research/hhe/dump-states

#!/usr/bin/env ruby

require "scanf"
require "common.rb"

filename = ARGV[0]

set_config(ARGV[1])

def read_int(file)
        c1 = file.getc
        c2 = file.getc
        c3 = file.getc
        c4 = file.getc

        result = c1 | (c2 << 8) | (c3 << 16) | (c4 << 24)

	if result > (1 << 31)
		result -= (1 << 32)
	end

	result
end

def read_state(file)
        result = {}

        result[:spritenum] = read_int(file)
        result[:frame] = read_int(file)
        result[:tics] = read_int(file)
        result[:action] = read_int(file)
        result[:nextstate] = read_int(file)
        result[:misc1] = read_int(file)
        result[:misc2] = read_int(file)

        result
end

def action_pointer_to_s(action_ptr)

	# NULL pointer?

	if action_ptr == 0
		return "NULL"
	end

	if ACTION_POINTERS[action_ptr] == nil
		raise "Action pointer #{action_ptr} unknown!"
	end

	return ACTION_POINTERS[action_ptr]
end

states = []

File.open(filename) do |file|
        file.seek(STATE_OFFSET)

        NUM_STATES.times do
                states.push(read_state(file))
        end
end

puts "state_t states[] = {"

for state_num in 0...NUM_STATES

    state = states[state_num]

    record = sprintf("{%s, %i, %i, %s, %i, %i, %i },",
                     SPRITE_NAMES[state[:spritenum]],
                     state[:frame],
                     state[:tics],
                     action_pointer_to_s(state[:action]),
                     state[:nextstate],
                     state[:misc1],
                     state[:misc2])

    printf "    %s", record

    padding = 55 - record.length

    printf " " * padding
    printf "// state #%i", state_num

    printf "\n"
end

puts "};"