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Added EXT_quaternion_relational and EXT_quaternion_geometric extensions

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This commit is contained in:
Christophe Riccio 2018-08-08 18:36:20 +02:00
parent 8288f17558
commit ba8ee44b19
14 changed files with 549 additions and 229 deletions
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4
glm/detail/func_geometric.inl
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@ -180,7 +180,7 @@ namespace detail
{
return detail::compute_cross<T, Q, detail::is_aligned<Q>::value>::call(x, y);
}
/*
// normalize
template<typename genType>
GLM_FUNC_QUALIFIER genType normalize(genType const& x)
@ -189,7 +189,7 @@ namespace detail
return x < genType(0) ? genType(-1) : genType(1);
}
*/
template<length_t L, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<L, T, Q> normalize(vec<L, T, Q> const& x)
{

1
glm/detail/type_quat.hpp
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@ -19,6 +19,7 @@
#include "../detail/type_vec3.hpp"
#include "../detail/type_vec4.hpp"
#include "../ext/vector_relational.hpp"
#include "../ext/quaternion_relational.hpp"
#include "../gtc/constants.hpp"
#include "../gtc/matrix_transform.hpp"

6
glm/detail/type_quat.inl
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@ -1,8 +1,6 @@
/// @ref gtc_quaternion
#include "../trigonometric.hpp"
#include "../geometric.hpp"
#include "../exponential.hpp"
#include "../ext/quaternion_geometric.hpp"
#include <limits>
namespace glm{
@ -170,7 +168,7 @@ namespace detail
t = cross(u, v);
}
*this = normalize(qua<T, Q>(real_part, t.x, t.y, t.z));
*this = normalize(qua<T, Q>(real_part, t.x, t.y, t.z));
}
template<typename T, qualifier Q>

71
glm/ext/quaternion_geometric.hpp Normal file
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@ -0,0 +1,71 @@
/// @ref ext_quaternion_geometric
/// @file glm/ext/quaternion_geometric.hpp
///
/// @see core (dependence)
///
/// @defgroup ext_quaternion_geometric GLM_EXT_quaternion_geometric
/// @ingroup gtx
///
/// Include <glm/ext/quaternion_geometric.hpp> to use the features of this extension.
///
/// Defines a templated quaternion type and several quaternion operations.
#pragma once
// Dependency:
#include "../gtc/constants.hpp"
#include "../gtc/matrix_transform.hpp"
#include "../ext/vector_relational.hpp"
#include "../ext/quaternion_float.hpp"
#include "../ext/quaternion_float_precision.hpp"
#include "../ext/quaternion_double.hpp"
#include "../ext/quaternion_double_precision.hpp"
#include "../ext/quaternion_relational.hpp"
#include "../detail/type_mat3x3.hpp"
#include "../detail/type_mat4x4.hpp"
#include "../detail/type_vec3.hpp"
#include "../detail/type_vec4.hpp"
#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
# pragma message("GLM: GLM_GTC_quaternion extension included")
#endif
namespace glm
{
/// @addtogroup ext_quaternion_geometric
/// @{
/// Returns the length of the quaternion.
///
/// @tparam T Floating-point scalar types.
///
/// @see ext_quaternion_geometric
template<typename T, qualifier Q>
GLM_FUNC_DECL T length(qua<T, Q> const& q);
/// Returns the normalized quaternion.
///
/// @tparam T Floating-point scalar types.
///
/// @see ext_quaternion_geometric
template<typename T, qualifier Q>
GLM_FUNC_DECL qua<T, Q> normalize(qua<T, Q> const& q);
/// Returns dot product of q1 and q2, i.e., q1[0] * q2[0] + q1[1] * q2[1] + ...
///
/// @tparam T Floating-point scalar types.
///
/// @see ext_quaternion_geometric
template<typename T, qualifier Q>
GLM_FUNC_DECL T dot(qua<T, Q> const& x, qua<T, Q> const& y);
/// Compute a cross product between a quaternion and a vector.
///
/// @see ext_quaternion_geometric
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER qua<T, Q> cross(qua<T, Q> const& q1, qua<T, Q> const& q2);
/// @}
} //namespace glm
#include "quaternion_geometric.inl"

