将VulkanRender代码移到SceneGraph中

src/SceneGraph/Vulkan/VKMaterial.cpp

@@ -0,0 +1,156 @@
+#include<hgl/graph/VKMaterial.h>
+#include<hgl/graph/VKDevice.h>
+#include<hgl/graph/VKDescriptorSets.h>
+#include<hgl/graph/VKShaderModule.h>
+#include<hgl/graph/VKShaderModuleMap.h>
+#include<hgl/graph/VKVertexAttributeBinding.h>
+#include<hgl/graph/VKBuffer.h>
+#include"VKDescriptorSetLayoutCreater.h"
+VK_NAMESPACE_BEGIN
+Material *GPUDevice::CreateMaterial(ShaderModuleMap *shader_maps)
+{
+    const int shader_count=shader_maps->GetCount();
+
+    if(shader_count<2)
+        return(nullptr);
+
+    const ShaderModule *sm;
+
+    if(!shader_maps->Get(VK_SHADER_STAGE_VERTEX_BIT,sm))
+        return(nullptr);
+
+    DescriptorSetLayoutCreater *dsl_creater=CreateDescriptorSetLayoutCreater();
+    List<VkPipelineShaderStageCreateInfo> *shader_stage_list=new List<VkPipelineShaderStageCreateInfo>;
+
+    shader_stage_list->SetCount(shader_count);
+
+    VkPipelineShaderStageCreateInfo *p=shader_stage_list->GetData();
+
+    auto **itp=shader_maps->GetDataList();
+    for(int i=0;i<shader_count;i++)
+    {
+        sm=(*itp)->right;
+        hgl_cpy(p,sm->GetCreateInfo());
+
+        dsl_creater->Bind(sm->GetDescriptorList(),sm->GetStage());
+
+        ++p;
+        ++itp;
+    }
+
+    if(!dsl_creater->CreatePipelineLayout())
+    {
+        delete shader_stage_list;
+        delete dsl_creater;
+        delete shader_maps;
+        return(nullptr);
+    }
+
+    return(new Material(shader_maps,shader_stage_list,dsl_creater));
+}
+
+Material *GPUDevice::CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *fragment_shader_module)
+{
+    if(!vertex_shader_module||!fragment_shader_module)
+        return(nullptr);
+
+    if(!vertex_shader_module->IsVertex())return(nullptr);
+    if(!fragment_shader_module->IsFragment())return(nullptr);
+
+    ShaderModuleMap *smm=new ShaderModuleMap;
+
+    smm->Add(vertex_shader_module);
+    smm->Add(fragment_shader_module);
+
+    return CreateMaterial(smm);
+}
+
+Material *GPUDevice::CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *geometry_shader_module,const ShaderModule *fragment_shader_module)
+{
+    if(!vertex_shader_module
+     ||!geometry_shader_module
+     ||!fragment_shader_module)
+        return(nullptr);
+
+    if(!vertex_shader_module->IsVertex())return(nullptr);
+    if(!geometry_shader_module->IsGeometry())return(nullptr);
+    if(!fragment_shader_module->IsFragment())return(nullptr);
+
+    ShaderModuleMap *smm=new ShaderModuleMap;
+
+    smm->Add(vertex_shader_module);
+    smm->Add(geometry_shader_module);
+    smm->Add(fragment_shader_module);
+
+    return CreateMaterial(smm);
+}
+
+Material::Material(ShaderModuleMap *smm,List<VkPipelineShaderStageCreateInfo> *psci_list,DescriptorSetLayoutCreater *dslc)
+{
+    shader_maps=smm;
+    shader_stage_list=psci_list;
+    dsl_creater=dslc;
+
+    const ShaderModule *sm;
+    if(smm->Get(VK_SHADER_STAGE_VERTEX_BIT,sm))
+    {
+        vertex_sm=(VertexShaderModule *)sm;
+        vab=vertex_sm->CreateVertexAttributeBinding();
+    }
+    else
+    {
+        //理论上不可能到达这里，前面CreateMaterial已经检测过了
+        vertex_sm=nullptr;
+        vab=nullptr;
+    }
+}
+
+Material::~Material()
+{
+    delete dsl_creater;
+
+    if(vab)
+    {
+        vertex_sm->Release(vab);
+        delete vab;
+    }
+
+    delete shader_stage_list;
+    delete shader_maps;
+}
+
+const int Material::GetBinding(VkDescriptorType desc_type,const AnsiString &name)const
+{
+    if(desc_type<VK_DESCRIPTOR_TYPE_BEGIN_RANGE
+     ||desc_type>VK_DESCRIPTOR_TYPE_END_RANGE
+     ||name.IsEmpty())
+        return(-1);
+
+    int binding;
+    const int shader_count=shader_maps->GetCount();
+
+    const ShaderModule *sm;
+    auto **itp=shader_maps->GetDataList();
+    for(int i=0;i<shader_count;i++)
+    {
+        sm=(*itp)->right;
+        binding=sm->GetBinding(desc_type,name);
+        if(binding!=-1)
+            return binding;
+
+        ++itp;
+    }
+
+    return(-1);
+}
+
+const VkPipelineLayout Material::GetPipelineLayout()const
+{
+    return dsl_creater->GetPipelineLayout();
+}
+
+DescriptorSets *Material::CreateDescriptorSets()const
+{
+    return dsl_creater->Create();
+}
+VK_NAMESPACE_END