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/*
Copyright (C) 2024 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "metal_video_view.h"
#include <dcp/warnings.h>
LIBDCP_DISABLE_WARNINGS
#define NS_PRIVATE_IMPLEMENTATION
#define MTL_PRIVATE_IMPLEMENTATION
#define MTK_PRIVATE_IMPLEMENTATION
#define CA_PRIVATE_IMPLEMENTATION
#include <Metal/Metal.hpp>
#include <AppKit/AppKit.hpp>
#include <MetalKit/MetalKit.hpp>
LIBDCP_ENABLE_WARNINGS
class ViewDelegate : public MTK::ViewDelegate
{
public:
ViewDelegate(MTL::Device* device)
: _device(device)
{}
virtual void drawInMTKView(MTK::View* view) override
{
std::cout << "AWOOGA\n";
}
private:
MTL::Device* _device;
};
MetalVideoView::MetalVideoView(FilmViewer* viewer, wxWindow* parent)
: VideoView(viewer, false)
, _canvas(new wxWindow(parent, wxID_ANY))
{
_device = NS::TransferPtr(MTLCreateSystemDefaultDevice());
_view = MTK::View::alloc()->init(CGRect{{0, 0}, {512, 512}}, _device);
_view->setColorPixelFormat(MTL::PixelFormat::PixelFormatBGRA8Unorm_sRGB);
_view->setClearColor(MTL::ClearColor::Make(1.0, 0.0, 0.0, 1.0));
_delegate = new ViewDelegate(_device);
_view->setDelegate(_delegate);
set_layer(_canvas->GetHandle(), _view->currentDrawable()->layer());
std::cout << "Create MetalVideoView\n";
}
MetalVideoView::~MetalVideoView()
{
_device->release();
}
void
MetalVideoView::update()
{
std::cout << "MetalVideoView::update()\n";
}
void
MetalVideoView::start()
{
std::cout << "MetalVideoView::start()\n";
}
void
MetalVideoView::stop()
{
std::cout << "MetalVideoView::stop()\n";
}
VideoView::NextFrameResult
MetalVideoView::display_next_frame(bool non_blocking)
{
std::cout << "MetalVideoView::display_next_frame()\n";
}
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