ULRE/src/SceneGraph/Vulkan/VKDeviceFramebuffer.cpp

113 lines
2.9 KiB
C++

#include<hgl/graph/VKDevice.h>
VK_NAMESPACE_BEGIN
VkFramebuffer CreateVulkanFramebuffer(VkDevice device,RenderPass *rp,const VkExtent2D &extent,VkImageView *attachments,const uint attachmentCount)
{
FramebufferCreateInfo fb_info;
fb_info.renderPass = rp->GetVkRenderPass();
fb_info.attachmentCount = attachmentCount;
fb_info.pAttachments = attachments;
fb_info.width = extent.width;
fb_info.height = extent.height;
fb_info.layers = 1;
VkFramebuffer fb;
if(vkCreateFramebuffer(device,&fb_info,nullptr,&fb)!=VK_SUCCESS)
return(nullptr);
return fb;
}
Framebuffer *GPUDevice::CreateFramebuffer(RenderPass *rp,ImageView **color_list,const uint color_count,ImageView *depth)
{
uint att_count=color_count;
if(depth)++att_count;
AutoDeleteArray<VkImageView> attachments(att_count);
VkImageView *ap=attachments;
if(color_count)
{
const List<VkFormat> &cf_list=rp->GetColorFormat();
const VkFormat *cf=cf_list.GetData();
ImageView **iv=color_list;
for(uint i=0;i<color_count;i++)
{
if(*cf!=(*iv)->GetFormat())
return(nullptr);
*ap=(*iv)->GetImageView();
++ap;
++cf;
++iv;
}
}
VkExtent2D extent;
if(depth)
{
if(rp->GetDepthFormat()!=depth->GetFormat())
{
delete[] attachments;
return(nullptr);
}
attachments[color_count]=depth->GetImageView();
extent.width=depth->GetExtent().width;
extent.height=depth->GetExtent().height;
}
else
{
extent.width=color_list[0]->GetExtent().width;
extent.height=color_list[0]->GetExtent().height;
}
VkFramebuffer fbo=CreateVulkanFramebuffer(GetDevice(),rp,extent,attachments,att_count);
if(!fbo)
return(nullptr);
return(new Framebuffer(GetDevice(),fbo,extent,rp->GetVkRenderPass(),color_count,depth));
}
//
//Framebuffer *GPUDevice::CreateFramebuffer(RenderPass *rp,List<ImageView *> &color,ImageView *depth)
//{
// if(!rp)return(nullptr);
//
// if(rp->GetColorFormat().GetCount()!=color.GetCount())return(nullptr);
//
// if(color.GetCount()==0&&!depth)return(nullptr);
//
// return CreateFramebuffer(rp,color.GetData(),color.GetCount(),depth);
//}
Framebuffer *GPUDevice::CreateFramebuffer(RenderPass *rp,ImageView *color,ImageView *depth)
{
if(!rp)return(nullptr);
if(!color&&!depth)return(nullptr);
return CreateFramebuffer(rp,&color,1,depth);
}
Framebuffer *GPUDevice::CreateFramebuffer(RenderPass *rp,ImageView *iv)
{
if(!rp)return(nullptr);
if(!iv)return(nullptr);
if(iv->hasColor())
return CreateFramebuffer(rp,&iv,1,nullptr);
else
if(iv->hasDepth())
return CreateFramebuffer(rp,nullptr,0,iv);
else
return nullptr;
}
VK_NAMESPACE_END