run genet

metal/paddle-mobile-demo/paddle-mobile-demo.xcodeproj/project.pbxproj

@@ -18,8 +18,9 @@
 		FC27991321343A3A000B6BAD /* CPUCompute.mm in Sources */ = {isa = PBXBuildFile; fileRef = FC27991221343A3A000B6BAD /* CPUCompute.mm */; };
 		FC3C800F2133F46600D1295E /* MobileNetSSD.swift in Sources */ = {isa = PBXBuildFile; fileRef = FC3C800E2133F46600D1295E /* MobileNetSSD.swift */; };
 		FC3C80112133F4AB00D1295E /* MobileNet.swift in Sources */ = {isa = PBXBuildFile; fileRef = FC3C80102133F4AB00D1295E /* MobileNet.swift */; };
-		FC8CFEDB21351F5D0094D569 /* params in Resources */ = {isa = PBXBuildFile; fileRef = FC8CFED921351F5D0094D569 /* params */; };
-		FC8CFEDC21351F5D0094D569 /* model in Resources */ = {isa = PBXBuildFile; fileRef = FC8CFEDA21351F5D0094D569 /* model */; };
+		FC8CFEDF213521C10094D569 /* genet_model in Resources */ = {isa = PBXBuildFile; fileRef = FC8CFEDD213521C10094D569 /* genet_model */; };
+		FC8CFEE0213521C10094D569 /* genet_params in Resources */ = {isa = PBXBuildFile; fileRef = FC8CFEDE213521C10094D569 /* genet_params */; };
+		FC8CFEE2213524EA0094D569 /* Genet.swift in Sources */ = {isa = PBXBuildFile; fileRef = FC8CFEE1213524EA0094D569 /* Genet.swift */; };
 		FC918191211DBC3500B6F354 /* paddle-mobile.png in Resources */ = {isa = PBXBuildFile; fileRef = FC918190211DBC3500B6F354 /* paddle-mobile.png */; };
 		FC918193211DC70500B6F354 /* iphone.JPG in Resources */ = {isa = PBXBuildFile; fileRef = FC918192211DC70500B6F354 /* iphone.JPG */; };
 		FCA3A16121313E1F00084FE5 /* hand.jpg in Resources */ = {isa = PBXBuildFile; fileRef = FCA3A16021313E1F00084FE5 /* hand.jpg */; };
@@ -66,8 +67,9 @@
 		FC27991421343A46000B6BAD /* CPUCompute.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = CPUCompute.h; sourceTree = "<group>"; };
 		FC3C800E2133F46600D1295E /* MobileNetSSD.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MobileNetSSD.swift; sourceTree = "<group>"; };
 		FC3C80102133F4AB00D1295E /* MobileNet.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MobileNet.swift; sourceTree = "<group>"; };
-		FC8CFED921351F5D0094D569 /* params */ = {isa = PBXFileReference; lastKnownFileType = file; path = params; sourceTree = "<group>"; };
-		FC8CFEDA21351F5D0094D569 /* model */ = {isa = PBXFileReference; lastKnownFileType = file; path = model; sourceTree = "<group>"; };
+		FC8CFEDD213521C10094D569 /* genet_model */ = {isa = PBXFileReference; lastKnownFileType = file; path = genet_model; sourceTree = "<group>"; };
+		FC8CFEDE213521C10094D569 /* genet_params */ = {isa = PBXFileReference; lastKnownFileType = file; path = genet_params; sourceTree = "<group>"; };
+		FC8CFEE1213524EA0094D569 /* Genet.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Genet.swift; sourceTree = "<group>"; };
 		FC918190211DBC3500B6F354 /* paddle-mobile.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "paddle-mobile.png"; sourceTree = "<group>"; };
 		FC918192211DC70500B6F354 /* iphone.JPG */ = {isa = PBXFileReference; lastKnownFileType = image.jpeg; path = iphone.JPG; sourceTree = "<group>"; };
 		FCA3A16021313E1F00084FE5 /* hand.jpg */ = {isa = PBXFileReference; lastKnownFileType = image.jpeg; path = hand.jpg; sourceTree = "<group>"; };
@@ -137,7 +139,6 @@
 				FC0E2C2020EDC03B009C1FAC /* models */,
 				FC0E2C1D20EDC030009C1FAC /* images */,
 				FC039B8120E11C550081E9F8 /* AppDelegate.swift */,
-				FC013927210204A3008100E3 /* PreProcessKernel.metal */,
 				FC039B8320E11C550081E9F8 /* ViewController.swift */,
 				FC039B8520E11C550081E9F8 /* Main.storyboard */,
 				FC039B8820E11C560081E9F8 /* Assets.xcassets */,
@@ -164,7 +165,7 @@
 		FC0E2C2020EDC03B009C1FAC /* models */ = {
 			isa = PBXGroup;
 			children = (
-				FC8CFED821351F5D0094D569 /* enet */,
+				FC8CFED821351F5D0094D569 /* genet */,
 				FCBCCC4F2122EEDC00D94F7E /* mobilenet_ssd_hand */,
 				FCD04E6020F3146A0007374F /* mobilenet */,
 			);
@@ -175,23 +176,25 @@
 		FC8CFED2213519540094D569 /* Net */ = {
 			isa = PBXGroup;
 			children = (
+				FC013927210204A3008100E3 /* PreProcessKernel.metal */,
 				FCBCCC542122EF5400D94F7E /* MetalHelper.swift */,
