diff --git a/renderdoc/driver/metal/metal_helpers_bridge.h b/renderdoc/driver/metal/metal_helpers_bridge.h
index 2c73859c0..3818d17f0 100644
--- a/renderdoc/driver/metal/metal_helpers_bridge.h
+++ b/renderdoc/driver/metal/metal_helpers_bridge.h
@@ -29,4 +29,12 @@
 namespace ObjC
 {
 void Get_defaultLibraryData(bytebuf &buffer);
+MTL::Texture *Get_Texture(MTL::Drawable *drawable);
+CA::MetalLayer *Get_Layer(MTL::Drawable *drawable);
+void CALayer_GetSize(void *layerHandle, int &width, int &height);
+void CAMetalLayer_Set_drawableSize(void *layerHandle, int w, int h);
+void CAMetalLayer_Set_device(void *layerHandle, MTL::Device *device);
+void CAMetalLayer_Set_framebufferOnly(void *layerHandle, bool enable);
+void CAMetalLayer_Set_pixelFormat(void *layerHandle, MTL::PixelFormat format);
+CA::MetalDrawable *CAMetalLayer_nextDrawable(void *layerHandle);
 };
diff --git a/renderdoc/driver/metal/metal_helpers_bridge.mm b/renderdoc/driver/metal/metal_helpers_bridge.mm
index 2c46e6550..dd6b8620b 100644
--- a/renderdoc/driver/metal/metal_helpers_bridge.mm
+++ b/renderdoc/driver/metal/metal_helpers_bridge.mm
@@ -25,6 +25,7 @@
 #include "metal_helpers_bridge.h"
 #import <AppKit/AppKit.h>
 #import <Foundation/NSStream.h>
+#import <QuartzCore/CAMetalLayer.h>
 
 void ObjC::Get_defaultLibraryData(bytebuf &buffer)
 {
@@ -38,3 +39,69 @@ void ObjC::Get_defaultLibraryData(bytebuf &buffer)
   memcpy(buffer.data(), nsData.bytes, buffer.size());
   dispatch_release(data);
 }
+
+MTL::Texture *ObjC::Get_Texture(MTL::Drawable *drawableHandle)
+{
+  id<CAMetalDrawable> drawable = id<CAMetalDrawable>(drawableHandle);
+  return (MTL::Texture *)drawable.texture;
+}
+
+CA::MetalLayer *ObjC::Get_Layer(MTL::Drawable *drawableHandle)
+{
+  id<CAMetalDrawable> drawable = id<CAMetalDrawable>(drawableHandle);
+  return (CA::MetalLayer *)drawable.layer;
+}
+
+void ObjC::CALayer_GetSize(void *layerHandle, int &width, int &height)
+{
+  CALayer *layer = (CALayer *)layerHandle;
+  RDCASSERT([layer isKindOfClass:[CALayer class]]);
+
+  const CGFloat scaleFactor = layer.contentsScale;
+  width = layer.bounds.size.width * scaleFactor;
+  height = layer.bounds.size.height * scaleFactor;
+}
+
+void ObjC::CAMetalLayer_Set_drawableSize(void *layerHandle, int w, int h)
+{
+  CAMetalLayer *metalLayer = (CAMetalLayer *)layerHandle;
+  RDCASSERT([metalLayer isKindOfClass:[CAMetalLayer class]]);
+
+  CGSize cgSize;
+  cgSize.width = w;
+  cgSize.height = h;
+  metalLayer.drawableSize = cgSize;
+}
+
+void ObjC::CAMetalLayer_Set_device(void *layerHandle, MTL::Device *device)
+{
+  CAMetalLayer *metalLayer = (CAMetalLayer *)layerHandle;
+  RDCASSERT([metalLayer isKindOfClass:[CAMetalLayer class]]);
+
+  metalLayer.device = id<MTLDevice>(device);
+}
+
+void ObjC::CAMetalLayer_Set_framebufferOnly(void *layerHandle, bool enable)
+{
+  CAMetalLayer *metalLayer = (CAMetalLayer *)layerHandle;
+  RDCASSERT([metalLayer isKindOfClass:[CAMetalLayer class]]);
+
+  metalLayer.framebufferOnly = enable ? YES : NO;
+}
+
+void ObjC::CAMetalLayer_Set_pixelFormat(void *layerHandle, MTL::PixelFormat format)
+{
+  CAMetalLayer *metalLayer = (CAMetalLayer *)layerHandle;
+  RDCASSERT([metalLayer isKindOfClass:[CAMetalLayer class]]);
+
+  metalLayer.pixelFormat = (MTLPixelFormat)format;
+}
+
+CA::MetalDrawable *ObjC::CAMetalLayer_nextDrawable(void *layerHandle)
+{
+  CAMetalLayer *metalLayer = (CAMetalLayer *)layerHandle;
+  RDCASSERT([metalLayer isKindOfClass:[CAMetalLayer class]]);
+
+  CA::MetalDrawable *drawable = (__bridge CA::MetalDrawable *)[metalLayer nextDrawable];
+  return drawable;
+}