What does it mean when she does this 10 pts?

so thers this girl i know we talked the other day and went our ways and she said she'd talk to me later she never did and when i asked she said i should come to her and all that, then last night at bball practice she totaly ignored me and acted like i was not there what does this mean?does she like me or not e know each other from school and she talks lke realy good with others but me like is shy and all that what to do? is this bad or good please explain