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#include "utils.h"
#include "assets.h"
#include "entity.h"
#ifndef WORLD_H
#define WORLD_H
#define BVH_MAX 4 // Max entities per node.
#define BVH_MAX_BRANCH_COUNT 8
#define BVH_BOX_MAX 100.0
#define WORLD_ENTITY_MAX 1000
#define WORLD_SIZE (Vector3){1000.0, 100.0, 1000.0}
#define WORLD_IMAGE_WIDTH 100
#define WORLD_IMAGE_HEIGHT 100
#define WORLD_IMAGE_SCALE 5.0
// UID for anything in the world.
typedef int16_t WorldUID;
typedef struct BVHNode {
BoundingBox box;
Vector3 position;
WorldUID entities[BVH_MAX]; // Only for leafs.
struct BVHNode* branches[BVH_MAX_BRANCH_COUNT];
int8_t branchCount;
} BVHNode;
typedef struct {
Vector3 size;
Texture texture;
Model heightmap;
Entity entities[WORLD_ENTITY_MAX];
BVHNode bvh;
int bvhDebugSelect;
} World;
World createWorld(int seed);
void updateWorld(World* world, Game* game);
void freeWorld(World world);
// Dam, I wanta live in a free world ):
float getWorldHeightAtLocation(const World* world, float x, float y);
WorldUID castRayAtWorld(const World* world, Ray ray, int* tests);
#endif
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