Added more to test scene and tweaked values.

Assets/script/ZSort.cs

@@ -4,13 +4,13 @@ using System.Collections;
 public class ZSort : MonoBehaviour {
 
     private SpriteRenderer sr;
-    private float offset = 0;
+    public float offset = 0;
 
 	void Start () {
         sr = GetComponent<SpriteRenderer>();
         if (sr) {
             sr.sortingLayerName = "Moving";
-            offset = sr.sprite.bounds.extents.y;
+            offset += sr.sprite.bounds.extents.y;
         }
 	}
 	

Assets/sprite/GADIG_Kamali_WALKDOWN_v9.png.meta

@@ -34,7 +34,7 @@ TextureImporter:
   cubemapConvolutionSteps: 7
   cubemapConvolutionExponent: 1.5
   seamlessCubemap: 0
-  textureFormat: -1
+  textureFormat: -3
   maxTextureSize: 2048
   textureSettings:
     filterMode: 0

Assets/sprite/GADIG_Kamali_WALKUP_v5.png.meta

@@ -34,7 +34,7 @@ TextureImporter:
   cubemapConvolutionSteps: 7
   cubemapConvolutionExponent: 1.5
   seamlessCubemap: 0
-  textureFormat: -1
+  textureFormat: -3
   maxTextureSize: 2048
   textureSettings:
     filterMode: 0

Assets/sprite/GADIG_Kamali_WALK_v15.png.meta

@@ -34,7 +34,7 @@ TextureImporter:
   cubemapConvolutionSteps: 7
   cubemapConvolutionExponent: 1.5
   seamlessCubemap: 0
-  textureFormat: -1
+  textureFormat: -3
   maxTextureSize: 2048
   textureSettings:
     filterMode: 0

Assets/sprite/Tree_01.png.meta

@@ -7,7 +7,7 @@ TextureImporter:
   serializedVersion: 2
   mipmaps:
     mipMapMode: 0
-    enableMipMap: 1
+    enableMipMap: 0
     linearTexture: 0
     correctGamma: 0
     fadeOut: 0
@@ -29,8 +29,8 @@ TextureImporter:
   textureFormat: -1
   maxTextureSize: 2048
   textureSettings:
-    filterMode: -1
-    aniso: -1
+    filterMode: 0
+    aniso: 16
     mipBias: -1
     wrapMode: 1
   nPOTScale: 0
@@ -44,7 +44,7 @@ TextureImporter:
   alignment: 0
   spritePivot: {x: 0.5, y: 0.5}
   spriteBorder: {x: 0, y: 0, z: 0, w: 0}
-  spritePixelsToUnits: 100
+  spritePixelsToUnits: 16
   alphaIsTransparency: 1
   textureType: 8
   buildTargetSettings: []

Assets/sprite/environment_tiles/Building_1.png.meta

+fileFormatVersion: 2
+guid: 95cc80f15995ded448e89fa3f92aedc3
+timeCreated: 1478826866
+licenseType: Free
+TextureImporter:
+  fileIDToRecycleName: {}
+  serializedVersion: 2
+  mipmaps:
+    mipMapMode: 0
+    enableMipMap: 0
+    linearTexture: 0
+    correctGamma: 0
+    fadeOut: 0
+    borderMipMap: 0
+    mipMapFadeDistanceStart: 1
+    mipMapFadeDistanceEnd: 3
+  bumpmap:
+    convertToNormalMap: 0
+    externalNormalMap: 0
+    heightScale: 0.25
+    normalMapFilter: 0
+  isReadable: 0
+  grayScaleToAlpha: 0
+  generateCubemap: 0
+  cubemapConvolution: 0
+  cubemapConvolutionSteps: 7
+  cubemapConvolutionExponent: 1.5
+  seamlessCubemap: 0
+  textureFormat: -1
+  maxTextureSize: 2048
+  textureSettings:
+    filterMode: 0
+    aniso: 16
+    mipBias: -1
+    wrapMode: 1
+  nPOTScale: 0
+  lightmap: 0
+  rGBM: 0
+  compressionQuality: 50
+  allowsAlphaSplitting: 0
+  spriteMode: 1
+  spriteExtrude: 1
+  spriteMeshType: 1
+  alignment: 0
+  spritePivot: {x: 0.5, y: 0.5}
+  spriteBorder: {x: 0, y: 0, z: 0, w: 0}
+  spritePixelsToUnits: 16
+  alphaIsTransparency: 1
+  textureType: 8
+  buildTargetSettings: []
+  spriteSheet:
+    sprites: []
+    outline: []
+  spritePackingTag: 
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/sprite/environment_tiles/Fire_Dungeon_Entrance.png.meta

