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514 lines (429 loc) · 11.9 KB
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#include "mvCustomTypes.h"
#include <string>
#include "mvTypes.h"
#include "mvPyUtils.h"
static void
intialize_mvMat4(mvMat4* a,
f32 m00, f32 m01, f32 m02, f32 m03,
f32 m10, f32 m11, f32 m12, f32 m13,
f32 m20, f32 m21, f32 m22, f32 m23,
f32 m30, f32 m31, f32 m32, f32 m33)
{
a->cols[0][0] = m00;
a->cols[0][1] = m10;
a->cols[0][2] = m20;
a->cols[0][3] = m30;
a->cols[1][0] = m01;
a->cols[1][1] = m11;
a->cols[1][2] = m21;
a->cols[1][3] = m31;
a->cols[2][0] = m02;
a->cols[2][1] = m12;
a->cols[2][2] = m22;
a->cols[2][3] = m32;
a->cols[3][0] = m03;
a->cols[3][1] = m13;
a->cols[3][2] = m23;
a->cols[3][3] = m33;
}
int
PymvMat4_init(PymvMat4* self, PyObject* args, PyObject* kwds)
{
f32 m00 = 0.0f;
f32 m01 = 0.0f;
f32 m02 = 0.0f;
f32 m03 = 0.0f;
f32 m10 = 0.0f;
f32 m11 = 0.0f;
f32 m12 = 0.0f;
f32 m13 = 0.0f;
f32 m20 = 0.0f;
f32 m21 = 0.0f;
f32 m22 = 0.0f;
f32 m23 = 0.0f;
f32 m30 = 0.0f;
f32 m31 = 0.0f;
f32 m32 = 0.0f;
f32 m33 = 0.0f;
static char km00[] = "m00";
static char km01[] = "m01";
static char km02[] = "m02";
static char km03[] = "m03";
static char km10[] = "m10";
static char km11[] = "m11";
static char km12[] = "m12";
static char km13[] = "m13";
static char km20[] = "m20";
static char km21[] = "m21";
static char km22[] = "m22";
static char km23[] = "m23";
static char km30[] = "m30";
static char km31[] = "m31";
static char km32[] = "m32";
static char km33[] = "m33";
static char* kwlist[] = {
km00, km01, km02, km03,
km10, km11, km12, km13,
km20, km21, km22, km23,
km30, km31, km32, km33, NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "|ffffffffffffffff", kwlist,
&m00, &m01, &m02, &m03,
&m10, &m11, &m12, &m13,
&m20, &m21, &m22, &m23,
&m30, &m31, &m32, &m33))
return -1;
intialize_mvMat4(&self->m,
m00, m01, m02, m03,
m10, m11, m12, m13,
m20, m21, m22, m23,
m30, m31, m32, m33);
return 0;
}
void
PymvMat4_dealloc(PymvMat4* self)
{
Py_TYPE(self)->tp_free((PyObject*)self);
}
PyObject*
PymvMat4_str(PymvMat4* self)
{
std::string result;
for (int i = 0; i < 4; i++)
{
result += "|";
for(int j = 0; j < 4; j++)
result += std::to_string(self->m.cols[j][i]) + "\t";
result += "\t|\n";
}
PyObject* ret = PyUnicode_FromString(result.c_str());
return ret;
}
Py_ssize_t
PymvMat4_getLength(PyObject* obj)
{
auto self = (PymvMat4*)obj;
return 16;
}
PyObject*
PymvMat4_getItem(PyObject* obj, Py_ssize_t index)
{
PymvMat4* self = (PymvMat4*)obj;
if(index > 15)
return Py_BuildValue("f", self->m.cols[3][3]);
i32 column = index/4;
i32 row = index % 4;
return Py_BuildValue("f", self->m.cols[column][row]);
}
int
PymvMat4_setItem(PyObject* obj, Py_ssize_t index, PyObject* value)
{
PymvMat4* self = (PymvMat4*)obj;
if (index > 15)
return 0;
i32 column = index/4;
i32 row = index % 4;
self->m.cols[column][row] = (float)PyFloat_AsDouble(value);
return 0;
}
PyObject*
PymvMat4_add(PyObject* left, PyObject* right)
{
PyObject* newbuffer = nullptr;
PymvMat4* newbufferview = nullptr;
newbufferview = PyObject_New(PymvMat4, &PymvMat4Type);
newbuffer = PyObject_Init((PyObject*)newbufferview, &PymvMat4Type);
PymvMat4* leftVect = (PymvMat4*)left;
PymvMat4* rightVect = (PymvMat4*)right;
newbufferview->m = leftVect->m + rightVect->m;
return newbuffer;
}
PyObject*
PymvMat4_subtract(PyObject* left, PyObject* right)
{
PyObject* newbuffer = nullptr;
PymvMat4* newbufferview = nullptr;
newbufferview = PyObject_New(PymvMat4, &PymvMat4Type);
newbuffer = PyObject_Init((PyObject*)newbufferview, &PymvMat4Type);
PymvMat4* leftVect = (PymvMat4*)left;
PymvMat4* rightVect = (PymvMat4*)right;
newbufferview->m = leftVect->m - rightVect->m;
return newbuffer;
}
PyObject*
PymvMat4_multiply(PyObject* left, PyObject* right)
