wined3d: Only set SFLAG_DYNLOCK when map_binding = sysmem.

All other map bindings are never freed. Setting SFLAG_DYNLOCK if map_binding != sysmem might only keep a heap memory allocation around (e.g. after device_reset) that is never used.

wined3d: Only set SFLAG_DYNLOCK when map_binding = sysmem.
d640018a · Stefan Dösinger · Alexandre Julliard · 5630cb5d · d640018a
Commit d640018a authored Jan 17, 2014 by Stefan Dösinger Committed by Alexandre Julliard Jan 17, 2014
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surface.c dlls/wined3d/surface.c +1 -1

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--- a/dlls/wined3d/surface.c
+++ b/dlls/wined3d/surface.c
@@ -3068,7 +3068,7 @@ HRESULT CDECL wined3d_surface_map(struct wined3d_surface *surface,
     * mapped regularly do not throw away the system memory copy. This avoids
     * the need to download the surface from OpenGL all the time. The surface
     * is still downloaded if the OpenGL texture is changed. */
-    if (!(surface->flags & SFLAG_DYNLOCK))
+    if (!(surface->flags & SFLAG_DYNLOCK) && surface->map_binding == WINED3D_LOCATION_SYSMEM)
    {
        if (++surface->lockCount > MAXLOCKCOUNT)
        {