private static void initEGL() {
if (sEGL != null) {
return;
}
sEGL = (EGL10) EGLContext.getEGL();
sEGLDisplay = sEGL.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
if (sEGLDisplay == EGL10.EGL_NO_DISPLAY) {
Log.w(LOGTAG, "can't get EGL display!");
return;
}
// while calling eglInitialize here should not be necessary as it was already called
// by the EGLPreloadingThread, it really doesn't cost much to call it again here,
// and makes this code easier to think about: EGLPreloadingThread is only a
// preloading optimization, not something we rely on for anything else.
//
// Also note that while calling eglInitialize isn't necessary on Android 4.x
// (at least Android's HardwareRenderer does it for us already), it is necessary
// on Android 2.x.
int[] returnedVersion = new int[2];
if (!sEGL.eglInitialize(sEGLDisplay, returnedVersion)) {
Log.w(LOGTAG, "eglInitialize failed");
return;
}
sEGLConfig = chooseConfig();
}
// EGL functions
public static boolean initEGL(int majorVersion, int minorVersion, int[] attribs) {
try {
if (SDLActivity.mEGLDisplay == null) {
Log.v("SDL", "Starting up OpenGL ES " + majorVersion + "." + minorVersion);
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay dpy = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
egl.eglInitialize(dpy, version);
EGLConfig[] configs = new EGLConfig[1];
int[] num_config = new int[1];
if (!egl.eglChooseConfig(dpy, attribs, configs, 1, num_config) || num_config[0] == 0) {
Log.e("SDL", "No EGL config available");
return false;
}
EGLConfig config = configs[0];
SDLActivity.mEGLDisplay = dpy;
SDLActivity.mEGLConfig = config;
SDLActivity.mGLMajor = majorVersion;
SDLActivity.mGLMinor = minorVersion;
}
return SDLActivity.createEGLSurface();
} catch (Exception e) {
Log.v("SDL", e + "");
for (StackTraceElement s : e.getStackTrace()) {
Log.v("SDL", s.toString());
}
return false;
}
}
private boolean initGLES() {
EGL10 egl = (EGL10) EGLContext.getEGL();
mEglDisplay = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
if (mEglDisplay == EGL10.EGL_NO_DISPLAY) {
Log.e(TAG, "Fail to get Display");
return false;
}
int[] version = new int[2];
if (!egl.eglInitialize(mEglDisplay, version)) {
Log.e(TAG, "Fail to eglInitialize");
return false;
}
int[] configSpec = {EGL10.EGL_NONE};
EGLConfig[] configs = new EGLConfig[1];
int[] numConfigs = new int[1];
if (!egl.eglChooseConfig(mEglDisplay, configSpec, configs, 1, numConfigs)) {
Log.e(TAG, "Fail to Choose Config");
return false;
}
mEglConfig = configs[0];
mEglContext = egl.eglCreateContext(mEglDisplay, mEglConfig, EGL10.EGL_NO_CONTEXT, null);
if (mEglContext == EGL10.EGL_NO_CONTEXT) {
Log.e(TAG, "Fail to Create OpenGL Context");
return false;
}
return true;
}
protected boolean checkGL20() {
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
egl.eglInitialize(display, version);
int EGL_OPENGL_ES2_BIT = 4;
int[] configAttribs = {
EGL10.EGL_RED_SIZE,
4,
EGL10.EGL_GREEN_SIZE,
4,
EGL10.EGL_BLUE_SIZE,
4,
EGL10.EGL_RENDERABLE_TYPE,
EGL_OPENGL_ES2_BIT,
EGL10.EGL_NONE
};
EGLConfig[] configs = new EGLConfig[10];
int[] num_config = new int[1];
egl.eglChooseConfig(display, configAttribs, configs, 10, num_config);
egl.eglTerminate(display);
return num_config[0] > 0;
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
Log.d(TAG, "surfaceCreated");
// Lots of stunningly tedious EGL setup. All we want is a 565 surface.
