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- set default magnification filter for Metal layer to nearest
Magnification filter is applied to swapchain image when it's copied to a physical display surface This is needed for gfx-portability because MoltenVK uses nearest sampling by default
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3c0ff178fd
commit
d9dcc26dc6
2 changed files with 18 additions and 3 deletions
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@ -1482,8 +1482,14 @@ if( ZD_CMAKE_COMPILER_IS_GNUCXX_COMPATIBLE )
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endif()
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if( APPLE )
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set( LINK_FRAMEWORKS "-framework Cocoa -framework IOKit -framework OpenGL")
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if( HAVE_VULKAN )
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set( LINK_FRAMEWORKS "${LINK_FRAMEWORKS} -framework QuartzCore" )
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endif()
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set_target_properties(zdoom PROPERTIES
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LINK_FLAGS "-framework Cocoa -framework IOKit -framework OpenGL"
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LINK_FLAGS "${LINK_FRAMEWORKS}"
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MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_SOURCE_DIR}/posix/osx/zdoom-info.plist" )
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# Dymanic libraries like libvulkan.dylib or libMoltenVK.dylib will be loaded by dlopen()
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@ -925,6 +925,15 @@ bool I_GetVulkanPlatformExtensions(unsigned int *count, const char **names)
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bool I_CreateVulkanSurface(VkInstance instance, VkSurfaceKHR *surface)
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{
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NSView *const view = CocoaVideo::GetWindow().contentView;
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CALayer *const layer = view.layer;
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// Set magnification filter for swapchain image when it's copied to a physical display surface
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// This is needed for gfx-portability because MoltenVK uses preferred nearest sampling by default
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const char *const magFilterEnv = getenv("MVK_CONFIG_SWAPCHAIN_MAG_FILTER_USE_NEAREST");
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const bool useNearestFilter = magFilterEnv == nullptr || strtol(magFilterEnv, nullptr, 0) != 0;
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layer.magnificationFilter = useNearestFilter ? kCAFilterNearest : kCAFilterLinear;
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if (vkCreateMetalSurfaceEXT)
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{
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// Preferred surface creation path
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@ -932,7 +941,7 @@ bool I_CreateVulkanSurface(VkInstance instance, VkSurfaceKHR *surface)
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surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT;
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surfaceCreateInfo.pNext = nullptr;
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surfaceCreateInfo.flags = 0;
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surfaceCreateInfo.pLayer = static_cast<CAMetalLayer*>(CocoaVideo::GetWindow().contentView.layer);
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surfaceCreateInfo.pLayer = static_cast<CAMetalLayer*>(layer);
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const VkResult result = vkCreateMetalSurfaceEXT(instance, &surfaceCreateInfo, nullptr, surface);
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return result == VK_SUCCESS;
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@ -943,7 +952,7 @@ bool I_CreateVulkanSurface(VkInstance instance, VkSurfaceKHR *surface)
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windowCreateInfo.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK;
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windowCreateInfo.pNext = nullptr;
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windowCreateInfo.flags = 0;
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windowCreateInfo.pView = [CocoaVideo::GetWindow() contentView];
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windowCreateInfo.pView = view;
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const VkResult result = vkCreateMacOSSurfaceMVK(instance, &windowCreateInfo, nullptr, surface);
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return result == VK_SUCCESS;
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