/**
* This method is part of the SurfaceHolder.Callback interface, and is not
* normally called or subclassed by clients of GLSurfaceView.
*/
public void SurfaceCreated(SurfaceHolder holder)
{
if (this.mGLThread != null)
{
this.mGLThread.SurfaceCreated();
}
this.mHasSurface = true;
}
/**
* This method is part of the SurfaceHolder.Callback interface, and is not
* normally called or subclassed by clients of GLSurfaceView.
*/
public void SurfaceChanged(SurfaceHolder holder, int format, int w, int h)
{
if (this.mGLThread != null)
{
this.mGLThread.OnWindowResize(w, h);
}
this.mSurfaceWidth = w;
this.mSurfaceHeight = h;
}
/**
* This method is part of the SurfaceHolder.Callback interface, and is not
* normally called or subclassed by clients of GLSurfaceView.
*/
public void SurfaceDestroyed(SurfaceHolder holder)
{
// Surface will be destroyed when we return
if (this.mGLThread != null)
{
this.mGLThread.SurfaceDestroyed();
}
this.mHasSurface = false;
}
private void Init()
{
// Install a SurfaceHolder.Callback so we get notified when the
// underlying surface is created and destroyed
SurfaceHolder holder = this.Holder;
holder.AddCallback(this);
holder.SetType(Android.Views.SurfaceType.Gpu);
this.RenderMode = RENDERMODE_CONTINUOUSLY;
GLSurfaceView.Instance = this;
}
/*
* 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);
}
/*
* 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;
}
/**
* This method is part of the SurfaceHolder.Callback interface, and is not
* normally called or subclassed by clients of GLSurfaceView.
*/
public void SurfaceChanged(SurfaceHolder holder, int format, int w, int h)
{
if (this.mGLThread != null)
{
this.mGLThread.OnWindowResize(w, h);
}
this.mSurfaceWidth = w;
this.mSurfaceHeight = h;
}
/**
* This method is part of the SurfaceHolder.Callback interface, and is not
* normally called or subclassed by clients of GLSurfaceView.
*/
public void SurfaceDestroyed(SurfaceHolder holder)
{
// Surface will be destroyed when we return
if (this.mGLThread != null)
{
this.mGLThread.SurfaceDestroyed();
}
this.mHasSurface = false;
}
/**
* This method is part of the SurfaceHolder.Callback interface, and is not
* normally called or subclassed by clients of GLSurfaceView.
*/
public void SurfaceCreated(SurfaceHolder holder)
{
if (this.mGLThread != null)
{
this.mGLThread.SurfaceCreated();
}
this.mHasSurface = true;
}