egl = (EGL10) EGLContext.getEGL();
display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
if (!egl.eglInitialize(display, version)) {
throw new RuntimeException("eglInitialize failed");
}
/*
int[] attrib_list = new int[] {
EGL10.EGL_RED_SIZE, 5,
EGL10.EGL_GREEN_SIZE, 6,
EGL10.EGL_BLUE_SIZE, 5,
EGL10.EGL_ALPHA_SIZE, 0,
EGL10.EGL_DEPTH_SIZE, 0,
EGL10.EGL_NONE
};
egl.eglGetConfigs(display, configs, config_size, num_config)
EGLConfig[] configs = new EGLConfig[1];
int[] numConfigs = new int[] {1};
egl.eglChooseConfig(display, attrib_list, configs, configs.length, numConfigs);
if (0 == numConfigs[0]) {
throw new RuntimeException("No matching EGL config");
}
config = configs[0];
*/
config = getEglConfig565(egl, display);
ctxt = egl.eglCreateContext(display, config, EGL10.EGL_NO_CONTEXT, null);
}
private void destroySurfaceForTimeWarp() {
if (null != mMainSurface) {
Log.v(TAG, "destroying mMainSurface: 0x%x", mMainSurface.hashCode());
final EGL10 egl = (EGL10) EGLContext.getEGL();
final EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
egl.eglDestroySurface(display, mMainSurface);
mMainSurface = null;
}
}
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;
}
/** Some initialization of the OpenGL stuff (that I don't understand...) */
protected void init() {
// Much of this code is from GLSurfaceView in the Google API Demos.
// I encourage those interested to look there for documentation.
egl = (EGL10) EGLContext.getEGL();
dpy = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
egl.eglInitialize(dpy, version);
int[] configSpec = {
EGL10.EGL_RED_SIZE, 5,
EGL10.EGL_GREEN_SIZE, 6,
EGL10.EGL_BLUE_SIZE, 5,
EGL10.EGL_DEPTH_SIZE, 8,
EGL10.EGL_NONE
};
EGLConfig[] configs = new EGLConfig[1];
int[] num_config = new int[1];
egl.eglChooseConfig(dpy, configSpec, configs, 1, num_config);
EGLConfig config = configs[0];
eglContext = egl.eglCreateContext(dpy, config, EGL10.EGL_NO_CONTEXT, null);
surface = egl.eglCreateWindowSurface(dpy, config, sHolder, null);
egl.eglMakeCurrent(dpy, surface, surface, eglContext);
gl = (GL10) eglContext.getGL();
// Load the buffer and stuff
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
gl.glClearDepthf(1.0f);
gl.glVertexPointer(3, GL10.GL_FLOAT, 0, cubeBuff);
gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
gl.glTexCoordPointer(2, GL10.GL_FLOAT, 0, texBuff);
gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);
gl.glEnable(GL10.GL_TEXTURE_2D);
// Resize... whatever?
gl.glMatrixMode(GL10.GL_PROJECTION);
gl.glLoadIdentity();
gl.glViewport(0, 0, width, height);
GLU.gluPerspective(gl, 45.0f, ((float) width) / height, 1f, 100f);
gl.glMatrixMode(GL10.GL_MODELVIEW);
gl.glLoadIdentity();
GLU.gluLookAt(gl, 0, 0, 5.5f, 0, 0, 0, 0, 1, 0);
gl.glNormal3f(0, 0, 1);
}
/** Initialize EGL for a given configuration spec. */
@SuppressWarnings("StatementWithEmptyBody")
public void start() {
// Log.d("EglHelper" + instanceId, "start()");
if (mEgl == null) {
// Log.d("EglHelper" + instanceId, "getting new EGL");
/*
* Get an EGL instance
*/
mEgl = (EGL10) EGLContext.getEGL();
} else {
// Log.d("EglHelper" + instanceId, "reusing EGL");
}
if (mEglDisplay == null) {
// Log.d("EglHelper" + instanceId, "getting new display");
/*
* Get to the default display.
*/
mEglDisplay = mEgl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
} else {
// Log.d("EglHelper" + instanceId, "reusing display");
}
if (mEglConfig == null) {
// Log.d("EglHelper" + instanceId, "getting new config");
/*
* We can now initialize EGL for that display
*/
int[] version = new int[2];
mEgl.eglInitialize(mEglDisplay, version);
mEglConfig = mEGLConfigChooser.chooseConfig(mEgl, mEglDisplay);
} else {
// Log.d("EglHelper" + instanceId, "reusing config");
}
if (mEglContext == null) {
// Log.d("EglHelper" + instanceId, "creating new context");
/*
* Create an OpenGL ES context. This must be done only once, an OpenGL context is a somewhat heavy object.
