now drawing

ld48-29.go

@@ -26,13 +26,16 @@ func main() {
     }
     defer glfw.Terminate()
 
-    window, err := glfw.CreateWindow(640, 480, "LD48", nil, nil)
+    window, err := glfw.CreateWindow(640, 480, "LD48-29", nil, nil)
     if err != nil {
         log.Panic(err)
     }
 
     window.MakeContextCurrent()
 
+    setup()
+    defer destroy()
+
     for !window.ShouldClose() {
         render()
         window.SwapBuffers()
@@ -40,6 +43,25 @@ func main() {
     }
 }
 
-func render() {
-    // TODO: draw!
+func setup() {
+    gl.Enable(gl.TEXTURE_2D)
+    gl.Enable(gl.DEPTH_TEST)
+    gl.Enable(gl.LIGHTING)
+    gl.Enable(gl.CULL_FACE)
+
+    gl.ClearColor(0.0, 0.0, 0.5, 0)
+    gl.ClearDepth(1)
+    gl.DepthFunc(gl.LEQUAL)
+}
+
+
+func destroy() {
+    // TODO: release objects
+}
+
+func render() {
+    gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
+    gl.MatrixMode(gl.PROJECTION)
+    gl.LoadIdentity()
+    gl.Frustum(-1, 1, -1, 1, 1.0, 10.0)
 }

log.mdown

@@ -4,11 +4,13 @@ All time is CEST
 
 - 07:14
 
-  Wake up, discover the theme on Twitter. Start scrambling ideas. Take breakfast.
+  Wake up, discover the theme on Twitter. Start scrambling ideas. Take
+  breakfast.
 
 - 08:22
 
-  Initialise github repo. A few ideas popping up already. Try to avoid obvious sea references.
+  Initialise github repo. A few ideas popping up already. Try to avoid obvious
+  sea references.
 
 - 08:35
 
@@ -17,3 +19,12 @@ All time is CEST
 - 08:41
 
   Dev log now publicly advertised.
+
+- 09:51
+
+  First hurdle. GL doesn't want to Clear and I have no clue.
+
+- 09:55
+
+  Duh. Found via rubberducking I Was calling some stuff *before*
+  MakeContextCurrent. 20min lost.