From: DeaDDooMER <deaddoomer@deadsoftware.ru>
Date: Wed, 1 Apr 2020 05:55:23 +0000 (+0400)
Subject: sdl2: fix fullscreen
X-Git-Url: http://deadsoftware.ru/gitweb?a=commitdiff_plain;h=8191e06a991c4733abb2166b14934be4e3ea8ed7;p=flatwaifu.git

sdl2: fix fullscreen
---

diff --git a/src/gl/render.c b/src/gl/render.c
index 4167001..73ce92a 100644
--- a/src/gl/render.c
+++ b/src/gl/render.c
@@ -1670,24 +1670,34 @@ void R_alloc (void) {
   }
 }
 
-void R_init (void) {
-  int res = 0;
+void R_set_videomode (int w, int h, int fullscreen) {
+  assert(w > 0);
+  assert(h > 0);
+  int was = Y_videomode_setted();
   int flags = SYSTEM_USE_OPENGL;
   if (fullscreen) {
     flags |= SYSTEM_USE_FULLSCREEN;
   }
-  logo("R_init: intialize opengl render\n");
-  int was = Y_videomode_setted();
-  if (SCRW <= 0 || SCRH <= 0) {
-    ERR_failinit("Invalid screen size %ix%i\n", SCRW, SCRH);
-  }
-  if (was == 0) {
-    R_init_playpal(); // only onece
-  }
-  res = Y_set_videomode(SCRW, SCRH, flags);
+  int res = Y_set_videomode(w, h, flags);
   if (res == 0) {
-    ERR_failinit("Unable to set video mode\n");
+    if (was == 0) {
+      ERR_failinit("Unable to set video mode\n");
+    }
+  } else {
+    SCRW = w;
+    SCRH = h;
   }
+}
+
+void R_toggle_fullscreen (void) {
+  Y_set_fullscreen(!Y_get_fullscreen());
+  fullscreen = Y_get_fullscreen();
+}
+
+void R_init (void) {
+  logo("R_init: intialize opengl render\n");
+  R_init_playpal();
+  R_set_videomode(SCRW, SCRH, fullscreen);
   root = R_cache_new();
   assert(root);
   R_alloc();
@@ -1696,6 +1706,7 @@ void R_init (void) {
 void R_done (void) {
   R_cache_free(root, 1);
   Y_unset_videomode();
+  root = NULL;
 }
 
 void R_setgamma (int g) {
@@ -1706,12 +1717,6 @@ int R_getgamma (void) {
   return gamma;
 }
 
-void R_toggle_fullscreen (void) {
-  Y_set_fullscreen(!Y_get_fullscreen());
-  fullscreen = Y_get_fullscreen();
-  R_alloc();
-}
-
 void R_get_name (int n, char s[8]) {
   assert(n >= 0 && n < 256);
   if (walp[n].res == -1) {
diff --git a/src/render.h b/src/render.h
index 71d4365..4904017 100644
--- a/src/render.h
+++ b/src/render.h
@@ -11,6 +11,7 @@ void R_done (void);
 void R_setgamma (int g);
 int R_getgamma (void);
 void R_toggle_fullscreen (void);
+void R_set_videomode (int w, int h, int fullscreen);
 
 void R_get_name (int n, char s[8]);
 int R_get_special_id (int n);
diff --git a/src/sdl2/main.c b/src/sdl2/main.c
index 42fda3e..dd5b8d4 100644
--- a/src/sdl2/main.c
+++ b/src/sdl2/main.c
@@ -76,7 +76,7 @@ void ERR_quit (void) {
 static int Y_set_videomode_opengl (int w, int h, int fullscreen) {
   assert(w > 0);
   assert(h > 0);
-  Uint32 flags = SDL_WINDOW_HIDDEN | SDL_WINDOW_OPENGL;
+  Uint32 flags = SDL_WINDOW_RESIZABLE | SDL_WINDOW_OPENGL;
   flags |= fullscreen ? SDL_WINDOW_FULLSCREEN : 0;
   // TODO set context version and type
   SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 1);
@@ -92,7 +92,6 @@ static int Y_set_videomode_opengl (int w, int h, int fullscreen) {
       window = win;
       context = ctx;
       SDL_GL_MakeCurrent(window, context);
-      SDL_ShowWindow(window);
     } else {
       SDL_DestroyWindow(win);
       win = NULL;
@@ -106,7 +105,7 @@ static int Y_set_videomode_software (int w, int h, int fullscreen) {
   assert(h > 0);
   int x = SDL_WINDOWPOS_CENTERED;
   int y = SDL_WINDOWPOS_CENTERED;
-  Uint32 flags = SDL_WINDOW_HIDDEN | SDL_WINDOW_OPENGL;
+  Uint32 flags = SDL_WINDOW_RESIZABLE;
   flags |= fullscreen ? SDL_WINDOW_FULLSCREEN : 0;
   SDL_Window *win = SDL_CreateWindow(TITLE_STR, x, y, w, h, flags);
   if (win != NULL) {
@@ -115,7 +114,6 @@ static int Y_set_videomode_software (int w, int h, int fullscreen) {
       Y_unset_videomode();
       window = win;
       surf = s;
-      SDL_ShowWindow(window);
     } else {
       SDL_DestroyWindow(win);
       win = NULL;
@@ -124,14 +122,39 @@ static int Y_set_videomode_software (int w, int h, int fullscreen) {
   return win != NULL;
 }
 