+fileFormatVersion: 2
+guid: 0ea9d8661f1e77e4fbb19d7783fb9ee3
+timeCreated: 1478827044
+licenseType: Free
+TextureImporter:
+  fileIDToRecycleName: {}
+  serializedVersion: 2
+  mipmaps:
+    mipMapMode: 0
+    enableMipMap: 0
+    linearTexture: 0
+    correctGamma: 0
+    fadeOut: 0
+    borderMipMap: 0
+    mipMapFadeDistanceStart: 1
+    mipMapFadeDistanceEnd: 3
+  bumpmap:
+    convertToNormalMap: 0
+    externalNormalMap: 0
+    heightScale: 0.25
+    normalMapFilter: 0
+  isReadable: 0
+  grayScaleToAlpha: 0
+  generateCubemap: 0
+  cubemapConvolution: 0
+  cubemapConvolutionSteps: 7
+  cubemapConvolutionExponent: 1.5
+  seamlessCubemap: 0
+  textureFormat: -1
+  maxTextureSize: 2048
+  textureSettings:
+    filterMode: 0
+    aniso: 16
+    mipBias: -1
+    wrapMode: 1
+  nPOTScale: 0
+  lightmap: 0
+  rGBM: 0
+  compressionQuality: 50
+  allowsAlphaSplitting: 0
+  spriteMode: 1
+  spriteExtrude: 1
+  spriteMeshType: 1
+  alignment: 0
+  spritePivot: {x: 0.5, y: 0.5}
+  spriteBorder: {x: 0, y: 0, z: 0, w: 0}
+  spritePixelsToUnits: 16
+  alphaIsTransparency: 1
+  textureType: 8
+  buildTargetSettings: []
+  spriteSheet:
+    sprites: []
+    outline: []
+  spritePackingTag: 
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/sprite/environment_tiles/HeroHouse_1.png.meta

+fileFormatVersion: 2
+guid: 152a67c72a6e5eb468041f6140cd55ad
+timeCreated: 1478826720
+licenseType: Free
+TextureImporter:
+  fileIDToRecycleName: {}
+  serializedVersion: 2
+  mipmaps:
+    mipMapMode: 0
+    enableMipMap: 0
+    linearTexture: 0
+    correctGamma: 0
+    fadeOut: 0
+    borderMipMap: 0
+    mipMapFadeDistanceStart: 1
+    mipMapFadeDistanceEnd: 3
+  bumpmap:
+    convertToNormalMap: 0
+    externalNormalMap: 0
+    heightScale: 0.25
+    normalMapFilter: 0
+  isReadable: 0
+  grayScaleToAlpha: 0
+  generateCubemap: 0
+  cubemapConvolution: 0
+  cubemapConvolutionSteps: 7
+  cubemapConvolutionExponent: 1.5
+  seamlessCubemap: 0
+  textureFormat: -1
+  maxTextureSize: 2048
+  textureSettings:
+    filterMode: 0
+    aniso: 16
+    mipBias: -1
+    wrapMode: 1
+  nPOTScale: 0
+  lightmap: 0
+  rGBM: 0
+  compressionQuality: 50
+  allowsAlphaSplitting: 0
+  spriteMode: 1
+  spriteExtrude: 1
+  spriteMeshType: 1
+  alignment: 0
+  spritePivot: {x: 0.5, y: 0.5}
+  spriteBorder: {x: 0, y: 0, z: 0, w: 0}
+  spritePixelsToUnits: 16
+  alphaIsTransparency: 1
+  textureType: 8
+  buildTargetSettings: []
+  spriteSheet:
+    sprites: []
+    outline: []
+  spritePackingTag: 
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/sprite/environment_tiles/Tile_Grass01.png.meta

@@ -36,7 +36,7 @@ TextureImporter:
   nPOTScale: 0
   lightmap: 0
   rGBM: 0
-  compressionQuality: 50
+  compressionQuality: 0
   allowsAlphaSplitting: 0
   spriteMode: 1
   spriteExtrude: 1

Assets/sprite/environment_tiles/Tile_Grass02.png.meta

@@ -36,7 +36,7 @@ TextureImporter:
   nPOTScale: 0
   lightmap: 0
   rGBM: 0
-  compressionQuality: 50
+  compressionQuality: 0
   allowsAlphaSplitting: 0
   spriteMode: 1
   spriteExtrude: 1

Assets/sprite/environment_tiles/Tile_Grass03.png.meta

@@ -36,7 +36,7 @@ TextureImporter:
   nPOTScale: 0
   lightmap: 0
   rGBM: 0
-  compressionQuality: 50
+  compressionQuality: 0
   allowsAlphaSplitting: 0
   spriteMode: 1
   spriteExtrude: 1

Assets/sprite/environment_tiles/Tile_Grass04.png.meta

@@ -36,7 +36,7 @@ TextureImporter:
   nPOTScale: 0
   lightmap: 0
   rGBM: 0
-  compressionQuality: 50
+  compressionQuality: 0
   allowsAlphaSplitting: 0
   spriteMode: 1
   spriteExtrude: 1

Assets/sprite/environment_tiles/Tile_Grass05.png.meta

@@ -36,7 +36,7 @@ TextureImporter:
   nPOTScale: 0
   lightmap: 0
   rGBM: 0
-  compressionQuality: 50
+  compressionQuality: 0
   allowsAlphaSplitting: 0
   spriteMode: 1
   spriteExtrude: 1