tests/test.sh exit code (0 → resolved); the classification below is post-hoc and cannot change it.{
"file_path": "/home/user/task/scenes/car.tscn"
}1 [gd_scene load_steps=1 format=3 uid="uid://codexcarsetupscene"] 2 3 [node name="Car" type="CharacterBody2D"] 4
ls -la /home/user/task/assets/ 2>/dev/null; echo "---"; ls /home/user/task/scenes/; echo "---PROJECT---"; cat /home/user/task/project.godot 2>/dev/null | head -50
{
"description": "List assets and scenes, show project config"
}total 108
drwxr-xr-x 2 user user 4096 Jun 21 02:10 .
drwxr-xr-x 6 user user 128 Jun 21 02:10 ..
-rw-r--r-- 1 user user 102392 Jun 20 23:26 spritesheet_vehicles.png
-rw-r--r-- 1 user user 800 Jun 21 02:10 spritesheet_vehicles.png.import
---
car.tscn
main.tscn
test.tscn
---PROJECT---
; Engine configuration file.
; It's best edited using the editor UI and not directly,
; since the parameters that go here are not all obvious.
;
; Format:
; [section] ; section goes between []
; param=value ; assign values to parameters
config_version=5
[application]
config/name="Car Scene Assembly"
config/description="Create the CharacterBody2D car hierarchy described in the KidsCanCode steering tutorial"
run/main_scene="res://scenes/test.tscn"
config/features=PackedStringArray("4.5")
[rendering]
renderer/rendering_method="gl_compatibility"
[stdout]
total 108
drwxr-xr-x 2 user user 4096 Jun 21 02:10 .
drwxr-xr-x 6 user user 128 Jun 21 02:10 ..
-rw-r--r-- 1 user user 102392 Jun 20 23:26 spritesheet_vehicles.png
-rw-r--r-- 1 user user 800 Jun 21 02:10 spritesheet_vehicles.png.import
---
car.tscn
main.tscn
test.tscn
---PROJECT---
; Engine configuration file.
; It's best edited using the editor UI and not directly,
; since the parameters that go here are not all obvious.
;
; Format:
; [section] ; section goes between []
; param=value ; assign values to parameters
config_version=5
[application]
config/name="Car Scene Assembly"
config/description="Create the CharacterBody2D car hierarchy described in the KidsCanCode steering tutorial"
run/main_scene="res://scenes/test.tscn"
config/features=PackedStringArray("4.5")
[rendering]
renderer/rendering_method="gl_compatibility"{
"file_path": "/home/user/task/assets/spritesheet_vehicles.png.import"
}1 [remap]
2
3 importer="texture"
4 type="CompressedTexture2D"
5 uid="uid://4j3r3nq5e1ub"
6 path="res://.godot/imported/spritesheet_vehicles.png-e16a3162cc0edb8275366b9e44a79438.ctex"
7 metadata={
8 "vram_texture": false
9 }
10
11 [deps]
12
13 source_file="res://assets/spritesheet_vehicles.png"
14 dest_files=["res://.godot/imported/spritesheet_vehicles.png-e16a3162cc0edb8275366b9e44a79438.ctex"]
15
16 [params]
17
18 compress/mode=0
19 compress/high_quality=false
20 compress/lossy_quality=0.7
21 compress/hdr_compression=1
22 compress/normal_map=0
23 compress/channel_pack=0
24 mipmaps/generate=false
25 mipmaps/limit=-1
26 roughness/mode=0
27 roughness/src_normal=""
28 process/fix_alpha_border=true
29 process/premult_alpha=false
30 process/normal_map_invert_y=false
31 process/hdr_as_srgb=false
32 process/hdr_clamp_exposure=false
33 process/size_limit=0
34 detect_3d/compress_to=1
35
{
"file_path": "/home/user/task/scenes/main.tscn"
}1 [gd_scene load_steps=2 format=3 uid="uid://codexcarsetupmain"]
2
3 [ext_resource type="PackedScene" path="res://scenes/car.tscn" id="1_j7vsa"]
4
5 [node name="Main" type="Node2D"]
6
7 [node name="Car" parent="." instance=ExtResource("1_j7vsa")]
8
{
"file_path": "/home/user/task/scenes/test.tscn"
}1 [gd_scene load_steps=3 format=3 uid="uid://dr7g1txs5kp6i"]
2
3 [ext_resource type="Script" path="res://scripts/test.gd" id="1_bl13t"]
4 [ext_resource type="PackedScene" uid="uid://codexcarsetupmain" path="res://scenes/main.tscn" id="2_iyx0m"]
5
6 [node name="TestRunner" type="Node"]
7 script = ExtResource("1_bl13t")
8
9 [node name="Main" parent="." instance=ExtResource("2_iyx0m")]
10
{
"file_path": "/home/user/task/assets/spritesheet_vehicles.png"
}{"type": "image", "source": {"type": "base64", "data": "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…[truncated]{
"file_path": "/home/user/task/scripts/test.gd"
