GPencil: Remove unused parameter in convert curve

The only_stroke parameter is not used

source/blender/blenkernel/BKE_gpencil_curve.h

@@ -37,7 +37,6 @@ void BKE_gpencil_convert_curve(struct Main *bmain,
                                struct Object *ob_cu,
                                const bool gpencil_lines,
                                const bool use_collections,
-                               const bool only_stroke,
                                const float scale_thickness,
                                const float sample);
 

source/blender/blenkernel/intern/gpencil_curve.c

@@ -216,12 +216,8 @@ static Collection *gpencil_get_parent_collection(Scene *scene, Object *ob)
 
   return mycol;
 }
-static int gpencil_get_stroke_material_fromcurve(Main *bmain,
-                                                 Object *ob_gp,
-                                                 Object *ob_cu,
-                                                 const bool only_stroke,
-                                                 bool *do_stroke,
-                                                 bool *do_fill)
+static int gpencil_get_stroke_material_fromcurve(
+    Main *bmain, Object *ob_gp, Object *ob_cu, bool *do_stroke, bool *do_fill)
 {
   Curve *cu = (Curve *)ob_cu->data;
 
@@ -295,7 +291,6 @@ static void gpencil_convert_spline(Main *bmain,
                                    Object *ob_gp,
                                    Object *ob_cu,
                                    const bool gpencil_lines,
-                                   const bool only_stroke,
                                    const float scale_thickness,
                                    const float sample,
                                    bGPDframe *gpf,
@@ -336,8 +331,7 @@ static void gpencil_convert_spline(Main *bmain,
    * Notice: The color of the material is the color of viewport and not the final shader color.
    */
   bool do_stroke, do_fill;
-  int r_idx = gpencil_get_stroke_material_fromcurve(
-      bmain, ob_gp, ob_cu, only_stroke, &do_stroke, &do_fill);
+  int r_idx = gpencil_get_stroke_material_fromcurve(bmain, ob_gp, ob_cu, &do_stroke, &do_fill);
   CLAMP_MIN(r_idx, 0);
 
   /* Assign material index to stroke. */
@@ -468,7 +462,6 @@ static void gpencil_convert_spline(Main *bmain,
  * \param ob_cu: Curve to convert.
  * \param gpencil_lines: Use lines for strokes.
  * \param use_collections: Create layers using collection names.
- * \param only_stroke: The material must be only stroke without fill.
  * \param scale_thickness: Scale thickness factor.
  * \param sample: Sample distance, zero to disable.
  */
@@ -478,7 +471,6 @@ void BKE_gpencil_convert_curve(Main *bmain,
                                Object *ob_cu,
                                const bool gpencil_lines,
                                const bool use_collections,
-                               const bool only_stroke,
                                const float scale_thickness,
                                const float sample)
 {
@@ -518,8 +510,7 @@ void BKE_gpencil_convert_curve(Main *bmain,
 
   /* Read all splines of the curve and create a stroke for each. */
   LISTBASE_FOREACH (Nurb *, nu, &cu->nurb) {
-    gpencil_convert_spline(
-        bmain, ob_gp, ob_cu, gpencil_lines, only_stroke, scale_thickness, sample, gpf, nu);
+    gpencil_convert_spline(bmain, ob_gp, ob_cu, gpencil_lines, scale_thickness, sample, gpf, nu);
   }
 
   /* Merge any similar material. */

source/blender/editors/object/object_add.c

@@ -2647,7 +2647,7 @@ static int object_convert_exec(bContext *C, wmOperator *op)
           ob_gpencil = ED_gpencil_add_object(C, ob->loc, local_view_bits);
           copy_v3_v3(ob_gpencil->rot, ob->rot);
           copy_v3_v3(ob_gpencil->scale, ob->scale);
-          BKE_gpencil_convert_curve(bmain, scene, ob_gpencil, ob, false, false, true, 1.0f, 0.0f);
+          BKE_gpencil_convert_curve(bmain, scene, ob_gpencil, ob, false, false, 1.0f, 0.0f);
           gpencilConverted = true;
         }
       }

source/blender/makesrna/intern/rna_object_api.c

@@ -728,15 +728,8 @@ bool rna_Object_generate_gpencil_strokes(Object *ob,
   Main *bmain = CTX_data_main(C);
   Scene *scene = CTX_data_scene(C);
 
-  BKE_gpencil_convert_curve(bmain,
-                            scene,
-                            ob_gpencil,
-                            ob,
-                            gpencil_lines,
-                            use_collections,
-                            false,
-                            scale_thickness,
-                            sample);
+  BKE_gpencil_convert_curve(
+      bmain, scene, ob_gpencil, ob, gpencil_lines, use_collections, scale_thickness, sample);
 
   WM_main_add_notifier(NC_GPENCIL | ND_DATA, NULL);