大致对了，但由于射线是单向的，所以还需要支持向反方向移动

.gitmodules

@@ -1,21 +1,21 @@
 [submodule "CMCMakeModule"]
 	path = CMCMakeModule
-	url = https://github.com/hyzboy/CMCMakeModule
+	url = http://git.hyzgame.com:3000/hyzboy/CMCMakeModule
 [submodule "CMCore"]
 	path = CMCore
-	url = https://github.com/hyzboy/CMCore
+	url = http://git.hyzgame.com:3000/hyzboy/CMCore
 [submodule "CMPlatform"]
 	path = CMPlatform
-	url = https://github.com/hyzboy/CMPlatform
+	url = http://git.hyzgame.com:3000/hyzboy/CMPlatform
 [submodule "CMAssetsManage"]
 	path = CMAssetsManage
-	url = https://github.com/hyzboy/CMAssetsManage.git
+	url = http://git.hyzgame.com:3000/hyzboy/CMAssetsManage.git
 [submodule "res"]
 	path = res
-	url = https://github.com/hyzboy/RuntimeData.git
+	url = http://git.hyzgame.com:3000/hyzboy/RuntimeData.git
 [submodule "CMSceneGraph"]
 	path = CMSceneGraph
-	url = https://github.com/hyzboy/CMSceneGraph.git
+	url = http://git.hyzgame.com:3000/hyzboy/CMSceneGraph.git
 [submodule "CMUtil"]
 	path = CMUtil
-	url = https://github.com/hyzboy/CMUtil.git
+	url = http://git.hyzgame.com:3000/hyzboy/CMUtil.git

example/Gizmo/Gizmo3DMove.cpp

@@ -26,8 +26,12 @@
 #include<hgl/graph/VKRenderResource.h>
 #include<hgl/graph/InlineGeometry.h>
 #include<hgl/graph/RenderFramework.h>
+#include<hgl/graph/Scene.h>
 #include<hgl/component/MeshComponent.h>
 #include<hgl/io/event/MouseEvent.h>
+#include<hgl/graph/Ray.h>
+
+#include<iostream>
 
 VK_NAMESPACE_BEGIN
 
@@ -40,14 +44,31 @@ namespace
     {
         struct GizmoMoveAxis
         {
+            MaterialInstance *mi;       //材质实例
             MeshComponent *cylinder;    //圆柱
             MeshComponent *cone;        //圆锥
             MeshComponent *square;      //双轴调节正方形
         };
 
+        MaterialInstance *pick_mi;
         MeshComponent *sphere=nullptr;
         GizmoMoveAxis axis[3]{};  //X,Y,Z 三个轴
 
+    protected:
+
+        Ray     MouseRay;
+
+        int     CurAXIS=-1;             //当前鼠标选中轴
+        float   CurDist=0;              //当前距离
+
+        int     PickAXIS=-1;            //拾取轴
+        float   PickDist=0;             //拾取辆距离轴心的距离
+        float   PickCenterPPU=0;        //拾取时的中心点相对屏幕空间象素的缩放比
+        Matrix4f PickL2W;               //拾取时的变换矩阵
+        Vector3f PickCenter;            //拾取时的中心位置
+
+        TransformTranslate3f *CurTranslate=nullptr;
+
     public:
 
         using SceneNode::SceneNode;
@@ -62,17 +83,29 @@ namespace
             return(new GizmoMoveNode);
         }
 
-        SceneNode *Duplication()const override
+        void DuplicationComponents(SceneNode *node) const override
         {
-            GizmoMoveNode *new_gmn=(GizmoMoveNode *)SceneNode::Duplication();
+            GizmoMoveNode *gmn=(GizmoMoveNode *)node;
 
-            if(!new_gmn)
+            if(!gmn)
-                return(nullptr);
+                return;
 
-            new_gmn->sphere=sphere;
+            gmn->pick_mi=pick_mi;
-            hgl_cpy(new_gmn->axis,axis);
 
