Stefan Dösinger : wined3d: Implement VolumeTexture:: UnLoad.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8bb5d13fe2d01cd1c3486701e7f7404f1febabf7
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=8bb5d13fe2d01cd1c3486701e7f7404f1febabf7

Author: Stefan Dösinger <stefan at codeweavers.com>
Date:   Tue Jan  8 15:48:39 2008 +0100

wined3d: Implement VolumeTexture::UnLoad.

---

 dlls/wined3d/volumetexture.c |   21 ++++++++++++++++++++-
 1 files changed, 20 insertions(+), 1 deletions(-)

diff --git a/dlls/wined3d/volumetexture.c b/dlls/wined3d/volumetexture.c
index b2b3d2d..61c2626 100644
--- a/dlls/wined3d/volumetexture.c
+++ b/dlls/wined3d/volumetexture.c
@@ -136,7 +136,26 @@ static void WINAPI IWineD3DVolumeTextureImpl_PreLoad(IWineD3DVolumeTexture *ifac
 }
 
 static void WINAPI IWineD3DVolumeTextureImpl_UnLoad(IWineD3DVolumeTexture *iface) {
-    IWineD3DResourceImpl_UnLoad((IWineD3DResource *)iface);
+    unsigned int i;
+    IWineD3DVolumeTextureImpl *This = (IWineD3DVolumeTextureImpl *)iface;
+    IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
+    TRACE("(%p)\n", This);
+
+    /* Unload all the surfaces and reset the texture name. If UnLoad was called on the
+     * surface before, this one will be a NOP and vice versa. Unloading an unloaded
+     * surface is fine
+     */
+    for (i = 0; i < This->baseTexture.levels; i++) {
+        IWineD3DVolume_UnLoad(This->volumes[i]);
+    }
+
+    if(This->baseTexture.textureName) {
+        ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
+        ENTER_GL();
+        glDeleteTextures(1, &This->baseTexture.textureName);
+        This->baseTexture.textureName = 0;
+        LEAVE_GL();
+    }
 }
 
 static WINED3DRESOURCETYPE WINAPI IWineD3DVolumeTextureImpl_GetType(IWineD3DVolumeTexture *iface) {