• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2 **
3 ** Copyright 2006, The Android Open Source Project
4 **
5 ** Licensed under the Apache License, Version 2.0 (the "License");
6 ** you may not use this file except in compliance with the License.
7 ** You may obtain a copy of the License at
8 **
9 **     http://www.apache.org/licenses/LICENSE-2.0
10 **
11 ** Unless required by applicable law or agreed to in writing, software
12 ** distributed under the License is distributed on an "AS IS" BASIS,
13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 ** See the License for the specific language governing permissions and
15 ** limitations under the License.
16 */
17 
18 #include <nativehelper/JNIHelp.h>
19 #include <android_runtime/AndroidRuntime.h>
20 #include <android_runtime/android_view_Surface.h>
21 #include <android_runtime/android_graphics_SurfaceTexture.h>
22 #include <utils/misc.h>
23 
24 
25 #include <EGL/egl.h>
26 #include <GLES/gl.h>
27 #include <private/EGL/display.h>
28 
29 #include <gui/Surface.h>
30 #include <gui/GLConsumer.h>
31 #include <gui/Surface.h>
32 
33 #include <GraphicsJNI.h>
34 #include <SkBitmap.h>
35 #include <SkPixelRef.h>
36 
37 #include <ui/ANativeObjectBase.h>
38 
39 namespace android {
40 
41 static jclass gConfig_class;
42 
43 static jmethodID gConfig_ctorID;
44 
45 static jfieldID gDisplay_EGLDisplayFieldID;
46 static jfieldID gContext_EGLContextFieldID;
47 static jfieldID gSurface_EGLSurfaceFieldID;
48 static jfieldID gConfig_EGLConfigFieldID;
49 
getDisplay(JNIEnv * env,jobject o)50 static inline EGLDisplay getDisplay(JNIEnv* env, jobject o) {
51     if (!o) return EGL_NO_DISPLAY;
52     return (EGLDisplay)env->GetLongField(o, gDisplay_EGLDisplayFieldID);
53 }
getSurface(JNIEnv * env,jobject o)54 static inline EGLSurface getSurface(JNIEnv* env, jobject o) {
55     if (!o) return EGL_NO_SURFACE;
56     return (EGLSurface)env->GetLongField(o, gSurface_EGLSurfaceFieldID);
57 }
getContext(JNIEnv * env,jobject o)58 static inline EGLContext getContext(JNIEnv* env, jobject o) {
59     if (!o) return EGL_NO_CONTEXT;
60     return (EGLContext)env->GetLongField(o, gContext_EGLContextFieldID);
61 }
getConfig(JNIEnv * env,jobject o)62 static inline EGLConfig getConfig(JNIEnv* env, jobject o) {
63     if (!o) return 0;
64     return (EGLConfig)env->GetLongField(o, gConfig_EGLConfigFieldID);
65 }
66 
EglBoolToJBool(EGLBoolean eglBool)67 static inline jboolean EglBoolToJBool(EGLBoolean eglBool) {
68     return eglBool == EGL_TRUE ? JNI_TRUE : JNI_FALSE;
69 }
70 
nativeClassInit(JNIEnv * _env,jclass eglImplClass)71 static void nativeClassInit(JNIEnv *_env, jclass eglImplClass)
72 {
73     jclass config_class = _env->FindClass("com/google/android/gles_jni/EGLConfigImpl");
74     gConfig_class = (jclass) _env->NewGlobalRef(config_class);
75     gConfig_ctorID = _env->GetMethodID(gConfig_class,  "<init>", "(J)V");
76     gConfig_EGLConfigFieldID = _env->GetFieldID(gConfig_class,  "mEGLConfig",  "J");
77 
78     jclass display_class = _env->FindClass("com/google/android/gles_jni/EGLDisplayImpl");
79     gDisplay_EGLDisplayFieldID = _env->GetFieldID(display_class, "mEGLDisplay", "J");
80 
81     jclass context_class = _env->FindClass("com/google/android/gles_jni/EGLContextImpl");
82     gContext_EGLContextFieldID = _env->GetFieldID(context_class, "mEGLContext", "J");
83 
84     jclass surface_class = _env->FindClass("com/google/android/gles_jni/EGLSurfaceImpl");
85     gSurface_EGLSurfaceFieldID = _env->GetFieldID(surface_class, "mEGLSurface", "J");
86 }
87 
88 static const jint gNull_attrib_base[] = {EGL_NONE};
