chromium/third_party/dawn/src/dawn/native/RenderPassWorkaroundsHelper.cpp

// Copyright 2024 The Dawn & Tint Authors
//
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//    this list of conditions and the following disclaimer in the documentation
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#include "dawn/native/RenderPassWorkaroundsHelper.h"

#include <utility>
#include <vector>

#include "absl/container/inlined_vector.h"
#include "dawn/common/Assert.h"
#include "dawn/common/BitSetIterator.h"
#include "dawn/native/AttachmentState.h"
#include "dawn/native/BlitColorToColorWithDraw.h"
#include "dawn/native/CommandEncoder.h"
#include "dawn/native/Commands.h"
#include "dawn/native/Device.h"
#include "dawn/native/Texture.h"

namespace dawn::native {

namespace {
// Tracks the temporary resolve attachments used when the AlwaysResolveIntoZeroLevelAndLayer toggle
// is active so that the results can be copied from the temporary resolve attachment into the
// intended target after the render pass is complete. Also used by the
// ResolveMultipleAttachmentInSeparatePasses toggle to track resolves that need to be done in their
// own passes.
struct TemporaryResolveAttachment { … };

void CopyTextureView(CommandEncoder* encoder, TextureViewBase* src, TextureViewBase* dst) { … }

void ResolveWithRenderPass(CommandEncoder* encoder,
                           TextureViewBase* src,
                           TextureViewBase* dst,
                           wgpu::StoreOp storeOp) { … }

void DiscardWithRenderPass(CommandEncoder* encoder, TextureViewBase* view) { … }

}  // namespace

RenderPassWorkaroundsHelper::RenderPassWorkaroundsHelper() = default;
RenderPassWorkaroundsHelper::~RenderPassWorkaroundsHelper() = default;

MaybeError RenderPassWorkaroundsHelper::Initialize(
    CommandEncoder* encoder,
    const UnpackedPtr<RenderPassDescriptor>& renderPassDescriptor) { … }

MaybeError RenderPassWorkaroundsHelper::ApplyOnPostEncoding(
    CommandEncoder* encoder,
    const UnpackedPtr<RenderPassDescriptor>& renderPassDescriptor,
    RenderPassResourceUsageTracker* usageTracker,
    BeginRenderPassCmd* cmd,
    RenderPassEncoder::EndCallback* passEndCallbackOut) { … }

MaybeError RenderPassWorkaroundsHelper::ApplyOnRenderPassStart(
    RenderPassEncoder* rpEncoder,
    const UnpackedPtr<RenderPassDescriptor>& rpDesc) { … }

}  // namespace dawn::native