 				FC3C800E2133F46600D1295E /* MobileNetSSD.swift */,
 				FC3C80102133F4AB00D1295E /* MobileNet.swift */,
 				FC27990F21341CE5000B6BAD /* Net.swift */,
 				FC27991221343A3A000B6BAD /* CPUCompute.mm */,
 				FC27991421343A46000B6BAD /* CPUCompute.h */,
+				FC8CFEE1213524EA0094D569 /* Genet.swift */,
 			);
 			path = Net;
 			sourceTree = "<group>";
 		};
-		FC8CFED821351F5D0094D569 /* enet */ = {
+		FC8CFED821351F5D0094D569 /* genet */ = {
 			isa = PBXGroup;
 			children = (
-				FC8CFED921351F5D0094D569 /* params */,
-				FC8CFEDA21351F5D0094D569 /* model */,
+				FC8CFEDD213521C10094D569 /* genet_model */,
+				FC8CFEDE213521C10094D569 /* genet_params */,
 			);
-			path = enet;
+			path = genet;
 			sourceTree = "<group>";
 		};
 		FCBCCC4F2122EEDC00D94F7E /* mobilenet_ssd_hand */ = {
@@ -274,10 +277,9 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				FC8CFEDB21351F5D0094D569 /* params in Resources */,
 				FCD04E6320F3146B0007374F /* params in Resources */,
-				FC8CFEDC21351F5D0094D569 /* model in Resources */,
 				FC039B8C20E11C560081E9F8 /* LaunchScreen.storyboard in Resources */,
+				FC8CFEE0213521C10094D569 /* genet_params in Resources */,
 				FC918191211DBC3500B6F354 /* paddle-mobile.png in Resources */,
 				FC039B8920E11C560081E9F8 /* Assets.xcassets in Resources */,
 				FCBCCC522122EEDC00D94F7E /* ssd_hand_params in Resources */,
@@ -285,6 +287,7 @@
 				FC918193211DC70500B6F354 /* iphone.JPG in Resources */,
 				FCDFD41B211D91C7005AB38B /* synset.txt in Resources */,
 				FCD04E6420F3146B0007374F /* model in Resources */,
+				FC8CFEDF213521C10094D569 /* genet_model in Resources */,
 				FC039B8720E11C550081E9F8 /* Main.storyboard in Resources */,
 				FCA3A16121313E1F00084FE5 /* hand.jpg in Resources */,
 				FCBCCC532122EEDC00D94F7E /* ssd_hand_model in Resources */,
@@ -340,6 +343,7 @@
 				FC039B8420E11C550081E9F8 /* ViewController.swift in Sources */,
 				FC013928210204A3008100E3 /* PreProcessKernel.metal in Sources */,
 				FC27991021341CE5000B6BAD /* Net.swift in Sources */,
+				FC8CFEE2213524EA0094D569 /* Genet.swift in Sources */,
 				FCBCCC552122EF5500D94F7E /* MetalHelper.swift in Sources */,
 				FC27991321343A3A000B6BAD /* CPUCompute.mm in Sources */,
 				FC3C80112133F4AB00D1295E /* MobileNet.swift in Sources */,
@@ -490,19 +494,19 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CODE_SIGN_IDENTITY = "iPhone Distribution";
-				CODE_SIGN_STYLE = Manual;
-				DEVELOPMENT_TEAM = 6T9LLJKSM4;
+				CODE_SIGN_IDENTITY = "iPhone Developer";
+				CODE_SIGN_STYLE = Automatic;
+				DEVELOPMENT_TEAM = A798K58VVL;
 				INFOPLIST_FILE = "paddle-mobile-demo/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = com.baidu.mms.qa;
+				PRODUCT_BUNDLE_IDENTIFIER = "com.baidu.paddle-mobile";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				PROVISIONING_PROFILE = "ba9c4b24-7bd0-49c5-93cd-e3051e775d6c";
-				PROVISIONING_PROFILE_SPECIFIER = Distribution_MMS;
+				PROVISIONING_PROFILE = "";
+				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OBJC_BRIDGING_HEADER = "paddle-mobile-demo/paddle-mobile-demo-Bridging-Header.h";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 4.0;
@@ -516,19 +520,19 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CODE_SIGN_IDENTITY = "iPhone Distribution";
-				CODE_SIGN_STYLE = Manual;
-				DEVELOPMENT_TEAM = 6T9LLJKSM4;
+				CODE_SIGN_IDENTITY = "iPhone Developer";
+				CODE_SIGN_STYLE = Automatic;
+				DEVELOPMENT_TEAM = A798K58VVL;
 				INFOPLIST_FILE = "paddle-mobile-demo/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = com.baidu.mms.qa;
+				PRODUCT_BUNDLE_IDENTIFIER = "com.baidu.paddle-mobile";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				PROVISIONING_PROFILE = "ba9c4b24-7bd0-49c5-93cd-e3051e775d6c";
-				PROVISIONING_PROFILE_SPECIFIER = Distribution_MMS;
+				PROVISIONING_PROFILE = "";
+				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OBJC_BRIDGING_HEADER = "paddle-mobile-demo/paddle-mobile-demo-Bridging-Header.h";
 				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";

