/// <summary>
/// </summary>
/// <param name="context"> </param>
/// <returns> </returns>
public EGLConfig GetGLConfigFromContext(EGLCONTEXT context)
{
#warning CAN NOT CAST EGLCONFIG > INT[], how's that possible? :S
throw new NotSupportedException();
//EGLConfig glConfig = null;
//if (!Javax.Microedition.Khronos.Egl.EGLContext.EGL11.EglQueryContext(_glDisplay, context,
// Javax.Microedition.Khronos.Egl.EGL10Consts.EglConfigId, null))
//{
// throw new AxiomException("Fail to get config from context");
//}
//return glConfig;
}
/// <summary>
/// </summary>
/// <param name="eglDisplay"> </param>
/// <param name="glConfig"> </param>
/// <param name="shareList"> </param>
/// <returns> </returns>
public EGLCONTEXT CreateNewContext(EGLDisplay eglDisplay, EGLConfig glConfig, EGLCONTEXT shareList)
{
var contexAttrs = new int[] { 1, 2, EGL10Consts.EglNone };
EGLCONTEXT context = null;
if (eglDisplay == null)
{
context = EGLCONTEXT.EGL11.EglCreateContext(this._glDisplay, glConfig, shareList, contexAttrs);
}
else
{
context = EGLCONTEXT.EGL11.EglCreateContext(this._glDisplay, glConfig, null, contexAttrs);
}
if (context == null)
{
throw new AxiomException("Fail to create New context");
}
return(context);
}
/// <summary>
/// </summary>
/// <param name="eglDisplay"> </param>
/// <param name="glConfig"> </param>
/// <param name="shareList"> </param>
/// <returns> </returns>
public EGLCONTEXT CreateNewContext( EGLDisplay eglDisplay, EGLConfig glConfig, EGLCONTEXT shareList )
{
var contexAttrs = new int[] { 1, 2, EGL10Consts.EglNone };
EGLCONTEXT context = null;
if ( eglDisplay == null )
{
context = EGLCONTEXT.EGL11.EglCreateContext( this._glDisplay, glConfig, shareList, contexAttrs );
}
else
{
context = EGLCONTEXT.EGL11.EglCreateContext( this._glDisplay, glConfig, null, contexAttrs );
}
if ( context == null )
{
throw new AxiomException( "Fail to create New context" );
}
return context;
}
/// <summary>
/// </summary>
/// <param name="context"> </param>
/// <returns> </returns>
public EGLConfig GetGLConfigFromContext( EGLCONTEXT context )
{
#warning CAN NOT CAST EGLCONFIG > INT[], how's that possible? :S
throw new NotSupportedException();
//EGLConfig glConfig = null;
//if (!Javax.Microedition.Khronos.Egl.EGLContext.EGL11.EglQueryContext(_glDisplay, context,
// Javax.Microedition.Khronos.Egl.EGL10Consts.EglConfigId, null))
//{
// throw new AxiomException("Fail to get config from context");
//}
//return glConfig;
}
private void DestroyEGLContext()
{
// Assumes lockObject is locked
ExEnLog.WriteLine("ExEnAndroidSurfaceView.DestroyEGLContext Begin");
if(eglContext != null)
{
if(!egl.EglDestroyContext(eglDisplay, eglContext))
throw new ExEnSurfaceException(AddEGLError("Could not destroy EGL context"));
eglContext = null;
}
if(eglDisplay != null)
{
if(!egl.EglTerminate(eglDisplay))
throw new ExEnSurfaceException(AddEGLError("Could not terminate EGL connection"));
eglDisplay = null;
}
eglContextAvailable = false;
ExEnLog.WriteLine("ExEnAndroidSurfaceView.DestroyEGLContext End");
}
private void CreateEGLContext()
{
ExEnLog.WriteLine("ExEnAndroidSurfaceView.CreateEGLContext Begin");
// Assumes lockObject is locked
lostEglContext = false;
egl = EGLContext.EGL.JavaCast<IEGL10>();
eglDisplay = egl.EglGetDisplay(EGL10Consts.EglDefaultDisplay);
if(eglDisplay == EGL10Consts.EglNoDisplay)
throw new ExEnSurfaceException("Could not get EGL display");
int[] version = new int[2];
if(!egl.EglInitialize(eglDisplay, version))
throw new ExEnSurfaceException(AddEGLError("Could not initialize EGL display"));
ExEnLog.WriteLine("EGL Version: " + version[0] + "." + version[1]);
// TODO: allow GraphicsDeviceManager to specify a frame buffer configuration
// TODO: test this configuration works on many devices:
int[] configAttribs = new int[] {
//EGL10Consts.EglRedSize, 5,
//EGL10Consts.EglGreenSize, 6,
//EGL10Consts.EglBlueSize, 5,
//EGL10Consts.EglAlphaSize, 0,
//EGL10Consts.EglDepthSize, 4,
//EGL10Consts.EglStencilSize, 0,
EGL10Consts.EglNone };
EGLConfig[] configs = new EGLConfig[1];
int[] numConfigs = new int[1];
if(!egl.EglChooseConfig(eglDisplay, configAttribs, configs, 1, numConfigs))
throw new ExEnSurfaceException(AddEGLError("Could not get EGL config"));
if(numConfigs[0] == 0)
throw new ExEnSurfaceException("No valid EGL configs found");
eglConfig = configs[0];
const int EglContextClientVersion = 0x3098;
int[] contextAttribs = new int[] { EglContextClientVersion, 1, EGL10Consts.EglNone };
eglContext = egl.EglCreateContext(eglDisplay, eglConfig, EGL10Consts.EglNoContext, contextAttribs);
if(eglContext == null || eglContext == EGL10Consts.EglNoContext)
{
eglContext = null;
throw new ExEnSurfaceException(AddEGLError("Could not create EGL context"));
}
eglContextAvailable = true;
ExEnLog.WriteLine("ExEnAndroidSurfaceView.CreateEGLContext End");
}