From 3a03470caa6b03b3f529762b92e14666e737ce06 Mon Sep 17 00:00:00 2001
From: Kari Salminen
Date: Fri, 29 Jun 2007 15:58:48 +0000
Subject: Set AGI monitor type variable (vMonitor/v26) according to render
 mode.

svn-id: r27774
---
 engines/agi/agi.h     | 12 ++++++++++++
 engines/agi/cycle.cpp | 21 ++++++++++++++++++++-
 2 files changed, 32 insertions(+), 1 deletion(-)

(limited to 'engines/agi')

diff --git a/engines/agi/agi.h b/engines/agi/agi.h
index 56ae1288b8..bda1f1dbb2 100644
--- a/engines/agi/agi.h
+++ b/engines/agi/agi.h
@@ -246,6 +246,18 @@ enum {
 	vMonitor
 };
 
+/**
+ * Different monitor types.
+ * Used with AGI variable 26 i.e. vMonitor.
+ */
+enum AgiMonitorType {
+	kAgiMonitorCga = 0,
+	// kAgiMonitorTandy = 1, // Not sure about this
+	kAgiMonitorHercules = 2,
+	kAgiMonitorEga = 3,
+	// kAgiMonitorVga = 4 // Not sure about this
+};
+
 /**
  * AGI flags
  */
diff --git a/engines/agi/cycle.cpp b/engines/agi/cycle.cpp
index 22d2582021..bd8fcb0394 100644
--- a/engines/agi/cycle.cpp
+++ b/engines/agi/cycle.cpp
@@ -367,7 +367,26 @@ int AgiEngine::runGame() {
 
 		setvar(vComputer, 0);	/* IBM PC (4 = Atari ST) */
 		setvar(vSoundgen, 1);	/* IBM PC SOUND */
-		setvar(vMonitor, 0x3);	/* EGA monitor */
+
+		// Set monitor type (v26 i.e. vMonitor)
+		switch (_renderMode) {
+		case Common::kRenderCGA:
+			setvar(vMonitor, kAgiMonitorCga);
+			break;
+		case Common::kRenderHercG:
+		case Common::kRenderHercA:
+			setvar(vMonitor, kAgiMonitorHercules);
+			break;
+		// Don't know if Amiga AGI games use a different value than kAgiMonitorEga
+		// for vMonitor so I just use kAgiMonitorEga for them (As was done before too).
+		case Common::kRenderAmiga:
+		case Common::kRenderDefault:
+		case Common::kRenderEGA:
+		default:
+			setvar(vMonitor, kAgiMonitorEga);
+			break;
+		}
+
 		setvar(vMaxInputChars, 38);
 		_game.inputMode = INPUT_NONE;
 		_game.inputEnabled = 0;
-- 
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