android_opengl_EGLExt.cpp revision 0c79d808cb66894434e78052c66a0f81e5419176
1/* 2** Copyright 2013, 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#include <EGL/eglext.h> 29 30#include <gui/Surface.h> 31#include <gui/GLConsumer.h> 32#include <gui/Surface.h> 33 34#include <ui/ANativeObjectBase.h> 35 36static int initialized = 0; 37 38static jclass egldisplayClass; 39static jclass eglcontextClass; 40static jclass eglsurfaceClass; 41static jclass eglconfigClass; 42 43static jmethodID egldisplayGetHandleID; 44static jmethodID eglcontextGetHandleID; 45static jmethodID eglsurfaceGetHandleID; 46static jmethodID eglconfigGetHandleID; 47 48static jmethodID egldisplayConstructor; 49static jmethodID eglcontextConstructor; 50static jmethodID eglsurfaceConstructor; 51static jmethodID eglconfigConstructor; 52 53static jobject eglNoContextObject; 54static jobject eglNoDisplayObject; 55static jobject eglNoSurfaceObject; 56 57 58 59/* Cache method IDs each time the class is loaded. */ 60 61static void 62nativeClassInit(JNIEnv *_env, jclass glImplClass) 63{ 64 jclass egldisplayClassLocal = _env->FindClass("android/opengl/EGLDisplay"); 65 egldisplayClass = (jclass) _env->NewGlobalRef(egldisplayClassLocal); 66 jclass eglcontextClassLocal = _env->FindClass("android/opengl/EGLContext"); 67 eglcontextClass = (jclass) _env->NewGlobalRef(eglcontextClassLocal); 68 jclass eglsurfaceClassLocal = _env->FindClass("android/opengl/EGLSurface"); 69 eglsurfaceClass = (jclass) _env->NewGlobalRef(eglsurfaceClassLocal); 70 jclass eglconfigClassLocal = _env->FindClass("android/opengl/EGLConfig"); 71 eglconfigClass = (jclass) _env->NewGlobalRef(eglconfigClassLocal); 72 73 egldisplayGetHandleID = _env->GetMethodID(egldisplayClass, "getHandle", "()I"); 74 eglcontextGetHandleID = _env->GetMethodID(eglcontextClass, "getHandle", "()I"); 75 eglsurfaceGetHandleID = _env->GetMethodID(eglsurfaceClass, "getHandle", "()I"); 76 eglconfigGetHandleID = _env->GetMethodID(eglconfigClass, "getHandle", "()I"); 77 78 79 egldisplayConstructor = _env->GetMethodID(egldisplayClass, "<init>", "(I)V"); 80 eglcontextConstructor = _env->GetMethodID(eglcontextClass, "<init>", "(I)V"); 81 eglsurfaceConstructor = _env->GetMethodID(eglsurfaceClass, "<init>", "(I)V"); 82 eglconfigConstructor = _env->GetMethodID(eglconfigClass, "<init>", "(I)V"); 83 84 jobject localeglNoContextObject = _env->NewObject(eglcontextClass, eglcontextConstructor, (jint)EGL_NO_CONTEXT); 85 eglNoContextObject = _env->NewGlobalRef(localeglNoContextObject); 86 jobject localeglNoDisplayObject = _env->NewObject(egldisplayClass, egldisplayConstructor, (jint)EGL_NO_DISPLAY); 87 eglNoDisplayObject = _env->NewGlobalRef(localeglNoDisplayObject); 88 jobject localeglNoSurfaceObject = _env->NewObject(eglsurfaceClass, eglsurfaceConstructor, (jint)EGL_NO_SURFACE); 89 eglNoSurfaceObject = _env->NewGlobalRef(localeglNoSurfaceObject); 90 91 92 jclass eglClass = _env->FindClass("android/opengl/EGL14"); 93 jfieldID noContextFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_CONTEXT", "Landroid/opengl/EGLContext;"); 94 _env->SetStaticObjectField(eglClass, noContextFieldID, eglNoContextObject); 95 96 jfieldID noDisplayFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_DISPLAY", "Landroid/opengl/EGLDisplay;"); 97 _env->SetStaticObjectField(eglClass, noDisplayFieldID, eglNoDisplayObject); 98 99 jfieldID noSurfaceFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_SURFACE", "Landroid/opengl/EGLSurface;"); 100 _env->SetStaticObjectField(eglClass, noSurfaceFieldID, eglNoSurfaceObject); 101} 102 103static void * 104fromEGLHandle(JNIEnv *_env, jmethodID mid, jobject obj) { 105 if (obj == NULL){ 106 jniThrowException(_env, "java/lang/IllegalArgumentException", 107 "Object is set to null."); 108 } 109 110 return (void*) (_env->CallIntMethod(obj, mid)); 111} 112 113static jobject 114toEGLHandle(JNIEnv *_env, jclass cls, jmethodID con, void * handle) { 115 if (cls == eglcontextClass && 116 (EGLContext)handle == EGL_NO_CONTEXT) { 117 return eglNoContextObject; 118 } 119 120 if (cls == egldisplayClass && 121 (EGLDisplay)handle == EGL_NO_DISPLAY) { 122 return eglNoDisplayObject; 123 } 124 125 if (cls == eglsurfaceClass && 126 (EGLSurface)handle == EGL_NO_SURFACE) { 127 return eglNoSurfaceObject; 128 } 129 130 return _env->NewObject(cls, con, (jint)handle); 131} 132 133// -------------------------------------------------------------------------- 134/* EGLBoolean eglPresentationTimeANDROID ( EGLDisplay dpy, EGLSurface sur, EGLnsecsANDROID time ) */ 135static jboolean 136android_eglPresentationTimeANDROID 137 (JNIEnv *_env, jobject _this, jobject dpy, jobject sur, jlong time) { 138 EGLBoolean _returnValue = (EGLBoolean) 0; 139 EGLDisplay dpy_native = (EGLDisplay) fromEGLHandle(_env, egldisplayGetHandleID, dpy); 140 EGLSurface sur_native = (EGLSurface) fromEGLHandle(_env, eglsurfaceGetHandleID, sur); 141 142 _returnValue = eglPresentationTimeANDROID( 143 (EGLDisplay)dpy_native, 144 (EGLSurface)sur_native, 145 (EGLnsecsANDROID)time 146 ); 147 return (jboolean)_returnValue; 148} 149 150static const char *classPathName = "android/opengl/EGLExt"; 151 152static JNINativeMethod methods[] = { 153{"_nativeClassInit", "()V", (void*)nativeClassInit }, 154{"eglPresentationTimeANDROID", "(Landroid/opengl/EGLDisplay;Landroid/opengl/EGLSurface;J)Z", (void *) android_eglPresentationTimeANDROID }, 155}; 156 157int register_android_opengl_jni_EGLExt(JNIEnv *_env) 158{ 159 int err; 160 err = android::AndroidRuntime::registerNativeMethods(_env, classPathName, methods, NELEM(methods)); 161 return err; 162} 163