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/*
* Copyright (c), Zeriph Enterprises
* All rights reserved.
*
* Contributor(s):
* Zechariah Perez, omni (at) zeriph (dot) com
*
* THIS SOFTWARE IS PROVIDED BY ZERIPH AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ZERIPH AND CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#if !defined(OMNI_CIRCLE_HPP)
#define OMNI_CIRCLE_HPP 1
#include <omni/defs/global.hpp>
#include <omni/defs/class_macros.hpp>
#include <omni/geometry/point2d.hpp>
#include <omni/geometry/path.hpp>
#if defined(OMNI_SAFE_CIRCLE)
#include <omni/sync/basic_lock.hpp>
#define OMNI_SAFE_CIRCMTX_FW ,m_mtx()
#define OMNI_SAFE_CIRCLOCK_FW this->m_mtx.lock();
#define OMNI_SAFE_CIRCUNLOCK_FW this->m_mtx.unlock();
#define OMNI_SAFE_CIRCALOCK_FW omni::sync::scoped_basic_lock uuid12345(&this->m_mtx);
#define OMNI_SAFE_CIRCOALOCK_FW(o) omni::sync::scoped_basic_lock uuid54321(&o.m_mtx);
#else
#define OMNI_SAFE_CIRCMTX_FW
#define OMNI_SAFE_CIRCLOCK_FW
#define OMNI_SAFE_CIRCUNLOCK_FW
#define OMNI_SAFE_CIRCALOCK_FW
#define OMNI_SAFE_CIRCOALOCK_FW(o)
#endif
#if defined(OMNI_CIRCLE_IS_CHAINABLE)
#else
#endif
namespace omni {
namespace geometry {
template < typename T >
class circle
{
public:
typedef T coordinate_t;
typedef omni_sequence_t< omni::geometry::point2d< T > > path_t;
circle() :
OMNI_CTOR_FW(omni::geometry::circle<T>)
m_loc(), m_rad()
OMNI_SAFE_CIRCMTX_FW
{ }
circle(const omni::geometry::circle<T>& cp) :
OMNI_CPCTOR_FW(cp)
m_loc(cp.location()), m_rad(cp.radius())
OMNI_SAFE_CIRCMTX_FW
{ }
OMNI_EXPLICIT circle(double r) :
OMNI_CTOR_FW(omni::geometry::circle<T>)
m_loc(), m_rad(r)
OMNI_SAFE_CIRCMTX_FW
{ }
circle(T x, T y) :
OMNI_CTOR_FW(omni::geometry::circle<T>)
m_loc(x, y), m_rad(1.0)
OMNI_SAFE_CIRCMTX_FW
{ }
circle(T x, T y, double r) :
OMNI_CTOR_FW(omni::geometry::circle<T>)
m_loc(x, y), m_rad(r)
OMNI_SAFE_CIRCMTX_FW
{ }
~circle()
{
OMNI_TRY_FW
OMNI_DTOR_FW
OMNI_CATCH_FW
OMNI_D5_FW("destroyed");
}
double area() const
{
OMNI_SAFE_CIRCALOCK_FW
return OMNI_PI * (this->m_rad * this->m_rad);
}
double bottom() const
{
OMNI_SAFE_CIRCALOCK_FW
return static_cast<double>(this->m_loc.y) - this->m_rad;
}
double circumference() const
{
OMNI_SAFE_CIRCALOCK_FW
return OMNI_PI_X2 * this->m_rad;
}
bool contains(T x, T y, bool include_edge) const
{
OMNI_SAFE_CIRCALOCK_FW
return OMNI_CIRCLE_CONTAINS_POINT_FW(this->m_loc.x, this->m_loc.y, this->m_rad, x, y, include_edge);
}
bool contains(T x, T y) const
{
return this->contains(x, y, true);
}
bool contains(const omni::math::dimensional<T, 2>& point, bool include_edge) const
{
return this->contains(point[0], point[1], include_edge);
}
bool contains(const omni::math::dimensional<T, 2>& point) const
{
return this->contains(point[0], point[1]);
}
bool contains(const omni::geometry::point2d<T>& point, bool include_edge) const
{
return this->contains(point.x(), point.y(), include_edge);
}
bool contains(const omni::geometry::point2d<T>& point) const
{
return this->contains(point.x(), point.y());
}
bool contains(const omni::geometry::raw_point2d<T>& point, bool include_edge) const
{
return this->contains(point.x, point.y, include_edge);
}
bool contains(const omni::geometry::raw_point2d<T>& point) const
{
return this->contains(point.x, point.y);
}
bool contains(const omni::geometry::circle<T>& circ, bool include_edge) const
{
if (this == &circ) { return true; }
OMNI_SAFE_CIRCALOCK_FW
OMNI_SAFE_CIRCOALOCK_FW(circ)
if (OMNI_CIRCLE_CONTAINS_POINT_FW(this->m_loc.x, this->m_loc.y, this->m_rad, circ.m_loc.x, circ.m_loc.y, include_edge)) {
return (include_edge ?
