SmokeTestAll: tweak messages describing the compute systems

Author: stephengold

src/test/java/testjoltjni/app/samples/SmokeTestAll.java

@@ -94,7 +94,7 @@ public static void main(String... arguments) {
         System.out.print(" built-in compute systems:");
         System.out.print(Jolt.implementsComputeCpu() ? " CPU" : "");
         System.out.print(Jolt.implementsComputeDx12() ? " DX12" : "");
-        System.out.print(Jolt.implementsComputeMtl() ? " MTL" : "");
+        System.out.print(Jolt.implementsComputeMtl() ? " Metal" : "");
         System.out.print(Jolt.implementsComputeVk() ? " VK" : "");
         System.out.println();
 
@@ -136,6 +136,7 @@ private static void createSharedObjects() {
         String systemName = rtti.getName();
         systemName = systemName.replace("ComputeSystem", "");
         systemName = systemName.replace("Impl", "");
+        systemName = systemName.replace("MTL", "Metal");
         System.out.printf("  using a %s compute system%n%n", systemName);
 
         switch (systemName) {
@@ -144,7 +145,7 @@ private static void createSharedObjects() {
                 ComputeSystem.hairRegisterShaders(computeSystem);
                 break;
 
-            case "MTL":
+            case "Metal":
                 // Assign a loader for Metal compute shaders:
                 Loader mtlLoader = makeLoader("/mtl/com/github/stephengold");
                 computeSystem.setShaderLoader(mtlLoader);