Merge pull request #12 from karasusan/texture-max-size

Add Parameter "TextureMaxSize"

Author: karasusan

OpenVDBForUnity/Assets/OpenVDB/Editor/Importer/OpenVDBImporterEditor.cs

@@ -89,6 +89,16 @@ public override void OnInspectorGUI()
                         var property = serializedObject.FindProperty(pathSettings + "extractTextures");
                         var disabled = property.boolValue;
                         EditorGUI.BeginDisabledGroup(disabled);
+                        
+                        // Max Texture Size
+                        {
+                            var property2 = serializedObject.FindProperty(pathSettings + "textureMaxSize");
+                            var textureMaxSize = property2.intValue;
+                            EditorGUILayout.BeginHorizontal();
+                            EditorGUILayout.PrefixLabel("Texture Max Size");
+                            property2.intValue = EditorGUILayout.IntField(textureMaxSize);
+                            EditorGUILayout.EndHorizontal();
+                        }
                         EditorGUILayout.BeginHorizontal();
                         EditorGUILayout.PrefixLabel("Textures");
                         if (GUILayout.Button("Extract Textures"))

OpenVDBForUnity/Assets/OpenVDB/Scripts/Importer/OpenVDBAPI.cs

@@ -7,10 +7,12 @@ namespace OpenVDB
     public struct oiConfig
     {
         public float scaleFactor;
+        public int textureMaxSize;
 
         public void SetDefaults()
         {
             scaleFactor = 0.01f;
+            textureMaxSize = 0;
         }
     }
 

OpenVDBForUnity/Assets/OpenVDB/Scripts/Importer/OpenVDBStream.cs

@@ -47,6 +47,7 @@ public bool Load()
             var config = new oiConfig();
             config.SetDefaults();
             config.scaleFactor = settings.scaleFactor;
+            config.textureMaxSize = settings.textureMaxSize;
 
             context.SetConfig(ref config);
             var path = Path.Combine(Application.streamingAssetsPath, m_streamDescriptor.pathToVDB);

OpenVDBForUnity/Assets/OpenVDB/Scripts/Importer/OpenVDBStreamSettings.cs

@@ -18,5 +18,7 @@ public class OpenVDBStreamSettings
         [SerializeField] public Texture[] textures = new Texture[0];
 
         [SerializeField] public Material[] materials = new Material[0];
+
+        [SerializeField] public int textureMaxSize = 256;
     }
 }

Plugin/openvdbi/Importer/OpenVDBImporter.h

@@ -6,6 +6,7 @@ class oiVolume;
 struct oiConfig
 {
     float scale_factor = 1.0f;
+    int max_texture_size = 0;
 };
 
 struct oiVolumeSummary

Plugin/openvdbi/Importer/oiContext.cpp

@@ -153,7 +153,10 @@ bool oiContext::load(const char *in_path)
         return true;
     }
     m_grid = openvdb::gridConstPtrCast<openvdb::FloatGrid>(allGrids[0]);
-
+    if(m_config.max_texture_size != 0)
+    {
+        m_extents.reset(m_config.max_texture_size);
+    }
     m_volume = new oiVolume(*m_grid, m_extents);
     m_volume->setScaleFactor(m_config.scale_factor);
     return true;