mirror/glm
1
0
Fork 0
mirror of https://github.com/g-truc/glm.git synced 2024-11-23 01:14:34 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fixed VC2013 build

Browse Source
This commit is contained in:
Groove 2018-07-24 20:15:08 +02:00
parent 508d0bcbb1
commit e1cddde7d5
2 changed files with 18 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
glm/gtx/matrix_interpolation.hpp
View File

@ -33,31 +33,26 @@ namespace glm
/// From GLM_GTX_matrix_interpolation extension.
template<typename T, qualifier Q>
GLM_FUNC_DECL void axisAngle(
mat<4, 4, T, Q> const& mat,
vec<3, T, Q> & axis,
T & angle);
mat<4, 4, T, Q> const& Mat, vec<3, T, Q> & Axis, T & Angle);
/// Build a matrix from axis and angle.
/// From GLM_GTX_matrix_interpolation extension.
template<typename T, qualifier Q>
GLM_FUNC_DECL mat<4, 4, T, Q> axisAngleMatrix(
vec<3, T, Q> const& axis,
T const angle);
vec<3, T, Q> const& Axis, T const Angle);
/// Extracts the rotation part of a matrix.
/// From GLM_GTX_matrix_interpolation extension.
template<typename T, qualifier Q>
GLM_FUNC_DECL mat<4, 4, T, Q> extractMatrixRotation(
mat<4, 4, T, Q> const& mat);
mat<4, 4, T, Q> const& Mat);
/// Build a interpolation of 4 * 4 matrixes.
/// From GLM_GTX_matrix_interpolation extension.
/// Warning! works only with rotation and/or translation matrixes, scale will generate unexpected results.
template<typename T, qualifier Q>
GLM_FUNC_DECL mat<4, 4, T, Q> interpolate(
mat<4, 4, T, Q> const& m1,
mat<4, 4, T, Q> const& m2,
T const delta);
mat<4, 4, T, Q> const& m1, mat<4, 4, T, Q> const& m2, T const Delta);
/// @}
}//namespace glm

28
glm/gtx/matrix_interpolation.inl
View File

@ -6,14 +6,14 @@
namespace glm
{
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER void axisAngle(mat<4, 4, T, Q> const& mat, vec<3, T, Q> & axis, T & angle)
GLM_FUNC_QUALIFIER void axisAngle(mat<4, 4, T, Q> const& m, vec<3, T, Q> & axis, T& angle)
{
T epsilon = static_cast<T>(0.01);
T epsilon2 = static_cast<T>(0.1);
if((abs(mat[1][0] - mat[0][1]) < epsilon) && (abs(mat[2][0] - mat[0][2]) < epsilon) && (abs(mat[2][1] - mat[1][2]) < epsilon))
if((abs(m[1][0] - m[0][1]) < epsilon) && (abs(m[2][0] - m[0][2]) < epsilon) && (abs(m[2][1] - m[1][2]) < epsilon))
{
if ((abs(mat[1][0] + mat[0][1]) < epsilon2) && (abs(mat[2][0] + mat[0][2]) < epsilon2) && (abs(mat[2][1] + mat[1][2]) < epsilon2) && (abs(mat[0][0] + mat[1][1] + mat[2][2] - static_cast<T>(3.0)) < epsilon2))
if ((abs(m[1][0] + m[0][1]) < epsilon2) && (abs(m[2][0] + m[0][2]) < epsilon2) && (abs(m[2][1] + m[1][2]) < epsilon2) && (abs(m[0][0] + m[1][1] + m[2][2] - static_cast<T>(3.0)) < epsilon2))
{
angle = static_cast<T>(0.0);
axis.x = static_cast<T>(1.0);
@ -22,12 +22,12 @@ namespace glm
return;
}
angle = static_cast<T>(3.1415926535897932384626433832795);
T xx = (mat[0][0] + static_cast<T>(1.0)) * static_cast<T>(0.5);
T yy = (mat[1][1] + static_cast<T>(1.0)) * static_cast<T>(0.5);
T zz = (mat[2][2] + static_cast<T>(1.0)) * static_cast<T>(0.5);
T xy = (mat[1][0] + mat[0][1]) * static_cast<T>(0.25);
T xz = (mat[2][0] + mat[0][2]) * static_cast<T>(0.25);
T yz = (mat[2][1] + mat[1][2]) * static_cast<T>(0.25);
T xx = (m[0][0] + static_cast<T>(1.0)) * static_cast<T>(0.5);
T yy = (m[1][1] + static_cast<T>(1.0)) * static_cast<T>(0.5);
T zz = (m[2][2] + static_cast<T>(1.0)) * static_cast<T>(0.5);
T xy = (m[1][0] + m[0][1]) * static_cast<T>(0.25);
T xz = (m[2][0] + m[0][2]) * static_cast<T>(0.25);
T yz = (m[2][1] + m[1][2]) * static_cast<T>(0.25);
if((xx > yy) && (xx > zz))
{
if(xx < epsilon)
@ -75,17 +75,17 @@ namespace glm
}
return;
}
T s = sqrt((mat[2][1] - mat[1][2]) * (mat[2][1] - mat[1][2]) + (mat[2][0] - mat[0][2]) * (mat[2][0] - mat[0][2]) + (mat[1][0] - mat[0][1]) * (mat[1][0] - mat[0][1]));
T s = sqrt((m[2][1] - m[1][2]) * (m[2][1] - m[1][2]) + (m[2][0] - m[0][2]) * (m[2][0] - m[0][2]) + (m[1][0] - m[0][1]) * (m[1][0] - m[0][1]));
if (glm::abs(s) < T(0.001))
s = static_cast<T>(1);
T const angleCos = (mat[0][0] + mat[1][1] + mat[2][2] - static_cast<T>(1)) * static_cast<T>(0.5);
T const angleCos = (m[0][0] + m[1][1] + m[2][2] - static_cast<T>(1)) * static_cast<T>(0.5);
if(angleCos - static_cast<T>(1) < epsilon)
angle = pi<T>() * static_cast<T>(0.25);
else
angle = acos(angleCos);
axis.x = (mat[1][2] - mat[2][1]) / s;
axis.y = (mat[2][0] - mat[0][2]) / s;
axis.z = (mat[0][1] - mat[1][0]) / s;
axis.x = (m[1][2] - m[2][1]) / s;
axis.y = (m[2][0] - m[0][2]) / s;
axis.z = (m[0][1] - m[1][0]) / s;
}
template<typename T, qualifier Q>