libs/vkd3d: Add ID3D12Device interface stub.

Makefile.am

@@ -18,6 +18,8 @@ CLEANFILES = $(widl_headers)
 lib_LTLIBRARIES = libvkd3d.la
 libvkd3d_la_SOURCES = \
 	libs/vkd3d/debug.c \
+	libs/vkd3d/device.c \
+	libs/vkd3d/utils.c \
 	libs/vkd3d/vkd3d_main.c
 
 pkgconfigdir = $(libdir)/pkgconfig

include/vkd3d_windows.h

@@ -125,7 +125,9 @@ typedef struct SECURITY_ATTRIBUTES SECURITY_ATTRIBUTES;
 
 
 #ifndef _WIN32
+# include <stddef.h>
 # include <stdlib.h>
+# include <string.h>
 
 # define COM_NO_WINDOWS_H
 
@@ -174,6 +176,12 @@ typedef struct SECURITY_ATTRIBUTES SECURITY_ATTRIBUTES;
 #  define REFGUID const GUID * const
 # endif
 
+#if defined(__cplusplus) && !defined(CINTERFACE)
+# define IsEqualGUID(guid1, guid2) (!memcmp(&(guid1), &(guid2), sizeof(GUID)))
+#else
+# define IsEqualGUID(guid1, guid2) (!memcmp(guid1, guid2, sizeof(GUID)))
+#endif
+
 #endif  /* _WIN32 */
 
 

libs/vkd3d/utils.c

@@ -0,0 +1,69 @@
+/*
+ * Copyright 2016 Józef Kucia for CodeWeavers
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "vkd3d_private.h"
+
+BOOL is_valid_feature_level(D3D_FEATURE_LEVEL feature_level)
+{
+    static const D3D_FEATURE_LEVEL valid_feature_levels[] =
+    {
+        D3D_FEATURE_LEVEL_12_1,
+        D3D_FEATURE_LEVEL_12_0,
+        D3D_FEATURE_LEVEL_11_1,
+        D3D_FEATURE_LEVEL_11_0,
+        D3D_FEATURE_LEVEL_10_1,
+        D3D_FEATURE_LEVEL_10_0,
+        D3D_FEATURE_LEVEL_9_3,
+        D3D_FEATURE_LEVEL_9_2,
+        D3D_FEATURE_LEVEL_9_1,
+    };
+    unsigned int i;
+
+    for (i = 0; i < ARRAY_SIZE(valid_feature_levels); ++i)
+    {
+        if (valid_feature_levels[i] == feature_level)
+            return TRUE;
+    }
+
+    return FALSE;
+}
+
+BOOL check_feature_level_support(D3D_FEATURE_LEVEL feature_level)
+{
+    return feature_level <= D3D_FEATURE_LEVEL_11_0;
+}
+
+HRESULT return_interface(IUnknown *iface, REFIID iface_riid,
+        REFIID requested_riid, void **object)
+{
+    HRESULT hr;
+
+    if (IsEqualGUID(iface_riid, requested_riid))
+    {
+        *object = iface;
+        return S_OK;
+    }
+
+    hr = IUnknown_QueryInterface(iface, requested_riid, object);
+    IUnknown_Release(iface);
+    return hr;
+}

libs/vkd3d/vkd3d_main.c

@@ -26,8 +26,31 @@
 HRESULT WINAPI D3D12CreateDevice(IUnknown *adapter, D3D_FEATURE_LEVEL minimum_feature_level,
         REFIID riid, void **device)
 {
-    FIXME("adapter %p, minimum_feature_level %#x, riid %s, device %p stub!\n",
+    struct d3d12_device *object;
+    HRESULT hr;
+
+    TRACE("adapter %p, minimum_feature_level %#x, riid %s, device %p.\n",
             adapter, minimum_feature_level, debugstr_guid(riid), device);
 
-    return E_NOTIMPL;
+    if (minimum_feature_level < D3D_FEATURE_LEVEL_11_0
+            || !is_valid_feature_level(minimum_feature_level))
+    {
+        WARN("Invalid feature level %#x.\n", minimum_feature_level);
+        return E_INVALIDARG;
+    }
+
+    if (!check_feature_level_support(minimum_feature_level))
+    {
+        FIXME("Unsupported feature level %#x.\n", minimum_feature_level);
+        return E_INVALIDARG;
+    }
+
+    if (adapter)
+        FIXME("Ignoring adapter %p.\n", adapter);
+
+    if (FAILED(hr = d3d12_device_create(&object)))
+        return hr;
+
+    return return_interface((IUnknown *)&object->ID3D12Device_iface, &IID_ID3D12Device,
+            riid, device);
 }

libs/vkd3d/vkd3d_private.h

@@ -23,6 +23,7 @@
 #ifndef __VKD3D_PRIVATE_H
 #define __VKD3D_PRIVATE_H
 
+#define COBJMACROS
 #include "vkd3d_common.h"
 #include "vkd3d_debug.h"
 
@@ -30,4 +31,41 @@
 
 #include <assert.h>
 
+/* ID3D12Device */
+struct d3d12_device
+{
+    ID3D12Device ID3D12Device_iface;
+    ULONG refcount;
+};
+
+HRESULT d3d12_device_create(struct d3d12_device **device) DECLSPEC_HIDDEN;
+
+/* utils */
+BOOL is_valid_feature_level(D3D_FEATURE_LEVEL feature_level) DECLSPEC_HIDDEN;
+BOOL check_feature_level_support(D3D_FEATURE_LEVEL feature_level) DECLSPEC_HIDDEN;
+
+HRESULT return_interface(IUnknown *iface, REFIID iface_riid,
+        REFIID requested_riid, void **object) DECLSPEC_HIDDEN;
+
+static inline void *vkd3d_malloc(size_t size)
+{
+    void *ptr;
+    if (!(ptr = malloc(size)))
+        ERR("Out of memory.\n");
+    return ptr;
+}
+
+static inline void *vkd3d_calloc(size_t count, size_t size)
+{
+    void *ptr;
+    if (!(ptr = calloc(count, size)))
+        ERR("Out of memory.\n");
+    return ptr;
+}
+
+static inline void vkd3d_free(void *ptr)
+{
+    free(ptr);
+}
+
 #endif  /* __VKD3D_PRIVATE_H */