-            return new_gmn;
+        #define DUPLICATION_COMPONENT(c)    gmn->c=(MeshComponent *)(c->Duplication()); \
+                                            gmn->AttachComponent(gmn->c);
+
+            DUPLICATION_COMPONENT(sphere);
+
+            for(size_t i=0;i<3;i++)
+            {
+                gmn->axis[i].mi=axis[i].mi; // 复制材质实例
+                DUPLICATION_COMPONENT(axis[i].cylinder);
+                DUPLICATION_COMPONENT(axis[i].cone);
+                DUPLICATION_COMPONENT(axis[i].square);
+            }
+
+        #undef DUPLICATION_COMPONENT
         }
 
         bool CreateGizmoGeometry(RenderFramework *render_framework)
@@ -89,13 +122,14 @@ namespace
 
             CreateComponentInfo cci(this);
 
+            pick_mi=GetGizmoMI3D(GizmoColor::Yellow); //获取拾取材质实例
+
             sphere=render_framework->CreateComponent<MeshComponent>(&cci,SpherePtr);        //中心球
             sphere->SetOverrideMaterial(GetGizmoMI3D(GizmoColor::White));                     //白色
 
             {
                 Transform tm;
                 GizmoMoveAxis *gma;
-                MaterialInstance *mi=nullptr;
 
                 const Vector3f one_scale(1);
                 const Vector3f square_scale(2);
@@ -103,78 +137,228 @@ namespace
 
                 {
                     gma=axis+size_t(AXIS::Z);
-                    mi=GetGizmoMI3D(GizmoColor::Blue);
+                    gma->mi=GetGizmoMI3D(GizmoColor::Blue);
 
                     tm.SetScale(cylinder_scale);
                     tm.SetTranslation(0,0,GIZMO_CYLINDER_OFFSET);
                     cci.mat=tm;
                     gma->cylinder=render_framework->CreateComponent<MeshComponent>(&cci,CylinderPtr);       //Z 向上圆柱
-                    gma->cylinder->SetOverrideMaterial(mi);
+                    gma->cylinder->SetOverrideMaterial(gma->mi);
 
                     tm.SetScale(one_scale);
                     tm.SetTranslation(0,0,GIZMO_CONE_OFFSET);
                     cci.mat=tm;
                     gma->cone=render_framework->CreateComponent<MeshComponent>(&cci,ConePtr);           //Z 向上圆锥
-                    gma->cone->SetOverrideMaterial(mi);
+                    gma->cone->SetOverrideMaterial(gma->mi);
 
                     tm.SetScale(square_scale);
                     tm.SetTranslation(GIZMO_TWO_AXIS_OFFSET,GIZMO_TWO_AXIS_OFFSET,0);
                     cci.mat=tm;
                     gma->square=render_framework->CreateComponent<MeshComponent>(&cci,SquarePtr);
-                    gma->square->SetOverrideMaterial(mi);
+                    gma->square->SetOverrideMaterial(gma->mi);
                 }
 
                 {
                     gma=axis+size_t(AXIS::X);
-                    mi=GetGizmoMI3D(GizmoColor::Red);
+                    gma->mi=GetGizmoMI3D(GizmoColor::Red);
 
                     tm.SetScale(cylinder_scale);
                     tm.SetRotation(AxisVector::Y,90);
                     tm.SetTranslation(GIZMO_CYLINDER_OFFSET,0,0);
                     cci.mat=tm;
                     gma->cylinder=render_framework->CreateComponent<MeshComponent>(&cci,CylinderPtr);       //X 向右圆柱
-                    gma->cylinder->SetOverrideMaterial(mi);
+                    gma->cylinder->SetOverrideMaterial(gma->mi);
 
                     tm.SetScale(one_scale);
                     tm.SetTranslation(GIZMO_CONE_OFFSET,0,0);
                     cci.mat=tm;
                     gma->cone=render_framework->CreateComponent<MeshComponent>(&cci,ConePtr);           //Z 向上圆锥
-                    gma->cone->SetOverrideMaterial(mi);
+                    gma->cone->SetOverrideMaterial(gma->mi);
 
                     tm.SetScale(square_scale);
                     tm.SetTranslation(0,GIZMO_TWO_AXIS_OFFSET,GIZMO_TWO_AXIS_OFFSET);
                     cci.mat=tm;
                     gma->square=render_framework->CreateComponent<MeshComponent>(&cci,SquarePtr);
-                    gma->square->SetOverrideMaterial(mi);
+                    gma->square->SetOverrideMaterial(gma->mi);
                 }
 
