Fix T94262: Grease Pencil Blur Effect DoF mode wrong

This was visible outside of camera view and was not respecting the
"Depth of Field" checkbox on the Camera properties.

Now return early if DoF should not be visible.

Maniphest Tasks: T94262

Differential Revision: https://developer.blender.org/D13631

1 files changed, 6 insertions, 1 deletions

diff --git a/source/blender/draw/engines/gpencil/gpencil_shader_fx.c b/source/blender/draw/engines/gpencil/gpencil_shader_fx.c
index 315133186da..dfff45cbca5 100644
--- a/source/blender/draw/engines/gpencil/gpencil_shader_fx.c
+++ b/source/blender/draw/engines/gpencil/gpencil_shader_fx.c
@@ -99,6 +99,11 @@ static void gpencil_vfx_blur(BlurShaderFxData *fx, Object *ob, gpIterVfxData *it
     return;
   }
 
+  if ((fx->flag & FX_BLUR_DOF_MODE) && iter->pd->camera == NULL) {
+    /* No blur outside camera view (or when DOF is disabled on the camera). */
+    return;
+  }
+
   DRWShadingGroup *grp;
   const float s = sin(fx->rotation);
   const float c = cos(fx->rotation);
@@ -108,7 +113,7 @@ static void gpencil_vfx_blur(BlurShaderFxData *fx, Object *ob, gpIterVfxData *it
   DRW_view_persmat_get(NULL, persmat, false);
   const float w = fabsf(mul_project_m4_v3_zfac(persmat, ob->obmat[3]));
 
-  if ((fx->flag & FX_BLUR_DOF_MODE) && iter->pd->camera != NULL) {
+  if ((fx->flag & FX_BLUR_DOF_MODE)) {
     /* Compute circle of confusion size. */
     float coc = (iter->pd->dof_params[0] / -w) - iter->pd->dof_params[1];
     copy_v2_fl(blur_size, fabsf(coc));