13 files changed, 61 insertions, 25 deletions
diff --git a/source/blender/makesdna/DNA_ID.h b/source/blender/makesdna/DNA_ID.h
index cad1af8eb50..ef9069acb78 100644
--- a/source/blender/makesdna/DNA_ID.h
+++ b/source/blender/makesdna/DNA_ID.h
@@ -616,6 +616,15 @@ typedef enum IDRecalcFlag {
 
   ID_RECALC_PARAMETERS = (1 << 21),
 
+  /* Makes it so everything what depends on time.
+   * Basically, the same what changing frame in a timeline will do. */
+  ID_RECALC_TIME = (1 << 22),
+
+  /* Input has changed and datablock is to be reload from disk.
+   * Applies to movie clips to inform that copy-on-written version is to be refreshed for the new
+   * input file or for color space changes. */
+  ID_RECALC_SOURCE = (1 << 23),
+
   /***************************************************************************
    * Pseudonyms, to have more semantic meaning in the actual code without
    * using too much low-level and implementation specific tags. */
diff --git a/source/blender/makesdna/DNA_brush_types.h b/source/blender/makesdna/DNA_brush_types.h
index 6f775e48d58..93ce3d9769b 100644
--- a/source/blender/makesdna/DNA_brush_types.h
+++ b/source/blender/makesdna/DNA_brush_types.h
@@ -186,6 +186,18 @@ typedef enum eGP_BrushIcons {
   GP_BRUSH_ICON_ERASE_STROKE = 10,
 } eGP_BrushIcons;
 
+typedef enum eBrushCurvePreset {
+  BRUSH_CURVE_CUSTOM = 0,
+  BRUSH_CURVE_SMOOTH = 1,
+  BRUSH_CURVE_SPHERE = 2,
+  BRUSH_CURVE_ROOT = 3,
+  BRUSH_CURVE_SHARP = 4,
+  BRUSH_CURVE_LIN = 5,
+  BRUSH_CURVE_POW4 = 6,
+  BRUSH_CURVE_INVSQUARE = 7,
+  BRUSH_CURVE_CONSTANT = 8,
+} eBrushCurvePreset;
+
 typedef struct Brush {
   ID id;
 
@@ -289,6 +301,9 @@ typedef struct Brush {
 
   float texture_sample_bias;
 
+  int curve_preset;
+  char _pad1[4];
+
   /* overlay */
   int texture_overlay_alpha;
   int mask_overlay_alpha;
diff --git a/source/blender/makesdna/DNA_collection_types.h b/source/blender/makesdna/DNA_collection_types.h
index c7f3ef4156d..af543864536 100644
--- a/source/blender/makesdna/DNA_collection_types.h
+++ b/source/blender/makesdna/DNA_collection_types.h
@@ -57,7 +57,9 @@ typedef struct Collection {
   float instance_offset[3];
 
   short flag;
-  char _pad[6];
+  /* Runtime-only, always cleared on file load. */
+  short tag;
+  char _pad[4];
 
   /* Runtime. Cache of objects in this collection and all its
    * children. This is created on demand when e.g. some physics
@@ -84,4 +86,12 @@ enum {
   COLLECTION_IS_MASTER = (1 << 5),           /* Is master collection embedded in the scene. */
 };
 
