66 lines
2.7 KiB
C++
66 lines
2.7 KiB
C++
#pragma once
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#include<hgl/graph/vulkan/VKShaderResource.h>
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VK_NAMESPACE_BEGIN
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class Device;
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class DescriptorSets;
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/**
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* 描述符合集创造器
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*/
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class DescriptorSetLayoutCreater
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{
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Device *device;
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List<VkDescriptorSetLayoutBinding> layout_binding_list;
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VkDescriptorSetLayout dsl=VK_NULL_HANDLE;
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Map<uint32_t,int> index_by_binding;
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VkPipelineLayout pipeline_layout=VK_NULL_HANDLE;
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public:
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DescriptorSetLayoutCreater(Device *dev):device(dev){}
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~DescriptorSetLayoutCreater();
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void Bind(const uint32_t binding,VkDescriptorType,VkShaderStageFlagBits);
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void Bind(const uint32_t *binding,const uint32_t count,VkDescriptorType type,VkShaderStageFlagBits stage);
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void Bind(const ShaderResourceList &srl,VkDescriptorType type,VkShaderStageFlagBits stage){if(srl.binding_list.GetCount()>0)Bind(srl.binding_list.GetData(),srl.binding_list.GetCount(),type,stage);}
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void Bind(const ShaderResource &sr,VkShaderStageFlagBits stage)
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{
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for(uint32_t i=VK_DESCRIPTOR_TYPE_BEGIN_RANGE;i<=VK_DESCRIPTOR_TYPE_END_RANGE;i++)
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{
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if(sr[i].binding_list.GetCount()>0)
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Bind(sr[i],(VkDescriptorType)i,stage);
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}
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}
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//以下代码不再需要，使用一个void Bind(const ShaderResource &sr,VkShaderStageFlagBits stage)即可全部替代，而且更方便，但以此为提示
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//
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//#define DESC_SET_BIND_FUNC(name,vkname) void Bind##name(const uint32_t binding,VkShaderStageFlagBits stage_flag){Bind(binding,VK_DESCRIPTOR_TYPE_##vkname,stage_flag);} \
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// void Bind##name(const uint32_t *binding,const uint32_t count,VkShaderStageFlagBits stage_flag){Bind(binding,count,VK_DESCRIPTOR_TYPE_##vkname,stage_flag);}
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//
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// DESC_SET_BIND_FUNC(Sampler, SAMPLER);
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//
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// DESC_SET_BIND_FUNC(CombinedImageSampler, COMBINED_IMAGE_SAMPLER);
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// DESC_SET_BIND_FUNC(SampledImage, SAMPLED_IMAGE);
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// DESC_SET_BIND_FUNC(StorageImage, STORAGE_IMAGE);
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//
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// DESC_SET_BIND_FUNC(UTBO, UNIFORM_TEXEL_BUFFER);
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// DESC_SET_BIND_FUNC(SSTBO, STORAGE_TEXEL_BUFFER);
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// DESC_SET_BIND_FUNC(UBO, UNIFORM_BUFFER);
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// DESC_SET_BIND_FUNC(SSBO, STORAGE_BUFFER);
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// DESC_SET_BIND_FUNC(UBODynamic, UNIFORM_BUFFER_DYNAMIC);
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// DESC_SET_BIND_FUNC(SSBODynamic, STORAGE_BUFFER_DYNAMIC);
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//
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// DESC_SET_BIND_FUNC(InputAttachment, INPUT_ATTACHMENT);
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//
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//#undef DESC_SET_BIND_FUNC
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bool CreatePipelineLayout();
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const VkPipelineLayout GetPipelineLayout()const{return pipeline_layout;}
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DescriptorSets *Create();
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};//class DescriptorSetLayoutCreater
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VK_NAMESPACE_END |