89 
validAttribList(JNIEnv * _env,jintArray attrib_list)90 static bool validAttribList(JNIEnv *_env, jintArray attrib_list) {
91     if (attrib_list == NULL) {
92         return true;
93     }
94     jsize len = _env->GetArrayLength(attrib_list);
95     if (len < 1) {
96         return false;
97     }
98     jint item = 0;
99     _env->GetIntArrayRegion(attrib_list, len-1, 1, &item);
100     return item == EGL_NONE;
101 }
102 
beginNativeAttribList(JNIEnv * _env,jintArray attrib_list)103 static jint* beginNativeAttribList(JNIEnv *_env, jintArray attrib_list) {
104     if (attrib_list != NULL) {
105         return _env->GetIntArrayElements(attrib_list, (jboolean *)0);
106     } else {
107         return(jint*) gNull_attrib_base;
108     }
109 }
110 
endNativeAttributeList(JNIEnv * _env,jintArray attrib_list,jint * attrib_base)111 static void endNativeAttributeList(JNIEnv *_env, jintArray attrib_list, jint* attrib_base) {
112     if (attrib_list != NULL) {
113         _env->ReleaseIntArrayElements(attrib_list, attrib_base, 0);
114     }
115 }
116 
jni_eglInitialize(JNIEnv * _env,jobject _this,jobject display,jintArray major_minor)117 static jboolean jni_eglInitialize(JNIEnv *_env, jobject _this, jobject display,
118         jintArray major_minor) {
119     if (display == NULL || (major_minor != NULL &&
120             _env->GetArrayLength(major_minor) < 2)) {
121         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
122         return JNI_FALSE;
123     }
124 
125     EGLDisplay dpy = getDisplay(_env, display);
126     EGLBoolean success = eglInitialize(dpy, NULL, NULL);
127     if (success && major_minor) {
128         int len = _env->GetArrayLength(major_minor);
129         if (len) {
130             // we're exposing only EGL 1.0
131             jint* base = (jint *)_env->GetPrimitiveArrayCritical(major_minor, (jboolean *)0);
132             if (len >= 1) base[0] = 1;
133             if (len >= 2) base[1] = 0;
134             _env->ReleasePrimitiveArrayCritical(major_minor, base, 0);
135         }
136     }
137     return EglBoolToJBool(success);
138 }
139 
jni_eglQueryContext(JNIEnv * _env,jobject _this,jobject display,jobject context,jint attribute,jintArray value)140 static jboolean jni_eglQueryContext(JNIEnv *_env, jobject _this, jobject display,
141         jobject context, jint attribute, jintArray value) {
142     if (display == NULL || context == NULL || value == NULL
143         || _env->GetArrayLength(value) < 1) {
144         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
145         return JNI_FALSE;
146     }
147     EGLDisplay dpy = getDisplay(_env, display);
148     EGLContext ctx = getContext(_env, context);
149     EGLBoolean success = EGL_FALSE;
150     int len = _env->GetArrayLength(value);
151     if (len) {
152         jint* base = _env->GetIntArrayElements(value, (jboolean *)0);
153         success = eglQueryContext(dpy, ctx, attribute, base);
154         _env->ReleaseIntArrayElements(value, base, 0);
155     }
156     return EglBoolToJBool(success);
157 }
158 
jni_eglQuerySurface(JNIEnv * _env,jobject _this,jobject display,jobject surface,jint attribute,jintArray value)159 static jboolean jni_eglQuerySurface(JNIEnv *_env, jobject _this, jobject display,
160         jobject surface, jint attribute, jintArray value) {
161     if (display == NULL || surface == NULL || value == NULL
162         || _env->GetArrayLength(value) < 1) {
163         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
164         return JNI_FALSE;
165     }
