cirnofarm/src/weapons.lua

--[[pod_format="raw",created="2024-04-24 07:17:14",modified="2024-04-24 20:33:05",revision=11]]
local map_manager = require(make_path("map"))

M = {}

local weapons = {}
local bullets = {}
local particles = {}

weapon = {
	name = "Ice Blaster",
	rate_of_fire = 0.2,
	shoot=function(self)
		
	end
	
}

particle = {
	x=0,
	y=0,
	life=4,
	spriteIndex=81
}
particle.__index = particle
function particle:new(x,y)
	local o = setmetatable({}, particle)
	o.x=x
	o.y=y
	return o
end

function particle:update()
	self.life-=1
	if self.life<0 then
		del(particles,self)
	end
end

function particle:draw()
	spr(self.spriteIndex,self.x,self.y)
end

bullet = {
	x=0,
	y=0,
	dx=0,
	dy=0,
	spriteIndex=80,
	destroy_sprite_index=66,
	life=100,
	damage=1,
}
bullet.__index = bullet
function bullet:new(x, y, dx, dy)
	local o = setmetatable({}, bullet)
	o.x = x
	o.y = y
	o.dx = dx
	o.dy = dy
	return o
end

function bullet:destroy()
	
	-- Create particle
	local p = particle:new(self.x, self.y)

  	add(particles, p)

	del(bullets,self)
end

function bullet:check_collision()

	if (map_manager.is_tile_shoot_solid(self.x,self.y)) then
		self:destroy()
	end

end

function bullet:update()
	self.x+=self.dx
	self.y+=self.dy
	
	self.life-=1
	if self.life<0 then
		self:destroy()
	end
		 
	self:check_collision()
end

function bullet:draw()
	spr(self.spriteIndex,self.x,self.y)
end

function M.create_bullet(new_x, new_y, dir_x, dir_y)
	-- Calculate the length of the direction vector
	local length = sqrt(dir_x^2 + dir_y^2)
  	
	-- Normalize the direction vector
	local normalized_dir_x = dir_x / length
	local normalized_dir_y = dir_y / length 

	local b = bullet:new(new_x, new_y, normalized_dir_x * 2, normalized_dir_y * 2)

  	add(bullets, b)

	--   add(bullets, {
	-- 	x=new_x,
	-- 	y=new_y,
	-- 	dx=normalized_dir_x * 2,
	-- 	dy=normalized_dir_y * 2,
	-- 	spriteIndex=80,
	-- 	destroy_sprite_index=66,
	-- 	life=100,
	-- 	damage=1,
	-- 	draw=function(self)
	-- 		 --pset(self.x,self.y,8)
	-- 		 spr(self.spriteIndex,self.x,self.y)
	-- 	   end,
	-- 	update=function(self)
	-- 		self.x+=self.dx
	-- 		self.y+=self.dy
			
	-- 		self.life-=1
	-- 		if self.life<0 then
	-- 		   del(bullets,self)
	-- 		   -- TODO: Create particle
	-- 		 end
				 
	-- 		 self.check_collision(self)
	-- 	end,
	-- 	check_collision=function(self)
	-- 		-- If Collide with wall destroy self and create particle
			
	-- 	end
	-- })

end

function M.init()

end

function M.draw()
	for b in all(bullets) do
		b:draw()
	end

	for p in all(particles) do
		p:draw()
	end
end

function M.update()
	for b in all(bullets) do
		b:update()
	end

	for p in all(particles) do
		p:update()
	end
end

function M.debug_draw()
	print(string.format("Bullets: %d Particles: %d", count(bullets), count(particles)), 0,32,1)
end

return M