}1 extends Node
2
3 const CAR_SCENE := "res://scenes/car.tscn"
4 const TEXTURE_TOKEN := "spritesheet_vehicles.png"
5 const ROT_TOL := 0.01
6
7 func _ready() -> void:
8 await get_tree().process_frame
9 run_validation()
10
11 func run_validation() -> void:
12 var car_scene: PackedScene = load(CAR_SCENE)
13 if car_scene == null:
14 return _fail("VALIDATION_FAILED: %s is missing" % CAR_SCENE)
15 var car = car_scene.instantiate()
16 add_child(car)
17 if not (car is CharacterBody2D):
18 return _fail("VALIDATION_FAILED: Car scene root must be CharacterBody2D")
19 if car.name != "Car":
20 return _fail("VALIDATION_FAILED: Root node must be named 'Car'")
21
22 var sprite := car.get_node_or_null("Sprite2D")
23 if sprite == null:
24 return _fail("VALIDATION_FAILED: Add a Sprite2D child named Sprite2D")
25 if car.get_child_count() < 1 or car.get_child(0) != sprite:
26 return _fail("VALIDATION_FAILED: Sprite2D must be the first child of Car")
27 if sprite.texture == null:
28 return _fail("VALIDATION_FAILED: Sprite2D must have a texture assigned")
29 if TEXTURE_TOKEN not in sprite.texture.resource_path:
30 return _fail("VALIDATION_FAILED: Sprite2D must use spritesheet_vehicles.png")
31 if not sprite.region_enabled:
32 return _fail("VALIDATION_FAILED: Enable region on the Sprite2D")
33 var rw: float = sprite.region_rect.size.x
34 var rh: float = sprite.region_rect.size.y
35 var ratio: float = rw / rh if rh > 0.0 else 0.0
36 if ratio < 0.45 or ratio > 0.65:
37 return _fail("VALIDATION_FAILED: Wrong sprite region selected , the crop must be a portrait-oriented car body")
38 var rx: float = sprite.region_rect.position.x
39 if rx < 270.0 or rx > 315.0:
40 return _fail("VALIDATION_FAILED: Wrong car selected , find the correct forward-facing vertical car body in the spritesheet")
41 var ry: float = sprite.region_rect.position.y
42 if ry > 10.0:
43 return _fail("VALIDATION_FAILED: Wrong sprite row , the correct car body is in the first row of the spritesheet")
44 if abs(fmod(sprite.rotation, TAU) - PI / 2.0) > ROT_TOL:
45 return _fail("VALIDATION_FAILED: Sprite2D must be rotated 90 degrees to face forward")
46
47 var collider := car.get_node_or_null("CollisionShape2D")
48 if collider == null:
49 return _fail("VALIDATION_FAILED: CollisionShape2D child is missing")
50 if collider.position != Vector2.ZERO:
51 return _fail("VALIDATION_FAILED: CollisionShape2D must have no position offset (must stay at Vector2.ZERO)")
52 if not (collider.shape is CapsuleShape2D):
53 return _fail("VALIDATION_FAILED: Collider must use CapsuleShape2D")
54 var capsule: CapsuleShape2D = collider.shape
55 var long_side := maxf(sprite.region_rect.size.x, sprite.region_rect.size.y)
56 var short_side := minf(sprite.region_rect.size.x, sprite.region_rect.size.y)
57 if capsule.height < long_side * 0.97 or capsule.height > long_side * 1.03:
58 return _fail("VALIDATION_FAILED: Capsule height does not closely fit the car sprite length")
59 if capsule.radius < (short_side / 2.0) * 0.97 or capsule.radius > (short_side / 2.0) * 1.03:
60 return _fail("VALIDATION_FAILED: Capsule radius does not closely fit half the car sprite width")
61 if abs(fmod(collider.rotation, TAU) - PI / 2.0) > ROT_TOL:
62 return _fail("VALIDATION_FAILED: Collider must be rotated 90 degrees to align with the car body")
63
64 var camera := car.get_node_or_null("Camera2D")
65 if camera == null:
66 return _fail("VALIDATION_FAILED: Camera2D child is required")
67 if camera.zoom.x < 0.4 or camera.zoom.x > 0.6 or camera.zoom.y < 0.4 or camera.zoom.y > 0.6:
68 return _fail("VALIDATION_FAILED: Camera zoom is not set to the required value for this top-down view")
69 if not camera.is_current():
70 return _fail…[truncated]python3 -c "from PIL import Image; im=Image.open('assets/spritesheet_vehicles.png'); print(im.size)" 2>/dev/null || file assets/spritesheet_vehicles.png
{
"description": "Get image dimensions"
}Exit code 127 /bin/bash: line 1: file: command not found [error] tool reported failure
python3 -c "from PIL import Image; im=Image.open('assets/spritesheet_vehicles.png'); print(im.size)" 2>&1; echo "exit:$?"
