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⌂ ∞ ▽ The Sentinel on the BBC Micro

Title screen: objBlockNumber

       Name: objBlockNumber                                          [Show more]
       Type: Variable
   Category: Title screen
    Summary: A lookup table to convert bit pairs into object numbers for
             spawning 3D text blocks on the landscape

    Context: See this variable in context in the source code
 References: This variable is used as follows:
             * SpawnCharacter3D (Part 2 of 2) uses objBlockNumber




.objBlockNumber

 EQUB 32 + 0            \ %00 = no block (left), no block (right)
                        \
                        \ No 3D text blocks are required, so set the object
                        \ number to 0 to indicate no object

 EQUB 32 + 7            \ %01 = no block (left), block (right)
                        \
                        \ This is the shape of 3D text block 1, which is object
                        \ type 7

 EQUB 32 + 8            \ %10 = block (left), no block (right)
                        \
                        \ This is the shape of 3D text block 2, which is object
                        \ type 8

 EQUB 32 + 9            \ %11 = block (left), no block (right)
                        \
                        \ This is the shape of 3D text block 3, which is object
                        \ type 9