add missing rotate x coord

src/port/interpolation/FrameInterpolation.cpp

@@ -530,7 +530,7 @@ void FrameInterpolation_RecordMarker(const char* file, int line) {
     if (!is_recording)
         return;
 
-    // append(Op::Marker).marker = { file, line };
+    append(Op::Marker).marker = { file, line };
 }
 
 void FrameInterpolation_RecordMatrixPop(Mat4* matrix) {

src/racing/math_util.c

@@ -333,6 +333,7 @@ void func_802B5794(Mat4 mtx, Vec3f from, Vec3f to) {
 
 // create a rotation matrix around the x axis
 void mtxf_rotate_x(Mat4 mat, s16 angle) {
+    FrameInterpolation_RecordMatrixRotate1Coord(&mat, 0, angle);
     f32 sin_theta = sins(angle);
     f32 cos_theta = coss(angle);