Continue working on 2D support in Photon

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%404055

src/video/photon/SDL_photon.c

@@ -817,7 +817,7 @@ photon_createwindow(_THIS, SDL_Window * window)
     if (window->title != NULL) {
         PtSetArg(&winargs[winargc++], Pt_ARG_WINDOW_TITLE, window->title, 0);
     } else {
-        PtSetArg(&winargs[winargc++], Pt_ARG_WINDOW_TITLE, "", 0);
+        PtSetArg(&winargs[winargc++], Pt_ARG_WINDOW_TITLE, "SDL unnamed application", 0);
     }
 
     /* TODO: handle SDL_WINDOW_INPUT_GRABBED */

src/video/photon/SDL_photon_render.h

@@ -55,6 +55,10 @@ typedef struct SDL_RenderData
 
 typedef struct SDL_TextureData
 {
+   uint32_t surface_type;
+   PdOffscreenContext_t* osurface;
+   PhImage_t* psurface;
+   PmMemoryContext_t* pcontext;
 } SDL_TextureData;
 
 extern void photon_addrenderdriver(_THIS);