diff options
Diffstat (limited to 'source')
| -rw-r--r-- | source/blender/editors/space_graph/graph_draw.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/source/blender/editors/space_graph/graph_draw.c b/source/blender/editors/space_graph/graph_draw.c index 84df407109d..7f44df24a6e 100644 --- a/source/blender/editors/space_graph/graph_draw.c +++ b/source/blender/editors/space_graph/graph_draw.c @@ -523,19 +523,20 @@ static void draw_fcurve_curve (bAnimContext *ac, ID *id, FCurve *fcu, SpaceIpo * * though it is impossible to predict this from the modifiers! * * If the automatically determined sampling frequency is likely to cause an infinite - * loop (i.e. too close to FLT_EPSILON), fall back to default of 0.001 + * loop (i.e. too close to 0), then clamp it to a determined "safe" value. The value + * chosen here is just the coarsest value which still looks reasonable... */ /* grid->dx is the first float in View2DGrid struct, so just cast to float pointer, and use it * It represents the number of 'frames' between gridlines, but we divide by U.v2d_min_gridsize to get pixels-steps */ // TODO: perhaps we should have 1.0 frames as upper limit so that curves don't get too distorted? samplefreq= *((float *)grid) / U.v2d_min_gridsize; - if (IS_EQ(samplefreq, 0)) samplefreq= 0.001f; + if (samplefreq < 0.00001f) samplefreq= 0.00001f; /* the start/end times are simply the horizontal extents of the 'cur' rect */ stime= v2d->cur.xmin; - etime= v2d->cur.xmax; + etime= v2d->cur.xmax + samplefreq; /* + samplefreq here so that last item gets included... */ /* at each sampling interval, add a new vertex |