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ARC / Autorelease fixes with metal-cpp and extensions #5403

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ARC / Autorelease fixes with metal-cpp and extensions #5403

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71afef4
Better support for ARC / Autorelease and Apple C++ extensions
stack Jun 16, 2022
f1e5cb5
Merge branch 'docking' of https://github.com/stack/imgui into docking
stack Jun 16, 2022
8cc0760
Proper preprocessor for metal-cpp-extensions
stack Jun 16, 2022
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18 changes: 9 additions & 9 deletions backends/imgui_impl_metal.mm
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Original file line number Diff line number Diff line change
Expand Up @@ -92,32 +92,32 @@ - (MetalBuffer*)dequeueReusableBufferOfLength:(NSUInteger)length device:(id<MTLD

bool ImGui_ImplMetal_Init(MTL::Device* device)
{
return ImGui_ImplMetal_Init((id<MTLDevice>)(device));
return ImGui_ImplMetal_Init((__bridge id<MTLDevice>)(device));
}

void ImGui_ImplMetal_NewFrame(MTL::RenderPassDescriptor* renderPassDescriptor)
{
ImGui_ImplMetal_NewFrame((MTLRenderPassDescriptor*)(renderPassDescriptor));
ImGui_ImplMetal_NewFrame((__bridge MTLRenderPassDescriptor*)(renderPassDescriptor));
}

void ImGui_ImplMetal_RenderDrawData(ImDrawData* draw_data,
MTL::CommandBuffer* commandBuffer,
MTL::RenderCommandEncoder* commandEncoder)
{
ImGui_ImplMetal_RenderDrawData(draw_data,
(id<MTLCommandBuffer>)(commandBuffer),
(id<MTLRenderCommandEncoder>)(commandEncoder));
(__bridge id<MTLCommandBuffer>)(commandBuffer),
(__bridge id<MTLRenderCommandEncoder>)(commandEncoder));

}

bool ImGui_ImplMetal_CreateFontsTexture(MTL::Device* device)
{
return ImGui_ImplMetal_CreateFontsTexture((id<MTLDevice>)(device));
return ImGui_ImplMetal_CreateFontsTexture((__bridge id<MTLDevice>)(device));
}

bool ImGui_ImplMetal_CreateDeviceObjects(MTL::Device* device)
{
return ImGui_ImplMetal_CreateDeviceObjects((id<MTLDevice>)(device));
return ImGui_ImplMetal_CreateDeviceObjects((__bridge id<MTLDevice>)(device));
}

#endif // #ifdef IMGUI_IMPL_METAL_CPP
Expand Down Expand Up @@ -413,7 +413,7 @@ static void ImGui_ImplMetal_CreateWindow(ImGuiViewport* viewport)
CAMetalLayer* layer = [CAMetalLayer layer];
layer.device = device;
layer.framebufferOnly = YES;
layer.pixelFormat = MTLPixelFormatBGRA8Unorm;
layer.pixelFormat = bd->SharedMetalContext.framebufferDescriptor.colorPixelFormat;
#if TARGET_OS_OSX
NSWindow* window = (__bridge NSWindow*)handle;
NSView* view = window.contentView;
Expand Down Expand Up @@ -589,8 +589,8 @@ - (instancetype)init
{
if ((self = [super init]))
{
_renderPipelineStateCache = [NSMutableDictionary dictionary];
_bufferCache = [NSMutableArray array];
self.renderPipelineStateCache = [NSMutableDictionary dictionary];
self.bufferCache = [NSMutableArray array];
_lastBufferCachePurge = GetMachAbsoluteTimeInSeconds();
}
return self;
Expand Down
18 changes: 18 additions & 0 deletions backends/imgui_impl_osx.h
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Expand Up @@ -17,9 +17,27 @@

#include "imgui.h" // IMGUI_IMPL_API

#ifdef __OBJC__

@class NSEvent;
@class NSView;

IMGUI_IMPL_API bool ImGui_ImplOSX_Init(NSView* _Nonnull view);
IMGUI_IMPL_API void ImGui_ImplOSX_Shutdown();
IMGUI_IMPL_API void ImGui_ImplOSX_NewFrame(NSView* _Nullable view);

#endif

#ifdef IMGUI_IMPL_METAL_CPP_EXTENSIONS

// #include <AppKit/AppKit.hpp>

#ifndef __OBJC__

IMGUI_IMPL_API bool ImGui_ImplOSX_Init(void* _Nonnull view);
IMGUI_IMPL_API void ImGui_ImplOSX_Shutdown();
IMGUI_IMPL_API void ImGui_ImplOSX_NewFrame(void* _Nullable view);

#endif

#endif
12 changes: 12 additions & 0 deletions backends/imgui_impl_osx.mm
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Original file line number Diff line number Diff line change
Expand Up @@ -376,6 +376,18 @@ static ImGuiKey ImGui_ImplOSX_KeyCodeToImGuiKey(int key_code)
}
}

#ifdef IMGUI_IMPL_METAL_CPP_EXTENSIONS

IMGUI_IMPL_API bool ImGui_ImplOSX_Init(void* _Nonnull view) {
return ImGui_ImplOSX_Init((__bridge NSView*)(view));
}

IMGUI_IMPL_API void ImGui_ImplOSX_NewFrame(void* _Nullable view) {
return ImGui_ImplOSX_NewFrame((__bridge NSView*)(view));
}

#endif


bool ImGui_ImplOSX_Init(NSView* view)
{
Expand Down