GoaLitiuM/FlaxEngine
1
0
Fork 0
Code Issues Pull Requests Actions 7 Packages Projects Releases Wiki Activity

Add stencil buffer usage with object layer information

Browse Source 
#3080 #967
This commit is contained in:
Wojtek Figat
2025-10-07 18:07:23 +02:00
parent 823ed247d2
commit 361fc3ecfb
36 changed files with 291 additions and 65 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
Source/Engine/GraphicsDevice/Vulkan/GPUTextureVulkan.cpp
View File

@@ -11,7 +11,7 @@
#include "Engine/Graphics/Textures/TextureData.h"
#include "Engine/Scripting/Enums.h"
void GPUTextureViewVulkan::Init(GPUDeviceVulkan* device, ResourceOwnerVulkan* owner, VkImage image, int32 totalMipLevels, PixelFormat format, MSAALevel msaa, VkExtent3D extent, VkImageViewType viewType, int32 mipLevels, int32 firstMipIndex, int32 arraySize, int32 firstArraySlice, bool readOnlyDepth)
void GPUTextureViewVulkan::Init(GPUDeviceVulkan* device, ResourceOwnerVulkan* owner, VkImage image, int32 totalMipLevels, PixelFormat format, MSAALevel msaa, VkExtent3D extent, VkImageViewType viewType, int32 mipLevels, int32 firstMipIndex, int32 arraySize, int32 firstArraySlice, bool readOnlyDepth, bool stencilView)
{
ASSERT(View == VK_NULL_HANDLE);
@@ -57,7 +57,13 @@ void GPUTextureViewVulkan::Init(GPUDeviceVulkan* device, ResourceOwnerVulkan* ow
SubresourceIndex = RenderTools::CalcSubresourceIndex(firstMipIndex, firstArraySlice, totalMipLevels);
}
if (PixelFormatExtensions::IsDepthStencil(format))
if (stencilView)
{
range.aspectMask = VK_IMAGE_ASPECT_STENCIL_BIT;
LayoutRTV = readOnlyDepth ? VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL : VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
LayoutSRV = VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL;
}
else if (PixelFormatExtensions::IsDepthStencil(format))
{
range.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
#if 0
@@ -157,13 +163,23 @@ void GPUTextureViewVulkan::DescriptorAsImage(GPUContextVulkan* context, VkImageV
imageView = View;
layout = LayoutSRV;
const VkImageAspectFlags aspectMask = Info.subresourceRange.aspectMask;
if (aspectMask == (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT))
if (aspectMask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT))
{
// Transition depth-only when binding depth buffer with stencil
// Transition depth-only when binding depth buffer with stencil (or stencil-only without depth)
if (ViewSRV == VK_NULL_HANDLE)
{
VkImageViewCreateInfo createInfo = Info;
createInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
if (aspectMask == VK_IMAGE_ASPECT_STENCIL_BIT)
{
// Stencil
createInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_STENCIL_BIT;
createInfo.components.g = VK_COMPONENT_SWIZZLE_R; // Map .g component in shader to .r of stencil plane
}
else
{
// Depth
createInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
}
VALIDATE_VULKAN_RESULT(vkCreateImageView(Device->Device, &createInfo, nullptr, &ViewSRV));
}
imageView = ViewSRV;
@@ -434,6 +450,26 @@ void GPUTextureVulkan::initHandles()
{
_handleReadOnlyDepth.Init(_device, this, _image, mipLevels, format, msaa, extent, VK_IMAGE_VIEW_TYPE_2D, mipLevels, 0, 1, 0, true);
}
// Stencil view
if (IsDepthStencil() && IsShaderResource() && PixelFormatExtensions::HasStencil(format))
{
PixelFormat stencilFormat;
switch (format)
{
case PixelFormat::D24_UNorm_S8_UInt:
case PixelFormat::R24_UNorm_X8_Typeless:
case PixelFormat::R24G8_Typeless:
stencilFormat = PixelFormat::X24_Typeless_G8_UInt;
break;
case PixelFormat::D32_Float_S8X24_UInt:
case PixelFormat::R32_Float_X8X24_Typeless:
case PixelFormat::R32G8X24_Typeless:
stencilFormat = PixelFormat::X32_Typeless_G8X24_UInt;
break;
}
_handleStencil.Init(_device, this, _image, mipLevels, stencilFormat, msaa, extent, VK_IMAGE_VIEW_TYPE_2D, mipLevels, 0, 1, 0, true, true);
}
}
void GPUTextureVulkan::OnResidentMipsChanged()
@@ -457,6 +493,7 @@ void GPUTextureVulkan::OnReleaseGPU()
_handleVolume.Release();
_handleUAV.Release();
_handleReadOnlyDepth.Release();
_handleStencil.Release();
for (int32 i = 0; i < _handlesPerMip.Count(); i++)
{
for (int32 j = 0; j < _handlesPerMip[i].Count(); j++)