Henri Verbeet : d3d10core: Implement d3d10_depthstencil_view_GetDesc().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 05d1fbb392c71b4fd81c30d58961a49f9242119c
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=05d1fbb392c71b4fd81c30d58961a49f9242119c

Author: Henri Verbeet <hverbeet at codeweavers.com>
Date:   Thu Sep 13 09:18:14 2012 +0200

d3d10core: Implement d3d10_depthstencil_view_GetDesc().

---

 dlls/d3d10core/d3d10core_private.h |    3 +-
 dlls/d3d10core/device.c            |    2 +-
 dlls/d3d10core/view.c              |  115 +++++++++++++++++++++++++++++++++++-
 3 files changed, 116 insertions(+), 4 deletions(-)

diff --git a/dlls/d3d10core/d3d10core_private.h b/dlls/d3d10core/d3d10core_private.h
index f45fd34..25fda7c 100644
--- a/dlls/d3d10core/d3d10core_private.h
+++ b/dlls/d3d10core/d3d10core_private.h
@@ -129,11 +129,12 @@ struct d3d10_depthstencil_view
     ID3D10DepthStencilView ID3D10DepthStencilView_iface;
     LONG refcount;
 
+    D3D10_DEPTH_STENCIL_VIEW_DESC desc;
     ID3D10Resource *resource;
 };
 
 HRESULT d3d10_depthstencil_view_init(struct d3d10_depthstencil_view *view,
-        ID3D10Resource *resource) DECLSPEC_HIDDEN;
+        ID3D10Resource *resource, const D3D10_DEPTH_STENCIL_VIEW_DESC *desc) DECLSPEC_HIDDEN;
 
 /* ID3D10RenderTargetView */
 struct d3d10_rendertarget_view
diff --git a/dlls/d3d10core/device.c b/dlls/d3d10core/device.c
index d184c02..e6c26c2 100644
--- a/dlls/d3d10core/device.c
+++ b/dlls/d3d10core/device.c
@@ -803,7 +803,7 @@ static HRESULT STDMETHODCALLTYPE d3d10_device_CreateDepthStencilView(ID3D10Devic
         return E_OUTOFMEMORY;
     }
 
-    if (FAILED(hr = d3d10_depthstencil_view_init(object, resource)))
+    if (FAILED(hr = d3d10_depthstencil_view_init(object, resource, desc)))
     {
         WARN("Failed to initialize depthstencil view, hr %#x.\n", hr);
         HeapFree(GetProcessHeap(), 0, object);
diff --git a/dlls/d3d10core/view.c b/dlls/d3d10core/view.c
index 9bf4fcb..40712fc 100644
--- a/dlls/d3d10core/view.c
+++ b/dlls/d3d10core/view.c
@@ -45,6 +45,101 @@ static struct wined3d_resource *wined3d_resource_from_resource(ID3D10Resource *r
     }
 }
 
