From 85ed389cbb161d7868204174ccfbb452354e6cc0 Mon Sep 17 00:00:00 2001
From: Oliver Kiehl
Date: Sun, 19 Jan 2003 15:39:54 +0000
Subject: added missing function

svn-id: r6517
---
 simon/simon.cpp | 41 +++++++++++++++++++++++++++++++++--------
 simon/simon.h   |  1 +
 2 files changed, 34 insertions(+), 8 deletions(-)

(limited to 'simon')

diff --git a/simon/simon.cpp b/simon/simon.cpp
index 414c38edcb..ac1b253a96 100644
--- a/simon/simon.cpp
+++ b/simon/simon.cpp
@@ -4608,19 +4608,44 @@ void SimonState::dx_update_screen_and_palette()
 void SimonState::realizePalette()
 {
 	if (_palette_color_count & 0x8000) {
-		if (_debugMode)
-			warning("realizePalette subroutine unimplemented");
-		_palette_color_count = 0;
+		realizePalette_unk();
 	} else {
-	_video_var_9 = false;
-	memcpy(_palette_backup, _palette, 256 * 4);
+		_video_var_9 = false;
+		memcpy(_palette_backup, _palette, 256 * 4);
 
-	_system->set_palette(_palette, 0, _palette_color_count);
-	_palette_color_count = 0;
+		_system->set_palette(_palette, 0, _palette_color_count);
+		_palette_color_count = 0;
 	}
-
 }
 
+void SimonState::realizePalette_unk()
+{
+	uint8 *src;
+	byte *dst;
+	uint8 palette_unk[768];
+
+	_palette_color_count &= 0x7fff;
+	memset(_video_buf_1, 0, 768);
+	_video_var_9 = false;
+	memcpy(_palette_backup, _palette, 768);
+	memcpy(palette_unk, _palette, 768);
+
+	int i, j;
+	for (i = 255; i >= 0; i -= 4) {
+	  	src = palette_unk;
+		dst = _video_buf_1;
+
+		for (j = _palette_color_count; j >= 0; j--) {
+			if (*src >= i)
+				*dst += 4;
+			dst++;
+			src++;
+		}
+		_system->set_palette(_video_buf_1, 0, _video_num_pal_colors);
+		delay(5);
+ 	}
+	_palette_color_count = 0;
+}
 
 void SimonState::go()
 {
diff --git a/simon/simon.h b/simon/simon.h
index 036e35bd50..e63bc251d0 100644
--- a/simon/simon.h
+++ b/simon/simon.h
@@ -778,6 +778,7 @@ public:
 	void scroll_timeout();
 	void hitarea_stuff_helper_2();
 	void realizePalette();
+	void realizePalette_unk();
 
 	void vc_kill_thread(uint file, uint sprite);
 
-- 
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