pacc-d3d9: prepare for D3DERR_DEVICELOST

3 files changed, 19 insertions, 4 deletions

diff --git a/pacc/pacc-d3d9.c b/pacc/pacc-d3d9.c
index 5189afd..e645366 100644
--- a/pacc/pacc-d3d9.c
+++ b/pacc/pacc-d3d9.c
@@ -34,6 +34,8 @@ struct pacc_ctx {
   void *renderptr;
   HANDLE renderthread;
   HANDLE rendermtx;
+  UINT msg_reset;
+  HWND msg_wnd;
 };
 
 struct pacc_buf {
@@ -423,7 +425,10 @@ static DWORD WINAPI pacc_renderproc(void *ptr) {
               1.0, 0);
         }
         pc->d3d9d->lpVtbl->EndScene(pc->d3d9d);
-        pc->d3d9d->lpVtbl->Present(pc->d3d9d, 0, 0, 0, 0);
+        HRESULT res = pc->d3d9d->lpVtbl->Present(pc->d3d9d, 0, 0, 0, 0);
+        if (res == D3DERR_DEVICELOST) {
+          PostMessage(pc->msg_wnd, pc->msg_reset, 0, 0);
+        }
       }
       ReleaseMutex(pc->rendermtx);
     }
@@ -463,7 +468,8 @@ struct pacc_win_vtable pacc_win_vtable = {
 struct pacc_ctx *pacc_init_d3d9(
     HWND hwnd,
     pacc_rendercb *rendercb, void *renderptr,
-    struct pacc_vtable *vt, struct pacc_win_vtable *winvt) {
+    struct pacc_vtable *vt, struct pacc_win_vtable *winvt,
+    UINT msg_reset, HWND msg_wnd) {
   struct pacc_ctx *pc = malloc(sizeof(*pc));
   if (!pc) goto err;
   RECT wr;
@@ -474,6 +480,8 @@ struct pacc_ctx *pacc_init_d3d9(
     .hwnd = hwnd,
     .rendercb = rendercb,
     .renderptr = renderptr,
+    .msg_reset = msg_reset,
+    .msg_wnd = msg_wnd,
   };
   atomic_init(&pc->killthread, false);
   pc->rendermtx = CreateMutex(0, FALSE, 0);
diff --git a/pacc/pacc-win.h b/pacc/pacc-win.h
index 47c09d1..e8bacc1 100644
--- a/pacc/pacc-win.h
+++ b/pacc/pacc-win.h
@@ -15,7 +15,7 @@ struct pacc_win_vtable {
   void (*renderctrl)(struct pacc_ctx *ctx, bool enable);
 };
 
-struct pacc_ctx *pacc_init_d3d9(HWND hwnd, pacc_rendercb *rendercb, void *renderptr, struct pacc_vtable *vt, struct pacc_win_vtable *winvt);
+struct pacc_ctx *pacc_init_d3d9(HWND hwnd, pacc_rendercb *rendercb, void *renderptr, struct pacc_vtable *vt, struct pacc_win_vtable *winvt, UINT msg_reset, HWND msg_wnd);
 
 #endif // MYON_PACC_WIN_H_INCLUDED
 
diff --git a/win32/main.c b/win32/main.c
index 026250d..e3fb702 100644
--- a/win32/main.c
+++ b/win32/main.c
@@ -39,6 +39,10 @@ enum {
   ID_CONFIG,
 };
 
+enum {
+  WM_PACC_RESET = WM_USER,
+};
+
 #define FMPLAYER_CLASSNAME L"myon_fmplayer_ym2608_win32"
 #define FMPLAYER_CDSTAG 0xFD809800UL
 
@@ -703,6 +707,9 @@ static LRESULT CALLBACK wndproc(
       return DLGC_WANTMESSAGE;
     }
     break;
+  case WM_PACC_RESET:
+    // TODO
+    break;
   }
   return DefWindowProc(hwnd, msg, wParam, lParam);
 }
@@ -789,7 +796,7 @@ int CALLBACK wWinMain(HINSTANCE hinst, HINSTANCE hpinst,
     wr.right-wr.left, wr.bottom-wr.top,
     0, 0, g.hinst, 0
   );
-  g.pc = pacc_init_d3d9(g.fmdspwnd, render_cb, 0, &g.pacc, &g.pacc_win);
+  g.pc = pacc_init_d3d9(g.fmdspwnd, render_cb, 0, &g.pacc, &g.pacc_win, WM_PACC_RESET, g.mainwnd);
   if (!g.pc) {
     MessageBox(g.mainwnd, L"Error", L"Cannot initialize Direct3D", MB_ICONSTOP);
     return 0;