wined3d: Introduce struct wined3d_rendertarget_view_desc.

dlls/d3d10core/view.c

@@ -654,9 +654,73 @@ static const struct ID3D10RenderTargetViewVtbl d3d10_rendertarget_view_vtbl =
     d3d10_rendertarget_view_GetDesc,
 };
 
+static void wined3d_rendertarget_view_desc_from_d3d10core(struct wined3d_rendertarget_view_desc *wined3d_desc,
+        const D3D10_RENDER_TARGET_VIEW_DESC *desc)
+{
+    wined3d_desc->format_id = wined3dformat_from_dxgi_format(desc->Format);
+
+    switch (desc->ViewDimension)
+    {
+        case D3D10_RTV_DIMENSION_BUFFER:
+            wined3d_desc->u.buffer.start_idx = desc->u.Buffer.ElementOffset;
+            wined3d_desc->u.buffer.count = desc->u.Buffer.ElementWidth;
+            break;
+
+        case D3D10_RTV_DIMENSION_TEXTURE1D:
+            wined3d_desc->u.texture.level_idx = desc->u.Texture1D.MipSlice;
+            wined3d_desc->u.texture.layer_idx = 0;
+            wined3d_desc->u.texture.layer_count = 1;
+            break;
+
+        case D3D10_RTV_DIMENSION_TEXTURE1DARRAY:
+            wined3d_desc->u.texture.level_idx = desc->u.Texture1DArray.MipSlice;
+            wined3d_desc->u.texture.layer_idx = desc->u.Texture1DArray.FirstArraySlice;
+            wined3d_desc->u.texture.layer_count = desc->u.Texture1DArray.ArraySize;
+            break;
+
+        case D3D10_RTV_DIMENSION_TEXTURE2D:
+            wined3d_desc->u.texture.level_idx = desc->u.Texture2D.MipSlice;
+            wined3d_desc->u.texture.layer_idx = 0;
+            wined3d_desc->u.texture.layer_count = 1;
+            break;
+
+        case D3D10_RTV_DIMENSION_TEXTURE2DARRAY:
+            wined3d_desc->u.texture.level_idx = desc->u.Texture2DArray.MipSlice;
+            wined3d_desc->u.texture.layer_idx = desc->u.Texture2DArray.FirstArraySlice;
+            wined3d_desc->u.texture.layer_count = desc->u.Texture2DArray.ArraySize;
+            break;
+
+        case D3D10_RTV_DIMENSION_TEXTURE2DMS:
+            wined3d_desc->u.texture.level_idx = 0;
+            wined3d_desc->u.texture.layer_idx = 0;
+            wined3d_desc->u.texture.layer_count = 1;
+            break;
+
+        case D3D10_RTV_DIMENSION_TEXTURE2DMSARRAY:
+            wined3d_desc->u.texture.level_idx = 0;
+            wined3d_desc->u.texture.layer_idx = desc->u.Texture2DMSArray.FirstArraySlice;
+            wined3d_desc->u.texture.layer_count = desc->u.Texture2DMSArray.ArraySize;
+            break;
+
+        case D3D10_RTV_DIMENSION_TEXTURE3D:
+            wined3d_desc->u.texture.level_idx = desc->u.Texture3D.MipSlice;
+            wined3d_desc->u.texture.layer_idx = desc->u.Texture3D.FirstWSlice;
+            wined3d_desc->u.texture.layer_count = desc->u.Texture3D.WSize;
+            break;
+
+        default:
+            FIXME("Unhandled view dimension %#x.\n", desc->ViewDimension);
+            wined3d_desc->u.texture.level_idx = 0;
+            wined3d_desc->u.texture.layer_idx = 0;
+            wined3d_desc->u.texture.layer_count = 1;
+            break;
+    }
+}
+
 HRESULT d3d10_rendertarget_view_init(struct d3d10_rendertarget_view *view, struct d3d10_device *device,
         ID3D10Resource *resource, const D3D10_RENDER_TARGET_VIEW_DESC *desc)
 {
+    struct wined3d_rendertarget_view_desc wined3d_desc;
     struct wined3d_resource *wined3d_resource;
     HRESULT hr;
 
@@ -680,8 +744,8 @@ HRESULT d3d10_rendertarget_view_init(struct d3d10_rendertarget_view *view, struc
         return E_FAIL;
     }
 
-    hr = wined3d_rendertarget_view_create(wined3d_resource, view, &view->wined3d_view);
-    if (FAILED(hr))
+    wined3d_rendertarget_view_desc_from_d3d10core(&wined3d_desc, &view->desc);
+    if (FAILED(hr = wined3d_rendertarget_view_create(&wined3d_desc, wined3d_resource, view, &view->wined3d_view)))
     {
         WARN("Failed to create a wined3d rendertarget view, hr %#x.\n", hr);
         return hr;

dlls/wined3d/view.c

@@ -63,30 +63,54 @@ struct wined3d_resource * CDECL wined3d_rendertarget_view_get_resource(const str
 }
 
