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-rw-r--r--core/math/camera_matrix.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/core/math/camera_matrix.h b/core/math/camera_matrix.h
index c10193bc84..5420fa2984 100644
--- a/core/math/camera_matrix.h
+++ b/core/math/camera_matrix.h
@@ -47,6 +47,7 @@ struct CameraMatrix {
real_t matrix[4][4];
+ float determinant() const;
void set_identity();
void set_zero();
void set_light_bias();