*/
mEglContext = mEGLContextFactory.createContext(mEgl, mEglDisplay, mEglConfig);
if (mEglContext == null || mEglContext == EGL10.EGL_NO_CONTEXT) {
throw new RuntimeException("createContext failed");
}
} else {
// Log.d("EglHelper" + instanceId, "reusing context");
}
mEglSurface = null;
}
void initializeEgl() {
synchronized (sEglLock) {
if (sEgl == null && sEglConfig == null) {
sEgl = (EGL10) EGLContext.getEGL();
// Get to the default display.
sEglDisplay = sEgl.eglGetDisplay(EGL_DEFAULT_DISPLAY);
if (sEglDisplay == EGL_NO_DISPLAY) {
throw new RuntimeException(
"eglGetDisplay failed " + GLUtils.getEGLErrorString(sEgl.eglGetError()));
}
// We can now initialize EGL for that display
int[] version = new int[2];
if (!sEgl.eglInitialize(sEglDisplay, version)) {
throw new RuntimeException(
"eglInitialize failed " + GLUtils.getEGLErrorString(sEgl.eglGetError()));
}
checkEglErrorsForced();
sEglConfig = chooseEglConfig();
if (sEglConfig == null) {
// We tried to use EGL_SWAP_BEHAVIOR_PRESERVED_BIT, try again without
if (sDirtyRegions) {
sDirtyRegions = false;
sEglConfig = chooseEglConfig();
if (sEglConfig == null) {
throw new RuntimeException("eglConfig not initialized");
}
} else {
throw new RuntimeException("eglConfig not initialized");
}
}
}
}
ManagedEGLContext managedContext = sEglContextStorage.get();
mEglContext = managedContext != null ? managedContext.getContext() : null;
mEglThread = Thread.currentThread();
if (mEglContext == null) {
mEglContext = createContext(sEgl, sEglDisplay, sEglConfig);
sEglContextStorage.set(createManagedContext(mEglContext));
}
}
public void initialize(int[] configSpec, Renderer rendererInterface) {
renderer = rendererInterface;
egl = (EGL10) EGLContext.getEGL();
display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
egl.eglInitialize(display, null);
EGLConfig[] configs = new EGLConfig[1];
int[] num_config = new int[1];
egl.eglChooseConfig(display, configSpec, configs, 1, num_config);
config = configs[0];
eglContext = egl.eglCreateContext(display, config, EGL10.EGL_NO_CONTEXT, null);
hasSurface = false;
surface = null;
createSurface();
}
private static void checkEGLConfigChooserSupport() throws DeviceNotSupportedException {
/* Get an EGL instance. */
final EGL10 egl = (EGL10) EGLContext.getEGL();
/* Get to the default display. */
final EGLDisplay eglDisplay = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
/* We can now initialize EGL for that display. */
final int[] version = new int[2];
egl.eglInitialize(eglDisplay, version);
final ConfigChooser configChooser =
new ConfigChooser(
false); // TODO Doesn't correlate to possible multisampling request in EngineOptions...