42
glm/ext/quaternion_geometric.inl Normal file
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@ -0,0 +1,42 @@
#include "../geometric.hpp"
#include "../exponential.hpp"
#include <limits>
namespace glm
{
// -- Operations --
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER T dot(qua<T, Q> const& x, qua<T, Q> const& y)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'dot' accepts only floating-point inputs");
return detail::compute_dot<qua<T, Q>, T, detail::is_aligned<Q>::value>::call(x, y);
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER T length(qua<T, Q> const& q)
{
return glm::sqrt(dot(q, q));
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER qua<T, Q> normalize(qua<T, Q> const& q)
{
T len = length(q);
if(len <= static_cast<T>(0)) // Problem
return qua<T, Q>(static_cast<T>(1), static_cast<T>(0), static_cast<T>(0), static_cast<T>(0));
T oneOverLen = T(1) / len;
return qua<T, Q>(q.w * oneOverLen, q.x * oneOverLen, q.y * oneOverLen, q.z * oneOverLen);
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER qua<T, Q> cross(qua<T, Q> const& q1, qua<T, Q> const& q2)
{
return qua<T, Q>(
q1.w * q2.w - q1.x * q2.x - q1.y * q2.y - q1.z * q2.z,
q1.w * q2.x + q1.x * q2.w + q1.y * q2.z - q1.z * q2.y,
q1.w * q2.y + q1.y * q2.w + q1.z * q2.x - q1.x * q2.z,
q1.w * q2.z + q1.z * q2.w + q1.x * q2.y - q1.y * q2.x);
}
}//namespace glm

100
glm/ext/quaternion_relational.hpp Normal file
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@ -0,0 +1,100 @@
/// @ref ext_quaternion_relational
/// @file glm/ext/quaternion_relational.hpp
///
/// @defgroup ext_quaternion_relational GLM_EXT_quaternion_relational
/// @ingroup gtc
///
/// Include <glm/ext/quaternion_relational.hpp> to use the features of this extension.
///
/// Defines a templated quaternion type and several quaternion operations.
#pragma once
// Dependency:
#include "../detail/qualifier.hpp"
#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
# pragma message("GLM: GLM_EXT_quaternion_relational extension included")
#endif
namespace glm
{
/// @addtogroup ext_quaternion_relational
/// @{
/// Returns the component-wise comparison result of x < y.
///
/// @tparam T Floating-point scalar types
/// @tparam Q Value from qualifier enum
///
/// @see ext_quaternion_relational
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<4, bool, Q> lessThan(qua<T, Q> const& x, qua<T, Q> const& y);
/// Returns the component-wise comparison of result x <= y.
///
/// @tparam T Floating-point scalar types
/// @tparam Q Value from qualifier enum
///
/// @see ext_quaternion_relational
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<4, bool, Q> lessThanEqual(qua<T, Q> const& x, qua<T, Q> const& y);
/// Returns the component-wise comparison of result x > y.
///
/// @tparam T Floating-point scalar types
/// @tparam Q Value from qualifier enum
///
/// @see ext_quaternion_relational
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<4, bool, Q> greaterThan(qua<T, Q> const& x, qua<T, Q> const& y);
/// Returns the component-wise comparison of result x >= y.
///
/// @tparam T Floating-point scalar types
/// @tparam Q Value from qualifier enum
///
/// @see ext_quaternion_relational
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<4, bool, Q> greaterThanEqual(qua<T, Q> const& x, qua<T, Q> const& y);
/// Returns the component-wise comparison of result x == y.
///
/// @tparam T Floating-point scalar types
/// @tparam Q Value from qualifier enum
///
/// @see ext_quaternion_relational
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<4, bool, Q> equal(qua<T, Q> const& x, qua<T, Q> const& y);
/// Returns the component-wise comparison of |x - y| < epsilon.
///
/// @tparam T Floating-point scalar types
/// @tparam Q Value from qualifier enum
///
/// @see ext_quaternion_relational
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<4, bool, Q> equal(qua<T, Q> const& x, qua<T, Q> const& y, T epsilon);
/// Returns the component-wise comparison of result x != y.
///
/// @tparam T Floating-point scalar types
/// @tparam Q Value from qualifier enum
///
/// @see ext_quaternion_relational
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<4, bool, Q> notEqual(qua<T, Q> const& x, qua<T, Q> const& y);
/// Returns the component-wise comparison of |x - y| >= epsilon.
///
/// @tparam T Floating-point scalar types
/// @tparam Q Value from qualifier enum
///
/// @see ext_quaternion_relational
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<4, bool, Q> notEqual(qua<T, Q> const& x, qua<T, Q> const& y, T epsilon);
/// @}
} //namespace glm
#include "quaternion_relational.inl"

