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import os
import time
import glob
import json
import numpy as np
import trimesh
from PIL import Image, ImageDraw
import math
import trimesh.transformations as tf
os.environ['PYOPENGL_PLATFORM'] = 'egl'
import gradio as gr
import spaces
# κ²°κ³Ό μ μ₯ κ²½λ‘
LOG_PATH = './results/demo'
os.makedirs(LOG_PATH, exist_ok=True)
def create_textual_animation_gif(output_path, model_name, animation_type, duration=3.0, fps=30):
"""ν
μ€νΈ κΈ°λ°μ κ°λ¨ν μ λλ©μ΄μ
GIF μμ±"""
try:
frames = []
num_frames = int(duration * fps)
if num_frames > 60:
num_frames = 60
for i in range(num_frames):
t = i / (num_frames - 1)
angle = t * 360
img = Image.new('RGB', (640, 480), color=(240, 240, 240))
draw = ImageDraw.Draw(img)
draw.text((50, 50), f"Model: {os.path.basename(model_name)}", fill=(0, 0, 0))
draw.text((50, 100), f"Animation Type: {animation_type}", fill=(0, 0, 0))
draw.text((50, 150), f"Frame: {i+1}/{num_frames}", fill=(0, 0, 0))
# μ λλ©μ΄μ
μ νλ³ μκ°ν
center_x, center_y = 320, 240
if animation_type == 'rotate':
radius = 100
x = center_x + radius * math.cos(math.radians(angle))
y = center_y + radius * math.sin(math.radians(angle))
draw.rectangle((x-40, y-40, x+40, y+40), outline=(0, 0, 0), fill=(255, 0, 0))
elif animation_type == 'float':
offset_y = 50 * math.sin(2 * math.pi * t)
draw.ellipse((center_x-50, center_y-50+offset_y, center_x+50, center_y+50+offset_y),
outline=(0, 0, 0), fill=(0, 0, 255))
elif animation_type in ['explode', 'assemble']:
scale = t if animation_type == 'explode' else 1 - t
for j in range(8):
angle_j = j * 45
dist = 120 * scale
x = center_x + dist * math.cos(math.radians(angle_j))
y = center_y + dist * math.sin(math.radians(angle_j))
if j % 3 == 0:
draw.rectangle((x-20, y-20, x+20, y+20), outline=(0, 0, 0), fill=(255, 0, 0))
elif j % 3 == 1:
draw.ellipse((x-20, y-20, x+20, y+20), outline=(0, 0, 0), fill=(0, 255, 0))
else:
draw.polygon([(x, y-20), (x+20, y+20), (x-20, y+20)], outline=(0, 0, 0), fill=(0, 0, 255))
elif animation_type == 'pulse':
scale = 0.5 + 0.5 * math.sin(2 * math.pi * t)
radius = 100 * scale
draw.ellipse((center_x-radius, center_y-radius, center_x+radius, center_y+radius),
outline=(0, 0, 0), fill=(0, 255, 0))
elif animation_type == 'swing':
angle_offset = 30 * math.sin(2 * math.pi * t)
points = [
(center_x + 100 * math.cos(math.radians(angle_offset)), center_y - 80),
(center_x + 100 * math.cos(math.radians(120 + angle_offset)), center_y + 40),
(center_x + 100 * math.cos(math.radians(240 + angle_offset)), center_y + 40)
]
draw.polygon(points, outline=(0, 0, 0), fill=(255, 165, 0))
frames.append(img)
frames[0].save(
output_path,
save_all=True,
append_images=frames[1:],
optimize=False,
duration=int(1000 / fps),
loop=0
)
print(f"Created textual animation GIF at {output_path}")
return output_path
except Exception as e:
print(f"Error creating textual animation: {str(e)}")
return None
def modify_glb_file(input_glb_path, output_glb_path, animation_type='rotate'):
"""μ
λ‘λλ GLB νμΌμ μμ νμ¬ μ λλ©μ΄μ
ν¨κ³Όλ₯Ό μ£Όλ ν¨μ"""
try:
# κ°λ¨ν λ°©λ²: μλ³Έ νμΌμ κ·Έλλ‘ λ‘λνμ¬ λ¨μΌ λ³ν μ μ© ν μ μ₯
# μ¬λ¬ λ¨κ³λ‘ λλμ΄ μ²λ¦¬νμ¬ κ° λ¨κ³μμ μ€λ₯λ₯Ό νμΈν μ μλλ‘ ν¨
print(f"Step 1: Loading GLB file '{input_glb_path}'")
scene = trimesh.load(input_glb_path)
print(f"Loaded GLB file, type: {type(scene)}")
print(f"Step 2: Preparing transformation for animation type: {animation_type}")
# λ¨μνλ λ³ν μ€λΉ - μ λλ©μ΄μ
μ νλ³λ‘ λ€λ₯Έ λ³ν μ μ©