+static int Y_resize_window (int w, int h, int fullscreen) {
+  assert(w > 0);
+  assert(h > 0);
+  assert(window != NULL);
+  if (surf != NULL) {
+    SDL_Surface *s = SDL_CreateRGBSurface(0, w, h, 8, 0, 0, 0, 0);
+    if (s != NULL) {
+      SDL_SetPaletteColors(s->format->palette, surf->format->palette->colors, 0, surf->format->palette->ncolors);
+      SDL_FreeSurface(surf);
+      surf = s;
+    }
+  }
+  SDL_SetWindowSize(window, w, h);
+  Y_set_fullscreen(fullscreen);
+  return 1;
+}
+
 int Y_set_videomode (int w, int h, int flags) {
   assert(w > 0);
   assert(h > 0);
   int fullscreen = (flags & SYSTEM_USE_FULLSCREEN) != 0;
   if (flags & SYSTEM_USE_OPENGL) {
-    return Y_set_videomode_opengl(w, h, fullscreen);
+    if (window != NULL && context != NULL) {
+      return Y_resize_window(w, h, fullscreen);
+    } else {
+      return Y_set_videomode_opengl(w, h, fullscreen);
+    }
   } else {
-    return Y_set_videomode_software(w, h, fullscreen);
+    if (window != NULL && surf != NULL) {
+      return Y_resize_window(w, h, fullscreen);
+    } else {
+      return Y_set_videomode_software(w, h, fullscreen);
+    }
   }
 }
 
@@ -328,6 +351,19 @@ static int sdl_to_key (int code) {
   }
 }
 
+static void window_event_handler (SDL_WindowEvent *ev) {
+  switch (ev->event) {
+    case SDL_WINDOWEVENT_RESIZED:
+      if (window != NULL && ev->windowID == SDL_GetWindowID(window)) {
+        R_set_videomode(ev->data1, ev->data2, Y_get_fullscreen());
+      }
+      break;
+    case SDL_WINDOWEVENT_CLOSE:
+      ERR_quit();
+      break;
+  }
+}
+
 static void poll_events (void (*h)(int key, int down)) {
   int key;
   SDL_Event ev;
@@ -336,6 +372,9 @@ static void poll_events (void (*h)(int key, int down)) {
       case SDL_QUIT:
         ERR_quit();
         break;
+      case SDL_WINDOWEVENT:
+        window_event_handler(&ev.window);
+        break;
       case SDL_KEYDOWN:
       case SDL_KEYUP:
         key = sdl_to_key(ev.key.keysym.scancode);
diff --git a/src/soft/render.c b/src/soft/render.c
index 224d926..aaaea63 100644
--- a/src/soft/render.c
+++ b/src/soft/render.c
@@ -22,6 +22,7 @@
 #include "game.h"
 #include "sound.h"
 #include "music.h"
+#include "system.h"
 
 // game
 static vgaimg *scrnh[3]; // TITLEPIC INTERPIC ENDPIC
@@ -1349,30 +1350,47 @@ int R_getgamma (void) {
   return gammaa;
 }
 
