diff options
Diffstat (limited to 'core/math/camera_matrix.cpp')
| -rw-r--r-- | core/math/camera_matrix.cpp | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/core/math/camera_matrix.cpp b/core/math/camera_matrix.cpp index c154d57a13..f29cb7a269 100644 --- a/core/math/camera_matrix.cpp +++ b/core/math/camera_matrix.cpp @@ -31,7 +31,7 @@ #include "camera_matrix.h" #include "core/math/math_funcs.h" -#include "core/print_string.h" +#include "core/string/print_string.h" float CameraMatrix::determinant() const { return matrix[0][3] * matrix[1][2] * matrix[2][1] * matrix[3][0] - matrix[0][2] * matrix[1][3] * matrix[2][1] * matrix[3][0] - @@ -655,6 +655,17 @@ real_t CameraMatrix::get_fov() const { } } +float CameraMatrix::get_lod_multiplier() const { + if (is_orthogonal()) { + return get_viewport_half_extents().x; + } else { + float zn = get_z_near(); + float width = get_viewport_half_extents().x * 2.0; + return 1.0 / (zn / width); + } + + //usage is lod_size / (lod_distance * multiplier) < threshold +} void CameraMatrix::make_scale(const Vector3 &p_scale) { set_identity(); matrix[0][0] = p_scale.x; |