try {
configChooser.chooseConfig(egl, eglDisplay);
} catch (final IllegalArgumentException e) {
throw new DeviceNotSupportedException(DeviceNotSupportedCause.EGLCONFIG_NOT_FOUND, e);
}
}
private void logConfig(EGLConfig config) {
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int r = getAttrib(egl, display, config, EGL10.EGL_RED_SIZE, 0);
int g = getAttrib(egl, display, config, EGL10.EGL_GREEN_SIZE, 0);
int b = getAttrib(egl, display, config, EGL10.EGL_BLUE_SIZE, 0);
int a = getAttrib(egl, display, config, EGL10.EGL_ALPHA_SIZE, 0);
int d = getAttrib(egl, display, config, EGL10.EGL_DEPTH_SIZE, 0);
int s = getAttrib(egl, display, config, EGL10.EGL_STENCIL_SIZE, 0);
int samples =
Math.max(
getAttrib(egl, display, config, EGL10.EGL_SAMPLES, 0),
getAttrib(egl, display, config, GdxEglConfigChooser.EGL_COVERAGE_SAMPLES_NV, 0));
boolean coverageSample =
getAttrib(egl, display, config, GdxEglConfigChooser.EGL_COVERAGE_SAMPLES_NV, 0) != 0;
Gdx.app.log("AndroidGraphics", "framebuffer: (" + r + ", " + g + ", " + b + ", " + a + ")");
Gdx.app.log("AndroidGraphics", "depthbuffer: (" + d + ")");
Gdx.app.log("AndroidGraphics", "stencilbuffer: (" + s + ")");
Gdx.app.log("AndroidGraphics", "samples: (" + samples + ")");
Gdx.app.log("AndroidGraphics", "coverage sampling: (" + coverageSample + ")");
bufferFormat = new BufferFormat(r, g, b, a, d, s, samples, coverageSample);
}
private void logConfig(EGLConfig config) {
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int r = getAttrib(egl, display, config, EGL10.EGL_RED_SIZE, 0);
int g = getAttrib(egl, display, config, EGL10.EGL_GREEN_SIZE, 0);
int b = getAttrib(egl, display, config, EGL10.EGL_BLUE_SIZE, 0);
int a = getAttrib(egl, display, config, EGL10.EGL_ALPHA_SIZE, 0);
int d = getAttrib(egl, display, config, EGL10.EGL_DEPTH_SIZE, 0);
int s = getAttrib(egl, display, config, EGL10.EGL_STENCIL_SIZE, 0);
int samples =
Math.max(
getAttrib(egl, display, config, EGL10.EGL_SAMPLES, 0),
getAttrib(egl, display, config, GdxEglConfigChooser.EGL_COVERAGE_SAMPLES_NV, 0));
boolean coverageSample =
getAttrib(egl, display, config, GdxEglConfigChooser.EGL_COVERAGE_SAMPLES_NV, 0) != 0;
// print configuration just one time (on some devices gl context is recreated every time when
// device is locked / unlocked - every time when screen turns on and off)
if (!configLogged) {
if (gl != null) {
Gdx.app.log("AndroidGraphics", "OGL renderer: " + gl.glGetString(GL10.GL_RENDERER));
Gdx.app.log("AndroidGraphics", "OGL vendor: " + gl.glGetString(GL10.GL_VENDOR));
Gdx.app.log("AndroidGraphics", "OGL version: " + gl.glGetString(GL10.GL_VERSION));
Gdx.app.log("AndroidGraphics", "OGL extensions: " + gl.glGetString(GL10.GL_EXTENSIONS));
configLogged = true;
}
Gdx.app.log("AndroidGraphics", "framebuffer: (" + r + ", " + g + ", " + b + ", " + a + ")");
Gdx.app.log("AndroidGraphics", "depthbuffer: (" + d + ")");
Gdx.app.log("AndroidGraphics", "stencilbuffer: (" + s + ")");
Gdx.app.log("AndroidGraphics", "samples: (" + samples + ")");
Gdx.app.log("AndroidGraphics", "coverage sampling: (" + coverageSample + ")");
}
bufferFormat = new BufferFormat(r, g, b, a, d, s, samples, coverageSample);
}
/** @return OpenGL ES major version 1, 2, or 3 or some non-positive number for error */
private static int getDetectedVersion() {
/*
* Get all the device configurations and check the EGL_RENDERABLE_TYPE attribute
* to determine the highest ES version supported by any config. The
* EGL_KHR_create_context extension is required to check for ES3 support; if the
* extension is not present this test will fail to detect ES3 support. This
* effectively makes the extension mandatory for ES3-capable devices.