{
"description": "Check PIL availability"
}Traceback (most recent call last): File "<string>", line 1, in <module> ModuleNotFoundError: No module named 'PIL' exit:1 [stdout] Traceback (most recent call last): File "<string>", line 1, in <module> ModuleNotFoundError: No module named 'PIL' exit:1
pip install Pillow -q 2>&1 | tail -2; python3 -c "from PIL import Image; im=Image.open('assets/spritesheet_vehicles.png'); print(im.size)" 2>&1
{
"description": "Install Pillow and get size"
}Exit code 1 /bin/bash: line 1: pip: command not found Traceback (most recent call last): File "<string>", line 1, in <module> ModuleNotFoundError: No module named 'PIL' [error] tool reported failure
python3 << 'EOF'
import struct, zlib
f=open('assets/spritesheet_vehicles.png','rb').read()
assert f[:8]==b'\x89PNG\r\n\x1a\n'
i=8; w=h=bitd=ct=None; idat=b''
while i<len(f):
ln=struct.unpack('>I',f[i:i+4])[0]; typ=f[i+4:i+8]; data=f[i+8:i+8+ln]
if typ==b'IHDR':
w,h,bitd,ct=struct.unpack('>IIBB',data[:10])
elif typ==b'IDAT': idat+=data
elif typ==b'IEND': break
i+=12+ln
print("size",w,h,"bitdepth",bitd,"colortype",ct)
raw=zlib.decompress(idat)
ch={0:1,2:3,3:1,4:2,6:4}[ct]
bpp=ch*(bitd//8)
stride=w*bpp
rows=[]
prev=bytearray(stride)
pos=0
def paeth(a,b,c):
p=a+b-c; pa=abs(p-a); pb=abs(p-b); pc=abs(p-c)
return a if pa<=pb and pa<=pc else (b if pb<=pc else c)
out=bytearray()
for y in range(h):
ft=raw[pos]; pos+=1
line=bytearray(raw[pos:pos+stride]); pos+=stride
for x in range(stride):
a=line[x-bpp] if x>=bpp else 0
b=prev[x]
c=prev[x-bpp] if x>=bpp else 0
if ft==0: pass
elif ft==1: line[x]=(line[x]+a)&255
elif ft==2: line[x]=(line[x]+b)&255
elif ft==3: line[x]=(line[x]+((a+b)>>1))&255
elif ft==4: line[x]=(line[x]+paeth(a,b,c))&255
out+=line
prev=line
# alpha channel index
print("ct",ct,"ch",ch)
# build alpha mask
def alpha(x,y):
o=(y*w+x)*bpp
if ct==6: return out[o+3]
if ct==4: return out[o+1]
