From cca66b9ec4e494c1d919bff0f71a820d8afab1fa Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:24:48 +0200 Subject: Adding upstream version 1.2.2. Signed-off-by: Daniel Baumann --- src/3rdparty/autotrace/epsilon-equal.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 src/3rdparty/autotrace/epsilon-equal.h (limited to 'src/3rdparty/autotrace/epsilon-equal.h') diff --git a/src/3rdparty/autotrace/epsilon-equal.h b/src/3rdparty/autotrace/epsilon-equal.h new file mode 100644 index 0000000..8b547ba --- /dev/null +++ b/src/3rdparty/autotrace/epsilon-equal.h @@ -0,0 +1,17 @@ +/* epsilon-equal.h: define an error resist compare. */ + +#ifndef EPSILON_EQUAL_H +#define EPSILON_EQUAL_H + +#include "types.h" + +/* Says whether V1 and V2 are within REAL_EPSILON of each other. + Fixed-point arithmetic would be better, to guarantee machine + independence, but it's so much more painful to work with. The value + here is smaller than can be represented in either a `fix_word' or a + `scaled_num', so more precision than this will be lost when we + output, anyway. */ +extern gboolean epsilon_equal(gfloat v1, gfloat v2); +#define REAL_EPSILON 0.00001 + +#endif /* not EPSILON_EQUAL_H */ -- cgit v1.2.3