*/
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] numConfigs = new int[1];
if (egl.eglInitialize(display, null)) {
try {
boolean checkES3 =
hasExtension(
egl.eglQueryString(display, EGL10.EGL_EXTENSIONS), "EGL_KHR_create_context");
if (egl.eglGetConfigs(display, null, 0, numConfigs)) {
EGLConfig[] configs = new EGLConfig[numConfigs[0]];
if (egl.eglGetConfigs(display, configs, numConfigs[0], numConfigs)) {
int highestEsVersion = 0;
int[] value = new int[1];
for (int i = 0; i < numConfigs[0]; i++) {
if (egl.eglGetConfigAttrib(display, configs[i], EGL10.EGL_RENDERABLE_TYPE, value)) {
if (checkES3 && ((value[0] & EGL_OPENGL_ES3_BIT_KHR) == EGL_OPENGL_ES3_BIT_KHR)) {
if (highestEsVersion < 3) highestEsVersion = 3;
} else if ((value[0] & EGL_OPENGL_ES2_BIT) == EGL_OPENGL_ES2_BIT) {
if (highestEsVersion < 2) highestEsVersion = 2;
} else if ((value[0] & EGL_OPENGL_ES_BIT) == EGL_OPENGL_ES_BIT) {
if (highestEsVersion < 1) highestEsVersion = 1;
}
} else {
Log.w(
TAG,
"Getting config attribute with "
+ "EGL10#eglGetConfigAttrib failed "
+ "("
+ i
+ "/"
+ numConfigs[0]
+ "): "
+ egl.eglGetError());
}
}
return highestEsVersion;
} else {
Log.e(TAG, "Getting configs with EGL10#eglGetConfigs failed: " + egl.eglGetError());
return -1;
}
} else {
Log.e(
TAG,
"Getting number of configs with EGL10#eglGetConfigs failed: " + egl.eglGetError());
return -2;
}
} finally {
egl.eglTerminate(display);
}
} else {
Log.e(TAG, "Couldn't initialize EGL.");
return -3;
}
}
public MainView(Context context, Activity inActivity) {
super(context);
int eglVersion = 1;
// See if version 2 is supported?
if (false || false) {
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
egl.eglInitialize(display, version);
EGLConfig[] v2_configs = new EGLConfig[1];
int[] num_config = new int[1];
int[] attrs = {EGL10.EGL_RENDERABLE_TYPE, 4 /*EGL_OPENGL_ES2_BIT*/, EGL10.EGL_NONE};
egl.eglChooseConfig(display, attrs, v2_configs, 1, num_config);
// Log.v("EGL","v2 configs : " + num_config[0]);
if (num_config[0] == 1) {
eglVersion = 2;
setEGLContextClientVersion(2);
}
}
final int renderType = eglVersion == 1 ? 0x01 : 0x04;
setEGLConfigChooser(
new EGLConfigChooser() {
public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display) {
int depth = 0;
int stencil = 0;
EGLConfig[] configs = new EGLConfig[1];
int[] num_config = new int[1];
// Try as specified - aa
if (0 > 1) {
int[] attrs = {
EGL10.EGL_DEPTH_SIZE,
depth,
EGL10.EGL_STENCIL_SIZE,
stencil,
EGL10.EGL_SAMPLE_BUFFERS,
1 /* true */,
EGL10.EGL_SAMPLES,
0,
EGL10.EGL_RENDERABLE_TYPE,
renderType,
EGL10.EGL_NONE
};
egl.eglChooseConfig(display, attrs, configs, 1, num_config);
Log.v("EGL", "Match AA=0, depth + stencil : " + num_config[0]);
if (num_config[0] == 1) return configs[0];
// Try with just 2 specified - aa
if (0 > 2) {
int[] attrs_aa2 = {
EGL10.EGL_DEPTH_SIZE,
depth,
EGL10.EGL_STENCIL_SIZE,
stencil,
EGL10.EGL_SAMPLE_BUFFERS,
1 /* true */,
EGL10.EGL_SAMPLES,
2,
EGL10.EGL_RENDERABLE_TYPE,
renderType,
EGL10.EGL_NONE
};
egl.eglChooseConfig(display, attrs_aa2, configs, 1, num_config);
Log.v("EGL", "Match AA=2, depth + stencil : " + num_config[0]);
if (num_config[0] == 1) return configs[0];
}
// No normal multisampling config was found. Try to create a
// converage multisampling configuration, for the nVidia Tegra2.
// See the EGL_NV_coverage_sample documentation.
