1 files changed, 12 insertions, 10 deletions

diff --git a/source/blender/draw/engines/overlay/overlay_outline.cc b/source/blender/draw/engines/overlay/overlay_outline.cc
index 5ea02376b67..50d42effe00 100644
--- a/source/blender/draw/engines/overlay/overlay_outline.cc
+++ b/source/blender/draw/engines/overlay/overlay_outline.cc
@@ -172,7 +172,6 @@ void OVERLAY_outline_cache_init(OVERLAY_Data *vedata)
 typedef struct iterData {
   Object *ob;
   DRWShadingGroup *stroke_grp;
-  DRWShadingGroup *fill_grp;
   int cfra;
   float plane[4];
 } iterData;
@@ -193,12 +192,17 @@ static void gpencil_layer_cache_populate(bGPDlayer *gpl,
    * Convert to world units (by default, 1 meter = 2000 pixels). */
   float thickness_scale = (is_screenspace) ? -1.0f : (gpd->pixfactor / 2000.0f);
 
+  GPUVertBuf *position_tx = DRW_cache_gpencil_position_buffer_get(iter->ob, iter->cfra);
+  GPUVertBuf *color_tx = DRW_cache_gpencil_color_buffer_get(iter->ob, iter->cfra);
+
   DRWShadingGroup *grp = iter->stroke_grp = DRW_shgroup_create_sub(iter->stroke_grp);
   DRW_shgroup_uniform_bool_copy(grp, "gpStrokeOrder3d", is_stroke_order_3d);
   DRW_shgroup_uniform_float_copy(grp, "gpThicknessScale", object_scale);
   DRW_shgroup_uniform_float_copy(grp, "gpThicknessOffset", float(gpl->line_change));
   DRW_shgroup_uniform_float_copy(grp, "gpThicknessWorldScale", thickness_scale);
   DRW_shgroup_uniform_vec4_copy(grp, "gpDepthPlane", iter->plane);
+  DRW_shgroup_buffer_texture(grp, "gp_pos_tx", position_tx);
+  DRW_shgroup_buffer_texture(grp, "gp_col_tx", color_tx);
 }
 
 static void gpencil_stroke_cache_populate(bGPDlayer * /*gpl*/,
@@ -219,20 +223,19 @@ static void gpencil_stroke_cache_populate(bGPDlayer * /*gpl*/,
     return;
   }
 
+  struct GPUBatch *geom = DRW_cache_gpencil_get(iter->ob, iter->cfra);
+
   if (show_fill) {
-    struct GPUBatch *geom = DRW_cache_gpencil_fills_get(iter->ob, iter->cfra);
     int vfirst = gps->runtime.fill_start * 3;
     int vcount = gps->tot_triangles * 3;
-    DRW_shgroup_call_range(iter->fill_grp, iter->ob, geom, vfirst, vcount);
+    DRW_shgroup_call_range(iter->stroke_grp, iter->ob, geom, vfirst, vcount);
   }
 
   if (show_stroke) {
-    struct GPUBatch *geom = DRW_cache_gpencil_strokes_get(iter->ob, iter->cfra);
-    /* Start one vert before to have gl_InstanceID > 0 (see shader). */
-    int vfirst = gps->runtime.stroke_start - 1;
-    /* Include "potential" cyclic vertex and start adj vertex (see shader). */
-    int vcount = gps->totpoints + 1 + 1;
-    DRW_shgroup_call_instance_range(iter->stroke_grp, iter->ob, geom, vfirst, vcount);
+    int vfirst = gps->runtime.stroke_start * 3;
+    /* Include "potential" cyclic vertex (see shader). */
+    int vcount = (gps->totpoints + 1) * 2 * 3;
+    DRW_shgroup_call_range(iter->stroke_grp, iter->ob, geom, vfirst, vcount);
   }
 }
 
@@ -247,7 +250,6 @@ static void OVERLAY_outline_gpencil(OVERLAY_PrivateData *pd, Object *ob)
   iterData iter{};
   iter.ob = ob;
   iter.stroke_grp = pd->outlines_gpencil_grp;
-  iter.fill_grp = DRW_shgroup_create_sub(pd->outlines_gpencil_grp);
   iter.cfra = pd->cfra;
 
   if (gpd->draw_mode == GP_DRAWMODE_2D) {