fallback_colorspace.hh

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/* SPDX-FileCopyrightText: 2025 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include <string>
 
#include "OCIO_colorspace.hh"
 
#include "fallback_cpu_processor.hh"
 
namespace blender::ocio {
 
class FallbackColorSpace : public ColorSpace {
  std::string name_;
 
 public:
  enum class Type {
    LINEAR,
    SRGB,
    DATA,
  };
 
  FallbackColorSpace(const int index, const StringRefNull name, const Type type) : type_(type)
  {
    this->index = index;
    name_ = name;
  }
 
  StringRefNull name() const override
  {
    return name_;
  }
  StringRefNull description() const override
  {
    return "";
  }
 
  bool is_invertible() const override
  {
    return true;
  }
 
  bool is_scene_linear() const override
  {
    return type_ == Type::LINEAR;
  }
  bool is_srgb() const override
  {
    return type_ == Type::SRGB;
  }
 
  bool is_data() const override
  {
    return type_ == Type::DATA;
  }
 
  const CPUProcessor *get_to_scene_linear_cpu_processor() const override
  {
    if (type_ == Type::SRGB) {
      static FallbackSRGBToLinearRGBCPUProcessor processor;
      return &processor;
    }
 
    static FallbackNOOPCPUProcessor processor;
    return &processor;
  }
 
  CPUProcessor *get_from_scene_linear_cpu_processor() const override
  {
    if (type_ == Type::SRGB) {
      static FallbackLinearRGBToSRGBCPUProcessor processor;
      return &processor;
    }
 
    static FallbackNOOPCPUProcessor processor;
    return &processor;
  }
 
 private:
  Type type_;
};
 
}  // namespace blender::ocio