final int EGL_COVERAGE_BUFFERS_NV = 0x30E0;
final int EGL_COVERAGE_SAMPLES_NV = 0x30E1;
int[] attrs_aanv = {
EGL10.EGL_DEPTH_SIZE,
depth,
EGL10.EGL_STENCIL_SIZE,
stencil,
EGL_COVERAGE_BUFFERS_NV,
1 /* true */,
EGL_COVERAGE_SAMPLES_NV,
2, // always 5 in practice on tegra 2
EGL10.EGL_RENDERABLE_TYPE,
renderType,
EGL10.EGL_NONE
};
egl.eglChooseConfig(display, attrs_aanv, configs, 1, num_config);
Log.v("EGL", "Match AANV, depth + stencil : " + num_config[0]);
if (num_config[0] == 1) return configs[0];
}
// Try just specifying just depth and stencil
int[] attrs1 = {
EGL10.EGL_DEPTH_SIZE,
depth,
EGL10.EGL_STENCIL_SIZE,
stencil,
EGL10.EGL_RENDERABLE_TYPE,
renderType,
EGL10.EGL_NONE
};
egl.eglChooseConfig(display, attrs1, configs, 1, num_config);
Log.v("EGL", "Matched depth + stencil : " + num_config[0]);
if (num_config[0] == 1) return configs[0];
// Just give me whatever you've got
int[] attrs2 = {EGL10.EGL_NONE};
egl.eglChooseConfig(display, attrs2, configs, 1, num_config);
if (num_config[0] == 1) return configs[0];
Log.v("EGL", "Matched any : " + num_config[0]);
return null;
}
});
mActivity = inActivity;
mRefreshView = this;
setFocusable(true);
setFocusableInTouchMode(true);
setRenderer(new Renderer(this));
setRenderMode(GLSurfaceView.RENDERMODE_WHEN_DIRTY);
}
@Override
public void onSurfaceChanged(final GL10 gl, final int width, final int height) {
Log.i(TAG, "onSurfaceChanged; %d x %d", width, height);
if (null != mMainSurface) {
Log.v(TAG, "short-circuiting onSurfaceChanged");
return;
}
final EGL10 egl = (EGL10) EGLContext.getEGL();
final EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
final EGLContext context = egl.eglGetCurrentContext();
int numAttribs = 0;
final int[] configAttribs = new int[16];
Arrays.fill(configAttribs, EGL10.EGL_NONE);
Log.v(TAG, "--- window surface configuration ---");
final VrAppSettings appSettings = mActivity.getAppSettings();
if (appSettings.useSrgbFramebuffer) {
final int EGL_GL_COLORSPACE_KHR = 0x309D;
final int EGL_GL_COLORSPACE_SRGB_KHR = 0x3089;
configAttribs[numAttribs++] = EGL_GL_COLORSPACE_KHR;
configAttribs[numAttribs++] = EGL_GL_COLORSPACE_SRGB_KHR;
}
Log.v(TAG, "--- srgb framebuffer: %b", appSettings.useSrgbFramebuffer);
if (appSettings.useProtectedFramebuffer) {
final int EGL_PROTECTED_CONTENT_EXT = 0x32c0;
configAttribs[numAttribs++] = EGL_PROTECTED_CONTENT_EXT;
configAttribs[numAttribs++] = EGL14.EGL_TRUE;
}
Log.v(TAG, "--- protected framebuffer: %b", appSettings.useProtectedFramebuffer);
configAttribs[numAttribs++] = EGL10.EGL_NONE;
Log.v(TAG, "------------------------------------");
// this is the display surface timewarp will hijack
mMainSurface =
egl.eglCreateWindowSurface(display, mConfig, mSurfaceView.getHolder(), configAttribs);
Log.v(TAG, "mMainSurface: 0x%x", mMainSurface.hashCode());
if (mMainSurface == EGL10.EGL_NO_SURFACE) {
throw new IllegalStateException(
"eglCreateWindowSurface() failed: 0x" + Integer.toHexString(egl.eglGetError()));
}
if (!egl.eglMakeCurrent(display, mMainSurface, mMainSurface, context)) {
throw new IllegalStateException(
"eglMakeCurrent() failed: 0x " + Integer.toHexString(egl.eglGetError()));
}
nativeOnSurfaceChanged(mPtr);
// necessary to explicitly make the pbuffer current for the rendering thread;
// TimeWarp took over the window surface
if (!egl.eglMakeCurrent(display, mPixelBuffer, mPixelBuffer, context)) {
throw new IllegalStateException(
"Failed to make context current ; egl error 0x"
+ Integer.toHexString(egl.eglGetError()));
}
startChoreographerThreadIfNotStarted();
mViewManager.onSurfaceChanged(width, height);
}
// EGL functions
public boolean initEGL(int majorVersion, int minorVersion) {
Log.v("SDL", "Starting up OpenGL ES " + majorVersion + "." + minorVersion);
try {
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("SDL", "No EGL config available");
return false;
}
EGLConfig config = configs[0];
EGLContext ctx = egl.eglCreateContext(dpy, config, EGL10.EGL_NO_CONTEXT, null);
if (ctx == EGL10.EGL_NO_CONTEXT) {
Log.e("SDL", "Couldn't create context");
return false;
}
EGLSurface surface = egl.eglCreateWindowSurface(dpy, config, this, null);
if (surface == EGL10.EGL_NO_SURFACE) {
Log.e("SDL", "Couldn't create surface");
return false;
}
if (!egl.eglMakeCurrent(dpy, surface, surface, ctx)) {
Log.e("SDL", "Couldn't make context current");
return false;
}
mEGLContext = ctx;
mEGLDisplay = dpy;
mEGLSurface = surface;
} catch (Exception e) {
Log.v("SDL", e + "");
for (StackTraceElement s : e.getStackTrace()) {
Log.v("SDL", s.toString());
}
}
return true;
}
/**
* <code>createView</code> creates the GLSurfaceView that the renderer will draw to.
