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// Copyright 2023 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef SRC_TINT_LANG_SPIRV_WRITER_COMMON_OPTIONS_H_
#define SRC_TINT_LANG_SPIRV_WRITER_COMMON_OPTIONS_H_
#include "src/tint/api/options/binding_remapper.h"
#include "src/tint/api/options/external_texture.h"
#include "src/tint/utils/reflection/reflection.h"
namespace tint::spirv::writer {
/// Configuration options used for generating SPIR-V.
struct Options {
/// Set to `true` to disable software robustness that prevents out-of-bounds accesses.
bool disable_robustness = false;
/// Set to `true` to skip robustness transform on textures.
bool disable_image_robustness = false;
/// Set to `true` to disable index clamping on the runtime-sized arrays in robustness transform.
bool disable_runtime_sized_array_index_clamping = false;
/// Set to `true` to disable workgroup memory zero initialization
bool disable_workgroup_init = false;
/// Set to `true` to initialize workgroup memory with OpConstantNull when
/// VK_KHR_zero_initialize_workgroup_memory is enabled.
bool use_zero_initialize_workgroup_memory_extension = false;
/// Set to `true` to generate a PointSize builtin and have it set to 1.0
/// from all vertex shaders in the module.
bool emit_vertex_point_size = true;
/// Set to `true` to clamp frag depth
bool clamp_frag_depth = false;
/// Set to `true` to generate SPIR-V via the Tint IR instead of from the AST.
bool use_tint_ir = false;
/// Options used in the binding mappings for external textures
ExternalTextureOptions external_texture_options = {};
/// Options used in the bindings remapper
BindingRemapperOptions binding_remapper_options = {};
/// Set to `true` to require `SPV_KHR_subgroup_uniform_control_flow` extension and
/// `SubgroupUniformControlFlowKHR` execution mode for compute stage entry points in generated
/// SPIRV module. Issue: dawn:464
bool experimental_require_subgroup_uniform_control_flow = false;
/// Reflect the fields of this class so that it can be used by tint::ForeachField()
TINT_REFLECT(disable_robustness,
disable_image_robustness,
disable_runtime_sized_array_index_clamping,
disable_workgroup_init,
use_zero_initialize_workgroup_memory_extension,
emit_vertex_point_size,
clamp_frag_depth,
use_tint_ir,
external_texture_options,
binding_remapper_options,
experimental_require_subgroup_uniform_control_flow);
};
} // namespace tint::spirv::writer
#endif // SRC_TINT_LANG_SPIRV_WRITER_COMMON_OPTIONS_H_