From a764744bc021b7d248eb02dc39ae11ee289058b8 Mon Sep 17 00:00:00 2001
From: Jake Turner <jake@evansturner.co.uk>
Date: Sat, 12 Mar 2022 19:25:48 +0000
Subject: [PATCH] Added ObjC::Get_defaultLibraryData

---
 renderdoc/driver/metal/CMakeLists.txt         |  2 +
 renderdoc/driver/metal/metal_helpers_bridge.h | 32 +++++++++++++++
 .../driver/metal/metal_helpers_bridge.mm      | 41 +++++++++++++++++++
 3 files changed, 75 insertions(+)
 create mode 100644 renderdoc/driver/metal/metal_helpers_bridge.h
 create mode 100644 renderdoc/driver/metal/metal_helpers_bridge.mm

diff --git a/renderdoc/driver/metal/CMakeLists.txt b/renderdoc/driver/metal/CMakeLists.txt
index a325542ac..2a9b78d62 100644
--- a/renderdoc/driver/metal/CMakeLists.txt
+++ b/renderdoc/driver/metal/CMakeLists.txt
@@ -20,6 +20,8 @@ set(sources
     metal_function.h
     metal_function_bridge.mm
     metal_common.h
+    metal_helpers_bridge.h
+    metal_helpers_bridge.mm
     official/metal-cpp.h
     official/metal-cpp.cpp)
 
diff --git a/renderdoc/driver/metal/metal_helpers_bridge.h b/renderdoc/driver/metal/metal_helpers_bridge.h
new file mode 100644
index 000000000..3d8c5bea1
--- /dev/null
+++ b/renderdoc/driver/metal/metal_helpers_bridge.h
@@ -0,0 +1,32 @@
+/******************************************************************************
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2022 Baldur Karlsson
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ ******************************************************************************/
+
+#pragma once
+
+#include "metal_types.h"
+
+namespace ObjC
+{
+void Get_defaultLibraryData(void *&pData, uint32_t &bytesCount);
+};
diff --git a/renderdoc/driver/metal/metal_helpers_bridge.mm b/renderdoc/driver/metal/metal_helpers_bridge.mm
new file mode 100644
index 000000000..d364d6650
--- /dev/null
+++ b/renderdoc/driver/metal/metal_helpers_bridge.mm
@@ -0,0 +1,41 @@
+/******************************************************************************
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2022 Baldur Karlsson
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ ******************************************************************************/
+
+#include "metal_helpers_bridge.h"
+#import <AppKit/AppKit.h>
+#import <Foundation/NSStream.h>
+
+void ObjC::Get_defaultLibraryData(void *&pData, uint32_t &bytesCount)
+{
+  NSBundle *mainAppBundle = [NSBundle mainBundle];
+  NSString *defaultLibaryPath = [mainAppBundle pathForResource:@"default" ofType:@"metallib"];
+  NSData *myData = [NSData dataWithContentsOfFile:defaultLibaryPath];
+  dispatch_data_t data = dispatch_data_create(
+      myData.bytes, myData.length, dispatch_get_main_queue(), DISPATCH_DATA_DESTRUCTOR_DEFAULT);
+  NSData *nsData = (NSData *)data;
+  pData = malloc(nsData.length);
+  memcpy(pData, nsData.bytes, nsData.length);
+  bytesCount = (uint32_t)nsData.length;
+  dispatch_release(data);
+}