void HorizontalCollisions(ref Vector3 velocity)
{
float directionX = Mathf.Sign(velocity.x);
float rayLength = Mathf.Abs(velocity.x) + SkinWidth;
for (int i = 0; i < HorizontalRayCount; i++)
{
Vector2 rayOrigin = (directionX == -1) ? raycastOrigins.bottomLeft : raycastOrigins.bottomRight;
rayOrigin += Vector2.up * (_horizontalRaySpacing * i);
RaycastHit2D hit = Physics2D.Raycast(rayOrigin, Vector2.right * directionX, rayLength, CollisionMask);
Debug.DrawRay(rayOrigin, Vector2.right * directionX * rayLength, Color.red);
if (hit)
{
float slopeAngle = Vector2.Angle(hit.normal, Vector2.up);
if (i == 0 && slopeAngle <= MaxClimbAngle)
{
if (collisions.descendingSlope)
{
collisions.descendingSlope = false;
velocity = collisions.velocityOld;
}
float distanceToSlopeStart = 0;
if (slopeAngle != collisions.slopeAngleOld)
{
distanceToSlopeStart = hit.distance - SkinWidth;
velocity.x = distanceToSlopeStart * directionX;
}
ClimbSlope(ref velocity, slopeAngle);
velocity.x += distanceToSlopeStart * directionX;
}
if (!collisions.climbingSlope || slopeAngle > MaxClimbAngle)
{
movement.HoldLeftWall(directionX);
velocity.x = (hit.distance - SkinWidth) * directionX;
rayLength = hit.distance;
if (collisions.climbingSlope)
{
velocity.y = Mathf.Tan(collisions.slopeAngle * Mathf.Deg2Rad) * Mathf.Abs(velocity.x);
}
collisions.left = directionX == -1;
collisions.right = directionX == 1;
}
////////////////////////////////////////
if (!collisions.climbingSlope && !collisions.descendingSlope)
{
if (movement.climbKeyOn && slopeAngle < MaxWallClimbAngle && slopeAngle > MaxClimbAngle)
{
if (!movement.climbUp && !movement.climbDown)
{
velocity.y = 0;
}
movement.isClimbing = true;
}
else
{
movement.isClimbing = false;
}
}
else
{
movement.isClimbing = false;
}
////////////////////////////////////////
}
}
}