+void R_set_videomode (int w, int h, int fullscreen) {
+  assert(w > 0);
+  assert(h > 0);
+  int was = Y_videomode_setted();
+  int res = Y_set_videomode(w, h, fullscreen ? SYSTEM_USE_FULLSCREEN : 0);
+  if (res == 0) {
+    if (was == 0) {
+      ERR_failinit("Unable to set video mode");
+    }
+  } else {
+    SCRW = w;
+    SCRH = h;
+    Y_get_buffer(&buffer, &buf_w, &buf_h, &pitch);
+  }
+}
+
 void R_toggle_fullscreen (void) {
-  fullscreen = !fullscreen;
-  V_toggle();
+  Y_set_fullscreen(!Y_get_fullscreen());
+  fullscreen = Y_get_fullscreen();
 }
 
 void R_init () {
   int i;
+  logo("R_init: initialize software render\n");
   F_loadres(F_getresid("PLAYPAL"), main_pal, 0, 768);
   for (i = 0; i < 256; ++i) {
     bright[i] = ((int) main_pal[i][0] + main_pal[i][1] + main_pal[i][2]) * 8 / (63 * 3);
   }
   F_loadres(F_getresid("MIXMAP"), mixmap, 0, 0x10000);
   F_loadres(F_getresid("COLORMAP"), clrmap, 0, 256*12);
-  logo("V_init: настройка видео\n");
-  if (V_init() != 0) {
-    ERR_failinit("Не могу установить видеорежим VGA");
-  }
+  R_set_videomode(SCRW, SCRH, fullscreen);
   R_setgamma(gammaa);
   V_setrect(0, SCRW, 0, SCRH);
-//  V_setscr(scrbuf);
   V_clr(0, SCRW, 0, SCRH, 0);
   R_alloc();
 }
 
 void R_done (void) {
-  V_done();
+  buffer = NULL;
+  buf_w = 0;
+  buf_h = 0;
+  pitch = 0;
+  Y_unset_videomode();
 }
diff --git a/src/soft/vga.c b/src/soft/vga.c
index ef97ca7..d9c77e1 100644
--- a/src/soft/vga.c
+++ b/src/soft/vga.c
@@ -40,8 +40,8 @@ byte bright[256];
 byte mixmap[256][256];
 byte clrmap[256*12];
 
-static byte *buffer;
-static int buf_w, buf_h, pitch;
+byte *buffer;
+int buf_w, buf_h, pitch;
 static int offx, offy;
 static int cx1, cx2, cy1, cy2;
 static byte flametab[16] = {
@@ -64,24 +64,6 @@ vgaimg *V_loadvgaimg (char *name) {
   return V_getvgaimg(F_getresid(name));
 }
 
-short V_init (void) {
-  int flags = fullscreen ? SYSTEM_USE_FULLSCREEN : 0;
-  int res = Y_set_videomode(SCRW, SCRH, flags);
-  if (res == 0) {
-    ERR_failinit("Unable to set video mode");
-  }
-  Y_get_buffer(&buffer, &buf_w, &buf_h, &pitch);
-  return 0;
-}
-
-void V_done (void) {
-  buffer = NULL;
-  buf_w = 0;
-  buf_h = 0;
-  pitch = 0;
-  Y_unset_videomode();
-}
-
 static void draw_rect (int x, int y, int w, int h, int c) {
   int i;
   int x0 = max(x, cx1);
@@ -241,7 +223,3 @@ void V_remap_rect (int x, int y, int w, int h, byte *cmap) {
         for (cy=y; cy<y+h; cy++)
             mappixel(cx,cy,cmap);
 }
-
-void V_toggle (void) {
-  fullscreen = Y_set_fullscreen(!Y_get_fullscreen());
-}
diff --git a/src/soft/vga.h b/src/soft/vga.h
index ecc6334..dc91d2b 100644
--- a/src/soft/vga.h
+++ b/src/soft/vga.h
@@ -45,6 +45,9 @@ extern int SCRW;
 extern int SCRH;
 extern char fullscreen;
 
+extern byte *buffer;
+extern int buf_w, buf_h, pitch;
+
 extern byte bright[256];
 extern byte mixmap[256][256];
 extern byte clrmap[256*12];
@@ -52,13 +55,6 @@ extern byte clrmap[256*12];
 vgaimg *V_getvgaimg (int id);
 vgaimg *V_loadvgaimg (char *name);
 
-// переключение в режим VGA 320x200,256 цветов
-// возвращает 0, если все о'кей
-short V_init (void);
-
-// переключение в текстовый режим
-void V_done (void);
-
 // ждать обратного хода луча развертки
 void V_wait (void);
 
@@ -107,7 +103,6 @@ void V_remap (vgaimg *i, colormap m);
 
 void V_remap_rect (int x, int y, int w, int h, byte *cmap);
 
-void V_toggle (void);
 void V_rotspr (int x, int y, vgaimg* i, int d);
 void V_center (int f);
 void V_offset (int ox, int oy);