71
glm/ext/quaternion_relational.inl Normal file
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@ -0,0 +1,71 @@
namespace glm
{
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> lessThan(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = x[i] < y[i];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> lessThanEqual(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = x[i] <= y[i];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> greaterThan(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = x[i] > y[i];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> greaterThanEqual(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = x[i] >= y[i];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> equal(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = detail::compute_equal<T, std::numeric_limits<T>::is_iec559>::call(x[i], y[i]);
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> equal(qua<T, Q> const& x, qua<T, Q> const& y, T epsilon)
{
vec<4, T, Q> v(x.x - y.x, x.y - y.y, x.z - y.z, x.w - y.w);
return lessThan(abs(v), vec<4, T, Q>(epsilon));
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> notEqual(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = !detail::compute_equal<T, std::numeric_limits<T>::is_iec559>::call(x[i], y[i]);
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> notEqual(qua<T, Q> const& x, qua<T, Q> const& y, T epsilon)
{
vec<4, T, Q> v(x.x - y.x, x.y - y.y, x.z - y.z, x.w - y.w);
return greaterThanEqual(abs(v), vec<4, T, Q>(epsilon));
}
}//namespace glm

1
glm/ext/vector_relational.hpp
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@ -13,7 +13,6 @@
#pragma once
// Dependencies
#include "../detail/setup.hpp"
#include "../detail/qualifier.hpp"
#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)

10
glm/gtc/quaternion.hpp
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@ -21,6 +21,8 @@
#include "../ext/quaternion_float_precision.hpp"
#include "../ext/quaternion_double.hpp"
#include "../ext/quaternion_double_precision.hpp"
#include "../ext/quaternion_relational.hpp"
#include "../ext/quaternion_geometric.hpp"
#include "../detail/type_mat3x3.hpp"
#include "../detail/type_mat4x4.hpp"
#include "../detail/type_vec3.hpp"
@ -35,14 +37,6 @@ namespace glm
/// @addtogroup gtc_quaternion
/// @{
// -- Boolean operators --
template<typename T, qualifier Q>
GLM_FUNC_DECL GLM_CONSTEXPR bool operator==(qua<T, Q> const& q1, qua<T, Q> const& q2);
template<typename T, qualifier Q>
GLM_FUNC_DECL GLM_CONSTEXPR bool operator!=(qua<T, Q> const& q1, qua<T, Q> const& q2);
/// Builds an identity quaternion.
template<typename genType>
GLM_FUNC_DECL GLM_CONSTEXPR genType identity();

