Welcome to mirror list, hosted at ThFree Co, Russian Federation.

git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
path: root/source/blender/freestyle/intern/python/Interface0D/BPy_CurvePoint.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'source/blender/freestyle/intern/python/Interface0D/BPy_CurvePoint.cpp')
-rw-r--r--source/blender/freestyle/intern/python/Interface0D/BPy_CurvePoint.cpp246
1 files changed, 246 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/python/Interface0D/BPy_CurvePoint.cpp b/source/blender/freestyle/intern/python/Interface0D/BPy_CurvePoint.cpp
new file mode 100644
index 00000000000..3e2cc495785
--- /dev/null
+++ b/source/blender/freestyle/intern/python/Interface0D/BPy_CurvePoint.cpp
@@ -0,0 +1,246 @@
+#include "BPy_CurvePoint.h"
+
+#include "../BPy_Convert.h"
+#include "../Interface0D/BPy_SVertex.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+/*----------------------CurvePoint methods----------------------------*/
+
+PyDoc_STRVAR(CurvePoint_doc,
+"Class hierarchy: :class:`Interface0D` > :class:`CurvePoint`\n"
+"\n"
+"Class to represent a point of a curve. A CurvePoint can be any point\n"
+"of a 1D curve (it doesn't have to be a vertex of the curve). Any\n"
+":class:`Interface1D` is built upon ViewEdges, themselves built upon\n"
+"FEdges. Therefore, a curve is basically a polyline made of a list of\n"
+":class:`SVertex` objects. Thus, a CurvePoint is built by linearly\n"
+"interpolating two :class:`SVertex` instances. CurvePoint can be used\n"
+"as virtual points while querying 0D information along a curve at a\n"
+"given resolution.\n"
+"\n"
+".. method:: __init__()\n"
+"\n"
+" Defult constructor.\n"
+"\n"
+".. method:: __init__(iBrother)\n"
+"\n"
+" Copy constructor.\n"
+"\n"
+" :arg iBrother: A CurvePoint object.\n"
+" :type iBrother: :class:`CurvePoint`\n"
+"\n"
+".. method:: __init__(iA, iB, t2d)\n"
+"\n"
+" Builds a CurvePoint from two SVertex and an interpolation parameter.\n"
+"\n"
+" :arg iA: The first SVertex.\n"
+" :type iA: :class:`SVertex`\n"
+" :arg iB: The second SVertex.\n"
+" :type iB: :class:`SVertex`\n"
+" :arg t2d: A 2D interpolation parameter used to linearly interpolate\n"
+" iA and iB.\n"
+" :type t2d: float\n"
+"\n"
+".. method:: __init__(iA, iB, t2d)\n"
+"\n"
+" Builds a CurvePoint from two CurvePoint and an interpolation\n"
+" parameter.\n"
+"\n"
+" :arg iA: The first CurvePoint.\n"
+" :type iA: :class:`CurvePoint`\n"
+" :arg iB: The second CurvePoint.\n"
+" :type iB: :class:`CurvePoint`\n"
+" :arg t2d: The 2D interpolation parameter used to linearly\n"
+" interpolate iA and iB.\n"
+" :type t2d: float");
+
+static int CurvePoint_init(BPy_CurvePoint *self, PyObject *args, PyObject *kwds)
+{
+
+ PyObject *obj1 = 0, *obj2 = 0 , *obj3 = 0;
+
+ if (! PyArg_ParseTuple(args, "|OOO!", &obj1, &obj2, &PyFloat_Type, &obj3) )
+ return -1;
+
+ if( !obj1 ){
+ self->cp = new CurvePoint();
+
+ } else if( !obj2 && BPy_CurvePoint_Check(obj1) ) {
+ self->cp = new CurvePoint( *(((BPy_CurvePoint *) obj1)->cp) );
+
+ } else if( obj3 && BPy_SVertex_Check(obj1) && BPy_SVertex_Check(obj2) ) {
+ self->cp = new CurvePoint( ((BPy_SVertex *) obj1)->sv,
+ ((BPy_SVertex *) obj2)->sv,
+ PyFloat_AsDouble( obj3 ) );
+
+ } else if( obj3 && BPy_CurvePoint_Check(obj1) && BPy_CurvePoint_Check(obj2) ) {
+ CurvePoint *cp1 = ((BPy_CurvePoint *) obj1)->cp;
+ CurvePoint *cp2 = ((BPy_CurvePoint *) obj2)->cp;
+ if( !cp1 || cp1->A() == 0 || cp1->B() == 0 ) {
+ PyErr_SetString(PyExc_TypeError, "argument 1 is an invalid CurvePoint object");
+ return -1;
+ }
+ if( !cp2 || cp2->A() == 0 || cp2->B() == 0 ) {
+ PyErr_SetString(PyExc_TypeError, "argument 2 is an invalid CurvePoint object");
+ return -1;
+ }
+ self->cp = new CurvePoint( cp1, cp2, PyFloat_AsDouble( obj3 ) );
+
+ } else {
+ PyErr_SetString(PyExc_TypeError, "invalid argument(s)");
+ return -1;
+ }
+
+ self->py_if0D.if0D = self->cp;
