runtime_stage.h

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#pragma once
 
#include <memory>
#include <string>
 
#include "flutter/fml/macros.h"
#include "flutter/fml/mapping.h"
 
#include "flutter/impeller/core/runtime_types.h"
 
namespace impeller {
 
class RuntimeStage {
 public:
  explicit RuntimeStage(std::shared_ptr<fml::Mapping> payload);
 
  ~RuntimeStage();
  RuntimeStage(RuntimeStage&&);
  RuntimeStage& operator=(RuntimeStage&&);
 
  bool IsValid() const;
 
  RuntimeShaderStage GetShaderStage() const;
 
  const std::vector<RuntimeUniformDescription>& GetUniforms() const;
 
  const std::string& GetEntrypoint() const;
 
  const RuntimeUniformDescription* GetUniform(const std::string& name) const;
 
  const std::shared_ptr<fml::Mapping>& GetCodeMapping() const;
 
  const std::shared_ptr<fml::Mapping>& GetSkSLMapping() const;
 
  bool IsDirty() const;
 
  void SetClean();
 
 private:
  RuntimeShaderStage stage_ = RuntimeShaderStage::kVertex;
  std::shared_ptr<fml::Mapping> payload_;
  std::string entrypoint_;
  std::shared_ptr<fml::Mapping> code_mapping_;
  std::shared_ptr<fml::Mapping> sksl_mapping_;
  std::vector<RuntimeUniformDescription> uniforms_;
  bool is_valid_ = false;
  bool is_dirty_ = true;
 
  FML_DISALLOW_COPY_AND_ASSIGN(RuntimeStage);
};
 
}  // namespace impeller