update Input/Output

inc/hgl/shadergen/MaterialCreater.h

@@ -22,10 +22,6 @@ class MaterialCreater
     ShaderCreaterGeometry *geom;
     ShaderCreaterFragment *frag;
 
-private:
-
-    void SetContext();
-
 public:
 
     bool hasShader(const VkShaderStageFlagBits ss)const{return shader_stage&ss;}

inc/hgl/shadergen/ShaderCreater.h

@@ -12,6 +12,16 @@ protected:
 
     AnsiString shader_codes;
 
+    AnsiString output_struct;
+
+    AnsiString final_shader;
+
+protected:
+
+    virtual void ProcHeader(){}
+    virtual void ProcInput();
+    virtual void ProcOutput();
+
 public:
 
     ShaderDescriptorManager sdm;
@@ -35,6 +45,10 @@ public:
         shader_codes=str;
     }
 
+    const AnsiString &GetOutputStruct()const{return output_struct;}
+
+    bool CreateShader(ShaderCreater *);
+
     bool CompileToSPV();
 };//class ShaderCreater
 SHADERGEN_NAMESPACE_END

inc/hgl/shadergen/ShaderCreaterVertex.h

@@ -5,6 +5,8 @@
 SHADERGEN_NAMESPACE_BEGIN
 class ShaderCreaterVertex:public ShaderCreater
 {
+    virtual void ProcInput() override;
+
 public:
 
     ShaderCreaterVertex():ShaderCreater(VK_SHADER_STAGE_VERTEX_BIT){}

inc/hgl/shadergen/ShaderDescriptorManager.h

@@ -16,6 +16,8 @@ using ConstSamplerDescriptorList=List<const SamplerDescriptor *>;
 */
 class ShaderDescriptorManager
 {
+    VkShaderStageFlagBits shader_stage;
+
     ShaderStageIO stage_io;
     
     //ubo/object在这里以及MaterialDescriptorManager中均有一份，mdm中的用于产生set/binding号，这里的用于产生shader
@@ -32,12 +34,9 @@ public:
     ShaderDescriptorManager(VkShaderStageFlagBits);
     ~ShaderDescriptorManager()=default;
 
-    const VkShaderStageFlagBits GetStageBits()const { return stage_io.cur; }
-    const AnsiString            GetStageName()const { return AnsiString(GetShaderStageName(stage_io.cur)); }
+    const VkShaderStageFlagBits GetStageBits()const { return shader_stage; }
+    const AnsiString            GetStageName()const { return AnsiString(GetShaderStageName(shader_stage)); }
    
-    void SetPrevShader(VkShaderStageFlagBits prev) { stage_io.prev=prev; }
-    void SetNextShader(VkShaderStageFlagBits next) { stage_io.next=next; }
-
 public:
 
     const ShaderStageIO &                       GetShaderStageIO()const{return stage_io;}