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// Copyright 2024 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef SRC_DAWN_NATIVE_RENDERPASSWORKAROUNDSHELPER_H_
#define SRC_DAWN_NATIVE_RENDERPASSWORKAROUNDSHELPER_H_
#include <functional>
#include "dawn/common/NonMovable.h"
#include "dawn/common/Ref.h"
#include "dawn/common/ityp_array.h"
#include "dawn/common/ityp_bitset.h"
#include "dawn/native/Error.h"
#include "dawn/native/IntegerTypes.h"
namespace dawn::native {
struct BeginRenderPassCmd;
class CommandEncoder;
class RenderPassEncoder;
struct RenderPassDescriptor;
class RenderPassResourceUsageTracker;
class TextureBase;
class TextureViewBase;
// This class does several render pass' workarounds at various steps:
// - When post processing encoded BeginRenderPassCmd.
// - After render pass starts.
class RenderPassWorkaroundsHelper : NonMovable {
public:
RenderPassWorkaroundsHelper();
~RenderPassWorkaroundsHelper();
MaybeError Initialize(CommandEncoder* encoder,
const RenderPassDescriptor* renderPassDescriptor);
MaybeError ApplyOnPostEncoding(CommandEncoder* encoder,
RenderPassResourceUsageTracker* usageTracker,
BeginRenderPassCmd* cmd,
std::function<void()>* passEndCallbackOut);
MaybeError ApplyOnRenderPassStart(RenderPassEncoder* rpEncoder,
const RenderPassDescriptor* rpDesc);
private:
struct TextureAndView {
Ref<TextureBase> texture;
Ref<TextureViewBase> view;
};
// Temporary resolve targets to replace the original resolve targets.
PerColorAttachment<TextureAndView> mTempResolveTargets;
ColorAttachmentMask mTempResolveTargetsMask;
// Should we apply ExpandResolveTexture step?
bool mShouldApplyExpandResolveEmulation = false;
};
} // namespace dawn::native
#endif