101
glm/gtc/quaternion.inl
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@ -9,39 +9,6 @@
namespace glm
{
// -- Operations --
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER T dot(qua<T, Q> const& x, qua<T, Q> const& y)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'dot' accepts only floating-point inputs");
return detail::compute_dot<qua<T, Q>, T, detail::is_aligned<Q>::value>::call(x, y);
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER T length(qua<T, Q> const& q)
{
return glm::sqrt(dot(q, q));
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER qua<T, Q> normalize(qua<T, Q> const& q)
{
T len = length(q);
if(len <= T(0)) // Problem
return qua<T, Q>(static_cast<T>(1), static_cast<T>(0), static_cast<T>(0), static_cast<T>(0));
T oneOverLen = T(1) / len;
return qua<T, Q>(q.w * oneOverLen, q.x * oneOverLen, q.y * oneOverLen, q.z * oneOverLen);
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER qua<T, Q> cross(qua<T, Q> const& q1, qua<T, Q> const& q2)
{
return qua<T, Q>(
q1.w * q2.w - q1.x * q2.x - q1.y * q2.y - q1.z * q2.z,
q1.w * q2.x + q1.x * q2.w + q1.y * q2.z - q1.z * q2.y,
q1.w * q2.y + q1.y * q2.w + q1.z * q2.x - q1.x * q2.z,
q1.w * q2.z + q1.z * q2.w + q1.x * q2.y - q1.y * q2.x);
}
/*
// (x * sin(1 - a) * angle / sin(angle)) + (y * sin(a) * angle / sin(angle))
template<typename T, qualifier Q>
@ -354,74 +321,6 @@ namespace glm
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> lessThan(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = x[i] < y[i];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> lessThanEqual(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = x[i] <= y[i];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> greaterThan(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = x[i] > y[i];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> greaterThanEqual(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = x[i] >= y[i];
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> equal(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = detail::compute_equal<T, std::numeric_limits<T>::is_iec559>::call(x[i], y[i]);
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> equal(qua<T, Q> const& x, qua<T, Q> const& y, T epsilon)
{
vec<4, T, Q> v(x.x - y.x, x.y - y.y, x.z - y.z, x.w - y.w);
return lessThan(abs(v), vec<4, T, Q>(epsilon));
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> notEqual(qua<T, Q> const& x, qua<T, Q> const& y)
{
vec<4, bool, Q> Result;
for(length_t i = 0; i < x.length(); ++i)
Result[i] = !detail::compute_equal<T, std::numeric_limits<T>::is_iec559>::call(x[i], y[i]);
return Result;
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> notEqual(qua<T, Q> const& x, qua<T, Q> const& y, T epsilon)
{
vec<4, T, Q> v(x.x - y.x, x.y - y.y, x.z - y.z, x.w - y.w);
return greaterThanEqual(abs(v), vec<4, T, Q>(epsilon));
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> isnan(qua<T, Q> const& q)
{

2
test/ext/CMakeLists.txt
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@ -1,4 +1,6 @@
glmCreateTestGTC(ext_matrix_relational)
glmCreateTestGTC(ext_quaternion_relational)
glmCreateTestGTC(ext_quaternion_type)
glmCreateTestGTC(ext_scalar_relational)
glmCreateTestGTC(ext_vec1)
glmCreateTestGTC(ext_vector_vec1)