metal/paddle-mobile-demo/paddle-mobile-demo.xcodeproj/xcuserdata/liuruilong.xcuserdatad/xcschemes/paddle-mobile-demo.xcscheme

@@ -42,7 +42,7 @@
       </AdditionalOptions>
    </TestAction>
    <LaunchAction
-      buildConfiguration = "Release"
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       launchStyle = "0"

metal/paddle-mobile-demo/paddle-mobile-demo/Net/CPUCompute.mm

@@ -310,6 +310,7 @@ void MultiClassNMSCompute(NMSParam *param) {
   for (int i = 0; i < param.output_size; ++i) {
     [output addObject:[NSNumber numberWithFloat:param.output[i]]];
   }
+  delete param.output;
   return output;
 }
 

metal/paddle-mobile-demo/paddle-mobile-demo/Net/Genet.swift

+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+ 
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+ 
+ http://www.apache.org/licenses/LICENSE-2.0
+ 
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License. */
+
+import Foundation
+import paddle_mobile
+
+class Genet: Net {
+  
+  var program: Program?
+  
+  var executor: Executor<Float32>?
+  
+  let except: Int = 0
+  
+  class GenetPreProccess: CusomKernel {
+    init(device: MTLDevice) {
+      let s = CusomKernel.Shape.init(inWidth: 128, inHeight: 128, inChannel: 3)
+      super.init(device: device, inFunctionName: "genet_preprocess", outputDim: s, usePaddleMobileLib: false)
+    }
+  }
+  
+  func resultStr(res: [Float]) -> String {
+    return " 哈哈  还没好 genet !";
+  }
+  
+  var preprocessKernel: CusomKernel
+  let dim = [1, 128, 128, 3]
+  let modelPath: String
+  let paramPath: String
+  let modelDir: String
+  
+  init() {
+    modelPath = Bundle.main.path(forResource: "genet_model", ofType: nil) ?! "model null"
+    paramPath = Bundle.main.path(forResource: "genet_params", ofType: nil) ?! "para null"
+    modelDir = ""
+    preprocessKernel = GenetPreProccess.init(device: MetalHelper.shared.device)
+  }
+  
+}

