#!/usr/bin/env python3
"""Play a captured BTL4OPT VelociRender stream back through the friend's board
+ software renderer in a REAL on-screen window (chase cam follows a mech).
Loops forever; close the window to stop.

  py playback.py [capture.raw.bin] [WxH] [chase]
"""
import os, sys, time
sys.path.insert(0, r'C:\VWE\TeslaRel410\dpl3-revive\patha')
# real window: do NOT set SDL_VIDEODRIVER=dummy
cap  = sys.argv[1] if len(sys.argv) > 1 else r'C:\VWE\TeslaRel410\dpl3-revive\patha\bt8.raw.bin'
size = sys.argv[2] if len(sys.argv) > 2 else '640x400'
os.environ['VRVIEW_CHASE'] = sys.argv[3] if len(sys.argv) > 3 else '2'
W, H = (int(x) for x in size.lower().split('x'))

import numpy as np
from vrboard import VirtualBoard, Assembler, A
from decode_anim import find_framed_start
from vrview import Renderer

data = open(cap, 'rb').read()
start = find_framed_start(data)
r = Renderer(w=W, h=H,
             title='VWE pod - Division render (dpl3-revive board) - our BTL4OPT arena')
r.fps = 30

print(f'playing {cap} ({len(data)} bytes) in a {W}x{H} window; close it to stop')
try:
    while True:                       # loop the capture
        board = VirtualBoard(); board._view = r
        asm = Assembler(); asm.feed(data[start:])
        drew = 0
        for m in asm:
            try:
                board.handle(m)
            except Exception:
                pass
            if (not m.iserver) and m.action == A.draw_scene:
                r.draw(board)         # renders (chase cam) + paces to fps
                drew += 1
        print(f'  looped: {drew} frames drawn, restarting')
except KeyboardInterrupt:
    print('window closed')