From f29e81fd792fed418df750a24996b0cadca925fe Mon Sep 17 00:00:00 2001
From: kijai <40791699+kijai@users.noreply.github.com>
Date: Mon, 15 Dec 2025 10:23:12 +0200
Subject: [PATCH] Remove redundant pyrender

---
 pyproject.toml               |  2 +-
 render_3d/render_cylinder.py | 93 ------------------------------------
 requirements.txt             |  1 -
 3 files changed, 1 insertion(+), 95 deletions(-)
 delete mode 100644 render_3d/render_cylinder.py

diff --git a/pyproject.toml b/pyproject.toml
index 1bee94c..fc0923a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ name = "ComfyUI-SCAIL-Pose"
 description = "ComfyUI nodes for SCAIL input processing"
 version = "1.0.0"
 license = {file = "LICENSE"}
-dependencies = ["taichi", "pyrender", "trimesh", "opencv-python", "matplotlib", "pillow"]
+dependencies = ["taichi", "trimesh", "opencv-python", "matplotlib", "pillow"]
 
 [project.urls]
 Repository = "https://github.com/kijai/ComfyUI-SCAIL-Pose"
diff --git a/render_3d/render_cylinder.py b/render_3d/render_cylinder.py
deleted file mode 100644
index 65a9964..0000000
--- a/render_3d/render_cylinder.py
+++ /dev/null
@@ -1,93 +0,0 @@
-import numpy as np
-import cv2
-from PIL import Image
-import pyrender
-import trimesh
-
-def render_colored_cylinders(cylinder_specs, focal, princpt, image_size=(1280, 1280), img=None):
-
-    H, W = image_size
-    if isinstance(focal, float) or isinstance(focal, int):
-        fx, fy = focal, focal
-    else:
-        fx, fy = focal[0], focal[1]
-    cx, cy = princpt
-
-
-    # Initialize scene
-    scene = pyrender.Scene(bg_color=[0, 0, 0, 0], ambient_light=[0.1, 0.1, 0.1])
-
-
-    # Set up camera
-    camera = pyrender.IntrinsicsCamera(fx=fx, fy=fy, cx=cx, cy=cy, znear=0.5, zfar=10000)
-    pyrender2opencv = np.array([[1.0, 0, 0, 0],
-                                 [0, -1, 0, 0],
-                                 [0, 0, -1, 0],
-                                 [0, 0, 0, 1]])
-    cam_pose = pyrender2opencv @ np.eye(4)
-    scene.add(camera, pose=cam_pose)
-
-    # Add light source
-    light = pyrender.DirectionalLight(color=np.ones(3), intensity=3.0)
-    scene.add(light, pose=cam_pose)
-
-    points_to_draw = []
-
-    for start, end, color in cylinder_specs:
-        start = np.array(start)
-        end = np.array(end)
-        vec = end - start
-        height = np.linalg.norm(vec)
-        if height == 0:
-            continue
-
-        tm = trimesh.creation.cylinder(radius=12, height=height, sections=16)
-
-        # Rotate to align with z-axis
-        z_axis = np.array([0, 0, 1])
-        axis = np.cross(z_axis, vec)
-        if np.linalg.norm(axis) > 1e-6:
-            axis = axis / np.linalg.norm(axis)
-            angle = np.arccos(np.dot(z_axis, vec) / height)
-            rot = trimesh.transformations.rotation_matrix(angle, axis)
-            tm.apply_transform(rot)
-
-        tm.apply_translation(start + vec / 2)
-
-        # Material color (supports RGBA)
-        rgba = np.array(color)
-        material = pyrender.MetallicRoughnessMaterial(
-            metallicFactor=0.1,
-            roughnessFactor=0.5,
-            baseColorFactor=rgba
-        )
-
-        mesh = pyrender.Mesh.from_trimesh(tm, material=material)
-        scene.add(mesh)
-
-        # Projected points for visualization, check if projection is correct
-        x1 = fx * (start[0] / start[2]) + cx
-        y1 = fy * (start[1] / start[2]) + cy
-        x2 = fx * (end[0] / end[2]) + cx
-        y2 = fy * (end[1] / end[2]) + cy
-        points_to_draw.append((x1, y1))
-        points_to_draw.append((x2, y2))
-
-
-    # Render
-    r = pyrender.OffscreenRenderer(viewport_width=W, viewport_height=H, point_size=1.0)
-    color, _ = r.render(scene, flags=pyrender.RenderFlags.RGBA)
-
-    # Post-processing
-    color = color.astype(np.float32) / 255.0
-    final_img = (color * 255).astype(np.uint8)
-
-    # Draw points, check if projection is correct
-    for (x, y) in points_to_draw:
-        print(f" debug point: {x}, {y}")
-        x_draw = int(x)
-        y_draw = int(y)
-        cv2.circle(final_img, (x_draw, y_draw), radius=4, color=(0, 255, 0), thickness=-1)
-
-    return Image.fromarray(final_img)
-
diff --git a/requirements.txt b/requirements.txt
index 7f0ba37..3950ddc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,4 @@
 taichi
-pyrender
 trimesh
 opencv-python
 matplotlib