166     EGLDisplay dpy = getDisplay(_env, display);
167     EGLContext sur = getSurface(_env, surface);
168 
169     EGLBoolean success = EGL_FALSE;
170     int len = _env->GetArrayLength(value);
171     if (len) {
172         jint* base = _env->GetIntArrayElements(value, (jboolean *)0);
173         success = eglQuerySurface(dpy, sur, attribute, base);
174         _env->ReleaseIntArrayElements(value, base, 0);
175     }
176     return EglBoolToJBool(success);
177 }
178 
jni_getInitCount(JNIEnv * _env,jobject _clazz,jobject display)179 static jint jni_getInitCount(JNIEnv *_env, jobject _clazz, jobject display) {
180     EGLDisplay dpy = getDisplay(_env, display);
181     return android::egl_get_init_count(dpy);
182 }
183 
jni_eglReleaseThread(JNIEnv * _env,jobject _this)184 static jboolean jni_eglReleaseThread(JNIEnv *_env, jobject _this) {
185     return EglBoolToJBool(eglReleaseThread());
186 }
187 
jni_eglChooseConfig(JNIEnv * _env,jobject _this,jobject display,jintArray attrib_list,jobjectArray configs,jint config_size,jintArray num_config)188 static jboolean jni_eglChooseConfig(JNIEnv *_env, jobject _this, jobject display,
189         jintArray attrib_list, jobjectArray configs, jint config_size, jintArray num_config) {
190     if (display == NULL
191         || !validAttribList(_env, attrib_list)
192         || (configs != NULL && _env->GetArrayLength(configs) < config_size)
193         || (num_config != NULL && _env->GetArrayLength(num_config) < 1)) {
194         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
195         return JNI_FALSE;
196     }
197     EGLDisplay dpy = getDisplay(_env, display);
198     EGLBoolean success = EGL_FALSE;
199 
200     if (configs == NULL) {
201         config_size = 0;
202     }
203     EGLConfig nativeConfigs[config_size];
204 
205     int num = 0;
206     jint* attrib_base = beginNativeAttribList(_env, attrib_list);
207     success = eglChooseConfig(dpy, attrib_base, configs ? nativeConfigs : 0, config_size, &num);
208     endNativeAttributeList(_env, attrib_list, attrib_base);
209 
210     if (num_config != NULL) {
211         _env->SetIntArrayRegion(num_config, 0, 1, (jint*) &num);
212     }
213 
214     if (success && configs!=NULL) {
215         for (int i=0 ; i<num ; i++) {
216             jobject obj = _env->NewObject(gConfig_class, gConfig_ctorID, reinterpret_cast<jlong>(nativeConfigs[i]));
217             _env->SetObjectArrayElement(configs, i, obj);
218         }
219     }
220     return EglBoolToJBool(success);
221 }
222 
jni_eglCreateContext(JNIEnv * _env,jobject _this,jobject display,jobject config,jobject share_context,jintArray attrib_list)223 static jlong jni_eglCreateContext(JNIEnv *_env, jobject _this, jobject display,
224         jobject config, jobject share_context, jintArray attrib_list) {
225     if (display == NULL || config == NULL || share_context == NULL
226         || !validAttribList(_env, attrib_list)) {
227         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
228         return JNI_FALSE;
229     }
230     EGLDisplay dpy = getDisplay(_env, display);
231     EGLConfig  cnf = getConfig(_env, config);
232     EGLContext shr = getContext(_env, share_context);
233     jint* base = beginNativeAttribList(_env, attrib_list);
234     EGLContext ctx = eglCreateContext(dpy, cnf, shr, base);
235     endNativeAttributeList(_env, attrib_list, base);
236     return reinterpret_cast<jlong>(ctx);
237 }
238 
jni_eglCreatePbufferSurface(JNIEnv * _env,jobject _this,jobject display,jobject config,jintArray attrib_list)239 static jlong jni_eglCreatePbufferSurface(JNIEnv *_env, jobject _this, jobject display,