(circ.m_rad <= this->m_rad) :
(circ.m_rad < this->m_rad)
);
}
return false;
}
bool contains(const omni::geometry::circle<T>& circ) const
{
return this->contains(circ, true);
}
omni::geometry::circle<T>& deflate(double percent)
{
if (percent < 0) {
OMNI_ERR_RETV_FW("value must be greater than 0", omni::exceptions::overflow_error("value must be greater than 0"), *this)
}
OMNI_SAFE_CIRCALOCK_FW
this->m_rad *= (1.0 - (percent / 100.0));
return *this;
}
omni::geometry::circle<T>& decrement(T x, T y)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.x, x)
this->m_loc.x -= x;
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.y, y)
this->m_loc.y -= y;
return *this;
}
omni::geometry::circle<T>& decrement(const omni::geometry::point2d<T>& point)
{
return this->decrement(point.x(), point.y());
}
omni::geometry::circle<T>& decrement(const omni::geometry::raw_point2d<T>& point)
{
return this->decrement(point.x, point.y);
}
omni::geometry::circle<T>& decrement(const omni::math::dimensional<T, 2>& point)
{
return this->decrement(point[0], point[1]);
}
T decrement_x()
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.x, static_cast<T>(1))
return --this->m_loc.x;
}
T decrement_y()
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.y, static_cast<T>(1))
return --this->m_loc.y;
}
T decrement_x(T val)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.x, val)
return (this->m_loc.x -= val);
}
T decrement_y(T val)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.y, val)
return (this->m_loc.y -= val);
}
double diameter() const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_rad * 2.0;
}
bool empty() const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.empty() && omni::math::are_equal<T>(this->m_rad, 0);
}
bool empty_size() const
{
OMNI_SAFE_CIRCALOCK_FW
return omni::math::are_equal<T>(this->m_rad, 0);
}
bool equals(T x, T y, double radius) const
{
OMNI_SAFE_CIRCALOCK_FW
return
omni::math::are_equal<T>(this->m_loc.x, x) &&
omni::math::are_equal<T>(this->m_loc.y, y) &&
omni::math::are_equal<T>(this->m_rad, radius);
}
int32_t hash_code() const
{
OMNI_SAFE_CIRCALOCK_FW
return (
static_cast<int32_t>(this->m_loc.x) ^
((static_cast<int32_t>(this->m_loc.y) << 13) | (static_cast<int32_t>(this->m_loc.y) >> 19)) ^
((static_cast<int32_t>(this->m_rad) << 26) | (static_cast<int32_t>(this->m_rad) >> 6))
);
}
omni::geometry::circle<T>& inflate(double percent)
{
OMNI_SAFE_CIRCALOCK_FW
this->m_rad *= ((percent + 100.0) / 100.0);
return *this;
}
omni::geometry::circle<T>& intersect(const omni::geometry::circle<T>& r2)
{
if (this == &r2) { return *this; }
OMNI_SAFE_CIRCALOCK_FW
OMNI_SAFE_CIRCOALOCK_FW(r2)
if (this->_intersects_with(r2.m_loc.x, r2.m_loc.y, r2.m_rad, true)) {
this->m_loc.x = std::max(this->m_loc.x, r2.m_loc.x);
this->m_loc.y = std::max(this->m_loc.y, r2.m_loc.y);
this->m_rad = std::max((std::min(this->m_rad, r2.m_rad) - static_cast<double>(this->m_loc.x)), 0.0);
} else {
this->m_loc.x = 0;
this->m_loc.y = 0;
this->m_rad = 0;
}
return *this;
}
bool intersects_with(T center_x, T center_y, double radius, bool include_edge) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->_intersects_with(center_x, center_y, radius, include_edge);
}
bool intersects_with(T center_x, T center_y, double radius) const
{
return this->intersects_with(center_x, center_y, radius, true);
}
bool intersects_with(const omni::geometry::point2d<T>& point, double radius, bool include_edge) const
{
T x = point.x();
T y = point.y();
return this->intersects_with(x, y, radius, include_edge);
}
bool intersects_with(const omni::geometry::point2d<T>& point, double radius) const
{
T x = point.x();
T y = point.y();
return this->intersects_with(x, y, radius);
}
bool intersects_with(const omni::geometry::circle<T>& circ, bool include_edge) const
{
if (this == &circ) { return true; }
return this->intersects_with(circ.x(), circ.y(), circ.radius(), include_edge);
}
bool intersects_with(const omni::geometry::circle<T>& circ) const
{
if (this == &circ) { return true; }
return this->intersects_with(circ.x(), circ.y(), circ.radius());
}
T increment_x()
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.x, static_cast<T>(1))
return ++this->m_loc.x;
}
T increment_y()
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.y, static_cast<T>(1))
