2019-04-28 17:02:38 +08:00
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#include"VKRenderable.h"
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#include"VKBuffer.h"
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#include"VKShaderModule.h"
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VK_NAMESPACE_BEGIN
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Renderable::Renderable(const VertexShaderModule *vsm)
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{
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vertex_sm=vsm;
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buf_count=vertex_sm->GetAttrCount();
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buf_list=hgl_zero_new<VkBuffer>(buf_count);
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buf_offset=hgl_zero_new<VkDeviceSize>(buf_count);
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}
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Renderable::~Renderable()
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{
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delete[] buf_offset;
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delete[] buf_list;
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}
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bool Renderable::Set(const int binding,VertexBuffer *vbo,VkDeviceSize offset)
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{
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if(binding<0||binding>=buf_count||!vbo)return(false);
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const VkVertexInputBindingDescription *desc=vertex_sm->GetDesc(binding);
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const VkVertexInputAttributeDescription *attr=vertex_sm->GetAttr(binding);
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if(vbo->GetFormat()!=attr->format)return(false);
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if(vbo->GetStride()!=desc->stride)return(false);
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2019-04-28 21:25:52 +08:00
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//format信息来自于shader，实际中可以不一样。但那样需要为每一个格式产生一个同样shader的material instance，不同的格式又需要不同的pipeline，我们不支持这种行为
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2019-04-28 17:02:38 +08:00
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buf_list[binding]=*vbo;
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buf_offset[binding]=offset;
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return(true);
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}
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bool Renderable::Set(const UTF8String &name,VertexBuffer *vbo,VkDeviceSize offset)
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{
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return Set(vertex_sm->GetBinding(name),vbo,offset);
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}
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VK_NAMESPACE_END
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