fixed PlaneGrid3D example, it RUN OK!!!

example/Gizmo/PlaneGrid3D.cpp

@@ -6,6 +6,8 @@
 #include<hgl/graph/VKRenderResource.h>
 #include<hgl/graph/RenderList.h>
 #include<hgl/graph/Camera.h>
+#include<hgl/graph/VKRenderablePrimitiveCreater.h>
+#include<hgl/graph/mtl/3d/Material3DCreateConfig.h>
 
 using namespace hgl;
 using namespace hgl::graph;
@@ -34,23 +36,29 @@ private:
 
     bool InitMDP()
     {
-        material=db->CreateMaterial(OS_TEXT("res/material/VertexColor3D"));
-        if(!material)return(false);
+        mtl::Material3DCreateConfig cfg(device->GetDeviceAttribute(),"VertexColor3D",Prim::Lines);
 
-        material_instance=db->CreateMaterialInstance(material);
+        cfg.local_to_world=true;
+
+        AutoDelete<mtl::MaterialCreateInfo> mci=mtl::CreateVertexColor3D(&cfg);
+
+        material_instance=db->CreateMaterialInstance(mci);
         if(!material_instance)return(false);
 
-        pipeline=CreatePipeline(material_instance,InlinePipeline::Solid3D,Prim::Lines);
-        if(!pipeline)
-            return(false);
+        db->global_descriptor.Bind(material_instance->GetMaterial());
         
-        return(true);
+        pipeline=CreatePipeline(material_instance,InlinePipeline::Solid3D,Prim::Lines);
+
+        return pipeline;
     }
     
     Renderable *Add(Primitive *r,const Matrix4f &mat)
     {
         Renderable *ri=db->CreateRenderable(r,material_instance,pipeline);
 
+        if(!ri)
+            return(nullptr);
+
         render_root.CreateSubNode(mat,ri);
 
         return ri;
@@ -101,7 +109,7 @@ private:
         camera_control->Refresh();
 
         render_root.RefreshMatrix();
-        render_list->Expend(camera->info,&render_root);
+        render_list->Expend(&render_root);
 
         return(true);
     }
@@ -133,9 +141,6 @@ public:
 
     void BuildCommandBuffer(uint32 index)
     {
-        render_root.RefreshMatrix();
-        render_list->Expend(GetCameraInfo(),&render_root);
-
         VulkanApplicationFramework::BuildCommandBuffer(index,render_list);
     }
 

inc/hgl/graph/InlineGeometry.h

@@ -66,7 +66,7 @@ namespace hgl
                 Vector3f coord[4];
                 Vector2u step;
 
-                Vector2u side_step;   //到边界的步数
+                Vector2u side_step;     //到边界的步数
 
                 Color4f color;          //一般线条颜色
                 Color4f side_color;     //边界线条颜色

src/ShaderGen/3d/M_VertexColor3D.cpp

@@ -0,0 +1,63 @@
+#include"Std3DMaterial.h"
+#include<hgl/shadergen/MaterialCreateInfo.h>
+
+STD_MTL_NAMESPACE_BEGIN
+namespace
+{
+    constexpr const char vs_main[]=R"(
+void main()
+{
+    Output.Color=Color;
+
+    gl_Position=GetPosition3D();
+})";
+
+    //一个shader中输出的所有数据，会被定义在一个名为Output的结构中。所以编写时要用Output.XXXX来使用。
+    //而同时，这个结构在下一个Shader中以Input名称出现，使用时以Input.XXX的形式使用。
+
+    constexpr const char fs_main[]=R"(
+void main()
+{
+    Color=Input.Color;
+})";// ^       ^
+    // |       |
+    // |       +--ps:这里的Input.Color就是上一个Shader中的Output.Color
+    // +--ps:这里的Color就是最终的RT
+
+    class MaterialVertexColor3D:public Std3DMaterial
+    {
+    public:
+
+        using Std3DMaterial::Std3DMaterial;
+        ~MaterialVertexColor3D()=default;
+
+        bool CustomVertexShader(ShaderCreateInfoVertex *vsc) override
+        {
+            if(!Std3DMaterial::CustomVertexShader(vsc))
+                return(false);
+
+            vsc->AddInput(VAT_VEC4,VAN::Color);
+
+            vsc->AddOutput(VAT_VEC4,"Color");
+
+            vsc->SetMain(vs_main);
+            return(true);
+        }
+
+        bool CustomFragmentShader(ShaderCreateInfoFragment *fsc) override
+        {
+            fsc->AddOutput(VAT_VEC4,"Color");       //Fragment shader的输出等于最终的RT了，所以这个名称其实随便起。
+
+            fsc->SetMain(fs_main);
+            return(true);
+        }
+    };//class MaterialVertexColor3D:public Std3DMaterial
+}//namespace
+
+MaterialCreateInfo *CreateVertexColor3D(const Material3DCreateConfig *cfg)
+{
+    MaterialVertexColor3D mvc3d(cfg);
+
+    return mvc3d.Create();
+}
+STD_MTL_NAMESPACE_END

src/ShaderGen/CMakeLists.txt

@@ -62,6 +62,7 @@ SET(STD_MTL_3D_HEADER_PATH ${STD_MTL_HEADER_PATH}/3d)
 SET(STD_MTL_3D_SOURCE_FILES	${STD_MTL_3D_HEADER_PATH}/Material3DCreateConfig.h
                             3d/Std3DMaterial.h
                             3d/Std3DMaterial.cpp
+                            3d/M_VertexColor3D.cpp
 )
 
 SET(STD_MTL_SOURCE  ${STD_MTL_HEADER_PATH}/MaterialConfig.h