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Unified Diff: source/blender/freestyle/intern/python/BPy_FrsNoise.cpp

Issue 7416049: Freestyle r54826 branch review Base URL: https://svn.blender.org/svnroot/bf-blender/trunk/blender/
Patch Set: Created 11 years, 1 month ago
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Index: source/blender/freestyle/intern/python/BPy_FrsNoise.cpp
===================================================================
--- source/blender/freestyle/intern/python/BPy_FrsNoise.cpp (revision 0)
+++ source/blender/freestyle/intern/python/BPy_FrsNoise.cpp (working copy)
@@ -0,0 +1,321 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2010 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file source/blender/freestyle/intern/python/BPy_FrsNoise.cpp
+ * \ingroup freestyle
+ */
+
+#include "BPy_FrsNoise.h"
+#include "BPy_Convert.h"
+
+#include <sstream>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+//-------------------MODULE INITIALIZATION--------------------------------
+int FrsNoise_Init(PyObject *module)
+{
+ if (module == NULL)
+ return -1;
+
+ if (PyType_Ready(&FrsNoise_Type) < 0)
+ return -1;
+ Py_INCREF(&FrsNoise_Type);
+ PyModule_AddObject(module, "Noise", (PyObject *)&FrsNoise_Type);
+
+ return 0;
+}
+
+//------------------------INSTANCE METHODS ----------------------------------
+
+PyDoc_STRVAR(FrsNoise_doc,
+"Class to provide Perlin noise functionalities.\n"
+"\n"
+".. method:: __init__(seed = -1)\n"
+"\n"
+" Builds a Noise object. Seed is an optional argument. The seed value is used\n"
+" as a seed for random number generation if it is equal to or greater than zero;\n"
+" otherwise, time is used as a seed.\n"
+"\n"
+" :arg seed: Seed for random number generation.\n"
+" :type seed: int");
+
+static int FrsNoise_init(BPy_FrsNoise *self, PyObject *args, PyObject *kwds)
+{
+ static const char *kwlist[] = {"seed", NULL};
+ long seed = -1;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "|l", (char **)kwlist, &seed))
+ return -1;
+ self->n = new Noise(seed);
+ return 0;
+}
+
+static void FrsNoise_dealloc(BPy_FrsNoise* self)
+{
+ delete self->n;
+ Py_TYPE(self)->tp_free((PyObject*)self);
+}
+
+static PyObject * FrsNoise_repr(BPy_FrsNoise* self)
+{
+ return PyUnicode_FromFormat("Noise - address: %p", self->n);
+}
+
+PyDoc_STRVAR(FrsNoise_turbulence1_doc,
+".. method:: turbulence1(v, freq, amp, oct=4)\n"
+"\n"
+" Returns a noise value for a 1D element.\n"
+"\n"
+" :arg v: One-dimensional sample point.\n"
+" :type v: float\n"
+" :arg freq: Noise frequency.\n"
+" :type freq: float\n"
+" :arg amp: Amplitude.\n"
+" :type amp: float\n"
+" :arg oct: Number of octaves.\n"
+" :type oct: int\n"
+" :return: A noise value.\n"
+" :rtype: float");
+
+static PyObject * FrsNoise_turbulence1(BPy_FrsNoise *self , PyObject *args, PyObject *kwds)
+{
+ static const char *kwlist[] = {"v", "freq", "amp", "oct", NULL};
+ float f1, f2, f3;
+ unsigned int i = 4;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "fff|I", (char **)kwlist, &f1, &f2, &f3, &i))
+ return NULL;
+ return PyFloat_FromDouble(self->n->turbulence1(f1, f2, f3, i));
+}
+
+PyDoc_STRVAR(FrsNoise_turbulence2_doc,
+".. method:: turbulence2(v, freq, amp, oct=4)\n"
+"\n"
+" Returns a noise value for a 2D element.\n"
+"\n"
+" :arg v: Two-dimensional sample point.\n"
+" :type v: :class:`mathutils.Vector`, list or tuple of 2 real numbers\n"
+" :arg freq: Noise frequency.\n"
+" :type freq: float\n"
+" :arg amp: Amplitude.\n"
+" :type amp: float\n"
+" :arg oct: Number of octaves.\n"
+" :type oct: int\n"
+" :return: A noise value.\n"
+" :rtype: float");
+
+static PyObject * FrsNoise_turbulence2(BPy_FrsNoise *self , PyObject *args, PyObject *kwds)
+{
+ static const char *kwlist[] = {"v", "freq", "amp", "oct", NULL};
+ PyObject *obj1;
+ float f2, f3;
+ unsigned int i = 4;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "Off|I", (char **)kwlist, &obj1, &f2, &f3, &i))
+ return NULL;
+ Vec2f *v = Vec2f_ptr_from_PyObject(obj1);
+ if (!v) {
+ PyErr_SetString(PyExc_TypeError, "argument 1 must be a 2D vector (either a list of 2 elements or Vector)");
+ return NULL;
+ }
+ float t = self->n->turbulence2(*v, f2, f3, i);
+ delete v;
+ return PyFloat_FromDouble(t);
+}
+
+PyDoc_STRVAR(FrsNoise_turbulence3_doc,
+".. method:: turbulence3(v, freq, amp, oct=4)\n"
+"\n"
+" Returns a noise value for a 3D element.\n"
+"\n"
+" :arg v: Three-dimensional sample point.\n"
+" :type v: :class:`mathutils.Vector`, list or tuple of 3 real numbers\n"
+" :arg freq: Noise frequency.\n"
+" :type freq: float\n"
+" :arg amp: Amplitude.\n"
+" :type amp: float\n"
