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Allow dragging of objects also along world Z axis in side views

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This commit is contained in:
Enrico Turri 2019-03-06 12:09:20 +01:00
parent 1bb5630eaa
commit de06db7989
1 changed files with 6 additions and 3 deletions
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9
src/slic3r/GUI/GLCanvas3D.cpp
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@ -5354,11 +5354,14 @@ void GLCanvas3D::on_mouse(wxMouseEvent& evt)
GLfloat matrix[16];
::glGetFloatv(GL_MODELVIEW_MATRIX, matrix);
Vec3d camera_right((double)matrix[0], (double)matrix[4], (double)matrix[8]);
Vec3d camera_up((double)matrix[1], (double)matrix[5], (double)matrix[9]);
// finds projection of the vector along the camera right axis
double projection = inters_vec.dot(camera_right);
// finds projection of the vector along the camera axes
double projection_x = inters_vec.dot(camera_right);
double projection_z = inters_vec.dot(camera_up);
cur_pos = m_mouse.drag.start_position_3D + projection * camera_right;
// apply offset
cur_pos = m_mouse.drag.start_position_3D + projection_x * camera_right + projection_z * camera_up;
}
else
{