ULRE/src/RenderDevice/Vulkan/VKVertexAttributeBinding.cpp

82 lines
1.9 KiB
C++

#include<hgl/graph/vulkan/VKVertexAttributeBinding.h>
#include<hgl/graph/vulkan/VKShaderModule.h>
VK_NAMESPACE_BEGIN
VertexAttributeBinding::VertexAttributeBinding(VertexShaderModule *s)
{
vsm=s;
attr_count=vsm->GetAttrCount();
if(attr_count<=0)
{
binding_list=nullptr;
attribute_list=nullptr;
return;
}
binding_list=hgl_copy_new(attr_count,vsm->GetDescList());
attribute_list=hgl_copy_new(attr_count,vsm->GetAttrList());
}
VertexAttributeBinding::~VertexAttributeBinding()
{
delete[] attribute_list;
delete[] binding_list;
vsm->Release(this);
}
const uint VertexAttributeBinding::GetStageInputBinding(const UTF8String &name)
{
return vsm->GetStageInputBinding(name);
}
bool VertexAttributeBinding::SetInstance(const uint index,bool instance)
{
if(index>=attr_count)return(false);
binding_list[index].inputRate=instance?VK_VERTEX_INPUT_RATE_INSTANCE:VK_VERTEX_INPUT_RATE_VERTEX;
return(true);
}
bool VertexAttributeBinding::SetStride(const uint index,const uint32_t &stride)
{
if(index>=attr_count)return(false);
binding_list[index].stride=stride;
return(true);
}
bool VertexAttributeBinding::SetFormat(const uint index,const VkFormat &format)
{
if(index>=attr_count)return(false);
attribute_list[index].format=format;
return(true);
}
bool VertexAttributeBinding::SetOffset(const uint index,const uint32_t offset)
{
if(index>=attr_count)return(false);
attribute_list[index].offset=offset;
return(true);
}
void VertexAttributeBinding::Write(VkPipelineVertexInputStateCreateInfo &vis_create_info) const
{
const uint32_t count=vsm->GetAttrCount();
vis_create_info.vertexBindingDescriptionCount = count;
vis_create_info.pVertexBindingDescriptions = binding_list;
vis_create_info.vertexAttributeDescriptionCount = count;
vis_create_info.pVertexAttributeDescriptions = attribute_list;
}
VK_NAMESPACE_END