Added a workaround for LSL6, thanks to waltervn's comments

svn-id: r40677

1 files changed, 13 insertions, 6 deletions

diff --git a/engines/sci/engine/kgraphics.cpp b/engines/sci/engine/kgraphics.cpp
index 5158361dc6..3e3e65836d 100644
--- a/engines/sci/engine/kgraphics.cpp
+++ b/engines/sci/engine/kgraphics.cpp
@@ -2378,12 +2378,19 @@ reg_t kSetPort(EngineState *s, int funct_nr, int argc, reg_t *argv) {
 			return s->r_acc;
 		}
 
-		s->gfx_state->pic_port_bounds = gfx_rect(UKPV(5), UKPV(4),
-		        UKPV(3), UKPV(2));
-
-		// FIXME: Should really only invalidate all loaded pic resources here;
-		// this is overkill
-		s->gfx_state->gfxResMan->freeAllResources();
+		// LSL6 calls kSetPort to extend the screen to draw the GUI. If we free all resources
+		// here, the background picture is freed too, and this makes everything a big mess.
+		// FIXME/TODO: This code really needs to be rewritten to conform to the original behavior
+		if (s->_gameName != "LSL6") {
+			s->gfx_state->pic_port_bounds = gfx_rect(UKPV(5), UKPV(4), UKPV(3), UKPV(2));
+
+			// FIXME: Should really only invalidate all loaded pic resources here;
+			// this is overkill
+			s->gfx_state->gfxResMan->freeAllResources();
+		} else {
+			// WORKAROUND for LSL6
+			printf("SetPort case 6 called in LSL6. Origin: %d, %d - Clip rect: %d, %d, %d, %d\n", SKPV(0), SKPV(1), UKPV(2), UKPV(3), UKPV(4), UKPV(5));
+		}
 
 		break;
 	}