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Merge pull request #86 from svera/update-image 

Update image
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Michal Štrba 2018-01-12 12:57:11 +01:00 committed by GitHub
parent 14ace447b5 3706fa8879
commit 0183f7fbbb
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4 changed files with 6 additions and 4 deletions
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2
examples/community/scrolling-background/README.md
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@ -3,3 +3,5 @@
Created by [Sergio Vera](https://github.com/svera) Created by [Sergio Vera](https://github.com/svera)
This example shows how to implement an infinite side scrolling background. This example shows how to implement an infinite side scrolling background.
Credits to [Peter Hellberg](https://github.com/peterhellberg) for the improved background image.

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examples/community/scrolling-background/gamebackground.jpg
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examples/community/scrolling-background/gamebackground.png Normal file
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8
examples/community/scrolling-background/main.go
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@ -5,7 +5,7 @@ import (
"os" "os"
"time" "time"
_ "image/jpeg" _ "image/png"
"github.com/faiface/pixel" "github.com/faiface/pixel"
"github.com/faiface/pixel/pixelgl" "github.com/faiface/pixel/pixelgl"
@ -43,7 +43,7 @@ func run() {
} }
// Pic must have double the width of the window, as it will scroll to the left // Pic must have double the width of the window, as it will scroll to the left
pic, err := loadPicture("gamebackground.jpg") pic, err := loadPicture("gamebackground.png")
if err != nil { if err != nil {
panic(err) panic(err)
} }
@ -54,8 +54,8 @@ func run() {
// In the beginning, vector1 will put background1 filling the whole window, while vector2 will // In the beginning, vector1 will put background1 filling the whole window, while vector2 will
// put background2 just at the right side of the window, out of view // put background2 just at the right side of the window, out of view
vector1 := pixel.V(windowWidth/2, (windowHeight/2)+1) vector1 := pixel.V(windowWidth/2, windowHeight/2)
vector2 := pixel.V(windowWidth+(windowWidth/2), (windowHeight/2)+1) vector2 := pixel.V(windowWidth+(windowWidth/2), windowHeight/2)
i := float64(0) i := float64(0)
last := time.Now() last := time.Now()