menu: change videomode at runtime

[flatwaifu.git] / src / gl / render.c

diff --git a/src/gl/render.c b/src/gl/render.c
index bfd379c146f84a8f4d63e06a717806b6053638b6..c057b90e4fa84bc6d0d1a7d3647089995c33c047 100644 (file)
--- a/src/gl/render.c
+++ b/src/gl/render.c
@@ -81,8 +81,6 @@ typedef struct image {
 /* Render Specific */
 int SCRW = 320; // public
 int SCRH = 200; // public
-static int gamma;
-static int fullscreen;
 static rgb playpal[256];
 static byte bright[256];
 static GLuint lastTexture;
@@ -860,6 +858,7 @@ static void get_menu_size (const new_menu_t *m, int *w, int *h) {
     case GM_SMALL: x = Z_get_small_string_width("%s", m->title); break;
     default: assert(0);
   }
+  y = 0;
   for (i = 0; i < n; i++) {
     get_entry_size(m, i, &xx, &yy);
     x = max(x, xx);
@@ -1598,7 +1597,7 @@ void R_draw (void) {
   Y_swap_buffers();
 }
 
-void R_alloc (void) {
+static void R_alloc (void) {
   char s[10];
   int i, j, n;
   logo("R_alloc: load graphics\n");
@@ -1838,19 +1837,7 @@ void R_set_videomode (int w, int h, int fullscreen) {
     if (was == 0) {
       ERR_failinit("Unable to set video mode\n");
     }
-  } else {
-    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);
@@ -1858,10 +1845,81 @@ void R_toggle_fullscreen (void) {
   R_reload_textures();
 }
 
+static int R_video_menu_handler (new_msg_t *msg, const new_menu_t *m, void *data) {
+  const videomode_t *v;
+  intptr_t i = (intptr_t)data;
+  static int w, h;
+  static int vmode;
+  static int fullscreen;
+  static char str[16];
+  switch (i) {
+    case -1:
+      switch (msg->type) {
+        case GM_ENTER:
+          Y_get_videomode(&w, &h);
+          fullscreen = Y_get_fullscreen();
+          v = Y_get_videomode_list_opengl(fullscreen);
+          vmode = 0;
+          while (vmode < v->n && v->modes[vmode].w != w && v->modes[vmode].h != h) {
+            vmode += 1;
+          }
+          if (vmode < v->n) {
+            w = v->modes[vmode].w;
+            h = v->modes[vmode].h;
+          }
+          snprintf(str, 16, "%ix%i", w, h);
+          return 1;
+      }
+      break;
+    case 0:
+      switch (msg->type) {
+        case GM_SELECT:
+          v = Y_get_videomode_list_opengl(fullscreen);
+          vmode = vmode + 1 >= v->n ? 0 : vmode + 1;
+          if (v->n > 0) {
+            w = v->modes[vmode].w;
+            h = v->modes[vmode].h;
+          } else {
+            Y_get_videomode(&w, &h);
+          }
+          snprintf(str, 16, "%ix%i", w, h);
+          return 1;
+        case GM_GETSTR:
+          return GM_init_str(msg, str, 16);
+      }
+      break;
+    case 1:
+      switch (msg->type) {
+        case GM_SELECT: fullscreen = !fullscreen; return 1;
+        case GM_GETSTR: return GM_init_str(msg, fullscreen ? "Yes" : "No", 3);
+      }
+      break;
+    case 2:
+      switch (msg->type) {
+        case GM_SELECT: R_set_videomode(w, h, fullscreen); return 1;
+      }
+  }
+  return 0;
+}
+
+static const new_menu_t video_menu = {
+  GM_BIG, "Video", (void*)-1, &R_video_menu_handler,
+  {
+    { GM_BUTTON, "Videomode: ", (void*)0, &R_video_menu_handler, NULL },
+    { GM_BUTTON, "Fullscreen: ", (void*)1, &R_video_menu_handler, NULL },
+    { GM_BUTTON, "Apply", (void*)2, &R_video_menu_handler, NULL },
+    { 0, NULL, NULL, NULL, NULL } // end
+  }
+};
+
+const new_menu_t *R_menu (void) {
+  return &video_menu;
+}
+
 void R_init (void) {
   logo("R_init: intialize opengl render\n");
   R_init_playpal();
-  R_set_videomode(SCRW, SCRH, fullscreen);
+  R_set_videomode(SCRW, SCRH, 0);
 }
 
 void R_done (void) {
@@ -1870,14 +1928,6 @@ void R_done (void) {
   root = NULL;
 }
 
-void R_setgamma (int g) {
-  gamma = g < 0 ? 0 : (g > 4 ? 4 : g);
-}
-
-int R_getgamma (void) {
-  return gamma;
-}
-
 void R_get_name (int n, char s[8]) {
   assert(n >= 0 && n < 256);
   if (walp[n].res == -1) {