1/*
2** Copyright 2012, The Android Open Source Project
3**
4** Licensed under the Apache License, Version 2.0 (the "License");
5** you may not use this file except in compliance with the License.
6** You may obtain a copy of the License at
7**
8**     http://www.apache.org/licenses/LICENSE-2.0
9**
10** Unless required by applicable law or agreed to in writing, software
11** distributed under the License is distributed on an "AS IS" BASIS,
12** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13** See the License for the specific language governing permissions and
14** limitations under the License.
15*/
16
17// This source file is automatically generated
18
19#pragma GCC diagnostic ignored "-Wunused-variable"
20#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
21#pragma GCC diagnostic ignored "-Wunused-function"
22
23#include "jni.h"
24#include "JNIHelp.h"
25#include <android_runtime/AndroidRuntime.h>
26#include <android_runtime/android_view_Surface.h>
27#include <android_runtime/android_graphics_SurfaceTexture.h>
28#include <utils/misc.h>
29
30#include <assert.h>
31#include <EGL/egl.h>
32
33#include <gui/Surface.h>
34#include <gui/GLConsumer.h>
35#include <gui/Surface.h>
36
37#include <ui/ANativeObjectBase.h>
38
39static int initialized = 0;
40
41static jclass egldisplayClass;
42static jclass eglcontextClass;
43static jclass eglsurfaceClass;
44static jclass eglconfigClass;
45
46static jmethodID egldisplayGetHandleID;
47static jmethodID eglcontextGetHandleID;
48static jmethodID eglsurfaceGetHandleID;
49static jmethodID eglconfigGetHandleID;
50
51static jmethodID egldisplayConstructor;
52static jmethodID eglcontextConstructor;
53static jmethodID eglsurfaceConstructor;
54static jmethodID eglconfigConstructor;
55
56static jobject eglNoContextObject;
57static jobject eglNoDisplayObject;
58static jobject eglNoSurfaceObject;
59
60
61
62/* Cache method IDs each time the class is loaded. */
63
64static void
65nativeClassInit(JNIEnv *_env, jclass glImplClass)
66{
67    jclass egldisplayClassLocal = _env->FindClass("android/opengl/EGLDisplay");
68    egldisplayClass = (jclass) _env->NewGlobalRef(egldisplayClassLocal);
69    jclass eglcontextClassLocal = _env->FindClass("android/opengl/EGLContext");
70    eglcontextClass = (jclass) _env->NewGlobalRef(eglcontextClassLocal);
71    jclass eglsurfaceClassLocal = _env->FindClass("android/opengl/EGLSurface");
72    eglsurfaceClass = (jclass) _env->NewGlobalRef(eglsurfaceClassLocal);
73    jclass eglconfigClassLocal = _env->FindClass("android/opengl/EGLConfig");
74    eglconfigClass = (jclass) _env->NewGlobalRef(eglconfigClassLocal);
75
76    egldisplayGetHandleID = _env->GetMethodID(egldisplayClass, "getNativeHandle", "()J");
77    eglcontextGetHandleID = _env->GetMethodID(eglcontextClass, "getNativeHandle", "()J");
78    eglsurfaceGetHandleID = _env->GetMethodID(eglsurfaceClass, "getNativeHandle", "()J");
79    eglconfigGetHandleID = _env->GetMethodID(eglconfigClass, "getNativeHandle", "()J");
80
81
82    egldisplayConstructor = _env->GetMethodID(egldisplayClass, "<init>", "(J)V");
83    eglcontextConstructor = _env->GetMethodID(eglcontextClass, "<init>", "(J)V");
84    eglsurfaceConstructor = _env->GetMethodID(eglsurfaceClass, "<init>", "(J)V");
85    eglconfigConstructor = _env->GetMethodID(eglconfigClass, "<init>", "(J)V");
86
87    jobject localeglNoContextObject = _env->NewObject(eglcontextClass, eglcontextConstructor, reinterpret_cast<jlong>(EGL_NO_CONTEXT));
88    eglNoContextObject = _env->NewGlobalRef(localeglNoContextObject);
89    jobject localeglNoDisplayObject = _env->NewObject(egldisplayClass, egldisplayConstructor, reinterpret_cast<jlong>(EGL_NO_DISPLAY));
90    eglNoDisplayObject = _env->NewGlobalRef(localeglNoDisplayObject);
91    jobject localeglNoSurfaceObject = _env->NewObject(eglsurfaceClass, eglsurfaceConstructor, reinterpret_cast<jlong>(EGL_NO_SURFACE));
92    eglNoSurfaceObject = _env->NewGlobalRef(localeglNoSurfaceObject);
93
94
95    jclass eglClass = _env->FindClass("android/opengl/EGL14");
96    jfieldID noContextFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_CONTEXT", "Landroid/opengl/EGLContext;");
97    _env->SetStaticObjectField(eglClass, noContextFieldID, eglNoContextObject);
98
99    jfieldID noDisplayFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_DISPLAY", "Landroid/opengl/EGLDisplay;");
100    _env->SetStaticObjectField(eglClass, noDisplayFieldID, eglNoDisplayObject);
101
102    jfieldID noSurfaceFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_SURFACE", "Landroid/opengl/EGLSurface;");
103    _env->SetStaticObjectField(eglClass, noSurfaceFieldID, eglNoSurfaceObject);
104}
105
106static void *
107fromEGLHandle(JNIEnv *_env, jmethodID mid, jobject obj) {
108    if (obj == NULL){
109        jniThrowException(_env, "java/lang/IllegalArgumentException",
110                          "Object is set to null.");
111    }
112
113    jlong handle = _env->CallLongMethod(obj, mid);
114    return reinterpret_cast<void*>(handle);
115}
116
117static jobject
118toEGLHandle(JNIEnv *_env, jclass cls, jmethodID con, void * handle) {
119    if (cls == eglcontextClass &&
120       (EGLContext)handle == EGL_NO_CONTEXT) {
121           return eglNoContextObject;
122    }
123
124    if (cls == egldisplayClass &&
125       (EGLDisplay)handle == EGL_NO_DISPLAY) {
126           return eglNoDisplayObject;
127    }
128
129    if (cls == eglsurfaceClass &&
130       (EGLSurface)handle == EGL_NO_SURFACE) {
131           return eglNoSurfaceObject;
132    }
133
134    return _env->NewObject(cls, con, reinterpret_cast<jlong>(handle));
135}
136
137// --------------------------------------------------------------------------
138