmnsn_py_MatrixType);
- if (ret) {
- ret->m = dmnsn_rotation_matrix(dmnsn_vector_mul(dmnsn_radians(1.0),
- rotate));
- }
- return (PyObject *)ret;
-}
-
-static PyObject *
-dmnsn_py_Matrix_repr(dmnsn_py_Matrix *self)
-{
- PyObject *floats[3][4] = { { NULL } };
- bool initialized = true;
- for (size_t i = 0; i < 3; ++i) {
- for (size_t j = 0; j < 4; ++j) {
- floats[i][j] = PyFloat_FromDouble(self->m.n[i][j]);
- if (!floats[i][j]) {
- initialized = false;
- break;
- }
- }
- if (!initialized)
- break;
- }
-
- if (!initialized) {
- for (size_t i = 0; i < 3; ++i) {
- for (size_t j = 0; j < 4; ++j) {
- Py_XDECREF(floats[i][j]);
- }
- }
- return NULL;
- }
-
- PyObject *repr = PyUnicode_FromFormat("dimension.Matrix(%R, %R, %R, %R, "
- "%R, %R, %R, %R, "
- "%R, %R, %R, %R)",
- floats[0][0], floats[0][1],
- floats[0][2], floats[0][3],
- floats[1][0], floats[1][1],
- floats[1][2], floats[1][3],
- floats[2][0], floats[2][1],
- floats[2][2], floats[2][3]);
- for (size_t i = 0; i < 3; ++i) {
- for (size_t j = 0; j < 4; ++j) {
- Py_DECREF(floats[i][j]);
- }
- }
- return repr;
-}
-
-static PyObject *
-dmnsn_py_Matrix_str(dmnsn_py_Matrix *self)
-{
- PyObject *floats[3][4] = { { NULL } };
- bool initialized = true;
- for (size_t i = 0; i < 3; ++i) {
- for (size_t j = 0; j < 4; ++j) {
- floats[i][j] = PyFloat_FromDouble(self->m.n[i][j]);
- if (!floats[i][j]) {
- initialized = false;
- break;
- }
- }
- if (!initialized)
- break;
- }
-
- if (!initialized) {
- for (size_t i = 0; i < 3; ++i) {
- for (size_t j = 0; j < 4; ++j) {
- Py_XDECREF(floats[i][j]);
- }
- }
- return NULL;
- }
-
- PyObject *str = PyUnicode_FromFormat("\n[%S\t%S\t%S\t%S]\n"
- "[%S\t%S\t%S\t%S]\n"
- "[%S\t%S\t%S\t%S]\n"
- "[0.0\t0.0\t0.0\t1.0]",
- floats[0][0], floats[0][1],
- floats[0][2], floats[0][3],
- floats[1][0], floats[1][1],
- floats[1][2], floats[1][3],
- floats[2][0], floats[2][1],
- floats[2][2], floats[2][3]);
- for (size_t i = 0; i < 3; ++i) {
- for (size_t j = 0; j < 4; ++j) {
- Py_DECREF(floats[i][j]);
- }
- }
- return str;
-}
-
-static PyObject *
-dmnsn_py_Matrix_richcompare(PyObject *lhs, PyObject *rhs, int op)
-{
- if (!PyObject_TypeCheck(lhs, &dmnsn_py_MatrixType)
- || !PyObject_TypeCheck(rhs, &dmnsn_py_MatrixType))
- {
- PyErr_SetString(PyExc_TypeError,
- "Matricies can only be compared with Matricies");
- return NULL;
- }
-
- dmnsn_py_Matrix *mlhs = (dmnsn_py_Matrix *)lhs;
- dmnsn_py_Matrix *mrhs = (dmnsn_py_Matrix *)rhs;
-
- double sqdiff = 0.0;
- for (size_t i = 0; i < 3; ++i) {
- for (size_t j = 0; j < 4; ++j) {
- double diff = mlhs->m.n[i][j] - mrhs->m.n[i][j];
- sqdiff += diff*diff;
- }
- }
-
- bool equal = sqrt(sqdiff) < 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_Matrix_mul(PyObject *lhs, PyObject *rhs)
-{
- if (!PyObject_TypeCheck(lhs, &dmnsn_py_MatrixType)) {
- PyErr_SetString(PyExc_TypeError,
- "Left-hand side of matrix multiplication must be a matrix");
- return NULL;
- }
-
- dmnsn_py_Matrix *mlhs = (dmnsn_py_Matrix *)lhs;
-
- if (PyObject_TypeCheck(rhs, &dmnsn_py_MatrixType)) {
- dmnsn_py_Matrix *mrhs = (dmnsn_py_Matrix *)rhs;
- dmnsn_py_Matrix *ret = PyObject_New(dmnsn_py_Matrix, &dmnsn_py_MatrixType);
- if (ret) {
- ret->m = dmnsn_matrix_mul(mlhs->m, mrhs->m);
- }
- return (PyObject *)ret;
- } else if (PyObject_TypeCheck(rhs, &dmnsn_py_VectorType)) {
- dmnsn_py_Vector *vrhs = (dmnsn_py_Vector *)rhs;
- dmnsn_py_Vector *ret = PyObject_New(dmnsn_py_Vector, &dmnsn_py_VectorType);
- if (ret) {
- ret->v = dmnsn_transform_vector(mlhs->m, vrhs->v);
- }
- return (PyObject *)ret;
- } else {
- PyErr_SetString(PyExc_TypeError,
- "Right-hand side of matrix multiplication must be a matrix"
- " or vector");
- return NULL;
- }
-}
-
-static PyNumberMethods dmnsn_py_Matrix_as_number = {
- .nb_multiply = dmnsn_py_Matrix_mul,
-};
-
-static PyObject *
-dmnsn_py_Matrix_inverse(dmnsn_py_Matrix *self)
-{
- dmnsn_py_Matrix *ret = PyObject_New(dmnsn_py_Matrix, &dmnsn_py_MatrixType);
- if (ret) {
- ret->m = dmnsn_matrix_inverse(self->m);
- }
- return (PyObject *)ret;
-}
-
-static PyMethodDef dmnsn_py_Matrix_methods[] = {
- { "inverse", (PyCFunction)dmnsn_py_Matrix_inverse, METH_NOARGS,
- "Return the inverse of the matrix" },
- { NULL }
-};
-
-static PyGetSetDef dmnsn_py_Matrix_getsetters[] = {
- { NULL }
-};
-
-PyTypeObject dmnsn_py_MatrixType = {
- PyVarObject_HEAD_INIT(NULL, 0)
- .tp_name = "dimension.Matrix",
- .tp_basicsize = sizeof(dmnsn_py_Matrix),
- .tp_repr = (reprfunc)dmnsn_py_Matrix_repr,
- .tp_str = (reprfunc)dmnsn_py_Matrix_str,
- .tp_as_number = &dmnsn_py_Matrix_as_number,
- .tp_flags = Py_TPFLAGS_DEFAULT,
- .tp_doc = "Dimension matrix",
- .tp_richcompare = dmnsn_py_Matrix_richcompare,
- .tp_methods = dmnsn_py_Matrix_methods,
- .tp_getset = dmnsn_py_Matrix_getsetters,
- .tp_init = (initproc)dmnsn_py_Matrix_init,
-};
-
-bool
-dmnsn_py_init_MatrixType(void)
-{
- dmnsn_py_MatrixType.tp_new = PyType_GenericNew;
- Py_INCREF(&dmnsn_py_MatrixType);
- return PyType_Ready(&dmnsn_py_MatrixType) >= 0;
-}
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