From 4ab710eba1708966f8ae9e637deafa5be060b6d5 Mon Sep 17 00:00:00 2001
From: xengineering <mail2xengineering@protonmail.com>
Date: Tue, 25 May 2021 12:51:50 +0200
Subject: Implement Home View

---
 app.go | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'app.go')

diff --git a/app.go b/app.go
index 0591be9..22548a3 100644
--- a/app.go
+++ b/app.go
@@ -18,11 +18,14 @@ const (
 type App struct {
 	window *glfw.Window
 	graphics *Graphics
+	stl *StlModel
+	homeTrafo mgl32.Mat4
 }
 
-func newApp() App {
+func newApp(stl *StlModel) App {
 
 	var app App = App{}
+	app.stl = stl
 	var err error
 
 	log.Println("GLFW init")
@@ -44,6 +47,8 @@ func newApp() App {
 	}
 	app.window.MakeContextCurrent()
 
+	app.homeTrafo = stl.surface.getHomeView()
+
 	return app
 }
 
@@ -52,10 +57,8 @@ func (application *App) handle() {
 	application.window.SwapBuffers()
 
 	// generate and set transformation
-	var scale float32 = 0.01
-	trafo := mgl32.Ident4()
-	trafo = trafo.Mul4(mgl32.HomogRotate3D(float32(glfw.GetTime()) * 3, mgl32.Vec3{0, 1, 1}))
-	trafo = trafo.Mul4(mgl32.Scale3D(scale, scale, scale))
+	trafo := application.homeTrafo
+	trafo = mgl32.HomogRotate3D(float32(glfw.GetTime()) * 3, mgl32.Vec3{0, 1, 0}).Mul4(trafo)  // apply time-based rotation
 	application.graphics.setTrafo(trafo)
 }
 
-- 
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