240         jobject config, jintArray attrib_list) {
241     if (display == NULL || config == NULL
242         || !validAttribList(_env, attrib_list)) {
243         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
244         return JNI_FALSE;
245     }
246     EGLDisplay dpy = getDisplay(_env, display);
247     EGLConfig  cnf = getConfig(_env, config);
248     jint* base = beginNativeAttribList(_env, attrib_list);
249     EGLSurface sur = eglCreatePbufferSurface(dpy, cnf, base);
250     endNativeAttributeList(_env, attrib_list, base);
251     return reinterpret_cast<jlong>(sur);
252 }
253 
jni_eglCreatePixmapSurface(JNIEnv * _env,jobject _this,jobject out_sur,jobject display,jobject config,jobject native_pixmap,jintArray attrib_list)254 static void jni_eglCreatePixmapSurface(JNIEnv *_env, jobject _this, jobject out_sur,
255         jobject display, jobject config, jobject native_pixmap,
256         jintArray attrib_list)
257 {
258     jniThrowException(_env, "java/lang/UnsupportedOperationException", "eglCreatePixmapSurface");
259 }
260 
jni_eglCreateWindowSurface(JNIEnv * _env,jobject _this,jobject display,jobject config,jobject native_window,jintArray attrib_list)261 static jlong jni_eglCreateWindowSurface(JNIEnv *_env, jobject _this, jobject display,
262         jobject config, jobject native_window, jintArray attrib_list) {
263     if (display == NULL || config == NULL
264         || !validAttribList(_env, attrib_list)) {
265         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
266         return JNI_FALSE;
267     }
268     EGLDisplay dpy = getDisplay(_env, display);
269     EGLContext cnf = getConfig(_env, config);
270     sp<ANativeWindow> window;
271     if (native_window == NULL) {
272 not_valid_surface:
273         jniThrowException(_env, "java/lang/IllegalArgumentException",
274                 "Make sure the SurfaceView or associated SurfaceHolder has a valid Surface");
275         return 0;
276     }
277 
278     window = android_view_Surface_getNativeWindow(_env, native_window);
279     if (window == NULL)
280         goto not_valid_surface;
281 
282     jint* base = beginNativeAttribList(_env, attrib_list);
283     EGLSurface sur = eglCreateWindowSurface(dpy, cnf, window.get(), base);
284     endNativeAttributeList(_env, attrib_list, base);
285     return reinterpret_cast<jlong>(sur);
286 }
287 
jni_eglCreateWindowSurfaceTexture(JNIEnv * _env,jobject _this,jobject display,jobject config,jobject native_window,jintArray attrib_list)288 static jlong jni_eglCreateWindowSurfaceTexture(JNIEnv *_env, jobject _this, jobject display,
289         jobject config, jobject native_window, jintArray attrib_list) {
290     if (display == NULL || config == NULL
291         || !validAttribList(_env, attrib_list)) {
292         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
293         return 0;
294     }
295     EGLDisplay dpy = getDisplay(_env, display);
296     EGLContext cnf = getConfig(_env, config);
297     sp<ANativeWindow> window;
298     if (native_window == 0) {
299 not_valid_surface:
300         jniThrowException(_env, "java/lang/IllegalArgumentException",
301                 "Make sure the SurfaceTexture is valid");
302         return 0;
303     }
304 
305     sp<IGraphicBufferProducer> producer(SurfaceTexture_getProducer(_env, native_window));
306     window = new Surface(producer, true);
307     if (window == NULL)
308         goto not_valid_surface;
309 
310     jint* base = beginNativeAttribList(_env, attrib_list);
