Add World and multi-chunk rendering

- More than 1 chunk can now be rendered with the help of the world
  struct
- Block coords are now in world space, not local space
- Engine init code cleaned up for cleaner world/chunk handling

1 files changed, 3 insertions, 2 deletions

diff --git a/src/world.h b/src/world.h
index 5be1cf2..c65a1d0 100644
--- a/src/world.h
+++ b/src/world.h
@@ -3,11 +3,12 @@
 #include <stdint.h>
 #define WORLD_LENGTH 32
 #define WORLD_WIDTH 32
+
 struct world {
     struct chunk* chunks[WORLD_WIDTH][WORLD_LENGTH];
     int32_t seed;
 };
 
-int world_init(int32_t seed);
+int world_init(int32_t seed, struct world** world);
 int world_save(int32_t seed);
-int world_get_chunk(struct world* world, vec2 coord, struct chunk* chunk);
+int world_get_chunk(struct world* world, vec2 coord, struct chunk** chunk);