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// Copyright 2021 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_TINTUTILS_H_
#define SRC_DAWN_NATIVE_TINTUTILS_H_
#include <functional>
#include "dawn/common/NonCopyable.h"
#include "dawn/native/IntegerTypes.h"
#include "dawn/native/stream/Stream.h"
#include "tint/tint.h"
namespace dawn::native {
class DeviceBase;
class PipelineLayoutBase;
struct ProgrammableStage;
class RenderPipelineBase;
// Indicates that for the lifetime of this object tint internal compiler errors should be
// reported to the given device.
class ScopedTintICEHandler : public NonCopyable {
public:
explicit ScopedTintICEHandler(DeviceBase* device);
~ScopedTintICEHandler();
private:
ScopedTintICEHandler(ScopedTintICEHandler&&) = delete;
};
tint::ExternalTextureOptions BuildExternalTextureTransformBindings(
const PipelineLayoutBase* layout);
tint::ast::transform::VertexPulling::Config BuildVertexPullingTransformConfig(
const RenderPipelineBase& renderPipeline,
BindGroupIndex pullingBufferBindingSet);
tint::ast::transform::SubstituteOverride::Config BuildSubstituteOverridesTransformConfig(
const ProgrammableStage& stage);
// Uses tint::ForeachField when available to implement the stream::Stream trait for types.
template <typename T>
class stream::Stream<T, std::enable_if_t<tint::HasReflection<T>>> {
public:
static void Write(Sink* s, const T& v) {
tint::ForeachField(v, [&](const auto& f) { StreamIn(s, f); });
}
static MaybeError Read(Source* s, T* v) {
MaybeError error = {};
tint::ForeachField(*v, [&](auto& f) {
if (!error.IsError()) {
error = StreamOut(s, &f);
}
});
return error;
}
};
} // namespace dawn::native
#endif // SRC_DAWN_NATIVE_TINTUTILS_H_