/*
* React to the creation of a new surface by creating and returning an
* OpenGL interface that renders to that surface.
*/
public GL CreateSurface(SurfaceHolder holder)
{
/*
* The window size has changed, so we need to create a new surface.
*/
if (this.mEglSurface != null)
{
/*
* Unbind and destroy the old EGL surface, if there is one.
*/
this.mEgl.EglMakeCurrent(this.mEglDisplay, EGL10Consts.EglNoSurface, EGL10Consts.EglNoSurface, EGL10Consts.EglNoContext);
this.mEgl.EglDestroySurface(this.mEglDisplay, this.mEglSurface);
}
/*
* Create an EGL surface we can render into.
*/
this.mEglSurface = this.mEgl.EglCreateWindowSurface(this.mEglDisplay, this.mEglConfig, (Object)holder, null);
/*
* Before we can issue GL commands, we need to make sure the context
* is current and bound to a surface.
*/
this.mEgl.EglMakeCurrent(this.mEglDisplay, this.mEglSurface, this.mEglSurface, this.mEglContext);
GL gl = this.mEglContext.GL;
if (GLSurfaceView.Instance.mGLWrapper != null)
{
gl = GLSurfaceView.Instance.mGLWrapper.wrap(gl);
}
/* Debugging disabled */
/*
* if ((mDebugFlags & (DEBUG_CHECK_GL_ERROR | DEBUG_LOG_GL_CALLS))!=
* 0) { int configFlags = 0; Writer log = null; if ((mDebugFlags &
* DEBUG_CHECK_GL_ERROR) != 0) { configFlags |=
* GLDebugHelper.CONFIG_CHECK_GL_ERROR; } if ((mDebugFlags &
* DEBUG_LOG_GL_CALLS) != 0) { log = new LogWriter(); } gl =
* GLDebugHelper.wrap(gl, configFlags, log); }
*/
return(gl);
}
public Canvas(Javax.Microedition.Khronos.Opengles.IGL gl)
: base(IntPtr.Zero, JniHandleOwnership.DoNotTransfer)
{
throw new NotSupportedException("The Canvas(Javax.Microedition.Khronos.Opengles.IGL) constructor is not supported on API-11+.");
}
