Refactor GLFW-related Code

1 files changed, 55 insertions, 0 deletions

diff --git a/app.go b/app.go
new file mode 100644
index 0000000..603f47d
--- /dev/null
+++ b/app.go
@@ -0,0 +1,55 @@
+// vim: shiftwidth=4 tabstop=4 noexpandtab
+
+package main
+
+import (
+	"log"
+
+	"github.com/go-gl/glfw/v3.3/glfw"
+)
+
+const (
+	WINDOW_WIDTH  = 500
+	WINDOW_HEIGHT = 500
+	WINDOW_TITLE = "stlscope"
+)
+
+type App struct {
+	window *glfw.Window
+}
+
+func newApp() App {
+
+	var app App = App{}
+	var err error
+
+	log.Println("GLFW init")
+	if err := glfw.Init(); err != nil {
+		panic(err)
+	}
+
+	glfw.WindowHint(glfw.Resizable, glfw.False)
+	glfw.WindowHint(glfw.ContextVersionMajor, 4)
+	glfw.WindowHint(glfw.ContextVersionMinor, 6)
+	glfw.WindowHint(glfw.OpenGLProfile, glfw.OpenGLCoreProfile)
+	glfw.WindowHint(glfw.OpenGLForwardCompatible, glfw.True)
+	glfw.WindowHint(glfw.Samples, 16)  // anti-aliasing
+
+	log.Println("Creating Window")
+	app.window, err = glfw.CreateWindow(WINDOW_WIDTH, WINDOW_HEIGHT, WINDOW_TITLE, nil, nil)
+	if err != nil {
+		panic(err)
+	}
+	app.window.MakeContextCurrent()
+
+	return app
+}
+
+func (application App) handle() {
+	glfw.PollEvents()
+	application.window.SwapBuffers()
+}
+
+func (application App) terminate() {
+	glfw.Terminate()
+}