{
PyObject* newbuffer = nullptr;
PymvMat4* newbufferview = nullptr;
newbufferview = PyObject_New(PymvMat4, &PymvMat4Type);
newbuffer = PyObject_Init((PyObject*)newbufferview, &PymvMat4Type);
PymvMat4* leftVect = (PymvMat4*)left;
PymvMat4* rightVect = (PymvMat4*)right;
newbufferview->m = leftVect->m * rightVect->m;
return newbuffer;
}
static void
intialize_mvVec4(mvVec4* a, float x, float y, float z, float w)
{
a->x = x;
a->y = y;
a->z = z;
a->w = w;
}
int
PymvVec4_init(PymvVec4* self, PyObject* args, PyObject* kwds)
{
float x = 0.0f;
float y = 0.0f;
float z = 0.0f;
float w = 0.0f;
static char kw_x[] = "x";
static char kw_y[] = "y";
static char kw_z[] = "z";
static char kw_w[] = "w";
static char* kwlist[] = { kw_x, kw_y, kw_z, kw_w, nullptr };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "|ffff", kwlist, &x, &y, &z, &w))
return -1;
intialize_mvVec4(&self->vec4, x, y, z, w);
return 0;
}
void
PymvVec4_dealloc(PymvVec4* self)
{
Py_TYPE(self)->tp_free((PyObject*)self);
}
PyObject*
PymvVec4_str(PymvVec4* self)
{
std::string result = "[ ";
result += std::to_string(self->vec4.x) + " ";
result += std::to_string(self->vec4.y) + " ";
result += std::to_string(self->vec4.z) + " ";
result += std::to_string(self->vec4.w) + " ";
result += "]";
PyObject* ret = PyUnicode_FromString(result.c_str());
return ret;
}
Py_ssize_t
PymvVec4_getLength(PyObject* obj)
{
auto self = (PymvVec4*)obj;
return 4;
}
PyObject*
PymvVec4_getItem(PyObject* obj, Py_ssize_t index)
{
PymvVec4* self = (PymvVec4*)obj;
switch(index)
{
case 0: return Py_BuildValue("f", self->vec4.x);
case 1: return Py_BuildValue("f", self->vec4.y);
case 2: return Py_BuildValue("f", self->vec4.z);
case 3: return Py_BuildValue("f", self->vec4.w);
default: return Py_BuildValue("f", self->vec4.w);
}
}
int
PymvVec4_setItem(PyObject* obj, Py_ssize_t index, PyObject* value)
{
PymvVec4* self = (PymvVec4*)obj;
if (index > 3)
return 0;
f32 val = (float)PyFloat_AsDouble(value);
switch(index)
{
case 0:
self->vec4.x = val;
break;
case 1:
self->vec4.y = val;
break;
case 2:
self->vec4.z = val;
break;
case 3:
self->vec4.w = val;
break;
default: break;
}
return 0;
}
PyObject*
PymvVec4_add(PyObject* left, PyObject* right)
{
PyObject* newbuffer = nullptr;
PymvVec4* newbufferview = nullptr;
newbufferview = PyObject_New(PymvVec4, &PymvVec4Type);
newbuffer = PyObject_Init((PyObject*)newbufferview, &PymvVec4Type);
PymvVec4* leftVect = (PymvVec4*)left;
PymvVec4* rightVect = (PymvVec4*)right;
newbufferview->vec4.x = leftVect->vec4.x + rightVect->vec4.x;
newbufferview->vec4.y = leftVect->vec4.y + rightVect->vec4.y;
newbufferview->vec4.z = leftVect->vec4.z + rightVect->vec4.z;
newbufferview->vec4.w = leftVect->vec4.w + rightVect->vec4.w;
return newbuffer;
}
PyObject*
PymvVec4_subtract(PyObject* left, PyObject* right)
{
PyObject* newbuffer = nullptr;
PymvVec4* newbufferview = nullptr;
newbufferview = PyObject_New(PymvVec4, &PymvVec4Type);
newbuffer = PyObject_Init((PyObject*)newbufferview, &PymvVec4Type);
PymvVec4* leftVect = (PymvVec4*)left;
PymvVec4* rightVect = (PymvVec4*)right;
newbufferview->vec4.x = leftVect->vec4.x - rightVect->vec4.x;
newbufferview->vec4.y = leftVect->vec4.y - rightVect->vec4.y;
newbufferview->vec4.z = leftVect->vec4.z - rightVect->vec4.z;
newbufferview->vec4.w = leftVect->vec4.w - rightVect->vec4.w;
return newbuffer;
}
PyObject* PymvVec4_multiply(PyObject* left, PyObject* right)
{
PyObject* newbuffer = nullptr;
PymvVec4* newbufferview = nullptr;
newbufferview = PyObject_New(PymvVec4, &PymvVec4Type);
newbuffer = PyObject_Init((PyObject*)newbufferview, &PymvVec4Type);
//PymvVec4* leftVect = (PymvVec4*)left;
//PymvVec4* rightVect = (PymvVec4*)right;
if (isPyObject_Float(left))
{
float value = ToFloat(left);