127
test/ext/ext_quaternion_relational.cpp Normal file
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@ -0,0 +1,127 @@
#include <glm/gtc/constants.hpp>
#include <glm/ext/vector_relational.hpp>
#include <glm/ext/vector_float1.hpp>
#include <glm/ext/vector_float1_precision.hpp>
#include <glm/ext/vector_float2.hpp>
#include <glm/ext/vector_float3.hpp>
#include <glm/ext/vector_float4.hpp>
template <typename genType>
static int test_operators()
{
int Error = 0;
{
genType const A(1);
genType const B(1);
genType const C = A + B;
Error += glm::all(glm::equal(C, genType(2), glm::epsilon<float>())) ? 0 : 1;
genType const D = A - B;
Error += glm::all(glm::equal(D, genType(0), glm::epsilon<float>())) ? 0 : 1;
genType const E = A * B;
Error += glm::all(glm::equal(E, genType(1), glm::epsilon<float>())) ? 0 : 1;
genType const F = A / B;
Error += glm::all(glm::equal(F, genType(1), glm::epsilon<float>())) ? 0 : 1;
}
return Error;
}
template <typename genType>
static int test_ctor()
{
int Error = 0;
glm::vec1 const A = genType(1);
glm::vec1 const E(genType(1));
Error += glm::all(glm::equal(A, E, glm::epsilon<float>())) ? 0 : 1;
glm::vec1 const F(E);
Error += glm::all(glm::equal(A, F, glm::epsilon<float>())) ? 0 : 1;
genType const B = genType(1);
genType const G(glm::vec2(1));
Error += glm::all(glm::equal(B, G, glm::epsilon<float>())) ? 0 : 1;
genType const H(glm::vec3(1));
Error += glm::all(glm::equal(B, H, glm::epsilon<float>())) ? 0 : 1;
genType const I(glm::vec4(1));
Error += glm::all(glm::equal(B, I, glm::epsilon<float>())) ? 0 : 1;
return Error;
}
template <typename genType>
static int test_size()
{
int Error = 0;
Error += sizeof(glm::vec1) == sizeof(genType) ? 0 : 1;
Error += genType().length() == 1 ? 0 : 1;
Error += genType::length() == 1 ? 0 : 1;
return Error;
}
template <typename genType>
static int test_relational()
{
int Error = 0;
genType const A(1);
genType const B(1);
genType const C(0);
Error += all(equal(A, B, glm::epsilon<float>())) ? 0 : 1;
Error += any(notEqual(A, C, glm::epsilon<float>())) ? 0 : 1;
return Error;
}
template <typename genType>
static int test_constexpr()
{
# if GLM_CONFIG_CONSTEXP == GLM_ENABLE
static_assert(genType::length() == 1, "GLM: Failed constexpr");
# endif
return 0;
}
int main()
{
int Error = 0;
Error += test_operators<glm::vec1>();
Error += test_operators<glm::lowp_vec1>();
Error += test_operators<glm::mediump_vec1>();
Error += test_operators<glm::highp_vec1>();
Error += test_ctor<glm::vec1>();
Error += test_ctor<glm::lowp_vec1>();
Error += test_ctor<glm::mediump_vec1>();
Error += test_ctor<glm::highp_vec1>();
Error += test_size<glm::vec1>();
Error += test_size<glm::lowp_vec1>();
Error += test_size<glm::mediump_vec1>();
Error += test_size<glm::highp_vec1>();
Error += test_relational<glm::vec1>();
Error += test_relational<glm::lowp_vec1>();
Error += test_relational<glm::mediump_vec1>();
Error += test_relational<glm::highp_vec1>();
Error += test_constexpr<glm::vec1>();
Error += test_constexpr<glm::lowp_vec1>();
Error += test_constexpr<glm::mediump_vec1>();
Error += test_constexpr<glm::highp_vec1>();
return Error;
}