311     EGLSurface sur = eglCreateWindowSurface(dpy, cnf, window.get(), base);
312     endNativeAttributeList(_env, attrib_list, base);
313     return reinterpret_cast<jlong>(sur);
314 }
315 
jni_eglGetConfigAttrib(JNIEnv * _env,jobject _this,jobject display,jobject config,jint attribute,jintArray value)316 static jboolean jni_eglGetConfigAttrib(JNIEnv *_env, jobject _this, jobject display,
317         jobject config, jint attribute, jintArray value) {
318     if (display == NULL || config == NULL
319         || (value == NULL || _env->GetArrayLength(value) < 1)) {
320         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
321         return JNI_FALSE;
322     }
323     EGLDisplay dpy = getDisplay(_env, display);
324     EGLContext cnf = getConfig(_env, config);
325     EGLBoolean success = EGL_FALSE;
326     jint localValue;
327     success = eglGetConfigAttrib(dpy, cnf, attribute, &localValue);
328     if (success) {
329         _env->SetIntArrayRegion(value, 0, 1, &localValue);
330     }
331     return EglBoolToJBool(success);
332 }
333 
jni_eglGetConfigs(JNIEnv * _env,jobject _this,jobject display,jobjectArray configs,jint config_size,jintArray num_config)334 static jboolean jni_eglGetConfigs(JNIEnv *_env, jobject _this, jobject display,
335         jobjectArray configs, jint config_size, jintArray num_config) {
336     if (display == NULL || (configs != NULL && _env->GetArrayLength(configs) < config_size)
337         || (num_config != NULL && _env->GetArrayLength(num_config) < 1)) {
338         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
339         return JNI_FALSE;
340     }
341     EGLDisplay dpy = getDisplay(_env, display);
342     EGLBoolean success = EGL_FALSE;
343     if (configs == NULL) {
344         config_size = 0;
345     }
346     EGLConfig nativeConfigs[config_size];
347     int num;
348     success = eglGetConfigs(dpy, configs ? nativeConfigs : 0, config_size, &num);
349     if (num_config != NULL) {
350         _env->SetIntArrayRegion(num_config, 0, 1, (jint*) &num);
351     }
352     if (success && configs) {
353         for (int i=0 ; i<num ; i++) {
354             jobject obj = _env->NewObject(gConfig_class, gConfig_ctorID, reinterpret_cast<jlong>(nativeConfigs[i]));
355             _env->SetObjectArrayElement(configs, i, obj);
356         }
357     }
358     return EglBoolToJBool(success);
359 }
360 
jni_eglGetError(JNIEnv * _env,jobject _this)361 static jint jni_eglGetError(JNIEnv *_env, jobject _this) {
362     EGLint error = eglGetError();
363     return error;
364 }
365 
jni_eglGetCurrentContext(JNIEnv * _env,jobject _this)366 static jlong jni_eglGetCurrentContext(JNIEnv *_env, jobject _this) {
367     return reinterpret_cast<jlong>(eglGetCurrentContext());
368 }
369 
jni_eglGetCurrentDisplay(JNIEnv * _env,jobject _this)370 static jlong jni_eglGetCurrentDisplay(JNIEnv *_env, jobject _this) {
371     return reinterpret_cast<jlong>(eglGetCurrentDisplay());
372 }
373 
jni_eglGetCurrentSurface(JNIEnv * _env,jobject _this,jint readdraw)374 static jlong jni_eglGetCurrentSurface(JNIEnv *_env, jobject _this, jint readdraw) {
375     if ((readdraw != EGL_READ) && (readdraw != EGL_DRAW)) {
376         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
377         return 0;
378     }
379     return reinterpret_cast<jlong>(eglGetCurrentSurface(readdraw));
380 }
381 
jni_eglDestroyContext(JNIEnv * _env,jobject _this,jobject display,jobject context)382 static jboolean jni_eglDestroyContext(JNIEnv *_env, jobject _this, jobject display, jobject context) {
383     if (display == NULL || context == NULL) {
