[1/2] d3d8: Return D3DERR_INVALIDCALL when IDirect3DCubeTexture8::GetCubeMapSurface is called with invalid level.
Józef Kucia
joseph.kucia at gmail.com
Tue May 22 15:19:32 CDT 2012
---
dlls/d3d8/texture.c | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/dlls/d3d8/texture.c b/dlls/d3d8/texture.c
index 49605d2..11ca9e4 100644
--- a/dlls/d3d8/texture.c
+++ b/dlls/d3d8/texture.c
@@ -656,11 +656,19 @@ static HRESULT WINAPI d3d8_texture_cube_GetCubeMapSurface(IDirect3DCubeTexture8
struct wined3d_resource *sub_resource;
IDirect3DSurface8Impl *surface_impl;
UINT sub_resource_idx;
+ DWORD level_count;
TRACE("iface %p, face %#x, level %u, surface %p.\n", iface, face, level, surface);
wined3d_mutex_lock();
- sub_resource_idx = wined3d_texture_get_level_count(texture->wined3d_texture) * face + level;
+ level_count = wined3d_texture_get_level_count(texture->wined3d_texture);
+ if (level >= level_count)
+ {
+ wined3d_mutex_unlock();
+ return D3DERR_INVALIDCALL;
+ }
+
+ sub_resource_idx = level_count * face + level;
if (!(sub_resource = wined3d_texture_get_sub_resource(texture->wined3d_texture, sub_resource_idx)))
{
wined3d_mutex_unlock();
--
1.7.8.6
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