From aea7da44109140ed58c841d2d856fa24cd0617e9 Mon Sep 17 00:00:00 2001
From: sluicebox
Date: Wed, 14 Aug 2019 08:29:12 -0700
Subject: SCI: Fix Macintosh kDrawPic mirror flag handling

Fixes the KQ6 Mac peppermint cave room
---
 engines/sci/engine/kgraphics.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'engines/sci')

diff --git a/engines/sci/engine/kgraphics.cpp b/engines/sci/engine/kgraphics.cpp
index a05031059c..7294bb1e44 100644
--- a/engines/sci/engine/kgraphics.cpp
+++ b/engines/sci/engine/kgraphics.cpp
@@ -563,8 +563,13 @@ reg_t kDrawPic(EngineState *s, int argc, reg_t *argv) {
 		if (flags & K_DRAWPIC_FLAGS_ANIMATIONBLACKOUT)
 			animationBlackoutFlag = true;
 		animationNr = flags & 0xFF;
-		if (flags & K_DRAWPIC_FLAGS_MIRRORED)
-			mirroredFlag = true;
+		// Mac interpreters ignored the mirrored flag and didn't mirror pics.
+		//  KQ6 PC room 390 drew pic 390 mirrored so Mac added pic 395, which
+		//  is a mirror of 390, but the script continued to pass this flag.
+		if (g_sci->getPlatform() != Common::kPlatformMacintosh) {
+			if (flags & K_DRAWPIC_FLAGS_MIRRORED)
+				mirroredFlag = true;
+		}
 	}
 	if (argc >= 3) {
 		if (!argv[2].isNull())
-- 
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