boo/lib/mac/CocoaCommon.hpp

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#ifndef BOO_COCOACOMMON_HPP
#define BOO_COCOACOMMON_HPP
#if __APPLE__
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#include <Availability.h>
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template <class T>
class NSPtr
{
T m_ptr = 0;
public:
NSPtr() = default;
~NSPtr() {[m_ptr release];}
NSPtr(T&& recv) : m_ptr(recv) {}
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NSPtr& operator=(T&& recv) {[m_ptr release]; m_ptr = recv; return *this;}
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NSPtr(const NSPtr& other) = delete;
NSPtr(NSPtr&& other) = default;
NSPtr& operator=(const NSPtr& other) = delete;
NSPtr& operator=(NSPtr&& other) = default;
operator bool() const {return m_ptr != 0;}
T get() const {return m_ptr;}
void reset() {[m_ptr release]; m_ptr = 0;}
};
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#if __MAC_OS_X_VERSION_MAX_ALLOWED >= 101100
#define BOO_HAS_METAL 1
#include <Metal/Metal.h>
#include <QuartzCore/CAMetalLayer.h>
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#include <unordered_map>
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#include <mutex>
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namespace boo
{
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class IWindow;
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struct MetalContext
{
NSPtr<id<MTLDevice>> m_dev;
NSPtr<id<MTLCommandQueue>> m_q;
struct Window
{
CAMetalLayer* m_metalLayer = nullptr;
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std::mutex m_resizeLock;
bool m_needsResize;
CGSize m_size;
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};
std::unordered_map<IWindow*, Window> m_windows;
};
}
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#else
#define BOO_HAS_METAL 0
namespace boo
{
struct MetalContext {};
}
#endif
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#endif // __APPLE__
#endif // BOO_COCOACOMMON_HPP