修改OpenGl渲染底层之前

source_game/Asset/Character/Chr_Animation.cpp

@@ -36,6 +36,14 @@ void Chr_Animation::CreateSkinmationBySlot(std::string actionName, std::string s
                 Ani->SetRenderZOrder(Variation.Layer);
                 this->AddChild(Ani);
                 ActionAnis[actionName].push_back(Ani);
+
+                // 构造一下阴影对象
+                RefPtr<Animation> ShadowAni = new Animation(path, FormatImgPath, Data);
+                ShadowAni->SetVisible(false);
+                // 皮肤统一设置阴影
+                ShadowAni->SetShadow();
+                chr_parent->_Shadow->AddChild(ShadowAni);
+                chr_parent->_Shadow->ActionAnis[actionName].push_back(ShadowAni);
             }
         }
     }
@@ -106,11 +114,7 @@ void Chr_Animation::SetAction(std::string actionName)
         Ani->SetVisible(true);
     }
     CurrentActionTag = actionName;
-}
 
-void Chr_Animation::Update(float deltaTime)
-{
-    RenderBase::Update(deltaTime);
-    // SDL_Log("Position %d %d", this->GetTransform().position.x, this->GetTransform().position.y);
-    // SDL_Log("IterPosition %d %d", this->GetIterationTransform().position.x, this->GetIterationTransform().position.y);
+    // 设置阴影的动作
+    chr_parent->_Shadow->SetAction(actionName);
 }

source_game/Asset/Character/Chr_Animation.h

@@ -45,6 +45,4 @@ public:
     void Init(CharacterObject *parent);
     // 设置动作
     void SetAction(std::string actionName);
-
-    void Update(float deltaTime) override;
 };

source_game/Asset/Character/Chr_Shadow.cpp

@@ -0,0 +1,44 @@
+#include "Chr_Shadow.h"
+#include "Global/Global_Game.h"
+#include "Actor/Object/CharacterObject.h"
+#include "Asset/Character/Chr_Equipment.h"
+
+void Chr_Shadow::Init(CharacterObject *parent)
+{
+    // 调用RenderBase类的初始化 才能挂上标签
+    RenderBase::Init();
+    chr_parent = parent;
+    SetRenderZOrder(1000000);
+    SetPos(parent->GetPos());
+}
+
+void Chr_Shadow::SetAction(std::string actionName)
+{
+    // 先将原动作的Ani设置为不可见
+    for (auto Ani : ActionAnis[CurrentActionTag])
+    {
+        Ani->Reset();
+        Ani->SetVisible(false);
+    }
+    // 再将新动作的Ani设置为可见
+    for (auto Ani : ActionAnis[actionName])
+    {
+        Ani->SetVisible(true);
+    }
+    CurrentActionTag = actionName;
+}
+
+void Chr_Shadow::SetDirection(int dir)
+{
+    VecFPos sc = GetScale();
+    // 朝右
+    if (dir == 0)
+    {
+        SetScale(VecFPos({SDL_fabsf(sc.x), sc.y}));
+    }
+    // 朝左
+    else if (dir == 1)
+    {
+        SetScale(VecFPos({-SDL_fabsf(sc.x), sc.y}));
+    }
+}

source_game/Asset/Character/Chr_Shadow.h

@@ -0,0 +1,29 @@
+#pragma once
+#include "EngineFrame/Component/Animation.h"
+#include <string>
+#include <vector>
+#include <unordered_map>
+class CharacterObject;
+class Chr_Shadow : public RenderBase
+{
+    // 动作动画集合
+    using ActionAniList = std::map<std::string, std::vector<RefPtr<Animation>>>;
+
+private:
+    /* data */
+public:
+    // 父对象
+    CharacterObject *chr_parent;
+    // 时装部位对应的动作动画集合
+    ActionAniList ActionAnis;
+    // 当前动作Tag
+    std::string CurrentActionTag = "waiting";
+
+    // 初始化时
+    void Init(CharacterObject *parent);
+    // 设置动作
+    void SetAction(std::string actionName);
+
+    // 设置方向
+    void SetDirection(int dir);
+};