don't flip invertroughness on by default

Author: Azaezel

Engine/source/T3D/assets/assetImporter.cpp

@@ -3003,7 +3003,7 @@ Torque::Path AssetImporter::importMaterialAsset(AssetImportObject* assetItem)
 
       if (hasRoughness)
       {
-         newMat->mInvertRoughness[0] = true;
+         newMat->mInvertRoughness[0] = false;
       }
 
       newAsset->addObject(newMat);

Engine/source/ts/assimp/assimpAppMaterial.cpp

@@ -206,15 +206,15 @@ void AssimpAppMaterial::initMaterial(const Torque::Path& path, Material* mat) co
          if (rmName.isNotEmpty())
          {
             mat->_setRoughMap(cleanTextureName(rmName, cleanFile, path, false), 0); // Roughness
-            mat->mRoughnessChan[0] = 1.0f;
-            mat->mInvertRoughness[0] = (floatVal == 1.0f);
+            mat->mRoughnessChan[0] = 1;
+            mat->mInvertRoughness[0] = false;
             mat->_setMetalMap(cleanTextureName(rmName, cleanFile, path, false), 0); // Metallic
-            mat->mMetalChan[0] = 2.0f;
+            mat->mMetalChan[0] = 2;
          }
          if (aoName.isNotEmpty())
          {
             mat->_setAOMap(cleanTextureName(aoName, cleanFile, path, false), 0); // occlusion
-            mat->mAOChan[0] = 0.0f;
+            mat->mAOChan[0] = 0;
          }
          else
          {