Re: [android-developers] Using GLSurfaceView in Fragment

On 07/01/2013 20:18, Zoltan Hubai wrote:
> Hi
>
> I need some help with the following problem.
>
> I took the hello-gl2 example from the android-ndk and rewrote a bit to
> suite my needs.
> The GL2JNIView class is the same except the init function where I added
> setRenderMode(RENDERMODE_WHEN_DIRTY);
>
> In the Render class onSurfaceChanged function I call the native
> method setupGraphics(int w, int h) (see attached file)
> In the Render class onDrawFrame function i call the native method void
> render(jbyteArray bArray) (bArray contains a jpg image with some other data)
>
>
Can you show onSurfaceChanged, onSurfaceCreated and onSurfaceCreated ?
> I'm using the GL2JNIView inside a Fragment that is displayed at user
> request. The GL2JNIView is created in the Fragments onCreateView and added
> to a FrameLayout.
>
Can you show onCreateView ?
> This all works fine except the first time the Fragment is displayed I get
> the following error:
>
>
You declare the vertices as:
GLfloat vVertices[] = { -1.0f, 1.0f, 0.0f, // Position 0

And in your vertex shader, you expect:
static const char gVertexShader[] = "attribute vec4 a_position; \n"

Is it normal ?

-
Fabien

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