[PATCH 5/6] wined3d: Introduce a wined3d_buffer_update_sub_resource() helper.

[Zebediah Figura]

Signed-off-by: Zebediah Figura 
---
 dlls/wined3d/buffer.c          | 9 +++++++++
 dlls/wined3d/cs.c              | 9 ++-------
 dlls/wined3d/wined3d_private.h | 2 ++
 3 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/dlls/wined3d/buffer.c b/dlls/wined3d/buffer.c
index 0634dd93e2d..fca8ab707f2 100644
--- a/dlls/wined3d/buffer.c
+++ b/dlls/wined3d/buffer.c
@@ -1101,6 +1101,15 @@ void wined3d_buffer_copy(struct wined3d_buffer *dst_buffer, unsigned int dst_off
     context_release(context);
 }

+void wined3d_buffer_update_sub_resource(struct wined3d_buffer *buffer, struct wined3d_context *context,
+        const struct upload_bo *upload_bo, unsigned int offset, unsigned int size)
+{
+    if (upload_bo->addr.buffer_object && upload_bo->addr.buffer_object == (uintptr_t)buffer->buffer_object)
+        wined3d_context_flush_bo_address(context, &upload_bo->addr, size);
+    else
+        wined3d_buffer_copy_bo_address(buffer, context, offset, &upload_bo->addr, size);
+}
+
 static void wined3d_buffer_init_data(struct wined3d_buffer *buffer,
         struct wined3d_device *device, const struct wined3d_sub_resource_data *data)
 {
diff --git a/dlls/wined3d/cs.c b/dlls/wined3d/cs.c
index 3143865c469..1d909e0c706 100644
--- a/dlls/wined3d/cs.c
+++ b/dlls/wined3d/cs.c
@@ -2744,13 +2744,8 @@ static void wined3d_cs_exec_update_sub_resource(struct wined3d_cs *cs, const voi

if (resource->type == WINED3D_RTYPE_BUFFER)
     {
-        struct wined3d_buffer *buffer = buffer_from_resource(resource);
-        size_t size = box->right - box->left;
-
-        if (op->bo.addr.buffer_object && op->bo.addr.buffer_object == (uintptr_t)buffer->buffer_object)
-            wined3d_context_flush_bo_address(context, &op->bo.addr, size);
-        else
-            wined3d_buffer_copy_bo_address(buffer, context, box->left, &op->bo.addr, size);
+        wined3d_buffer_update_sub_resource(buffer_from_resource(resource),
+                context, &op->bo, box->left, box->right - box->left);
         goto done;
     }

diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 0b5165dbb5e..fc950cda3c3 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -5077,6 +5077,8 @@ BOOL wined3d_buffer_load_location(struct wined3d_buffer *buffer,
 BYTE *wined3d_buffer_load_sysmem(struct wined3d_buffer *buffer, struct wined3d_context *context) DECLSPEC_HIDDEN;
 BOOL wined3d_buffer_prepare_location(struct wined3d_buffer *buffer,
         struct wined3d_context *context, unsigned int location) DECLSPEC_HIDDEN;
+void wined3d_buffer_update_sub_resource(struct wined3d_buffer *buffer, struct wined3d_context *context,
+        const struct upload_bo *upload_bo, unsigned int offset, unsigned int size) DECLSPEC_HIDDEN;

HRESULT wined3d_buffer_no3d_init(struct wined3d_buffer *buffer_no3d, struct wined3d_device *device,
         const struct wined3d_buffer_desc *desc, const struct wined3d_sub_resource_data *data,