                 {
                     gma=axis+size_t(AXIS::Y);
-                    mi=GetGizmoMI3D(GizmoColor::Green);
+                    gma->mi=GetGizmoMI3D(GizmoColor::Green);
 
                     tm.SetScale(cylinder_scale);
                     tm.SetRotation(AxisVector::X,-90);
                     tm.SetTranslation(0,GIZMO_CYLINDER_OFFSET,0);
                     cci.mat=tm;
                     gma->cylinder=render_framework->CreateComponent<MeshComponent>(&cci,CylinderPtr);       //X 向右圆柱
-                    gma->cylinder->SetOverrideMaterial(mi);
+                    gma->cylinder->SetOverrideMaterial(gma->mi);
 
                     tm.SetScale(one_scale);
                     tm.SetTranslation(0,GIZMO_CONE_OFFSET,0);
                     cci.mat=tm;
                     gma->cone=render_framework->CreateComponent<MeshComponent>(&cci,ConePtr);           //Z 向上圆锥
-                    gma->cone->SetOverrideMaterial(mi);
+                    gma->cone->SetOverrideMaterial(gma->mi);
 
                     tm.SetScale(square_scale);
                     tm.SetTranslation(GIZMO_TWO_AXIS_OFFSET,0,GIZMO_TWO_AXIS_OFFSET);
                     cci.mat=tm;
                     gma->square=render_framework->CreateComponent<MeshComponent>(&cci,SquarePtr);
-                    gma->square->SetOverrideMaterial(mi);
+                    gma->square->SetOverrideMaterial(gma->mi);
                 }
             }
 
