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require 'ruby2d'
require 'ruby2d/camera'
require 'felflame'
module Ruby2D
class Window
def mouse_pry
@mouse_buttons_down
end
end
end
# configuration for the simulation
# change values here to see a change in the simulation
FF::Cmp.new('SingletonConfig',
# Show vectors
debug: false,
# If the camera should follow the "center mass"
follow: false,
# The velocity limit of a boid
# Set to negative to disable
limit: 6.0,
# How strong the bounds should be
# Higher is stronger
bounds_strength: 10.0,
# What the bounds are
xmax: 450.0, xmin: -580.0,
ymax: 250.0, ymin: -340.0,
# How much the boids try to pull together
# Smaller is stronger
cohesion: 10000.0,
# How much the boids push away from eachother
# Smaller is stronger
seperation: 115.0,
# What the range of seperating should be
seperation_distance: 70.0,
# Alignment rule disabled
# How strong their vector alignment should be
# Smaller is stronger
alignment: 1000.0,
# How much they try to follow their target
# smaller is stronger
target_strength: 40.0,
# Radius that fish should avoid the piranha
target_fear: 150.0,
# These are later set by the mouse position
target_x: 0, target_y: 0)
$config = FF::Cmp::SingletonConfig.new
# Used by the Camera Library
set(title: "Ruboids", width: 1164, height: 764, resizable: true)
Dir[File.join(__dir__, 'lib/**', '*.rb')].sort.each { |file| require file }
class GameWindow < Ruby2D::Window
def initialize
super
# Comment out to remove a rule
FF::Scn::BoidCalculations.add FF::Sys::Cohesion
#FF::Scn::BoidCalculations.add FF::Sys::Alignment
FF::Scn::BoidCalculations.add FF::Sys::Seperation
FF::Scn::BoidCalculations.add FF::Sys::Target
FF::Scn::BoidCalculations.add FF::Sys::Bounds
FF::Stg.add FF::Scn::BoidCalculations
# background
Camera::Image.new('assets/aquarium.png', x: -get(:width)+57, y: -get(:height)+97, z: -98)
# stores array of valid positions on which to spawn
# (not actually valid but close enough)
randspot = [(($config.xmin.to_i)..($config.xmax.to_i)).to_a, (($config.ymin.to_i)..($config.ymax.to_i)).to_a]
@mouse_right_held = false
@x_mouse_previous = get(:mouse_x)
@y_mouse_previous = get(:mouse_y)
70.times do
Fish.create(randspot[0].sample.to_f, randspot[1].sample.to_f)
end
unless $config.debug
FF::Cmp::BoidVisuals.each do |boid|
boid.vect.remove
end
end
end
def update
if mouse_down(:right)
@mouse_right_held = true
elsif mouse_up(:right)
@mouse_right_held = false
end
if @mouse_right_held && mouse_move
Camera.x += Camera.coordinate_to_worldspace(@x_mouse_previous, @y_mouse_previous)[0] - Camera.coordinate_to_worldspace(get(:mouse_x), get(:mouse_y))[0]
Camera.y += Camera.coordinate_to_worldspace(@x_mouse_previous, @y_mouse_previous)[1] - Camera.coordinate_to_worldspace(get(:mouse_x), get(:mouse_y))[1]
#Camera.y -= (@mouse_move_delta_y * 5) / Camera.zoom #Camera.coordinate_to_worldspace(@mouse_move_delta_y,0)
end
if mouse_scroll
if @mouse_scroll_delta_y < 0
Camera.zoom *= 1.1
elsif @mouse_scroll_delta_y > 0
Camera.zoom /= 1.1
end
end
@x_mouse_previous = get(:mouse_x)
@y_mouse_previous = get(:mouse_y)
$config.target_x = Camera.coordinate_to_worldspace(get(:mouse_x), get(:mouse_y))[0]
$config.target_y = Camera.coordinate_to_worldspace(get(:mouse_y), get(:mouse_y))[1]
if mouse_down(:left)
a = Piranha.create($config.target_x - 75, $config.target_y - 75)
a.components[FF::Cmp::BoidVisuals][0].vect.remove unless $config.debug
end
FF::Stage.call
Camera.y += 5 if key_held('s')
Camera.y -= 5 if key_held('w')
Camera.x += 5 if key_held('d')
Camera.x -= 5 if key_held('a')
Camera.zoom *= 1.1 if key_held('z')
Camera.zoom /= 1.1 if key_held('x')
end
def render
#puts get(:fps)
end
end
gamewindow = GameWindow.new
gamewindow.set(title: get(:title), width: get(:width), height: get(:height), resizable: get(:resizable))
gamewindow.show
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