+" :arg oct: Number of octaves.\n"
+" :type oct: int\n"
+" :return: A noise value.\n"
+" :rtype: float");
+
+static PyObject * FrsNoise_turbulence3(BPy_FrsNoise *self , PyObject *args, PyObject *kwds)
+{
+ static const char *kwlist[] = {"v", "freq", "amp", "oct", NULL};
+ PyObject *obj1;
+ float f2, f3;
+ unsigned int i = 4;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "Off|I", (char **)kwlist, &obj1, &f2, &f3, &i))
+ return NULL;
+ Vec3f *v = Vec3f_ptr_from_PyObject(obj1);
+ if (!v) {
+ PyErr_SetString(PyExc_TypeError, "argument 1 must be a 3D vector (either a list of 3 elements or Vector)");
+ return NULL;
+ }
+ float t = self->n->turbulence3(*v, f2, f3, i);
+ delete v;
+ return PyFloat_FromDouble(t);
+}
+
+PyDoc_STRVAR(FrsNoise_smoothNoise1_doc,
+".. method:: smoothNoise1(v)\n"
+"\n"
+" Returns a smooth noise value for a 1D element.\n"
+"\n"
+" :arg v: One-dimensional sample point.\n"
+" :type v: float\n"
+" :return: A smooth noise value.\n"
+" :rtype: float");
+
+static PyObject * FrsNoise_smoothNoise1(BPy_FrsNoise *self , PyObject *args, PyObject *kwds)
+{
+ static const char *kwlist[] = {"v", NULL};
+ float f;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "f", (char **)kwlist, &f))
+ return NULL;
+ return PyFloat_FromDouble(self->n->smoothNoise1(f));
+}
+
+PyDoc_STRVAR(FrsNoise_smoothNoise2_doc,
+".. method:: smoothNoise2(v)\n"
+"\n"
+" Returns a smooth noise value for a 2D element.\n"
+"\n"
+" :arg v: Two-dimensional sample point.\n"
+" :type v: :class:`mathutils.Vector`, list or tuple of 2 real numbers\n"
+" :return: A smooth noise value.\n"
+" :rtype: float");
+
+static PyObject * FrsNoise_smoothNoise2(BPy_FrsNoise *self , PyObject *args, PyObject *kwds)
+{
+ static const char *kwlist[] = {"v", NULL};
+ PyObject *obj;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "O", (char **)kwlist, &obj))
+ return NULL;
+ Vec2f *v = Vec2f_ptr_from_PyObject(obj);
+ if (!v) {
+ PyErr_SetString(PyExc_TypeError, "argument 1 must be a 2D vector (either a list of 2 elements or Vector)");
+ return NULL;
+ }
+ float t = self->n->smoothNoise2(*v);
+ delete v;
+ return PyFloat_FromDouble(t);
+}
+
+PyDoc_STRVAR(FrsNoise_smoothNoise3_doc,
+".. method:: smoothNoise3(v)\n"
+"\n"
+" Returns a smooth noise value for a 3D element.\n"
+"\n"
+" :arg v: Three-dimensional sample point.\n"
+" :type v: :class:`mathutils.Vector`, list or tuple of 3 real numbers\n"
+" :return: A smooth noise value.\n"
+" :rtype: float");
+
+static PyObject * FrsNoise_smoothNoise3(BPy_FrsNoise *self , PyObject *args, PyObject *kwds)
+{
+ static const char *kwlist[] = {"v", NULL};
+ PyObject *obj;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "O", (char **)kwlist, &obj))
+ return NULL;
+ Vec3f *v = Vec3f_ptr_from_PyObject(obj);
+ if (!v) {
+ PyErr_SetString(PyExc_TypeError, "argument 1 must be a 3D vector (either a list of 3 elements or Vector)");
+ return NULL;
+ }
+ float t = self->n->smoothNoise3(*v);
+ delete v;
+ return PyFloat_FromDouble(t);
+}
+
+static PyMethodDef BPy_FrsNoise_methods[] = {
+ {"turbulence1", (PyCFunction)FrsNoise_turbulence1, METH_VARARGS | METH_KEYWORDS, FrsNoise_turbulence1_doc},
+ {"turbulence2", (PyCFunction)FrsNoise_turbulence2, METH_VARARGS | METH_KEYWORDS, FrsNoise_turbulence2_doc},
+ {"turbulence3", (PyCFunction)FrsNoise_turbulence3, METH_VARARGS | METH_KEYWORDS, FrsNoise_turbulence3_doc},
+ {"smoothNoise1", (PyCFunction)FrsNoise_smoothNoise1, METH_VARARGS | METH_KEYWORDS, FrsNoise_smoothNoise1_doc},
+ {"smoothNoise2", (PyCFunction)FrsNoise_smoothNoise2, METH_VARARGS | METH_KEYWORDS, FrsNoise_smoothNoise2_doc},
+ {"smoothNoise3", (PyCFunction)FrsNoise_smoothNoise3, METH_VARARGS | METH_KEYWORDS, FrsNoise_smoothNoise3_doc},
+ {NULL, NULL, 0, NULL}
+};
+
+/*-----------------------BPy_FrsNoise type definition ------------------------------*/
+
+PyTypeObject FrsNoise_Type = {
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "Noise", /* tp_name */
+ sizeof(BPy_FrsNoise), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ (destructor)FrsNoise_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_reserved */
+ (reprfunc)FrsNoise_repr, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ 0, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
+ FrsNoise_doc, /* tp_doc */
+ 0, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ BPy_FrsNoise_methods, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ (initproc)FrsNoise_init, /* tp_init */
+ 0, /* tp_alloc */
+ PyType_GenericNew, /* tp_new */
+};
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+#ifdef __cplusplus
+}
+#endif

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