Add module shader library to example

README.md

@@ -78,14 +78,11 @@ add_library(full_shader MODULE
     another_shader.metal
 )
 target_link_libraries(full_shader
-    PRIVATE
+    PUBLIC
     shader_base
 )
 ```
 
-> [!CAUTION]
-> TODO: Test and prove that this actually works for linking them up in later targets
-
 
 ### Object Files (.air)
 

example/CMakeLists.txt

@@ -7,5 +7,5 @@ endif()
 
 if(CMAKE_Metal_COMPILER)
     add_subdirectory(ShaderBase)
-    #add_subdirectory(ShaderFull)
+    add_subdirectory(ShaderFull)
 endif()

example/ShaderFull/AAPLUserCompiledFunction.metal

@@ -0,0 +1,26 @@
+/*
+See LICENSE.txt for this sample’s licensing information.
+
+Abstract:
+Implementation of a user function compiled
+as an override for a dynamic library.
+*/
+
+#include <metal_stdlib>
+
+using namespace metal;
+
+// This function gets compiled and built
+// into a dynamic library when the user
+// presses the `Compile` button in the sample
+namespace AAPLUserDylib
+{
+    float4 getFullScreenColor(float4 inColor)
+    {
+        const float3 kRec709Luma =
+            float3(0.2126, 0.7152, 0.0722);
+        half grey =
+            (half)dot(inColor.rgb, kRec709Luma);
+        return float4(grey, grey, grey, 1.0);
+    }
+}

example/ShaderFull/CMakeLists.txt

@@ -0,0 +1,11 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file LICENCE.txt or https://cmake.org/licensing for details.
+
+add_library(ShaderFull MODULE
+    AAPLUserCompiledFunction.metal
+)
+
+target_link_libraries(ShaderFull
+    PUBLIC
+    ShaderBase
+)