source/blender/draw/engines/gpencil/gpencil_material.hh

@@ -257,6 +257,13 @@ class MaterialModule {
     material.alignment_rot[0] = cosf(gp_style->alignment_rotation);
     material.alignment_rot[1] = sinf(gp_style->alignment_rotation);
 
+    if (gp_style->flag & GP_MATERIAL_STROKE_SHOW) {
+      material.flag |= GP_SHOW_STROKE;
+    }
+    if (gp_style->flag & GP_MATERIAL_FILL_SHOW) {
+      material.flag |= GP_SHOW_FILL;
+    }
+
     /* Stroke Style */
     if ((gp_style->stroke_style == GP_MATERIAL_STROKE_STYLE_TEXTURE) && (gp_style->sima)) {
       material.flag |= texture_sync(

source/blender/draw/engines/gpencil/gpencil_shader_shared.h

@@ -36,6 +36,8 @@ enum gpMaterialFlag {
   GP_FILL_TEXTURE_CLIP = (1u << 12u),
   GP_FILL_GRADIENT_USE = (1u << 13u),
   GP_FILL_GRADIENT_RADIAL = (1u << 14u),
+  GP_SHOW_STROKE = (1u << 15u),
+  GP_SHOW_FILL = (1u << 16u),
   GP_FILL_FLAGS = (GP_FILL_TEXTURE_USE | GP_FILL_TEXTURE_PREMUL | GP_FILL_TEXTURE_CLIP |
                    GP_FILL_GRADIENT_USE | GP_FILL_GRADIENT_RADIAL | GP_FILL_HOLDOUT),
 };

source/blender/draw/intern/shaders/common_gpencil_lib.glsl

@@ -178,6 +178,13 @@ vec4 gpencil_vertex(vec4 viewport_size,
   vec4 out_ndc;
 
   if (gpencil_is_stroke_vertex()) {
+    bool show_stroke = flag_test(material_flags, GP_SHOW_STROKE);
+    if (!show_stroke) {
+      /* We set the vertex at the camera origin to generate 0 fragments. */
+      out_ndc = vec4(0.0, 0.0, -3e36, 0.0);
+      return out_ndc;
+    }
+
     bool is_dot = flag_test(material_flags, GP_STROKE_ALIGNMENT);
     bool is_squares = !flag_test(material_flags, GP_STROKE_DOTS);
 
@@ -329,6 +336,14 @@ vec4 gpencil_vertex(vec4 viewport_size,
   }
   else {
     /* Fill vertex. */
+
+    bool show_fill = flag_test(material_flags, GP_SHOW_FILL);
+    if (!show_fill) {
+      /* We set the vertex at the camera origin to generate 0 fragments. */
+      out_ndc = vec4(0.0, 0.0, -3e36, 0.0);
+      return out_ndc;
+    }
+
     out_P = transform_point(ModelMatrix, pos1.xyz);
     out_ndc = point_world_to_ndc(out_P);
     out_uv = uv1.xy;