return 255
# Find columns of content in first ~140 rows to detect car columns
import sys
# We want sprite near x 270-315. Scan that band.
# First find overall content bounding within region x in [250,340], y in [0,160]
EOF
{
"description": "Decode PNG manually"
}size 1024 512 bitdepth 8 colortype 6 ct 6 ch 4 [stdout] size 1024 512 bitdepth 8 colortype 6 ct 6 ch 4
python3 << 'EOF'
import struct, zlib
f=open('assets/spritesheet_vehicles.png','rb').read()
i=8; idat=b''
while i<len(f):
ln=struct.unpack('>I',f[i:i+4])[0]; typ=f[i+4:i+8]; data=f[i+8:i+8+ln]
if typ==b'IHDR': w,h,bitd,ct=struct.unpack('>IIBB',data[:10])
elif typ==b'IDAT': idat+=data
elif typ==b'IEND': break
i+=12+ln
raw=zlib.decompress(idat); bpp=4; stride=w*bpp
def paeth(a,b,c):
p=a+b-c; pa=abs(p-a); pb=abs(p-b); pc=abs(p-c)
return a if pa<=pb and pa<=pc else (b if pb<=pc else c)
out=bytearray(); prev=bytearray(stride); pos=0
for y in range(h):
ft=raw[pos]; pos+=1; line=bytearray(raw[pos:pos+stride]); pos+=stride
for x in range(stride):
a=line[x-bpp] if x>=bpp else 0; b=prev[x]; c=prev[x-bpp] if x>=bpp else 0
if ft==1: line[x]=(line[x]+a)&255
elif ft==2: line[x]=(line[x]+b)&255
elif ft==3: line[x]=(line[x]+((a+b)>>1))&255
elif ft==4: line[x]=(line[x]+paeth(a,b,c))&255
out+=line; prev=line
def A(x,y): return out[(y*w+x)*4+3]
# column occupancy across whole height first to find row band; but cars in rows. Find row bands:
rowocc=[any(A(x,y)>20 for x in range(0,720,2)) for y in range(h)]
# find first row band
bands=[]; s=None
for y in range(h):
if rowocc[y] and s is None: s=y
if not rowocc[y] and s is not None: bands.append((s,y-1)); s=None
if s is not None: bands.append((s,h-1))
print("row bands:",bands[:6])
y0,y1=bands[0]
# column occupancy within first band
colocc=[any(A(x,y)>20 for y in range(y0,y1+1)) for x in range(w)]
segs=[]; s=None
for x in range(w):
if colocc[x] and s is None: s=x
if not colocc[x] and s is not None: segs.append((s,x-1)); s=None
if s is not None: segs.append((s,w-1))
print("col segs in row0:")
for a,b in segs:
print(f" x {a}-{b} width {b-a+1}")
EOF
{
"description": "Find row band and column segments"
}row bands: [(0, 511)] col segs in row0: x 0-689 width 690 x 1023-1023 width 1 [stdout] row bands: [(0, 511)] col segs in row0: x 0-689 width 690 x 1023-1023 width 1
python3 << 'EOF'
import struct, zlib, sys
from collections import deque
f=open('assets/spritesheet_vehicles.png','rb').read()
i=8; idat=b''
while i<len(f):
ln=struct.unpack('>I',f[i:i+4])[0]; typ=f[i+4:i+8]; data=f[i+8:i+8+ln]
if typ==b'IHDR': w,h,bitd,ct=struct.unpack('>IIBB',data[:10])
elif typ==b'IDAT': idat+=data
elif typ==b'IEND': break
i+=12+ln
raw=zlib.decompress(idat); bpp=4; stride=w*bpp
def paeth(a,b,c):
p=a+b-c; pa=abs(p-a); pb=abs(p-b); pc=abs(p-c)
return a if pa<=pb and pa<=pc else (b if pb<=pc else c)
out=bytearray(); prev=bytearray(stride); pos=0
for y in range(h):
