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FECS::Stg.add(FECS::Scn.new('Play'))
FECS::Scn::Play.add(
FECS::Sys.new('PlayerInput') do
ent = FECS::Cmp::Player.first.entity
velocity_cmp = ent.component[FECS::Cmp::Velocity]
#velocity_cmp.x = 0
#velocity_cmp.y = 0
movement_cmp = ent.component[FECS::Cmp::Movement]
if Rl.key_down? 87 # UP W
velocity_cmp.y += movement_cmp.acceleration * Rl.frame_time
velocity_cmp.y = [velocity_cmp.y,
(movement_cmp.max_speed + movement_cmp.deceleration) * Rl.frame_time].min
end
if Rl.key_down? 83 # DOWN S
velocity_cmp.y -= movement_cmp.acceleration * Rl.frame_time
velocity_cmp.y = [velocity_cmp.y,
(-movement_cmp.max_speed - movement_cmp.deceleration) * Rl.frame_time].max
end
if Rl.key_down? 65 # LEFT A
velocity_cmp.x += movement_cmp.acceleration * Rl.frame_time
velocity_cmp.x = [velocity_cmp.x,
(movement_cmp.max_speed + movement_cmp.deceleration) * Rl.frame_time].min
end
if Rl.key_down? 68 # RIGHT D
velocity_cmp.x -= movement_cmp.acceleration * Rl.frame_time
velocity_cmp.x = [velocity_cmp.x,
(-movement_cmp.max_speed - movement_cmp.deceleration) * Rl.frame_time].max
end
if velocity_cmp.x > (movement_cmp.deceleration * Rl.frame_time)
velocity_cmp.x -= movement_cmp.deceleration * Rl.frame_time
elsif velocity_cmp.x < (-movement_cmp.deceleration * Rl.frame_time)
velocity_cmp.x += movement_cmp.deceleration * Rl.frame_time
else
velocity_cmp.x = 0
end
if velocity_cmp.y > (movement_cmp.deceleration * Rl.frame_time)
velocity_cmp.y -= movement_cmp.deceleration * Rl.frame_time
elsif velocity_cmp.y < (-movement_cmp.deceleration * Rl.frame_time)
velocity_cmp.y += movement_cmp.deceleration * Rl.frame_time
else
velocity_cmp.y = 0
end
end,
FECS::Sys.new('Movement') do
FECS::Cmp::Velocity.each do |velocity_cmp|
ent = velocity_cmp.entity
position_component = ent.component[FECS::Cmp::Position]
movement_cmp = ent.component[FECS::Cmp::Movement]
position_component.x += velocity_cmp.x
position_component.y += velocity_cmp.y
end
end,
FECS::Sys.new('ApplyPositionToSprite') do
FECS::Cmp::Position.each do |position_cmp|
sprite = position_cmp.entity.component[FECS::Cmp::Sprite]
if sprite
sprite.origin.x = position_cmp.x
sprite.origin.y = position_cmp.y
end
end
end,
FECS::Sys.new('ShowSpeed') do
player = FECS::Cmp::Player.first.entity
player_accel = player.component[FECS::Cmp::Velocity].x
movement = player.component[FECS::Cmp::Movement]
max_speed = (movement.max_speed + movement.deceleration) * Rl.frame_time
Rl.draw_text(text: "x vel: #{"%.3f" % player_accel}", x: 500, y: 0, font_size: 30, color: BLACK)
Rl.draw_text(text: "x max: #{"%.3f" % max_speed}", x: 500, y: 30, font_size: 30, color: BLACK)
end,
FECS::Sys.new('Render') do
FECS::Cmp::Sprite.each do |sprite_cmp|
Rl.draw_texture_pro(texture: sprite_cmp.texture,
origin: sprite_cmp.origin,
source_rect: sprite_cmp.source_rect,
dest_rect: sprite_cmp.dest_rect,
tint: sprite_cmp.tint,
rotation: sprite_cmp.rotation)
end
end,
)
FelECS::Order.sort(
FECS::Sys::PlayerInput,
FECS::Sys::Movement,
FECS::Sys::ApplyPositionToSprite,
FECS::Sys::Render,
)
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