Typos, minor edits
Typos, minor edits
riibiax/thebookofshaders,riibiax/thebookofshaders,MITI67/thebookofshaders,MITI67/thebookofshaders,MITI67/thebookofshaders,MITI67/thebookofshaders,riibiax/thebookofshaders,MITI67/thebookofshaders,riibiax/thebookofshaders,riibiax/thebookofshaders,MITI67/thebookofshaders,riibiax/thebookofshaders