Henri Verbeet : ddraw: Only respect DDLOCK_NOOVERWRITE and DDLOCK_DISCARDCONTENTS on version 7 vertex buffers.
Alexandre Julliard
julliard at winehq.org
Wed Jan 3 16:39:34 CST 2018
Module: wine
Branch: master
Commit: 3037097198afcd7cae38bfb53e203b005aad53cc
URL: https://source.winehq.org/git/wine.git/?a=commit;h=3037097198afcd7cae38bfb53e203b005aad53cc
Author: Henri Verbeet <hverbeet at codeweavers.com>
Date: Wed Jan 3 16:06:56 2018 +0100
ddraw: Only respect DDLOCK_NOOVERWRITE and DDLOCK_DISCARDCONTENTS on version 7 vertex buffers.
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ddraw/vertexbuffer.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/dlls/ddraw/vertexbuffer.c b/dlls/ddraw/vertexbuffer.c
index 07f1257..cc676f3 100644
--- a/dlls/ddraw/vertexbuffer.c
+++ b/dlls/ddraw/vertexbuffer.c
@@ -164,6 +164,9 @@ static HRESULT WINAPI d3d_vertex_buffer7_Lock(IDirect3DVertexBuffer7 *iface,
TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, flags, data, data_size);
+ if (buffer->version != 7)
+ flags &= ~(DDLOCK_NOOVERWRITE | DDLOCK_DISCARDCONTENTS);
+
/* Writeonly: Pointless. Event: Unsupported by native according to the sdk
* nosyslock: Not applicable
*/
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