return ++this->m_loc.y;
}
T increment_x(T val)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.x, val)
return (this->m_loc.x += val);
}
T increment_y(T val)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.y, val)
return (this->m_loc.y += val);
}
omni::geometry::raw_point2d<T> location() const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc;
}
double left() const
{
OMNI_SAFE_CIRCALOCK_FW
return static_cast<double>(this->m_loc.x) - this->m_rad;
}
omni::geometry::circle<T>& offset(T x, T y)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.x, x)
this->m_loc.x += x;
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.y, y)
this->m_loc.y += y;
return *this;
}
omni::geometry::circle<T>& offset(const omni::geometry::point2d<T>& point)
{
return this->offset(point.x(), point.y());
}
omni::geometry::circle<T>& offset(const omni::geometry::raw_point2d<T>& point)
{
return this->offset(point.x, point.y);
}
omni::geometry::circle<T>& offset(const omni::math::dimensional<T, 2>& coord)
{
return this->offset(coord[0], coord[1]);
}
path_t path() const
{
OMNI_SAFE_CIRCALOCK_FW
return omni::geometry::path::circle<T>(this->m_loc.x, this->m_loc.y, this->m_rad);
}
double radius() const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_rad;
}
double right() const
{
OMNI_SAFE_CIRCALOCK_FW
return static_cast<double>(this->m_loc.x) + this->m_rad;
}
omni::geometry::circle<T>& set_location(T x, T y)
{
OMNI_SAFE_CIRCALOCK_FW
this->m_loc.x = x;
this->m_loc.y = y;
return *this;
}
omni::geometry::circle<T>& set_location(const omni::math::dimensional<T, 2>& coord)
{
return this->set_location(coord[0], coord[1]);
}
omni::geometry::circle<T>& set_location(const omni::geometry::point2d<T>& point)
{
return this->set_location(point.x(), point.y());
}
omni::geometry::circle<T>& set_location(const omni::geometry::raw_point2d<T>& point)
{
return this->set_location(point.x, point.y);
}
omni::geometry::circle<T>& set_circumference(double circumference)
{
// Circumference = 2 × π × Radius
// Radius = Circumference / π / 2
this->set_radius((circumference / OMNI_PI) / 2.0);
return *this;
}
omni::geometry::circle<T>& set_diameter(double diameter)
{
// Diameter = 2 × Radius
// Radius = Diameter / 2
return this->set_radius(diameter / 2.0);
}
omni::geometry::circle<T>& set_radius(double radius)
{
OMNI_SAFE_CIRCALOCK_FW
this->m_rad = radius;
return *this;
}
void swap(circle<T>& o)
{
if (this != &o) {
OMNI_SAFE_CIRCALOCK_FW
OMNI_SAFE_CIRCOALOCK_FW(o)
std::swap(this->m_loc, o.m_loc);
std::swap(this->m_rad, o.m_rad);
}
}
double top() const
{
OMNI_SAFE_CIRCALOCK_FW
return static_cast<double>(this->m_loc.y) + this->m_rad;
}
void translate_xy(T x, T y)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.x, x)
this->m_loc.x += x;
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.y, y)
this->m_loc.y += y;
}
T x() const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x;
}
T y() const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.y;
}
omni::string_t to_string_t() const
{
omni::sstream_t s;
OMNI_SAFE_CIRCALOCK_FW
s << "{" << this->m_loc << " R:" << this->m_rad << "}";
return s.str();
}
std::string to_string() const
{
std::stringstream s;
OMNI_SAFE_CIRCALOCK_FW
s << "{" << this->m_loc << " R:" << this->m_rad << "}";
return s.str();
}
std::wstring to_wstring() const
{
std::wstringstream s;
OMNI_SAFE_CIRCALOCK_FW
s << "{" << this->m_loc << " R:" << this->m_rad << "}";
return s.str();
}
operator std::string() const
{
return this->to_string();
}
operator std::wstring() const
{
return this->to_wstring();
}
bool operator!=(const omni::geometry::circle<T>& val) const
{
return !(*this == val);
}
bool operator!=(const omni::geometry::point2d<T>& val) const
{
return !(*this == val);
}
bool operator!=(const omni::geometry::raw_point2d<T>& val) const
{
return !(*this == val);
}
bool operator!=(double val) const
{
return !(*this == val);
}
omni::geometry::circle<T>& operator=(const omni::geometry::circle<T>& val)
{
if (this != &val) {
OMNI_SAFE_CIRCALOCK_FW
OMNI_SAFE_CIRCOALOCK_FW(val)
OMNI_ASSIGN_FW(val)
this->m_loc.x = val.m_loc.x;
this->m_loc.y = val.m_loc.y;
this->m_rad = val.m_rad;
}
return *this;
}
bool operator==(const omni::geometry::circle<T>& val) const
{
if (this == &val) { return true; }
