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bubble_shooter_love2d
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Launch bubble on mouse press

main
Tyler Scott 2022-02-03 14:00:10 +07:00
parent 942c929c79
commit 1603242321
1 changed files with 33 additions and 9 deletions
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42
main.lua
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@ -33,6 +33,7 @@ function love.load(arg)
game.bubble_diameter = 60
game.bubble_radius = game.bubble_diameter / 2
game.bubble_speed = 900 -- px/s
-- vertical distance between bubble center points
game.row_gap = math.ceil(math.sqrt(
@ -108,7 +109,20 @@ function love.load(arg)
game.bubble_type_counts[bubble_type] = game.bubble_type_counts[bubble_type] + 1
end
game.next_bubble_index = 1
game.next_bubble_type = get_next_bubble_type(game.next_bubble_index, bubble_types)
game.next_bubble = {
x = game.launcher_x,
y = game.launcher_y,
bubble_type = get_next_bubble_type(game.next_bubble_index, bubble_types),
velocity_x = 0,
velocity_y = 0
}
end
function love.update(dt)
if game.next_bubble.velocity_x ~= 0 or game.next_bubble.velocity_y ~= 0 then
game.next_bubble.x = game.next_bubble.x + game.next_bubble.velocity_x * dt
game.next_bubble.y = game.next_bubble.y + game.next_bubble.velocity_y * dt
end
end
function love.draw()
@ -167,17 +181,27 @@ function love.draw()
-- draw next bubble
love.graphics.setColor(1, 1, 1, 1)
love.graphics.draw(
game.bubble_images[game.next_bubble_type], -- image
game.launcher_x, -- x
game.launcher_y, -- y
0, -- rotation
1, -- x scale
1, -- y scale
game.bubble_radius, -- x offset
game.bubble_radius -- y offset
game.bubble_images[game.next_bubble.bubble_type],
game.next_bubble.x,
game.next_bubble.y,
0,
1,
1,
game.bubble_radius,
game.bubble_radius
)
end
function love.mousepressed(x, y, button, is_touch, presses)
if button == 1 then
local diff_x = x - game.launcher_x
local diff_y = y - game.launcher_y
local dist = math.sqrt(diff_x * diff_x + diff_y * diff_y)
game.next_bubble.velocity_x = diff_x / dist * game.bubble_speed
game.next_bubble.velocity_y = diff_y / dist * game.bubble_speed
end
end
function love.mousemoved(x, y, dx, dy, is_touch)
local diff_x = x - game.launcher_x
local diff_y = y - game.launcher_y