73 lines
5.2 KiB
Lua
73 lines
5.2 KiB
Lua
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-- super mario bros 1 hitbox script
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-- Super Mario Bros. (JU) (PRG0) [!].rom
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-- by qFox
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-- 28 july 2008
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local function box(x1,y1,x2,y2,color)
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-- gui.text(50,50,x1..","..y1.." "..x2..","..y2);
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if (x1 > 0 and x1 < 255 and x2 > 0 and x2 < 255 and y1 > 0 and y1 < 224 and y2 > 0 and y2 < 224) then
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gui.drawbox(x1,y1,x2,y2,color);
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end;
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end;
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-- hitbox coordinate offsets (x1,y1,x2,y2)
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local mario_hb = 0x04AC; -- 1x4
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local enemy_hb = 0x04B0; -- 5x4
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local coin_hb = 0x04E0; -- 3x4
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local fiery_hb = 0x04C8; -- 2x4
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local hammer_hb= 0x04D0; -- 9x4
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local power_hb = 0x04C4; -- 1x4
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-- addresses to check, to see whether the hitboxes should be drawn at all
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local mario_ch = 0x000E;
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local enemy_ch = 0x000F;
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local coin_ch = 0x0030;
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local fiery_ch = 0x0024;
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local hammer_ch= 0x002A;
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local power_ch = 0x0014;
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while true do
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-- from 0x04AC are about 0x48 addresse that indicate a hitbox
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-- different items use different addresses, some share
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-- there can for instance only be one powerup on screen at any time (the star in 1.1 gets replaced by the flower, if you get it)
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-- we cycle through the animation addresses for each type of hitbox, draw the corresponding hitbox if they are drawn
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-- we draw: mario (1), enemies (5), coins (3), hammers (9), powerups (1). (bowser and (his) fireball are considered enemies)
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-- mario
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if (memory.readbyte(mario_hb) > 0) then box(memory.readbyte(mario_hb),memory.readbyte(mario_hb+1),memory.readbyte(mario_hb+2),memory.readbyte(mario_hb+3), "green"); end;
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-- enemies
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if (memory.readbyte(enemy_ch ) > 0) then box(memory.readbyte(enemy_hb), memory.readbyte(enemy_hb+1), memory.readbyte(enemy_hb+2), memory.readbyte(enemy_hb+3), "green"); end;
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if (memory.readbyte(enemy_ch+1) > 0) then box(memory.readbyte(enemy_hb+4), memory.readbyte(enemy_hb+5), memory.readbyte(enemy_hb+6), memory.readbyte(enemy_hb+7), "green"); end;
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if (memory.readbyte(enemy_ch+2) > 0) then box(memory.readbyte(enemy_hb+8), memory.readbyte(enemy_hb+9), memory.readbyte(enemy_hb+10),memory.readbyte(enemy_hb+11), "green"); end;
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if (memory.readbyte(enemy_ch+3) > 0) then box(memory.readbyte(enemy_hb+12),memory.readbyte(enemy_hb+13),memory.readbyte(enemy_hb+14),memory.readbyte(enemy_hb+15), "green"); end;
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if (memory.readbyte(enemy_ch+4) > 0) then box(memory.readbyte(enemy_hb+16),memory.readbyte(enemy_hb+17),memory.readbyte(enemy_hb+18),memory.readbyte(enemy_hb+19), "green"); end;
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-- coins
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if (memory.readbyte(coin_ch ) > 0) then box(memory.readbyte(coin_hb), memory.readbyte(coin_hb+1), memory.readbyte(coin_hb+2), memory.readbyte(coin_hb+3), "green"); end;
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if (memory.readbyte(coin_ch+1) > 0) then box(memory.readbyte(coin_hb+4), memory.readbyte(coin_hb+5), memory.readbyte(coin_hb+6), memory.readbyte(coin_hb+7), "green"); end;
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if (memory.readbyte(coin_ch+2) > 0) then box(memory.readbyte(coin_hb+8), memory.readbyte(coin_hb+9), memory.readbyte(coin_hb+10), memory.readbyte(coin_hb+11), "green"); end;
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-- (mario's) fireballs
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if (memory.readbyte(fiery_ch ) > 0) then box(memory.readbyte(fiery_hb), memory.readbyte(fiery_hb+1), memory.readbyte(fiery_hb+2), memory.readbyte(fiery_hb+3), "green"); end;
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if (memory.readbyte(fiery_ch+1) > 0) then box(memory.readbyte(fiery_hb+4), memory.readbyte(fiery_hb+5), memory.readbyte(fiery_hb+6),memory.readbyte(fiery_hb+7), "green"); end;
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-- hammers
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if (memory.readbyte(hammer_ch ) > 0) then box(memory.readbyte(hammer_hb), memory.readbyte(hammer_hb+1), memory.readbyte(hammer_hb+2), memory.readbyte(hammer_hb+3), "green"); end;
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if (memory.readbyte(hammer_ch+1) > 0) then box(memory.readbyte(hammer_hb+4), memory.readbyte(hammer_hb+5), memory.readbyte(hammer_hb+6), memory.readbyte(hammer_hb+7), "green"); end;
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if (memory.readbyte(hammer_ch+2) > 0) then box(memory.readbyte(hammer_hb+8), memory.readbyte(hammer_hb+9), memory.readbyte(hammer_hb+10),memory.readbyte(hammer_hb+11), "green"); end;
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if (memory.readbyte(hammer_ch+3) > 0) then box(memory.readbyte(hammer_hb+12),memory.readbyte(hammer_hb+13),memory.readbyte(hammer_hb+14),memory.readbyte(hammer_hb+15), "green"); end;
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if (memory.readbyte(hammer_ch+4) > 0) then box(memory.readbyte(hammer_hb+16),memory.readbyte(hammer_hb+17),memory.readbyte(hammer_hb+18),memory.readbyte(hammer_hb+19), "green"); end;
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if (memory.readbyte(hammer_ch+5) > 0) then box(memory.readbyte(hammer_hb+20),memory.readbyte(hammer_hb+21),memory.readbyte(hammer_hb+22),memory.readbyte(hammer_hb+23), "green"); end;
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if (memory.readbyte(hammer_ch+6) > 0) then box(memory.readbyte(hammer_hb+24),memory.readbyte(hammer_hb+25),memory.readbyte(hammer_hb+26),memory.readbyte(hammer_hb+27), "green"); end;
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if (memory.readbyte(hammer_ch+7) > 0) then box(memory.readbyte(hammer_hb+28),memory.readbyte(hammer_hb+29),memory.readbyte(hammer_hb+30),memory.readbyte(hammer_hb+31), "green"); end;
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if (memory.readbyte(hammer_ch+8) > 0) then box(memory.readbyte(hammer_hb+32),memory.readbyte(hammer_hb+33),memory.readbyte(hammer_hb+34),memory.readbyte(hammer_hb+35), "green"); end;
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-- powerup
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if (memory.readbyte(power_ch) > 0) then box(memory.readbyte(power_hb),memory.readbyte(power_hb+1),memory.readbyte(power_hb+2),memory.readbyte(power_hb+3), "green"); end;
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gui.text(5,32,"Green rectangles are hitboxes!");
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FCEU.frameadvance()
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end
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