+/* Collection->tag */
+enum {
+  /* That code (BKE_main_collections_parent_relations_rebuild and the like)
+   * is called from very low-level places, like e.g ID remapping...
+   * Using a generic tag like LIB_TAG_DOIT for this is just impossible, we need our very own. */
+  COLLECTION_TAG_RELATION_REBUILD = (1 << 0),
+};
+
 #endif /* __DNA_COLLECTION_TYPES_H__ */
diff --git a/source/blender/makesdna/DNA_constraint_types.h b/source/blender/makesdna/DNA_constraint_types.h
index b613c661f29..eda52fdf14a 100644
--- a/source/blender/makesdna/DNA_constraint_types.h
+++ b/source/blender/makesdna/DNA_constraint_types.h
@@ -149,7 +149,7 @@ typedef struct bPythonConstraint {
    */
   struct Object *tar;
   /**
-   * Subtarger from previous implementation
+   * Subtarget from previous implementation
    * (version-patch sets this to "" on file-load), MAX_ID_NAME-2.
    */
   char subtarget[64];
diff --git a/source/blender/makesdna/DNA_customdata_types.h b/source/blender/makesdna/DNA_customdata_types.h
index 75a417150c8..14a078d8386 100644
--- a/source/blender/makesdna/DNA_customdata_types.h
+++ b/source/blender/makesdna/DNA_customdata_types.h
@@ -42,13 +42,13 @@ typedef struct CustomDataLayer {
   int flag;
   /** Number of the active layer of this type. */
   int active;
-  /** Number of the layer to rende.r*/
+  /** Number of the layer to render. */
   int active_rnd;
-  /** Number of the layer to rende.r*/
+  /** Number of the layer to render. */
   int active_clone;
-  /** Number of the layer to rende.r*/
+  /** Number of the layer to render. */
   int active_mask;
-  /** Shape keyblock unique id referenc.e*/
+  /** Shape keyblock unique id reference. */
   int uid;
   /** Layer name, MAX_CUSTOMDATA_LAYER_NAME. */
   char name[64];
diff --git a/source/blender/makesdna/DNA_gpencil_modifier_types.h b/source/blender/makesdna/DNA_gpencil_modifier_types.h
index 8b756ff2937..c2a9d3cf296 100644
--- a/source/blender/makesdna/DNA_gpencil_modifier_types.h
+++ b/source/blender/makesdna/DNA_gpencil_modifier_types.h
@@ -92,7 +92,7 @@ typedef struct NoiseGpencilModifierData {
   int step;
   /** Last gp frame used. */
   int gp_frame;
-  /** Last scene frame used. */
+  /** First scene frame used. */
   int scene_frame;
   /** Random values. */
   float vrand1, vrand2;
diff --git a/source/blender/makesdna/DNA_gpencil_types.h b/source/blender/makesdna/DNA_gpencil_types.h
index 307a6f2fe16..bf72ce5e598 100644
--- a/source/blender/makesdna/DNA_gpencil_types.h
+++ b/source/blender/makesdna/DNA_gpencil_types.h
@@ -148,8 +148,7 @@ typedef struct bGPDpalette {
 /* bGPDpalette->flag */
 typedef enum eGPDpalette_Flag {
   /* palette is active */
-  A,
-  PL_PALETTE_ACTIVE = (1 << 0)
+  PL_PALETTE_ACTIVE = (1 << 0),
 } eGPDpalette_Flag;
 
 /* ***************************************** */
@@ -412,7 +411,7 @@ typedef enum eGPLayerBlendModes {
 typedef struct bGPdata_Runtime {
   /** Last region where drawing was originated. */
   struct ARegion *ar;
-  /** Stroke buffer (can hold GP_STROKE_BUFFER_MAX). */
+  /** Stroke buffer. */
   void *sbuffer;
 
   /* GP Object drawing */
@@ -431,11 +430,13 @@ typedef struct bGPdata_Runtime {
    * - buffer must be initialized before use, but freed after
    *   whole paint operation is over
    */
-  /** Number of elements currently in cache. */
-  short sbuffer_size;
+  /** Number of elements currently used in cache. */
+  short sbuffer_used;
   /** Flags for stroke that cache represents. */
   short sbuffer_sflag;
-  char _pad[6];
+  /** Number of total elements available in cache. */
+  short sbuffer_size;
+  char _pad[4];
 
   /** Number of control-points for stroke. */
   int tot_cp_points;
diff --git a/source/blender/makesdna/DNA_lightprobe_types.h b/source/blender/makesdna/DNA_lightprobe_types.h
index 5cae3c0b1e9..6ffdd60a094 100644
--- a/source/blender/makesdna/DNA_lightprobe_types.h
+++ b/source/blender/makesdna/DNA_lightprobe_types.h
@@ -142,7 +142,7 @@ typedef struct LightGridCache {
   float visibility_bias, visibility_bleed, visibility_range, _pad5;
 } LightGridCache;
 
-/* Theses are used as ubo data. They need to be aligned to size of vec4. */
+/* These are used as ubo data. They need to be aligned to size of vec4. */
 BLI_STATIC_ASSERT_ALIGN(LightProbeCache, 16)
 BLI_STATIC_ASSERT_ALIGN(LightGridCache, 16)
 
diff --git a/source/blender/makesdna/DNA_node_types.h b/source/blender/makesdna/DNA_node_types.h
index 672dbaebae1..75c0721f72a 100644
--- a/source/blender/makesdna/DNA_node_types.h
+++ b/source/blender/makesdna/DNA_node_types.h
@@ -387,12 +387,12 @@ typedef struct bNodeLink {
 #define NTREE_QUALITY_LOW 2
 
