예제 #1
0
        void IManipulator.Render(ViewControl vc)
        {
            TerrainGob   terrain    = m_terrainEditor.TerrainEditorControl.SelectedTerrain;
            TerrainBrush brush      = m_terrainEditor.TerrainEditorControl.SelectedBrush;
            TerrainMap   terrainMap = m_terrainEditor.TerrainEditorControl.SelectedTerrainMap;

            if (brush == null || (!brush.CanApplyTo(terrain) && !brush.CanApplyTo(terrainMap)))
            {
                return;
            }

            Vec2F drawscale = new Vec2F(1.0f, 1.0f);

            if (brush.CanApplyTo(terrainMap))
            {
                ImageData mapImg = terrainMap.GetSurface();
                ImageData hmImg  = terrain.GetSurface();
                drawscale.X = (float)hmImg.Width / (float)mapImg.Width;
                drawscale.Y = (float)hmImg.Height / (float)mapImg.Height;
            }

            Point scrPt = vc.PointToClient(Control.MousePosition);

            if (!vc.ClientRectangle.Contains(scrPt))
            {
                return;
            }
            Ray3F rayw = vc.GetWorldRay(scrPt);

            TerrainGob.RayPickRetVal retval;
            if (terrain.RayPick(rayw, out retval))
            {
                terrain.DrawBrush(brush, drawscale, retval.hitpos);
            }
        }