+static HRESULT set_dsdesc_from_resource(D3D10_DEPTH_STENCIL_VIEW_DESC *desc, ID3D10Resource *resource)
+{
+    D3D10_RESOURCE_DIMENSION dimension;
+    HRESULT hr;
+
+    ID3D10Resource_GetType(resource, &dimension);
+
+    switch (dimension)
+    {
+        case D3D10_RESOURCE_DIMENSION_TEXTURE1D:
+        {
+            D3D10_TEXTURE1D_DESC texture_desc;
+            ID3D10Texture1D *texture;
+
+            if (FAILED(hr = ID3D10Resource_QueryInterface(resource, &IID_ID3D10Texture1D, (void **)&texture)))
+            {
+                ERR("Resource of type TEXTURE1D doesn't implement ID3D10Texture1D.\n");
+                return E_INVALIDARG;
+            }
+
+            ID3D10Texture1D_GetDesc(texture, &texture_desc);
+            ID3D10Texture1D_Release(texture);
+
+            desc->Format = texture_desc.Format;
+            if (texture_desc.ArraySize == 1)
+            {
+                desc->ViewDimension = D3D10_DSV_DIMENSION_TEXTURE1D;
+                desc->u.Texture1D.MipSlice = 0;
+            }
+            else
+            {
+                desc->ViewDimension = D3D10_DSV_DIMENSION_TEXTURE1DARRAY;
+                desc->u.Texture1DArray.MipSlice = 0;
+                desc->u.Texture1DArray.FirstArraySlice = 0;
+                desc->u.Texture1DArray.ArraySize = 1;
+            }
+
+            return S_OK;
+        }
+
+        case D3D10_RESOURCE_DIMENSION_TEXTURE2D:
+        {
+            D3D10_TEXTURE2D_DESC texture_desc;
+            ID3D10Texture2D *texture;
+
+            if (FAILED(hr = ID3D10Resource_QueryInterface(resource, &IID_ID3D10Texture2D, (void **)&texture)))
+            {
+                ERR("Resource of type TEXTURE2D doesn't implement ID3D10Texture2D.\n");
+                return E_INVALIDARG;
+            }
+
+            ID3D10Texture2D_GetDesc(texture, &texture_desc);
+            ID3D10Texture2D_Release(texture);
+
+            desc->Format = texture_desc.Format;
+            if (texture_desc.ArraySize == 1)
+            {
+                if (texture_desc.SampleDesc.Count == 1)
+                {
+                    desc->ViewDimension = D3D10_DSV_DIMENSION_TEXTURE2D;
+                    desc->u.Texture2D.MipSlice = 0;
+                }
+                else
+                {
+                    desc->ViewDimension = D3D10_DSV_DIMENSION_TEXTURE2DMS;
+                }
+            }
+            else
+            {
+                if (texture_desc.SampleDesc.Count == 1)
+                {
+                    desc->ViewDimension = D3D10_DSV_DIMENSION_TEXTURE2DARRAY;
+                    desc->u.Texture2DArray.MipSlice = 0;
+                    desc->u.Texture2DArray.FirstArraySlice = 0;
+                    desc->u.Texture2DArray.ArraySize = 1;
+                }
+                else
+                {
+                    desc->ViewDimension = D3D10_DSV_DIMENSION_TEXTURE2DMSARRAY;
+                    desc->u.Texture2DMSArray.FirstArraySlice = 0;
+                    desc->u.Texture2DMSArray.ArraySize = 1;
+                }
+            }
+
+            return S_OK;
+        }
+
+        default:
+            FIXME("Unhandled resource dimension %#x.\n", dimension);
+        case D3D10_RESOURCE_DIMENSION_BUFFER:
+        case D3D10_RESOURCE_DIMENSION_TEXTURE3D:
+            return E_INVALIDARG;
+    }
+}
+
 static HRESULT set_rtdesc_from_resource(D3D10_RENDER_TARGET_VIEW_DESC *desc, ID3D10Resource *resource)
 {
     D3D10_RESOURCE_DIMENSION dimension;
@@ -269,7 +364,11 @@ static void STDMETHODCALLTYPE d3d10_depthstencil_view_GetResource(ID3D10DepthSte
 static void STDMETHODCALLTYPE d3d10_depthstencil_view_GetDesc(ID3D10DepthStencilView *iface,
         D3D10_DEPTH_STENCIL_VIEW_DESC *desc)
 {
-    FIXME("iface %p, desc %p stub!\n", iface, desc);
+    struct d3d10_depthstencil_view *view = impl_from_ID3D10DepthStencilView(iface);
+
+    TRACE("iface %p, desc %p.\n", iface, desc);
+
+    *desc = view->desc;
 }
 
 static const struct ID3D10DepthStencilViewVtbl d3d10_depthstencil_view_vtbl =
@@ -290,11 +389,23 @@ static const struct ID3D10DepthStencilViewVtbl d3d10_depthstencil_view_vtbl =
 };
 
 HRESULT d3d10_depthstencil_view_init(struct d3d10_depthstencil_view *view,
-        ID3D10Resource *resource)
+        ID3D10Resource *resource, const D3D10_DEPTH_STENCIL_VIEW_DESC *desc)
 {
+    HRESULT hr;
+
     view->ID3D10DepthStencilView_iface.lpVtbl = &d3d10_depthstencil_view_vtbl;
     view->refcount = 1;
 
+    if (!desc)
+    {
+        if (FAILED(hr = set_dsdesc_from_resource(&view->desc, resource)))
+            return hr;
+    }
+    else
+    {
+        view->desc = *desc;
+    }
+
     view->resource = resource;
     ID3D10Resource_AddRef(resource);