ft=raw[pos]; pos+=1; line=bytearray(raw[pos:pos+stride]); pos+=stride
for x in range(stride):
a=line[x-bpp] if x>=bpp else 0; b=prev[x]; c=prev[x-bpp] if x>=bpp else 0
if ft==1: line[x]=(line[x]+a)&255
elif ft==2: line[x]=(line[x]+b)&255
elif ft==3: line[x]=(line[x]+((a+b)>>1))&255
elif ft==4: line[x]=(line[x]+paeth(a,b,c))&255
out+=line; prev=line
TH=20
mask=bytearray(w*h)
for idx in range(w*h):
mask[idx]=1 if out[idx*4+3]>TH else 0
lab=[0]*(w*h); comps=[]; cur=0
for sy in range(h):
for sx in range(w):
idx=sy*w+sx
if mask[idx] and not lab[idx]:
cur+=1; q=deque([idx]); lab[idx]=cur
minx=maxx=sx; miny=maxy=sy; cnt=0
while q:
p=q.popleft(); py,px=divmod(p,w); cnt+=1
if px<minx:minx=px
if px>maxx:maxx=px
if py<miny:miny=py
if py>maxy:maxy=py
for dy in(-1,0,1):
for dx in(-1,0,1):
nx=px+dx; ny=py+dy
if 0<=nx<w and 0<=ny<h:
np=ny*w+nx
if mask[np] and not lab[np]: lab[np]=cur; q.append(np)
comps.append((minx,miny,maxx,maxy,cnt))
# filter sizable comps and show ones near x 270-315, y small
comps=[c for c in comps if c[4]>200]
print("total comps:",len(comps))
for minx,miny,maxx,maxy,cnt in sorted(comps,key=lambda c:(c[1],c[0])):
cw=maxx-minx+1; chh=maxy-miny+1
if miny<60 and 250<=minx<=330:
print(f"** x{minx}-{maxx} y{miny}-{maxy} w{cw} h{chh} ratio{cw/chh:.3f} px{cnt}")
print("--- all first-row-ish comps (y<60) ---")
for minx,miny,maxx,maxy,cnt in sorted(comps,key=lambda c:c[0]):
if miny<60:
cw=maxx-minx+1; chh=maxy-miny+1
print(f"x{minx}-{maxx} y{miny}-{maxy} w{cw} h{chh} ratio{cw/chh:.3f}")
EOF
{
"description": "Connected components to find sprites"
}total comps: 2 --- all first-row-ish comps (y<60) --- x0-689 y0-511 w690 h512 ratio1.348 [stdout] total comps: 2 --- all first-row-ish comps (y<60) --- x0-689 y0-511 w690 h512 ratio1.348
python3 << 'EOF'
import struct, zlib
from collections import deque
f=open('assets/spritesheet_vehicles.png','rb').read()
i=8; idat=b''
while i<len(f):
ln=struct.unpack('>I',f[i:i+4])[0]; typ=f[i+4:i+8]; data=f[i+8:i+8+ln]
if typ==b'IHDR': w,h,bitd,ct=struct.unpack('>IIBB',data[:10])
elif typ==b'IDAT': idat+=data
elif typ==b'IEND': break
i+=12+ln
raw=zlib.decompress(idat); bpp=4; stride=w*bpp
def paeth(a,b,c):
p=a+b-c; pa=abs(p-a); pb=abs(p-b); pc=abs(p-c)
return a if pa<=pb and pa<=pc else (b if pb<=pc else c)
out=bytearray(); prev=bytearray(stride); pos=0
for y in range(h):
ft=raw[pos]; pos+=1; line=bytearray(raw[pos:pos+stride]); pos+=stride
for x in range(stride):
a=line[x-bpp] if x>=bpp else 0; b=prev[x]; c=prev[x-bpp] if x>=bpp else 0
if ft==1: line[x]=(line[x]+a)&255
elif ft==2: line[x]=(line[x]+b)&255
elif ft==3: line[x]=(line[x]+((a+b)>>1))&255
elif ft==4: line[x]=(line[x]+paeth(a,b,c))&255
out+=line; prev=line
for TH in (200,):
mask=bytearray(1 if out[i*4+3]>TH else 0 for i in range(w*h))
lab=[0]*(w*h); comps=[]; cur=0
for sy in range(h):
for sx in range(w):
idx=sy*w+sx
if mask[idx] and not lab[idx]:
cur+=1; q=deque([idx]); lab[idx]=cur
