480 lines
16 KiB
C#
480 lines
16 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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using OpenTK.Graphics.OpenGL;
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using OpenTK;
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using Toolbox.Library;
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using Toolbox.Library.Rendering;
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using Toolbox.Library.IO;
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namespace FirstPlugin.Forms
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{
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public partial class LayoutViewer : UserControl
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{
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public List<BFLYT.BasePane> SelectedPanes = new List<BFLYT.BasePane>();
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public Camera2D Camera = new Camera2D();
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public class Camera2D
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{
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public float Zoom = 1;
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public Vector2 Position;
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}
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private RenderableTex backgroundTex;
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private BFLYT.Header LayoutFile;
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private static Dictionary<string, STGenericTexture> Textures;
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public LayoutViewer(BFLYT.Header bflyt)
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{
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InitializeComponent();
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LayoutFile = bflyt;
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Textures = new Dictionary<string, STGenericTexture>();
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if (bflyt.TextureList.Textures.Count > 0)
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Textures = bflyt.FileInfo.GetTextures();
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}
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public void UpdateViewport()
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{
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glControl1.Invalidate();
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}
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private void glControl1_Paint(object sender, PaintEventArgs e)
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{
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if (!Runtime.OpenTKInitialized)
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return;
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glControl1.Context.MakeCurrent(glControl1.WindowInfo);
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OnRender();
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}
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private Color BackgroundColor = Color.FromArgb(130, 130, 130);
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private void OnRender()
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{
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if (LayoutFile == null) return;
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GL.Viewport(0, 0, glControl1.Width, glControl1.Height);
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GL.MatrixMode(MatrixMode.Projection);
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GL.LoadIdentity();
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GL.Ortho(0, glControl1.Width, glControl1.Height, 0, -1, 1);
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GL.MatrixMode(MatrixMode.Modelview);
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GL.LoadIdentity();
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GL.ClearColor(BackgroundColor);
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GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
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GL.Enable(EnableCap.AlphaTest);
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GL.AlphaFunc(AlphaFunction.Gequal, 0.1f);
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GL.Enable(EnableCap.Blend);
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GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
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DrawRootPane(LayoutFile.RootPane);
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DrawGrid();
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DrawXyLines();
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GL.Scale(1 * Camera.Zoom, -1 * Camera.Zoom, 1);
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GL.Translate(Camera.Position.X, Camera.Position.Y, 0);
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RenderPanes(LayoutFile.RootPane, true);
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glControl1.SwapBuffers();
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}
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private void RenderPanes(BFLYT.BasePane pane, bool isRoot)
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{
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if (!pane.DisplayInEditor)
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return;
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GL.PushMatrix();
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GL.Translate(pane.Translate.X, pane.Translate.Y, 0);
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GL.Rotate(pane.Rotate.Z, pane.Rotate.X, pane.Rotate.Y, pane.Rotate.Z);
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GL.Scale(pane.Scale.X, pane.Scale.Y, 1);
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if (!isRoot)
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{
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if (pane is BFLYT.PIC1)
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DrawPicturePane(LayoutFile, (BFLYT.PIC1)pane);
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else if (pane is BFLYT.PAN1)
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DrawDefaultPane(LayoutFile, (BFLYT.PAN1)pane);
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}
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else
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isRoot = false;
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foreach (var childPane in pane.Childern)
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RenderPanes(childPane, isRoot);
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GL.PopMatrix();
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}
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private void DrawRootPane(BFLYT.PAN1 pane)
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{
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GL.LoadIdentity();
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GL.PushMatrix();
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GL.Scale(pane.Scale.X * Camera.Zoom, -pane.Scale.Y * Camera.Zoom, 1);
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GL.Rotate(pane.Rotate.Z, pane.Rotate.X, pane.Rotate.Y, pane.Rotate.Z);
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GL.Translate(pane.Translate.X + Camera.Position.X, pane.Translate.Y + Camera.Position.Y, 0);
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Color color = Color.Black;
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if (SelectedPanes.Contains(pane))
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color = Color.Red;
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BFLYT.CustomRectangle rect = pane.CreateRectangle();
