From 972221f5eafc7e16052f16d3798087bb5f429ff9 Mon Sep 17 00:00:00 2001
From: Henri Verbeet <hverbeet@codeweavers.com>
Date: Wed, 4 Mar 2009 07:07:38 +0100
Subject: [PATCH] d3d10core: Add a stub ID3D10GeometryShader implementation.

---
 dlls/d3d10core/d3d10core_private.h |  8 +++
 dlls/d3d10core/device.c            | 16 ++++-
 dlls/d3d10core/shader.c            | 93 ++++++++++++++++++++++++++++++
 3 files changed, 116 insertions(+), 1 deletion(-)

diff --git a/dlls/d3d10core/d3d10core_private.h b/dlls/d3d10core/d3d10core_private.h
index 64265239d85..e3750682db6 100644
--- a/dlls/d3d10core/d3d10core_private.h
+++ b/dlls/d3d10core/d3d10core_private.h
@@ -105,6 +105,14 @@ struct d3d10_vertex_shader
     LONG refcount;
 };
 
+/* ID3D10GeometryShader */
+extern const struct ID3D10GeometryShaderVtbl d3d10_geometry_shader_vtbl;
+struct d3d10_geometry_shader
+{
+    const struct ID3D10GeometryShaderVtbl *vtbl;
+    LONG refcount;
+};
+
 /* Layered device */
 enum dxgi_device_layer_id
 {
diff --git a/dlls/d3d10core/device.c b/dlls/d3d10core/device.c
index a8b7759a34f..0f66f7980a8 100644
--- a/dlls/d3d10core/device.c
+++ b/dlls/d3d10core/device.c
@@ -942,10 +942,24 @@ static HRESULT STDMETHODCALLTYPE d3d10_device_CreateVertexShader(ID3D10Device *i
 static HRESULT STDMETHODCALLTYPE d3d10_device_CreateGeometryShader(ID3D10Device *iface,
         const void *byte_code, SIZE_T byte_code_length, ID3D10GeometryShader **shader)
 {
+    struct d3d10_geometry_shader *object;
+
     FIXME("iface %p, byte_code %p, byte_code_length %lu, shader %p stub!\n",
             iface, byte_code, byte_code_length, shader);
 
-    return E_NOTIMPL;
+    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
+    if (!object)
+    {
+        ERR("Failed to allocate D3D10 geometry shader object memory\n");
+        return E_OUTOFMEMORY;
+    }
+
+    object->vtbl = &d3d10_geometry_shader_vtbl;
+    object->refcount = 1;
+
+    *shader = (ID3D10GeometryShader *)object;
+
+    return S_OK;
 }
 
 static HRESULT STDMETHODCALLTYPE d3d10_device_CreateGeometryShaderWithStreamOutput(ID3D10Device *iface,
diff --git a/dlls/d3d10core/shader.c b/dlls/d3d10core/shader.c
index 79e8b9b8c3d..01def340fd1 100644
--- a/dlls/d3d10core/shader.c
+++ b/dlls/d3d10core/shader.c
@@ -116,3 +116,96 @@ const struct ID3D10VertexShaderVtbl d3d10_vertex_shader_vtbl =
     d3d10_vertex_shader_SetPrivateData,
     d3d10_vertex_shader_SetPrivateDataInterface,
 };
+
+/* IUnknown methods */
+
+static HRESULT STDMETHODCALLTYPE d3d10_geometry_shader_QueryInterface(ID3D10GeometryShader *iface,
+        REFIID riid, void **object)
+{
+    TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
+
+    if (IsEqualGUID(riid, &IID_ID3D10GeometryShader)
+            || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
+            || IsEqualGUID(riid, &IID_IUnknown))
+    {
+        IUnknown_AddRef(iface);
+        *object = iface;
+        return S_OK;
+    }
+
+    WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
+
+    *object = NULL;
+    return E_NOINTERFACE;
+}
+
+static ULONG STDMETHODCALLTYPE d3d10_geometry_shader_AddRef(ID3D10GeometryShader *iface)
+{
+    struct d3d10_geometry_shader *This = (struct d3d10_geometry_shader *)iface;
+    ULONG refcount = InterlockedIncrement(&This->refcount);
+
+    TRACE("%p increasing refcount to %u\n", This, refcount);
+
+    return refcount;
+}
+
+static ULONG STDMETHODCALLTYPE d3d10_geometry_shader_Release(ID3D10GeometryShader *iface)
+{
+    struct d3d10_geometry_shader *This = (struct d3d10_geometry_shader *)iface;
+    ULONG refcount = InterlockedDecrement(&This->refcount);
+
+    TRACE("%p decreasing refcount to %u\n", This, refcount);
+
+    if (!refcount)
+    {
+        HeapFree(GetProcessHeap(), 0, This);
+    }
+
+    return refcount;
+}
+
+/* ID3D10DeviceChild methods */
+
+static void STDMETHODCALLTYPE d3d10_geometry_shader_GetDevice(ID3D10GeometryShader *iface, ID3D10Device **device)
+{
+    FIXME("iface %p, device %p stub!\n", iface, device);
+}
+
+static HRESULT STDMETHODCALLTYPE d3d10_geometry_shader_GetPrivateData(ID3D10GeometryShader *iface,
+        REFGUID guid, UINT *data_size, void *data)
+{
+    FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
+            iface, debugstr_guid(guid), data_size, data);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d3d10_geometry_shader_SetPrivateData(ID3D10GeometryShader *iface,
+        REFGUID guid, UINT data_size, const void *data)
+{
+    FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
+            iface, debugstr_guid(guid), data_size, data);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE d3d10_geometry_shader_SetPrivateDataInterface(ID3D10GeometryShader *iface,
+        REFGUID guid, const IUnknown *data)
+{
+    FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
+
+    return E_NOTIMPL;
+}
+
+const struct ID3D10GeometryShaderVtbl d3d10_geometry_shader_vtbl =
+{
+    /* IUnknown methods */
+    d3d10_geometry_shader_QueryInterface,
+    d3d10_geometry_shader_AddRef,
+    d3d10_geometry_shader_Release,
+    /* ID3D10DeviceChild methods */
+    d3d10_geometry_shader_GetDevice,
+    d3d10_geometry_shader_GetPrivateData,
+    d3d10_geometry_shader_SetPrivateData,
+    d3d10_geometry_shader_SetPrivateDataInterface,
+};