Sitrineでファイルから読み込んだ文字列を表示、同時にEnterを押した時にuxからの音が再生されるサンプル。備忘録として、記念として。このサンプルだけでは動きません。バックにライブラリがいます。

sitrine_sample.cs

using OpenTK;
using OpenTK.Graphics;
using OpenTK.Graphics.OpenGL;
using Sitrine;
using Sitrine.Audio;
using System;
using System.Drawing;
using System.Drawing.Text;
using System.IO;
using ux.Component;
using uxMidi;

namespace Sample
{
    static class Program
    {
        static void Main()
        {
            if (!File.Exists("message.txt"))
                return;

            using (SampleWindow window = new SampleWindow())
            {
                window.Run();
            }
        }
    }

    class SampleWindow : GameWindow
    {
        int list;
        int index = 0;
        bool pressed;
        string[] messages;
        PrivateFontCollection fontCollection;
        FontFamily vlgothic;
        TextTexture message;
        TextTextureOptions textOptions;
        MusicPlayer music;

        public SampleWindow()
            : base(640, 480, GraphicsMode.Default, "Sample")
        {
        }

        protected override void OnKeyPress(OpenTK.KeyPressEventArgs e)
        {
            if (this.Keyboard[OpenTK.Input.Key.Escape])
                this.Exit();

            base.OnKeyPress(e);
        }

        protected override void OnLoad(EventArgs e)
        {
            GL.ClearColor(Color4.RoyalBlue);

            GL.Enable(EnableCap.Texture2D);
            GL.Enable(EnableCap.Blend);

            GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);

            this.fontCollection = new PrivateFontCollection();
            this.fontCollection.AddFontFile("VL-Gothic-Regular.ttf");
            this.vlgothic = this.fontCollection.Families[0];

            this.textOptions = new TextTextureOptions(new Font(this.vlgothic, 20f));
            this.message = new TextTexture(this.textOptions, new SizeF(640, 480));
            this.messages = File.ReadAllLines("message.txt");

            this.music = new MusicPlayer();
            this.music.Play();

            this.music.Connector.Master.PushHandle(new[]{
              new Handle(1, HandleType.Envelope, (int)EnvelopeOperate.A, 0.0f),  
              new Handle(1, HandleType.Envelope, (int)EnvelopeOperate.P, 0.1f), 
              new Handle(1, HandleType.Envelope, (int)EnvelopeOperate.D, 0.05f),
              new Handle(1, HandleType.Envelope, (int)EnvelopeOperate.S, 0.0f),
              new Handle(1, HandleType.Envelope, (int)EnvelopeOperate.R, 0.0f),
              new Handle(1, HandleType.Waveform, (int)WaveformType.Triangle), 
            });

            GL.MatrixMode(MatrixMode.Projection);
            GL.LoadIdentity();

            GL.Ortho(0, 640, 480, 0, 0, 1.0);

            list = GL.GenLists(1);
            GL.NewList(list, ListMode.Compile);
            {
                GL.Begin(BeginMode.Quads);
                {
                    GL.TexCoord2(0.0f, 1.0f); GL.Vertex2(0.0f, 1.0f);
                    GL.TexCoord2(1.0f, 1.0f); GL.Vertex2(1.0f, 1.0f);
                    GL.TexCoord2(1.0f, 0.0f); GL.Vertex2(1.0f, 0.0f);
                    GL.TexCoord2(0.0f, 0.0f); GL.Vertex2(0.0f, 0.0f);
                }
                GL.End();
            }
            GL.EndList();

            base.OnLoad(e);
        }

        protected override void OnUnload(EventArgs e)
        {
            this.music.Stop();
            this.music.Dispose();
            this.message.Dispose();
            this.textOptions.Dispose();
            this.vlgothic.Dispose();
            this.fontCollection.Dispose();

            base.OnUnload(e);
        }

        protected override void OnResize(EventArgs e)
        {
            Size target = new Size(640, 480);
            GL.Viewport(this.ClientRectangle);

            base.OnResize(e);
        }

        protected override void OnRenderFrame(FrameEventArgs e)
        {
            GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);

            GL.MatrixMode(MatrixMode.Modelview);
            GL.LoadIdentity();

            GL.BindTexture(TextureTarget.Texture2D, this.message.ID);
            GL.Color4(1.0, 1.0, 1.0, 1.0);
            GL.Scale(this.message.Width, this.message.Height, 1.0);
            GL.CallList(list);
            this.message.Draw(this.messages[this.index]);

            if (!this.pressed && this.Keyboard[OpenTK.Input.Key.Enter])
            {
                this.index++;

                if (this.index >= this.messages.Length)
                    this.index = 0;

                this.music.Connector.Master.PushHandle(new Handle(1, HandleType.NoteOn, 72, 1.0f));
                this.pressed = true;
            }
            else if (this.pressed && !this.Keyboard[OpenTK.Input.Key.Enter])
            {
                this.pressed = false;
            }

            this.SwapBuffers();

            base.OnRenderFrame(e);
        }
    }
}