*
* <p>The result GLSurfaceView will receive input events and forward them to the Application. Any
* rendering will be done into the GLSurfaceView. Only one GLSurfaceView can be created at this
* time. The given configType specifies how to determine the display configuration.
*
* @param configType ConfigType.FASTEST (Default) | ConfigType.LEGACY | ConfigType.BEST
* @param eglConfigVerboseLogging if true show all found configs
* @return GLSurfaceView The newly created view
*/
public GLSurfaceView createView(ConfigType configType, boolean eglConfigVerboseLogging) {
// if simulated joysticks are used, init the window to update the activity used to
// get the window orientation
if (androidSensorJoyInput != null && androidSensorJoyInput instanceof AndroidSensorJoyInput) {
((AndroidSensorJoyInput) androidSensorJoyInput).initWindow();
}
// Start to set up the view
view = new AndroidGLSurfaceView(JmeAndroidSystem.getActivity());
if (androidInput == null) {
androidInput = new AndroidInput(view);
} else {
androidInput.setView(view);
}
if (configType == ConfigType.LEGACY) {
// Hardcoded egl setup
clientOpenGLESVersion = 2;
view.setEGLContextClientVersion(2);
// RGB565, Depth16
view.setEGLConfigChooser(5, 6, 5, 0, 16, 0);
logger.info("ConfigType.LEGACY using RGB565");
} else {
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
if (egl.eglInitialize(display, version) == true) {
logger.log(
Level.INFO, "Display EGL Version: {0}.{1}", new Object[] {version[0], version[1]});
}
try {
// Create a config chooser
AndroidConfigChooser configChooser = new AndroidConfigChooser(configType);
// Init chooser
if (!configChooser.findConfig(egl, display)) {
listener.handleError("Unable to find suitable EGL config", null);
return null;
}
clientOpenGLESVersion = configChooser.getClientOpenGLESVersion();
if (clientOpenGLESVersion < 2) {
listener.handleError("OpenGL ES 2.0 is not supported on this device", null);
return null;
}
// Requesting client version from GLSurfaceView which is extended by
// AndroidInput.
view.setEGLContextClientVersion(clientOpenGLESVersion);
view.setEGLConfigChooser(configChooser);
view.getHolder().setFormat(configChooser.getPixelFormat());
} finally {
if (display != null) {
egl.eglTerminate(display);
}
}
}
view.setFocusableInTouchMode(true);
view.setFocusable(true);
view.getHolder().setType(SurfaceHolder.SURFACE_TYPE_GPU);
if (configType == ConfigType.BEST_TRANSLUCENT) {
// This is important to allow the GL surface to have a translucent background
view.setZOrderOnTop(true);
}
view.setRenderer(this);
return view;
}
// EGL functions
public static boolean initEGL(int majorVersion, int minorVersion, int[] attribs) {
try {
EGL10 egl = (EGL10) EGLContext.getEGL();
if (SDLActivity.mEGLDisplay == null) {
SDLActivity.mEGLDisplay = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
egl.eglInitialize(SDLActivity.mEGLDisplay, version);
}
if (SDLActivity.mEGLDisplay != null && SDLActivity.mEGLContext == EGL10.EGL_NO_CONTEXT) {
// No current GL context exists, we will create a new one.
