vo wallsurfer

wallsurfer1.py

# gist.github.com/horstjens


import vpython as vp
import random

class Game:
	scene = vp.canvas(width=1200, height=650, title="wall surfer")
	dt = 0.1
	xlimit = 20
	ylimit = 10
	#player = vp.cone(color=vp.color.red,
	#               pos=vp.vector(4,0,14),
	#               axis=vp.vector(0,0,-2.5),
	#               radius=0.75)
	player = vp.pyramid(
		color=vp.color.red,
		pos=vp.vector(4,0,22), # start far away
		size=vp.vector(1.75,0.5,2),
		axis=vp.vector(0,0,-2.5),
		)
	player.xyspeed = 1.4
	player.zspeed = -1
	hp = 500 # hitpoints
	label_hp = vp.label(pos=vp.vector(10, 600,0),
	                    pixel_pos=True,
	                    text="hp: 500",
	                    color=vp.color.yellow,
	                    align = "left",
	                    font="System",
	                    height=32,
	                    box=False)
	cameradistance = 1
	startdistance = 4
	zdistance = 10
	xdistance = 5
	walls = []
	
	

def f():
   return vp.vector(Game.player.pos.x, Game.player.pos.y+5, Game.player.pos.z +Game.cameradistance)
   
Game.scene.autoscale = False
Game.scene.range = 10 # change this value to change zoom
#Game.scene.camera.pos=vp.vector(Game.player.pos.x, Game.player.pos.y+2, Game.player.pos.z+Game.startdistance)
Game.scene.center = Game.player.pos + vp.vector(0,0,-1) #??
#Game.scene.camera.follow(Game.player)
Game.scene.camera.follow(f)

y=0
for z in range(0,1001,Game.zdistance): 	
	row = [True, False]
	for _ in range(2):
		row.append(random.choice((True, False)))
	random.shuffle(row)
	Game.walls.append(row)
	for i, x in enumerate(range(0, Game.xlimit, Game.xdistance)):
		if row[i]:
		#for y in range(0, Game.ylimit+1,5):
			# four pieces, one garanteed False, one garanteed True
			
			#if random.random() < 0.5:
				vp.box(pos=vp.vector(x,y,-z),
					   size=vp.vector(3,3,1),
					   color=vp.vector(abs(z/1000),0.3,0.3),
					   )
#
#


while Game.hp > 0:
	Game.player.move = vp.vector(0,0,Game.player.zspeed) #
	vp.rate(30)
	keys = vp.keysdown()
	#if "w" in keys:
	#	Game.player.move.y = Game.player.xyspeed
	#if "s" in keys:
	#	Game.player.move.y = -Game.player.xyspeed
	if "a" in keys:
		Game.player.move.x = -Game.player.xyspeed  # 
	if "d" in keys:
		Game.player.move.x = Game.player.xyspeed    #
	Game.player.pos += Game.player.move * Game.dt
	#player.move *= 0.999
	# -------- player boundary -----
	if Game.player.pos.x < 0:
		Game.player.pos.x = 0
	#if Game.player.pos.y < 0:
	#	Game.player.pos.y = 0
	if Game.player.pos.x > Game.xlimit-Game.xdistance:
		Game.player.pos.x = Game.xlimit-Game.xdistance
	#if Game.player.pos.y > Game.ylimit:
	#	Game.player.pos.y = Game.ylimit
	# ------- collision detection ----------
	previous_i = -Game.player.pos.z // Game.zdistance -1
	current_i  = -Game.player.pos.z // Game.zdistance
	next_i     = -Game.player.pos.z // Game.zdistance +1
	#print(previous_i, current_i, next_i)
	Game.player.color = vp.color.red
	#for i in ( 
	#			previous_i, 
	#			current_i, 
	#			next_i):
	i = next_i
	if i <= 0:
		continue
	#if i == previous_i:
	#	continue
	#if i == current_i :
	#	continue
	if abs(Game.player.pos.z - (Game.zdistance * -i)) < 0.5:
		row = Game.walls[int(i)]
		for i, x in enumerate(range(0, Game.xlimit, Game.xdistance)):
			if row[int(i)]:
				if abs(Game.player.pos.x - x) < (1.5+1.75):
					Game.player.color = vp.color.yellow
					Game.hp -= 1
					Game.label_hp.text = f"hp: {Game.hp}"