metal/paddle-mobile-demo/paddle-mobile-demo/Net/MobileNet.swift

@@ -26,7 +26,7 @@ class MobileNet: Net{
   class MobilenetPreProccess: CusomKernel {
     init(device: MTLDevice) {
       let s = CusomKernel.Shape.init(inWidth: 224, inHeight: 224, inChannel: 3)
-      super.init(device: device, inFunctionName: "preprocess", outputDim: s, usePaddleMobileLib: false)
+      super.init(device: device, inFunctionName: "mobilenet_preprocess", outputDim: s, usePaddleMobileLib: false)
     }
   }
   

metal/paddle-mobile-demo/paddle-mobile-demo/Net/MobileNetSSD.swift

@@ -69,7 +69,6 @@ class MobileNet_ssd_hand: Net{
 
     let output: [Float32] = result.map { $0.floatValue }
     
-    
     return output
   }
   

metal/paddle-mobile-demo/paddle-mobile-demo/Net/Net.swift

@@ -21,18 +21,6 @@ import paddle_mobile
 import MetalPerformanceShaders
 
 
-let modelHelperMap: [SupportModel : Net] = [.mobilenet_ssd : MobileNet_ssd_hand.init()]
-//let modelHelperMap: [SupportModel : Net] = [.mobilenet : MobileNet.init(), .mobilenet_ssd : MobileNet_ssd_hand.init()]
-
-enum SupportModel: String{
-//  case mobilenet = "mobilenet"
-  case mobilenet_ssd = "mobilenetssd"
-  static func supportedModels() -> [SupportModel] {
-    //.mobilenet,
-    return [.mobilenet_ssd]
-  }
-}
-
 protocol Net {
   var program: Program? { get set }
   var executor: Executor<Float32>? { get set }

metal/paddle-mobile-demo/paddle-mobile-demo/PreProcessKernel.metal → metal/paddle-mobile-demo/paddle-mobile-demo/Net/PreProcessKernel.metal

@@ -10,7 +10,7 @@
 using namespace metal;
 
 
-kernel void preprocess(
+kernel void mobilenet_preprocess(
                        texture2d<float, access::read> inTexture [[texture(0)]],
                        texture2d<float, access::write> outTexture [[texture(1)]],
                        uint2 gid [[thread_position_in_grid]])
@@ -24,7 +24,7 @@ kernel void preprocess(
     outTexture.write(float4(inColor.z, inColor.y, inColor.x, 0.0f), gid);
 }
 
-kernel void preprocess_half(
+kernel void mobilenet_preprocess_half(
                        texture2d<half, access::read> inTexture [[texture(0)]],
                        texture2d<half, access::write> outTexture [[texture(1)]],
                        uint2 gid [[thread_position_in_grid]])
@@ -68,5 +68,17 @@ kernel void mobilenet_ssd_preprocess_half(
 }
 
 
-
+kernel void genet_preprocess(
+                                     texture2d<float, access::read> inTexture [[texture(0)]],
+                                     texture2d<float, access::write> outTexture [[texture(1)]],
+                                     uint2 gid [[thread_position_in_grid]])
+{
+  if (gid.x >= outTexture.get_width() ||
+      gid.y >= outTexture.get_height()) {
+    return;
+  }
+  const auto means = float4(123.68f, 116.78f, 103.94f, 0.0f);
+  const float4 inColor = (inTexture.read(gid) * 255.0 - means) * 0.017;
+  outTexture.write(float4(inColor.z, inColor.y, inColor.x, 0.0f), gid);
+}
 

metal/paddle-mobile-demo/paddle-mobile-demo/ViewController.swift

@@ -19,6 +19,20 @@ import MetalPerformanceShaders
 
 let threadSupport = [1]
 
+let modelHelperMap: [SupportModel : Net] = [.mobilenet_ssd : MobileNet_ssd_hand.init(), .genet : Genet.init()]
+//let modelHelperMap: [SupportModel : Net] = [.mobilenet : MobileNet.init(), .mobilenet_ssd : MobileNet_ssd_hand.init()]
+
+enum SupportModel: String{
+  //  case mobilenet = "mobilenet"
+  case mobilenet_ssd = "mobilenetssd"
+  case genet          = "enet"
+  static func supportedModels() -> [SupportModel] {
+    //.mobilenet,
+    return [.mobilenet_ssd, .genet]
+  }
+}
+
+
 class ViewController: UIViewController {
   @IBOutlet weak var resultTextView: UITextView!
   @IBOutlet weak var selectImageView: UIImageView!

