protected EGLSurface CreatePBufferSurface(EGLConfig config, int[] attribList)
{
IEGL10 egl = EGLContext.EGL.JavaCast <IEGL10>();
EGLSurface result = egl.EglCreatePbufferSurface(eglDisplay, config, attribList);
if (result == null || result == EGL10.EglNoSurface)
{
throw new Exception("EglCreatePBufferSurface");
}
return(result);
}
public EGLSurface CreatePBufferSurface(EGLConfig config, int[] attribList)
{
IEGL10 egl = EGLContext.EGL.JavaCast <IEGL10> ();
EGLSurface result = egl.EglCreatePbufferSurface(eglDisplay, config, attribList);
if (result == null || result == EGL10.EglNoSurface)
{
throw EglException.GenerateException("EglCreatePBufferSurface", egl, null);
}
return(result);
}
internal AndroidAsyncGraphicsContext(AndroidGraphicsContext graphicsContext, AndroidWindow androidWindow, int versionMajor)
{
egl = EGLContext.EGL.JavaCast<IEGL10>();
var pbufferAttribList = new[]
{
EGL10.EglWidth, 1,
EGL10.EglHeight, 1,
EGL10.EglNone
};
EGLDisplay = androidWindow.Display;
var androidGraphicsContext = graphicsContext;
var config = androidGraphicsContext.EGLConfig;
var attribList = new[]
{
EGL10.EglSurfaceType, EGL10.EglPbufferBit,
EGL10.EglRenderableType, 4, // (opengl es 2.0)
EGL10.EglRedSize, graphicsContext.GraphicsMode.ColorFormat.Red,
EGL10.EglGreenSize, graphicsContext.GraphicsMode.ColorFormat.Green,
EGL10.EglBlueSize, graphicsContext.GraphicsMode.ColorFormat.Blue,
EGL10.EglAlphaSize, graphicsContext.GraphicsMode.ColorFormat.Alpha,
EGL10.EglDepthSize, graphicsContext.GraphicsMode.Depth,
EGL10.EglStencilSize, graphicsContext.GraphicsMode.Stencil,
//Egl.SAMPLE_BUFFERS, samples > 0 ? 1 : 0,
EGL10.EglSamples, 0,
EGL10.EglNone,
};
// first ask the number of config available
var numConfig = new int[1];
if (!egl.EglChooseConfig(EGLDisplay, attribList, null, 0, numConfig))
{
throw new InvalidOperationException(string.Format("EglChooseConfig {0:x}", egl.EglGetError()));
}
// retrieve the available configs
var configs = new EGLConfig[numConfig[0]];
if (!egl.EglChooseConfig(EGLDisplay, attribList, configs, configs.Length, numConfig))
{
throw new InvalidOperationException(string.Format("EglChooseConfig {0:x}", egl.EglGetError()));
}
// choose the best config
EGLConfig = ChooseConfigEGL(configs);
// create the surface
EGLSurface = egl.EglCreatePbufferSurface(EGLDisplay, EGLConfig, pbufferAttribList);
if (EGLSurface == EGL10.EglNoSurface)
{
throw new InvalidOperationException(string.Format("EglCreatePBufferSurface {0:x}", egl.EglGetError()));
}
// 0x3098 is EGL_CONTEXT_CLIENT_VERSION
var attribList3 = new[] { 0x3098, versionMajor, EGL10.EglNone };
EGLContext = egl.EglCreateContext(EGLDisplay, config, androidGraphicsContext.EGLContext, attribList3);
if (EGLContext == EGL10.EglNoContext)
{
throw new InvalidOperationException(string.Format("EglCreateContext {0:x}", egl.EglGetError()));
}
}
internal AndroidAsyncGraphicsContext(AndroidGraphicsContext graphicsContext, AndroidWindow androidWindow, int versionMajor)
{
egl = EGLContext.EGL.JavaCast <IEGL10>();
var pbufferAttribList = new[]
{
EGL10.EglWidth, 1,
EGL10.EglHeight, 1,
EGL10.EglNone
};
EGLDisplay = androidWindow.Display;
var androidGraphicsContext = graphicsContext;
var config = androidGraphicsContext.EGLConfig;
var attribList = new[]
{
EGL10.EglSurfaceType, EGL10.EglPbufferBit,
EGL10.EglRenderableType, 4, // (opengl es 2.0)
EGL10.EglRedSize, graphicsContext.GraphicsMode.ColorFormat.Red,
EGL10.EglGreenSize, graphicsContext.GraphicsMode.ColorFormat.Green,
EGL10.EglBlueSize, graphicsContext.GraphicsMode.ColorFormat.Blue,
EGL10.EglAlphaSize, graphicsContext.GraphicsMode.ColorFormat.Alpha,
EGL10.EglDepthSize, graphicsContext.GraphicsMode.Depth,
EGL10.EglStencilSize, graphicsContext.GraphicsMode.Stencil,
//Egl.SAMPLE_BUFFERS, samples > 0 ? 1 : 0,
EGL10.EglSamples, 0,
EGL10.EglNone,
};
// first ask the number of config available
var numConfig = new int[1];
if (!egl.EglChooseConfig(EGLDisplay, attribList, null, 0, numConfig))
{
throw new InvalidOperationException(string.Format("EglChooseConfig {0:x}", egl.EglGetError()));
}
// retrieve the available configs
var configs = new EGLConfig[numConfig[0]];
if (!egl.EglChooseConfig(EGLDisplay, attribList, configs, configs.Length, numConfig))
{
throw new InvalidOperationException(string.Format("EglChooseConfig {0:x}", egl.EglGetError()));
}
// choose the best config
EGLConfig = ChooseConfigEGL(configs);
// create the surface
EGLSurface = egl.EglCreatePbufferSurface(EGLDisplay, EGLConfig, pbufferAttribList);
if (EGLSurface == EGL10.EglNoSurface)
{
throw new InvalidOperationException(string.Format("EglCreatePBufferSurface {0:x}", egl.EglGetError()));
}
// 0x3098 is EGL_CONTEXT_CLIENT_VERSION
var attribList3 = new[] { 0x3098, versionMajor, EGL10.EglNone };
EGLContext = egl.EglCreateContext(EGLDisplay, config, androidGraphicsContext.EGLContext, attribList3);
if (EGLContext == EGL10.EglNoContext)
{
throw new InvalidOperationException(string.Format("EglCreateContext {0:x}", egl.EglGetError()));
}
}