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LibVirtGPU: Create and initialize device from file descriptor

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This commit is contained in:
Stephan Unverwerth 2022-12-22 15:08:40 +01:00 • committed by Andreas Kling
parent 4b792cb7be
commit 086c7c4c88
2 changed files with 16 additions and 1 deletions
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9
Userland/Libraries/LibVirtGPU/Device.cpp
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@ -11,9 +11,16 @@
namespace VirtGPU {
Device::Device(NonnullRefPtr<Core::File> gpu_file)
: m_gpu_file { gpu_file }
{
}
ErrorOr<NonnullOwnPtr<Device>> Device::create(Gfx::IntSize)
{
return make<Device>();
auto file = TRY(Core::File::open("/dev/gpu/render0", Core::OpenMode::ReadWrite));
auto device = make<Device>(file);
return device;
}
GPU::DeviceInfo Device::info() const

8
Userland/Libraries/LibVirtGPU/Device.h
View file

@ -6,12 +6,17 @@
#pragma once
#include <AK/NonnullOwnPtr.h>
#include <AK/NonnullRefPtr.h>
#include <LibCore/File.h>
#include <LibGPU/Device.h>
namespace VirtGPU {
class Device final : public GPU::Device {
public:
Device(NonnullRefPtr<Core::File>);
static ErrorOr<NonnullOwnPtr<Device>> create(Gfx::IntSize min_size);
virtual GPU::DeviceInfo info() const override;
@ -48,6 +53,9 @@ public:
virtual void set_raster_position(FloatVector4 const& position, FloatMatrix4x4 const& model_view_transform, FloatMatrix4x4 const& projection_transform) override;
virtual void bind_fragment_shader(RefPtr<GPU::Shader>) override;
private:
NonnullRefPtr<Core::File> m_gpu_file;
};
}