minx=maxx=sx; miny=maxy=sy; cnt=0
while q:
p=q.popleft(); py,px=divmod(p,w); cnt+=1
if px<minx:minx=px
if px>maxx:maxx=px
if py<miny:miny=py
if py>maxy:maxy=py
for nx,ny in((px-1,py),(px+1,py),(px,py-1),(px,py+1)):
if 0<=nx<w and 0<=ny<h:
np=ny*w+nx
if mask[np] and not lab[np]: lab[np]=cur; q.append(np)
comps.append((minx,miny,maxx,maxy,cnt))
comps=[c for c in comps if c[4]>500]
print("TH",TH,"comps:",len(comps))
for minx,miny,maxx,maxy,cnt in sorted(comps,key=lambda c:(c[1]//80,c[0])):
cw=maxx-minx+1; chh=maxy-miny+1
flag=" <<<" if (miny<60 and 250<=minx<=330) else ""
print(f"x{minx}-{maxx} y{miny}-{maxy} w{cw} h{chh} r{cw/chh:.2f} px{cnt}{flag}")
EOF
{
"description": "Connected components with higher threshold"
}TH 200 comps: 41 x0-144 y1-129 w145 h129 r1.12 px16978 x145-217 y1-116 w73 h116 r0.63 px7569 x218-287 y1-129 w70 h129 r0.54 px8376 x290-359 y1-129 w70 h129 r0.54 px8376 <<< x362-545 y1-129 w184 h129 r1.43 px22350 x548-587 y1-68 w40 h68 r0.59 px2470 x551-590 y73-134 w40 h62 r0.65 px2235 x590-628 y1-63 w39 h63 r0.62 px2239 x593-631 y68-130 w39 h63 r0.62 px2239 x631-669 y1-63 w39 h63 r0.62 px2239 x634-672 y68-130 w39 h63 r0.62 px2239 x0-217 y119-249 w218 h131 r1.66 px23625 x218-261 y134-231 w44 h98 r0.45 px3017 x289-358 y134-262 w70 h129 r0.54 px8376 x361-502 y134-262 w142 h129 r1.10 px17316 x505-548 y134-231 w44 h98 r0.45 px3017 x551-673 y135-204 w123 h70 r1.76 px7808 x505-544 y236-303 w40 h68 r0.59 px2470 x547-586 y236-303 w40 h68 r0.59 px2470 x589-668 y209-276 w80 h68 r1.18 px4695 x0-71 y252-380 w72 h129 r0.56 px8486 x72-144 y252-367 w73 h116 r0.63 px7569 x145-214 y252-380 w70 h129 r0.54 px8376 x217-360 y252-395 w144 h144 r1.00 px17880 x363-430 y267-385 w68 h119 r0.57 px7627 x435-502 y267-385 w68 h119 r0.57 px7627 x505-544 y308-375 w40 h68 r0.59 px2470 x547-586 y308-375 w40 h68 r0.59 px2470 x589-670 y276-348 w82 h73 r1.12 px5352 x0-144 y370-500 w145 h131 r1.11 px16056 x147-214 y385-503 w68 h119 r0.57 px7627 x219-286 y385-503 w68 h119 r0.57 px7627 x363-430 y390-508 w68 h119 r0.57 px7627 x433-476 y390-487 w44 h98 r0.45 px3021 x479-522 y390-487 w44 h98 r0.45 px3017 x525-564 y380-441 w40 h62 r0.65 px2235 x567-607 y380-447 w41 h68 r0.60 px2456 x608-689 y348-420 w82 h73 r1.12 px4912 x289-332 y400-497 w44 h98 r0.45 px3021 x525-564 y444-505 w40 h62 r0.65 px2235 x608-648 y425-492 w41 h68 r0.60 px2676 [stdout] TH 200 comps: 41 x0-144 y1-129 w145 h129 r1.12 px16978 x145-217 y1-116 w73 h116 r0.63 px7569 x218-287 y1-129 w70 h129 r0.54 px8376 x290-359 y1-129 w70 h129 r0.54 px8376 <<< x362-545 y1-129 w184 h129 r1.43 px22350 x548-587 y1-68 w40 h68 r0.59 px2470 x551-590 y73-134 w40 h62 r0.65 px2235 x590-628 y1-63 w39 h63 r0.62 px2239 x593-631 y68-130 w39 h63 r0.62 px2239 x631-669 y1-63 w39 h63 r0.62 px2239 x634-672 y68-130 w39 h63 r0.62 px2239 x0-217 y119-249 w218 h131 r1.66 px23625 x218-261 y134-231 w44 h98 r0.45 px3017 x289-358 y134-262 w70 h129 r0.54 px8376 x361-502 y134-262 