Examples with EGLDisplay javax.microedition.khronos.egl.EGLDisplay used on opensource projects

Example 11 with EGLDisplay

use of javax.microedition.khronos.egl.EGLDisplay in project XobotOS by xamarin.

the class EGLLogWrapper method eglGetDisplay.

public EGLDisplay eglGetDisplay(Object native_display) {
    begin("eglGetDisplay");
    arg("native_display", native_display);
    end();
    EGLDisplay result = mEgl10.eglGetDisplay(native_display);
    returns(result);
    checkError();
    return result;
}

Example 12 with EGLDisplay

use of javax.microedition.khronos.egl.EGLDisplay in project XobotOS by xamarin.

the class EGLLogWrapper method eglGetCurrentDisplay.

public EGLDisplay eglGetCurrentDisplay() {
    begin("eglGetCurrentDisplay");
    end();
    EGLDisplay result = mEgl10.eglGetCurrentDisplay();
    returns(result);
    checkError();
    return result;
}

Example 13 with EGLDisplay

use of javax.microedition.khronos.egl.EGLDisplay in project Android-Image-Cropper by ArthurHub.

the class BitmapUtils method getMaxTextureSize.

/**
     * Get the max size of bitmap allowed to be rendered on the device.<br>
     * http://stackoverflow.com/questions/7428996/hw-accelerated-activity-how-to-get-opengl-texture-size-limit.
     */
private static int getMaxTextureSize() {
    // Safe minimum default size
    final int IMAGE_MAX_BITMAP_DIMENSION = 2048;
    try {
        // Get EGL Display
        EGL10 egl = (EGL10) EGLContext.getEGL();
        EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
        // Initialise
        int[] version = new int[2];
        egl.eglInitialize(display, version);
        // Query total number of configurations
        int[] totalConfigurations = new int[1];
        egl.eglGetConfigs(display, null, 0, totalConfigurations);
        // Query actual list configurations
        EGLConfig[] configurationsList = new EGLConfig[totalConfigurations[0]];
        egl.eglGetConfigs(display, configurationsList, totalConfigurations[0], totalConfigurations);
        int[] textureSize = new int[1];
        int maximumTextureSize = 0;
        // Iterate through all the configurations to located the maximum texture size
        for (int i = 0; i < totalConfigurations[0]; i++) {
            // Only need to check for width since opengl textures are always squared
            egl.eglGetConfigAttrib(display, configurationsList[i], EGL10.EGL_MAX_PBUFFER_WIDTH, textureSize);
            // Keep track of the maximum texture size
            if (maximumTextureSize < textureSize[0]) {
                maximumTextureSize = textureSize[0];
            }
        }
        // Release
        egl.eglTerminate(display);
        // Return largest texture size found, or default
        return Math.max(maximumTextureSize, IMAGE_MAX_BITMAP_DIMENSION);
    } catch (Exception e) {
        return IMAGE_MAX_BITMAP_DIMENSION;
    }
}

Example 14 with EGLDisplay

use of javax.microedition.khronos.egl.EGLDisplay in project android_frameworks_base by DirtyUnicorns.

the class SingleFrameTextureViewTestActivity method onSurfaceTextureAvailable.

@Override
public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {
    Log.d(LOG_TAG, "onSurfaceAvailable");
    mGLThread = new Thread() {

        static final int EGL_CONTEXT_CLIENT_VERSION = 0x3098;

        static final int EGL_OPENGL_ES2_BIT = 4;

        private EGL10 mEgl;

        private EGLDisplay mEglDisplay;

        private EGLConfig mEglConfig;

        private EGLContext mEglContext;

        private EGLSurface mEglSurface;

