Фикс farlands

src/client/java/su/divan2000/veila/client/render/PostProcessingManager.java

@@ -315,7 +315,10 @@ public class PostProcessingManager {
         // Камера
         Camera camera = client.gameRenderer.getCamera();
         Vec3d pos = camera.getPos();
-        GL20.glUniform3f(rm_cameraPositionLocation, (float) pos.x, (float) pos.y, (float) pos.z);
+        float localCameraX = (float) (pos.x - FogSystem.originChunkX() * FogWorldVolume.CHUNK_SIZE);
+        float localCameraY = (float) (pos.y - FogWorldVolume.MIN_Y);
+        float localCameraZ = (float) (pos.z - FogSystem.originChunkZ() * FogWorldVolume.CHUNK_SIZE);
+        GL20.glUniform3f(rm_cameraPositionLocation, localCameraX, localCameraY, localCameraZ);
 
         // Размер экрана (scaled)
         GL20.glUniform2f(rm_screenSizeLocation, scaledWidth, scaledHeight);

src/client/resources/assets/veila/shaders/fog_raymarching.frag

@@ -72,25 +72,21 @@ vec3 reconstructWorldPosition(vec2 uv)
 
 vec3 worldToUV(vec3 worldPos)
 {
-    float localX = worldPos.x - float(FogOrigin.x);
-    float localZ = worldPos.z - float(FogOrigin.y);
-
     if (
-    localX < 0.0 || localX >= FOG_SIZE_X ||
-    localZ < 0.0 || localZ >= FOG_SIZE_Z ||
-    worldPos.y < WORLD_BOTTOM ||
-    worldPos.y >= WORLD_BOTTOM + WORLD_HEIGHT
+    worldPos.x < 0.0 || worldPos.x >= FOG_SIZE_X ||
+    worldPos.z < 0.0 || worldPos.z >= FOG_SIZE_Z ||
+    worldPos.y < 0.0 || worldPos.y >= WORLD_HEIGHT
     ){
         return vec3(-1.0);
     }
 
-    float physicalX = localX + float(RingBlockOffset.x);
-    float physicalZ = localZ + float(RingBlockOffset.y);
+    float physicalX = mod(worldPos.x + float(RingBlockOffset.x), FOG_SIZE_X);
+    float physicalZ = mod(worldPos.z + float(RingBlockOffset.y), FOG_SIZE_Z);
 
     vec3 uv;
     uv.x = physicalX / FOG_SIZE_X;
     uv.z = physicalZ / FOG_SIZE_Z;
-    uv.y = (worldPos.y - WORLD_BOTTOM) / WORLD_HEIGHT;
+    uv.y = worldPos.y / WORLD_HEIGHT;
 
     return uv;
 }