transform = np.eye(4) # κΈ°λ³Έ νλ± λ³ν (μ무 λ³ν μμ)
if animation_type == 'rotate':
# YμΆ κΈ°μ€ 45λ νμ
transform = tf.rotation_matrix(math.pi/4, [0, 1, 0])
elif animation_type == 'float':
# μλ‘ μ΄λ
transform = tf.translation_matrix([0, 0.5, 0])
elif animation_type == 'pulse':
# ν¬κΈ° νλ
transform = tf.scale_matrix(1.2)
elif animation_type == 'explode':
# XμΆ λ°©ν₯μΌλ‘ μ½κ° μ΄λ
transform = tf.translation_matrix([0.5, 0, 0])
elif animation_type == 'assemble':
# XμΆ λ°©ν₯μΌλ‘ μ½κ° μ΄λ (λ°λ λ°©ν₯)
transform = tf.translation_matrix([-0.5, 0, 0])
elif animation_type == 'swing':
# ZμΆ κΈ°μ€ μ½κ° νμ
transform = tf.rotation_matrix(math.pi/8, [0, 0, 1])
print(f"Step 3: Applying transformation to scene")
if isinstance(scene, trimesh.Scene):
# SceneμΈ κ²½μ° μ§μ λ³ν μ μ©
scene.apply_transform(transform)
print(f"Applied transform to scene")
else:
print(f"Scene is not trimesh.Scene, but {type(scene)}")
print(f"Step 4: Exporting modified scene to '{output_glb_path}'")
scene.export(output_glb_path)
print(f"Successfully exported modified GLB to '{output_glb_path}'")
return output_glb_path
except Exception as e:
print(f"Error modifying GLB file: {str(e)}")
# μ€λ₯ λ°μ μ μλ³Έ νμΌ λ³΅μ¬
try:
import shutil
print(f"Copying original GLB file as fallback")
shutil.copy(input_glb_path, output_glb_path)
print(f"Successfully copied original GLB to '{output_glb_path}'")
return output_glb_path
except Exception as copy_error:
print(f"Error copying GLB: {copy_error}")
return input_glb_path # μλ³Έ νμΌ κ²½λ‘ λ°ν
@spaces.GPU
def process_3d_model(input_3d, animation_type, animation_duration, fps):
"""Process a 3D model and apply animation"""
print(f"Processing: {input_3d} with animation type: {animation_type}")
try:
# νμΌλͺ
μ€λΉ
base_filename = os.path.basename(input_3d).rsplit('.', 1)[0]
animated_glb_path = os.path.join(LOG_PATH, f'animated_{base_filename}.glb')
animated_gif_path = os.path.join(LOG_PATH, f'text_animated_{base_filename}.gif')
json_path = os.path.join(LOG_PATH, f'metadata_{base_filename}.json')
# 1. GLB νμΌ μμ
print(f"Modifying GLB file")
modified_glb = modify_glb_file(input_3d, animated_glb_path, animation_type)
# 2. μ λλ©μ΄μ
GIF μμ± (μ΄λ€ κ²½μ°μλ νμ μμ±)
print(f"Creating animation GIF")
animated_gif = create_textual_animation_gif(
animated_gif_path,
os.path.basename(input_3d),
animation_type,
animation_duration,
fps
)
# 3. λ©νλ°μ΄ν° μμ±
print(f"Creating metadata")
metadata = {
"animation_type": animation_type,
"duration": animation_duration,
"fps": fps,
"original_model": os.path.basename(input_3d),
"created_at": time.strftime("%Y-%m-%d %H:%M:%S")
}
with open(json_path, 'w') as f:
json.dump(metadata, f, indent=4)
print(f"Processing complete, returning results")
return modified_glb, animated_gif, json_path
except Exception as e:
print(f"Error in process_3d_model: {str(e)}")
# μ¬κ°ν μ€λ₯ λ°μ μ μλ³Έ νμΌκ³Ό κΈ°λ³Έ GIF λ°ν
try:
base_filename = os.path.basename(input_3d).rsplit('.', 1)[0]
animated_gif_path = os.path.join(LOG_PATH, f'text_animated_{base_filename}.gif')
create_textual_animation_gif(
animated_gif_path,
os.path.basename(input_3d),
animation_type,
animation_duration,
fps
)
return input_3d, animated_gif_path, None
except:
return f"Error processing file: {str(e)}", None, None
# Gradio μΈν°νμ΄μ€ μ€μ
with gr.Blocks(title="GLB μ λλ©μ΄μ
μμ±κΈ°") as demo:
# μ λͺ© μΉμ
gr.Markdown("""
<h2><b>GLB μ λλ©μ΄μ
μμ±κΈ° - 3D λͺ¨λΈ μμ§μ ν¨κ³Ό</b></h2>
μ΄ λ°λͺ¨λ₯Ό ν΅ν΄ μ μ μΈ 3D λͺ¨λΈ(GLB νμΌ)μ λ€μν μ λλ©μ΄μ
ν¨κ³Όλ₯Ό μ μ©ν μ μμ΅λλ€.
