Sprite experimenter

Small MVS/CD program which allows to modify VRAM and see the resulting display.

• Only the first sprite is visible at startup. Every others are located at 64,64, zoomed to max, but are 0 tiles high.
• The tile maps can't be changed, all sprites are mapped with tiles containing numbers "00" to "1F".
• Move the current sprite by using the direction keys.

With A pressed

Left/right changes horizontal shrink.

Up/down changes vertical shrink.

With B pressed

Up/down selects sprite.

Left/right changes sprite height.

Press C to toggle the sprite's sticky bit.

Press D to toggle between step-by-step mode or continuous press mode.

Source and romset: spritexpmvs.zip