xiv Contents 8The Charm of Graphical User Interface. 189 ction GUIDE Starting GUIDE 190 The GUI Toolbar. 190 Adding UiControls to the GUI. Closing the GUI. 193 199 Ex mple aphs and Figures in the GUL 0 er Input Adding Your Own Functions. 20 A Brick for an Experiment. 212 Appendix. 215 The File Menu. 216 The Edit Menu The view menu 217 21 Preferences for GUIDE 219 Backward Compatibility. 220 Other Preferences. 221 Suggested Readings 9 Psychtoolbox:Videc 223 The screen function 223 How to Use Screen to Draw Figures. Preliminary Notions:Drawing Figures in Three Steps-Opening. Drawing,and Closing. 227 Opening the Window 227 Drawing:An Introduction 229 Closing 230 230 Drawing Shapes Batch Processing:Drawing Multiple Figures at Once. 功坊 Drawing Text.ee.e. Importing Images 238 Analysis 239 Video Clips. 240 Analys 240 Analysi 241 Drawing Things at the Right Time. 241 xiv Contents 8 The Charm of Graphical User Interface . 189 Introduction . 189 GUIDE . 189 Starting GUIDE . 190 The GUI Toolbar . 190 Adding UiControls to the GUI . 191 Closing the GUI . 193 Controlling UiControls from Other UiControls . 196 The Sum-Two-Numbers Example . 196 Displaying Graphs and Figures in the GUI . 202 Saving User Input . 204 Adding Your Own Functions . 207 A Brick for an Experiment . 212 Appendix . 215 The File Menu . 216 The Edit Menu . 216 The View Menu . 217 The Layout Menu . 217 Tools Menu . 218 Help . 218 Preferences for GUIDE . 219 Backward Compatibility . 220 Other Preferences . 221 Suggested Readings . 221 9 Psychtoolbox: Video . 223 The Screen Function . 223 Analysis . 225 How to Use Screen to Get Information . 225 How to Use Screen to Draw Figures . 227 Preliminary Notions: Drawing Figures in Three Steps—Opening, Drawing, and Closing . 227 Opening the Window . 227 Drawing: An Introduction . 229 Closing . 230 Drawing: Reprise . 230 Analysis . 231 Drawing Shapes . 231 Batch Processing: Drawing Multiple Figures at Once . 235 Drawing Text . 236 Importing Images . 238 Analysis . 239 Video Clips . 240 Analysis . 240 Analysis . 241 Drawing Things at the Right Time . 241