Fix line flickering in ancestral spade solver

src/main/kotlin/features/diana/AncestralSpadeSolver.kt

@@ -1,4 +1,3 @@
-
 package moe.nea.firmament.features.diana
 
 import kotlin.time.Duration.Companion.seconds

src/main/kotlin/util/render/RenderInWorldContext.kt

@@ -172,7 +172,7 @@ class RenderInWorldContext private constructor(
         points.zipWithNext().forEach { (a, b) ->
             val normal = Vector3f(b.x.toFloat(), b.y.toFloat(), b.z.toFloat())
                 .sub(a.x.toFloat(), a.y.toFloat(), a.z.toFloat())
-//                .normalize()
+                .normalize()
             val lastNormal0 = lastNormal ?: normal
             lastNormal = normal
             buffer.vertex(matrix.positionMatrix, a.x.toFloat(), a.y.toFloat(), a.z.toFloat())

src/main/resources/assets/minecraft/shaders/core/firmament_rendertype_lines.vsh

@@ -37,7 +37,7 @@ void main() {
         gl_Position = vec4(-2.0, -2.0, -2.0, 1.0);
         return; // I don't care for these people
     }
-    if (linePosStartBehind || linePosEndBehind) {
+    if ((linePosStartBehind || linePosEndBehind) && false) {
         ndc1.z = 0.0;
         ndc2.z = 0.0;
         linePosStart.w = 1.0;