From ec50cae176e4a0ec67a756f779adbdf700362924 Mon Sep 17 00:00:00 2001 From: Ash Tyndall Date: Fri, 21 Oct 2011 10:37:07 +0800 Subject: [PATCH] --- helper.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/helper.c b/helper.c index aebdaee..18ae61a 100644 --- a/helper.c +++ b/helper.c @@ -277,15 +277,16 @@ void drawLine() { glVertex3i( lineLength, 0.0, 0.0 ); glVertex3i( lineLength - arrowLength, 0.0, -1.0 ); - glVertex3i( -lineLength, 0.0, 0.0 ); - glVertex3i( -lineLength + arrowLength, 0.0, 1.0 ); + // z arrow + glVertex3i( 0.0, 0.0, lineLength ); + glVertex3i( 0.0, 0.0, -lineLength ); - glVertex3i( -lineLength, 0.0, 0.0 ); - glVertex3i( -lineLength + arrowLength, 0.0, -1.0 ); + // z arrowheads + glVertex3i( 0.0, 0.0, lineLength ); + glVertex3i( 1.0, 0.0, lineLength - arrowLength ); - // z arrow - glVertex3i( 0.0, 0.0, lineLength ); - glVertex3i( 0.0, 0.0, -lineLength ); + glVertex3i( 0.0, 0.0, lineLength ); + glVertex3i( -1.0, 0.0, lineLength - arrowLength ); glEnd(); glDisable(GL_BLEND); -- 2.20.1