[PATCH 3/6] d3d10core: Implement d3d10_depthstencil_state_GetDevice().

[Henri Verbeet]

---
 dlls/d3d10core/d3d10core_private.h |    2 +-
 dlls/d3d10core/state.c             |   15 ++++++++++++---
 dlls/d3d10core/tests/device.c      |   14 ++++++++++++--
 3 files changed, 25 insertions(+), 6 deletions(-)

diff --git a/dlls/d3d10core/d3d10core_private.h b/dlls/d3d10core/d3d10core_private.h
index 3cf3293..312ca7b 100644
--- a/dlls/d3d10core/d3d10core_private.h
+++ b/dlls/d3d10core/d3d10core_private.h
@@ -241,9 +241,9 @@ struct d3d10_depthstencil_state
     ID3D10DepthStencilState ID3D10DepthStencilState_iface;
     LONG refcount;
 
-    struct d3d10_device *device;
     D3D10_DEPTH_STENCIL_DESC desc;
     struct wine_rb_entry entry;
+    ID3D10Device1 *device;
 };
 
 HRESULT d3d10_depthstencil_state_init(struct d3d10_depthstencil_state *state, struct d3d10_device *device,
diff --git a/dlls/d3d10core/state.c b/dlls/d3d10core/state.c
index 376bf0b..53a78ea 100644
--- a/dlls/d3d10core/state.c
+++ b/dlls/d3d10core/state.c
@@ -218,7 +218,9 @@ static ULONG STDMETHODCALLTYPE d3d10_depthstencil_state_Release(ID3D10DepthStenc
 
     if (!refcount)
     {
-        wine_rb_remove(&state->device->depthstencil_states, &state->desc);
+        struct d3d10_device *device = impl_from_ID3D10Device(state->device);
+        wine_rb_remove(&device->depthstencil_states, &state->desc);
+        ID3D10Device1_Release(state->device);
         HeapFree(GetProcessHeap(), 0, state);
     }
 
@@ -229,7 +231,12 @@ static ULONG STDMETHODCALLTYPE d3d10_depthstencil_state_Release(ID3D10DepthStenc
 
 static void STDMETHODCALLTYPE d3d10_depthstencil_state_GetDevice(ID3D10DepthStencilState *iface, ID3D10Device **device)
 {
-    FIXME("iface %p, device %p stub!\n", iface, device);
+    struct d3d10_depthstencil_state *state = impl_from_ID3D10DepthStencilState(iface);
+
+    TRACE("iface %p, device %p.\n", iface, device);
+
+    *device = (ID3D10Device *)state->device;
+    ID3D10Device_AddRef(*device);
 }
 
 static HRESULT STDMETHODCALLTYPE d3d10_depthstencil_state_GetPrivateData(ID3D10DepthStencilState *iface,
@@ -290,7 +297,6 @@ HRESULT d3d10_depthstencil_state_init(struct d3d10_depthstencil_state *state, st
 {
     state->ID3D10DepthStencilState_iface.lpVtbl = &d3d10_depthstencil_state_vtbl;
     state->refcount = 1;
-    state->device = device;
     state->desc = *desc;
 
     if (wine_rb_put(&device->depthstencil_states, desc, &state->entry) == -1)
@@ -299,6 +305,9 @@ HRESULT d3d10_depthstencil_state_init(struct d3d10_depthstencil_state *state, st
         return E_FAIL;
     }
 
+    state->device = &device->ID3D10Device1_iface;
+    ID3D10Device1_AddRef(state->device);
+
     return S_OK;
 }
 
diff --git a/dlls/d3d10core/tests/device.c b/dlls/d3d10core/tests/device.c
index d23c24d..61154a0 100644
--- a/dlls/d3d10core/tests/device.c
+++ b/dlls/d3d10core/tests/device.c
@@ -727,9 +727,9 @@ static void test_create_blend_state(void)
 static void test_create_depthstencil_state(void)
 {
     ID3D10DepthStencilState *ds_state1, *ds_state2;
+    ULONG refcount, expected_refcount;
     D3D10_DEPTH_STENCIL_DESC ds_desc;
-    ID3D10Device *device;
-    ULONG refcount;
+    ID3D10Device *device, *tmp;
     HRESULT hr;
 
     if (!(device = create_device()))
@@ -756,11 +756,21 @@ static void test_create_depthstencil_state(void)
     ds_desc.BackFace.StencilPassOp = D3D10_STENCIL_OP_KEEP;
     ds_desc.BackFace.StencilFunc = D3D10_COMPARISON_ALWAYS;
 
+    expected_refcount = get_refcount((IUnknown *)device) + 1;
     hr = ID3D10Device_CreateDepthStencilState(device, &ds_desc, &ds_state1);
     ok(SUCCEEDED(hr), "Failed to create depthstencil state, hr %#x.\n", hr);
     hr = ID3D10Device_CreateDepthStencilState(device, &ds_desc, &ds_state2);
     ok(SUCCEEDED(hr), "Failed to create depthstencil state, hr %#x.\n", hr);
     ok(ds_state1 == ds_state2, "Got different depthstencil state objects.\n");
+    refcount = get_refcount((IUnknown *)device);
+    ok(refcount >= expected_refcount, "Got unexpected refcount %u, expected >= %u.\n", refcount, expected_refcount);
+    tmp = NULL;
+    expected_refcount = refcount + 1;
+    ID3D10DepthStencilState_GetDevice(ds_state1, &tmp);
+    ok(tmp == device, "Got unexpected device %p, expected %p.\n", tmp, device);
+    refcount = get_refcount((IUnknown *)device);
+    ok(refcount == expected_refcount, "Got unexpected refcount %u, expected %u.\n", refcount, expected_refcount);
+    ID3D10Device_Release(tmp);
 
     refcount = ID3D10DepthStencilState_Release(ds_state2);
     ok(refcount == 1, "Got unexpected refcount %u.\n", refcount);
-- 
1.7.10.4