OMNI_SAFE_CIRCALOCK_FW
return (
omni::math::are_equal<T>(this->m_loc.x, val.m_loc.x) &&
omni::math::are_equal<T>(this->m_loc.y, val.m_loc.y) &&
omni::math::are_equal<T>(this->m_rad, val.m_rad))
OMNI_EQUAL_FW(val);
}
bool operator==(const omni::geometry::point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return (
omni::math::are_equal<T>(this->m_loc.x, val.x()) &&
omni::math::are_equal<T>(this->m_loc.y, val.y()));
}
bool operator==(const omni::geometry::raw_point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return (
omni::math::are_equal<T>(this->m_loc.x, val.x) &&
omni::math::are_equal<T>(this->m_loc.y, val.y));
}
bool operator==(double val) const
{
OMNI_SAFE_CIRCALOCK_FW
return omni::math::are_equal<T>(this->m_rad, val);
}
bool operator<(const omni::geometry::point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x < val.x() && this->m_loc.y < val.y();
}
bool operator<(const omni::geometry::raw_point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x < val.x && this->m_loc.y < val.y;
}
bool operator<(double val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_rad < val;
}
bool operator>(const omni::geometry::point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x > val.x() && this->m_loc.y > val.y();
}
bool operator>(const omni::geometry::raw_point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x > val.x && this->m_loc.y > val.y;
}
bool operator>(double val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_rad > val;
}
bool operator<=(const omni::geometry::point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x <= val.x() && this->m_loc.y <= val.y();
}
bool operator<=(const omni::geometry::raw_point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x <= val.x && this->m_loc.y <= val.y;
}
bool operator<=(double val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_rad <= val;
}
bool operator>=(const omni::geometry::point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x >= val.x() && this->m_loc.y >= val.y();
}
bool operator>=(const omni::geometry::raw_point2d<T>& val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_loc.x >= val.x && this->m_loc.y >= val.y;
}
bool operator>=(double val) const
{
OMNI_SAFE_CIRCALOCK_FW
return this->m_rad >= val;
}
omni::geometry::circle<T> operator+(const omni::geometry::point2d<T>& val)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.x, val.x())
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.y, val.y())
return omni::geometry::circle<T>((this->m_loc.x + val.x()),
(this->m_loc.y + val.y()),
this->m_rad);
}
omni::geometry::circle<T> operator+(const omni::geometry::raw_point2d<T>& val)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.x, val.x)
OMNI_BITS_WILL_ADD_OVER_FW(this->m_loc.y, val.y)
return omni::geometry::circle<T>((this->m_loc.x + val.x),
(this->m_loc.y + val.y),
this->m_rad);
}
omni::geometry::circle<T> operator+(double val)
{
OMNI_SAFE_CIRCALOCK_FW
return omni::geometry::circle<T>(this->m_loc.x,
this->m_loc.y,
(this->m_rad + val));
}
omni::geometry::circle<T> operator-(const omni::geometry::point2d<T>& val)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.x, val.x())
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.y, val.y())
return omni::geometry::circle<T>((this->m_loc.x - val.x()),
(this->m_loc.y - val.y()),
this->m_rad);
}
omni::geometry::circle<T> operator-(const omni::geometry::raw_point2d<T>& val)
{
OMNI_SAFE_CIRCALOCK_FW
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.x, val.x)
OMNI_BITS_WILL_SUB_UNDER_FW(this->m_loc.y, val.y)
return omni::geometry::circle<T>((this->m_loc.x - val.x),
(this->m_loc.y - val.y),
this->m_rad);
}
omni::geometry::circle<T> operator-(double val)
{
OMNI_SAFE_CIRCALOCK_FW
return omni::geometry::circle<T>(this->m_loc.x,
this->m_loc.y,
(this->m_rad - val));
}
omni::geometry::circle<T>& operator+=(const omni::geometry::point2d<T>& val)
{
this->offset(val);
return *this;
}
omni::geometry::circle<T>& operator+=(const omni::geometry::raw_point2d<T>& val)
{
this->offset(val);
return *this;
}
omni::geometry::circle<T>& operator+=(double rad)
{
OMNI_SAFE_CIRCALOCK_FW
this->m_rad += rad;
return *this;
}
omni::geometry::circle<T>& operator-=(const omni::geometry::point2d<T>& val)
{
this->decrement(val);
return *this;
}
