Instead of checking if a texture is mipmap complete before we update the…

src/libGLESv2/Texture.cpp

@@ -830,12 +830,15 @@ void Texture2D::createTexture()
 
 void Texture2D::updateTexture()
 {
-    int levels = (isMipmapComplete() ? levelCount() : 1);
+    int storageLevels = levelCount();
 
-    for (int level = 0; level < levels; level++)
+    for (int level = 0; level < storageLevels; level++)
+    {
+        if (isLevelComplete(level))
         {
             updateTextureLevel(level);
         }
+    }
 }
 
 void Texture2D::updateTextureLevel(int level)
@@ -1296,15 +1299,18 @@ void TextureCubeMap::createTexture()
 
 void TextureCubeMap::updateTexture()
 {
-    int levels = (isMipmapCubeComplete() ? levelCount() : 1);
+    int storageLevels = levelCount();
 
     for (int face = 0; face < 6; face++)
     {
-        for (int level = 0; level < levels; level++)
+        for (int level = 0; level < storageLevels; level++)
+        {
+            if (isFaceLevelComplete(face, level))
             {
                 updateTextureFaceLevel(face, level);
             }
         }
+    }
 }
 
 void TextureCubeMap::updateTextureFaceLevel(int face, int level)
@@ -2047,12 +2053,15 @@ void Texture3D::createTexture()
 
 void Texture3D::updateTexture()
 {
-    int levels = (isMipmapComplete() ? levelCount() : 1);
+    int storageLevels = levelCount();
 
-    for (int level = 0; level < levels; level++)
+    for (int level = 0; level < storageLevels; level++)
+    {
+        if (isLevelComplete(level))
         {
             updateTextureLevel(level);
         }
+    }
 }
 
 void Texture3D::updateTextureLevel(int level)
@@ -2625,11 +2634,15 @@ void Texture2DArray::createTexture()
 
 void Texture2DArray::updateTexture()
 {
-    int levels = (isMipmapComplete() ? levelCount() : 1);
-    for (int level = 0; level < levels; level++)
+    int storageLevels = levelCount();
+
+    for (int level = 0; level < storageLevels; level++)
+    {
+        if (isLevelComplete(level))
         {
             updateTextureLevel(level);
         }
+    }
 }
 
 void Texture2DArray::updateTextureLevel(int level)