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williams-et-al-1983-apple-ii-computer-graphics

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52 APPLE II COMPUTER GRAPHICSVocabularyBLOADBSAVEEditorHIMEMHLINPLOT.VLINExercises1. Convert the following Low-Res color pairs into the hex v<strong>al</strong>uenecessary to plot the first over the second.a. dark blue/green d. orange/purpleb. green/light blue e. brown/blackc. aqua/pink f. black/brown2. Convert the color pairs in Exercise 1 to their decim<strong>al</strong> v<strong>al</strong>ues.3. Use the POKE statement to plot the following color pairs at the givenlocation. The location is given by its row and column on the screenand memory map (see Figure 6-1).a. white/green at row 5, column 2©b. orange/black at row 19, column 1 ©c. aqua/pink at row 1 ©, column 124. Use Monitor to perform the plotting discussed in Exercise 3 above.5. Use the POKE command to place the message "HI-SCORE" in thebottom right corner of the Low-Res text window.6. Write a .BASIC program to BSAVE the Low-Res screen after clearingthe text window.7. Design and plot a picture of a spaceship on the Low-Res screen.8. Save the figure plotted in Exercise 7 using BSA VE (or the MonitorWrite command).

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