Henri Verbeet : wined3d: Do not attempt to restore GL contexts corresponding to wined3d contexts in wined3d_context_gl_cleanup().
Alexandre Julliard
julliard at winehq.org
Tue Sep 14 16:00:12 CDT 2021
Module: wine
Branch: master
Commit: b535dea0aafd37ff45bc55293e73ed59313c4d5d
URL: https://source.winehq.org/git/wine.git/?a=commit;h=b535dea0aafd37ff45bc55293e73ed59313c4d5d
Author: Henri Verbeet <hverbeet at codeweavers.com>
Date: Fri Sep 10 21:32:47 2021 +0200
wined3d: Do not attempt to restore GL contexts corresponding to wined3d contexts in wined3d_context_gl_cleanup().
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/wined3d/context_gl.c | 19 ++++++++++++++++---
1 file changed, 16 insertions(+), 3 deletions(-)
diff --git a/dlls/wined3d/context_gl.c b/dlls/wined3d/context_gl.c
index da7c70a8863..f6d046c410a 100644
--- a/dlls/wined3d/context_gl.c
+++ b/dlls/wined3d/context_gl.c
@@ -1347,6 +1347,7 @@ static void wined3d_context_gl_cleanup(struct wined3d_context_gl *context_gl)
struct wined3d_so_statistics_query *so_statistics_query;
struct wined3d_timestamp_query *timestamp_query;
struct wined3d_occlusion_query *occlusion_query;
+ struct wined3d_context_gl *current;
struct fbo_entry *entry, *entry2;
struct wined3d_fence *fence;
HGLRC restore_ctx;
@@ -1356,10 +1357,22 @@ static void wined3d_context_gl_cleanup(struct wined3d_context_gl *context_gl)
restore_ctx = wglGetCurrentContext();
restore_dc = wglGetCurrentDC();
- if (restore_ctx == context_gl->gl_ctx)
- restore_ctx = NULL;
- else if (context_gl->valid)
+ if (context_gl->valid && context_gl->gl_ctx != restore_ctx)
+ {
+ /* Attempting to restore a GL context corresponding to a wined3d
+ * context is not particularly useful. Worse, when we're called from
+ * wined3d_context_gl_destroy(), we subsequently clear the "current
+ * D3D context" TLS value, which would cause
+ * wined3d_context_gl_enter() to consider the GL context a non-D3D
+ * context. */
+ if ((current = wined3d_context_gl_get_current()) && current->gl_ctx == restore_ctx)
+ restore_ctx = NULL;
wined3d_context_gl_set_gl_context(context_gl);
+ }
+ else
+ {
+ restore_ctx = NULL;
+ }
if (context_gl->valid)
{
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