384         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
385         return JNI_FALSE;
386     }
387     EGLDisplay dpy = getDisplay(_env, display);
388     EGLContext ctx = getContext(_env, context);
389     return EglBoolToJBool(eglDestroyContext(dpy, ctx));
390 }
391 
jni_eglDestroySurface(JNIEnv * _env,jobject _this,jobject display,jobject surface)392 static jboolean jni_eglDestroySurface(JNIEnv *_env, jobject _this, jobject display, jobject surface) {
393     if (display == NULL || surface == NULL) {
394         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
395         return JNI_FALSE;
396     }
397     EGLDisplay dpy = getDisplay(_env, display);
398     EGLSurface sur = getSurface(_env, surface);
399     return EglBoolToJBool(eglDestroySurface(dpy, sur));
400 }
401 
jni_eglGetDisplay(JNIEnv * _env,jobject _this,jobject native_display)402 static jlong jni_eglGetDisplay(JNIEnv *_env, jobject _this, jobject native_display) {
403     return reinterpret_cast<jlong>(eglGetDisplay(EGL_DEFAULT_DISPLAY));
404 }
405 
jni_eglMakeCurrent(JNIEnv * _env,jobject _this,jobject display,jobject draw,jobject read,jobject context)406 static jboolean jni_eglMakeCurrent(JNIEnv *_env, jobject _this, jobject display, jobject draw, jobject read, jobject context) {
407     if (display == NULL || draw == NULL || read == NULL || context == NULL) {
408         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
409         return JNI_FALSE;
410     }
411     EGLDisplay dpy = getDisplay(_env, display);
412     EGLSurface sdr = getSurface(_env, draw);
413     EGLSurface srd = getSurface(_env, read);
414     EGLContext ctx = getContext(_env, context);
415     return EglBoolToJBool(eglMakeCurrent(dpy, sdr, srd, ctx));
416 }
417 
jni_eglQueryString(JNIEnv * _env,jobject _this,jobject display,jint name)418 static jstring jni_eglQueryString(JNIEnv *_env, jobject _this, jobject display, jint name) {
419     if (display == NULL) {
420         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
421         return NULL;
422     }
423     EGLDisplay dpy = getDisplay(_env, display);
424     const char* chars = eglQueryString(dpy, name);
425     return _env->NewStringUTF(chars);
426 }
427 
jni_eglSwapBuffers(JNIEnv * _env,jobject _this,jobject display,jobject surface)428 static jboolean jni_eglSwapBuffers(JNIEnv *_env, jobject _this, jobject display, jobject surface) {
429     if (display == NULL || surface == NULL) {
430         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
431         return JNI_FALSE;
432     }
433     EGLDisplay dpy = getDisplay(_env, display);
434     EGLSurface sur = getSurface(_env, surface);
435     return EglBoolToJBool(eglSwapBuffers(dpy, sur));
436 }
437 
jni_eglTerminate(JNIEnv * _env,jobject _this,jobject display)438 static jboolean jni_eglTerminate(JNIEnv *_env, jobject _this, jobject display) {
439     if (display == NULL) {
440         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
441         return JNI_FALSE;
442     }
443     EGLDisplay dpy = getDisplay(_env, display);
444     return EglBoolToJBool(eglTerminate(dpy));
445 }
446 
jni_eglCopyBuffers(JNIEnv * _env,jobject _this,jobject display,jobject surface,jobject native_pixmap)447 static jboolean jni_eglCopyBuffers(JNIEnv *_env, jobject _this, jobject display,
448         jobject surface, jobject native_pixmap) {
449     if (display == NULL || surface == NULL || native_pixmap == NULL) {
450         jniThrowException(_env, "java/lang/IllegalArgumentException", NULL);
451         return JNI_FALSE;
452     }
453     // TODO: Implement this
