internal virtual void InitializeExtensions() { //Set version string var pcVer = GL.GetString(OpenTK.Graphics.ES20.All.Version); if (pcVer == null || pcVer.Length == 0) { pcVer = "UNKOWN"; } string tmpStr = pcVer; LogManager.Instance.Write("GL_VERSION = " + tmpStr); int spacePos = -1; for (int i = 0; i < tmpStr.Length; i++) { if (tmpStr[i] == ' ') { spacePos = i; break; } } if (spacePos != -1) { this._version = tmpStr.Substring(0, spacePos); } else if (tmpStr.Contains(' ')) { this._version = tmpStr.Remove(' '); } else { this._version = tmpStr; } //Get vendor tmpStr = GL.GetString(OpenTK.Graphics.ES20.All.Vendor); if (tmpStr == null || tmpStr == string.Empty) { tmpStr = "UNKOWN"; } LogManager.Instance.Write("GL_VENDOR = " + tmpStr); spacePos = -1; for (int i = 0; i < tmpStr.Length; i++) { if (tmpStr[i] == ' ') { spacePos = i; break; } } if (spacePos != -1) { this._vendor = tmpStr.Substring(0, spacePos); } else if (tmpStr.Contains(' ')) { this._vendor = tmpStr.Remove(' '); } else { this._vendor = tmpStr; } //Get renderer tmpStr = GL.GetString(OpenTK.Graphics.ES20.All.Vendor); if (tmpStr == null || tmpStr == string.Empty) { tmpStr = "UNKOWN"; } LogManager.Instance.Write("GL_RENDERER = " + tmpStr); //Set extension list var pcExt = GL.GetString(OpenTK.Graphics.ES20.All.Extensions); if (pcExt == null) { pcExt = string.Empty; } LogManager.Instance.Write("GL_EXTENSIONS = " + pcExt); this.ExtensionList = pcExt; }