diff options
| author | lonkaars <loek@pipeframe.xyz> | 2023-02-22 16:13:12 +0100 |
|---|---|---|
| committer | lonkaars <loek@pipeframe.xyz> | 2023-02-22 16:13:12 +0100 |
| commit | c09e9faf7e325184e435539d3e06d8340c67acd9 (patch) | |
| tree | d0e6d4347ad759f12fa932b6ee3d59cf8f618bd8 /basys3/basys3.srcs/ppu_sprite_bg.vhd | |
| parent | b9fa0b2333b4abe62cf19072eb0c38616997bb3c (diff) | |
WIP ppu fg sprite fetch logic
Diffstat (limited to 'basys3/basys3.srcs/ppu_sprite_bg.vhd')
| -rw-r--r-- | basys3/basys3.srcs/ppu_sprite_bg.vhd | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/basys3/basys3.srcs/ppu_sprite_bg.vhd b/basys3/basys3.srcs/ppu_sprite_bg.vhd index 243fd93..dba5b8e 100644 --- a/basys3/basys3.srcs/ppu_sprite_bg.vhd +++ b/basys3/basys3.srcs/ppu_sprite_bg.vhd @@ -96,7 +96,7 @@ begin TRANS_TILE_PIDX <= integer(PPU_SPRITE_WIDTH) * to_integer(TRANS_TILE_PIDX_Y) + to_integer(TRANS_TILE_PIDX_X); -- pixel index of sprite TILEMAP_WORD_OFFSET <= TRANS_TILE_PIDX / PPU_PIXELS_PER_TILE_WORD; -- word offset from starting word of sprite PIXEL_BIT_OFFSET <= TRANS_TILE_PIDX mod PPU_PIXELS_PER_TILE_WORD; -- pixel bit offset - T_TMM_ADDR <= std_logic_vector(to_unsigned(PPU_SPRITE_PIXELS_PER_WORD * to_integer(unsigned(BAM_DATA_TILE_IDX)) + TILEMAP_WORD_OFFSET, PPU_TMM_ADDR_WIDTH)); -- TMM address + T_TMM_ADDR <= std_logic_vector(to_unsigned(PPU_SPRITE_WORD_COUNT * to_integer(unsigned(BAM_DATA_TILE_IDX)) + TILEMAP_WORD_OFFSET, PPU_TMM_ADDR_WIDTH)); -- TMM address -- TMM DATA with PIXEL_BIT_OFFSET select |