diff options
| author | emile <hanemile@protonmail.com> | 2018-10-09 17:05:25 +0200 |
|---|---|---|
| committer | emile <hanemile@protonmail.com> | 2018-10-09 17:05:25 +0200 |
| commit | d1dbd0d66ebee806843191fd5b213500d6d48c2f (patch) | |
| tree | fecc7c48998132e43dc7b865cf43f98e9437639f /draw | |
| parent | 6e9ebcf82cad78b468834ce07882db3c5ac45a53 (diff) | |
Trying out channels
Diffstat (limited to 'draw')
| -rw-r--r-- | draw/draw.go | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/draw/draw.go b/draw/draw.go index 74e9a10..73cbc5c 100644 --- a/draw/draw.go +++ b/draw/draw.go @@ -35,7 +35,7 @@ func saveImage(dc *gg.Context, path string) { // drawStar draws the given stars to the given context func drawStar(dc *gg.Context, star structs.Star) { - dc.DrawPoint(star.C.X, star.C.Y, 2) + dc.DrawPoint(star.C.X/10, star.C.Y/10, 2) dc.Fill() dc.Stroke() } @@ -47,10 +47,10 @@ func vectorLength(force structs.Force) float64 { func drawForce(dc *gg.Context, star structs.Star) { // controll the length of the vector - var scalingFactor float64 = 40 + var scalingFactor float64 = 32 // Move the "cursor" to the start position of the vector - dc.MoveTo(star.C.X, star.C.Y) + dc.MoveTo(star.C.X/10, star.C.Y/10) // calculate the length of the vector vecLength := vectorLength(star.F) @@ -65,7 +65,7 @@ func drawForce(dc *gg.Context, star structs.Star) { // trace the Vector FxUnit := star.F.X / math.Abs(vecLength) FyUnit := star.F.Y / math.Abs(vecLength) - dc.LineTo(star.C.X+(FxUnit*scalingFactor), star.C.Y+(FyUnit*scalingFactor)) + dc.LineTo(star.C.X/10+(FxUnit*scalingFactor), star.C.Y/10+(FyUnit*scalingFactor)) // css dc.SetLineWidth(2) |
