Add option to create screenshots

Switch_Toolbox_Library/Forms/Viewport.Designer.cs

@@ -61,6 +61,7 @@
             this.optionsToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.reloadShadersToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.uVViewerToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.createScreenshotToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.stPanel1.SuspendLayout();
             this.stContextMenuStrip1.SuspendLayout();
             this.SuspendLayout();
@@ -186,7 +187,8 @@
             this.resetCameraToolStripMenuItem,
             this.modeToolStripMenuItem1,
             this.projectionToolStripMenuItem,
-            this.orientationToolStripMenuItem});
+            this.orientationToolStripMenuItem,
+            this.createScreenshotToolStripMenuItem});
             this.cameraToolStripMenuItem1.Name = "cameraToolStripMenuItem1";
             this.cameraToolStripMenuItem1.Size = new System.Drawing.Size(60, 20);
             this.cameraToolStripMenuItem1.Text = "Camera";
@@ -226,14 +228,14 @@
             // orbitToolStripMenuItem
             // 
             this.orbitToolStripMenuItem.Name = "orbitToolStripMenuItem";
-            this.orbitToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.orbitToolStripMenuItem.Size = new System.Drawing.Size(101, 22);
             this.orbitToolStripMenuItem.Text = "Orbit";
             this.orbitToolStripMenuItem.Click += new System.EventHandler(this.orbitToolStripMenuItem_Click);
             // 
             // walkToolStripMenuItem
             // 
             this.walkToolStripMenuItem.Name = "walkToolStripMenuItem";
-            this.walkToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.walkToolStripMenuItem.Size = new System.Drawing.Size(101, 22);
             this.walkToolStripMenuItem.Text = "Walk";
             this.walkToolStripMenuItem.Click += new System.EventHandler(this.walkToolStripMenuItem_Click);
             // 
@@ -249,14 +251,14 @@
             // orthographicToolStripMenuItem
             // 
             this.orthographicToolStripMenuItem.Name = "orthographicToolStripMenuItem";
-            this.orthographicToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.orthographicToolStripMenuItem.Size = new System.Drawing.Size(145, 22);
             this.orthographicToolStripMenuItem.Text = "Orthographic";
             this.orthographicToolStripMenuItem.Click += new System.EventHandler(this.orthographicToolStripMenuItem_Click);
             // 
             // perspectiveToolStripMenuItem
             // 
             this.perspectiveToolStripMenuItem.Name = "perspectiveToolStripMenuItem";
-            this.perspectiveToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.perspectiveToolStripMenuItem.Size = new System.Drawing.Size(145, 22);
             this.perspectiveToolStripMenuItem.Text = "Perspective";
             this.perspectiveToolStripMenuItem.Click += new System.EventHandler(this.perspectiveToolStripMenuItem_Click);
             // 
@@ -344,6 +346,13 @@
             this.uVViewerToolStripMenuItem.Text = "UV Viewer";
             this.uVViewerToolStripMenuItem.Click += new System.EventHandler(this.uVViewerToolStripMenuItem_Click);
             // 
+            // createScreenshotToolStripMenuItem
+            // 
+            this.createScreenshotToolStripMenuItem.Name = "createScreenshotToolStripMenuItem";
+            this.createScreenshotToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.createScreenshotToolStripMenuItem.Text = "Create Screenshot";
+            this.createScreenshotToolStripMenuItem.Click += new System.EventHandler(this.createScreenshotToolStripMenuItem_Click);
+            // 
             // Viewport
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
@@ -398,5 +407,6 @@
         private System.Windows.Forms.ToolStripMenuItem walkToolStripMenuItem;
         private System.Windows.Forms.ToolStripMenuItem projectionToolStripMenuItem;
         private System.Windows.Forms.ToolStripMenuItem walkToolStripMenuItem1;
+        private System.Windows.Forms.ToolStripMenuItem createScreenshotToolStripMenuItem;
     }
 }