 /* tree->chunksize */
-#define NTREE_CHUNCKSIZE_32 32
-#define NTREE_CHUNCKSIZE_64 64
-#define NTREE_CHUNCKSIZE_128 128
-#define NTREE_CHUNCKSIZE_256 256
-#define NTREE_CHUNCKSIZE_512 512
-#define NTREE_CHUNCKSIZE_1024 1024
+#define NTREE_CHUNKSIZE_32 32
+#define NTREE_CHUNKSIZE_64 64
+#define NTREE_CHUNKSIZE_128 128
+#define NTREE_CHUNKSIZE_256 256
+#define NTREE_CHUNKSIZE_512 512
+#define NTREE_CHUNKSIZE_1024 1024
 
 /* the basis for a Node tree, all links and nodes reside internal here */
 /* only re-usable node trees are in the library though,
diff --git a/source/blender/makesdna/DNA_object_types.h b/source/blender/makesdna/DNA_object_types.h
index 13b7a0a7600..d9487f4338f 100644
--- a/source/blender/makesdna/DNA_object_types.h
+++ b/source/blender/makesdna/DNA_object_types.h
@@ -177,7 +177,7 @@ typedef struct Object_Runtime {
   /** Runtime grease pencil drawing data */
   struct GpencilBatchCache *gpencil_cache;
 
-  void *_pad2; /* Padding is here for win32s unconventional stuct alignment rules. */
+  void *_pad2; /* Padding is here for win32s unconventional struct alignment rules. */
 } Object_Runtime;
 
 typedef struct Object {
diff --git a/source/blender/makesdna/DNA_scene_types.h b/source/blender/makesdna/DNA_scene_types.h
index 0973405ce7b..f0ca4e30cdf 100644
--- a/source/blender/makesdna/DNA_scene_types.h
+++ b/source/blender/makesdna/DNA_scene_types.h
@@ -1116,7 +1116,7 @@ typedef struct GP_Sculpt_Settings {
   char _pad[4];
   /** Multiframe edit falloff effect by frame. */
   struct CurveMapping *cur_falloff;
-  /** Curve used for primitve tools. */
+  /** Curve used for primitive tools. */
   struct CurveMapping *cur_primitive;
   /** Guides used for paint tools */
   struct GP_Sculpt_Guide guide;
@@ -1138,7 +1138,7 @@ typedef enum eGP_Sculpt_SettingsFlag {
   GP_SCULPT_SETT_FLAG_FRAME_FALLOFF = (1 << 5),
   /* apply brush to uv data */
   GP_SCULPT_SETT_FLAG_APPLY_UV = (1 << 6),
-  /* apply primitve curve */
+  /* apply primitive curve */
   GP_SCULPT_SETT_FLAG_PRIMITIVE_CURVE = (1 << 7),
 } eGP_Sculpt_SettingsFlag;
 
diff --git a/source/blender/makesdna/DNA_userdef_types.h b/source/blender/makesdna/DNA_userdef_types.h
index 894dbc05c54..2d3d091c65d 100644
--- a/source/blender/makesdna/DNA_userdef_types.h
+++ b/source/blender/makesdna/DNA_userdef_types.h
@@ -756,8 +756,9 @@ typedef struct UserDef {
   char font_path_ui[1024];
   char font_path_ui_mono[1024];
 
+  /** Legacy, for backwards compatibility only. */
   int compute_device_type;
-  int compute_device_id;
+  char _pad6[4];
 
   /** Opacity of inactive F-Curves in F-Curve Editor. */
   float fcu_inactive_alpha;
diff --git a/source/blender/makesdna/intern/dna_genfile.c b/source/blender/makesdna/intern/dna_genfile.c
index 3cc005535b6..5252c8f3350 100644
--- a/source/blender/makesdna/intern/dna_genfile.c
+++ b/source/blender/makesdna/intern/dna_genfile.c
@@ -899,7 +899,7 @@ static void cast_elem(
  * as lookup keys to identify data blocks in the saved .blend file, not
  * as actual in-memory pointers.
  *
- * \param curlen: Pointer length to conver to
+ * \param curlen: Pointer length to convert to
  * \param oldlen: Length of pointers in olddata
  * \param name_array_len: Result of #DNA_elem_array_size for this element.
  * \param curdata: Where to put converted data