From 7a02e4f5de25d0cc1bd9100e67274c52ca5193ba Mon Sep 17 00:00:00 2001
From: sparky4 <sparky4@cock.li>
Date: Wed, 14 Oct 2015 17:11:07 -0500
Subject: [PATCH] made g4et old video mode a function~

---
 src/lib/16_head.h |  2 +-
 src/lib/modex16.c | 22 +++++++++++++++++++---
 src/lib/modex16.h |  1 +
 3 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/src/lib/16_head.h b/src/lib/16_head.h
index b7f550de..b613dc12 100755
--- a/src/lib/16_head.h
+++ b/src/lib/16_head.h
@@ -190,7 +190,7 @@ typedef struct
 
 typedef struct
 {
-	int old_mode;	//old video mode before game!
+	long old_mode;	//old video mode before game!
 	byte *pee;		// message for fps
 	handle_t handle;	//handles for file logging
 	kurokku_t kurokku;	//clock struct
diff --git a/src/lib/modex16.c b/src/lib/modex16.c
index ba033c9d..c56a9ddc 100755
--- a/src/lib/modex16.c
+++ b/src/lib/modex16.c
@@ -51,9 +51,9 @@ void VGAmodeX(sword vq, global_game_variables_t *gv)
 		break;
 		case 1: // init the video
 			// get old video mode
-			in.h.ah = 0xf;
-			int86(0x10, &in, &out);
-			gv->old_mode = out.h.al;
+			//in.h.ah = 0xf;
+			//int86(0x10, &in, &out);
+			gv->old_mode = vgaGetMode();//out.h.al;
 			// enter mode
 			modex__320x240_256__Enter(gv);
 		break;
@@ -78,6 +78,22 @@ vgaSetMode(byte mode)
   int86(VIDEO_INT, &regs, &regs);
 }
 
+//---------------------------------------------------
+//
+// Use the bios to get the current video mode
+//
+
+long
+vgaGetMode()
+{
+    union REGS rg;
+
+    rg.h.ah = 0x0f;
+    int86(VIDEO_INT, &rg, &rg);
+
+    return rg.h.al;
+}
+
 /* -========================= Entry  Points ==========================- */
 void
 modex__320x240_256__Enter(global_game_variables_t *gv)
diff --git a/src/lib/modex16.h b/src/lib/modex16.h
index 4936de39..d7d8e193 100755
--- a/src/lib/modex16.h
+++ b/src/lib/modex16.h
@@ -69,6 +69,7 @@ typedef union
 void VGAmodeX(sword vq, global_game_variables_t *gv);
 void modex__320x240_256__Enter(global_game_variables_t *gv);
 void modex__192x144_256__Enter(global_game_variables_t *gv);
+long vgaGetMode();
 void modexLeave();
 void modexsetBaseXMode(void);
 page_t modexDefaultPage();
-- 
2.39.5