[WIN32] changed: we don't need to save/restore render targets & depth stencils

git-svn-id: https://xbmc.svn.sourceforge.net/svnroot/xbmc/trunk@31843 568bbfeb-2a22-0410-94d2-cc84cf5bfa90

1 files changed, 10 insertions, 7 deletions

diff --git a/guilib/D3DResource.cpp b/guilib/D3DResource.cpp
index a8f4dbc61f..787930b90b 100644
--- a/guilib/D3DResource.cpp
+++ b/guilib/D3DResource.cpp
@@ -122,14 +122,17 @@ void CD3DTexture::SaveTexture()
   {
     delete[] m_data;
     m_data = NULL;
-    D3DLOCKED_RECT lr;
-    if (LockRect( 0, &lr, NULL, D3DLOCK_READONLY ))
+    if (!(m_usage & D3DUSAGE_RENDERTARGET) && !(m_usage & D3DUSAGE_DEPTHSTENCIL))
     {
-      m_pitch = lr.Pitch;
-      unsigned int memUsage = GetMemoryUsage(lr.Pitch);
-      m_data = new unsigned char[memUsage];
-      memcpy(m_data, lr.pBits, memUsage);
-      UnlockRect(0);
+      D3DLOCKED_RECT lr;
+      if (LockRect( 0, &lr, NULL, D3DLOCK_READONLY ))
+      {
+        m_pitch = lr.Pitch;
+        unsigned int memUsage = GetMemoryUsage(lr.Pitch);
+        m_data = new unsigned char[memUsage];
+        memcpy(m_data, lr.pBits, memUsage);
+        UnlockRect(0);
+      }
     }
   }
   SAFE_RELEASE(m_texture);