             return(true);
         }
+
+        io::EventProcResult OnPressed(const Vector2i &mp,io::MouseButton mb) override
+        {
+            GizmoMoveNode::OnMove(mp);
+
+            if(CurAXIS>=0&&CurAXIS<3)
+            {
+                PickAXIS    =CurAXIS;
+                PickDist    =CurDist;
+                PickL2W     =GetLocalToWorldMatrix(); //记录拾取时的变换矩阵
+                PickCenter  =TransformPosition(PickL2W,Vector3f(0,0,0)); //记录拾取时的中心位置
+
+                if(CurTranslate)
+                {
+                    CurTranslate->SetOffset(Vector3f(0,0,0));
+                }
+                else
+                {
+                    CurTranslate=GetTransform().AddTranslate(Vector3f(0,0,0));
+                }
+
+                return io::EventProcResult::Break; // 处理完鼠标按下事件，停止进一步处理
+            }
+
+            return io::EventProcResult::Continue;
+        }
+
+        io::EventProcResult OnReleased(const Vector2i &,io::MouseButton mb) override
+        {
+            if(CurTranslate)
+            {
+                GetTransform().RemoveTransform(CurTranslate);
+                CurTranslate=nullptr;
+            }
+
+            return io::EventProcResult::Continue;
+        }
+
+        io::EventProcResult OnMoveAtControl(const Vector2i &mouse_coord)
+        {
+            CameraControl *cc=GetCameraControl();
+
+            if(!cc)
+                return io::EventProcResult::Continue;
+
+            cc->SetMouseRay(&MouseRay,mouse_coord);
+
+            const CameraInfo *ci=cc->GetCameraInfo();
+
+            Vector3f axis_vector=GetAxisVector(AXIS(PickAXIS)); //取得轴向量
+
+            Vector3f end=axis_vector*std::abs(ci->zfar-ci->znear);
+
+            end=TransformPosition(PickL2W,end); //将轴的终点转换到世界坐标
+
+            Vector3f p_ray,p_ls;
+
+            MouseRay.ClosestPoint(
+                p_ray,          // 射线上的点
+                p_ls,           // 线段上的点
+                PickCenter,     // 线段起点
+                end);           // 线段终点
+
+            const float cur_ppu=cc->GetPixelPerUnit(p_ls);                          //求线段上的点相对屏幕空间象素的缩放比
+
+            CurDist=glm::length(p_ls-PickCenter);
+
+            const float offset=(CurDist/PickCenterPPU)-(PickDist/PickCenterPPU);    //计算线段上的点与原点的距离
+
+            CurTranslate->SetOffset(axis_vector*offset);                            //设置偏移量
+
+            std::cout<<"PickDist: "<<PickDist<<std::endl;
+            std::cout<<"CurDist : "<<CurDist<<std::endl;
+
+            return io::EventProcResult::Continue;
+        }
+
+        io::EventProcResult OnMove(const Vector2i &mouse_coord) override
+        {
+            if(CurTranslate)
+            {
+                return OnMoveAtControl(mouse_coord); //已经选中一个轴了
+            }
+
+            CameraControl *cc=GetCameraControl();
+
+            if(!cc)
+                return io::EventProcResult::Continue;
+
+            cc->SetMouseRay(&MouseRay,mouse_coord);
+
+            const CameraInfo *ci=cc->GetCameraInfo();
+            const Matrix4f l2w=GetLocalToWorldMatrix();
+            const Vector3f center=TransformPosition(l2w,Vector3f(0,0,0));
+            const float center_ppu=cc->GetPixelPerUnit(center); //求原点坐标相对屏幕空间象素的缩放比
+            Vector3f axis_vector;
+            Vector3f start;
+            Vector3f end;
+            Vector3f p_ray,p_ls;
+            float dist;
+            float pixel_per_unit;
+            MaterialInstance *mi;
+
+            CurAXIS=-1;
+
+            for(int i=0;i<3;i++)
+            {
+                axis_vector=GetAxisVector(AXIS(i)); //取得轴向量
+
+                start   =TransformPosition(l2w,axis_vector*center_ppu* GIZMO_CENTER_SPHERE_RADIUS); //将轴的起点转换到世界坐标
+                end     =TransformPosition(l2w,axis_vector*std::abs(ci->zfar-ci->znear));
+
+                //求射线与线段的最近点
+                MouseRay.ClosestPoint(  p_ray,         //射线上的点
+                                        p_ls,          //线段上的点
+                                        start,end);    //线段
+
+                dist=glm::distance(p_ray,p_ls); //计算射线与线段的距离
+
+                //求p_ls坐标相对屏幕空间象素的缩放比
+                pixel_per_unit=cc->GetPixelPerUnit(p_ls);
+
+                if(dist<GIZMO_CYLINDER_RADIUS*pixel_per_unit)
+                {
+                    mi=pick_mi;
+
+                    CurAXIS=i;
+                    CurDist=glm::length(p_ls-center)/center_ppu;      //计算线段上的点与原点的距离
+
+                    PickCenterPPU=center_ppu;
+                }
+                else
+                {
+                    mi=axis[i].mi;
+                }
+
+                axis[i].cylinder->SetOverrideMaterial(mi);
+                axis[i].cone->SetOverrideMaterial(mi);
+
+                //std::cout<<"Mouse:    "<<mouse_coord.x<<","<<mouse_coord.y<<std::endl;
+                //std::cout<<"Ray(Ori): "<<MouseRay.origin.x<<","<<MouseRay.origin.y<<","<<MouseRay.origin.z<<")"<<std::endl;
+                //std::cout<<"Ray(Dir): "<<MouseRay.direction.x<<","<<MouseRay.direction.y<<","<<MouseRay.direction.z<<")"<<std::endl;
+                //std::cout<<"Distance: "<<dist<<std::endl;
+            }
+
+            if(CurTranslate)
+                return io::EventProcResult::Break;
+
+            return io::EventProcResult::Continue;
+        }
     };//class GizmoMoveNode:public SceneNode
 
     static GizmoMoveNode *sn_gizmo_move=nullptr;

example/Gizmo/GizmoResource.h

@@ -18,7 +18,7 @@ constexpr const COLOR gizmo_color[size_t(GizmoColor::RANGE_SIZE)]=
     COLOR::BlenderAxisGreen,
     COLOR::BlenderAxisBlue,
 
-    COLOR::BlenderYellow,
+    COLOR::GoldenYellow,
 };
 
 constexpr const float GIZMO_ARROW_LENGTH        =10.0f;                                                                 ///<箭头整体长度

inc/hgl/graph/RenderList.h

@@ -1,14 +1,11 @@
-#ifndef HGL_GRAPH_RENDER_LIST_INCLUDE
+#pragma once
-#define HGL_GRAPH_RENDER_LIST_INCLUDE
 
