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Revert "Display the Y angle properly when rotating from gizmo, partially helps #1479"

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This reverts commit 641135ba21.
This commit is contained in:
Rémi Verschelde 2017-08-27 18:25:12 +02:00
parent df70d283d8
commit b61462268e
1 changed files with 3 additions and 11 deletions
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14
core/math/matrix3.cpp
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@ -30,7 +30,7 @@
#include "matrix3.h"
#include "math_funcs.h"
#include "os/copymem.h"
#include "print_string.h"
#define cofac(row1, col1, row2, col2) \
(elements[row1][col1] * elements[row2][col2] - elements[row1][col2] * elements[row2][col1])
@ -169,16 +169,8 @@ Vector3 Matrix3::get_euler() const {
euler.y = Math::asin(m[0][2]);
if (euler.y < Math_PI * 0.5) {
if (euler.y > -Math_PI * 0.5) {
//if rotation is Y-only, return a proper -pi,pi range like in x or z for the same case.
if (m[1][0] == 0.0 && m[0][1] == 0.0 && m[0][0] < 0.0) {
if (euler.y > 0.0)
euler.y = Math_PI - euler.y;
else
euler.y = -(Math_PI + euler.y);
} else {
euler.x = Math::atan2(-m[1][2], m[2][2]);
euler.z = Math::atan2(-m[0][1], m[0][0]);
}
euler.x = Math::atan2(-m[1][2], m[2][2]);
euler.z = Math::atan2(-m[0][1], m[0][0]);
} else {
real_t r = Math::atan2(m[1][0], m[1][1]);