Some fixes, fixes PCjr when the emulator is started in full screen, fixes #1702.

src/config.c

@@ -505,7 +505,7 @@ load_general(void)
 
     video_fullscreen_scale = config_get_int(cat, "video_fullscreen_scale", 0);
 
-    video_fullscreen_first = config_get_int(cat, "video_fullscreen_first", 1);
+    video_fullscreen_first = config_get_int(cat, "video_fullscreen_first", 0);
 
     video_filter_method = config_get_int(cat, "video_filter_method", 1);
 
@@ -524,7 +524,10 @@ load_general(void)
     update_icons = config_get_int(cat, "update_icons", 1);
 
     window_remember = config_get_int(cat, "window_remember", 0);
-    if (window_remember) {
+    if (window_remember || (vid_resize & 2)) {
+	if (!window_remember)
+		config_delete_var(cat, "window_remember");
+
 	p = config_get_string(cat, "window_coordinates", NULL);
 	if (p == NULL)
 		p = "0, 0, 0, 0";
@@ -2156,8 +2159,11 @@ save_general(void)
       else
 	config_set_int(cat, "update_icons", update_icons);
 
-    if (window_remember) {
+    if (window_remember || (vid_resize & 2)) {
-	config_set_int(cat, "window_remember", window_remember);
+	if (window_remember)
+		config_set_int(cat, "window_remember", window_remember);
+	else
+		config_delete_var(cat, "window_remember");
 
 	sprintf(temp, "%i, %i, %i, %i", window_w, window_h, window_x, window_y);
 	config_set_string(cat, "window_coordinates", temp);

src/win/win.c

@@ -1047,10 +1047,10 @@ plat_setfullscreen(int on)
     int dpi = win_get_dpi(hwndMain);
 
     /* Are we changing from the same state to the same state? */
-    if ((!!on) == (!!video_fullscreen))
+    if ((!!(on & 1)) == (!!video_fullscreen))
 	return;
 
-    if (on && video_fullscreen_first) {
+    if (on && (start_in_fullscreen || video_fullscreen_first)) {
 	video_fullscreen |= 2;
 	if (ui_msgbox_header(MBX_INFO | MBX_DONTASK, (wchar_t *) IDS_2134, (wchar_t *) IDS_2052) == 10) {
 		video_fullscreen_first = 0;
@@ -1060,13 +1060,14 @@ plat_setfullscreen(int on)
     }
 
     /* OK, claim the video. */
-    win_mouse_close();
+    if (!(on & 2))
+	win_mouse_close();
 
     /* Close the current mode, and open the new one. */
-    video_fullscreen = on | 2;
+    video_fullscreen = (on & 1) | 2;
     if (vid_apis[vid_api].set_fs)
-	vid_apis[vid_api].set_fs(on);
+	vid_apis[vid_api].set_fs(on & 1);
-    if (!on) {
+    if (!(on & 1)) {
 	plat_resize(scrnsz_x, scrnsz_y);
 	if (vid_resize) {
 		/* scale the screen base on DPI */
@@ -1114,26 +1115,31 @@ plat_setfullscreen(int on)
     }
     video_fullscreen &= 1;
     video_force_resize_set(1);
-    if (!on)
+    if (!(on & 1))
 	doresize = 1;
 
     win_mouse_init();
 
-    /* Release video and make it redraw the screen. */
+    if (!(on & 2)) {
-    device_force_redraw();
+	/* Release video and make it redraw the screen. */
+	device_force_redraw();
 
-    /* Send a CTRL break code so CTRL does not get stuck. */
+	/* Send a CTRL break code so CTRL does not get stuck. */
-    keyboard_input(0, 0x01D);
+	keyboard_input(0, 0x01D);
+    }
 
     /* Finally, handle the host's mouse cursor. */
     /* win_log("%s full screen, %s cursor\n", on ? "enter" : "leave", on ? "hide" : "show"); */
     show_cursor(video_fullscreen ? 0 : -1);
 
-    /* This is needed for OpenGL. */
+    if (!(on & 2)) {
-    plat_vidapi_enable(0);
+	/* This is needed for OpenGL. */
-    plat_vidapi_enable(1);
+	plat_vidapi_enable(0);
+	plat_vidapi_enable(1);
+    }
 }
 
+
 void
 plat_vid_reload_options(void)
 {

src/win/win_sdl.c

@@ -234,7 +234,7 @@ sdl_blit(int x, int y, int w, int h)
     SDL_Rect r_src;
     int ret;
 
