125 lines
2.6 KiB
C#
125 lines
2.6 KiB
C#
using System;
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using System.Drawing;
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using OpenTK.Graphics;
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using OpenTK.Graphics.OpenGL;
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using OpenTK;
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namespace nhengine
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{
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public class OpenGLWindow : GameWindow
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{
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private GLCamera camera;
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private Point mouseCapturePosition;
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private bool mouseCaptured;
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public OpenGLWindow()
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:base(800, 600,
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GraphicsMode.Default,
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"nhEngine",
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GameWindowFlags.Default,
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DisplayDevice.Default,
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3, 3,
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GraphicsContextFlags.ForwardCompatible)
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{
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VSync = VSyncMode.On;
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camera = new GLCamera();
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camera.ArcX = -MathHelper.PiOver3;
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}
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protected override void OnLoad(EventArgs e)
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{
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base.OnLoad(e);
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GL.ClearColor(0.1f, 0.2f, 0.5f, 0.0f);
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GL.Enable(EnableCap.DepthTest);
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}
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protected override void OnResize(EventArgs e)
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{
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base.OnResize(e);
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GL.Viewport(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width, ClientRectangle.Height);
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camera.setViewport(ClientRectangle.Width, ClientRectangle.Height);
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}
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protected override void OnRenderFrame(FrameEventArgs e)
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{
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base.OnRenderFrame(e);
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BootStrap boot = BootStrap.instance();
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GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
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//camera.ArcX = -MathHelper.PiOver2 * 0.8f;
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//camera.ArcZ += MathHelper.Pi / 180;
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camera.setup();
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boot.SquaredMap.paint(camera);
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SwapBuffers();
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}
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private void captureMouse(){
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mouseCapturePosition = new Point(Mouse.X, Mouse.Y);
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mouseCaptured = true;
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CursorVisible = false;
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}
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private void releaseMouse(){
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mouseCaptured = false;
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CursorVisible = true;
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}
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protected override void OnMouseMove(OpenTK.Input.MouseMoveEventArgs e)
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{
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if (mouseCaptured){
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Point delta = new Point(e.X - mouseCapturePosition.X, e.Y - mouseCapturePosition.Y);
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onMouseCapturedMove(delta);
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mouseCapturePosition = e.Position;
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}
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}
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protected virtual void onMouseCapturedMove(Point delta){
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camera.ArcZ += ((float)delta.X) / 100.0f;
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camera.ArcX += ((float)delta.Y) / 100.0f;
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if (camera.ArcX > 0.0f){
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camera.ArcX = 0.0f;
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}
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if (camera.ArcX < -MathHelper.PiOver2){
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camera.ArcX = -MathHelper.PiOver2;
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}
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}
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protected override void OnMouseDown(OpenTK.Input.MouseButtonEventArgs e)
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{
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switch (e.Button){
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case OpenTK.Input.MouseButton.Left:
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break;
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case OpenTK.Input.MouseButton.Right:
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captureMouse();
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break;
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}
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}
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protected override void OnMouseUp(OpenTK.Input.MouseButtonEventArgs e)
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{
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releaseMouse();
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}
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protected override void OnMouseWheel(OpenTK.Input.MouseWheelEventArgs e)
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{
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camera.Distance += e.DeltaPrecise * 16.0f;
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}
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}
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}
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