 #include<hgl/graph/VK.h>
 #include<hgl/graph/SceneNode.h>
 #include<hgl/graph/MaterialRenderMap.h>
 #include<hgl/graph/VKArrayBuffer.h>
 #include<hgl/graph/VKMaterial.h>
-namespace hgl
+namespace hgl::graph
-{
-    namespace graph
 {
     /**
         * 渲染对象列表<br>
@@ -50,6 +47,4 @@ namespace hgl
 
         virtual void Clear();                                                   ///<彻底清理
     };//class RenderList
-    }//namespace graph
+}//namespace hgl::graph
-}//namespace hgl
-#endif//HGL_GRAPH_RENDER_LIST_INCLUDE

inc/hgl/graph/Scene.h

@@ -6,12 +6,16 @@
 
 namespace hgl::graph
 {
+    class RenderFramework;
+
     /**
     * 场景管理器<Br>
     * 管理一个场景中的所有资源与场景节点
     */
     class Scene
     {
+        RenderFramework *render_framework=nullptr;      ///<渲染框架
+
         U8String SceneName;                             ///<场景名称
 
         ObjectList<SceneNode> SceneNodePool;            ///<场景节点池
@@ -28,10 +32,17 @@ namespace hgl::graph
 
                 SceneNode * GetRootNode (){return root_node;}                   ///<获取场景根节点
 
+        RenderFramework *   GetRenderFramework()const
+        {
+            return render_framework;
+        }
+
     public:
 
-        Scene()
+        Scene(RenderFramework *rf)
         {
+            render_framework=rf;
+
             root_node=new SceneNode(this);
         }
 

inc/hgl/graph/SceneNode.h

@@ -18,6 +18,8 @@ namespace hgl::graph
     //每个SceneNode都要记录Scene来区分自己属于那个场景
     //这个场景可能是一个确实是一个场景，也有可能只是一个StaticMesh
 
+    class CameraControl;
+
     using SceneNodeID   =int64;
 
     using SceneNodeList =ObjectList<SceneNode>;
@@ -60,6 +62,8 @@ namespace hgl::graph
     public:
 
         Scene *             GetScene()const{ return main_scene; }                                                   ///<取得主场景
+        RenderFramework *   GetRenderFramework()const;                                                              ///<取得渲染框架
+        CameraControl *     GetCameraControl()const;                                                                ///<取得默认摄像机控制器
 
         const SceneNodeID &     GetNodeID   ()const { return node_id; }                                             ///<取得节点ID
         const SceneNodeName &   GetNodeName ()const { return node_name; }                                           ///<取得节点名称

src/SceneGraph/RenderFramework.cpp

@@ -134,7 +134,7 @@ bool RenderFramework::Init(uint w,uint h)
 
     render_resource=new RenderResource(device);
 
-    OnChangeDefaultScene(new Scene);
+    OnChangeDefaultScene(new Scene(this));
 
     default_camera=new Camera();
 
@@ -177,16 +177,16 @@ void RenderFramework::CreateDefaultRenderer()
         auto fpcc=new FirstPersonCameraControl(rt->GetViewportInfo(),default_camera,ubo_camera_info);
 
         auto ckc=new CameraKeyboardControl(fpcc);
-        auto cmc=new CameraMouseControl(fpcc);
+        //auto cmc=new CameraMouseControl(fpcc);
 
         this->AddChildDispatcher(fpcc);
 
         fpcc->AddChildDispatcher(ckc);
-        fpcc->AddChildDispatcher(cmc);
+        //fpcc->AddChildDispatcher(cmc);
 
         default_camera_control=fpcc;
 
-        mouse_event=cmc;
+        //mouse_event=cmc;
     }
 
     default_renderer->SetCameraControl(default_camera_control);

src/SceneGraph/scene/SceneNode.cpp

@@ -2,9 +2,20 @@
 #include<hgl/component/SceneComponent.h>
 #include<hgl/graph/Mesh.h>
 #include<hgl/graph/Scene.h>
+#include<hgl/graph/RenderFramework.h>
 
 namespace hgl::graph
 {
+    RenderFramework *SceneNode::GetRenderFramework()const
+    {
+        return main_scene?main_scene->GetRenderFramework():nullptr;
+    }
+
+    CameraControl *SceneNode::GetCameraControl()const
+    {
+        return main_scene?main_scene->GetRenderFramework()->GetDefaultCameraControl():nullptr;
+    }
+
     //void SceneNode::SetRenderable(Mesh *ri)
     //{
     //    render_obj=ri;