MizunagiKB / gd_nnabla_c_runtime

NNabla C Runtime for GDScript

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NNabla C Runtime for GDScript

About

This Addon is a NNabla C Runtime that can be called from GDScript (Godot Engine 4.1).

The available trained models are the same as the original, only in NNB format.

Usage

# Loading NNB files
var rf = FileAccess.open("res://model.nnb", FileAccess.READ)
var rf_size = rf.get_length()
var nnb = rf.get_buffer(rf_size)
rf.close()

# Creation of NNabla C Runtime
nn_crt = GDNNablaCRuntime.new()
# Initialization of NNabla C Runtime
nn_crt.rt_allocate_context()
# Set NNB file
nn_crt.rt_initialize_context(nnb)

# 1) Set input values
var ary_i = PackedFloat32Array([1.0])
nn_crt.rt_input_buffer(0, ary_i)

# 2) inference
nn_crt.rt_forward()

# 3) Get output values
var ary_o = nn_crt.rt_output_buffer(0)

# End processing
nn_crt.rt_free_context()
Note
For multiple inferences, 1, 2, and 3 can be repeated in succession.

More detailed usage

See the following pages for usage, including model generation.

Licenses

This program is licensed under the Apache 2.0 license.

However, this program depends on the NNabla C Runtime, which is a separate program. (Apache 2.0 License)

Please be careful when making license notations.

About

NNabla C Runtime for GDScript

License:Apache License 2.0


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