diff options
Diffstat (limited to 'src/loader/loader_dri3_helper.c')
| -rw-r--r-- | src/loader/loader_dri3_helper.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/loader/loader_dri3_helper.c b/src/loader/loader_dri3_helper.c index 3434af3c511..55e14718bc3 100644 --- a/src/loader/loader_dri3_helper.c +++ b/src/loader/loader_dri3_helper.c @@ -777,7 +777,7 @@ loader_dri3_swap_buffers_msc(struct loader_dri3_drawable *draw, * The force_copy parameter is used by EGL to attempt to preserve * the back buffer across a call to this function. */ - if (draw->swap_method == __DRI_ATTRIB_SWAP_COPY || force_copy) + if (draw->swap_method != __DRI_ATTRIB_SWAP_UNDEFINED || force_copy) draw->cur_blit_source = LOADER_DRI3_BACK_ID(draw->cur_back); /* Exchange the back and fake front. Even though the server knows about these @@ -1504,8 +1504,10 @@ loader_dri3_get_buffers(__DRIdrawable *driDrawable, if (!dri3_update_drawable(driDrawable, draw)) return false; - /* pixmaps always have front buffers */ - if (draw->is_pixmap) + /* pixmaps always have front buffers. + * Exchange swaps also mandate fake front buffers. + */ + if (draw->is_pixmap || draw->swap_method == __DRI_ATTRIB_SWAP_EXCHANGE) buffer_mask |= __DRI_IMAGE_BUFFER_FRONT; if (buffer_mask & __DRI_IMAGE_BUFFER_FRONT) { |