mirror of
https://github.com/notwa/mm
synced 2024-11-05 03:39:02 -08:00
125 lines
2.5 KiB
NASM
125 lines
2.5 KiB
NASM
[button_L]: 0x0020
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[button_R]: 0x0010
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[button_any]: 0x0F20
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[hold_delay_amount]: 3
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push 4, s0, s1, s2, s3, s4, ra,
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li t0, @link_save
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li t1, @global_context
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lhu s0, anum
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lw s1, hold_delay
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lhu s2, @buttons_offset(t1)
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lhu s3, avar
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lw s4, selected
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// set selected
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// andi t2, s2, @button_R
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srl s4, s2, 4
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andi s4, s4, 1
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// handle hold delay
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andi t4, s2, @button_any
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bnez t4, +
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addi s1, s1, 1
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li s1, 0
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+:
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beqi s1, 1, +
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nop
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subi t4, s1, @hold_delay_amount
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bltz t4, return
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nop
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+: // handle dpad
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bnez s4, +
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mov a1, s2
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jal dpad_control
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mov a0, s0
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mov s0, v0
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b ++
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nop
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+:
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jal dpad_control
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mov a0, s3
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andi s3, v0, 0xFFFF
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+: // set min/max on actor number
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subi t4, s0, 1
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bgez t4, +
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nop
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li s0, @max_actor_no
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+:
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subi t4, s0, @max_actor_no
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blez t4, +
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nop
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li s0, 1
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+: // spawn
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andi t3, s2, @button_L
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beqz t3, return
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nop
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mov a0, s0
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mov a1, s3
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bal simple_spawn
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nop
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return:
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// render actor number
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li a0, 0x0001001C // xy
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li a1, 0x88CCFFFF // rgba
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la a2, fmt
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mov a3, s0
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jal simple_text
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nop
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// render actor variable
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li a0, 0x0006001C // xy
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li a1, 0xFFCC88FF // rgba
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la a2, fmt
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mov a3, s3
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jal simple_text
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nop
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// done
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sh s0, anum
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sw s1, hold_delay
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sh s3, avar
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sw s4, selected
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jpop 4, s0, s1, s2, s3, s4, ra,
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anum:
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.word 0
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avar:
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.word 0
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selected:
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.word 0
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fmt:
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.byte 0x25,0x30,0x34,0x58,0x00 // %04X
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.align
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.include "dpad control.asm"
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.include "simple spawn.asm"
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.include "simple text.asm"
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hold_delay:
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.word 0
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.org @object_index
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// we have space for 22 instructions (on debug, 23 on 1.0?)
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push 4, ra, 1
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mov t0, a0
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lbu t1, 8(a0) // remaining items
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cl v0
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-:
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lh t2, 12(t0) // item's object number
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// t2 = abs(t2)
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bgez t2, +
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nop
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subu t2, r0, t2
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+:
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beq a1, t2, +
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subi t1, t1, 1
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addiu v0, v0, 1
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addi t0, t0, 68
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bnez t1, -
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nop
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// NOTE: this allows object 0002 to load in places it's not meant to.
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// this can mess up door graphics (among other things?)
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jal @object_spawn
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nop
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//subiu v0, r0, -1 // original code
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+:
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jpop 4, ra, 1
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