From 74d4bb6cf67454884447a2f7b9bc94f9e6b2ae08 Mon Sep 17 00:00:00 2001 From: Thomas White Date: Wed, 9 Sep 2020 15:25:17 +0200 Subject: CrystFELImageView: Better cross-hairs --- src/crystfelimageview.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) (limited to 'src/crystfelimageview.c') diff --git a/src/crystfelimageview.c b/src/crystfelimageview.c index e9677b8b..997c34d5 100644 --- a/src/crystfelimageview.c +++ b/src/crystfelimageview.c @@ -421,10 +421,11 @@ static void draw_peaks(cairo_t *cr, CrystFELImageView *iv, cairo_stroke(cr); if ( show_cen ) { - cairo_move_to(cr, x-this_bs, y); - cairo_line_to(cr, x+this_bs, y); - cairo_move_to(cr, x, y-this_bs); - cairo_line_to(cr, x, y+this_bs); + cairo_move_to(cr, x-0.2*p->pixel_pitch, y); + cairo_line_to(cr, x+0.2*p->pixel_pitch, y); + cairo_move_to(cr, x, y-0.2*p->pixel_pitch); + cairo_line_to(cr, x, y+0.2*p->pixel_pitch); + cairo_set_source_rgb(cr, 0.4, 0.4, 0.0); cairo_stroke(cr); } @@ -480,10 +481,11 @@ static void draw_refls(cairo_t *cr, CrystFELImageView *iv, cairo_stroke(cr); if ( show_cen ) { - cairo_move_to(cr, x-this_bs, y); - cairo_line_to(cr, x+this_bs, y); - cairo_move_to(cr, x, y-this_bs); - cairo_line_to(cr, x, y+this_bs); + cairo_move_to(cr, x-0.2*p->pixel_pitch, y); + cairo_line_to(cr, x+0.2*p->pixel_pitch, y); + cairo_move_to(cr, x, y-0.2*p->pixel_pitch); + cairo_line_to(cr, x, y+0.2*p->pixel_pitch); + cairo_set_source_rgb(cr, 0.0, 0.4, 0.0); cairo_stroke(cr); } -- cgit v1.2.3