SBL programming

▲ VDP (1 & 2)

Q ) I want to match polygons and scrolls.

Q ) I don't understand the setting of the distance between the viewpoint and the reference point and the distance between the viewpoint and the projection surface.

Q ) If the RBG is tilted too much, it will be clipped.

Q ) When NBG0 plane is used with 32k color and 2WORD, the inverted cell is not displayed correctly.

Q ) I want to hang only SCL_SP2 Semi-transparency also hangs SCL_SP6.

Q ) Sprites flicker when Guro shading is applied.

Q ) When SPR_2SetChar and SPR_2ClrChar are repeatedly defined / deleted, they hang up.

Q ) I want to display sprites in palette format.

Q ) I want to set a priority for sprites.

Q ) I cannot secure more than 256 colors with the SCL_AllocColRam function.

▲ SOUND

Q ) How to get the stereo / monaural information set in multiplayer.

Q ) How do you set STEREO / MONO?

Q ) How to set "fade" of "SND_SetSeqVl"

Q ) Loop at the end when playing a PCM stream

Q ) How to switch the tone bank during sequence playback

Q ) Please tell me how to use SND_CtrlDirMidi ().

Q ) How can I set the PAN for the sequence in SBL?

▲ Peripheral

Q ) Why doesn't PER_LInit return a peripheral ID?

Q ) What is the description about multi-tap?

Q ) About peripheral data output.

Q ) What happens if different types of peripherals are stuck?

Q ) What is the peripheral size used for?

Q ) What is the "mega drive" of PER_ID_MD?

Q ) The peripheral connected to the multi-tap suddenly becomes inoperable.

Q ) Please tell me more about analog peripherals.

Q ) When I connect an analog device to a multi-tap, it doesn't work.

▲ Other

Q ) Does DMA_CpuResult () work properly even if I call it before calling DMA_CpuMemCopy * ()?

★ FAQ