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d2e0db3af2
This is a more neutral term for an unassigned enum value. Change-Id: Ic69d912472f26fd8a2c8348281b27edfcc145eab Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/105480 Reviewed-by: Dan Sinclair <dsinclair@chromium.org> Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Ben Clayton <bclayton@google.com>
117 lines
3.7 KiB
C++
117 lines
3.7 KiB
C++
// Copyright 2022 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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////////////////////////////////////////////////////////////////////////////////
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// File generated by tools/src/cmd/gen
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// using the template:
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// src/tint/ast/interpolate_attribute.h.tmpl
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//
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// Do not modify this file directly
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////////////////////////////////////////////////////////////////////////////////
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#ifndef SRC_TINT_AST_INTERPOLATE_ATTRIBUTE_H_
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#define SRC_TINT_AST_INTERPOLATE_ATTRIBUTE_H_
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#include <ostream>
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#include <string>
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#include "src/tint/ast/attribute.h"
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namespace tint::ast {
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/// The interpolation type.
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enum class InterpolationType {
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kUndefined,
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kFlat,
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kLinear,
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kPerspective,
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};
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/// @param out the std::ostream to write to
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/// @param value the InterpolationType
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/// @returns `out` so calls can be chained
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std::ostream& operator<<(std::ostream& out, InterpolationType value);
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/// ParseInterpolationType parses a InterpolationType from a string.
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/// @param str the string to parse
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/// @returns the parsed enum, or InterpolationType::kUndefined if the string could not be parsed.
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InterpolationType ParseInterpolationType(std::string_view str);
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constexpr const char* kInterpolationTypeStrings[] = {
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"flat",
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"linear",
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"perspective",
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};
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/// The interpolation sampling.
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enum class InterpolationSampling {
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kUndefined,
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kCenter,
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kCentroid,
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kSample,
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};
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/// @param out the std::ostream to write to
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/// @param value the InterpolationSampling
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/// @returns `out` so calls can be chained
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std::ostream& operator<<(std::ostream& out, InterpolationSampling value);
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/// ParseInterpolationSampling parses a InterpolationSampling from a string.
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/// @param str the string to parse
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/// @returns the parsed enum, or InterpolationSampling::kUndefined if the string could not be
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/// parsed.
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InterpolationSampling ParseInterpolationSampling(std::string_view str);
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constexpr const char* kInterpolationSamplingStrings[] = {
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"center",
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"centroid",
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"sample",
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};
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/// An interpolate attribute
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class InterpolateAttribute final : public Castable<InterpolateAttribute, Attribute> {
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public:
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/// Create an interpolate attribute.
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/// @param pid the identifier of the program that owns this node
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/// @param nid the unique node identifier
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/// @param src the source of this node
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/// @param type the interpolation type
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/// @param sampling the interpolation sampling
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InterpolateAttribute(ProgramID pid,
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NodeID nid,
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const Source& src,
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InterpolationType type,
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InterpolationSampling sampling);
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~InterpolateAttribute() override;
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/// @returns the WGSL name for the attribute
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std::string Name() const override;
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/// Clones this node and all transitive child nodes using the `CloneContext`
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/// `ctx`.
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/// @param ctx the clone context
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/// @return the newly cloned node
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const InterpolateAttribute* Clone(CloneContext* ctx) const override;
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/// The interpolation type
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const InterpolationType type;
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/// The interpolation sampling
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const InterpolationSampling sampling;
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};
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} // namespace tint::ast
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#endif // SRC_TINT_AST_INTERPOLATE_ATTRIBUTE_H_
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