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//Draw a quad which is the backcolor but lighter
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GL.Begin(PrimitiveType.Quads);
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GL.Color3(BackgroundColor.Lighten(10));
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GL.Vertex2(rect.LeftPoint, rect.TopPoint);
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GL.Vertex2(rect.RightPoint, rect.TopPoint);
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GL.Vertex2(rect.RightPoint, rect.BottomPoint);
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GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
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GL.End();
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//Draw outline of root pane
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GL.Begin(PrimitiveType.LineLoop);
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GL.PolygonOffset(0.5f, 2);
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GL.LineWidth(33);
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GL.Color3(color);
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GL.Vertex2(rect.LeftPoint, rect.TopPoint);
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GL.Vertex2(rect.RightPoint, rect.TopPoint);
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GL.Vertex2(rect.RightPoint, rect.BottomPoint);
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GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
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GL.End();
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GL.PopMatrix();
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}
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private void DrawDefaultPane(BFLYT.Header bflyt, BFLYT.PAN1 pane)
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{
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Vector2[] TexCoords = new Vector2[] {
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new Vector2(1,1),
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new Vector2(0,1),
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new Vector2(0,0),
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new Vector2(1,0)
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};
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Color color = Color.White;
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if (SelectedPanes.Contains(pane))
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color = Color.Red;
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Color[] Colors = new Color[] {
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color,
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color,
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color,
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color,
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};
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DrawRectangle(pane.CreateRectangle(), TexCoords, Colors);
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}
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private void DrawPicturePane(BFLYT.Header bflyt, BFLYT.PIC1 pane)
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{
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Vector2[] TexCoords = new Vector2[] {
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new Vector2(1,1),
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new Vector2(0,1),
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new Vector2(0,0),
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new Vector2(1,0)
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};
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Color[] Colors = new Color[] {
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pane.ColorTopLeft.Color,
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pane.ColorTopRight.Color,
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pane.ColorBottomRight.Color,
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pane.ColorBottomLeft.Color,
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};
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GL.Enable(EnableCap.Texture2D);
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if (pane.TexCoords.Length > 0)
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{
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var mat = bflyt.MaterialList.Materials[pane.MaterialIndex];
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string textureMap0 = "";
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if (mat.TextureMaps.Count > 0)
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textureMap0 = bflyt.TextureList.Textures[mat.TextureMaps[0].ID];
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if (Textures.ContainsKey(textureMap0))
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BindGLTexture(mat.TextureMaps[0], Textures[textureMap0]);
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TexCoords = new Vector2[] {
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pane.TexCoords[0].TopLeft.ToTKVector2(),
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pane.TexCoords[0].TopRight.ToTKVector2(),
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pane.TexCoords[0].BottomRight.ToTKVector2(),
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pane.TexCoords[0].BottomLeft.ToTKVector2(),
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};
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}
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DrawRectangle(pane.CreateRectangle(), TexCoords, Colors, false);
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GL.BindTexture(TextureTarget.Texture2D, 0);
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}
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public void DrawRectangle(BFLYT.CustomRectangle rect, Vector2[] texCoords, Color[] colors, bool useLines = true)
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{
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if (useLines)
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{
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GL.Begin(PrimitiveType.LineLoop);
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GL.Color3(colors[0]);
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GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
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GL.Vertex2(rect.RightPoint, rect.BottomPoint);
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GL.Vertex2(rect.RightPoint, rect.TopPoint);
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GL.Vertex2(rect.LeftPoint, rect.TopPoint);
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GL.End();
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}
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else
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{
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GL.Begin(PrimitiveType.Quads);
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GL.Color3(colors[0]);
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GL.TexCoord2(texCoords[0]);
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GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
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GL.Color3(colors[1]);
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GL.TexCoord2(texCoords[1]);
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GL.Vertex2(rect.RightPoint, rect.BottomPoint);
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GL.Color3(colors[2]);
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GL.TexCoord2(texCoords[2]);
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GL.Vertex2(rect.RightPoint, rect.TopPoint);
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GL.Color3(colors[3]);
