From 95a051e16410f95e936bd6746b4cf9775ab81773 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Wed, 7 Sep 2011 16:21:35 -0700 Subject: [PATCH] Get rid of timelimit code and corner cases The recursive minmax is now robust without them. Signed-off-by: Linus Torvalds --- profile.c | 18 ++++-------------- 1 file changed, 4 insertions(+), 14 deletions(-) diff --git a/profile.c b/profile.c index 1d5b21c..706f60b 100644 --- a/profile.c +++ b/profile.c @@ -104,12 +104,11 @@ static struct sample *next_minmax(struct sample *sample, struct sample *end, int { const int enough = 3000; struct sample *result; - int timelimit, depthlimit; + int depthlimit; if (sample >= end) return 0; - timelimit = 24*60*60; depthlimit = sample->depth.mm; result = NULL; @@ -121,8 +120,6 @@ static struct sample *next_minmax(struct sample *sample, struct sample *end, int return NULL; time = sample->time.seconds; depth = sample->depth.mm; - if (time > timelimit) - break; if (minmax) { if (depth <= depthlimit) { @@ -140,8 +137,6 @@ static struct sample *next_minmax(struct sample *sample, struct sample *end, int result = sample; depthlimit = depth; - /* Look up to ten minutes into the future */ - timelimit = time + 600; } return result; } @@ -171,9 +166,9 @@ static void plot_text_samples(struct graphics_context *gc, struct sample *a, str { struct sample *max, *min; - if (b < a) + if (b <= a) return; - if (b->time.seconds - a->time.seconds < 3*60) + if (b[-1].time.seconds - a->time.seconds < 3*60) return; max = next_minmax(a, b, 1); @@ -201,13 +196,8 @@ static void plot_depth_text(struct dive *dive, struct graphics_context *gc) cairo_set_font_size(gc->cr, 14); - /* - * We never take the last sample into account. - * It should be a surface event anyway, although - * there are buggy cases where it isn't.. - */ sample = dive->sample; - end = dive->sample + dive->samples - 1; + end = dive->sample + dive->samples; plot_text_samples(gc, sample, end); } -- 2.43.0