454     return JNI_FALSE;
455 }
456 
jni_eglWaitGL(JNIEnv * _env,jobject _this)457 static jboolean jni_eglWaitGL(JNIEnv *_env, jobject _this) {
458     return EglBoolToJBool(eglWaitGL());
459 }
460 
jni_eglWaitNative(JNIEnv * _env,jobject _this,jint engine,jobject bindTarget)461 static jboolean jni_eglWaitNative(JNIEnv *_env, jobject _this, jint engine, jobject bindTarget) {
462     return EglBoolToJBool(eglWaitNative(engine));
463 }
464 
465 
466 static const char *classPathName = "com/google/android/gles_jni/EGLImpl";
467 
468 #define DISPLAY "Ljavax/microedition/khronos/egl/EGLDisplay;"
469 #define CONTEXT "Ljavax/microedition/khronos/egl/EGLContext;"
470 #define CONFIG  "Ljavax/microedition/khronos/egl/EGLConfig;"
471 #define SURFACE "Ljavax/microedition/khronos/egl/EGLSurface;"
472 #define OBJECT  "Ljava/lang/Object;"
473 #define STRING  "Ljava/lang/String;"
474 
475 static const JNINativeMethod methods[] = {
476 {"_nativeClassInit","()V", (void*)nativeClassInit },
477 {"eglWaitGL",       "()Z", (void*)jni_eglWaitGL },
478 {"eglInitialize",   "(" DISPLAY "[I)Z", (void*)jni_eglInitialize },
479 {"eglQueryContext", "(" DISPLAY CONTEXT "I[I)Z", (void*)jni_eglQueryContext },
480 {"eglQuerySurface", "(" DISPLAY SURFACE "I[I)Z", (void*)jni_eglQuerySurface },
481 {"eglReleaseThread","()Z", (void*)jni_eglReleaseThread },
482 {"getInitCount",    "(" DISPLAY ")I", (void*)jni_getInitCount },
483 {"eglChooseConfig", "(" DISPLAY "[I[" CONFIG "I[I)Z", (void*)jni_eglChooseConfig },
484 {"_eglCreateContext","(" DISPLAY CONFIG CONTEXT "[I)J", (void*)jni_eglCreateContext },
485 {"eglGetConfigs",   "(" DISPLAY "[" CONFIG "I[I)Z", (void*)jni_eglGetConfigs },
486 {"eglTerminate",    "(" DISPLAY ")Z", (void*)jni_eglTerminate },
487 {"eglCopyBuffers",  "(" DISPLAY SURFACE OBJECT ")Z", (void*)jni_eglCopyBuffers },
488 {"eglWaitNative",   "(I" OBJECT ")Z", (void*)jni_eglWaitNative },
489 {"eglGetError",     "()I", (void*)jni_eglGetError },
490 {"eglGetConfigAttrib", "(" DISPLAY CONFIG "I[I)Z", (void*)jni_eglGetConfigAttrib },
491 {"_eglGetDisplay",   "(" OBJECT ")J", (void*)jni_eglGetDisplay },
492 {"_eglGetCurrentContext",  "()J", (void*)jni_eglGetCurrentContext },
493 {"_eglGetCurrentDisplay",  "()J", (void*)jni_eglGetCurrentDisplay },
494 {"_eglGetCurrentSurface",  "(I)J", (void*)jni_eglGetCurrentSurface },
495 {"_eglCreatePbufferSurface","(" DISPLAY CONFIG "[I)J", (void*)jni_eglCreatePbufferSurface },
496 {"_eglCreatePixmapSurface", "(" SURFACE DISPLAY CONFIG OBJECT "[I)V", (void*)jni_eglCreatePixmapSurface },
497 {"_eglCreateWindowSurface", "(" DISPLAY CONFIG OBJECT "[I)J", (void*)jni_eglCreateWindowSurface },
498 {"_eglCreateWindowSurfaceTexture", "(" DISPLAY CONFIG OBJECT "[I)J", (void*)jni_eglCreateWindowSurfaceTexture },
499 {"eglDestroyContext",      "(" DISPLAY CONTEXT ")Z", (void*)jni_eglDestroyContext },
500 {"eglDestroySurface",      "(" DISPLAY SURFACE ")Z", (void*)jni_eglDestroySurface },
501 {"eglMakeCurrent",         "(" DISPLAY SURFACE SURFACE CONTEXT")Z", (void*)jni_eglMakeCurrent },
502 {"eglQueryString",         "(" DISPLAY "I)" STRING, (void*)jni_eglQueryString },
503 {"eglSwapBuffers",         "(" DISPLAY SURFACE ")Z", (void*)jni_eglSwapBuffers },
504 };
505 
506 } // namespace android
507 
register_com_google_android_gles_jni_EGLImpl(JNIEnv * _env)508 int register_com_google_android_gles_jni_EGLImpl(JNIEnv *_env)
509 {
510     int err;
511     err = android::AndroidRuntime::registerNativeMethods(_env,
512             android::classPathName, android::methods, NELEM(android::methods));
513     return err;
514 }
515