blob: ba7094a07476b28bc37bde164b2e2517002f837f [file] [log] [blame]
// 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_TINT_API_OPTIONS_ARRAY_LENGTH_FROM_UNIFORM_H_
#define SRC_TINT_API_OPTIONS_ARRAY_LENGTH_FROM_UNIFORM_H_
#include <unordered_map>
#include "src/tint/api/common/binding_point.h"
namespace tint {
/// Options used to specify a mapping of binding points to indices into a UBO
/// from which to load buffer sizes.
struct ArrayLengthFromUniformOptions {
/// The binding point to use to generate a uniform buffer from which to read
/// buffer sizes.
BindingPoint ubo_binding;
/// The mapping from storage buffer binding points to the index into the
/// uniform buffer where the length of the buffer is stored.
std::unordered_map<BindingPoint, uint32_t> bindpoint_to_size_index;
/// Reflect the fields of this class so that it can be used by tint::ForeachField()
TINT_REFLECT(ubo_binding, bindpoint_to_size_index);
};
} // namespace tint
#endif // SRC_TINT_API_OPTIONS_ARRAY_LENGTH_FROM_UNIFORM_H_