[PATCH 1/6] d3d9: Refuse to create D3DUSAGE_WRITEONLY textures.

[Matteo Bruni]

Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
---
 dlls/d3d9/tests/device.c | 15 +++++++++++++++
 dlls/d3d9/texture.c      | 15 +++++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/dlls/d3d9/tests/device.c b/dlls/d3d9/tests/device.c
index 859ca472948..9064a6701af 100644
--- a/dlls/d3d9/tests/device.c
+++ b/dlls/d3d9/tests/device.c
@@ -8051,6 +8051,11 @@ static void test_lockrect_invalid(void)
             ok(SUCCEEDED(hr), "Failed to unlock texture, hr %#x, type %s.\n", hr, resources[r].name);
 
             IDirect3DTexture9_Release(texture);
+
+            hr = IDirect3DDevice9_CreateTexture(device, 128, 128, 1, D3DUSAGE_WRITEONLY,
+                    D3DFMT_A8R8G8B8, resources[r].pool, &texture, NULL);
+            ok(hr == D3DERR_INVALIDCALL, "Got unexpected hr %#x for type %s.\n",
+                    hr, resources[r].name);
         }
         if (cube_texture)
         {
@@ -8090,6 +8095,11 @@ static void test_lockrect_invalid(void)
             ok(SUCCEEDED(hr), "Failed to unlock texture, hr %#x, type %s.\n", hr, resources[r].name);
 
             IDirect3DCubeTexture9_Release(cube_texture);
+
+            hr = IDirect3DDevice9_CreateCubeTexture(device, 128, 1, D3DUSAGE_WRITEONLY, D3DFMT_A8R8G8B8,
+                    resources[r].pool, &cube_texture, NULL);
+            ok(hr == D3DERR_INVALIDCALL, "Got unexpected hr %#x for type %s.\n",
+                    hr, resources[r].name);
         }
     }
 
@@ -10269,6 +10279,11 @@ static void test_lockbox_invalid(void)
     ok(SUCCEEDED(hr), "Failed to unlock volume texture, hr %#x.\n", hr);
 
     IDirect3DVolumeTexture9_Release(texture);
+
+    hr = IDirect3DDevice9_CreateVolumeTexture(device, 4, 4, 2, 1, D3DUSAGE_WRITEONLY,
+            D3DFMT_A8R8G8B8, D3DPOOL_SCRATCH, &texture, NULL);
+    ok(hr == D3DERR_INVALIDCALL, "Got unexpected hr %#x.\n", hr);
+
     refcount = IDirect3DDevice9_Release(device);
     ok(!refcount, "Device has %u references left.\n", refcount);
     IDirect3D9_Release(d3d);
diff --git a/dlls/d3d9/texture.c b/dlls/d3d9/texture.c
index 8dc1ceea698..9f367096b71 100644
--- a/dlls/d3d9/texture.c
+++ b/dlls/d3d9/texture.c
@@ -1330,6 +1330,11 @@ HRESULT texture_init(struct d3d9_texture *texture, struct d3d9_device *device,
     if (is_gdi_compat_wined3dformat(desc.format))
         flags |= WINED3D_TEXTURE_CREATE_GET_DC;
 
+    if (usage & D3DUSAGE_WRITEONLY)
+    {
+        WARN("Texture can't be created with the D3DUSAGE_WRITEONLY flags, returning D3DERR_INVALIDCALL.\n");
+        return D3DERR_INVALIDCALL;
+    }
     if (usage & D3DUSAGE_AUTOGENMIPMAP)
     {
         if (pool == D3DPOOL_SYSTEMMEM)
@@ -1419,6 +1424,11 @@ HRESULT cubetexture_init(struct d3d9_texture *texture, struct d3d9_device *devic
     if (is_gdi_compat_wined3dformat(desc.format))
         flags |= WINED3D_TEXTURE_CREATE_GET_DC;
 
+    if (usage & D3DUSAGE_WRITEONLY)
+    {
+        WARN("Texture can't be created with the D3DUSAGE_WRITEONLY flags, returning D3DERR_INVALIDCALL.\n");
+        return D3DERR_INVALIDCALL;
+    }
     if (usage & D3DUSAGE_AUTOGENMIPMAP)
     {
         if (pool == D3DPOOL_SYSTEMMEM)
@@ -1493,6 +1503,11 @@ HRESULT volumetexture_init(struct d3d9_texture *texture, struct d3d9_device *dev
     desc.depth = depth;
     desc.size = 0;
 
+    if (usage & D3DUSAGE_WRITEONLY)
+    {
+        WARN("Texture can't be created with the D3DUSAGE_WRITEONLY flags, returning D3DERR_INVALIDCALL.\n");
+        return D3DERR_INVALIDCALL;
+    }
     if (usage & D3DUSAGE_AUTOGENMIPMAP)
     {
         WARN("D3DUSAGE_AUTOGENMIPMAP volume texture is not supported, returning D3DERR_INVALIDCALL.\n");
-- 
2.19.2