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 #include "jni.h" 20 #include "JNIHelp.h" 21 #include <android_runtime/AndroidRuntime.h> 22 #include <android_runtime/android_view_Surface.h> 23 #include <android_runtime/android_graphics_SurfaceTexture.h> 24 #include <utils/misc.h> 25 26 #include <assert.h> 27 #include <EGL/egl.h> 28 29 #include <gui/Surface.h> 30 #include <gui/GLConsumer.h> 31 #include <gui/Surface.h> 32 33 #include <ui/ANativeObjectBase.h> 34 35 static int initialized = 0; 36 37 static jclass egldisplayClass; 38 static jclass eglcontextClass; 39 static jclass eglsurfaceClass; 40 static jclass eglconfigClass; 41 42 static jmethodID egldisplayGetHandleID; 43 static jmethodID eglcontextGetHandleID; 44 static jmethodID eglsurfaceGetHandleID; 45 static jmethodID eglconfigGetHandleID; 46 47 static jmethodID egldisplayConstructor; 48 static jmethodID eglcontextConstructor; 49 static jmethodID eglsurfaceConstructor; 50 static jmethodID eglconfigConstructor; 51 52 static jobject eglNoContextObject; 53 static jobject eglNoDisplayObject; 54 static jobject eglNoSurfaceObject; 55 56 57 58 /* Cache method IDs each time the class is loaded. */ 59 60 static void 61 nativeClassInit(JNIEnv *_env, jclass glImplClass) 62 { 63 jclass egldisplayClassLocal = _env->FindClass("android/opengl/EGLDisplay"); 64 egldisplayClass = (jclass) _env->NewGlobalRef(egldisplayClassLocal); 65 jclass eglcontextClassLocal = _env->FindClass("android/opengl/EGLContext"); 66 eglcontextClass = (jclass) _env->NewGlobalRef(eglcontextClassLocal); 67 jclass eglsurfaceClassLocal = _env->FindClass("android/opengl/EGLSurface"); 68 eglsurfaceClass = (jclass) _env->NewGlobalRef(eglsurfaceClassLocal); 69 jclass eglconfigClassLocal = _env->FindClass("android/opengl/EGLConfig"); 70 eglconfigClass = (jclass) _env->NewGlobalRef(eglconfigClassLocal); 71 72 egldisplayGetHandleID = _env->GetMethodID(egldisplayClass, "getHandle", "()I"); 73 eglcontextGetHandleID = _env->GetMethodID(eglcontextClass, "getHandle", "()I"); 74 eglsurfaceGetHandleID = _env->GetMethodID(eglsurfaceClass, "getHandle", "()I"); 75 eglconfigGetHandleID = _env->GetMethodID(eglconfigClass, "getHandle", "()I"); 76 77 78 egldisplayConstructor = _env->GetMethodID(egldisplayClass, "<init>", "(I)V"); 79 eglcontextConstructor = _env->GetMethodID(eglcontextClass, "<init>", "(I)V"); 80 eglsurfaceConstructor = _env->GetMethodID(eglsurfaceClass, "<init>", "(I)V"); 81 eglconfigConstructor = _env->GetMethodID(eglconfigClass, "<init>", "(I)V"); 82 83 jobject localeglNoContextObject = _env->NewObject(eglcontextClass, eglcontextConstructor, (jint)EGL_NO_CONTEXT); 84 eglNoContextObject = _env->NewGlobalRef(localeglNoContextObject); 85 jobject localeglNoDisplayObject = _env->NewObject(egldisplayClass, egldisplayConstructor, (jint)EGL_NO_DISPLAY); 86 eglNoDisplayObject = _env->NewGlobalRef(localeglNoDisplayObject); 87 jobject localeglNoSurfaceObject = _env->NewObject(eglsurfaceClass, eglsurfaceConstructor, (jint)EGL_NO_SURFACE); 88 eglNoSurfaceObject = _env->NewGlobalRef(localeglNoSurfaceObject); 89 90 91 jclass eglClass = _env->FindClass("android/opengl/EGL14"); 92 jfieldID noContextFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_CONTEXT", "Landroid/opengl/EGLContext;"); 93 _env->SetStaticObjectField(eglClass, noContextFieldID, eglNoContextObject); 94 95 jfieldID noDisplayFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_DISPLAY", "Landroid/opengl/EGLDisplay;"); 96 _env->SetStaticObjectField(eglClass, noDisplayFieldID, eglNoDisplayObject); 97 98 jfieldID noSurfaceFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_SURFACE", "Landroid/opengl/EGLSurface;"); 99 _env->SetStaticObjectField(eglClass, noSurfaceFieldID, eglNoSurfaceObject); 100 } 101 102 static void * 103 fromEGLHandle(JNIEnv *_env, jmethodID mid, jobject obj) { 104 if (obj == NULL){ 105 jniThrowException(_env, "java/lang/IllegalArgumentException", 106 "Object is set to null."); 107 } 108 109 return (void*) (_env->CallIntMethod(obj, mid)); 110 } 111 112 static jobject 113 toEGLHandle(JNIEnv *_env, jclass cls, jmethodID con, void * handle) { 114 if (cls == eglcontextClass && 115 (EGLContext)handle == EGL_NO_CONTEXT) { 116 return eglNoContextObject; 117 } 118 119 if (cls == egldisplayClass && 120 (EGLDisplay)handle == EGL_NO_DISPLAY) { 121 return eglNoDisplayObject; 122 } 123 124 if (cls == eglsurfaceClass && 125 (EGLSurface)handle == EGL_NO_SURFACE) { 126 return eglNoSurfaceObject; 127 } 128 129 return _env->NewObject(cls, con, (jint)handle); 130 } 131 132 // -------------------------------------------------------------------------- 133
