Tetrisk

A 1994 MS-DOS block puzzle game written in assembly language.

Articles

Tetrisk v1.0 draws in VGA mode 13h. Its graphics were painted as Deluxe Paint LBM files and packed into a single data file, TETRISK.V10, by a small C tool.

Every piece of the board is a tile from this sheet, along with the pointer and three sizes of score digits:

Its start-up memory check compares the free paragraph count as a signed number, so with more than 512 KB free it decides there is not enough. Past that check it stops the DOSBox build used by js-dos, so this one has no player yet.

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