omni::geometry::circle<T>& operator-=(const omni::geometry::raw_point2d<T>& val)
{
this->decrement(val);
return *this;
}
omni::geometry::circle<T>& operator-=(double val)
{
OMNI_SAFE_CIRCALOCK_FW
this->m_rad -= val;
return *this;
}
static omni::geometry::circle<T> deflate(const omni::geometry::circle<T>& circ, double percent)
{
return omni::geometry::circle<T>(circ, percent, true);
}
static omni::geometry::circle<T> inflate(const omni::geometry::circle<T>& circ, double percent)
{
return omni::geometry::circle<T>(circ, percent, false);
}
static omni::geometry::circle<T> intersect(const omni::geometry::circle<T>& a, const omni::geometry::circle<T>& b)
{
return omni::geometry::circle<T>(a, b);
}
OMNI_MEMBERS_FW(omni::geometry::circle<T>) // disposing,name,type(),hash()
OMNI_OSTREAM_FW(omni::geometry::circle<T>)
private:
omni::geometry::raw_point2d<T> m_loc;
double m_rad;
#if defined(OMNI_SAFE_CIRCLE)
mutable omni::sync::basic_lock m_mtx;
#endif
circle(const omni::geometry::circle<T>& a, const omni::geometry::circle<T>& b) :
OMNI_CTOR_FW(omni::geometry::circle<T>)
m_loc(a.location()), m_rad(a.radius())
OMNI_SAFE_CIRCMTX_FW
{
this->intersect(b);
}
circle(const omni::geometry::circle<T>& a, double percent, bool deflate) :
OMNI_CTOR_FW(omni::geometry::circle<T>)
m_loc(a.location()), m_rad(a.radius())
OMNI_SAFE_CIRCMTX_FW
{
if (deflate) {
this->deflate(percent);
} else {
this->inflate(percent);
}
}
bool _intersects_with(T center_x, T center_y, double radius, bool include_edge) const
{
return omni::math::circles_intersect(
this->m_loc.x, this->m_loc.y, this->m_rad,
center_x, center_y, radius,
include_edge
);
}
};
typedef omni::geometry::circle<double> circle_t;
typedef omni::geometry::circle<float> circleF_t;
typedef omni::geometry::circle<int32_t> circle32_t;
typedef omni::geometry::circle<int64_t> circle64_t;
// DEV_NOTE: "raw" classes do not have checks, like arithmetic over/under flow, locks, etc.
template < typename T >
class raw_circle
{
public:
typedef T coordinate_t;
typedef omni_sequence_t< omni::geometry::point2d< T > > path_t;
raw_circle() :
OMNI_CTOR_FW(omni::geometry::raw_circle<T>)
location(), radius()
{ }
raw_circle(const omni::geometry::raw_circle<T>& cp) :
OMNI_CPCTOR_FW(cp)
location(cp.location), radius(cp.radius)
{ }
raw_circle(const omni::geometry::circle<T>& cp) :
OMNI_CTOR_FW(omni::geometry::raw_circle<T>)
location(cp.location()), radius(cp.radius())
{ }
OMNI_EXPLICIT raw_circle(double r) :
OMNI_CTOR_FW(omni::geometry::raw_circle<T>)
location(), radius(r)
{ }
raw_circle(T x, T y) :
OMNI_CTOR_FW(omni::geometry::raw_circle<T>)
location(x, y), radius(1.0)
{ }
raw_circle(T x, T y, double r) :
OMNI_CTOR_FW(omni::geometry::raw_circle<T>)
location(x, y), radius(r)
{ }
~raw_circle()
{
OMNI_TRY_FW
OMNI_DTOR_FW
OMNI_CATCH_FW
OMNI_D5_FW("destroyed");
}
double area() const
{
return OMNI_PI * (this->radius * this->radius);
}
double bottom() const
{
return static_cast<double>(this->location.y) - this->radius;
}
double circumference() const
{
return OMNI_PI_X2 * this->radius;
}
bool contains(T x, T y, bool include_edge) const
{
return OMNI_CIRCLE_CONTAINS_POINT_FW(this->location.x, this->location.y, this->radius, x, y, include_edge);
}
bool contains(T x, T y) const
{
return this->contains(x, y, true);
}
bool contains(const omni::math::dimensional<T, 2>& point, bool include_edge) const
{
return this->contains(point[0], point[1], include_edge);
}
bool contains(const omni::math::dimensional<T, 2>& point) const
{
return this->contains(point[0], point[1]);
}
bool contains(const omni::geometry::point2d<T>& point, bool include_edge) const
{
return this->contains(point.x(), point.y(), include_edge);
}
bool contains(const omni::geometry::point2d<T>& point) const
{
return this->contains(point.x(), point.y());
}
bool contains(const omni::geometry::raw_point2d<T>& point, bool include_edge) const
{
return this->contains(point.x, point.y, include_edge);
}
bool contains(const omni::geometry::raw_point2d<T>& point) const
{
return this->contains(point.x, point.y);
}
bool contains(const omni::geometry::raw_circle<T>& circ, bool include_edge) const
{
if (this == &circ) { return true; }
if (OMNI_CIRCLE_CONTAINS_POINT_FW(this->location.x, this->location.y, this->radius, circ.location.x, circ.location.y, include_edge)) {
return (include_edge ?