PymvVec4* rightVect = (PymvVec4*)right;
newbufferview->vec4.x = value * rightVect->vec4.x;
newbufferview->vec4.y = value * rightVect->vec4.y;
newbufferview->vec4.z = value * rightVect->vec4.z;
newbufferview->vec4.w = value * rightVect->vec4.w;
}
else if (isPyObject_Float(right))
{
float value = ToFloat(right);
PymvVec4* leftVect = (PymvVec4*)left;
newbufferview->vec4.x = value * leftVect->vec4.x;
newbufferview->vec4.y = value * leftVect->vec4.y;
newbufferview->vec4.z = value * leftVect->vec4.z;
newbufferview->vec4.w = value * leftVect->vec4.w;
}
else
{
PymvVec4* leftVect = (PymvVec4*)left;
PymvVec4* rightVect = (PymvVec4*)right;
newbufferview->vec4.x = leftVect->vec4.x * rightVect->vec4.x;
newbufferview->vec4.y = leftVect->vec4.y * rightVect->vec4.y;
newbufferview->vec4.z = leftVect->vec4.z * rightVect->vec4.z;
newbufferview->vec4.w = leftVect->vec4.w * rightVect->vec4.w;
}
return newbuffer;
}
static void
intialize_mvBuffer(mvBuffer* a, long length)
{
a->length = length;
a->data = new float[length];
for (int i = 0; i < length; i++)
a->data[i] = 1.0f;
}
static void
deallocate_mvBuffer(mvBuffer* a)
{
delete[] a->data;
a->data = nullptr;
}
int
PymvBuffer_init(PymvBuffer* self, PyObject* args, PyObject* kwds)
{
// init may have already been called
if (self->arr.data != nullptr)
deallocate_mvBuffer(&self->arr);
int length = 0;
static char kw[] = "length";
static char* kwlist[] = { kw, nullptr };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "|i", kwlist, &length))
return -1;
if (length < 0)
length = 0;
intialize_mvBuffer(&self->arr, length);
return 0;
}
PyObject*
PymvBuffer_clear_value(PymvBuffer* self, PyObject* args, PyObject* kwds)
{
float value = 0.0f;
if (!PyArg_ParseTuple(args, "f", &value))
Py_RETURN_NONE;
for (int i = 0; i < self->arr.length; i++)
self->arr.data[i] = value;
Py_RETURN_NONE;
}
PyObject*
PymvBuffer_get_width(PymvBuffer* self, PyObject* args, PyObject* kwds)
{
return ToPyInt(self->arr.width);
}
PyObject*
PymvBuffer_get_height(PymvBuffer* self, PyObject* args, PyObject* kwds)
{
return ToPyInt(self->arr.height);
}
void
PymvBuffer_dealloc(PymvBuffer* self)
{
deallocate_mvBuffer(&self->arr);
Py_TYPE(self)->tp_free((PyObject*)self);
}
PyObject*
PymvBuffer_str(PymvBuffer* self)
{
std::string result = "[ ";
for (int i = 0; i < 10; i++)
{
if (self->arr.length == i)
break;
result += std::to_string(self->arr.data[i]) + " ";
}
result += " ... ]";
PyObject* ret = PyUnicode_FromString(result.c_str());
return ret;
}
int
PymvBuffer_getbuffer(PyObject* obj, Py_buffer* view, int flags)
{
if (view == nullptr) {
PyErr_SetString(PyExc_ValueError, "NULL view in getbuffer");
return -1;
}
auto self = (PymvBuffer*)obj;
view->obj = (PyObject*)self;
view->buf = (void*)self->arr.data;
view->len = self->arr.length * sizeof(float);
view->readonly = 0;
view->itemsize = sizeof(float);
//view->format = (char*)(PyBUF_CONTIG_RO | PyBUF_FORMAT); // float
static char format[] = "f";
view->format = format; // float
view->ndim = 1;
view->shape = (Py_ssize_t*)&self->arr.length; // length-1 sequence of dimensions
view->strides = &view->itemsize; // for the simple case we can do this
view->suboffsets = nullptr;
view->internal = nullptr;
Py_INCREF(self); // need to increase the reference count
return 0;
}
Py_ssize_t
PymvBuffer_getLength(PyObject* obj)
{
auto self = (PymvBuffer*)obj;
return self->arr.length;
}
PyObject*
PymvBuffer_getItem(PyObject* obj, Py_ssize_t index)
{
PymvBuffer* self = (PymvBuffer*)obj;
return Py_BuildValue("f", self->arr.data[index]);
}
int
PymvBuffer_setItem(PyObject* obj, Py_ssize_t index, PyObject* value)
{
PymvBuffer* self = (PymvBuffer*)obj;
self->arr.data[index] = (float)PyFloat_AsDouble(value);
return 0;
}
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