        @Override
        public void run() {
            initGL();
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
            }
            for (int i = 0; i < 2; i++) {
                if (i == 0) {
                    glClearColor(0.0f, 0.0f, 1.0f, 1.0f);
                } else {
                    glClearColor(0.0f, 1.0f, 0.0f, 1.0f);
                }
                glClear(GL_COLOR_BUFFER_BIT);
                Log.d(LOG_TAG, "eglSwapBuffers");
                if (!mEgl.eglSwapBuffers(mEglDisplay, mEglSurface)) {
                    throw new RuntimeException("Cannot swap buffers");
                }
                try {
                    Thread.sleep(50);
                } catch (InterruptedException e) {
                }
            }
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
            }
            finishGL();
        }

        private void finishGL() {
            mEgl.eglDestroyContext(mEglDisplay, mEglContext);
            mEgl.eglDestroySurface(mEglDisplay, mEglSurface);
        }

        private void initGL() {
            mEgl = (EGL10) EGLContext.getEGL();
            mEglDisplay = mEgl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
            if (mEglDisplay == EGL10.EGL_NO_DISPLAY) {
                throw new RuntimeException("eglGetDisplay failed " + GLUtils.getEGLErrorString(mEgl.eglGetError()));
            }
            int[] version = new int[2];
            if (!mEgl.eglInitialize(mEglDisplay, version)) {
                throw new RuntimeException("eglInitialize failed " + GLUtils.getEGLErrorString(mEgl.eglGetError()));
            }
            mEglConfig = chooseEglConfig();
            if (mEglConfig == null) {
                throw new RuntimeException("eglConfig not initialized");
            }
            mEglContext = createContext(mEgl, mEglDisplay, mEglConfig);
            mEglSurface = mEgl.eglCreateWindowSurface(mEglDisplay, mEglConfig, surface, null);
            if (mEglSurface == null || mEglSurface == EGL10.EGL_NO_SURFACE) {
                int error = mEgl.eglGetError();
                if (error == EGL10.EGL_BAD_NATIVE_WINDOW) {
                    Log.e(LOG_TAG, "createWindowSurface returned EGL_BAD_NATIVE_WINDOW.");
                    return;
                }
                throw new RuntimeException("createWindowSurface failed " + GLUtils.getEGLErrorString(error));
            }
            if (!mEgl.eglMakeCurrent(mEglDisplay, mEglSurface, mEglSurface, mEglContext)) {
                throw new RuntimeException("eglMakeCurrent failed " + GLUtils.getEGLErrorString(mEgl.eglGetError()));
            }
        }

        EGLContext createContext(EGL10 egl, EGLDisplay eglDisplay, EGLConfig eglConfig) {
            int[] attrib_list = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL10.EGL_NONE };
            return egl.eglCreateContext(eglDisplay, eglConfig, EGL10.EGL_NO_CONTEXT, attrib_list);
        }

        private EGLConfig chooseEglConfig() {
            int[] configsCount = new int[1];
            EGLConfig[] configs = new EGLConfig[1];
            int[] configSpec = getConfig();
            if (!mEgl.eglChooseConfig(mEglDisplay, configSpec, configs, 1, configsCount)) {
                throw new IllegalArgumentException("eglChooseConfig failed " + GLUtils.getEGLErrorString(mEgl.eglGetError()));
            } else if (configsCount[0] > 0) {
                return configs[0];
            }
            return null;
        }

        private int[] getConfig() {
            return new int[] { EGL10.EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, EGL10.EGL_RED_SIZE, 8, EGL10.EGL_GREEN_SIZE, 8, EGL10.EGL_BLUE_SIZE, 8, EGL10.EGL_ALPHA_SIZE, 8, EGL10.EGL_DEPTH_SIZE, 0, EGL10.EGL_STENCIL_SIZE, 0, EGL10.EGL_NONE };
        }
    };
    mGLThread.start();
}

Example 15 with EGLDisplay

use of javax.microedition.khronos.egl.EGLDisplay in project android_frameworks_base by AOSPA.

the class EGLLogWrapper method eglGetDisplay.

public EGLDisplay eglGetDisplay(Object native_display) {
    begin("eglGetDisplay");
    arg("native_display", native_display);
    end();
    EGLDisplay result = mEgl10.eglGetDisplay(native_display);
    returns(result);
    checkError();
    return result;
}