INTERNAL REWORK. testers are needed.

shaders/lib/Shadows.glsl

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+// Emin's and Gri's combined ideas to stop peter panning and light leaking, also has little shadowacne so thats nice
+// https://www.complementary.dev/reimagined
+// https://github.com/gri573
+void GriAndEminShadowFix(
+	inout vec3 WorldPos,
+	vec3 FlatNormal,
+	float VanillaAO,
+	float SkyLightmap,
+	bool Entities
+){
+
+	float DistanceOffset = clamp(0.17 + length(WorldPos) / (shadowMapResolution*0.20), 0.0,1.0) ;
+	vec3 Bias = FlatNormal * DistanceOffset; // adjust the bias thingy's strength as it gets farther away.
+	
+	vec3 finalBias = Bias;
+
+	// stop lightleaking
+	vec2 scale = vec2(0.5); scale.y *= 0.5;
+	vec3 zoomShadow =  scale.y - scale.x * fract(WorldPos + cameraPosition + Bias*scale.y);
+	if(SkyLightmap < 0.1 && !Entities) finalBias = mix(Bias, zoomShadow, clamp(VanillaAO*5,0,1));
+
+	WorldPos += finalBias;
+}