sdl2: move sdl_update to new sdl2-2d.c

Create new sdl2-2d file for 2d display rendering.
Move over sdl_update code, and rename to sdl2_2d_update.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>

include/ui/sdl2.h

@@ -17,4 +17,7 @@ void sdl2_reset_keys(struct sdl2_console *scon);
 void sdl2_process_key(struct sdl2_console *scon,
                       SDL_KeyboardEvent *ev);
 
+void sdl2_2d_update(DisplayChangeListener *dcl,
+                    int x, int y, int w, int h);
+
 #endif /* SDL2_H */

ui/Makefile.objs

@@ -20,7 +20,7 @@ ifeq ($(CONFIG_SDLABI),1.2)
 sdl.mo-objs := sdl.o sdl_zoom.o
 endif
 ifeq ($(CONFIG_SDLABI),2.0)
-sdl.mo-objs := sdl2.o sdl2-input.o
+sdl.mo-objs := sdl2.o sdl2-input.o sdl2-2d.o
 endif
 sdl.mo-cflags := $(SDL_CFLAGS)
 

ui/sdl2-2d.c

@@ -0,0 +1,61 @@
+/*
+ * QEMU SDL display driver
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+/* Ported SDL 1.2 code to 2.0 by Dave Airlie. */
+
+/* Avoid compiler warning because macro is redefined in SDL_syswm.h. */
+#undef WIN32_LEAN_AND_MEAN
+
+#include <SDL.h>
+#include <SDL_syswm.h>
+
+#include "qemu-common.h"
+#include "ui/console.h"
+#include "ui/input.h"
+#include "ui/sdl2.h"
+#include "sysemu/sysemu.h"
+
+void sdl2_2d_update(DisplayChangeListener *dcl,
+                    int x, int y, int w, int h)
+{
+    struct sdl2_console *scon = container_of(dcl, struct sdl2_console, dcl);
+    DisplaySurface *surf = qemu_console_surface(dcl->con);
+    SDL_Rect rect;
+
+    if (!surf) {
+        return;
+    }
+    if (!scon->texture) {
+        return;
+    }
+
+    rect.x = x;
+    rect.y = y;
+    rect.w = w;
+    rect.h = h;
+
+    SDL_UpdateTexture(scon->texture, NULL, surface_data(surf),
+                      surface_stride(surf));
+    SDL_RenderCopy(scon->real_renderer, scon->texture, &rect, &rect);
+    SDL_RenderPresent(scon->real_renderer);
+}

ui/sdl2.c

@@ -72,31 +72,6 @@ static struct sdl2_console *get_scon_from_window(uint32_t window_id)
     return NULL;
 }
 
-static void sdl_update(DisplayChangeListener *dcl,
-                       int x, int y, int w, int h)
-{
-    struct sdl2_console *scon = container_of(dcl, struct sdl2_console, dcl);
-    SDL_Rect rect;
-    DisplaySurface *surf = qemu_console_surface(dcl->con);
-
-    if (!surf) {
-        return;
-    }
-    if (!scon->texture) {
-        return;
-    }
-
-    rect.x = x;
-    rect.y = y;
-    rect.w = w;
-    rect.h = h;
-
-    SDL_UpdateTexture(scon->texture, NULL, surface_data(surf),
-                      surface_stride(surf));
-    SDL_RenderCopy(scon->real_renderer, scon->texture, &rect, &rect);
-    SDL_RenderPresent(scon->real_renderer);
-}
-
 static void do_sdl_resize(struct sdl2_console *scon, int width, int height,
                           int bpp)
 {
@@ -609,7 +584,7 @@ static void handle_windowevent(DisplayChangeListener *dcl, SDL_Event *ev)
         break;
     case SDL_WINDOWEVENT_EXPOSED:
         SDL_GetWindowSize(SDL_GetWindowFromID(ev->window.windowID), &w, &h);
-        sdl_update(dcl, 0, 0, w, h);
+        sdl2_2d_update(dcl, 0, 0, w, h);
         break;
     case SDL_WINDOWEVENT_FOCUS_GAINED:
     case SDL_WINDOWEVENT_ENTER:
@@ -746,9 +721,9 @@ static void sdl_cleanup(void)
     SDL_QuitSubSystem(SDL_INIT_VIDEO);
 }
 
-static const DisplayChangeListenerOps dcl_ops = {
-    .dpy_name          = "sdl",
-    .dpy_gfx_update    = sdl_update,
+static const DisplayChangeListenerOps dcl_2d_ops = {
+    .dpy_name          = "sdl2-2d",
+    .dpy_gfx_update    = sdl2_2d_update,
     .dpy_gfx_switch    = sdl_switch,
     .dpy_refresh       = sdl_refresh,
     .dpy_mouse_set     = sdl_mouse_warp,
@@ -800,7 +775,7 @@ void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
         if (!qemu_console_is_graphic(con)) {
             sdl2_console[i].hidden = true;
         }
-        sdl2_console[i].dcl.ops = &dcl_ops;
+        sdl2_console[i].dcl.ops = &dcl_2d_ops;
         sdl2_console[i].dcl.con = con;
         register_displaychangelistener(&sdl2_console[i].dcl);
         sdl2_console[i].idx = i;