 static void wined3d_rendertarget_view_init(struct wined3d_rendertarget_view *view,
-        struct wined3d_resource *resource, void *parent)
+        const struct wined3d_rendertarget_view_desc *desc, struct wined3d_resource *resource, void *parent)
 {
+    const struct wined3d_gl_info *gl_info = &resource->device->adapter->gl_info;
+
     view->refcount = 1;
     view->resource = resource;
     wined3d_resource_incref(resource);
     view->parent = parent;
+
+    view->format = wined3d_get_format(gl_info, desc->format_id);
+    if (resource->type == WINED3D_RTYPE_BUFFER)
+    {
+        view->sub_resource_idx = 0;
+        view->buffer_offset = desc->u.buffer.start_idx;
+        view->width = desc->u.buffer.count;
+        view->height = 1;
+        view->depth = 1;
+    }
+    else
+    {
+        struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
+        struct wined3d_resource *sub_resource;
+
+        view->sub_resource_idx = desc->u.texture.layer_idx * texture->level_count + desc->u.texture.level_idx;
+        sub_resource = wined3d_texture_get_sub_resource(texture, view->sub_resource_idx);
+
+        view->buffer_offset = 0;
+        view->width = sub_resource->width;
+        view->height = sub_resource->height;
+        view->depth = desc->u.texture.layer_count;
+    }
 }
 
-HRESULT CDECL wined3d_rendertarget_view_create(struct wined3d_resource *resource,
-        void *parent, struct wined3d_rendertarget_view **rendertarget_view)
+HRESULT CDECL wined3d_rendertarget_view_create(const struct wined3d_rendertarget_view_desc *desc,
+        struct wined3d_resource *resource, void *parent, struct wined3d_rendertarget_view **view)
 {
     struct wined3d_rendertarget_view *object;
 
-    TRACE("resource %p, parent %p, rendertarget_view %p.\n",
-            resource, parent, rendertarget_view);
+    TRACE("desc %p, resource %p, parent %p, view %p.\n",
+            desc, resource, parent, view);
 
-    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
-    if (!object)
+    if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
         return E_OUTOFMEMORY;
 
-    wined3d_rendertarget_view_init(object, resource, parent);
+    wined3d_rendertarget_view_init(object, desc, resource, parent);
 
     TRACE("Created render target view %p.\n", object);
-    *rendertarget_view = object;
+    *view = object;
 
     return WINED3D_OK;
 }

dlls/wined3d/wined3d.spec

@@ -177,7 +177,7 @@
 @ cdecl wined3d_resource_set_parent(ptr ptr)
 @ cdecl wined3d_resource_set_priority(ptr long)
 
-@ cdecl wined3d_rendertarget_view_create(ptr ptr ptr)
+@ cdecl wined3d_rendertarget_view_create(ptr ptr ptr ptr)
 @ cdecl wined3d_rendertarget_view_decref(ptr)
 @ cdecl wined3d_rendertarget_view_get_parent(ptr)
 @ cdecl wined3d_rendertarget_view_get_resource(ptr)

dlls/wined3d/wined3d_private.h

@@ -2617,6 +2617,14 @@ struct wined3d_rendertarget_view
 
     struct wined3d_resource *resource;
     void *parent;
+
+    const struct wined3d_format *format;
+    unsigned int sub_resource_idx;
+    unsigned int buffer_offset;
+
+    unsigned int width;
+    unsigned int height;
+    unsigned int depth;
 };
 
 struct wined3d_swapchain_ops

include/wine/wined3d.h

@@ -1934,6 +1934,25 @@ struct wined3d_buffer_desc
     UINT misc_flags;
 };
 
+struct wined3d_rendertarget_view_desc
+{
+    enum wined3d_format_id format_id;
+    union
+    {
+        struct
+        {
+            unsigned int start_idx;
+            unsigned int count;
+        } buffer;
+        struct
+        {
+            unsigned int level_idx;
+            unsigned int layer_idx;
+            unsigned int layer_count;
+        } texture;
+    } u;
+};
+
 struct wined3d_shader_signature_element
 {
     const char *semantic_name;
@@ -2357,8 +2376,8 @@ DWORD __cdecl wined3d_resource_get_priority(const struct wined3d_resource *resou
 void __cdecl wined3d_resource_set_parent(struct wined3d_resource *resource, void *parent);
 DWORD __cdecl wined3d_resource_set_priority(struct wined3d_resource *resource, DWORD priority);
 
-HRESULT __cdecl wined3d_rendertarget_view_create(struct wined3d_resource *resource,
-        void *parent, struct wined3d_rendertarget_view **rendertarget_view);
+HRESULT __cdecl wined3d_rendertarget_view_create(const struct wined3d_rendertarget_view_desc *desc,
+        struct wined3d_resource *resource, void *parent, struct wined3d_rendertarget_view **view);
 ULONG __cdecl wined3d_rendertarget_view_decref(struct wined3d_rendertarget_view *view);
 void * __cdecl wined3d_rendertarget_view_get_parent(const struct wined3d_rendertarget_view *view);
 struct wined3d_resource * __cdecl wined3d_rendertarget_view_get_resource(const struct wined3d_rendertarget_view *view);