From: Chip Davis Subject: [PATCH 1/2] winemac.drv: Pass the CAMetalLayer to MoltenVK. Message-Id: <20191213165725.4465-1-cdavis@codeweavers.com> Date: Fri, 13 Dec 2019 10:57:24 -0600 It isn't safe to access the view object from any thread other than the main thread. In fact, if you try to call vkCreateMacOSSurfaceMVK() from any other thread, MoltenVK prints out a big, scary warning telling you not to do this! Instead, get the layer from the view ourselves and pass that to MoltenVK. Recent versions of MoltenVK can accept either the view or the layer. Signed-off-by: Chip Davis --- dlls/winemac.drv/cocoa_window.m | 14 ++++++++++++++ dlls/winemac.drv/macdrv_cocoa.h | 2 ++ dlls/winemac.drv/vulkan.c | 2 +- 3 files changed, 17 insertions(+), 1 deletion(-) diff --git a/dlls/winemac.drv/cocoa_window.m b/dlls/winemac.drv/cocoa_window.m index 877653ea007..6ac30843025 100644 --- a/dlls/winemac.drv/cocoa_window.m +++ b/dlls/winemac.drv/cocoa_window.m @@ -3796,6 +3796,20 @@ macdrv_metal_view macdrv_view_create_metal_view(macdrv_view v, macdrv_metal_devi return (macdrv_metal_view)metalView; } +macdrv_metal_layer macdrv_view_get_metal_layer(macdrv_metal_view v) +{ + WineMetalView* view = (WineMetalView*)v; + __block CAMetalLayer* layer; + + if ([NSThread isMainThread]) + layer = (CAMetalLayer*)view.layer; + else OnMainThread(^{ + layer = (CAMetalLayer*)view.layer; + }); + + return (macdrv_metal_layer)layer; +} + void macdrv_view_release_metal_view(macdrv_metal_view v) { WineMetalView* view = (WineMetalView*)v; diff --git a/dlls/winemac.drv/macdrv_cocoa.h b/dlls/winemac.drv/macdrv_cocoa.h index 676adb435bb..b02ad79f025 100644 --- a/dlls/winemac.drv/macdrv_cocoa.h +++ b/dlls/winemac.drv/macdrv_cocoa.h @@ -140,6 +140,7 @@ #ifdef HAVE_METAL_METAL_H typedef struct macdrv_opaque_metal_device* macdrv_metal_device; typedef struct macdrv_opaque_metal_view* macdrv_metal_view; +typedef struct macdrv_opaque_metal_layer* macdrv_metal_layer; #endif typedef struct macdrv_opaque_status_item* macdrv_status_item; struct macdrv_event; @@ -587,6 +588,7 @@ extern void macdrv_set_window_color_key(macdrv_window w, CGFloat keyRed, CGFloat extern macdrv_metal_device macdrv_create_metal_device(void) DECLSPEC_HIDDEN; extern void macdrv_release_metal_device(macdrv_metal_device d) DECLSPEC_HIDDEN; extern macdrv_metal_view macdrv_view_create_metal_view(macdrv_view v, macdrv_metal_device d) DECLSPEC_HIDDEN; +extern macdrv_metal_layer macdrv_view_get_metal_layer(macdrv_metal_view v) DECLSPEC_HIDDEN; extern void macdrv_view_release_metal_view(macdrv_metal_view v) DECLSPEC_HIDDEN; #endif extern int macdrv_get_view_backing_size(macdrv_view v, int backing_size[2]) DECLSPEC_HIDDEN; diff --git a/dlls/winemac.drv/vulkan.c b/dlls/winemac.drv/vulkan.c index cc7f22f6788..21e93827c15 100644 --- a/dlls/winemac.drv/vulkan.c +++ b/dlls/winemac.drv/vulkan.c @@ -282,7 +282,7 @@ static VkResult macdrv_vkCreateWin32SurfaceKHR(VkInstance instance, create_info_host.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK; create_info_host.pNext = NULL; create_info_host.flags = 0; /* reserved */ - create_info_host.pView = mac_surface->view; + create_info_host.pView = macdrv_view_get_metal_layer(mac_surface->view); res = pvkCreateMacOSSurfaceMVK(instance, &create_info_host, NULL /* allocator */, &mac_surface->surface); if (res != VK_SUCCESS) -- 2.24.0