Matteo Bruni : d3d9: Always allow read and write map access to non-DEFAULT buffers.
Alexandre Julliard
julliard at winehq.org
Tue May 14 15:43:02 CDT 2019
Module: wine
Branch: master
Commit: 9d9dd8b378b84e125f877a1c675c5b9a5ffa673f
URL: https://source.winehq.org/git/wine.git/?a=commit;h=9d9dd8b378b84e125f877a1c675c5b9a5ffa673f
Author: Matteo Bruni <mbruni at codeweavers.com>
Date: Mon May 13 20:34:18 2019 +0200
d3d9: Always allow read and write map access to non-DEFAULT buffers.
D3d9 is very lax WRT map access to buffers and there isn't really much
of a reason for us to restrict read access to non-DEFAULT resources.
On the other hand, we'd still really like to be able to ensure that
DEFAULT, DYNAMIC | WRITEONLY buffers get allocated in the proper
memory region and get efficient data uploads, so keep the restriction
for DEFAULT resources.
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=46849
Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/d3d9/buffer.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/dlls/d3d9/buffer.c b/dlls/d3d9/buffer.c
index 43321b3..46d11e7 100644
--- a/dlls/d3d9/buffer.c
+++ b/dlls/d3d9/buffer.c
@@ -316,6 +316,9 @@ HRESULT vertexbuffer_init(struct d3d9_vertexbuffer *buffer, struct d3d9_device *
desc.usage = usage & WINED3DUSAGE_MASK;
desc.bind_flags = 0;
desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
+ /* Buffers are always readable. */
+ if (pool != D3DPOOL_DEFAULT)
+ desc.access |= WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
desc.misc_flags = 0;
desc.structure_byte_stride = 0;
@@ -639,6 +642,9 @@ HRESULT indexbuffer_init(struct d3d9_indexbuffer *buffer, struct d3d9_device *de
desc.usage = (usage & WINED3DUSAGE_MASK) | WINED3DUSAGE_STATICDECL;
desc.bind_flags = 0;
desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
+ /* Buffers are always readable. */
+ if (pool != D3DPOOL_DEFAULT)
+ desc.access |= WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
desc.misc_flags = 0;
desc.structure_byte_stride = 0;
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