DNA: remove View3D.flag3

Having 'flag, flag2, flag3' is getting out of hand especially
when we support increasing the size of types.

Make flag2 into an int.

Note, this looses the 'show world' option,
but it's not such an important setting.

4 files changed, 11 insertions, 12 deletions

diff --git a/source/blender/editors/space_view3d/space_view3d.c b/source/blender/editors/space_view3d/space_view3d.c
index 63ae3bbb657..7f3a36c7ba6 100644
--- a/source/blender/editors/space_view3d/space_view3d.c
+++ b/source/blender/editors/space_view3d/space_view3d.c
@@ -1238,7 +1238,7 @@ static void space_view3d_listener(bScreen *UNUSED(sc), ScrArea *sa, struct wmNot
 			switch (wmn->data) {
 				case ND_WORLD_DRAW:
 				case ND_WORLD:
-					if (v3d->flag3 & V3D_SHOW_WORLD)
+					if (v3d->flag2 & V3D_SHOW_WORLD)
 						ED_area_tag_redraw_regiontype(sa, RGN_TYPE_WINDOW);
 					break;
 			}
diff --git a/source/blender/editors/space_view3d/view3d_draw.c b/source/blender/editors/space_view3d/view3d_draw.c
index fbf2bd33638..1cf2e71f2bf 100644
--- a/source/blender/editors/space_view3d/view3d_draw.c
+++ b/source/blender/editors/space_view3d/view3d_draw.c
@@ -3091,7 +3091,7 @@ void ED_view3d_draw_offscreen_init(Main *bmain, Scene *scene, View3D *v3d)
  */
 static void view3d_main_region_clear(Scene *scene, View3D *v3d, ARegion *ar)
 {
-	if (scene->world && (v3d->flag3 & V3D_SHOW_WORLD)) {
+	if (scene->world && (v3d->flag2 & V3D_SHOW_WORLD)) {
 		RegionView3D *rv3d = ar->regiondata;
 		GPUMaterial *gpumat = GPU_material_world(scene, scene->world);
 
@@ -3497,7 +3497,7 @@ ImBuf *ED_view3d_draw_offscreen_imbuf_simple(
 		v3d.flag2 |= V3D_SOLID_TEX;
 	}
 	if (draw_flags & V3D_OFSDRAW_USE_BACKGROUND) {
-		v3d.flag3 |= V3D_SHOW_WORLD;
+		v3d.flag2 |= V3D_SHOW_WORLD;
 	}
 	if (draw_flags & V3D_OFSDRAW_USE_CAMERA_DOF) {
 		if (camera->type == OB_CAMERA) {
diff --git a/source/blender/makesdna/DNA_view3d_types.h b/source/blender/makesdna/DNA_view3d_types.h
index 845e7ab3658..1b3eef0f3ec 100644
--- a/source/blender/makesdna/DNA_view3d_types.h
+++ b/source/blender/makesdna/DNA_view3d_types.h
@@ -182,10 +182,11 @@ typedef struct View3D {
 	/**
 	 * The drawing mode for the 3d display. Set to OB_BOUNDBOX, OB_WIRE, OB_SOLID,
 	 * OB_TEXTURE, OB_MATERIAL or OB_RENDER */
-	short drawtype;
-	short ob_centre_cursor;		/* optional bool for 3d cursor to define center */
+	char drawtype;
+	char ob_centre_cursor;		/* optional bool for 3d cursor to define center */
 	short scenelock, around;
-	short flag, flag2;
+	short flag;
+	int flag2;
 
 	float lens, grid;
 	float near, far;
@@ -201,7 +202,7 @@ typedef struct View3D {
 	/* transform widget info */
 	char twtype, twmode, twflag;
 
-	short flag3;
+	short _pad1;
 
 	/* afterdraw, for xray & transparent */
 	struct ListBase afterdraw_transp;
@@ -297,7 +298,7 @@ typedef struct View3D {
 #define RV3D_VIEW_IS_AXIS(view) \
 	(((view) >= RV3D_VIEW_FRONT) && ((view) <= RV3D_VIEW_BOTTOM))
 
-/* View3d->flag2 (short) */
+/* View3d->flag2 (int) */
 #define V3D_RENDER_OVERRIDE		(1 << 2)
 #define V3D_SOLID_TEX			(1 << 3)
 #define V3D_SHOW_GPENCIL		(1 << 4)
@@ -312,11 +313,9 @@ typedef struct View3D {
 #define V3D_SHOW_SOLID_MATCAP	(1 << 13)	/* runtime flag */
 #define V3D_OCCLUDE_WIRE		(1 << 14)
 #define V3D_SHADELESS_TEX		(1 << 15)
+#define V3D_SHOW_WORLD			(1 << 16)
 
 
-/* View3d->flag3 (short) */
-#define V3D_SHOW_WORLD			(1 << 0)
-
 /* View3D->around */
 enum {
 	/* center of the bounding box */
diff --git a/source/blender/makesrna/intern/rna_space.c b/source/blender/makesrna/intern/rna_space.c
index 813e847aae6..ae1761faec1 100644
--- a/source/blender/makesrna/intern/rna_space.c
+++ b/source/blender/makesrna/intern/rna_space.c
@@ -2621,7 +2621,7 @@ static void rna_def_space_view3d(BlenderRNA *brna)
 	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);
 
 	prop = RNA_def_property(srna, "show_world", PROP_BOOLEAN, PROP_NONE);
-	RNA_def_property_boolean_sdna(prop, NULL, "flag3", V3D_SHOW_WORLD);
+	RNA_def_property_boolean_sdna(prop, NULL, "flag2", V3D_SHOW_WORLD);
 	RNA_def_property_ui_text(prop, "World Background", "Display world colors in the background");
 	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);