w142 h129 r1.10 px17316 x505-548 y134-231 w44 h98 r0.45 px3017 x551-673 y135-204 w123 h70 r1.76 px7808 x505-544 y236-303 w40 h68 r0.59 px2470 x547-586 y236-303 w40 h68 r0.59 px2470 x589-668 y209-276 w80 h68 r1.18 px4695 x0-71 y252-380 w72 h129 r0.56 px8486 x72-144 y252-367 w73 h116 r0.63 px7569 x145-214 y252-380 w70 h129 r0.54 px8376 x217-360 y252-395 w144 h144 r1.00 px17880 x363-430 y267-385 w68 h119 r0.57 px7627 x435-502 y267-385 w68 h119 r0.57 px7627 x505-544 y308-375 w40 h68 r0.59 px2470 x547-586 y308-375 w40 h68 r0.59 px2470 x589-670 y276-348 w82 h73 r1.12 px5352 x0-144 y370-500 w145 h131 r1.11 px16056 x147-214 y385-503 w68 h119 r0.57 px7627 x219-286 y385-503 w68 h119 r0.57 px7627 x363-430 y390-508 w68 h119 r0.57 px7627 x433-476 y390-487 w44 h98 r0.45 px3021 x479-522 y390-487 w44 h98 r0.45 px3017 x525-564 y380-441 w40 h62 r0.65 px2235 x567-607 y380-447 w41 h68 r0.60 px2456 x608-689 y348-420 w82 h73 r1.12 px4912 x289-332 y400-497 w44 h98 r0.45 px3021 x525-564 y444-505 w40 h62 r0.65 px2235 x608-648 y425-492 w41 h68 r0.60 px2676
{
"file_path": "/home/user/task/scenes/car.tscn",
"content": "[gd_scene load_steps=3 format=3 uid=\"uid://codexcarsetupscene\"]\n\n[ext_resource type=\"Texture2D\" uid=\"uid://4j3r3nq5e1ub\" path=\"res://assets/spritesheet_vehicles.png\" id=\"1_car\"]\n\n[sub_resource type=\"CapsuleShape2D\" id=\"CapsuleShape2D_car\"]\nradius = 35.0\nheight = 129.0\n\n[node name=\"Car\" type=\"CharacterBody2D\"]\n\n[node name=\"Sprite2D\" type=\"Sprite2D\" parent=\".\"]\nrotation = 1.5707963267948966\ntexture = ExtResource(\"1_car\")\nregion_enabled = true\nregion_rect = Rect2(290, 1, 70, 129)\n\n[node name=\"CollisionShape2D\" type=\"CollisionShape2D\" parent=\".\"]\nrotation = 1.5707963267948966\nshape = SubResource(\"CapsuleShape2D_car\")\n\n[node name=\"Camera2D\" type=\"Camera2D\" parent=\".\"]\nzoom = Vector2(0.5, 0.5)\n"
}The file /home/user/task/scenes/car.tscn has been updated successfully. (file state is current in your context , no need to Read it back)
(command -v godot && godot --headless --path . scenes/test.tscn 2>&1 | tail -20) || echo "godot not available"
{
"description": "Run validation test if godot available"
}/usr/local/bin/godot
Godot Engine v4.4.stable.official.4c311cbee - https://godotengine.org
WARNING: Started the engine as `root`/superuser. This is a security risk, and subsystems like audio may not work correctly.
Set the environment variable `GODOT_SILENCE_ROOT_WARNING` to 1 to silence this warning.
at: setup2 (main/main.cpp:3181)
VALIDATION_FAILED: Camera2D must be set as the current camera for this scene
[stdout]
/usr/local/bin/godot
Godot Engine v4.4.stable.official.4c311cbee - https://godotengine.org
WARNING: Started the engine as `root`/superuser. This is a security risk, and subsystems like audio may not work correctly.
Set the environment variable `GODOT_SILENCE_ROOT_WARNING` to 1 to silence this warning.
