Henri Verbeet : wined3d: Avoid moving buffers while they're mapped.
Alexandre Julliard
julliard at winehq.org
Tue May 22 14:21:29 CDT 2012
Module: wine
Branch: master
Commit: 69bdff62536915a8d5dbbf565e1919e6f3a3f45e
URL: http://source.winehq.org/git/wine.git/?a=commit;h=69bdff62536915a8d5dbbf565e1919e6f3a3f45e
Author: Henri Verbeet <hverbeet at codeweavers.com>
Date: Tue May 22 18:01:04 2012 +0200
wined3d: Avoid moving buffers while they're mapped.
---
dlls/wined3d/buffer.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/dlls/wined3d/buffer.c b/dlls/wined3d/buffer.c
index aaa50d7..f11edf4 100644
--- a/dlls/wined3d/buffer.c
+++ b/dlls/wined3d/buffer.c
@@ -476,7 +476,7 @@ void buffer_get_memory(struct wined3d_buffer *buffer, const struct wined3d_gl_in
data->buffer_object = buffer->buffer_object;
if (!buffer->buffer_object)
{
- if (buffer->flags & WINED3D_BUFFER_CREATEBO)
+ if ((buffer->flags & WINED3D_BUFFER_CREATEBO) && !buffer->resource.map_count)
{
buffer_create_buffer_object(buffer, gl_info);
buffer->flags &= ~WINED3D_BUFFER_CREATEBO;
@@ -753,6 +753,12 @@ void CDECL wined3d_buffer_preload(struct wined3d_buffer *buffer)
TRACE("buffer %p.\n", buffer);
+ if (buffer->resource.map_count)
+ {
+ WARN("Buffer is mapped, skipping preload.\n");
+ return;
+ }
+
buffer->flags &= ~(WINED3D_BUFFER_NOSYNC | WINED3D_BUFFER_DISCARD);
if (!buffer->buffer_object)
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