aboutsummaryrefslogtreecommitdiff
path: root/src/test
diff options
context:
space:
mode:
authornea <nea@nea.moe>2023-05-07 12:22:36 +0200
committernea <nea@nea.moe>2023-05-08 00:17:34 +0200
commit942dd629efbf12183b1c5f5a966c36d4b0647a6b (patch)
tree407e8d2cdcfefa77673c768e5126857a86ddb89a /src/test
parent229f724ef4a0a4cbc426f31e27f9a57e9b1307c9 (diff)
downloadfirmament-942dd629efbf12183b1c5f5a966c36d4b0647a6b.tar.gz
firmament-942dd629efbf12183b1c5f5a966c36d4b0647a6b.tar.bz2
firmament-942dd629efbf12183b1c5f5a966c36d4b0647a6b.zip
Add fishing particle highlighter
Currently does not work when sneaking or when the bobber moves too much, since the position desyncs with the server
Diffstat (limited to 'src/test')
-rw-r--r--src/test/kotlin/AngleTest.kt28
1 files changed, 28 insertions, 0 deletions
diff --git a/src/test/kotlin/AngleTest.kt b/src/test/kotlin/AngleTest.kt
new file mode 100644
index 0000000..4be6086
--- /dev/null
+++ b/src/test/kotlin/AngleTest.kt
@@ -0,0 +1,28 @@
+import kotlin.math.atan
+
+private fun calculateAngleFromOffsets(xOffset: Double, zOffset: Double): Double {
+ var angleX = Math.toDegrees(Math.acos(xOffset / 0.04f))
+ var angleZ = Math.toDegrees(Math.asin(zOffset / 0.04f))
+ if (xOffset < 0) {
+ angleZ = 180 - angleZ
+ }
+ if (zOffset < 0) {
+ angleX = 360 - angleX
+ }
+ angleX %= 360.0
+ angleZ %= 360.0
+ if (angleX < 0) angleX += 360.0
+ if (angleZ < 0) angleZ += 360.0
+ var dist = angleX - angleZ
+ if (dist < -180) dist += 360.0
+ if (dist > 180) dist -= 360.0
+ return angleZ + dist / 2
+}
+
+fun main() {
+ for(i in 0..10) {
+ for (j in 0..10) {
+ println("${calculateAngleFromOffsets(i.toDouble(),j.toDouble())} ${atan(i.toDouble() / j.toDouble())}")
+ }
+ }
+}