angle/include/angle_cl.h

123 строки
3.4 KiB
C++

//
// Copyright 2021 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// angle_cl.h: Includes all necessary CL headers and definitions for ANGLE.
#ifndef ANGLECL_H_
#define ANGLECL_H_
#define CL_TARGET_OPENCL_VERSION 300
#define CL_USE_DEPRECATED_OPENCL_1_0_APIS
#define CL_USE_DEPRECATED_OPENCL_1_1_APIS
#define CL_USE_DEPRECATED_OPENCL_1_2_APIS
#define CL_USE_DEPRECATED_OPENCL_2_0_APIS
#define CL_USE_DEPRECATED_OPENCL_2_1_APIS
#define CL_USE_DEPRECATED_OPENCL_2_2_APIS
#include "CL/cl_icd.h"
#include <cstddef>
#include <cstdint>
#include <type_traits>
namespace cl
{
using ContextErrorCB = void(CL_CALLBACK *)(const char *errinfo,
const void *private_info,
size_t cb,
void *user_data);
using MemoryCB = void(CL_CALLBACK *)(cl_mem memobj, void *user_data);
using ProgramCB = void(CL_CALLBACK *)(cl_program program, void *user_data);
using EventCB = void(CL_CALLBACK *)(cl_event event, cl_int event_command_status, void *user_data);
using UserFunc = void(CL_CALLBACK *)(void *args);
template <typename T = void>
struct Dispatch
{
explicit Dispatch(std::uint32_t magic) : mDispatch(sDispatch), mMagic(magic) {}
const cl_icd_dispatch &getDispatch() const { return *mDispatch; }
static const cl_icd_dispatch *sDispatch;
protected:
// This has to be the first member to be OpenCL ICD compatible
const cl_icd_dispatch *const mDispatch;
const std::uint32_t mMagic;
};
template <typename T>
const cl_icd_dispatch *Dispatch<T>::sDispatch = nullptr;
template <typename NativeObjectType, std::uint32_t magic>
struct NativeObject : public Dispatch<>
{
NativeObject() : Dispatch<>(magic)
{
static_assert(std::is_standard_layout<NativeObjectType>::value &&
offsetof(NativeObjectType, mDispatch) == 0u,
"Not ICD compatible");
}
template <typename T>
T &cast()
{
return static_cast<T &>(*this);
}
template <typename T>
const T &cast() const
{
return static_cast<const T &>(*this);
}
NativeObjectType *getNative() { return static_cast<NativeObjectType *>(this); }
const NativeObjectType *getNative() const
{
return static_cast<const NativeObjectType *>(this);
}
static NativeObjectType *CastNative(NativeObjectType *p) { return p; }
static bool IsValid(const NativeObjectType *p)
{
return p != nullptr && p->mDispatch == sDispatch && p->mMagic == magic;
}
};
} // namespace cl
struct _cl_platform_id : public cl::NativeObject<_cl_platform_id, 0x12345678u>
{};
struct _cl_device_id : public cl::NativeObject<_cl_device_id, 0x23456789u>
{};
struct _cl_context : public cl::NativeObject<_cl_context, 0x3456789Au>
{};
struct _cl_command_queue : public cl::NativeObject<_cl_command_queue, 0x456789ABu>
{};
struct _cl_mem : public cl::NativeObject<_cl_mem, 0x56789ABCu>
{};
struct _cl_program : public cl::NativeObject<_cl_program, 0x6789ABCDu>
{};
struct _cl_kernel : public cl::NativeObject<_cl_kernel, 0x789ABCDEu>
{};
struct _cl_event : public cl::NativeObject<_cl_event, 0x89ABCDEFu>
{};
struct _cl_sampler : public cl::NativeObject<_cl_sampler, 0x9ABCDEF0u>
{};
#endif // ANGLECL_H_