Convert non-mandatory attributes to macros
They're shorter and more portable. Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
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@ -2,18 +2,19 @@
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// Copyright (c) Yuxuan Shui <yshuiv7@gmail.com>
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#pragma once
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#include "compiler.h"
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/// Code for generating convolution kernels
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typedef struct conv {
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int size;
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double data[];
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int size;
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double data[];
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} conv;
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/// Calculate the sum of a rectangle part of the convolution kernel
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/// the rectangle is defined by top left (x, y), and a size (width x height)
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double
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sum_kernel(conv *map, int x, int y, int width, int height);
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double attr_const attr_pure sum_kernel(const conv *map, int x, int y, int width,
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int height);
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/// Create a kernel with gaussian distribution of radius r
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conv *gaussian_kernel(double r);
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