Test out some OpenImageIO openexr filling & compositing.

Signed-off-by: furby™ <[email protected]>

Package.resolved

@@ -0,0 +1,33 @@
+{
+  "originHash" : "441d732484c04a83333068eff13c95e4fa471b615e6733979a17d697b0b22314",
+  "pins" : [
+    {
+      "identity" : "metaversepythonframework",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/wabiverse/MetaversePythonFramework",
+      "state" : {
+        "revision" : "e2f4ba867b7e287a283a27a0005ab64deef14279",
+        "version" : "3.11.7"
+      }
+    },
+    {
+      "identity" : "metaversevulkanframework",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/wabiverse/MetaverseVulkanFramework",
+      "state" : {
+        "revision" : "13c7061599c61a4959c558d8ec1836e5b32b640b",
+        "version" : "1.26.2"
+      }
+    },
+    {
+      "identity" : "pythonkit",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/pvieito/PythonKit.git",
+      "state" : {
+        "revision" : "43647b36cacb99558e57ef98e97ef598f91d1164",
+        "version" : "0.5.0"
+      }
+    }
+  ],
+  "version" : 3
+}

Package.swift

@@ -325,18 +325,14 @@ let package = Package(
 
     .target(
       name: "MXResources",
-      exclude: [
-        // FIXME:
-        // temporary workaround for metal shaders
-        // erroring on compilation, so we don't
-        // gunk up SwiftUSD and everything else.
-        "libraries",
-        "Resources/Lights",
-        "Resources/Geometry",
-        "Resources/Materials",
-      ],
       resources: [
-        .process("Resources/Images"),
+        .copy("libraries"),
+        .copy("Resources/Geometry"),
+        .copy("Resources/Images"),
+        .copy("Resources/Lights"),
+        .copy("Resources/Materials"),
+        .copy("Resources/CMakeLists.txt"),
+        .copy("Resources/README.md"),
       ],
       cxxSettings: [
         .define("_ALLOW_COMPILER_AND_STL_VERSION_MISMATCH", .when(platforms: [.windows])),

Sources/MetaversalDemo/Creator.swift

@@ -141,28 +141,37 @@ class Creator
     OCIO.GetCurrentConfig()
   }
 
+  public typealias Extent = OIIO.span_size_t
+
   static func configImaging()
   {
     /* create some exr images. */
-    let dtp = OIIO.TypeDesc(.init("FLOAT"))
+    let dtp = OIIO.TypeDesc(.init("float"))
     let fmt = OIIO.ImageSpec(512, 89, 4, dtp)
 
     var fg = OIIO.ImageBuf(.init(std.string("fg.exr")), fmt, OIIO.InitializePixels.Yes)
     let bg = OIIO.ImageBuf(.init(std.string("bg.exr")), fmt, OIIO.InitializePixels.Yes)
 
-    fg.set_origin(512, 89, 0)
+    fg.set_origin(0, 0, 0)
 
-    let comp = OIIO.ImageBufAlgo.over(fg, bg, fmt.roi(), 0)
-    if !comp.has_error()
+    if OIIO.ImageBufAlgo.fill(&fg, .init(Float(0.01)), .init(Float(0.01)), .init(Float(1.0)), .init(Float(0.01)), .init(), 0)
     {
-      if comp.write(.init(std.string("composite.exr")), OIIO.TypeDesc(.init("UNKNOWN")), .init(""), nil, nil) == false || comp.has_error()
+      let comp = OIIO.ImageBufAlgo.over(fg, bg, .init(), 0)
+      if !comp.has_error()
+      {
+        if comp.write(.init(std.string("composite.exr")), OIIO.TypeDesc(.init("UNKNOWN")), .init(""), nil, nil) == false || comp.has_error()
+        {
+          print("Error writing image: \(comp.geterror(true))")
+        }
+      }
+      else
       {
         print("Error writing image: \(comp.geterror(true))")
       }
-    }
-    else
+    } 
+    else 
     {
-      print("Error writing image: \(comp.geterror(true))")
+      print("Error filling fg image.")
     }
   }