scene/tables.h

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/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
 *
 * SPDX-License-Identifier: Apache-2.0 */
 
#pragma once
 
#include "util/list.h"
#include "util/vector.h"
 
CCL_NAMESPACE_BEGIN
 
class Device;
class DeviceScene;
class Scene;
 
enum { TABLE_CHUNK_SIZE = 256 };
enum { TABLE_OFFSET_INVALID = -1 };
 
class LookupTables {
  bool need_update_;
 
 public:
  struct Table {
    size_t offset;
    size_t size;
  };
 
  list<Table> lookup_tables;
 
  LookupTables();
  ~LookupTables();
 
  void device_update(Device *device, DeviceScene *dscene, Scene *scene);
  void device_free(Device *device, DeviceScene *dscene);
 
  bool need_update() const;
 
  size_t add_table(DeviceScene *dscene, vector<float> &data);
  void remove_table(size_t *offset);
};
 
CCL_NAMESPACE_END