Add world generator sources and binary

settings.py

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+from numba import njit
+import numpy as np
+import glm
+import math
+
+# OpenGL settings
+MAJOR_VER, MINOR_VER = 3, 3
+DEPTH_SIZE = 24
+NUM_SAMPLES = 1  # antialiasing
+
+# resolution
+WIN_RES = glm.vec2(1600, 900)
+
+# world generation
+SEED = 16
+
+# ray casting
+MAX_RAY_DIST = 6
+
+# chunk
+CHUNK_SIZE = 48
+H_CHUNK_SIZE = CHUNK_SIZE // 2
+CHUNK_AREA = CHUNK_SIZE * CHUNK_SIZE
+CHUNK_VOL = CHUNK_AREA * CHUNK_SIZE
+CHUNK_SPHERE_RADIUS = H_CHUNK_SIZE * math.sqrt(3)
+
+# world
+WORLD_W, WORLD_H = 20, 2
+WORLD_D = WORLD_W
+WORLD_AREA = WORLD_W * WORLD_D
+WORLD_VOL = WORLD_AREA * WORLD_H
+
+# world center
+CENTER_XZ = WORLD_W * H_CHUNK_SIZE
+CENTER_Y = WORLD_H * H_CHUNK_SIZE
+
+# camera
+ASPECT_RATIO = WIN_RES.x / WIN_RES.y
+FOV_DEG = 50
+V_FOV = glm.radians(FOV_DEG)  # vertical FOV
+H_FOV = 2 * math.atan(math.tan(V_FOV * 0.5) * ASPECT_RATIO)  # horizontal FOV
+NEAR = 0.1
+FAR = 2000.0
+PITCH_MAX = glm.radians(89)
+
+# player
+PLAYER_SPEED = 0.005
+PLAYER_ROT_SPEED = 0.003
+# PLAYER_POS = glm.vec3(CENTER_XZ, WORLD_H * CHUNK_SIZE, CENTER_XZ)
+PLAYER_POS = glm.vec3(CENTER_XZ, CHUNK_SIZE, CENTER_XZ)
+MOUSE_SENSITIVITY = 0.002
+
+# colors
+BG_COLOR = glm.vec3(0.58, 0.83, 0.99)
+
+# textures
+SAND = 1
+GRASS = 2
+DIRT = 3
+STONE = 4
+SNOW = 5
+LEAVES = 6
+WOOD = 7
+
+# terrain levels
+SNOW_LVL = 54
+STONE_LVL = 49
+DIRT_LVL = 40
+GRASS_LVL = 8
+SAND_LVL = 7
+
+# tree settings
+TREE_PROBABILITY = 0.02
+TREE_WIDTH, TREE_HEIGHT = 4, 8
+TREE_H_WIDTH, TREE_H_HEIGHT = TREE_WIDTH // 2, TREE_HEIGHT // 2
+
+# water
+WATER_LINE = 5.6
+WATER_AREA = 5 * CHUNK_SIZE * WORLD_W
+
+# cloud
+CLOUD_SCALE = 25
+CLOUD_HEIGHT = WORLD_H * CHUNK_SIZE * 2