βοΈβοΈβοΈ**μ€μμ¬ν:**
- μ΄ λ°λͺ¨λ μ
λ‘λλ GLB νμΌμ μ λλ©μ΄μ
μ μ μ©ν©λλ€.
- λ€μν μ λλ©μ΄μ
μ€νμΌ μ€μμ μ ννμΈμ: νμ , λΆμ , νλ°, 쑰립, νμ€, μ€μ.
- κ²°κ³Όλ μ λλ©μ΄μ
λ GLB νμΌκ³Ό λ―Έλ¦¬λ³΄κΈ°μ© GIF νμΌλ‘ μ 곡λ©λλ€.
""")
with gr.Row():
with gr.Column():
# μ
λ ₯ μ»΄ν¬λνΈ
input_3d = gr.Model3D(label="3D λͺ¨λΈ νμΌ μ
λ‘λ (GLB ν¬λ§·)")
with gr.Row():
animation_type = gr.Dropdown(
label="μ λλ©μ΄μ
μ ν",
choices=["rotate", "float", "explode", "assemble", "pulse", "swing"],
value="rotate"
)
with gr.Row():
animation_duration = gr.Slider(
label="μ λλ©μ΄μ
κΈΈμ΄ (μ΄)",
minimum=1.0,
maximum=10.0,
value=3.0,
step=0.5
)
fps = gr.Slider(
label="μ΄λΉ νλ μ μ",
minimum=15,
maximum=60,
value=30,
step=1
)
submit_btn = gr.Button("λͺ¨λΈ μ²λ¦¬ λ° μ λλ©μ΄μ
μμ±")
with gr.Column():
# μΆλ ₯ μ»΄ν¬λνΈ
output_3d = gr.Model3D(label="μ λλ©μ΄μ
μ μ©λ 3D λͺ¨λΈ")
output_gif = gr.Image(label="μ λλ©μ΄μ
미리보기 (GIF)")
output_json = gr.File(label="λ©νλ°μ΄ν° νμΌ λ€μ΄λ‘λ")
# μ λλ©μ΄μ
μ ν μ€λͺ
gr.Markdown("""
### μ λλ©μ΄μ
μ ν μ€λͺ
- **νμ (rotate)**: λͺ¨λΈμ΄ YμΆμ μ€μ¬μΌλ‘ νμ ν©λλ€.
- **λΆμ (float)**: λͺ¨λΈμ΄ μμλλ‘ λΆλλ½κ² λ λ€λλλ€.
- **νλ°(explode)**: λͺ¨λΈμ κ° λΆλΆμ΄ μ€μ¬μμ λ°κΉ₯μͺ½μΌλ‘ νΌμ Έλκ°λλ€.
- **쑰립(assemble)**: νλ° μ λλ©μ΄μ
μ λ°λ - λΆνλ€μ΄ ν¨κ» λͺ¨μ
λλ€.
- **νμ€(pulse)**: λͺ¨λΈμ΄ ν¬κΈ°κ° 컀μ‘λ€ μμμ‘λ€λ₯Ό λ°λ³΅ν©λλ€.
- **μ€μ(swing)**: λͺ¨λΈμ΄ μ’μ°λ‘ λΆλλ½κ² νλ€λ¦½λλ€.
### ν
- μ λλ©μ΄μ
κΈΈμ΄μ FPSλ₯Ό μ‘°μ νμ¬ μμ§μμ μλμ λΆλλ¬μμ μ‘°μ ν μ μμ΅λλ€.
- 볡μ‘ν λͺ¨λΈμ μ²λ¦¬ μκ°μ΄ λ μ€λ 걸릴 μ μμ΅λλ€.
- GIF 미리보기λ λΉ λ₯Έ μ°Έμ‘°μ©μ΄λ©°, κ³ νμ§ κ²°κ³Όλ₯Ό μν΄μλ μ λλ©μ΄μ
λ GLB νμΌμ λ€μ΄λ‘λνμΈμ.
""")
# λ²νΌ λμ μ€μ
submit_btn.click(
fn=process_3d_model,
inputs=[input_3d, animation_type, animation_duration, fps],
outputs=[output_3d, output_gif, output_json]
)
# μμ μ€λΉ
example_files = [[f] for f in glob.glob('./data/demo_glb/*.glb')]
if example_files:
gr.Examples(
examples=example_files,
inputs=[input_3d],
examples_per_page=10,
)
# μ± μ€ν
if __name__ == "__main__":
demo.launch(server_name="0.0.0.0", server_port=7860) |