s

Pilz.Drawing.Drawing3D.OpenGLRenderer/Rendering/Renderer.vb

@@ -49,7 +49,9 @@ Namespace RenderingN
 
         Private Function ColorToTexture(color As Color) As Image
             Dim tex As New Bitmap(1, 1)
+            tex.MakeTransparent()
             tex.SetPixel(0, 0, color)
+            Console.WriteLine(tex.GetPixel(0, 0).ToString & vbTab & color.ToString)
             Return tex
         End Function
 
@@ -308,14 +310,24 @@ Namespace RenderingN
 
                     GL.BindBuffer(BufferTarget.ElementArrayBuffer, IndicesBuffers(mesh)(i))
 
-                    Dim texID As Integer
                     Dim isEmptyTexture As Boolean = l.Material?.Image Is Nothing
                     Dim isEmptyColor As Boolean = l.Material?.Color Is Nothing
 
-                    If (mode And RenderMode.Fill) = RenderMode.Fill Then
-                        texID = If(isEmptyTexture, If(isEmptyColor, dicTextureIDs(emptyTexture), dicColorIDs(l.Material.Color)), dicTextureIDs(l.Material.Image))
+                    Dim setMaterialTextureOrColor =
+                        Sub()
+                            Dim texID As Integer
+                            If Not isEmptyTexture Then
+                                texID = dicTextureIDs(l.Material.Image)
+                            ElseIf Not isEmptyColor Then
+                                texID = dicColorIDs(l.Material.Color)
+                            Else
+                                texID = dicTextureIDs(emptyTexture)
+                            End If
+                            GL.BindTexture(TextureTarget.Texture2D, texID)
+                        End Sub
 
-                        GL.BindTexture(TextureTarget.Texture2D, texID)
+                    If (mode And RenderMode.Fill) = RenderMode.Fill Then
+                        setMaterialTextureOrColor()
 
                         If Not isEmptyTexture Then
                             GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, l.Material.Wrap.X)
@@ -332,11 +344,9 @@ Namespace RenderingN
                     If (mode And RenderMode.Outline) = RenderMode.Outline Then
 
                         If (mode And RenderMode.Fill) = RenderMode.Fill Then
-                            texID = dicTextureIDs(lineTexture)
-                            GL.BindTexture(TextureTarget.Texture2D, texID)
+                            GL.BindTexture(TextureTarget.Texture2D, dicTextureIDs(lineTexture))
                         Else
-                            texID = If(isEmptyTexture, If(isEmptyColor, dicTextureIDs(emptyTexture), dicColorIDs(l.Material.Color)), dicTextureIDs(l.Material.Image))
-                            GL.BindTexture(TextureTarget.Texture2D, texID)
+                            setMaterialTextureOrColor()
 
                             If Not isEmptyTexture Then
                                 GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, l.Material.Wrap.X)