anulax
/
glm
1
0
Fork 0
Code Issues Pull Requests Packages project_board Releases Wiki Activity

Make matrix relational constexpr

Browse Source
master
Christophe Riccio ago%!(EXTRA string=7 years)
parent 65655abd32
commit cf6bf16d62
2 changed files with 69 additions and 17 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 12
      glm/ext/matrix_relational.hpp
  2. 74
      glm/ext/matrix_relational.inl

12
glm/ext/matrix_relational.hpp
Unescape View File

@ -35,7 +35,7 @@ namespace glm
///
/// @see ext_matrix_relational
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_DECL vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y);
GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y);
/// Returns the component-wise comparison of |x - y| < epsilon.
/// True if this expression is satisfied.
@ -47,7 +47,7 @@ namespace glm
///
/// @see ext_matrix_relational
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_DECL vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, T epsilon);
GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, T epsilon);
/// Returns the component-wise comparison of |x - y| < epsilon.
/// True if this expression is satisfied.
@ -59,7 +59,7 @@ namespace glm
///
/// @see ext_matrix_relational
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_DECL vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, vec<C, T, Q> const& epsilon);
GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, vec<C, T, Q> const& epsilon);
/// Perform a component-wise not-equal-to comparison of two matrices.
/// Return a boolean vector which components value is True if this expression is satisfied per column of the matrices.
@ -71,7 +71,7 @@ namespace glm
///
/// @see ext_matrix_relational
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_DECL vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y);
GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y);
/// Returns the component-wise comparison of |x - y| < epsilon.
/// True if this expression is not satisfied.
@ -83,7 +83,7 @@ namespace glm
///
/// @see ext_matrix_relational
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_DECL vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, T epsilon);
GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, T epsilon);
/// Returns the component-wise comparison of |x - y| >= epsilon.
/// True if this expression is not satisfied.
@ -95,7 +95,7 @@ namespace glm
///
/// @see ext_vector_relational
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_DECL vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, vec<C, T, Q> const& epsilon);
GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, vec<C, T, Q> const& epsilon);
/// @}
}//namespace glm

74
glm/ext/matrix_relational.inl
Unescape View File

@ -5,47 +5,99 @@
#include "../ext/vector_relational.hpp"
#include "../common.hpp"
namespace glm
namespace glm{
namespace detail
{
enum matrix_relational_type
{
MAT_EQUAL,
MAT_NOT_EQUAL
};
template <relational_type R>
struct matrix_relational
{
template<typename vecType, typename T>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR static bool call(vecType const& Src0, vecType const& Src1, T Epsilon);
};
template <>
struct matrix_relational<EQUAL>
{
template<typename vecType, typename T>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR static bool call(vecType const& Src0, vecType const& Src1, T Epsilon)
{
return all(equal(Src0, Src1, Epsilon));
}
};
template <>
struct matrix_relational<NOT_EQUAL>
{
template<typename vecType, typename T>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR static bool call(vecType const& Src0, vecType const& Src1, T Epsilon)
{
return any(notEqual(Src0, Src1, Epsilon));
}
};
template<length_t I, length_t N, relational_type R>
struct loop_matrix_relational
{
template<typename vecBType, typename matType, typename vecType>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR static void call(vecBType& Dst, matType const& Src0, matType const& Src1, vecType const& Epsilon)
{
Dst[I] = matrix_relational<R>::call(Src0[I], Src1[I], Epsilon[I]);
loop_matrix_relational<I + 1, N, R>::call(Dst, Src0, Src1, Epsilon);
}
};
template <length_t N, relational_type R>
struct loop_matrix_relational<N, N, R>
{
template<typename vecBType, typename matType, typename vecType>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR static void call(vecBType&, matType const&, matType const&, vecType const&)
{}
};
}//namespace detail
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<C, bool, Q> equal(mat<C, R, T, Q> const& a, mat<C, R, T, Q> const& b)
GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& a, mat<C, R, T, Q> const& b)
{
return equal(a, b, static_cast<T>(0));
}
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<C, bool, Q> equal(mat<C, R, T, Q> const& a, mat<C, R, T, Q> const& b, T epsilon)
GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& a, mat<C, R, T, Q> const& b, T epsilon)
{
return equal(a, b, vec<C, T, Q>(epsilon));
}
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<C, bool, Q> equal(mat<C, R, T, Q> const& a, mat<C, R, T, Q> const& b, vec<C, T, Q> const& epsilon)
GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& a, mat<C, R, T, Q> const& b, vec<C, T, Q> const& epsilon)
{
vec<C, bool, Q> Result;
for(length_t i = 0, n = C; i < n; ++i)
Result[i] = all(equal(a[i], b[i], epsilon[i]));
detail::loop_matrix_relational<0, C, detail::EQUAL>::call(Result, a, b, epsilon);
return Result;
}
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y)
GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y)
{
return notEqual(x, y, static_cast<T>(0));
}
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, T epsilon)
GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, T epsilon)
{
return notEqual(x, y, vec<C, T, Q>(epsilon));
}
template<length_t C, length_t R, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& a, mat<C, R, T, Q> const& b, vec<C, T, Q> const& epsilon)
GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& a, mat<C, R, T, Q> const& b, vec<C, T, Q> const& epsilon)
{
vec<C, bool, Q> Result;
for(length_t i = 0, n = C; i < n; ++i)
Result[i] = any(notEqual(a[i], b[i], epsilon[i]));
detail::loop_matrix_relational<0, C, detail::NOT_EQUAL>::call(Result, a, b, epsilon);
return Result;
}
}//namespace glm

Write Preview
Loading…
Cancel
Save