Add Chromium-only Blender WebEngine parity work

blender-5.2.0/source/blender/blenkernel/BKE_studiolight.h

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+/* SPDX-FileCopyrightText: 2006-2007 Blender Authors
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later */
+
+#pragma once
+
+/** \file
+ * \ingroup bke
+ *
+ * Studio lighting for the 3dview
+ */
+
+#include <string>
+
+#include "DNA_listBase.h"
+
+#include "BLI_sys_types.h"
+
+#include "BLI_path_utils.hh"
+
+#include "DNA_userdef_types.h" /* for #SolidLight */
+
+namespace blender {
+
+struct ImBuf;
+
+#define STUDIOLIGHT_ICON_ID_TYPE_RADIANCE (1 << 0)
+#define STUDIOLIGHT_ICON_ID_TYPE_IRRADIANCE (1 << 1)
+#define STUDIOLIGHT_ICON_ID_TYPE_MATCAP (1 << 2)
+#define STUDIOLIGHT_ICON_ID_TYPE_MATCAP_FLIPPED (1 << 3)
+
+#define STUDIOLIGHT_MAX_LIGHT 4
+
+#define STUDIOLIGHT_ICON_SIZE 96
+
+namespace gpu {
+class Texture;
+}  // namespace gpu
+struct StudioLight;
+
+/** #StudioLight.flag */
+enum StudioLightFlag {
+  STUDIOLIGHT_INTERNAL = (1 << 0),
+  STUDIOLIGHT_EXTERNAL_FILE = (1 << 1),
+  STUDIOLIGHT_TYPE_STUDIO = (1 << 2),
+  STUDIOLIGHT_TYPE_WORLD = (1 << 3),
+  STUDIOLIGHT_TYPE_MATCAP = (1 << 4),
+  STUDIOLIGHT_EXTERNAL_IMAGE_LOADED = (1 << 5),
+  /** GPU Texture used for lookdev mode. */
+  STUDIOLIGHT_EQUIRECT_RADIANCE_GPUTEXTURE = (1 << 6),
+  STUDIOLIGHT_USER_DEFINED = (1 << 7),
+
+  STUDIOLIGHT_MATCAP_DIFFUSE_GPUTEXTURE = (1 << 8),
+  STUDIOLIGHT_MATCAP_SPECULAR_GPUTEXTURE = (1 << 9),
+  /* Is set for studio lights and matcaps with specular highlight pass. */
+  STUDIOLIGHT_SPECULAR_HIGHLIGHT_PASS = (1 << 10),
+};
+
+#define STUDIOLIGHT_FLAG_ALL (STUDIOLIGHT_INTERNAL | STUDIOLIGHT_EXTERNAL_FILE)
+#define STUDIOLIGHT_FLAG_ORIENTATIONS \
+  (STUDIOLIGHT_TYPE_STUDIO | STUDIOLIGHT_TYPE_WORLD | STUDIOLIGHT_TYPE_MATCAP)
+#define STUDIOLIGHT_ORIENTATIONS_MATERIAL_MODE (STUDIOLIGHT_TYPE_WORLD)
+#define STUDIOLIGHT_ORIENTATIONS_SOLID (STUDIOLIGHT_INTERNAL | STUDIOLIGHT_TYPE_STUDIO)
+
+typedef void StudioLightFreeFunction(struct StudioLight *, void *data);
+
+struct StudioLightImage {
+  struct ImBuf *ibuf;
+  gpu::Texture *gputexture;
+};
+
+struct StudioLight {
+  struct StudioLight *next, *prev;
+
+  int index;
+  int flag;
+  char name[FILE_MAXFILE];
+  char filepath[FILE_MAX];
+  int icon_id_irradiance;
+  int icon_id_radiance;
+  int icon_id_matcap;
+  int icon_id_matcap_flipped;
+  StudioLightImage matcap_diffuse;
+  StudioLightImage matcap_specular;
+  struct ImBuf *equirect_radiance_buffer;
+  gpu::Texture *equirect_radiance_gputexture;
+  std::string equirect_working_space;
+  SolidLight light[STUDIOLIGHT_MAX_LIGHT];
+  float light_ambient[3];
+
+  /*
+   * Free function to clean up the running icons previews (wmJob) the usage is in
+   * interface_icons. Please be aware that this was build to handle only one free function
+   * that cleans up all icons. just to keep the code simple.
+   */
+  StudioLightFreeFunction *free_function;
+  void *free_function_data;
+};
+
+/* API */
+
+void BKE_studiolight_init();
+void BKE_studiolight_free();
+void BKE_studiolight_default(SolidLight lights[4], float light_ambient[3]);
+struct StudioLight *BKE_studiolight_find(const char *name, int flag);
+struct StudioLight *BKE_studiolight_findindex(int index, int flag);
+struct StudioLight *BKE_studiolight_find_default(int flag);
+void BKE_studiolight_preview(uint *icon_buffer, StudioLight *sl, int icon_id_type);
+ListBaseT<StudioLight> &BKE_studiolight_listbase();
+/**
+ * Ensure state of studio-lights.
+ */
+void BKE_studiolight_ensure_flag(StudioLight *sl, int flag);
+void BKE_studiolight_refresh();
+StudioLight *BKE_studiolight_load(const char *filepath, int type);
+StudioLight *BKE_studiolight_create(const char *filepath,
+                                    const SolidLight light[4],
+                                    const float light_ambient[3]);
+/**
+ * Only useful for workbench while editing the user-preferences.
+ */
+StudioLight *BKE_studiolight_studio_edit_get();
+void BKE_studiolight_remove(StudioLight *sl);
+void BKE_studiolight_set_free_function(StudioLight *sl,
+                                       StudioLightFreeFunction *free_function,
+                                       void *data);
+void BKE_studiolight_unset_icon_id(StudioLight *sl, int icon_id);
+
+}  // namespace blender