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/* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup bpygpu
*/
#pragma once
extern PyTypeObject BPyGPU_BufferType;
#define BPyGPU_Buffer_Check(v) (Py_TYPE(v) == &BPyGPU_BufferType)
/**
* Buffer Object
*
* For Python access to GPU functions requiring a pointer.
*/
typedef struct BPyGPUBuffer {
PyObject_VAR_HEAD
PyObject *parent;
int format;
int shape_len;
Py_ssize_t *shape;
union {
char *as_byte;
int *as_int;
uint *as_uint;
float *as_float;
void *as_void;
} buf;
} BPyGPUBuffer;
size_t bpygpu_Buffer_size(BPyGPUBuffer *buffer);
/**
* Create a buffer object
*
* \param shape: An array of `shape_len` integers representing the size of each dimension.
* \param buffer: When not NULL holds a contiguous buffer
* with the correct format from which the buffer will be initialized
*/
BPyGPUBuffer *BPyGPU_Buffer_CreatePyObject(int format,
const Py_ssize_t *shape,
int shape_len,
void *buffer);
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