diff options
Diffstat (limited to 'base/gxclrast.c')
| -rw-r--r-- | base/gxclrast.c | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/base/gxclrast.c b/base/gxclrast.c index 60c0ef77..f9f42d88 100644 --- a/base/gxclrast.c +++ b/base/gxclrast.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2001-2020 Artifex Software, Inc. +/* Copyright (C) 2001-2021 Artifex Software, Inc. All Rights Reserved. This software is provided AS-IS with no warranty, either express or @@ -475,7 +475,8 @@ read_set_misc_map(byte cb, command_buf_t *pcb, gs_gstate *pgs, gs_memory_t *mem) int clist_playback_band(clist_playback_action playback_action, gx_device_clist_reader *cdev, stream *s, - gx_device *target, int x0, int y0, gs_memory_t * mem) + gx_device *target, int x0, int y0, + gs_memory_t * mem) /* lgtm [cpp/use-of-goto] */ { byte *cbuf_storage; command_buf_t cbuf; @@ -3095,18 +3096,11 @@ static int apply_create_compositor(gx_device_clist_reader *cdev, gs_gstate *pgs, * change the target device. */ code = dev_proc(tdev, create_compositor)(tdev, &tdev, pcomp, pgs, mem, (gx_device*) cdev); - if (code >= 0 && tdev != *ptarget) { - /* If we created a new compositor here, then that new compositor should - * become the device to which we send all future drawing requests. If - * the above create_compositor call found an existing compositor - * already in the chain of devices (such as might happen when we are - * playing back a clist based pattern, and the top device is a clip - * device that forwards to a pdf14 device), then we'll just reuse - * that one. We do not want to send new drawing operations to the - * compositor, as that will sidestep the clipping. We therefore check - * the reference count to see if this is a new device or not. */ - if (tdev->rc.ref_count == 1) - *ptarget = tdev; + if (code == 1) { + /* A new compositor was created that wrapped tdev. This should + * be our new target. */ + *ptarget = tdev; + code = 0; } if (code < 0) return code; |