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fix(samples): waive CUDA-GL interop on non-NVIDIA GL contexts #3077

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Merged
lijinf2 merged 2 commits into from
Oct 14, 2026
+28 −0
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fix(samples): waive CUDA-GL interop on non-NVIDIA GL contexts #3077

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28b188f
fix(samples): waive CUDA-GL interop on non-NVIDIA GL contexts
yimoj Oct 12, 2026
03fe8b8
Merge upstream/main and preserve both GL sample waiver paths
yimoj Oct 14, 2026
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9 changes: 9 additions & 0 deletions samples/cuda_core/glInteropFluid/glInteropFluid.py
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Original file line number Diff line number Diff line change
Expand Up @@ -99,6 +99,7 @@
import random
import sys
import time
from pathlib import Path

import numpy as np

Expand All @@ -122,6 +123,9 @@
ReadModeType,
)

sys.path.insert(0, str(Path(__file__).resolve().parents[3] / "cuda_python_test_helpers"))
from cuda_python_test_helpers.graphics import gl_context_not_on_nvidia_gpu_reason

# ---------------------------------------------------------------------------
# Simulation parameters (feel free to change these)
# ---------------------------------------------------------------------------
Expand Down Expand Up @@ -560,6 +564,11 @@ def main(argv=None):
print(f"Could not open a pyglet window ({exc}); waiving glInteropFluid.", file=sys.stderr)
sys.exit(EXIT_WAIVED)

if reason := gl_context_not_on_nvidia_gpu_reason():
print(f"{reason}; waiving glInteropFluid.", file=sys.stderr)
window.close()
sys.exit(EXIT_WAIVED)

# --- Step 3: Create GL resources for drawing a texture to screen ---
# (Standard OpenGL boilerplate -- not CUDA-specific.)
shader_prog, quad_vao, tex_id = create_display_resources(gl, WIDTH, HEIGHT)
Expand Down
10 changes: 10 additions & 0 deletions samples/cuda_core/glInteropMipmapLod/glInteropMipmapLod.py
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Original file line number Diff line number Diff line change
Expand Up @@ -92,6 +92,7 @@
import platform
import sys
import time
from pathlib import Path

import numpy as np

Expand All @@ -115,6 +116,9 @@
ReadModeType,
)

sys.path.insert(0, str(Path(__file__).resolve().parents[3] / "cuda_python_test_helpers"))
from cuda_python_test_helpers.graphics import gl_context_not_on_nvidia_gpu_reason

# ---------------------------------------------------------------------------
# Configuration (feel free to change these)
# ---------------------------------------------------------------------------
Expand Down Expand Up @@ -468,6 +472,12 @@ def main(argv=None):
except Exception as exc:
print(f"Could not open a pyglet window ({exc}); waiving glInteropMipmapLod.", file=sys.stderr)
sys.exit(EXIT_WAIVED)

if reason := gl_context_not_on_nvidia_gpu_reason():
print(f"{reason}; waiving glInteropMipmapLod.", file=sys.stderr)
window.close()
sys.exit(EXIT_WAIVED)

shader_prog, quad_vao, tex_id = create_display_resources(gl, WIDTH, HEIGHT)
pbo_id, _ = create_pixel_buffer(gl, WIDTH, HEIGHT)
resource = GraphicsResource.from_gl_buffer(pbo_id, flags="write_discard")
Expand Down
9 changes: 9 additions & 0 deletions samples/cuda_core/glInteropPlasma/glInteropPlasma.py
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Original file line number Diff line number Diff line change
Expand Up @@ -64,6 +64,7 @@
import platform
import sys
import time
from pathlib import Path

try:
import numpy as np
Expand All @@ -76,6 +77,9 @@
ProgramOptions,
launch,
)

sys.path.insert(0, str(Path(__file__).resolve().parents[3] / "cuda_python_test_helpers"))
from cuda_python_test_helpers.graphics import gl_context_not_on_nvidia_gpu_reason
except ImportError as e:
print(f"Error: Required package not found: {e}")
print("Please install from requirements.txt:")
Expand Down Expand Up @@ -318,6 +322,11 @@ def main():
print(f"Could not open a pyglet window ({e}); waiving GL interop sample.", file=sys.stderr)
sys.exit(EXIT_WAIVED)

if reason := gl_context_not_on_nvidia_gpu_reason():
print(f"{reason}; waiving GL interop sample.", file=sys.stderr)
window.close()
sys.exit(EXIT_WAIVED)

# --- Step 3: Create GL resources for drawing a texture to screen ---
shader_prog, quad_vao, tex_id = create_display_resources(gl, WIDTH, HEIGHT)

Expand Down
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