(circ.radius <= this->radius) :
(circ.radius < this->radius)
);
}
return false;
}
bool contains(const omni::geometry::raw_circle<T>& circ) const
{
return this->contains(circ, true);
}
omni::geometry::raw_circle<T>& deflate(double percent)
{
if (percent < 0) {
OMNI_ERR_RETV_FW("value must be greater than 0", omni::exceptions::overflow_error("value must be greater than 0"), *this)
}
this->radius *= (1.0 - (percent / 100.0));
return *this;
}
omni::geometry::raw_circle<T>& decrement(T x, T y)
{
this->location.x -= x;
this->location.y -= y;
return *this;
}
omni::geometry::raw_circle<T>& decrement(const omni::geometry::point2d<T>& point)
{
return this->decrement(point.x(), point.y());
}
omni::geometry::raw_circle<T>& decrement(const omni::geometry::raw_point2d<T>& point)
{
return this->decrement(point.x, point.y);
}
omni::geometry::raw_circle<T>& decrement(const omni::math::dimensional<T, 2>& point)
{
return this->decrement(point[0], point[1]);
}
T decrement_x()
{
return --this->location.x;
}
T decrement_y()
{
return --this->location.y;
}
T decrement_x(T val)
{
return (this->location.x -= val);
}
T decrement_y(T val)
{
return (this->location.y -= val);
}
double diameter() const
{
return this->radius * 2.0;
}
bool empty() const
{
return this->location.empty() && omni::math::are_equal<T>(this->radius, 0);
}
bool empty_size() const
{
return omni::math::are_equal<T>(this->radius, 0);
}
bool equals(T x, T y, double rad) const
{
return
omni::math::are_equal<T>(this->location.x, x) &&
omni::math::are_equal<T>(this->location.y, y) &&
omni::math::are_equal<T>(this->radius, rad);
}
int32_t hash_code() const
{
return (
static_cast<int32_t>(this->location.x) ^
((static_cast<int32_t>(this->location.y) << 13) | (static_cast<int32_t>(this->location.y) >> 19)) ^
((static_cast<int32_t>(this->radius) << 26) | (static_cast<int32_t>(this->radius) >> 6))
);
}
omni::geometry::raw_circle<T>& inflate(double percent)
{
this->radius *= (percent / 100.0);
return *this;
}
omni::geometry::raw_circle<T>& intersect(const omni::geometry::raw_circle<T>& r2)
{
if (this == &r2) { return *this; }
omni::geometry::raw_point2d<T> loc2 = r2.location;
double rad = r2.radius;
if (this->intersects_with(loc2.x, loc2.y, rad, true)) {
this->location.x = std::max(this->location.x, loc2.x);
this->location.y = std::max(this->location.y, loc2.y);
this->radius = std::max(std::min(this->radius, rad) - static_cast<double>(this->location.x), 0.0);
} else {
this->location.x = 0;
this->location.y = 0;
this->radius = 0;
}
return *this;
}
bool intersects_with(T center_x, T center_y, double rad, bool include_edge) const
{
return omni::math::circles_intersect(
this->location.x, this->location.y, this->radius,
center_x, center_y, rad,
include_edge
);
}
bool intersects_with(T center_x, T center_y, double rad) const
{
return this->intersects_with(center_x, center_y, rad, true);
}
bool intersects_with(const omni::geometry::point2d<T>& point, double rad, bool include_edge) const
{
T x = point.x();
T y = point.y();
return this->intersects_with(x, y, rad, include_edge);
}
bool intersects_with(const omni::geometry::point2d<T>& point, double rad) const
{
T x = point.x();
T y = point.y();
return this->intersects_with(x, y, rad);
}
bool intersects_with(const omni::geometry::raw_circle<T>& circ, bool include_edge) const
{
if (this == &circ) { return true; }
return this->intersects_with(circ.x(), circ.y(), circ.radius, include_edge);
}
bool intersects_with(const omni::geometry::raw_circle<T>& circ) const
{
if (this == &circ) { return true; }
return this->intersects_with(circ.x(), circ.y(), circ.radius);
}
T increment_x()
{
return ++this->location.x;
}
T increment_y()
{
return ++this->location.y;
}
T increment_x(T val)
{
return (this->location.x += val);
}
T increment_y(T val)
{
return (this->location.y += val);
}
double left() const
{
return static_cast<double>(this->location.x) - this->radius;
}
omni::geometry::raw_circle<T>& offset(T x, T y)
{
this->location.x += x;
this->location.y += y;
return *this;
}
omni::geometry::raw_circle<T>& offset(const omni::geometry::point2d<T>& point)
{
return this->offset(point.x(), point.y());
}
omni::geometry::raw_circle<T>& offset(const omni::geometry::raw_point2d<T>& point)