Switch_Toolbox_Library/Forms/Viewport.cs

@@ -613,6 +613,39 @@ namespace Toolbox.Library
             }
         }
 
+        public GLControl GetActiveControl()
+        {
+            if (GL_ControlModern != null)
+                return GL_ControlModern;
+            else
+                return GL_ControlLegacy;
+        }
+
+        public void SaveScreenshot()
+        {
+            var control = GetActiveControl();
+
+            SaveFileDialog sfd = new SaveFileDialog();
+            sfd.Filter = BitmapExtension.FileFilter;
+            if (sfd.ShowDialog() == DialogResult.OK)
+            {
+                CreateScreenshot(control.Width, control.Height, false).Save(sfd.FileName);
+            }
+        }
+
+        public Bitmap CreateScreenshot(int width, int height, bool useAlpha = false)
+        {
+            int imageSize = width * height * 4;
+
+            GL.BindFramebuffer(FramebufferTarget.Framebuffer, 0);
+            byte[] output = new byte[imageSize];
+            GL.ReadPixels(0, 0, width, height, PixelFormat.Bgra, PixelType.UnsignedByte, output);
+
+            var bitmap = BitmapExtension.GetBitmap(output, width, height);
+            bitmap.RotateFlip(System.Drawing.RotateFlipType.RotateNoneFlipY);
+            return bitmap;
+        }
+
         private void UpdateCameraMovement()
         {
             if (orbitToolStripMenuItem.Checked)
@@ -646,5 +679,9 @@ namespace Toolbox.Library
         private void orbitToolStripMenuItem_Click(object sender, EventArgs e) {
             UpdateCameraMovement();
         }
+
+        private void createScreenshotToolStripMenuItem_Click(object sender, EventArgs e) {
+            SaveScreenshot();
+        }
     }
 }

Switch_Toolbox_Library/Imaging/BitmapExtension.cs

@@ -29,6 +29,19 @@ namespace Toolbox.Library
             return Bmp;
         }
 
+        public static string FileFilter
+        {
+            get
+            {
+               return "Supported Formats|*.png;*.tga;*.jpg;*.tiff|" +
+                      "Portable Network Graphics |*.png|" +
+                      "Joint Photographic Experts Group |*.jpg|" +
+                      "Bitmap Image |*.bmp|" +
+                      "Tagged Image File Format |*.tiff|" +
+                      "All files(*.*)|*.*";
+            }
+        }
+
         public static List<byte[]> GenerateMipMaps(Bitmap bitmap)
         {
             List<byte[]> datas = new List<byte[]>();

Switch_Toolbox_Library/Rendering/OpenTKSharedResources.cs

@@ -45,10 +45,6 @@ namespace Toolbox.Library.Rendering
                 GraphicsContext.ShareContexts = true;
                 var control = new OpenTK.GLControl();
                 control.MakeCurrent();
-              //  dummyResourceWindow = CreateGameWindowContext();
-
-                if (Runtime.enableOpenTKDebugOutput)
-                    EnableOpenTKDebugOutput();
 
                 RenderTools.LoadTextures();
                 GetOpenGLSystemInfo();
@@ -63,24 +59,6 @@ namespace Toolbox.Library.Rendering
             }
         }
 
-        public static void EnableOpenTKDebugOutput()
-        {
-#if DEBUG
-            /*// This isn't free, so skip this step when not debugging.
-            // TODO: Only works with Intel integrated.
-            if (SFGraphics.Tools.OpenGLExtensions.IsAvailable("GL_KHR_debug"))
-            {
-                GL.Enable(EnableCap.DebugOutput);
-                GL.Enable(EnableCap.DebugOutputSynchronous);
-                debugProc = DebugCallback;
-                GL.DebugMessageCallback(debugProc, IntPtr.Zero);
-                int[] ids = { };
-                GL.DebugMessageControl(DebugSourceControl.DontCare, DebugTypeControl.DontCare,
-                    DebugSeverityControl.DontCare, 0, ids, true);
-            }*/
-#endif
-        }
-
         private static void DebugCallback(DebugSource source, DebugType type, int id, DebugSeverity severity, int length, IntPtr message, IntPtr userParam)
         {
             string debugMessage = Marshal.PtrToStringAnsi(message, length);

Toolbox/MainForm.cs

@@ -99,13 +99,15 @@ namespace Toolbox
 
                 OpenTKSharedResources.InitializeSharedResources();
 
+                if (OpenTKSharedResources.SetupStatus == OpenTKSharedResources.SharedResourceStatus.Initialized)
+                {
                     Runtime.OpenTKInitialized = true;
-
                     Runtime.renderer = GL.GetString(StringName.Renderer);
                     Runtime.openGLVersion = GL.GetString(StringName.Version);
                     Runtime.GLSLVersion = GL.GetString(StringName.ShadingLanguageVersion);
                     ParseGLVersion();
                 }
+            }
 
             LoadPLugins();
             UpdateToolbar(HasVersionFile);