at: setup2 (main/main.cpp:3181)
VALIDATION_FAILED: Camera2D must be set as the current camera for this scenecat > /tmp/t.gd << 'EOF'
extends SceneTree
func _init():
var s=load("res://scenes/car.tscn").instantiate()
get_root().add_child(s)
await process_frame
var cam=s.get_node("Camera2D")
print("enabled=",cam.enabled," current=",cam.is_current())
quit()
EOF
godot --headless --path . -s /tmp/t.gd 2>&1 | grep -E "enabled|current"
{
"description": "Test camera is_current in isolation"
}enabled=true current=true [stdout] enabled=true current=true
cat > /tmp/t2.gd << 'EOF'
extends SceneTree
func _init():
var m=load("res://scenes/main.tscn").instantiate()
get_root().add_child(m)
await process_frame
var s=load("res://scenes/car.tscn").instantiate()
get_root().add_child(s)
await process_frame
var cam=s.get_node("Camera2D")
print("RESULT enabled=",cam.enabled," current=",cam.is_current())
quit()
EOF
godot --headless --path . -s /tmp/t2.gd 2>&1 | grep RESULT
{
"description": "Replicate two-camera scenario"
}RESULT enabled=true current=false [stdout] RESULT enabled=true current=false
cat > /tmp/t3.gd << 'EOF'
extends SceneTree
func _init():
var m=load("res://scenes/main.tscn").instantiate()
get_root().add_child(m)
await process_frame
var s=load("res://scenes/car.tscn").instantiate()
get_root().add_child(s)
await process_frame
var cam=s.get_node("Camera2D")
cam.make_current()
print("AFTER make_current current=",cam.is_current())
quit()
EOF
godot --headless --path . -s /tmp/t3.gd 2>&1 | grep AFTER
{
"description": "Verify make_current works for second camera"
}AFTER make_current current=true [stdout] AFTER make_current current=true
ls /home/user/task/scripts/
{
"description": "List scripts dir"
}test.gd test.gd.uid [stdout] test.gd test.gd.uid
{
"file_path": "/home/user/task/scripts/car_camera.gd",
"content": "extends Camera2D\n\n# Ensures this car's camera follows it as the active viewport camera,\n# even when another camera instance is already present in the scene tree.\nfunc _ready() -> void:\n\tmake_current()\n"
}File created successfully at: /home/user/task/scripts/car_camera.gd (file state is current in your context , no need to Read it back)
{
"replace_all": false,
"file_path": "/home/user/task/scenes/car.tscn",
"old_string": "[gd_scene load_steps=3 format=3 uid=\"uid://codexcarsetupscene\"]\n\n[ext_resource type=\"Texture2D\" uid=\"uid://4j3r3nq5e1ub\" path=\"res://assets/spritesheet_vehicles.png\" id=\"1_car\"]",
"new_string": "[gd_scene load_steps=4 format=3 uid=\"uid://codexcarsetupscene\"]\n\n[ext_resource type=\"Texture2D\" uid=\"uid://4j3r3nq5e1ub\" path=\"res://assets/spritesheet_vehicles.png\" id=\"1_car\"]\n[ext_resource type=\"Script\" path=\"res://scripts/car_camera.gd\" id=\"2_cam\"]"
}The file /home/user/task/scenes/car.tscn has been updated successfully. (file state is current in your context , no need to Read it back)
{
"replace_all": false,
"file_path": "/home/user/task/scenes/car.tscn",
"old_string": "[node name=\"Camera2D\" type=\"Camera2D\" parent=\".\"]\nzoom = Vector2(0.5, 0.5)",
"new_string": "[node name=\"Camera2D\" type=\"Camera2D\" parent=\".\"]\nzoom = Vector2(0.5, 0.5)\nscript = ExtResource(\"2_cam\")"
}The file /home/user/task/scenes/car.tscn has been updated successfully. (file state is current in your context , no need to Read it back)
godot --headless --path . scenes/test.tscn 2>&1 | grep VALIDATION
{
"description": "Run the validation test"
}VALIDATION_PASSED: Car scene hierarchy matches tutorial setup [stdout] VALIDATION_PASSED: Car scene hierarchy matches tutorial setup
No file changes, the agent left the workspace untouched.
Godot Engine v4.4.stable.official.4c311cbee - https://godotengine.org
WARNING: Started the engine as `root`/superuser. This is a security risk, and subsystems like audio may not work correctly.
Set the environment variable `GODOT_SILENCE_ROOT_WARNING` to 1 to silence this warning.
at: setup2 (main/main.cpp:3181)
VALIDATION_PASSED: Car scene hierarchy matches tutorial setupReproduce this trial: git checkout 2f94510 && PYTHONPATH=src python3 scripts/build_site.py , then open trial/trial_28e0f4f8825648c5. Re-running the agent live requires EVAL_PLATFORM_ENABLE_OAUTH_SMOKE=1 and is non-deterministic.
Trial trial_28e0f4f8825648c5 · verifier authoritative; classifier explanatory.