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-rw-r--r--src/emu/video/vector.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/emu/video/vector.c b/src/emu/video/vector.c
index e6ff14eb463..a7d53f88534 100644
--- a/src/emu/video/vector.c
+++ b/src/emu/video/vector.c
@@ -258,8 +258,8 @@ SCREEN_UPDATE_RGB32( vector )
{
UINT32 flags = PRIMFLAG_ANTIALIAS(screen.machine().options().antialias() ? 1 : 0) | PRIMFLAG_BLENDMODE(BLENDMODE_ADD);
const rectangle &visarea = screen.visible_area();
- float xscale = 1.0f / (65536 * (visarea.max_x - visarea.min_x));
- float yscale = 1.0f / (65536 * (visarea.max_y - visarea.min_y));
+ float xscale = 1.0f / (65536 * visarea.width());
+ float yscale = 1.0f / (65536 * visarea.height());
float xoffs = (float)visarea.min_x;
float yoffs = (float)visarea.min_y;
point *curpoint;