Stefan Dösinger : wined3d: SetLOD is ignored on D3DPOOL_DEFAULT textures.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9281bdb478ba5d2c40dd3baaf28b6d7aef292c28
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=9281bdb478ba5d2c40dd3baaf2...

Author: Stefan Dösinger 
Date:   Sun Aug 30 22:02:51 2009 +0200

wined3d: SetLOD is ignored on D3DPOOL_DEFAULT textures.

I am not testing SYSTEMMEM and SCRATCH textures. SCRATCH textures
cannot be created, SYSTEMMEM ones cannot be used for texturing on
Windows.

---

dlls/d3d9/tests/texture.c  |   26 ++++++++++++++++++++++++++
 dlls/wined3d/basetexture.c |   10 +++++-----
 2 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/dlls/d3d9/tests/texture.c b/dlls/d3d9/tests/texture.c
index 2623b13..cc97e75 100644
--- a/dlls/d3d9/tests/texture.c
+++ b/dlls/d3d9/tests/texture.c
@@ -352,6 +352,31 @@ static void test_gettexture(IDirect3DDevice9 *device) {
     ok(texture == NULL, "Texture returned is %p, expected NULL\n", texture);
 }

+static void test_lod(IDirect3DDevice9 *device)
+{
+    HRESULT hr;
+    DWORD ret;
+    IDirect3DTexture9 *texture;
+
+    hr = IDirect3DDevice9_CreateTexture(device, 128, 128, 3, 0, D3DFMT_A8R8G8B8, D3DPOOL_DEFAULT,
+                                        &texture, NULL);
+    ok(hr == D3D_OK, "IDirect3DDevice9_CreateTexture failed with %08x\n", hr);
+
+    /* SetLOD is only supported on D3DPOOL_MANAGED textures, but it doesn't return a HRESULT,
+     * so it can't return a normal error. Instead, the call is simply ignored
+     */
+    ret = IDirect3DTexture9_SetLOD(texture, 0);
+    ok(ret == 0, "IDirect3DTexture9_SetLOD returned %u, expected 0\n", ret);
+    ret = IDirect3DTexture9_SetLOD(texture, 1);
+    ok(ret == 0, "IDirect3DTexture9_SetLOD returned %u, expected 0\n", ret);
+    ret = IDirect3DTexture9_SetLOD(texture, 2);
+    ok(ret == 0, "IDirect3DTexture9_SetLOD returned %u, expected 0\n", ret);
+    ret = IDirect3DTexture9_GetLOD(texture);
+    ok(ret == 0, "IDirect3DTexture9_GetLOD returned %u, expected 0\n", ret);
+
+    IDirect3DTexture9_Release(texture);
+}
+
 START_TEST(texture)
 {
     D3DCAPS9 caps;
@@ -376,6 +401,7 @@ START_TEST(texture)
     test_mipmap_gen(device_ptr);
     test_filter(device_ptr);
     test_gettexture(device_ptr);
+    test_lod(device_ptr);

refcount = IDirect3DDevice9_Release(device_ptr);
     ok(!refcount, "Device has %u references left\n", refcount);
diff --git a/dlls/wined3d/basetexture.c b/dlls/wined3d/basetexture.c
index 2bfbcc7..ab38b62 100644
--- a/dlls/wined3d/basetexture.c
+++ b/dlls/wined3d/basetexture.c
@@ -97,8 +97,12 @@ DWORD basetexture_set_lod(IWineD3DBaseTexture *iface, DWORD LODNew)
     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
     DWORD old = This->baseTexture.LOD;

+    /* The d3d9:texture test shows that SetLOD is ignored on non-managed
+     * textures. The call always returns 0, and GetLOD always returns 0
+     */
     if (This->resource.pool != WINED3DPOOL_MANAGED) {
-        return  WINED3DERR_INVALIDCALL;
+        TRACE("Ignoring SetLOD on %s texture, returning 0\n", debug_d3dpool(This->resource.pool));
+        return 0;
     }

if(LODNew >= This->baseTexture.levels)
@@ -123,10 +127,6 @@ DWORD basetexture_get_lod(IWineD3DBaseTexture *iface)
 {
     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;

-    if (This->resource.pool != WINED3DPOOL_MANAGED) {
-        return  WINED3DERR_INVALIDCALL;
-    }
-
     TRACE("(%p) : returning %d\n", This, This->baseTexture.LOD);

return This->baseTexture.LOD;