{
return this->offset(point.x, point.y);
}
omni::geometry::raw_circle<T>& offset(const omni::math::dimensional<T, 2>& coord)
{
return this->offset(coord[0], coord[1]);
}
path_t path() const
{
return omni::geometry::path::circle(this->location.x, this->location.y, this->radius);
}
double right() const
{
return static_cast<double>(this->location.x) + this->radius;
}
omni::geometry::raw_circle<T>& set_location(T x, T y)
{
this->location.x = x;
this->location.y = y;
return *this;
}
omni::geometry::raw_circle<T>& set_location(const omni::math::dimensional<T, 2>& coord)
{
return this->set_location(coord[0], coord[1]);
}
omni::geometry::raw_circle<T>& set_location(const omni::geometry::point2d<T>& point)
{
return this->set_location(point.x(), point.y());
}
omni::geometry::raw_circle<T>& set_location(const omni::geometry::raw_point2d<T>& point)
{
return this->set_location(point.x, point.y);
}
omni::geometry::raw_circle<T>& set_circumference(double circumference)
{
// Circumference = 2 × π × Radius
// Radius = Circumference / π / 2
return this->set_radius((circumference / OMNI_PI) / 2.0);
}
omni::geometry::raw_circle<T>& set_diameter(double diameter)
{
// Diameter = 2 × Radius
// Radius = Diameter / 2
return this->set_radius(diameter / 2.0);
}
omni::geometry::raw_circle<T>& set_radius(double rad)
{
this->radius = rad;
return *this;
}
void swap(raw_circle<T>& o)
{
if (this != &o) {
std::swap(this->location, o.location);
std::swap(this->radius, o.radius);
}
}
double top() const
{
return static_cast<double>(this->location.y) + this->radius;
}
omni::geometry::raw_circle<T>& translate_xy(T x, T y)
{
this->location.x += x;
this->location.y += y;
return *this;
}
T x() const
{
return this->location.x;
}
T y() const
{
return this->location.y;
}
omni::string_t to_string_t() const
{
omni::sstream_t s;
s << "{" << this->location << " R:" << this->radius << "}";
return s.str();
}
std::string to_string() const
{
std::stringstream s;
s << "{" << this->location << " R:" << this->radius << "}";
return s.str();
}
std::wstring to_wstring() const
{
std::wstringstream s;
s << "{" << this->location << " R:" << this->radius << "}";
return s.str();
}
operator std::string() const
{
return this->to_string();
}
operator std::wstring() const
{
return this->to_wstring();
}
bool operator!=(const omni::geometry::raw_circle<T>& val) const
{
return !(*this == val);
}
bool operator!=(const omni::geometry::point2d<T>& val) const
{
return !(*this == val);
}
bool operator!=(const omni::geometry::raw_point2d<T>& val) const
{
return !(*this == val);
}
bool operator!=(double val) const
{
return !(*this == val);
}
omni::geometry::raw_circle<T>& operator=(const omni::geometry::raw_circle<T>& val)
{
if (this != &val) {
OMNI_ASSIGN_FW(val)
this->location.x = val.location.x;
this->location.y = val.location.y;
this->radius = val.radius;
}
return *this;
}
bool operator==(const omni::geometry::raw_circle<T>& val) const
{
if (this == &val) { return true; }
return (
omni::math::are_equal<T>(this->location.x, val.location.x) &&
omni::math::are_equal<T>(this->location.y, val.location.y) &&
omni::math::are_equal<T>(this->radius, val.radius))
OMNI_EQUAL_FW(val);
}
bool operator==(const omni::geometry::point2d<T>& val) const
{
return (
omni::math::are_equal<T>(this->location.x, val.x()) &&
omni::math::are_equal<T>(this->location.y, val.y()));
}
bool operator==(const omni::geometry::raw_point2d<T>& val) const
{
return (
omni::math::are_equal<T>(this->location.x, val.x) &&
omni::math::are_equal<T>(this->location.y, val.y));
}
bool operator==(double val) const
{
return omni::math::are_equal<T>(this->radius, val);
}
bool operator<(const omni::geometry::point2d<T>& val) const
{
return this->location.x < val.x() && this->location.y < val.y();
}
bool operator<(const omni::geometry::raw_point2d<T>& val) const
{
return this->location.x < val.x && this->location.y < val.y;
}
bool operator<(double val) const
{
return this->radius < val;
}
bool operator>(const omni::geometry::point2d<T>& val) const
{
return this->location.x > val.x() && this->location.y > val.y();
}
bool operator>(const omni::geometry::raw_point2d<T>& val) const
{
return this->location.x > val.x && this->location.y > val.y;
