From 855db3375ca77edf30b1bb24f82a2b0634f6372a Mon Sep 17 00:00:00 2001
From: Sander Schobers <sander@schobers.eu>
Date: Sat, 23 May 2020 11:08:50 +0200
Subject: [PATCH] Added build flag to switch to Allegro backend. Added logs
 that print which backend is used.

---
 cmd/tins2020/tins2020.go         |  3 ---
 cmd/tins2020/tins2020_allegro.go | 13 +++++++++++++
 cmd/tins2020/tins2020_sdl.go     | 13 +++++++++++++
 3 files changed, 26 insertions(+), 3 deletions(-)
 create mode 100644 cmd/tins2020/tins2020_allegro.go
 create mode 100644 cmd/tins2020/tins2020_sdl.go

diff --git a/cmd/tins2020/tins2020.go b/cmd/tins2020/tins2020.go
index 759b133..9e27834 100644
--- a/cmd/tins2020/tins2020.go
+++ b/cmd/tins2020/tins2020.go
@@ -12,9 +12,6 @@ import (
 	"opslag.de/schobers/zntg/play"
 	"opslag.de/schobers/zntg/ui"
 
-	_ "opslag.de/schobers/zntg/sdlui" // rendering backend
-	// _ "opslag.de/schobers/zntg/allg5ui" // rendering backend
-
 	rice "github.com/GeertJohan/go.rice"
 	"github.com/veandco/go-sdl2/sdl"
 	"opslag.de/schobers/tins2020"
diff --git a/cmd/tins2020/tins2020_allegro.go b/cmd/tins2020/tins2020_allegro.go
new file mode 100644
index 0000000..c95ac49
--- /dev/null
+++ b/cmd/tins2020/tins2020_allegro.go
@@ -0,0 +1,13 @@
+// +build allegro
+
+package main
+
+import (
+	"log"
+
+	_ "opslag.de/schobers/zntg/allg5ui" // rendering backend
+)
+
+func init() {
+	log.Println("Using Allegro5 rendering backend")
+}
diff --git a/cmd/tins2020/tins2020_sdl.go b/cmd/tins2020/tins2020_sdl.go
new file mode 100644
index 0000000..6302110
--- /dev/null
+++ b/cmd/tins2020/tins2020_sdl.go
@@ -0,0 +1,13 @@
+// +build !allegro
+
+package main
+
+import (
+	"log"
+
+	_ "opslag.de/schobers/zntg/sdlui" // SDL rendering backend
+)
+
+func init() {
+	log.Println("Using SDL rendering backend")
+}