From ad733f5946c0ae35419bc4039d70d7a1271f2160 Mon Sep 17 00:00:00 2001
From: faiface <faiface@ksp.sk>
Date: Mon, 3 Apr 2017 17:38:12 +0200
Subject: [PATCH] update code for 03 guide
---
.../03_moving_scaling_and_rotating_with_matrix/main.go | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/examples/guide/03_moving_scaling_and_rotating_with_matrix/main.go b/examples/guide/03_moving_scaling_and_rotating_with_matrix/main.go
index df7c5f1..3223c99 100644
--- a/examples/guide/03_moving_scaling_and_rotating_with_matrix/main.go
+++ b/examples/guide/03_moving_scaling_and_rotating_with_matrix/main.go
@@ -3,6 +3,7 @@ package main
import (
"image"
"os"
+ "time"
_ "image/png"
@@ -46,8 +47,12 @@ func run() {
angle := 0.0
+ last := time.Now()
for !win.Closed() {
- angle += 0.05
+ dt := time.Since(last).Seconds()
+ last = time.Now()
+
+ angle += 3 * dt
win.Clear(colornames.Firebrick)
--
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