metal/paddle-mobile/paddle-mobile/Executor.swift

@@ -130,11 +130,6 @@ public class Executor<P: PrecisionType> {
 //      }
 //                  return
       
-//      self.ops[testTo].delogOutput()
-//      self.ops[91].delogOutput()
-//      self.ops[92].delogOutput()
-//      self.ops[93].delogOutput()
-      
       let afterDate = Date.init()
      
       var resultHolder: ResultHolder<P>

metal/paddle-mobile/paddle-mobile/Operators/Base/OpCreator.swift

@@ -58,7 +58,9 @@ class OpCreator<P: PrecisionType> {
          gDwConvBnReluType          :     DwConvBNReluOp<P>.creat,
          gMulticlassNMSType         :     MulticlassNMSOp<P>.creat,
          gTransposeType             :     TransposeOp<P>.creat,
-         gPriorBoxType              :     PriorBoxOp<P>.creat]
+         gPriorBoxType              :     PriorBoxOp<P>.creat,
+         gPreluType                 :     PreluOp<P>.creat,
+         gConv2dTransposeType       :     ConvTransposeOp<P>.creat]
   
     private init(){}
 }

metal/paddle-mobile/paddle-mobile/Operators/Base/OpParam.swift

@@ -50,7 +50,7 @@ protocol OpParam {
   
   static func getAttr<T>(key: String, attrs: [String : Attr]) throws -> T
   
-  static func inputAlpha<VarType: Variant>(inputs: [String : [String]], from: Scope) throws -> VarType
+  static func paramInputAlpha<VarType: Variant>(inputs: [String : [String]], from: Scope) throws -> VarType
   
 }
 
@@ -63,9 +63,14 @@ extension OpParam {
     guard let mapKeys = map[key], mapKeys.count > 0 else {
       throw PaddleMobileError.paramError(message: key + " not found in \(map) or maped values is empty")
     }
-    guard let variant = from[mapKeys[0]], let v = variant as? VarType else {
+    guard let variant = from[mapKeys[0]] else {
       throw PaddleMobileError.paramError(message: mapKeys[0] + " not found in scope")
     }
+    
+    guard let v = variant as? VarType else {
+      throw PaddleMobileError.paramError(message: " type error")
+
+    }
     return v
   }
   
@@ -78,7 +83,7 @@ extension OpParam {
     }
   }
   
-  static func inputAlpha<VarType: Variant>(inputs: [String : [String]], from: Scope) throws -> VarType {
+  static func paramInputAlpha<VarType: Variant>(inputs: [String : [String]], from: Scope) throws -> VarType {
     do {
       let alphaTensor: VarType = try getFirstTensor(key: "Alpha", map: inputs, from: from)
       return alphaTensor

metal/paddle-mobile/paddle-mobile/Operators/Base/Operator.swift

@@ -137,6 +137,9 @@ let gBoxcoderType               = "box_coder"
 let gMulticlassNMSType          = "multiclass_nms"
 let gConvBnReluType             = "conv_bn_relu"
 let gDwConvBnReluType           = "depth_conv_bn_relu"
+let gPreluType                  = "prelu"
+let gConv2dTransposeType        = "conv2d_transpose"
+
 
 let opInfos = [gConvType                    : (inputs: ["Input"], outputs: ["Output"]),
                gBatchNormType               : (inputs: ["X"], outputs: ["Y"]),
@@ -156,4 +159,7 @@ let opInfos = [gConvType                    : (inputs: ["Input"], outputs: ["Out
                gConvBnReluType              : (inputs: ["Input"], outputs: ["Out"]),
                gDwConvBnReluType            : (inputs: ["Input"], outputs: ["Out"]),
                gMulticlassNMSType           : (inputs: ["BBoxes", "Scores"], outputs: ["Out"]),
-               gPriorBoxType                : (inputs: ["Input", "Image"], outputs: ["Boxes", "Variances"])]
+               gPriorBoxType                : (inputs: ["Input", "Image"], outputs: ["Boxes", "Variances"]),
+               gPreluType                   : (inputs: ["X"], outputs: ["Out"]),
+               gConv2dTransposeType         : (inputs: ["Input"], outputs: ["Output"])
+              ]

