From: DeaDDooMER <deaddoomer@deadsoftware.ru>
Date: Wed, 1 Apr 2020 07:45:56 +0000 (+0400)
Subject: sdl: fix fullscreen
X-Git-Url: http://deadsoftware.ru/gitweb?p=flatwaifu.git;a=commitdiff_plain;h=9b7dd9e2d0728c50f830fff8f5f7c7caa87e5b6f

sdl: fix fullscreen
---

diff --git a/src/gl/render.c b/src/gl/render.c
index 73ce92a..b2c625f 100644
--- a/src/gl/render.c
+++ b/src/gl/render.c
@@ -1670,6 +1670,8 @@ void R_alloc (void) {
   }
 }
 
+static void R_reload_textures (void);
+
 void R_set_videomode (int w, int h, int fullscreen) {
   assert(w > 0);
   assert(h > 0);
@@ -1678,29 +1680,39 @@ void R_set_videomode (int w, int h, int fullscreen) {
   if (fullscreen) {
     flags |= SYSTEM_USE_FULLSCREEN;
   }
+  if (root != NULL) {
+    R_cache_free(root, 0);
+    root = NULL;
+  }
   int res = Y_set_videomode(w, h, flags);
   if (res == 0) {
     if (was == 0) {
       ERR_failinit("Unable to set video mode\n");
     }
   } else {
-    SCRW = w;
-    SCRH = h;
+    Y_get_videomode(&SCRW, &SCRH);
+    root = R_cache_new();
+    assert(root);
+    R_alloc();
+    R_reload_textures();
   }
 }
 
 void R_toggle_fullscreen (void) {
+  R_cache_free(root, 0);
   Y_set_fullscreen(!Y_get_fullscreen());
   fullscreen = Y_get_fullscreen();
+  Y_get_videomode(&SCRW, &SCRH);
+  root = R_cache_new();
+  assert(root);
+  R_alloc();
+  R_reload_textures();
 }
 
 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();
 }
 
 void R_done (void) {
@@ -1744,6 +1756,18 @@ int R_get_special_id (int n) {
   return walp[n].res == -2 ? (intptr_t)walp[n].n : -1;
 }
 
+static void R_reload_textures (void) {
+  int i;
+  char s[8];
+  for (i = 0; i < max_textures; i++) {
+    R_get_name(i, s);
+    if (walp[i].res >= 0) {
+      walp[i] = R_gl_getimage(walp[i].res);
+    }
+  }
+  horiz = R_gl_getimage(horiz.res);
+}
+
 void R_begin_load (void) {
   int i;
   for (i = 0; i < 256; i++) {
@@ -1812,6 +1836,7 @@ void R_end_load (void) {
       if (k >= 256) {
         k = j;
         j += 1;
+        max_textures += 1;
         walp[k] = R_gl_getimage(g);
         walf[k] = g & 0x8000 ? 1 : 0;
       }
diff --git a/src/sdl/main.c b/src/sdl/main.c
index 5706cc7..07dccf9 100644
--- a/src/sdl/main.c
+++ b/src/sdl/main.c
@@ -115,6 +115,16 @@ int Y_set_videomode (int w, int h, int flags) {
   return s != NULL;
 }
 
+void Y_get_videomode (int *w, int *h) {
+  if (surf != NULL) {
+    *w = surf->w;
+    *h = surf->h;
+  } else {
+    *w = 0;
+    *h = 0;
+  }
+}
+
 int Y_videomode_setted (void) {
   return surf != NULL;
 }
@@ -125,9 +135,13 @@ void Y_unset_videomode (void) {
   SDL_InitSubSystem(SDL_INIT_VIDEO);
 }
 
