Add explicit documentation about loadMesh behavior; specify that only…

… the first 8 distortion coefficients are used

include/depthai/pipeline/node/StereoDepth.hpp

@@ -147,6 +147,7 @@ class StereoDepth : public NodeCRTP<Node, StereoDepth, StereoDepthProperties> {
      * Specify local filesystem paths to the mesh calibration files for 'left' and 'right' inputs.
      *
      * When a mesh calibration is set, it overrides the camera intrinsics/extrinsics matrices.
+     * Overrides useHomographyRectification behavior.
      * Mesh format: a sequence of (y,x) points as 'float' with coordinates from the input image
      * to be mapped in the output. The mesh can be subsampled, configured by `setMeshStep`.
      *
@@ -160,6 +161,7 @@ class StereoDepth : public NodeCRTP<Node, StereoDepth, StereoDepthProperties> {
 
     /**
      * Specify mesh calibration data for 'left' and 'right' inputs, as vectors of bytes.
+     * Overrides useHomographyRectification behavior.
      * See `loadMeshFiles` for the expected data format
      */
     void loadMeshData(const std::vector<std::uint8_t>& dataLeft, const std::vector<std::uint8_t>& dataRight);
@@ -322,7 +324,8 @@ class StereoDepth : public NodeCRTP<Node, StereoDepth, StereoDepthProperties> {
      * @param useHomographyRectification true: 3x3 homography matrix generated from calibration data is used for stereo rectification, can't correct lens
      * distortion.
      * false: sparse mesh is generated on-device from calibration data with mesh step specified with setMeshStep (Default: (16, 16)), can correct lens
-     * distortion. Implementation for generating the mesh is same as opencv's initUndistortRectifyMap function.
+     * distortion. Implementation for generating the mesh is same as opencv's initUndistortRectifyMap function. Only the first 8 distortion coefficients are
+     * used from calibration data.
      */
     void useHomographyRectification(bool useHomographyRectification);
 };