Merge pull request #218 from dwango/fix/propage_texture_properties

問題無いです

Assets/VRM/UniGLTF/Editor/Tests/TextureTests.cs

@@ -0,0 +1,34 @@
+using NUnit.Framework;
+using UnityEngine;
+
+namespace UniGLTF
+{
+    public class TextureTests
+    {
+        [Test]
+        public void TextureExportTest()
+        {
+            // Dummy texture
+            var tex0 = new Texture2D(128, 128)
+            {
+                wrapMode = TextureWrapMode.Clamp,
+                filterMode = FilterMode.Trilinear,
+            };
+            var textureManager = new TextureExportManager(new Texture[] {tex0});
+
+            var material = new Material(Shader.Find("Standard"));
+            material.mainTexture = tex0;
+
+            var materialExporter = new MaterialExporter();
+            materialExporter.ExportMaterial(material, textureManager);
+
+            var convTex0 = textureManager.GetExportTexture(0);
+            var sampler = TextureSamplerUtil.Export(convTex0);
+
+            Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapS);
+            Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapT);
+            Assert.AreEqual(glFilter.LINEAR_MIPMAP_LINEAR, sampler.minFilter);
+            Assert.AreEqual(glFilter.LINEAR_MIPMAP_LINEAR, sampler.magFilter);
+        }
+    }
+}

Assets/VRM/UniGLTF/Editor/Tests/TextureTests.cs.meta

@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 195a45a1caf480e41a7af798f30520f0
+timeCreated: 1552296844
+licenseType: Pro
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/VRM/UniGLTF/Scripts/IO/TextureItem.cs

@@ -283,6 +283,15 @@ namespace UniGLTF
             dst = new Texture2D(src.width, src.height, TextureFormat.ARGB32, false, colorSpace == RenderTextureReadWrite.Linear);
             dst.ReadPixels(new Rect(0, 0, src.width, src.height), 0, 0);
             dst.name = src.name;
+            dst.anisoLevel = src.anisoLevel;
+            dst.filterMode = src.filterMode;
+            dst.mipMapBias = src.mipMapBias;
+            dst.wrapMode = src.wrapMode;
+#if UNITY_2017_1_OR_NEWER
+            dst.wrapModeU = src.wrapModeU;
+            dst.wrapModeV = src.wrapModeV;
+            dst.wrapModeW = src.wrapModeW;
+#endif
             dst.Apply();
 
             RenderTexture.active = null;

Assets/VRM/UniGLTF/Scripts/IO/TextureSamplerUtil.cs

@@ -225,6 +225,7 @@ namespace UniGLTF
                 case TextureWrapMode.Clamp:
                     return glWrap.CLAMP_TO_EDGE;
 
+                case (TextureWrapMode)(-1):
                 case TextureWrapMode.Repeat:
                     return glWrap.REPEAT;