diff --git a/dlls/wined3d/volume.c b/dlls/wined3d/volume.c index fcab45b4c43..2fa04c59af2 100644 --- a/dlls/wined3d/volume.c +++ b/dlls/wined3d/volume.c @@ -566,6 +566,28 @@ static BOOL volume_check_block_align(const struct wined3d_volume *volume, return TRUE; } +static BOOL wined3d_volume_check_box_dimensions(const struct wined3d_volume *volume, + const struct wined3d_box *box) +{ + if (!box) + return TRUE; + + if (box->left >= box->right) + return FALSE; + if (box->top >= box->bottom) + return FALSE; + if (box->front >= box->back) + return FALSE; + if (box->right > volume->resource.width) + return FALSE; + if (box->bottom > volume->resource.height) + return FALSE; + if (box->back > volume->resource.depth) + return FALSE; + + return TRUE; +} + HRESULT CDECL wined3d_volume_map(struct wined3d_volume *volume, struct wined3d_map_desc *map_desc, const struct wined3d_box *box, DWORD flags) { @@ -589,6 +611,11 @@ HRESULT CDECL wined3d_volume_map(struct wined3d_volume *volume, WARN("Volume is already mapped.\n"); return WINED3DERR_INVALIDCALL; } + if (!wined3d_volume_check_box_dimensions(volume, box)) + { + WARN("Map box is invalid.\n"); + return WINED3DERR_INVALIDCALL; + } if ((format->flags & WINED3DFMT_FLAG_BLOCKS) && !volume_check_block_align(volume, box)) { WARN("Map box is misaligned for %ux%u blocks.\n",