コード例 #1
0
ファイル: HUD.cs プロジェクト: kaldpils/ardupilotone
        public HUD()
        {
            if (this.DesignMode)
            {
                opengl = false;
                //return;
            }

            //InitializeComponent();

            graphicsObject = this;
            graphicsObjectGDIP = Graphics.FromImage(objBitmap);
        }
コード例 #2
0
ファイル: HUD.cs プロジェクト: kaldpils/ardupilotone
        void drawstring(HUD e, string text, Font font, float fontsize, Brush brush, float x, float y)
        {
            if (!opengl)
            {
                drawstring(graphicsObjectGDIP, text, font, fontsize, brush, x, y);
                return;
            }

            if (text == null || text == "")
                return;
            /*
            OpenTK.Graphics.Begin();
            GL.PushMatrix();
            GL.Translate(x, y, 0);
            printer.Print(text, font, c);
            GL.PopMatrix(); printer.End();
            */

            char[] chars = text.ToCharArray();

            float maxy = 1;

            foreach (char cha in chars)
            {
                int charno = (int)cha;

                int charid = charno  + (128 * (int)fontsize); // 128 * 40 * 5;128

                if (charbitmaps[charid] == null)
                {
                    charbitmaps[charid] = new Bitmap(128, 128, System.Drawing.Imaging.PixelFormat.Format32bppArgb);

                    charbitmaps[charid].MakeTransparent(Color.Transparent);

                    //charbitmaptexid

                    float maxx = this.Width / 150; // for space

                    // create bitmap
                    using (Graphics gfx = Graphics.FromImage(charbitmaps[charid]))
                    {
                        pth.Reset();

                        if (text != null)
                            pth.AddString(cha + "", font.FontFamily, 0, fontsize + 5, new Point((int)0, (int)0), StringFormat.GenericTypographic);

                        gfx.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;

                        gfx.DrawPath(P, pth);

                        //Draw the face

                        gfx.FillPath(brush, pth);

                        if (pth.PointCount > 0)
                        {
                            foreach (PointF pnt in pth.PathPoints)
                            {
                                if (pnt.X > maxx)
                                    maxx = pnt.X;

                                if (pnt.Y > maxy)
                                    maxy = pnt.Y;
                            }
                        }
                    }

                    charwidth[charid] = (int)(maxx + 2);

                    //charbitmaps[charid] = charbitmaps[charid].Clone(new RectangleF(0, 0, maxx + 2, maxy + 2), charbitmaps[charid].PixelFormat);

                    //charbitmaps[charno * (int)fontsize].Save(charno + " " + (int)fontsize + ".png");

                    // create texture
                    int textureId;
                    GL.TexEnv(TextureEnvTarget.TextureEnv, TextureEnvParameter.TextureEnvMode, (float)TextureEnvModeCombine.Replace);//Important, or wrong color on some computers

                    Bitmap bitmap = charbitmaps[charid];
                    GL.GenTextures(1, out textureId);
                    GL.BindTexture(TextureTarget.Texture2D, textureId);

                    BitmapData data = bitmap.LockBits(new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height), ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);

                    GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, data.Width, data.Height, 0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, data.Scan0);

                    GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
                    GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);

                    //    GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)All.Nearest);
                    //GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)All.Nearest);
                    GL.Finish();
                    bitmap.UnlockBits(data);

                    charbitmaptexid[charid] = textureId;
                }

                //GL.Enable(EnableCap.Blend);
                GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);

                GL.Enable(EnableCap.Texture2D);
                GL.BindTexture(TextureTarget.Texture2D, charbitmaptexid[charid]);

                float scale = 1.0f;

                GL.Begin(BeginMode.Quads);
                GL.TexCoord2(0, 0); GL.Vertex2(x, y);
                GL.TexCoord2(1, 0); GL.Vertex2(x + charbitmaps[charid].Width * scale, y);
                GL.TexCoord2(1, 1); GL.Vertex2(x + charbitmaps[charid].Width * scale, y + charbitmaps[charid].Height * scale);
                GL.TexCoord2(0, 1); GL.Vertex2(x + 0, y + charbitmaps[charid].Height * scale);
                GL.End();

                //GL.Disable(EnableCap.Blend);
                GL.Disable(EnableCap.Texture2D);

                x += charwidth[charid] * scale;
            }
        }
コード例 #3
0
ファイル: HUD.cs プロジェクト: 415porto/ardupilotone
        public HUD()
        {
            if (this.DesignMode)
                return;

            InitializeComponent();

            graphicsObject = this;
            graphicsObjectGDIP = Graphics.FromImage(objBitmap);
        }