113
test/ext/ext_quaternion_type.cpp Normal file
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@ -0,0 +1,113 @@
#include <glm/gtc/constants.hpp>
#include <glm/ext/quaternion_relational.hpp>
#include <glm/ext/quaternion_float.hpp>
#include <glm/ext/quaternion_float_precision.hpp>
#include <glm/ext/quaternion_double.hpp>
#include <glm/ext/quaternion_double_precision.hpp>
#include <glm/ext/vector_float3.hpp>
#include <vector>
static int test_ctr()
{
int Error(0);
# if GLM_HAS_TRIVIAL_QUERIES
// Error += std::is_trivially_default_constructible<glm::quat>::value ? 0 : 1;
// Error += std::is_trivially_default_constructible<glm::dquat>::value ? 0 : 1;
// Error += std::is_trivially_copy_assignable<glm::quat>::value ? 0 : 1;
// Error += std::is_trivially_copy_assignable<glm::dquat>::value ? 0 : 1;
Error += std::is_trivially_copyable<glm::quat>::value ? 0 : 1;
Error += std::is_trivially_copyable<glm::dquat>::value ? 0 : 1;
Error += std::is_copy_constructible<glm::quat>::value ? 0 : 1;
Error += std::is_copy_constructible<glm::dquat>::value ? 0 : 1;
# endif
# if GLM_HAS_INITIALIZER_LISTS
{
glm::quat A{0, 1, 2, 3};
std::vector<glm::quat> B{
{0, 1, 2, 3},
{0, 1, 2, 3}};
}
# endif//GLM_HAS_INITIALIZER_LISTS
return Error;
}
static int test_two_axis_ctr()
{
int Error = 0;
glm::quat const q1(glm::vec3(1, 0, 0), glm::vec3(0, 1, 0));
glm::vec3 const v1 = q1 * glm::vec3(1, 0, 0);
Error += glm::all(glm::equal(v1, glm::vec3(0, 1, 0), 0.0001f)) ? 0 : 1;
glm::quat const q2 = q1 * q1;
glm::vec3 const v2 = q2 * glm::vec3(1, 0, 0);
Error += glm::all(glm::equal(v2, glm::vec3(-1, 0, 0), 0.0001f)) ? 0 : 1;
glm::quat const q3(glm::vec3(1, 0, 0), glm::vec3(-1, 0, 0));
glm::vec3 const v3 = q3 * glm::vec3(1, 0, 0);
Error += glm::all(glm::equal(v3, glm::vec3(-1, 0, 0), 0.0001f)) ? 0 : 1;
glm::quat const q4(glm::vec3(0, 1, 0), glm::vec3(0, -1, 0));
glm::vec3 const v4 = q4 * glm::vec3(0, 1, 0);
Error += glm::all(glm::equal(v4, glm::vec3(0, -1, 0), 0.0001f)) ? 0 : 1;
glm::quat const q5(glm::vec3(0, 0, 1), glm::vec3(0, 0, -1));
glm::vec3 const v5 = q5 * glm::vec3(0, 0, 1);
Error += glm::all(glm::equal(v5, glm::vec3(0, 0, -1), 0.0001f)) ? 0 : 1;
return Error;
}
static int test_size()
{
int Error = 0;
std::size_t const A = sizeof(glm::quat);
Error += 16 == A ? 0 : 1;
std::size_t const B = sizeof(glm::dquat);
Error += 32 == B ? 0 : 1;
Error += glm::quat().length() == 4 ? 0 : 1;
Error += glm::dquat().length() == 4 ? 0 : 1;
Error += glm::quat::length() == 4 ? 0 : 1;
Error += glm::dquat::length() == 4 ? 0 : 1;
return Error;
}
static int test_precision()
{
int Error = 0;
Error += sizeof(glm::lowp_quat) <= sizeof(glm::mediump_quat) ? 0 : 1;
Error += sizeof(glm::mediump_quat) <= sizeof(glm::highp_quat) ? 0 : 1;
return Error;
}
static int test_constexpr()
{
#if GLM_HAS_CONSTEXPR
static_assert(glm::quat::length() == 4, "GLM: Failed constexpr");
static_assert(glm::quat(1.0f, glm::vec3(0.0f)).w > 0.0f, "GLM: Failed constexpr");
#endif
return 0;
}
int main()
{
int Error = 0;
Error += test_ctr();
Error += test_two_axis_ctr();
Error += test_size();
Error += test_precision();
Error += test_constexpr();
return Error;
}

