Test gltf texture without renderer.

Summary:
Change the cow gltf loading test to validate the texture values and not to validate the renderer output because it has an unstable pixel.

Also a couple of lints.

Reviewed By: patricklabatut

Differential Revision: D29131260

fbshipit-source-id: 5e11f066a2a638588aacb09776cc842173ef669f
This commit is contained in:
Jeremy Reizenstein 2021-06-21 08:10:44 -07:00 committed by Facebook GitHub Bot
parent 9c09c0d316
commit 31c448a95d
5 changed files with 21 additions and 10 deletions

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@ -6,6 +6,7 @@ from typing import NamedTuple, Sequence, Union
import torch
from pytorch3d import _C # pyre-fixme[21]: Could not find name `_C` in `pytorch3d`.
# Example functions for blending the top K colors per pixel using the outputs
# from rasterization.
# NOTE: All blending function should return an RGBA image per batch element

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@ -401,7 +401,7 @@ def pix_to_non_square_ndc(i, S1, S2):
return -offset + (ndc_range * i + offset) / S1
def rasterize_meshes_python(
def rasterize_meshes_python( # noqa: C901
meshes,
image_size: Union[int, Tuple[int, int]] = 256,
blur_radius: float = 0.0,

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@ -143,14 +143,26 @@ class TestMeshGltfIO(TestCaseMixin, unittest.TestCase):
mesh_obj.get_bounding_boxes().cpu(), mesh_obj.get_bounding_boxes()
)
self.assertClose(
mesh.textures.verts_uvs_padded().cpu(), mesh_obj.textures.verts_uvs_padded()
)
self.assertClose(
mesh.textures.faces_uvs_padded().cpu(), mesh_obj.textures.faces_uvs_padded()
)
self.assertClose(
mesh.textures.maps_padded().cpu(), mesh_obj.textures.maps_padded()
)
if DEBUG:
texturesuv_image_PIL(mesh.textures).save(DATA_DIR / "out_cow.png")
image = _render(mesh, "cow", azim=4)
with Image.open(DATA_DIR / "glb_cow.png") as f:
expected = np.array(f)
image = _render(mesh, "cow", azim=4)
with Image.open(DATA_DIR / "glb_cow.png") as f:
expected = np.array(f)
self.assertClose(image, expected)
self.assertClose(image, expected)
def test_load_cow_no_texture(self):
"""

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@ -17,8 +17,8 @@ from common_testing import TestCaseMixin, get_tests_dir, load_rgb_image
from pytorch3d.io import save_obj
from pytorch3d.renderer.cameras import (
FoVPerspectiveCameras,
look_at_view_transform,
PerspectiveCameras,
look_at_view_transform,
)
from pytorch3d.renderer.lighting import PointLights
from pytorch3d.renderer.mesh import (
@ -35,6 +35,7 @@ from pytorch3d.renderer.mesh.textures import TexturesVertex
from pytorch3d.structures.meshes import Meshes
from pytorch3d.utils import torus
# If DEBUG=True, save out images generated in the tests for debugging.
# All saved images have prefix DEBUG_
DEBUG = False

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@ -4,10 +4,7 @@ import unittest
import torch
from common_testing import TestCaseMixin
from pytorch3d.renderer.cameras import (
look_at_view_transform,
PerspectiveCameras,
)
from pytorch3d.renderer.cameras import PerspectiveCameras, look_at_view_transform
from pytorch3d.renderer.mesh.rasterizer import Fragments
from pytorch3d.renderer.mesh.shader import (
HardFlatShader,