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GL.TexCoord2(texCoords[3]);
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GL.Vertex2(rect.LeftPoint, rect.TopPoint);
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GL.End();
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}
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}
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private static void BindGLTexture(BFLYT.TextureRef tex, STGenericTexture texture)
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{
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if (texture.RenderableTex == null || !texture.RenderableTex.GLInitialized)
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texture.LoadOpenGLTexture();
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//If the texture is still not initialized then return
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if (!texture.RenderableTex.GLInitialized)
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return;
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// GL.ActiveTexture(TextureUnit.Texture0 + texid);
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GL.BindTexture(TextureTarget.Texture2D, texture.RenderableTex.TexID);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, ConvertTextureWrap(tex.WrapModeU));
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, ConvertTextureWrap(tex.WrapModeV));
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, ConvertMagFilterMode(tex.MaxFilterMode));
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, ConvertMinFilterMode(tex.MinFilterMode));
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GL.TexParameter(TextureTarget.Texture2D, (TextureParameterName)ExtTextureFilterAnisotropic.TextureMaxAnisotropyExt, 0.0f);
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}
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private static int ConvertTextureWrap(BFLYT.TextureRef.WrapMode wrapMode)
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{
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switch (wrapMode)
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{
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case BFLYT.TextureRef.WrapMode.Clamp: return (int)TextureWrapMode.Clamp;
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case BFLYT.TextureRef.WrapMode.Mirror: return (int)TextureWrapMode.MirroredRepeat;
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case BFLYT.TextureRef.WrapMode.Repeat: return (int)TextureWrapMode.Repeat;
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default: return (int)TextureWrapMode.Clamp;
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}
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}
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private static int ConvertMagFilterMode(BFLYT.TextureRef.FilterMode filterMode)
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{
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switch (filterMode)
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{
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case BFLYT.TextureRef.FilterMode.Linear: return (int)TextureMagFilter.Linear;
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case BFLYT.TextureRef.FilterMode.Near: return (int)TextureMagFilter.Nearest;
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default: return (int)BFLYT.TextureRef.FilterMode.Linear;
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}
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}
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private static int ConvertMinFilterMode(BFLYT.TextureRef.FilterMode filterMode)
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{
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switch (filterMode)
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{
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case BFLYT.TextureRef.FilterMode.Linear: return (int)TextureMinFilter.Linear;
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case BFLYT.TextureRef.FilterMode.Near: return (int)TextureMinFilter.Nearest;
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default: return (int)BFLYT.TextureRef.FilterMode.Linear;
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}
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}
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private void DrawBackground()
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{
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if (backgroundTex == null)
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{
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/* backgroundTex = RenderableTex.FromBitmap(Properties.Resources.GridBackground);
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backgroundTex.TextureWrapR = TextureWrapMode.Repeat;
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backgroundTex.TextureWrapT = TextureWrapMode.Repeat;
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GL.Enable(EnableCap.Texture2D);
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GL.BindTexture(TextureTarget.Texture2D, backgroundTex.TexID);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (float)backgroundTex.TextureWrapR);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (float)backgroundTex.TextureWrapT);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (float)backgroundTex.TextureMagFilter);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (float)backgroundTex.TextureMinFilter);
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float UVscale = 15;
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int PanelWidth = 9000;
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int PanelWHeight = 9000;
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Vector2 scaleCenter = new Vector2(0.5f, 0.5f);
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Vector2[] TexCoords = new Vector2[] {
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new Vector2(1,1),
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new Vector2(0,1),
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new Vector2(0,0),
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new Vector2(1,0),
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};
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for (int i = 0; i < TexCoords.Length; i++)
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TexCoords[i] = (TexCoords[i] - scaleCenter) * 20 + scaleCenter;
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GL.MatrixMode(MatrixMode.Modelview);
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GL.LoadIdentity();
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GL.PushMatrix();
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GL.Scale(1, 1, 1);
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GL.Translate(0, 0, 0);
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GL.Color4(Color.White);
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GL.Begin(PrimitiveType.Quads);
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GL.TexCoord2(TexCoords[0]);
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GL.Vertex3(PanelWidth, PanelWHeight, 0);
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GL.TexCoord2(TexCoords[1]);
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GL.Vertex3(-PanelWidth, PanelWHeight, 0);
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GL.TexCoord2(TexCoords[2]);
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GL.Vertex3(-PanelWidth, -PanelWHeight, 0);
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GL.TexCoord2(TexCoords[3]);
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GL.Vertex3(PanelWidth, -PanelWHeight, 0);
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GL.End();
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GL.BindTexture(TextureTarget.Texture2D, 0);
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GL.PopMatrix();*/
