Disable depth test when there is no Z buffer attached.

dlls/ddraw/device_opengl.c

@@ -1325,6 +1325,7 @@ static void draw_primitive_strided(IDirect3DDeviceImpl *This,
     IDirect3DDeviceGLImpl* glThis = (IDirect3DDeviceGLImpl*) This;
     int num_active_stages = 0;
     int num_tex_index = GET_TEXCOUNT_FROM_FVF(d3dvtVertexType);
+    BOOL reenable_depth_test = FALSE;
     
     /* I put the trace before the various locks... So as to better understand where locks occur :-) */
     if (TRACE_ON(ddraw)) {
@@ -1349,9 +1350,12 @@ static void draw_primitive_strided(IDirect3DDeviceImpl *This,
 	
 	hr = IDirectDrawSurface7_GetAttachedSurface(ICOM_INTERFACE(This->surface, IDirectDrawSurface7),
 						    (DDSCAPS2 *) &zbuf_caps, &zbuf);
-	if (!FAILED(hr)) {
+	if (SUCCEEDED(hr)) {
 	    This->current_zbuffer = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, zbuf);
 	    IDirectDrawSurface7_Release(zbuf);
+	} else if (glThis->depth_test) {
+	    glDisable(GL_DEPTH_TEST);
+	    reenable_depth_test = TRUE;
 	}
     }
     if (This->current_zbuffer != NULL) {
@@ -1615,6 +1619,9 @@ static void draw_primitive_strided(IDirect3DDeviceImpl *This,
     /* Whatever the case, disable the color material stuff */
     glDisable(GL_COLOR_MATERIAL);
 
+    if (reenable_depth_test)
+	glEnable(GL_DEPTH_TEST);
+
     LEAVE_GL();
     TRACE("End\n");    
 

dlls/ddraw/texture.c

@@ -903,12 +903,14 @@ HRESULT d3dtexture_create(IDirectDrawImpl *d3d, IDirectDrawSurfaceImpl *surf, BO
 	private->tex_name = 0;
 	if (surf->mipmap_level == 0) {
 	    private->main = NULL;
+	    private->__global_dirty_flag = SURFACE_MEMORY_DIRTY;
 	    private->global_dirty_flag = &(private->__global_dirty_flag);
 	} else {
 	    private->main = main;
 	    private->global_dirty_flag = &(((IDirect3DTextureGLImpl *) (private->main->tex_private))->__global_dirty_flag);
 	}
 	private->initial_upload_done = FALSE;
+	private->dirty_flag = SURFACE_MEMORY_DIRTY;
     }
 
     return D3D_OK;
@@ -925,15 +927,11 @@ GLuint gltex_get_tex_name(IDirectDrawSurfaceImpl *surf)
 	    glGenTextures(1, &(private->tex_name));
 	    if (private->tex_name == 0) ERR("Error at creation of OpenGL texture ID !\n");
 	    TRACE(" GL texture id is : %d.\n", private->tex_name);
-	    private->__global_dirty_flag = SURFACE_MEMORY_DIRTY;
 	} else {
 	    private->tex_name = gltex_get_tex_name(private->main);
 	    TRACE(" GL texture id reusing id %d from surface %p (private at %p)).\n", private->tex_name, private->main, private->main->tex_private);
 	}
 	LEAVE_GL();
-
-	/* And set the dirty flag accordingly */
-	private->dirty_flag = SURFACE_MEMORY_DIRTY;
     }
     return ((IDirect3DTextureGLImpl *) (surf->tex_private))->tex_name;
 }