-int Y_set_fullscreen (int yes) {
-  //SDL_WM_ToggleFullScreen();
-  return 0;
+void Y_set_fullscreen (int yes) {
+  assert(surf != NULL);
+  Uint32 flags = surf->flags & ~SDL_FULLSCREEN;
+  if ((surf->flags & SDL_FULLSCREEN) == 0) {
+    flags |= SDL_FULLSCREEN;
+  }
+  Y_set_videomode(surf->w, surf->h, flags);
 }
 
 int Y_get_fullscreen (void) {
diff --git a/src/sdl2/main.c b/src/sdl2/main.c
index dd5b8d4..c1b872c 100644
--- a/src/sdl2/main.c
+++ b/src/sdl2/main.c
@@ -158,6 +158,15 @@ int Y_set_videomode (int w, int h, int flags) {
   }
 }
 
+void Y_get_videomode (int *w, int *h) {
+  if (window != NULL) {
+    SDL_GetWindowSize(window, w, h);
+  } else {
+    *w = 0;
+    *h = 0;
+  }
+}
+
 int Y_videomode_setted (void) {
   return window != NULL;
 }
diff --git a/src/soft/render.c b/src/soft/render.c
index aaaea63..fafe379 100644
--- a/src/soft/render.c
+++ b/src/soft/render.c
@@ -1360,15 +1360,18 @@ void R_set_videomode (int w, int h, int fullscreen) {
       ERR_failinit("Unable to set video mode");
     }
   } else {
-    SCRW = w;
-    SCRH = h;
+    Y_get_videomode(&SCRW, &SCRH);
     Y_get_buffer(&buffer, &buf_w, &buf_h, &pitch);
+    R_setgamma(gammaa);
   }
 }
 
 void R_toggle_fullscreen (void) {
   Y_set_fullscreen(!Y_get_fullscreen());
   fullscreen = Y_get_fullscreen();
+  Y_get_videomode(&SCRW, &SCRH);
+  Y_get_buffer(&buffer, &buf_w, &buf_h, &pitch);
+  R_setgamma(gammaa);
 }
 
 void R_init () {
@@ -1381,7 +1384,6 @@ void R_init () {
   F_loadres(F_getresid("MIXMAP"), mixmap, 0, 0x10000);
   F_loadres(F_getresid("COLORMAP"), clrmap, 0, 256*12);
   R_set_videomode(SCRW, SCRH, fullscreen);
-  R_setgamma(gammaa);
   V_setrect(0, SCRW, 0, SCRH);
   V_clr(0, SCRW, 0, SCRH, 0);
   R_alloc();
diff --git a/src/soft/vga.c b/src/soft/vga.c
index d9c77e1..ce83101 100644
--- a/src/soft/vga.c
+++ b/src/soft/vga.c
@@ -78,9 +78,9 @@ static void draw_rect (int x, int y, int w, int h, int c) {
 
 void V_setrect (short x, short w, short y, short h) {
   cx1 = max(x, 0);
-  cx2 = min(x + w - 1, SCRW - 1);
+  cx2 = min(x + w - 1, buf_w - 1);
   cy1 = max(y, 0);
-  cy2 = min(y + h - 1, SCRH - 1);
+  cy2 = min(y + h - 1, buf_h - 1);
 }
 
 static void putpixel (int x, int y, byte color) {
@@ -100,7 +100,7 @@ static void mappixel (int x, int y, byte *cmap) {
 
 void V_center (int f) {
   if (f) {
-    V_offset(SCRW / 2 - 320 / 2, SCRH / 2 - 200 / 2);
+    V_offset(buf_w / 2 - 320 / 2, buf_h / 2 - 200 / 2);
   } else {
     V_offset(0, 0);
   }
diff --git a/src/system.h b/src/system.h
index 37d2854..445de10 100644
--- a/src/system.h
+++ b/src/system.h
@@ -8,9 +8,10 @@
 
 /* common video subsystem routines */
 int Y_set_videomode (int w, int h, int flags);
+void Y_get_videomode (int *w, int *h);
 int Y_videomode_setted (void);
 void Y_unset_videomode (void);
-int Y_set_fullscreen (int yes);
+void Y_set_fullscreen (int yes);
 int Y_get_fullscreen (void);
 
 /* hardware specific rendering */