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#pragma once
#include "../../compiler_setup.h"
#include "../../types/all.h"
#include "../../internal_functions/all.h"
#include "../function_generator_macros.h"
PyGLM_MAKE_GLM_FUNC_NN_VV__tGPL(linearRand)
PyGLM_MAKE_GLM_FUNC_NN_VV__tGPL(gaussRand)
static PyObject*
circularRand_(PyObject*, PyObject* arg) {
if (PyGLM_Number_Check(arg)) {
float f = PyGLM_Number_AsFloat(arg);
if (f <= 0) {
PyErr_SetString(PyExc_ValueError, "circularRand() requires a Radius greater than 0");
return NULL;
}
return pack(glm::circularRand(f));
}
PyGLM_TYPEERROR_O("invalid argument type for circularRand(): ", arg);
return NULL;
}
static PyObject*
sphericalRand_(PyObject*, PyObject* arg) {
if (PyGLM_Number_Check(arg)) {
float f = PyGLM_Number_AsFloat(arg);
if (f <= 0) {
PyErr_SetString(PyExc_ValueError, "sphericalRand() requires a Radius greater than 0");
return NULL;
}
return pack(glm::sphericalRand(f));
}
PyGLM_TYPEERROR_O("invalid argument type for sphericalRand(): ", arg);
return NULL;
}
static PyObject*
diskRand_(PyObject*, PyObject* arg) {
if (PyGLM_Number_Check(arg)) {
float f = PyGLM_Number_AsFloat(arg);
if (f <= 0) {
PyErr_SetString(PyExc_ValueError, "diskRand() requires a Radius greater than 0");
return NULL;
}
return pack(glm::diskRand(f));
}
PyGLM_TYPEERROR_O("invalid argument type for diskRand(): ", arg);
return NULL;
}
static PyObject*
ballRand_(PyObject*, PyObject* arg) {
if (PyGLM_Number_Check(arg)) {
float f = PyGLM_Number_AsFloat(arg);
if (f <= 0) {
PyErr_SetString(PyExc_ValueError, "ballRand() requires a Radius greater than 0");
return NULL;
}
return pack(glm::ballRand(f));
}
PyGLM_TYPEERROR_O("invalid argument type for ballRand(): ", arg);
return NULL;
}
static PyObject*
setSeed_(PyObject*, PyObject* arg) {
if (PyLong_Check(arg)) {
unsigned long seed = PyLong_AsUnsignedLong(arg);
std::srand(seed);
Py_RETURN_NONE;
}
PyGLM_TYPEERROR_O("invalid argument type for setSeed(): ", arg);
return NULL;
}
PyDoc_STRVAR(ballRand_docstr,
"ballRand(Radius: float) -> vec3\n"
" Generate a random 3D vector which coordinates are regulary distributed within the volume of\n"
" a ball of a given radius."
);
PyDoc_STRVAR(circularRand_docstr,
"circularRand(Radius: float) -> vec2\n"
" Generate a random 2D vector which coordinates are regulary distributed on a circle of a\n"
" given radius."
);
PyDoc_STRVAR(diskRand_docstr,
"diskRand(Radius: float) -> vec2\n"
" Generate a random 2D vector which coordinates are regulary distributed within the area of\n"
" a disk of a given radius."
);
PyDoc_STRVAR(gaussRand_docstr,
"gaussRand(Mean: float, Deviation: float) -> float\n"
" Generate random numbers in the interval `[Min, Max]`, according a gaussian distribution.\n"
"gaussRand(Mean: vecN, Deviation: vecN) -> vecN\n"
" Generate random numbers in the interval `[Min, Max]`, according a gaussian distribution."
);
PyDoc_STRVAR(linearRand_docstr,
"linearRand(Min: float, Max: float) -> float\n"
" Generate random numbers in the interval `[Min, Max]`, according a linear distribution.\n"
"linearRand(Min: vecN, Max: vecN) -> vecN\n"
" Generate random numbers in the interval `[Min, Max]`, according a linear distribution."
);
PyDoc_STRVAR(sphericalRand_docstr,
"sphericalRand(Radius: float) -> vec3\n"
" Generate a random 3D vector which coordinates are regulary distributed on a sphere of a\n"
" given radius."
);
PyDoc_STRVAR(setSeed_docstr,
"setSeed(seed: int) -> None\n"
" Sets the seed fot the pseudo-random number generator used by the -Rand functions.\n"
" The seed needs to be greater or equal to zero.\n"
" Default seed is `1`.\n"
);
#define RANDOM_METHODS \
{ "linearRand", (PyCFunction)linearRand_, METH_VARARGS, linearRand_docstr }, \
{ "gaussRand", (PyCFunction)gaussRand_, METH_VARARGS, gaussRand_docstr }, \
{ "circularRand", (PyCFunction)circularRand_, METH_O, circularRand_docstr }, \
{ "sphericalRand", (PyCFunction)sphericalRand_, METH_O, sphericalRand_docstr }, \
{ "diskRand", (PyCFunction)diskRand_, METH_O, diskRand_docstr }, \
{ "ballRand", (PyCFunction)ballRand_, METH_O, ballRand_docstr }, \
{ "setSeed", (PyCFunction)setSeed_, METH_O, setSeed_docstr }
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