Removed dependency from pipeline asset in shadow map passes

ScriptableRenderPipeline/LightweightPipeline/LWRP/LightweightForwardRenderer.cs

             m_RenderPassSet = new ScriptableRenderPass[(int)RenderPassHandles.Count]
             {
                 new DepthOnlyPass(this),
-                new DirectionalShadowsPass(this, pipelineAsset.DirectionalShadowAtlasResolution),
-                new LocalShadowsPass(this, pipelineAsset.LocalShadowAtlasResolution),
+                new DirectionalShadowsPass(this),
+                new LocalShadowsPass(this),
                 new ScreenSpaceShadowResolvePass(this),
                 new ForwardLitPass(this),
             };

ScriptableRenderPipeline/LightweightPipeline/LWRP/Passes/DirectionalShadowsPass.cs

         int m_ShadowCasterCascadesCount;
 
         RenderTexture m_DirectionalShadowmapTexture;
+        RenderTextureFormat m_ShadowmapFormat;
         RenderTextureDescriptor m_DirectionalShadowmapDescriptor;
 
         Matrix4x4[] m_DirectionalShadowMatrices;
-        public DirectionalShadowsPass(LightweightForwardRenderer renderer, int atlasResolution) : base(renderer)
+        public DirectionalShadowsPass(LightweightForwardRenderer renderer) : base(renderer)
         {
             RegisterShaderPassName("ShadowCaster");
 
             DirectionalShadowConstantBuffer._ShadowOffset3 = Shader.PropertyToID("_ShadowOffset3");
             DirectionalShadowConstantBuffer._ShadowmapSize = Shader.PropertyToID("_ShadowmapSize");
 
-            RenderTextureFormat shadowmapFormat = SystemInfo.SupportsRenderTextureFormat(RenderTextureFormat.Shadowmap)
+            m_ShadowmapFormat = SystemInfo.SupportsRenderTextureFormat(RenderTextureFormat.Shadowmap)
-
-            m_DirectionalShadowmapDescriptor = new RenderTextureDescriptor(atlasResolution,
-                    atlasResolution, shadowmapFormat, k_ShadowmapBufferBits);
         }
 
         public override void Execute(ref ScriptableRenderContext context, ref CullResults cullResults, ref CameraData cameraData, ref LightData lightData)
             Matrix4x4 view, proj;
             var settings = new DrawShadowsSettings(cullResults, shadowLightIndex);
 
-            m_DirectionalShadowmapTexture = RenderTexture.GetTemporary(m_DirectionalShadowmapDescriptor);
+            m_DirectionalShadowmapTexture = RenderTexture.GetTemporary(shadowData.directionalShadowAtlasWidth,
+                shadowData.directionalShadowAtlasHeight, k_ShadowmapBufferBits, m_ShadowmapFormat);
             m_DirectionalShadowmapTexture.filterMode = FilterMode.Bilinear;
             m_DirectionalShadowmapTexture.wrapMode = TextureWrapMode.Clamp;
             SetRenderTarget(cmd, m_DirectionalShadowmapTexture, RenderBufferLoadAction.DontCare,

ScriptableRenderPipeline/LightweightPipeline/LWRP/Passes/LocalShadowsPass.cs

     {
         const int k_ShadowmapBufferBits = 16;
         RenderTexture m_LocalShadowmapTexture;
-        RenderTextureDescriptor m_LocalShadowmapDescriptor;
+        RenderTextureFormat m_LocalShadowmapFormat;
-        public LocalShadowsPass(LightweightForwardRenderer renderer, int atlasResolution) : base(renderer)
+        public LocalShadowsPass(LightweightForwardRenderer renderer) : base(renderer)
         {
             RegisterShaderPassName("ShadowCaster");
 
             LocalShadowConstantBuffer._LocalShadowOffset3 = Shader.PropertyToID("_LocalShadowOffset3");
             LocalShadowConstantBuffer._LocalShadowmapSize = Shader.PropertyToID("_LocalShadowmapSize");
 
-            RenderTextureFormat shadowmapFormat = SystemInfo.SupportsRenderTextureFormat(RenderTextureFormat.Shadowmap)
+            m_LocalShadowmapFormat = SystemInfo.SupportsRenderTextureFormat(RenderTextureFormat.Shadowmap)
-
-            m_LocalShadowmapDescriptor = new RenderTextureDescriptor(atlasResolution, atlasResolution, shadowmapFormat, k_ShadowmapBufferBits);
         }
 
         public override void Execute(ref ScriptableRenderContext context, ref CullResults cullResults, ref CameraData cameraData, ref LightData lightData)
             int sliceResolution = LightweightShadowUtils.GetMaxTileResolutionInAtlas(atlasWidth, atlasHeight, shadowCastingLightsCount);
             int shadowSampling = 0;
 
-            m_LocalShadowmapTexture = RenderTexture.GetTemporary(m_LocalShadowmapDescriptor);
+            m_LocalShadowmapTexture = RenderTexture.GetTemporary(shadowData.localShadowAtlasWidth,
+             shadowData.localShadowAtlasHeight, k_ShadowmapBufferBits, m_LocalShadowmapFormat);
             m_LocalShadowmapTexture.filterMode = FilterMode.Bilinear;
             m_LocalShadowmapTexture.wrapMode = TextureWrapMode.Clamp;