#include <VulkanRenderPass.h>

Public Member Functions
	VulkanRenderPassMetaData (const RenderPassDesc &renderPassDesc)

Public Attributes
bool	fLoadMSAAFromResolve

bool	fHasColorAttachment

bool	fHasColorResolveAttachment

bool	fHasDepthStencilAttachment

int	fNumColorAttachments

int	fNumResolveAttachments

int	fNumDepthStencilAttachments

int	fSubpassCount

int	fSubpassDependencyCount

int	fUint32DataCnt

skia_private::TArray< const AttachmentDesc * >	fAttachments

Detailed Description

Definition at line 64 of file VulkanRenderPass.h.

Constructor & Destructor Documentation

◆ VulkanRenderPassMetaData()

skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::VulkanRenderPassMetaData ( const RenderPassDesc & renderPassDesc )

Definition at line 158 of file VulkanRenderPass.cpp.

                                              {
    fLoadMSAAFromResolve = renderPassDesc.fColorResolveAttachment.fTextureInfo.isValid() &&
                           renderPassDesc.fColorResolveAttachment.fLoadOp == LoadOp::kLoad;
    fHasColorAttachment        = renderPassDesc.fColorAttachment.fTextureInfo.isValid();
    fHasColorResolveAttachment =
            renderPassDesc.fColorResolveAttachment.fTextureInfo.isValid();
    fHasDepthStencilAttachment =
            renderPassDesc.fDepthStencilAttachment.fTextureInfo.isValid();
 
    // TODO: Query for more attachments once the RenderPassDesc struct contains that information.
    // For now, we only ever expect to see 0 or 1 of each attachment type (color, resolve, and
    // depth/stencil), so the count of each of those can simply be determined with a bool.
    fNumColorAttachments        = fHasColorAttachment ? 1 : 0;
    fNumResolveAttachments      = fHasColorResolveAttachment ? 1 : 0;
    fNumDepthStencilAttachments = fHasDepthStencilAttachment ? 1 : 0;
 
    // Accumulate attachments into a container to mimic future structure in RenderPassDesc
    fAttachments = skia_private::TArray<const AttachmentDesc*>(fNumColorAttachments   +
                                                               fNumResolveAttachments +
                                                               fNumDepthStencilAttachments);
    if (fHasColorAttachment) {
        fAttachments.push_back(&renderPassDesc.fColorAttachment);
    }
    if (fHasColorResolveAttachment) {
        fAttachments.push_back(&renderPassDesc.fColorResolveAttachment);
    }
    if (fHasDepthStencilAttachment) {
        fAttachments.push_back(&renderPassDesc.fDepthStencilAttachment);
    }
 
    // TODO: Reference RenderPassDesc to determine number and makeup of subpasses and their
    // dependencies. For now, we only ever expect 1 (in most cases) or 2 (when loading MSAA).
    fSubpassCount = fLoadMSAAFromResolve ? 2 : 1;
    fSubpassDependencyCount = fLoadMSAAFromResolve ? 1 : 0;
    fUint32DataCnt = determine_uint32_count(
            fAttachments.size(), fSubpassCount,  fSubpassDependencyCount);
}

Member Data Documentation

◆ fAttachments

skia_private::TArray<const AttachmentDesc*> skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fAttachments

Definition at line 80 of file VulkanRenderPass.h.

◆ fHasColorAttachment

bool skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fHasColorAttachment

Definition at line 68 of file VulkanRenderPass.h.

◆ fHasColorResolveAttachment

bool skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fHasColorResolveAttachment

Definition at line 69 of file VulkanRenderPass.h.

◆ fHasDepthStencilAttachment

bool skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fHasDepthStencilAttachment

Definition at line 70 of file VulkanRenderPass.h.

◆ fLoadMSAAFromResolve

bool skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fLoadMSAAFromResolve

Definition at line 67 of file VulkanRenderPass.h.

◆ fNumColorAttachments

int skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fNumColorAttachments

Definition at line 72 of file VulkanRenderPass.h.

◆ fNumDepthStencilAttachments

int skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fNumDepthStencilAttachments

Definition at line 74 of file VulkanRenderPass.h.

◆ fNumResolveAttachments

int skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fNumResolveAttachments

Definition at line 73 of file VulkanRenderPass.h.

◆ fSubpassCount

int skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fSubpassCount

Definition at line 75 of file VulkanRenderPass.h.

◆ fSubpassDependencyCount

int skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fSubpassDependencyCount

Definition at line 76 of file VulkanRenderPass.h.

◆ fUint32DataCnt

int skgpu::graphite::VulkanRenderPass::VulkanRenderPassMetaData::fUint32DataCnt

Definition at line 77 of file VulkanRenderPass.h.

The documentation for this struct was generated from the following files:

third_party/skia/src/gpu/graphite/vk/VulkanRenderPass.h
third_party/skia/src/gpu/graphite/vk/VulkanRenderPass.cpp

Public Member Functions

Public Attributes