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examples/bounce.v: minor fixes

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This commit is contained in:
Alexander Medvednikov 2019-07-17 02:55:18 +02:00
parent 9782d85709
commit bdf1717703
1 changed files with 13 additions and 13 deletions
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26
examples/hot_code_reloading/bounce.v
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@ -10,7 +10,7 @@ import time
struct Game {
mut:
vg *gg.GG
gg *gg.GG
x int
y int
dy int
@ -26,7 +26,7 @@ fn main() {
width := 600
height := 300
mut game := &Game{
vg: 0
gg: 0
dx: 2
dy: 2
height: height
@ -44,13 +44,13 @@ fn main() {
game.main_wnd = window
window.make_context_current()
gg.init()
game.vg = gg.new_context(gg.Cfg {
game.gg = gg.new_context(gg.Cfg {
width: width
height: height
font_size: 20
use_ortho: true
})
println('Starting game loop...')
println('Starting the game loop...')
go game.run()
for {
gl.clear()
@ -66,19 +66,19 @@ const (
)
[live]
fn (ctx &Game) draw() {
ctx.vg.draw_rect(ctx.x, ctx.y, W, W, gx.rgb(255, 0, 0))
fn (game &Game) draw() {
game.gg.draw_rect(game.x, game.y, W, W, gx.rgb(255, 0, 0))
}
fn (ctx mut Game) run() {
fn (game mut Game) run() {
for {
ctx.x += ctx.dx
ctx.y += ctx.dy
if ctx.y >= ctx.height - W || ctx.y <= 0 {
ctx.dy = - ctx.dy
game.x += game.dx
game.y += game.dy
if game.y >= game.height - W || game.y <= 0 {
game.dy = - game.dy
}
if ctx.x >= ctx.width - W || ctx.x <= 0 {
ctx.dx = - ctx.dx
if game.x >= game.width - W || game.x <= 0 {
game.dx = - game.dx
}
// Refresh
time.sleep_ms(17)