+ self->py_if0D.borrowed = 0;
+
+ return 0;
+}
+
+///bool operator== (const CurvePoint &b)
+
+static PyMethodDef BPy_CurvePoint_methods[] = {
+ {NULL, NULL, 0, NULL}
+};
+
+/*----------------------CurvePoint get/setters ----------------------------*/
+
+PyDoc_STRVAR(CurvePoint_first_svertex_doc,
+"The first SVertex upon which the CurvePoint is built.\n"
+"\n"
+":type: int");
+
+static PyObject *CurvePoint_first_svertex_get(BPy_CurvePoint *self, void *UNUSED(closure))
+{
+ SVertex *A = self->cp->A();
+ if (A)
+ return BPy_SVertex_from_SVertex(*A);
+ Py_RETURN_NONE;
+}
+
+static int CurvePoint_first_svertex_set(BPy_CurvePoint *self, PyObject *value, void *UNUSED(closure))
+{
+ if (!BPy_SVertex_Check(value)) {
+ PyErr_SetString(PyExc_TypeError, "value must be an SVertex");
+ return -1;
+ }
+ self->cp->setA(((BPy_SVertex *)value)->sv);
+ return 0;
+}
+
+PyDoc_STRVAR(CurvePoint_second_svertex_doc,
+"The second SVertex upon which the CurvePoint is built.\n"
+"\n"
+":type: int");
+
+static PyObject *CurvePoint_second_svertex_get(BPy_CurvePoint *self, void *UNUSED(closure))
+{
+ SVertex *B = self->cp->B();
+ if (B)
+ return BPy_SVertex_from_SVertex(*B);
+ Py_RETURN_NONE;
+}
+
+static int CurvePoint_second_svertex_set(BPy_CurvePoint *self, PyObject *value, void *UNUSED(closure))
+{
+ if (!BPy_SVertex_Check(value)) {
+ PyErr_SetString(PyExc_TypeError, "value must be an SVertex");
+ return -1;
+ }
+ self->cp->setB(((BPy_SVertex *)value)->sv);
+ return 0;
+}
+
+PyDoc_STRVAR(CurvePoint_t2d_doc,
+"The 2D interpolation parameter.\n"
+"\n"
+":type: float");
+
+static PyObject *CurvePoint_t2d_get(BPy_CurvePoint *self, void *UNUSED(closure))
+{
+ return PyFloat_FromDouble(self->cp->t2d());
+}
+
+static int CurvePoint_t2d_set(BPy_CurvePoint *self, PyObject *value, void *UNUSED(closure))
+{
+ float scalar;
+ if ((scalar = PyFloat_AsDouble(value)) == -1.0f && PyErr_Occurred()) {
+ PyErr_SetString(PyExc_TypeError, "value must be a number");
+ return -1;
+ }
+ self->cp->setT2d(scalar);
+ return 0;
+}
+
+PyDoc_STRVAR(CurvePoint_curvature_fredo_doc,
+"The angle (Fredo's curvature) in radians.\n"
+"\n"
+":type: float");
+
+static PyObject *CurvePoint_curvature_fredo_get(BPy_CurvePoint *self, void *UNUSED(closure))
+{
+ return PyFloat_FromDouble(self->cp->curvatureFredo());
+}
+
+// todo - CurvePoint.directionFredo()
+
+static PyGetSetDef BPy_CurvePoint_getseters[] = {
+ {(char *)"first_svertex", (getter)CurvePoint_first_svertex_get, (setter)CurvePoint_first_svertex_set, (char *)CurvePoint_first_svertex_doc, NULL},
+ {(char *)"second_svertex", (getter)CurvePoint_second_svertex_get, (setter)CurvePoint_second_svertex_set, (char *)CurvePoint_second_svertex_doc, NULL},
+ {(char *)"t2d", (getter)CurvePoint_t2d_get, (setter)CurvePoint_t2d_set, (char *)CurvePoint_t2d_doc, NULL},
+ {(char *)"curvature_fredo", (getter)CurvePoint_curvature_fredo_get, (setter)NULL, (char *)CurvePoint_curvature_fredo_doc, NULL},
+ {NULL, NULL, NULL, NULL, NULL} /* Sentinel */
+};
+
+/*-----------------------BPy_CurvePoint type definition ------------------------------*/
+PyTypeObject CurvePoint_Type = {
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "CurvePoint", /* tp_name */
+ sizeof(BPy_CurvePoint), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ 0, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_reserved */
+ 0, /* 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 */
+ CurvePoint_doc, /* tp_doc */
+ 0, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ BPy_CurvePoint_methods, /* tp_methods */
+ 0, /* tp_members */
+ BPy_CurvePoint_getseters, /* tp_getset */
+ &Interface0D_Type, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ (initproc)CurvePoint_init, /* tp_init */
+ 0, /* tp_alloc */
+ 0, /* tp_new */
+};
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+#ifdef __cplusplus
+}
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-20 22:08:12 +0300