Graphics buffers: graphicsBuffers

       Name: graphicsBuffers                                         [Show more]
       Type: Variable
   Category: Graphics buffers
    Summary: The addresses of each of the graphics buffers (these values do not
             change)
  Deep dive: Depth-sorting with the graphics buffers
    Context: See this variable in context in the source code
 References: This variable is used as follows:
             * graphicsBuffEndAddr2 uses graphicsBuffers
             * graphicsBufferAddr uses graphicsBuffers


.graphicsBuffers

                                    \ We need a graphics buffer for each tile
                                    \ corner row, numbered 0 to 10 (and the game
                                    \ also includes an extra buffer that is
                                    \ unused)

]

 buffer = workspace + buffers       \ The graphics buffers live at the address
                                    \ given in the buffersAddr variable

 FOR I% = 1 TO TILES_Z + 1          \ Add a buffer for each corner row (plus 1)

[

  OPT    pass%

  EQUD   buffer                     \ Insert the address of the buffer

]

  buffer = buffer + BUFFER_SIZE     \ Move on to the next buffer

 NEXT                               \ Repeat until we have inserted addresses of
                                    \ all the graphics buffers

[

 OPT    pass%