Example usage for javax.microedition.khronos.egl EGL10 eglChooseConfig

Introduction

In this page you can find the example usage for javax.microedition.khronos.egl EGL10 eglChooseConfig.

Prototype

boolean eglChooseConfig(EGLDisplay display, int[] attrib_list, EGLConfig[] configs, int config_size,
            int[] num_config);

Source Link

Usage

From source file:Main.java

private static int getOpenGLMaxTextureSizeBase() {
    // In JELLY_BEAN will collapse
    if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN) {
        return 0;
    }//  www .  j  a  v  a 2 s.c  o  m

    EGL10 egl = (EGL10) EGLContext.getEGL();

    EGLDisplay dpy = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
    int[] vers = new int[2];
    egl.eglInitialize(dpy, vers);

    int[] configAttr = { EGL10.EGL_COLOR_BUFFER_TYPE, EGL10.EGL_RGB_BUFFER, EGL10.EGL_LEVEL, 0,
            EGL10.EGL_SURFACE_TYPE, EGL10.EGL_PBUFFER_BIT, EGL10.EGL_NONE };
    EGLConfig[] configs = new EGLConfig[1];
    int[] numConfig = new int[1];
    egl.eglChooseConfig(dpy, configAttr, configs, 1, numConfig);
    //noinspection StatementWithEmptyBody
    if (numConfig[0] == 0) {
        // TROUBLE! No config found.
    }
    EGLConfig config = configs[0];

    int[] surfAttr = new int[] { EGL10.EGL_WIDTH, 64, EGL10.EGL_HEIGHT, 64, EGL10.EGL_NONE };
    EGLSurface surf = egl.eglCreatePbufferSurface(dpy, config, surfAttr);
    final int EGL_CONTEXT_CLIENT_VERSION = 0x3098; // missing in EGL10
    int[] ctxAttrib = { EGL_CONTEXT_CLIENT_VERSION, 1, EGL10.EGL_NONE };
    EGLContext ctx = egl.eglCreateContext(dpy, config, EGL10.EGL_NO_CONTEXT, ctxAttrib);
    egl.eglMakeCurrent(dpy, surf, surf, ctx);
    int[] maxSize = new int[1];
    GLES10.glGetIntegerv(GLES10.GL_MAX_TEXTURE_SIZE, maxSize, 0);

    egl.eglMakeCurrent(dpy, EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_CONTEXT);
    egl.eglDestroySurface(dpy, surf);
    egl.eglDestroyContext(dpy, ctx);
    egl.eglTerminate(dpy);

    return maxSize[0];
}

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From source file:Main.java

@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
private static int getMaxTextureEgl10() {
    EGL10 egl = (EGL10) javax.microedition.khronos.egl.EGLContext.getEGL();

    javax.microedition.khronos.egl.EGLDisplay dpy = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
    int[] vers = new int[2];
    egl.eglInitialize(dpy, vers);/* ww  w  .  j a  v a2s.c o m*/

    int[] configAttr = { EGL10.EGL_COLOR_BUFFER_TYPE, EGL10.EGL_RGB_BUFFER, EGL10.EGL_LEVEL, 0,
            EGL10.EGL_SURFACE_TYPE, EGL10.EGL_PBUFFER_BIT, EGL10.EGL_NONE };
    javax.microedition.khronos.egl.EGLConfig[] configs = new javax.microedition.khronos.egl.EGLConfig[1];
    int[] numConfig = new int[1];
    egl.eglChooseConfig(dpy, configAttr, configs, 1, numConfig);
    if (numConfig[0] == 0) {
        return 0;
    }
    javax.microedition.khronos.egl.EGLConfig config = configs[0];

    int[] surfAttr = { EGL10.EGL_WIDTH, 64, EGL10.EGL_HEIGHT, 64, EGL10.EGL_NONE };
    javax.microedition.khronos.egl.EGLSurface surf = egl.eglCreatePbufferSurface(dpy, config, surfAttr);
    final int EGL_CONTEXT_CLIENT_VERSION = 0x3098; // missing in EGL10
    int[] ctxAttribute = { EGL_CONTEXT_CLIENT_VERSION, 1, EGL10.EGL_NONE };
    javax.microedition.khronos.egl.EGLContext ctx = egl.eglCreateContext(dpy, config, EGL10.EGL_NO_CONTEXT,
            ctxAttribute);
    egl.eglMakeCurrent(dpy, surf, surf, ctx);
    int[] maxSize = new int[1];
    GLES10.glGetIntegerv(GLES10.GL_MAX_TEXTURE_SIZE, maxSize, 0);
    egl.eglMakeCurrent(dpy, EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_CONTEXT);
    egl.eglDestroySurface(dpy, surf);
    egl.eglDestroyContext(dpy, ctx);
    egl.eglTerminate(dpy);

    return maxSize[0];
}

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From source file:uk.co.armedpineapple.cth.SDLActivity.java

public static boolean initEGL(int majorVersion, int minorVersion) {
    if (SDLActivity.mEGLDisplay == null) {
        Log.v(SDLActivity.class.getSimpleName(), "Starting up OpenGL ES " + majorVersion + "." + minorVersion);

        try {// www .ja va2 s  .c om
            EGL10 egl = (EGL10) EGLContext.getEGL();

            EGLDisplay dpy = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);

            int[] version = new int[2];
            egl.eglInitialize(dpy, version);

            int EGL_OPENGL_ES_BIT = 1;
            int EGL_OPENGL_ES2_BIT = 4;
            int renderableType = 0;
            if (majorVersion == 2) {
                renderableType = EGL_OPENGL_ES2_BIT;
            } else if (majorVersion == 1) {
                renderableType = EGL_OPENGL_ES_BIT;
            }

            int[] configSpec = {
                    // EGL10.EGL_DEPTH_SIZE, 16,
                    EGL10.EGL_RENDERABLE_TYPE, renderableType, EGL10.EGL_NONE };
            EGLConfig[] configs = new EGLConfig[1];
            int[] num_config = new int[1];
            if (!egl.eglChooseConfig(dpy, configSpec, configs, 1, num_config) || num_config[0] == 0) {
                Log.e(SDLActivity.class.getSimpleName(), "No EGL config available");
                return false;
            }
            EGLConfig config = configs[0];

            SDLActivity.mEGLDisplay = dpy;
            SDLActivity.mEGLConfig = config;
            SDLActivity.mGLMajor = majorVersion;
            SDLActivity.mGLMinor = minorVersion;

            SDLActivity.createEGLSurface();
        } catch (Exception e) {
            Log.v("SDL", e + "");
            for (StackTraceElement s : e.getStackTrace()) {
                Log.v("SDL", s.toString());
            }
        }
    } else
        SDLActivity.createEGLSurface();

    return true;
}

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