/// <summary> /// Check if we hit the handles /// </summary> /// <param name="x"></param> /// <param name="y"></param> /// <param name="viewport"></param> /// <returns></returns> private int GetGrableHandleHit(int x, int y, BaseViewport viewport) { MapObjectGroup selectedMapObjectGroup = controller.Selection; if (selectedMapObjectGroup.Empty) { return((int)SolidGrabHandles.HitStatus.None); } Matrix4 toGridMatrix = viewport.Camera.GetWorldMatrix().ClearTranslation(); SolidGrabHandles handles = controller.RubberBand.Handles; handles.CreateHandles(selectedMapObjectGroup, toGridMatrix, viewport.Zoom); return(handles.CheckHit(viewport.ViewportToRay(x, y))); }
public override void OnRender(Graphics.Graphics graphics, BaseViewport viewport) { BaseViewportCamera camera = viewport.Camera; RubberBand rubberband = controller.RubberBand; SolidRenderOperation render = new SolidRenderOperation { Viewport = viewport, Graphics = graphics }; // Draw all solids if (viewport.ViewportType == BaseViewport.ViewportTypes.PERSPECTIVE) { GL.Enable(EnableCap.DepthTest); } graphics.BeginDraw(camera.GetViewMatrix() * camera.GetProjMatrix()); foreach (MapObject mapObject in controller.SceneDocument) { if (mapObject.Selected) { continue; } mapObject.PerformOperation(render); } controller.Selection?.PerformOperation(render); // only in orthographic viewport if (viewport.ViewportType != BaseViewport.ViewportTypes.PERSPECTIVE) { // draw rubberband if (rubberband.Bounds.HasVolume2D) { graphics.DrawWireframeAabb(rubberband.Bounds, Graphics.Graphics.LineType.LineDashed, rubberband.Color, rubberband.Transformation, viewport.Zoom); } else { // draw "rubberband" for the selection graphics.DrawWireframeAabb(controller.Selection?.Bounds, Graphics.Graphics.LineType.LineDashed, viewport.RenderMode == BaseViewport.RenderModes.SOLID ? Color.Yellow : Color.Red, Matrix4.Identity, viewport.Zoom); } // draw grabhandles for selection if (controller.RubberBand.ShowGrabhandles) { SolidGrabHandles handles = controller.RubberBand.Handles; Matrix4 viewportMatrix = viewport.Camera.GetWorldMatrix().ClearTranslation(); handles.CreateHandles(controller.Selection, viewportMatrix, viewport.Zoom); handles.Render(graphics); } } graphics.EndDraw(); if (viewport.ViewportType == BaseViewport.ViewportTypes.PERSPECTIVE) { GL.Disable(EnableCap.DepthTest); } }