diff options
| author | Thomas White <taw@physics.org> | 2020-09-09 15:25:17 +0200 |
|---|---|---|
| committer | Thomas White <taw@physics.org> | 2020-09-09 15:25:17 +0200 |
| commit | 74d4bb6cf67454884447a2f7b9bc94f9e6b2ae08 (patch) | |
| tree | f2c6222e6f7d877ace14d39c84a76e20b29b85df | |
| parent | 362efbb2cb77745a3b2cb0222867ae5833962575 (diff) | |
CrystFELImageView: Better cross-hairs
| -rw-r--r-- | src/crystfelimageview.c | 18 |
1 files changed, 10 insertions, 8 deletions
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); } |