init

src/kosmickrisp/bridge/mtl_bridge.m

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+/*
+ * Copyright 2025 LunarG, Inc.
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "mtl_bridge.h"
+
+// kk_image_layout.h should also includes "vulkan/vulkan.h", but just to be safe
+#include "vulkan/vulkan.h"
+#include "kk_image_layout.h"
+
+#include "util/macros.h"
+
+#include <Metal/MTLCommandBuffer.h>
+#include <Metal/MTLCommandQueue.h>
+#include <Metal/MTLDevice.h>
+#include <Metal/MTLHeap.h>
+#include <Metal/MTLEvent.h>
+
+#include <QuartzCore/CAMetalLayer.h>
+
+static_assert(sizeof(MTLResourceID) == sizeof(uint64_t), "Must match, otherwise descriptors are broken");
+
+mtl_texture *
+mtl_drawable_get_texture(void *drawable_ptr)
+{
+   @autoreleasepool {
+      id<CAMetalDrawable> drawable = (id<CAMetalDrawable>)drawable_ptr;
+      return drawable.texture;
+   }
+}
+
+void *
+mtl_retain(void *handle)
+{
+   @autoreleasepool {
+      NSObject *obj = (NSObject *)handle;
+      return [obj retain];
+   }
+}
+
+void
+mtl_release(void *handle)
+{
+   @autoreleasepool {
+      NSObject *obj = (NSObject *)handle;
+      [obj release];
+   }
+}