-    if (!sdl_enabled || (h <= 0) || (buffer32 == NULL) || (sdl_render == NULL) || (sdl_tex == NULL)) {
+    if (!sdl_enabled || (w <= 0) || (h <= 0) || (w > 2048) || (h > 2048) || (buffer32 == NULL) || (sdl_render == NULL) || (sdl_tex == NULL)) {
 	video_blit_complete();
 	return;
     }
@@ -277,6 +277,11 @@ sdl_destroy_window(void)
 static void
 sdl_destroy_texture(void)
 {
+    if (sdl_tex != NULL) {
+	SDL_DestroyTexture(sdl_tex);
+	sdl_tex = NULL;
+    }
+
     /* SDL_DestroyRenderer also automatically destroys all associated textures. */
     if (sdl_render != NULL) {
 	SDL_DestroyRenderer(sdl_render);
@@ -339,13 +344,8 @@ sdl_select_best_hw_driver(void)
 
 
 static void
-sdl_reinit_texture(void)
+sdl_init_texture(void)
 {
-    if (sdl_flags == -1)
-        return;
-
-    sdl_destroy_texture();
-
     if (sdl_flags & RENDERER_HARDWARE) {
 	sdl_render = SDL_CreateRenderer(sdl_win, -1, SDL_RENDERER_ACCELERATED);
 	SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, video_filter_method ? "1" : "0");
@@ -357,6 +357,17 @@ sdl_reinit_texture(void)
 }
 
 
+static void
+sdl_reinit_texture(void)
+{
+    if (sdl_flags == -1)
+        return;
+
+    sdl_destroy_texture();
+    sdl_init_texture();
+}
+
+
 void
 sdl_set_fs(int fs)
 {
@@ -365,7 +376,6 @@ sdl_set_fs(int fs)
 
     SDL_LockMutex(sdl_mutex);
     sdl_enabled = 0;
-    sdl_destroy_texture();
 
     if (fs) {
 	ShowWindow(sdl_parent_hwnd, TRUE);
@@ -408,7 +418,7 @@ sdl_set_fs(int fs)
     else
 	sdl_flags &= ~RENDERER_FULL_SCREEN;
 
-    sdl_reinit_texture();
+    // sdl_reinit_texture();
     sdl_enabled = 1;
     SDL_UnlockMutex(sdl_mutex);
 }
@@ -456,6 +466,7 @@ sdl_init_common(int flags)
     }
 
     sdl_win = SDL_CreateWindowFrom((void *)hwndRender);
+    sdl_init_texture();
     sdl_set_fs(video_fullscreen & 1);
 
     /* Make sure we get a clean exit. */
@@ -554,16 +565,16 @@ sdl_enable(int enable)
     SDL_UnlockMutex(sdl_mutex);
 }
 
+
 void
 sdl_reload(void)
 {
-	if (sdl_flags & RENDERER_HARDWARE)
+    if (sdl_flags & RENDERER_HARDWARE) {
-	{
+	SDL_LockMutex(sdl_mutex);
-		SDL_LockMutex(sdl_mutex);
 
-		SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, video_filter_method ? "1" : "0");
+	SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, video_filter_method ? "1" : "0");
-		sdl_reinit_texture();
+	sdl_reinit_texture();
 
-		SDL_UnlockMutex(sdl_mutex);
+	SDL_UnlockMutex(sdl_mutex);
-	}
+    }
 }

src/win/win_ui.c

@@ -1427,7 +1427,8 @@ ui_init(int nCmdShow)
     }
 
     /* Initialize the mouse module. */
-    win_mouse_init();
+    if (!start_in_fullscreen && !video_fullscreen_first)
+	win_mouse_init();
 
     /*
      * Before we can create the Render window, we first have
@@ -1457,16 +1458,16 @@ ui_init(int nCmdShow)
     else
 	plat_resize(scrnsz_x, scrnsz_y);
 
+    /* Initialize the rendering window, or fullscreen. */
+    if (start_in_fullscreen || video_fullscreen_first)
+	plat_setfullscreen(3);
+
     /* Fire up the machine. */
     pc_reset_hard_init();
 
     /* Set the PAUSE mode depending on the renderer. */
     plat_pause(0);
 
-    /* Initialize the rendering window, or fullscreen. */
-    if (start_in_fullscreen)
-	plat_setfullscreen(1);
-
     /* If so requested via the command line, inform the
      * application that started us of our HWND, using the
      * the hWnd and unique ID the application has given