From f0eb59cdee3f8ac0152b6075f68db6d6a9784f85 Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Fri, 16 Aug 2019 10:36:55 +0200
Subject: HDB: Draw all stars/snow in PPC version.

Along the way, this caught a buffer overflow, so sanity checks
were also implemented
---
 engines/hdb/gfx.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'engines')

diff --git a/engines/hdb/gfx.cpp b/engines/hdb/gfx.cpp
index 4ebb052705..5d8f5cae4c 100644
--- a/engines/hdb/gfx.cpp
+++ b/engines/hdb/gfx.cpp
@@ -522,7 +522,11 @@ Tile *Gfx::loadIcon(const char *tileName) {
 }
 
 void Gfx::setPixel(int x, int y, uint16 color) {
+	if (x < 0 || y < 0 || x >= _globalSurface.w || y >= _globalSurface.h)
+		return;
+
 	*(uint16 *)_globalSurface.getBasePtr(x, y) = color;
+	g_system->copyRectToScreen(_globalSurface.getBasePtr(x, y), _globalSurface.pitch, x, y, 1, 1);
 }
 
 Tile *Gfx::getTile(int index) {
-- 
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