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add an option to select gpu for metal

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This commit is contained in:
Samuliak 2024-12-18 19:51:58 +01:00
parent 79290eae3f
commit 08ea28f56e
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6 changed files with 129 additions and 22 deletions
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48
src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.cpp
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@ -36,10 +36,51 @@ float supportBufferData[512 * 4];
// Defined in the OpenGL renderer
void LatteDraw_handleSpecialState8_clearAsDepth();
std::vector<MetalRenderer::DeviceInfo> MetalRenderer::GetDevices()
{
auto devices = MTL::CopyAllDevices();
std::vector<MetalRenderer::DeviceInfo> result;
result.reserve(devices->count());
for (uint32 i = 0; i < devices->count(); i++)
{
MTL::Device* device = static_cast<MTL::Device*>(devices->object(i));
result.emplace_back(std::string(device->name()->utf8String()), device->registryID());
}
return result;
}
MetalRenderer::MetalRenderer()
{
m_device = MTL::CreateSystemDefaultDevice();
m_commandQueue = m_device->newCommandQueue();
// Pick a device
auto& config = GetConfig();
const bool hasDeviceSet = config.mtl_graphic_device_uuid != 0;
// If a device is set, try to find it
if (hasDeviceSet)
{
auto devices = MTL::CopyAllDevices();
for (uint32 i = 0; i < devices->count(); i++)
{
MTL::Device* device = static_cast<MTL::Device*>(devices->object(i));
if (device->registryID() == config.mtl_graphic_device_uuid)
{
m_device = device;
break;
}
}
}
if (!m_device)
{
if (hasDeviceSet)
{
cemuLog_log(LogType::Force, "The selected GPU ({}) could not be found. Using the system default device.", config.mtl_graphic_device_uuid);
config.mtl_graphic_device_uuid = 0;
}
// Use the system default device
m_device = MTL::CreateSystemDefaultDevice();
}
// Feature support
m_isAppleGPU = m_device->supportsFamily(MTL::GPUFamilyApple1);
@ -50,6 +91,9 @@ MetalRenderer::MetalRenderer()
CheckForPixelFormatSupport(m_pixelFormatSupport);
// Command queue
m_commandQueue = m_device->newCommandQueue();
// Synchronization resources
m_event = m_device->newEvent();