skybox: added moon and stars

src/logic/BlocksController.cpp

@@ -125,9 +125,9 @@ void BlocksController::randomTick(int tickid, int parts) {
                 continue;
             for (int s = 0; s < segments; s++) {
                 for (int i = 0; i < 4; i++) {
-                    int bx = fastmaths::rand() % CHUNK_W;
-                    int by = fastmaths::rand() % segheight + s * segheight;
-                    int bz = fastmaths::rand() % CHUNK_D;
+                    int bx = random.rand() % CHUNK_W;
+                    int by = random.rand() % segheight + s * segheight;
+                    int bz = random.rand() % CHUNK_D;
                     const voxel& vox = chunk->voxels[(by * CHUNK_D + bz) * CHUNK_W + bx];
                     Block* block = indices->getBlockDef(vox.id);
                     if (block->rt.funcsset.randupdate) {

src/logic/BlocksController.h

@@ -2,6 +2,7 @@
 #define LOGIC_BLOCKS_CONTROLLER_H_
 
 #include "../typedefs.h"
+#include "../maths/fastmaths.h"
 
 class Player;
 class Block;
@@ -33,6 +34,7 @@ class BlocksController {
     Clock randTickClock;
     Clock blocksTickClock;
     uint padding;
+    FastRandom random;
 public:
     BlocksController(Level* level, uint padding);