Log.v("SDL", "Starting up OpenGL ES " + majorVersion + "." + minorVersion);
EGLConfig[] configs = new EGLConfig[128];
int[] num_config = new int[1];
if (!egl.eglChooseConfig(SDLActivity.mEGLDisplay, attribs, configs, 1, num_config)
|| num_config[0] == 0) {
Log.e("SDL", "No EGL config available");
return false;
}
EGLConfig config = null;
int bestdiff = -1, bitdiff;
int[] value = new int[1];
// eglChooseConfig returns a number of configurations that match or exceed the requested
// attribs.
// From those, we select the one that matches our requirements more closely
Log.v("SDL", "Got " + num_config[0] + " valid modes from egl");
for (int i = 0; i < num_config[0]; i++) {
bitdiff = 0;
// Go through some of the attributes and compute the bit difference between what we want
// and what we get.
for (int j = 0; ; j += 2) {
if (attribs[j] == EGL10.EGL_NONE) break;
if (attribs[j + 1] != EGL10.EGL_DONT_CARE
&& (attribs[j] == EGL10.EGL_RED_SIZE
|| attribs[j] == EGL10.EGL_GREEN_SIZE
|| attribs[j] == EGL10.EGL_BLUE_SIZE
|| attribs[j] == EGL10.EGL_ALPHA_SIZE
|| attribs[j] == EGL10.EGL_DEPTH_SIZE
|| attribs[j] == EGL10.EGL_STENCIL_SIZE)) {
egl.eglGetConfigAttrib(SDLActivity.mEGLDisplay, configs[i], attribs[j], value);
bitdiff += value[0] - attribs[j + 1]; // value is always >= attrib
}
}
if (bitdiff < bestdiff || bestdiff == -1) {
config = configs[i];
bestdiff = bitdiff;
}
if (bitdiff == 0) break; // we found an exact match!
}
Log.d("SDL", "Selected mode with a total bit difference of " + bestdiff);
SDLActivity.mEGLConfig = config;
SDLActivity.mGLMajor = majorVersion;
SDLActivity.mGLMinor = minorVersion;
}
return SDLActivity.createEGLSurface();
} catch (Exception e) {
Log.v("SDL", e + "");
for (StackTraceElement s : e.getStackTrace()) {
Log.v("SDL", s.toString());
}
return false;
}
}
public void run() {
// Much of this code is from GLSurfaceView in the Google API Demos.
// I encourage those interested to look there for documentation.
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay dpy = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
egl.eglInitialize(dpy, version);
int[] configSpec = {
EGL10.EGL_RED_SIZE, 5,
EGL10.EGL_GREEN_SIZE, 6,
EGL10.EGL_BLUE_SIZE, 5,
EGL10.EGL_DEPTH_SIZE, 16,
EGL10.EGL_NONE
};
EGLConfig[] configs = new EGLConfig[1];
int[] num_config = new int[1];
egl.eglChooseConfig(dpy, configSpec, configs, 1, num_config);
EGLConfig config = configs[0];
EGLContext context = egl.eglCreateContext(dpy, config, EGL10.EGL_NO_CONTEXT, null);
EGLSurface surface = egl.eglCreateWindowSurface(dpy, config, sHolder, null);
egl.eglMakeCurrent(dpy, surface, surface, context);
GL10 gl = (GL10) context.getGL();
init(gl);
int delta = -1;
if (fps > 0) {
delta = 1000 / fps;
}
long time = System.currentTimeMillis();
running = true;
while (running) {
int w, h;
synchronized (this) {
w = width;
h = height;
}
if (System.currentTimeMillis() - time < delta) {
try {
Thread.sleep(System.currentTimeMillis() - time);
} catch (InterruptedException ex) {
}
}
drawFrame(gl, w, h);
egl.eglSwapBuffers(dpy, surface);
if (egl.eglGetError() == EGL11.EGL_CONTEXT_LOST) {
Context c = getContext();
if (c instanceof Activity) {
((Activity) c).finish();
}
}
time = System.currentTimeMillis();
}
egl.eglMakeCurrent(dpy, EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_CONTEXT);
egl.eglDestroySurface(dpy, surface);
egl.eglDestroyContext(dpy, context);
egl.eglTerminate(dpy);
}
