From 42776d34ef4b1a3604374fe598329bb300dfd845 Mon Sep 17 00:00:00 2001
From: Diego Settimi <diego.settimi@tenova.com>
Date: Fri, 7 Jun 2024 16:02:11 +0200
Subject: [PATCH] Enable hardware acceleration

---
 LaserGRBL/PreviewForm.cs              | 11 ++++-------
 LaserGRBL/UsageStats.cs               |  5 +++++
 LaserGRBL/UserControls/GrblPanel.cs   |  6 +++++-
 LaserGRBL/UserControls/GrblPanel3D.cs | 25 ++++++++++++++++++++++++-
 4 files changed, 38 insertions(+), 9 deletions(-)

diff --git a/LaserGRBL/PreviewForm.cs b/LaserGRBL/PreviewForm.cs
index 97e6cc39..8fb223b0 100644
--- a/LaserGRBL/PreviewForm.cs
+++ b/LaserGRBL/PreviewForm.cs
@@ -26,7 +26,7 @@ public partial class PreviewForm : System.Windows.Forms.UserControl
 		public PreviewForm()
 		{
 			InitializeComponent();
-            CreatePanel(Settings.LegacyPreview);
+            CreatePanel();
             CustomButtonArea.OrderChanged += CustomButtonArea_OrderChanged;
 			IconsMgr.PrepareButton(BtnReset, "custom-reset");
             IconsMgr.PrepareButton(BtnUnlock, "custom-unlock");
@@ -60,21 +60,18 @@ public PreviewForm()
             }
         }
 
-        private void CreatePanel(bool isLegacy)
+        private void CreatePanel()
         {
 			if (GrblPanel != null)
             {
                 tableLayoutPanel1.Controls.Remove(GrblPanel as Control);
 				(GrblPanel as Control).Dispose();
             }
-            if (isLegacy)
-            {
+            if (Settings.LegacyPreview)
                 GrblPanel = new GrblPanel();
-            }
             else
-            {
                 GrblPanel = new GrblPanel3D();
-            }
+
 			if (mCore != null) GrblPanel.SetCore(mCore);
             (GrblPanel as Control).Dock = DockStyle.Fill;
             tableLayoutPanel1.Controls.Add(GrblPanel as Control);
diff --git a/LaserGRBL/UsageStats.cs b/LaserGRBL/UsageStats.cs
index 54ca06da..20e537f3 100644
--- a/LaserGRBL/UsageStats.cs
+++ b/LaserGRBL/UsageStats.cs
@@ -12,6 +12,7 @@
 using System.Net;
 using System.Runtime.Serialization;
 using System.Linq;
+using LaserGRBL.UserControls;
 
 namespace LaserGRBL
 {
@@ -224,6 +225,10 @@ private bool TrueSend()
                     { "bitflag", Tools.OSHelper.GetBitFlag().ToString() },
 					{ "vendor", VendorString },
 					{ "fPassthrough", Counters.Passthrough.ToString() },
+					{ "RenderType", GrblPanel3D.CurrentRendererType },
+					{ "RenderVendor", GrblPanel3D.CurrentVendor },
+					{ "RenderName", GrblPanel3D.CurrentRenderer },
+					{ "RenderGLVersion", GrblPanel3D.CurrentGLVersion },
 				};
 
                 // client.UploadValues returns page's source as byte array (byte[]) so it must be transformed into a string
diff --git a/LaserGRBL/UserControls/GrblPanel.cs b/LaserGRBL/UserControls/GrblPanel.cs
index 3283c0cc..ef5c5b3e 100644
--- a/LaserGRBL/UserControls/GrblPanel.cs
+++ b/LaserGRBL/UserControls/GrblPanel.cs
@@ -9,6 +9,7 @@
 using System.Drawing.Drawing2D;
 using System.Windows.Forms;
 using LaserGRBL;
+using SharpGL;
 
 namespace LaserGRBL.UserControls
 {
@@ -27,7 +28,10 @@ public partial class GrblPanel : UserControl, IGrblPanel
 		public GrblPanel()
 		{
 			InitializeComponent();
-
+			GrblPanel3D.CurrentRendererType = "GDI+";
+			GrblPanel3D.CurrentVendor = "LaserGRBL";
+			GrblPanel3D.CurrentRenderer = "Legacy Preview";
+			Logger.LogMessage("OpenGL", "{0} {1}, {2}", GrblPanel3D.CurrentRendererType, GrblPanel3D.CurrentVendor, GrblPanel3D.CurrentRenderer);
 			SetStyle(ControlStyles.UserPaint, true);
 			SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
 			SetStyle(ControlStyles.AllPaintingInWmPaint, true);
diff --git a/LaserGRBL/UserControls/GrblPanel3D.cs b/LaserGRBL/UserControls/GrblPanel3D.cs
index e0956190..d5c16ed3 100644
--- a/LaserGRBL/UserControls/GrblPanel3D.cs
+++ b/LaserGRBL/UserControls/GrblPanel3D.cs
@@ -82,6 +82,11 @@ public partial class GrblPanel3D : UserControl, IGrblPanel
 
 		private Exception FatalException;
 
+		public static string CurrentRendererType = "";
+		public static string CurrentVendor = "";
+		public static string CurrentRenderer = ""; 
+		public static string CurrentGLVersion = "";
+
 		public GrblPanel3D()
 		{
 			InitializeComponent();
@@ -121,6 +126,7 @@ private void GlThread()
 			}
 			catch (Exception ex)
 			{
+				Logger.LogException("OpenGL", ex);
 				FatalException = ex;
 				Invalidate();
 				ExceptionManager.OnHandledException(ex, true);
@@ -192,7 +198,24 @@ protected void InitializeOpenGL()
 		{
 			object parameter = null;
 			OpenGL = new OpenGL();
-			OpenGL.Create(OpenGLVersion.OpenGL2_1, RenderContextType.DIBSection, Width, Height, 32, parameter);
+
+			try 
+			{
+				CurrentRendererType = "FBO";
+				OpenGL.Create(OpenGLVersion.OpenGL2_1, RenderContextType.FBO, Width, Height, 32, parameter); 
+			} 
+			catch  
+			{
+				CurrentRendererType = "DIB";
+				OpenGL.Create(OpenGLVersion.OpenGL2_1, RenderContextType.DIBSection, Width, Height, 32, parameter);
+			}
+
+			try { CurrentVendor = OpenGL.Vendor; } catch { CurrentVendor = "Unknown"; }
+			try { CurrentRenderer = OpenGL.Renderer; } catch { CurrentRenderer = "Unknown"; }
+			try { CurrentGLVersion = OpenGL.Version; } catch { CurrentGLVersion = "0.0"; }
+
+			Logger.LogMessage("OpenGL", "{0} OpenGL {1}, {2}, {3}", CurrentRendererType, CurrentGLVersion, CurrentVendor, CurrentRenderer);
+
 			OpenGL.ShadeModel(OpenGL.GL_SMOOTH);
 			OpenGL.ClearColor(0.0f, 0.0f, 0.0f, 0.0f);
 			OpenGL.ClearDepth(1.0f);