From 0327af1bd55105e3aa13d7e486d789a05dfab958 Mon Sep 17 00:00:00 2001
From: 4sval <asval.contactme@gmail.com>
Date: Tue, 13 Dec 2022 17:51:55 +0100
Subject: [PATCH] workaround #344 ?

---
 FModel/Views/Snooper/Model.cs   |  5 +++--
 FModel/Views/Snooper/SnimGui.cs | 25 +++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/FModel/Views/Snooper/Model.cs b/FModel/Views/Snooper/Model.cs
index c8d73658..c56504f8 100644
--- a/FModel/Views/Snooper/Model.cs
+++ b/FModel/Views/Snooper/Model.cs
@@ -211,6 +211,7 @@ public class Model : IDisposable
     public void Setup(Options options)
     {
         _handle = GL.CreateProgram();
+        var broken = GL.GetInteger(GetPName.MaxTextureUnits) == 0;
 
         _ebo = new BufferObject<uint>(Indices, BufferTarget.ElementArrayBuffer);
         _vbo = new BufferObject<float>(Vertices, BufferTarget.ArrayBuffer);
@@ -221,7 +222,7 @@ public class Model : IDisposable
         _vao.VertexAttributePointer(2, 3, VertexAttribPointerType.Float, _vertexSize, 4); // normal
         _vao.VertexAttributePointer(3, 3, VertexAttribPointerType.Float, _vertexSize, 7); // tangent
         _vao.VertexAttributePointer(4, 2, VertexAttribPointerType.Float, _vertexSize, 10); // uv
-        _vao.VertexAttributePointer(5, 1, VertexAttribPointerType.Float, _vertexSize, 12); // texture index
+        if (!broken) _vao.VertexAttributePointer(5, 1, VertexAttribPointerType.Float, _vertexSize, 12); // texture index
         _vao.VertexAttributePointer(6, 4, VertexAttribPointerType.Float, _vertexSize, 13); // color
         _vao.VertexAttributePointer(7, 4, VertexAttribPointerType.Float, _vertexSize, 17); // boneids
         _vao.VertexAttributePointer(8, 4, VertexAttribPointerType.Float, _vertexSize, 21); // boneweights
@@ -232,7 +233,7 @@ public class Model : IDisposable
         for (var i = 0; i < Materials.Length; i++)
         {
             if (!Materials[i].IsUsed) continue;
-            Materials[i].Setup(options, NumTexCoords);
+            Materials[i].Setup(options, broken ? 1 : NumTexCoords);
         }
 
         if (HasMorphTargets)
diff --git a/FModel/Views/Snooper/SnimGui.cs b/FModel/Views/Snooper/SnimGui.cs
index ade5925b..9449ef6b 100644
--- a/FModel/Views/Snooper/SnimGui.cs
+++ b/FModel/Views/Snooper/SnimGui.cs
@@ -6,6 +6,7 @@ using FModel.Framework;
 using ImGuiNET;
 using OpenTK.Windowing.Common;
 using System.Numerics;
+using System.Text;
 using FModel.Settings;
 using OpenTK.Graphics.OpenGL4;
 
@@ -238,6 +239,30 @@ public class SnimGui
             }
         });
 
+        Modal("GPU OpenGL Info", ImGui.MenuItem("GPU Info"), () =>
+        {
+            var s = new StringBuilder();
+            s.AppendLine($"MaxTextureImageUnits: {GL.GetInteger(GetPName.MaxTextureImageUnits)}");
+            s.AppendLine($"MaxTextureUnits: {GL.GetInteger(GetPName.MaxTextureUnits)}");
+            s.AppendLine($"MaxVertexTextureImageUnits: {GL.GetInteger(GetPName.MaxVertexTextureImageUnits)}");
+            s.AppendLine($"MaxCombinedTextureImageUnits: {GL.GetInteger(GetPName.MaxCombinedTextureImageUnits)}");
+            s.AppendLine($"MaxGeometryTextureImageUnits: {GL.GetInteger(GetPName.MaxGeometryTextureImageUnits)}");
+            s.AppendLine($"MaxTextureCoords: {GL.GetInteger(GetPName.MaxTextureCoords)}");
+            s.AppendLine($"Renderer: {_renderer}");
+            s.AppendLine($"Version: {_version}");
+            ImGui.TextWrapped(s.ToString());
+            ImGui.Separator();
+
+            var size = new Vector2(120, 0);
+            ImGui.InvisibleButton("", size * 4);
+            ImGui.SameLine();
+            ImGui.SetItemDefaultFocus();
+            if (ImGui.Button("OK", size))
+            {
+                ImGui.CloseCurrentPopup();
+            }
+        });
+
         Modal("About Snooper", ImGui.MenuItem("About"), () =>
         {
             ImGui.TextWrapped(