129
test/gtc/gtc_quaternion.cpp
View File

@ -73,16 +73,6 @@ int test_quat_mix()
return Error;
}
int test_quat_precision()
{
int Error = 0;
Error += sizeof(glm::lowp_quat) <= sizeof(glm::mediump_quat) ? 0 : 1;
Error += sizeof(glm::mediump_quat) <= sizeof(glm::highp_quat) ? 0 : 1;
return Error;
}
int test_quat_normalize()
{
int Error(0);
@ -204,7 +194,21 @@ int test_quat_slerp()
return Error;
}
int test_quat_mul()
static int test_quat_mul_vec()
{
int Error(0);
glm::quat q = glm::angleAxis(glm::pi<float>() * 0.5f, glm::vec3(0, 0, 1));
glm::vec3 v(1, 0, 0);
glm::vec3 u(q * v);
glm::vec3 w(u * q);
Error += glm::all(glm::equal(v, w, 0.01f)) ? 0 : 1;
return Error;
}
static int test_mul()
{
int Error = 0;
@ -227,102 +231,6 @@ int test_quat_mul()
return Error;
}
int test_quat_two_axis_ctr()
{
int Error = 0;
glm::quat const q1(glm::vec3(1, 0, 0), glm::vec3(0, 1, 0));
glm::vec3 const v1 = q1 * glm::vec3(1, 0, 0);
Error += glm::all(glm::equal(v1, glm::vec3(0, 1, 0), 0.0001f)) ? 0 : 1;
glm::quat const q2 = q1 * q1;
glm::vec3 const v2 = q2 * glm::vec3(1, 0, 0);
Error += glm::all(glm::equal(v2, glm::vec3(-1, 0, 0), 0.0001f)) ? 0 : 1;
glm::quat const q3(glm::vec3(1, 0, 0), glm::vec3(-1, 0, 0));
glm::vec3 const v3 = q3 * glm::vec3(1, 0, 0);
Error += glm::all(glm::equal(v3, glm::vec3(-1, 0, 0), 0.0001f)) ? 0 : 1;
glm::quat const q4(glm::vec3(0, 1, 0), glm::vec3(0, -1, 0));
glm::vec3 const v4 = q4 * glm::vec3(0, 1, 0);
Error += glm::all(glm::equal(v4, glm::vec3(0, -1, 0), 0.0001f)) ? 0 : 1;
glm::quat const q5(glm::vec3(0, 0, 1), glm::vec3(0, 0, -1));
glm::vec3 const v5 = q5 * glm::vec3(0, 0, 1);
Error += glm::all(glm::equal(v5, glm::vec3(0, 0, -1), 0.0001f)) ? 0 : 1;
return Error;
}
int test_quat_mul_vec()
{
int Error(0);
glm::quat q = glm::angleAxis(glm::pi<float>() * 0.5f, glm::vec3(0, 0, 1));
glm::vec3 v(1, 0, 0);
glm::vec3 u(q * v);
glm::vec3 w(u * q);
Error += glm::all(glm::equal(v, w, 0.01f)) ? 0 : 1;
return Error;
}
int test_quat_ctr()
{
int Error(0);
# if GLM_HAS_TRIVIAL_QUERIES
// Error += std::is_trivially_default_constructible<glm::quat>::value ? 0 : 1;
// Error += std::is_trivially_default_constructible<glm::dquat>::value ? 0 : 1;
// Error += std::is_trivially_copy_assignable<glm::quat>::value ? 0 : 1;
// Error += std::is_trivially_copy_assignable<glm::dquat>::value ? 0 : 1;
Error += std::is_trivially_copyable<glm::quat>::value ? 0 : 1;
Error += std::is_trivially_copyable<glm::dquat>::value ? 0 : 1;
Error += std::is_copy_constructible<glm::quat>::value ? 0 : 1;
Error += std::is_copy_constructible<glm::dquat>::value ? 0 : 1;
# endif
# if GLM_HAS_INITIALIZER_LISTS
{
glm::quat A{0, 1, 2, 3};
std::vector<glm::quat> B{
{0, 1, 2, 3},
{0, 1, 2, 3}};
}
# endif//GLM_HAS_INITIALIZER_LISTS
return Error;
}
int test_size()
{
int Error = 0;
std::size_t const A = sizeof(glm::quat);
Error += 16 == A ? 0 : 1;
std::size_t const B = sizeof(glm::dquat);
Error += 32 == B ? 0 : 1;
Error += glm::quat().length() == 4 ? 0 : 1;
Error += glm::dquat().length() == 4 ? 0 : 1;
Error += glm::quat::length() == 4 ? 0 : 1;
Error += glm::dquat::length() == 4 ? 0 : 1;
return Error;
}
static int test_constexpr()
{
#if GLM_HAS_CONSTEXPR
static_assert(glm::quat::length() == 4, "GLM: Failed constexpr");
static_assert(glm::quat(1.0f, glm::vec3(0.0f)).w > 0.0f, "GLM: Failed constexpr");
#endif
return 0;
}
int test_identity()
{
int Error = 0;
@ -344,19 +252,14 @@ int main()
{
int Error = 0;
Error += test_quat_ctr();
Error += test_mul();
Error += test_quat_mul_vec();
Error += test_quat_two_axis_ctr();
Error += test_quat_mul();
Error += test_quat_precision();
Error += test_quat_angle();
Error += test_quat_angleAxis();
Error += test_quat_mix();
Error += test_quat_normalize();
Error += test_quat_euler();
Error += test_quat_slerp();
Error += test_size();
Error += test_constexpr();
Error += test_identity();
return Error;