}
bool operator>(double val) const
{
return this->radius > val;
}
bool operator<=(const omni::geometry::point2d<T>& val) const
{
return this->location.x <= val.x() && this->location.y <= val.y();
}
bool operator<=(const omni::geometry::raw_point2d<T>& val) const
{
return this->location.x <= val.x && this->location.y <= val.y;
}
bool operator<=(double val) const
{
return this->radius <= val;
}
bool operator>=(const omni::geometry::point2d<T>& val) const
{
return this->location.x >= val.x() && this->location.y >= val.y();
}
bool operator>=(const omni::geometry::raw_point2d<T>& val) const
{
return this->location.x >= val.x && this->location.y >= val.y;
}
bool operator>=(double val) const
{
return this->radius >= val;
}
omni::geometry::raw_circle<T> operator+(const omni::geometry::point2d<T>& val)
{
return omni::geometry::raw_circle<T>((this->location.x + val.x()),
(this->location.y + val.y()),
this->radius);
}
omni::geometry::raw_circle<T> operator+(const omni::geometry::raw_point2d<T>& val)
{
return omni::geometry::raw_circle<T>((this->location.x + val.x),
(this->location.y + val.y),
this->radius);
}
omni::geometry::raw_circle<T> operator+(double val)
{
return omni::geometry::raw_circle<T>(this->location.x,
this->location.y,
(this->radius + val));
}
omni::geometry::raw_circle<T> operator-(const omni::geometry::point2d<T>& val)
{
return omni::geometry::raw_circle<T>((this->location.x - val.x()),
(this->location.y - val.y()),
this->radius);
}
omni::geometry::raw_circle<T> operator-(const omni::geometry::raw_point2d<T>& val)
{
return omni::geometry::raw_circle<T>((this->location.x - val.x),
(this->location.y - val.y),
this->radius);
}
omni::geometry::raw_circle<T> operator-(double val)
{
return omni::geometry::raw_circle<T>(this->location.x,
this->location.y,
(this->radius - val));
}
omni::geometry::raw_circle<T>& operator+=(const omni::geometry::point2d<T>& val)
{
this->offset(val);
return *this;
}
omni::geometry::raw_circle<T>& operator+=(const omni::geometry::raw_point2d<T>& val)
{
this->offset(val);
return *this;
}
omni::geometry::raw_circle<T>& operator+=(double rad)
{
this->radius += rad;
return *this;
}
omni::geometry::raw_circle<T>& operator-=(const omni::geometry::point2d<T>& val)
{
this->decrement(val);
return *this;
}
omni::geometry::raw_circle<T>& operator-=(const omni::geometry::raw_point2d<T>& val)
{
this->decrement(val);
return *this;
}
omni::geometry::raw_circle<T>& operator-=(double val)
{
this->radius -= val;
return *this;
}
static omni::geometry::raw_circle<T> deflate(const omni::geometry::raw_circle<T>& circ, double percent)
{
return omni::geometry::raw_circle<T>(circ, percent, true);
}
static omni::geometry::raw_circle<T> inflate(const omni::geometry::raw_circle<T>& circ, double percent)
{
return omni::geometry::raw_circle<T>(circ, percent, false);
}
static omni::geometry::raw_circle<T> intersect(const omni::geometry::raw_circle<T>& a, const omni::geometry::raw_circle<T>& b)
{
return omni::geometry::raw_circle<T>(a, b);
}
OMNI_MEMBERS_FW(omni::geometry::raw_circle<T>) // disposing,name,type(),hash()
OMNI_OSTREAM_FW(omni::geometry::raw_circle<T>)
omni::geometry::raw_point2d<T> location;
double radius;
private:
raw_circle(const omni::geometry::raw_circle<T>& a, const omni::geometry::raw_circle<T>& b) :
OMNI_CTOR_FW(omni::geometry::raw_circle<T>)
location(a.location), radius(a.radius)
OMNI_SAFE_CIRCMTX_FW
{
this->intersect(b);
}
raw_circle(const omni::geometry::raw_circle<T>& a, double percent, bool deflate) :
OMNI_CTOR_FW(omni::geometry::raw_circle<T>)
location(a.location), radius(a.radius)
OMNI_SAFE_CIRCMTX_FW
{
if (deflate) {
this->deflate(percent);
} else {
this->inflate(percent);
}
}
};
typedef omni::geometry::raw_circle<double> raw_circle_t;
typedef omni::geometry::raw_circle<float> raw_circleF_t;
typedef omni::geometry::raw_circle<int32_t> raw_circle32_t;
typedef omni::geometry::raw_circle<int64_t> raw_circle64_t;
}
}
namespace std {
template < typename T >
inline void swap(omni::geometry::circle<T>& o1, omni::geometry::circle<T>& o2)
{
o1.swap(o2);
}
template < typename T >
inline void swap(omni::geometry::raw_circle<T>& o1, omni::geometry::raw_circle<T>& o2)
{
o1.swap(o2);
}
}
#endif // OMNI_CIRCLE_HPP