mirror of
https://github.com/RGBCube/serenity
synced 2025-10-31 22:22:45 +00:00
5e1499d104
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).
This commit is auto-generated:
$ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
Meta Ports Ladybird Tests Kernel)
$ perl -pie 's/\bDeprecatedString\b/ByteString/g;
s/deprecated_string/byte_string/g' $xs
$ clang-format --style=file -i \
$(git diff --name-only | grep \.cpp\|\.h)
$ gn format $(git ls-files '*.gn' '*.gni')
61 lines
1.3 KiB
C++
61 lines
1.3 KiB
C++
/*
|
|
* Copyright (c) 2020, Shannon Booth <shannon@serenityos.org>
|
|
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/Forward.h>
|
|
#include <LibGfx/Point.h>
|
|
|
|
namespace Gfx {
|
|
|
|
template<typename T>
|
|
class Triangle {
|
|
public:
|
|
Triangle(Point<T> a, Point<T> b, Point<T> c)
|
|
: m_a(a)
|
|
, m_b(b)
|
|
, m_c(c)
|
|
{
|
|
m_determinant = (m_b.x() - m_a.x()) * (m_c.y() - m_a.y()) - (m_b.y() - m_a.y()) * (m_c.x() - m_a.x());
|
|
}
|
|
|
|
Point<T> a() const { return m_a; }
|
|
Point<T> b() const { return m_b; }
|
|
Point<T> c() const { return m_c; }
|
|
|
|
bool contains(Point<T> p) const
|
|
{
|
|
auto x = p.x();
|
|
auto y = p.y();
|
|
|
|
auto ax = m_a.x();
|
|
auto bx = m_b.x();
|
|
auto cx = m_c.x();
|
|
|
|
auto ay = m_a.y();
|
|
auto by = m_b.y();
|
|
auto cy = m_c.y();
|
|
|
|
if (m_determinant * ((bx - ax) * (y - ay) - (by - ay) * (x - ax)) <= 0)
|
|
return false;
|
|
if (m_determinant * ((cx - bx) * (y - by) - (cy - by) * (x - bx)) <= 0)
|
|
return false;
|
|
if (m_determinant * ((ax - cx) * (y - cy) - (ay - cy) * (x - cx)) <= 0)
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
ByteString to_byte_string() const;
|
|
|
|
private:
|
|
T m_determinant { 0 };
|
|
Point<T> m_a;
|
|
Point<T> m_b;
|
|
Point<T> m_c;
|
|
};
|
|
|
|
}
|