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// Copyright 2019 The Amber 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 SAMPLES_CONFIG_HELPER_H_
#define SAMPLES_CONFIG_HELPER_H_
#include <memory>
#include <string>
#include <vector>
#include "amber/amber.h"
namespace sample {
/// Proof of concept implementation showing how to provide and use
/// EngineConfig within sample amber program.
class ConfigHelperImpl {
public:
virtual ~ConfigHelperImpl();
/// Create instance and device and return them as amber::EngineConfig.
/// |required_features| and |required_extensions| contain lists of
/// required features and required extensions, respectively.
virtual amber::Result CreateConfig(
uint32_t engine_major,
uint32_t engine_minor,
int32_t selected_device,
const std::vector<std::string>& required_features,
const std::vector<std::string>& required_instance_extensions,
const std::vector<std::string>& required_device_extensions,
bool disable_validation_layer,
bool show_version_info,
std::unique_ptr<amber::EngineConfig>* config) = 0;
};
/// Wrapper of ConfigHelperImpl.
class ConfigHelper {
public:
ConfigHelper();
~ConfigHelper();
/// Create instance and device and return them as amber::EngineConfig.
/// |required_features| and |required_extensions| contain lists of
/// required features and required extensions, respectively. |engine|
/// indicates whether the caller required VulkanEngineConfig or
/// DawnEngineConfig.
amber::Result CreateConfig(
amber::EngineType engine,
uint32_t engine_major,
uint32_t engine_minor,
int32_t selected_device,
const std::vector<std::string>& required_features,
const std::vector<std::string>& required_instance_extensions,
const std::vector<std::string>& required_device_extensions,
bool disable_validation_layer,
bool show_version_info,
std::unique_ptr<amber::EngineConfig>* config);
private:
std::unique_ptr<ConfigHelperImpl> impl_;
};
} // namespace sample
#endif // SAMPLES_CONFIG_HELPER_H_
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