SCI: make setOrigin() for ports behave like in sierra sci, fixes qfg1ega character screen issues ("moving" controls), fixes jones/vga 1 pixel-off windows

svn-id: r48772

1 files changed, 2 insertions, 1 deletions

diff --git a/engines/sci/graphics/ports.cpp b/engines/sci/graphics/ports.cpp
index 43671f79ec..8802d1ccb2 100644
--- a/engines/sci/graphics/ports.cpp
+++ b/engines/sci/graphics/ports.cpp
@@ -388,7 +388,8 @@ Port *GfxPorts::getPort() {
 }
 
 void GfxPorts::setOrigin(int16 left, int16 top) {
-	_curPort->left = left;
+	// This looks fishy, but it's exactly what sierra did. They removed last bit of left in their interpreter
+	_curPort->left = left & 0x7FFE;
 	_curPort->top = top;
 }