///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 – 2015 G-Truc Creation (www.g-truc.net)
/// Permission is hereby granted, free of charge, to any person obtaining a copy
/// of this software and associated documentation files (the “Software”), to deal
/// in the Software without restriction, including without limitation the rights
/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
/// copies of the Software, and to permit persons to whom the Software is
/// furnished to do so, subject to the following conditions:
///
/// The above copyright notice and this permission notice shall be included in
/// all copies or substantial portions of the Software.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
/// THE SOFTWARE.
///
/// @ref core
/// @file glm/detail/type_mat2x2.inl
/// @date 2005-01-16 / 2011-06-15
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
namespace glm{
namespace detail
{
template
GLM_FUNC_QUALIFIER tmat2x2
{
T OneOverDeterminant = static_cast
+ m[0][0] * m[1][1]
– m[1][0] * m[0][1]);
tmat2x2
+ m[1][1] * OneOverDeterminant,
– m[0][1] * OneOverDeterminant,
– m[1][0] * OneOverDeterminant,
+ m[0][0] * OneOverDeterminant);
return Inverse;
}
}//namespace detail
//////////////////////////////////////////////////////////////
// Constructors
template
GLM_FUNC_QUALIFIER tmat2x2
{
# ifndef GLM_FORCE_NO_CTOR_INIT
this->value[0] = col_type(1, 0);
this->value[1] = col_type(0, 1);
# endif
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = m.value[0];
this->value[1] = m.value[1];
}
template
template
{
this->value[0] = m.value[0];
this->value[1] = m.value[1];
}
template
GLM_FUNC_QUALIFIER tmat2x2
{}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(s, 0);
this->value[1] = col_type(0, s);
}
template
GLM_FUNC_QUALIFIER tmat2x2
(
T const & x0, T const & y0,
T const & x1, T const & y1
)
{
this->value[0] = col_type(x0, y0);
this->value[1] = col_type(x1, y1);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = v0;
this->value[1] = v1;
}
//////////////////////////////////////
// Conversion constructors
template
template
GLM_FUNC_QUALIFIER tmat2x2
(
X1 const & x1, Y1 const & y1,
X2 const & x2, Y2 const & y2
)
{
this->value[0] = col_type(static_cast
this->value[1] = col_type(static_cast
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(v1);
this->value[1] = col_type(v2);
}
//////////////////////////////////////////////////////////////
// mat2x2 matrix conversions
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(m[0]);
this->value[1] = col_type(m[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(m[0]);
this->value[1] = col_type(m[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(m[0]);
this->value[1] = col_type(m[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(m[0]);
this->value[1] = col_type(m[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = m[0];
this->value[1] = m[1];
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(m[0]);
this->value[1] = col_type(m[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = m[0];
this->value[1] = m[1];
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(m[0]);
this->value[1] = col_type(m[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = col_type(m[0]);
this->value[1] = col_type(m[1]);
}
//////////////////////////////////////
// Accesses
# ifdef GLM_FORCE_SIZE_FUNC
template
GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename tmat2x2
{
return 2;
}
template
GLM_FUNC_QUALIFIER typename tmat2x2
{
assert(i < this->size());
return this->value[i];
}
template
GLM_FUNC_QUALIFIER typename tmat2x2
{
assert(i < this->size());
return this->value[i];
}
# else
template
GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename tmat2x2
{
return 2;
}
template
GLM_FUNC_QUALIFIER typename tmat2x2
{
assert(i < this->length());
return this->value[i];
}
template
GLM_FUNC_QUALIFIER typename tmat2x2
{
assert(i < this->length());
return this->value[i];
}
# endif//GLM_FORCE_SIZE_FUNC
//////////////////////////////////////////////////////////////
// Unary updatable operators
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = m[0];
this->value[1] = m[1];
return *this;
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] = m[0];
this->value[1] = m[1];
return *this;
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] += s;
this->value[1] += s;
return *this;
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] += m[0];
this->value[1] += m[1];
return *this;
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] -= s;
this->value[1] -= s;
return *this;
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] -= m[0];
this->value[1] -= m[1];
return *this;
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] *= s;
this->value[1] *= s;
return *this;
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
return (*this = *this * m);
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
this->value[0] /= s;
this->value[1] /= s;
return *this;
}
template
template
GLM_FUNC_QUALIFIER tmat2x2
{
return (*this = *this * detail::compute_inverse
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
++this->value[0];
++this->value[1];
return *this;
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
–this->value[0];
–this->value[1];
return *this;
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
tmat2x2
++*this;
return Result;
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
tmat2x2
–*this;
return Result;
}
//////////////////////////////////////////////////////////////
// Binary operators
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m[0] + s,
m[1] + s);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m[0] + s,
m[1] + s);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m1[0] + m2[0],
m1[1] + m2[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m[0] – s,
m[1] – s);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
s – m[0],
s – m[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m1[0] – m2[0],
m1[1] – m2[1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m[0] * s,
m[1] * s);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m[0] * s,
m[1] * s);
}
template
GLM_FUNC_QUALIFIER typename tmat2x2
(
tmat2x2
typename tmat2x2
)
{
return tvec2
m[0][0] * v.x + m[1][0] * v.y,
m[0][1] * v.x + m[1][1] * v.y);
}
template
GLM_FUNC_QUALIFIER typename tmat2x2
(
typename tmat2x2
tmat2x2
)
{
return tvec2
v.x * m[0][0] + v.y * m[0][1],
v.x * m[1][0] + v.y * m[1][1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1],
m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1],
m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1],
m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1]);
}
template
GLM_FUNC_QUALIFIER tmat3x2
{
return tmat3x2
m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1],
m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1],
m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1],
m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1],
m1[0][0] * m2[2][0] + m1[1][0] * m2[2][1],
m1[0][1] * m2[2][0] + m1[1][1] * m2[2][1]);
}
template
GLM_FUNC_QUALIFIER tmat4x2
{
return tmat4x2
m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1],
m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1],
m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1],
m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1],
m1[0][0] * m2[2][0] + m1[1][0] * m2[2][1],
m1[0][1] * m2[2][0] + m1[1][1] * m2[2][1],
m1[0][0] * m2[3][0] + m1[1][0] * m2[3][1],
m1[0][1] * m2[3][0] + m1[1][1] * m2[3][1]);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
m[0] / s,
m[1] / s);
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
s / m[0],
s / m[1]);
}
template
GLM_FUNC_QUALIFIER typename tmat2x2
{
return detail::compute_inverse
}
template
GLM_FUNC_QUALIFIER typename tmat2x2
{
return v * detail::compute_inverse
}
template
GLM_FUNC_QUALIFIER tmat2x2
{
tmat2x2
return m1_copy /= m2;
}
// Unary constant operators
template
GLM_FUNC_QUALIFIER tmat2x2
{
return tmat2x2
-m[0],
-m[1]);
}
//////////////////////////////////////
// Boolean operators
template
GLM_FUNC_QUALIFIER bool operator==(tmat2x2
{
return (m1[0] == m2[0]) && (m1[1] == m2[1]);
}
template
GLM_FUNC_QUALIFIER bool operator!=(tmat2x2
{
return (m1[0] != m2[0]) || (m1[1] != m2[1]);
}
} //namespace glm