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}
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}
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public void UpdateBackgroundColor(Color color)
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{
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BackgroundColor = color;
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glControl1.Invalidate();
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}
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private void DrawXyLines()
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{
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GL.LoadIdentity();
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GL.PushMatrix();
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GL.Scale(1 * Camera.Zoom, -1 * Camera.Zoom, 1);
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GL.Translate(Camera.Position.X, Camera.Position.Y, 0);
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int lineLength = 20;
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GL.Color3(Color.Green);
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GL.Begin(PrimitiveType.Lines);
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GL.Vertex2(0, 0);
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GL.Vertex2(0, lineLength);
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GL.End();
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GL.Color3(Color.Red);
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GL.Begin(PrimitiveType.Lines);
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GL.Vertex2(0, 0);
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GL.Vertex2(lineLength, 0);
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GL.End();
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GL.PopMatrix();
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}
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private void DrawGrid()
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{
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var size = 40;
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var amount = 300;
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GL.LoadIdentity();
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GL.PushMatrix();
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GL.Scale(1 * Camera.Zoom, -1 * Camera.Zoom, 1);
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GL.Translate(Camera.Position.X, Camera.Position.Y, 0);
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GL.Rotate(90, new Vector3(1,0,0));
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GL.LineWidth(0.001f);
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GL.Color3(BackgroundColor.Darken(20));
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GL.Begin(PrimitiveType.Lines);
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int squareGridCounter = 0;
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for (var i = -amount; i <= amount; i++)
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{
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if (squareGridCounter > 5)
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{
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squareGridCounter = 0;
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GL.LineWidth(33f);
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}
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else
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{
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GL.LineWidth(0.001f);
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}
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GL.Vertex3(new Vector3(-amount * size, 0f, i * size));
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GL.Vertex3(new Vector3(amount * size, 0f, i * size));
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GL.Vertex3(new Vector3(i * size, 0f, -amount * size));
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GL.Vertex3(new Vector3(i * size, 0f, amount * size));
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squareGridCounter++;
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}
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GL.End();
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GL.Color3(Color.Transparent);
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GL.PopAttrib();
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GL.Enable(EnableCap.Texture2D);
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GL.PopMatrix();
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}
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private bool mouseHeldDown = false;
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private Point originMouse;
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private void glControl1_MouseDown(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left)
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{
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mouseHeldDown = true;
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originMouse = e.Location;
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glControl1.Invalidate();
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}
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}
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private void glControl1_MouseUp(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left)
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{
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mouseHeldDown = false;
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glControl1.Invalidate();
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}
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}
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private void glControl1_MouseMove(object sender, MouseEventArgs e)
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{
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if (mouseHeldDown)
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{
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var pos = new Vector2(e.Location.X - originMouse.X, e.Location.Y - originMouse.Y);
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Camera.Position.X += pos.X;
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Camera.Position.Y -= pos.Y;
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originMouse = e.Location;
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glControl1.Invalidate();
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}
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}
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protected override void OnMouseWheel(MouseEventArgs e)
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{
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base.OnMouseWheel(e);
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if (e.Delta > 0 && Camera.Zoom > 0)
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Camera.Zoom += 0.1f;
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if (e.Delta < 0 && Camera.Zoom < 10 && Camera.Zoom > 0.1)
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Camera.Zoom -= 0.1f;
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glControl1.Invalidate();
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}
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private void glControl1_Resize(object sender, EventArgs e)
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{
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glControl1.Invalidate();
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}
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}
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}
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