metal/paddle-mobile/paddle-mobile/Operators/ConvAddBatchNormReluOp.swift

@@ -34,7 +34,7 @@ class ConvAddBatchNormReluParam<P: PrecisionType>: OpParam {
       
       scale = try ConvAddBatchNormReluParam.inputScale(inputs: opDesc.paraInputs, from: inScope)
       mean = try ConvAddBatchNormReluParam.inputMean(inputs: opDesc.paraInputs, from: inScope)
-      y = try ConvAddBatchNormReluParam.inputY(inputs: opDesc.paraInputs, from: inScope)
+      y = try ConvAddBatchNormReluParam.inputY(inputs: opDesc.inputs, from: inScope)
     } catch let error {
       throw error
     }

metal/paddle-mobile/paddle-mobile/Operators/ConvAddOp.swift

@@ -25,6 +25,7 @@ class ConvAddParam<P: PrecisionType>: OpParam {
       paddings = try ConvAddParam.getAttr(key: "paddings", attrs: opDesc.attrs)
       dilations = try ConvAddParam.getAttr(key: "dilations", attrs: opDesc.attrs)
       groups = try ConvAddParam.getAttr(key: "groups", attrs: opDesc.attrs)
+      
       y = try ConvAddParam.inputY(inputs: opDesc.paraInputs, from: inScope)
     } catch let error {
       throw error

metal/paddle-mobile/paddle-mobile/Operators/ElementwiseAddOp.swift

@@ -18,17 +18,27 @@ class ElementwiseAddParam<P: PrecisionType>: OpParam {
   typealias ParamPrecisionType = P
   required init(opDesc: OpDesc, inScope: Scope) throws {
     do {
-      input = try ElementwiseAddParam.inputX(inputs: opDesc.inputs, from: inScope)
       inputY = try ElementwiseAddParam.inputY(inputs: opDesc.paraInputs, from: inScope)
-      
+    } catch _ {
+      do {
+        inputYTexture = try ElementwiseAddParam.inputX(inputs: opDesc.inputs, from: inScope)
+      } catch let error {
+        throw error
+      }
+    }
+    do {
+      input = try ElementwiseAddParam.inputX(inputs: opDesc.inputs, from: inScope)
       output = try ElementwiseAddParam.outputOut(outputs: opDesc.outputs, from: inScope)
       axis = try ElementwiseAddParam.getAttr(key: "axis", attrs: opDesc.attrs)
     } catch let error {
       throw error
     }
   }
-  let input: Texture<P>
-  let inputY: Tensor<P>
+  
+  var inputYTexture: Texture<P>?
+  var inputY: Tensor<P>?
+  var input: Texture<P>
+  
   var output: Texture<P>
   let axis: Int
 }

metal/paddle-mobile/paddle-mobile/Operators/Kernels/ElementwiseAddKernel.swift

@@ -18,6 +18,7 @@ import Foundation
 class ElementwiseAddKernel<P: PrecisionType>: Kernel, Computable {
   required init(device: MTLDevice, param: ElementwiseAddParam<P>) {
     super.init(device: device, inFunctionName: "elementwise_add")
+    param.output.initTexture(device: device, inTranspose: param.input.transpose)
   }
   
   func compute(commandBuffer: MTLCommandBuffer, param: ElementwiseAddParam<P>) throws {

metal/paddle-mobile/paddle-mobile/Operators/Kernels/PreluKernel.swift

@@ -17,6 +17,7 @@ class PreluKernel<P: PrecisionType>: Kernel, Computable{
     } else {
       super.init(device: device, inFunctionName: "prelu_other")
     }
+    param.output.initTexture(device: device, inTranspose: param.input.transpose)
   }
   
   func compute(commandBuffer: MTLCommandBuffer, param: PreluParam<P>) throws {

metal/paddle-mobile/paddle-mobile/Operators/PreluOp.swift

@@ -21,7 +21,7 @@ class PreluParam<P: PrecisionType>: OpParam {
     do {
       input = try PreluParam.inputX(inputs: opDesc.inputs, from: inScope)
       output = try PreluParam.outputOut(outputs: opDesc.outputs, from: inScope)
-      alpha = try PreluParam.inputAlpha(inputs: opDesc.inputs, from: inScope)
+      alpha = try PreluParam.paramInputAlpha(inputs: opDesc.paraInputs, from: inScope)
       mode = try PreluParam.getAttr(key: "mode", attrs: opDesc.attrs)
     } catch let error {
       throw error