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test2/intern/cycles/device/metal/device.mm

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/* SPDX-FileCopyrightText: 2021-2022 Blender Foundation
*
* SPDX-License-Identifier: Apache-2.0 */
#include "device/device.h"
#ifdef WITH_METAL
# include "device/metal/device.h"
# include "device/metal/device_impl.h"
# include "integrator/denoiser_oidn_gpu.h"
#endif
#include "util/debug.h"
#include "util/set.h"
#include "util/system.h"
CCL_NAMESPACE_BEGIN
#ifdef WITH_METAL
unique_ptr<Device> device_metal_create(const DeviceInfo &info,
Stats &stats,
Profiler &profiler,
bool headless)
{
return make_unique<MetalDevice>(info, stats, profiler, headless);
}
bool device_metal_init()
{
return true;
}
void device_metal_exit()
{
MetalDeviceKernels::static_deinitialize();
}
void device_metal_info(vector<DeviceInfo> &devices)
{
auto usable_devices = MetalInfo::get_usable_devices();
/* Devices are numbered consecutively across platforms. */
set<string> unique_ids;
int device_index = 0;
for (id<MTLDevice> &device : usable_devices) {
/* Compute unique ID for persistent user preferences. */
string device_name = MetalInfo::get_device_name(device);
string id = string("METAL_") + device_name;
/* Hardware ID might not be unique, add device number in that case. */
if (unique_ids.find(id) != unique_ids.end()) {
id += string_printf("_ID_%d", device_index);
}
unique_ids.insert(id);
/* Create DeviceInfo. */
DeviceInfo info;
info.type = DEVICE_METAL;
info.description = string_remove_trademark(string(device_name));
info.num = device_index;
/* We don't know if it's used for display, but assume it is. */
info.display_device = true;
info.denoisers = DENOISER_NONE;
info.id = id;
# if defined(WITH_OPENIMAGEDENOISE)
# if OIDN_VERSION >= 20300
if (oidnIsMetalDeviceSupported(device)) {
# else
if (OIDNDenoiserGPU::is_device_supported(info)) {
# endif
info.denoisers |= DENOISER_OPENIMAGEDENOISE;
}
# endif
info.has_nanovdb = true;
/* MNEE caused "Compute function exceeds available temporary registers" in macOS < 13 due to a
* bug in spill buffer allocation sizing. */
info.has_mnee = false;
if (@available(macos 13.0, *)) {
info.has_mnee = true;
}
info.use_hardware_raytracing = false;
/* MetalRT now uses features exposed in Xcode versions corresponding to macOS 14+, so don't
* expose it in builds from older Xcode versions. */
# if defined(MAC_OS_VERSION_14_0)
if (@available(macos 14.0, *)) {
info.use_hardware_raytracing = device.supportsRaytracing;
/* Use hardware raytracing for faster rendering on architectures that support it. */
info.use_metalrt_by_default = device.supportsRaytracing &&
(MetalInfo::get_apple_gpu_architecture(device) >= APPLE_M3);
}
# endif
devices.push_back(info);
device_index++;
VLOG_INFO << "Added device \"" << info.description << "\" with id \"" << info.id << "\".";
if (info.denoisers & DENOISER_OPENIMAGEDENOISE) {
VLOG_INFO << "Device with id \"" << info.id << "\" supports "
<< denoiserTypeToHumanReadable(DENOISER_OPENIMAGEDENOISE) << ".";
}
}
}
string device_metal_capabilities()
{
string result;
auto allDevices = MTLCopyAllDevices();
uint32_t num_devices = (uint32_t)allDevices.count;
if (num_devices == 0) {
return "No Metal devices found\n";
}
result += string_printf("Number of devices: %u\n", num_devices);
for (id<MTLDevice> device in allDevices) {
string device_name = MetalInfo::get_device_name(device);
result += string_printf("\t\tDevice: %s\n", device_name.c_str());
}
return result;
}
#else
unique_ptr<Device> device_metal_create(const DeviceInfo & /*info*/,
Stats & /*stats*/,
Profiler & /*profiler*/)
{
return nullptr;
}
bool device_metal_init()
{
return false;
}
void device_metal_info(vector<DeviceInfo> & /*devices*/) {}
string device_metal_capabilities()
{
return "";
}
#endif
CCL_NAMESPACE_END