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新的CreateRenderpass

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This commit is contained in:
hyzboy 2019-07-02 20:37:30 +08:00
parent 6509bee5c5
commit ea0616d41d
2 changed files with 84 additions and 34 deletions
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3
inc/hgl/graph/vulkan/VKDevice.h
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@ -166,7 +166,8 @@ public: //Command Buffer 相关
CommandBuffer * CreateCommandBuffer();
RenderPass * CreateRenderPass( List<VkFormat> color_format,VkFormat depth_format,
RenderPass * CreateRenderPass( List<VkSubpassDescription> &subpass,
List<VkFormat> color_format,VkFormat depth_format,
VkImageLayout color_final_layout=VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
VkImageLayout depth_final_layout=VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);

115
src/RenderDevice/Vulkan/VKDeviceRenderPass.cpp
View File

@ -3,7 +3,7 @@
#include<hgl/graph/vulkan/VKRenderPass.h>
VK_NAMESPACE_BEGIN
RenderPass *Device::CreateRenderPass(List<VkFormat> color_format,VkFormat depth_format,VkImageLayout color_final_layout,VkImageLayout depth_final_layout)
RenderPass *Device::CreateRenderPass(List<VkSubpassDescription> &subpass,List<VkFormat> color_format,VkFormat depth_format,VkImageLayout color_final_layout,VkImageLayout depth_final_layout)
{
int depth=-1;
uint atta_count=color_format.GetCount();
@ -15,7 +15,6 @@ RenderPass *Device::CreateRenderPass(List<VkFormat> color_format,VkFormat depth_
SharedArray<VkAttachmentDescription> attachments=new VkAttachmentDescription[atta_count];
SharedArray<VkAttachmentReference> color_references=new VkAttachmentReference[color_format.GetCount()];
VkAttachmentReference depth_references;
for(uint i=0;i<atta_count;i++)
{
@ -34,53 +33,83 @@ RenderPass *Device::CreateRenderPass(List<VkFormat> color_format,VkFormat depth_
attachments[i].finalLayout = color_final_layout;
attachments[i].format = *cf;
++cf;
color_references[i].attachment = i;
color_references[i].layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
}
VkSubpassDescription subpass;
subpass.flags = 0;
subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subpass.inputAttachmentCount = 0;
subpass.pInputAttachments = nullptr;
subpass.colorAttachmentCount = color_format.GetCount();
subpass.pColorAttachments = color_references;
subpass.pResolveAttachments = nullptr;
subpass.preserveAttachmentCount = 0;
subpass.pPreserveAttachments = nullptr;
if(depth!=-1)
{
attachments[depth].finalLayout = depth_final_layout;
attachments[depth].format = depth_format;
}
depth_references.attachment = depth;
depth_references.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
const uint32_t subpass_count=subpass.GetCount();
uint32_t dependency_count;
subpass.pDepthStencilAttachment = &depth_references;
SharedArray<VkSubpassDependency> dependency;
if(subpass_count==1)
{
dependency_count=1;
dependency=new VkSubpassDependency[dependency_count];
dependency[0].srcSubpass = VK_SUBPASS_EXTERNAL;
dependency[0].dstSubpass = 0;
dependency[0].srcStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependency[0].dstStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependency[0].srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependency[0].dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependency[0].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
}
else
subpass.pDepthStencilAttachment = nullptr;
{
dependency_count=subpass_count+1;
VkSubpassDependency dependency;
dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
dependency.dstSubpass = 0;
dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependency.srcAccessMask = 0;
dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependency.dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
dependency=new VkSubpassDependency[dependency_count];
for(uint32_t i=0;i<subpass_count+1;i++)
{
if(i==0)
{
dependency[i].srcSubpass = VK_SUBPASS_EXTERNAL;
dependency[i].dstSubpass = 0;
dependency[i].srcStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependency[i].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependency[i].srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependency[i].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
}
else
{
dependency[i].srcSubpass = i-1;
dependency[i].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
if(i==subpass_count)
{
dependency[i].dstSubpass = VK_SUBPASS_EXTERNAL;
dependency[i].dstStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependency[i].srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependency[i].dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
}
else
{
dependency[i].dstSubpass = i;
dependency[i].dstStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
dependency[i].srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependency[i].dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
}
}
dependency[i].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
}
}
VkRenderPassCreateInfo rp_info;
rp_info.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
rp_info.pNext = nullptr;
rp_info.attachmentCount = atta_count;
rp_info.pAttachments = attachments;
rp_info.subpassCount = 1;
rp_info.pSubpasses = &subpass;
rp_info.dependencyCount = 1;
rp_info.pDependencies = &dependency;
rp_info.subpassCount = subpass.GetCount();
rp_info.pSubpasses = subpass.GetData();
rp_info.dependencyCount = dependency_count;
rp_info.pDependencies = dependency;
VkRenderPass render_pass;
@ -92,10 +121,30 @@ RenderPass *Device::CreateRenderPass(List<VkFormat> color_format,VkFormat depth_
RenderPass *Device::CreateRenderPass(VkFormat color_format,VkFormat depth_format,VkImageLayout color_final_layout,VkImageLayout depth_final_layout)
{
VkAttachmentReference color_atta_ref={0,VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL};
VkAttachmentReference depth_atta_ref={1,VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL};
List<VkSubpassDescription> subpass_desc_list;
VkSubpassDescription subpass;
subpass.flags = 0;
subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subpass.inputAttachmentCount = 0;
subpass.pInputAttachments = nullptr;
subpass.colorAttachmentCount = 1;
subpass.pColorAttachments = &color_atta_ref;
subpass.pResolveAttachments = nullptr;
subpass.pDepthStencilAttachment = &depth_atta_ref;
subpass.preserveAttachmentCount = 0;
subpass.pPreserveAttachments = nullptr;
subpass_desc_list.Add(subpass);
List<VkFormat> color_format_list;
color_format_list.Add(color_format);
return CreateRenderPass(color_format_list,depth_format,color_final_layout,depth_final_layout);
return CreateRenderPass(subpass_desc_list,color_format_list,depth_format,color_final_layout,depth_final_layout);
}
VK_NAMESPACE_END