195 lines
7.4 KiB
C++
195 lines
7.4 KiB
C++
/*
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** Copyright 2018, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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// This source file is automatically generated
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#pragma GCC diagnostic ignored "-Wunused-variable"
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#pragma GCC diagnostic ignored "-Wunused-function"
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#include "jni.h"
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#include <nativehelper/JNIPlatformHelp.h>
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#include <android_runtime/AndroidRuntime.h>
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#include <utils/misc.h>
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#include <assert.h>
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#include <vector>
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#include <EGL/egl.h>
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#include <ui/ANativeObjectBase.h>
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// classes from EGL 1.4
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static jclass egldisplayClass;
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static jclass eglsurfaceClass;
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static jclass eglconfigClass;
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static jclass eglcontextClass;
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static jmethodID egldisplayGetHandleID;
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static jmethodID eglconfigGetHandleID;
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static jmethodID eglcontextGetHandleID;
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static jmethodID eglsurfaceGetHandleID;
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static jmethodID egldisplayConstructor;
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static jmethodID eglcontextConstructor;
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static jmethodID eglsurfaceConstructor;
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static jmethodID eglconfigConstructor;
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static jobject eglNoContextObject;
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static jobject eglNoDisplayObject;
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static jobject eglNoSurfaceObject;
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// classes from EGL 1.5
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static jclass eglimageClass;
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static jclass eglsyncClass;
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static jmethodID eglimageGetHandleID;
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static jmethodID eglsyncGetHandleID;
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static jmethodID eglimageConstructor;
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static jmethodID eglsyncConstructor;
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static jobject eglNoImageObject;
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static jobject eglNoSyncObject;
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/* Cache method IDs each time the class is loaded. */
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static void
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nativeClassInit(JNIEnv *_env, jclass glImplClass)
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{
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// EGL 1.4 Init
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jclass eglconfigClassLocal = _env->FindClass("android/opengl/EGLConfig");
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eglconfigClass = (jclass) _env->NewGlobalRef(eglconfigClassLocal);
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jclass eglcontextClassLocal = _env->FindClass("android/opengl/EGLContext");
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eglcontextClass = (jclass) _env->NewGlobalRef(eglcontextClassLocal);
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jclass egldisplayClassLocal = _env->FindClass("android/opengl/EGLDisplay");
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egldisplayClass = (jclass) _env->NewGlobalRef(egldisplayClassLocal);
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jclass eglsurfaceClassLocal = _env->FindClass("android/opengl/EGLSurface");
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eglsurfaceClass = (jclass) _env->NewGlobalRef(eglsurfaceClassLocal);
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eglconfigGetHandleID = _env->GetMethodID(eglconfigClass, "getNativeHandle", "()J");
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eglcontextGetHandleID = _env->GetMethodID(eglcontextClass, "getNativeHandle", "()J");
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egldisplayGetHandleID = _env->GetMethodID(egldisplayClass, "getNativeHandle", "()J");
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eglsurfaceGetHandleID = _env->GetMethodID(eglsurfaceClass, "getNativeHandle", "()J");
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eglconfigConstructor = _env->GetMethodID(eglconfigClass, "<init>", "(J)V");
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eglcontextConstructor = _env->GetMethodID(eglcontextClass, "<init>", "(J)V");
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egldisplayConstructor = _env->GetMethodID(egldisplayClass, "<init>", "(J)V");
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eglsurfaceConstructor = _env->GetMethodID(eglsurfaceClass, "<init>", "(J)V");
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jobject localeglNoContextObject = _env->NewObject(eglcontextClass, eglcontextConstructor, reinterpret_cast<jlong>(EGL_NO_CONTEXT));
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eglNoContextObject = _env->NewGlobalRef(localeglNoContextObject);
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jobject localeglNoDisplayObject = _env->NewObject(egldisplayClass, egldisplayConstructor, reinterpret_cast<jlong>(EGL_NO_DISPLAY));
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eglNoDisplayObject = _env->NewGlobalRef(localeglNoDisplayObject);
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jobject localeglNoSurfaceObject = _env->NewObject(eglsurfaceClass, eglsurfaceConstructor, reinterpret_cast<jlong>(EGL_NO_SURFACE));
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eglNoSurfaceObject = _env->NewGlobalRef(localeglNoSurfaceObject);
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jclass eglClass = _env->FindClass("android/opengl/EGL15");
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jfieldID noContextFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_CONTEXT", "Landroid/opengl/EGLContext;");
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_env->SetStaticObjectField(eglClass, noContextFieldID, eglNoContextObject);
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jfieldID noDisplayFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_DISPLAY", "Landroid/opengl/EGLDisplay;");
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_env->SetStaticObjectField(eglClass, noDisplayFieldID, eglNoDisplayObject);
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jfieldID noSurfaceFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_SURFACE", "Landroid/opengl/EGLSurface;");
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_env->SetStaticObjectField(eglClass, noSurfaceFieldID, eglNoSurfaceObject);
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// EGL 1.5 init
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jclass eglimageClassLocal = _env->FindClass("android/opengl/EGLImage");
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eglimageClass = (jclass) _env->NewGlobalRef(eglimageClassLocal);
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jclass eglsyncClassLocal = _env->FindClass("android/opengl/EGLSync");
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eglsyncClass = (jclass) _env->NewGlobalRef(eglsyncClassLocal);
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eglimageGetHandleID = _env->GetMethodID(eglimageClass, "getNativeHandle", "()J");
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eglsyncGetHandleID = _env->GetMethodID(eglsyncClass, "getNativeHandle", "()J");
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eglimageConstructor = _env->GetMethodID(eglimageClass, "<init>", "(J)V");
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eglsyncConstructor = _env->GetMethodID(eglsyncClass, "<init>", "(J)V");
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jfieldID noImageFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_IMAGE", "Landroid/opengl/EGLImage;");
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_env->SetStaticObjectField(eglClass, noImageFieldID, eglNoImageObject);
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jfieldID noSyncFieldID = _env->GetStaticFieldID(eglClass, "EGL_NO_SYNC", "Landroid/opengl/EGLSync;");
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_env->SetStaticObjectField(eglClass, noSyncFieldID, eglNoSyncObject);
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}
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static void *
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getPointer(JNIEnv *_env, jobject buffer, jarray *array, jint *remaining, jint *offset)
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{
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jint position;
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jint limit;
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jint elementSizeShift;
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jlong pointer;
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pointer = jniGetNioBufferFields(_env, buffer, &position, &limit, &elementSizeShift);
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*remaining = (limit - position) << elementSizeShift;
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if (pointer != 0L) {
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*array = nullptr;
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pointer += position << elementSizeShift;
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return reinterpret_cast<void*>(pointer);
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}
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*array = jniGetNioBufferBaseArray(_env, buffer);
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*offset = jniGetNioBufferBaseArrayOffset(_env, buffer);
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return nullptr;
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}
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static void
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releasePointer(JNIEnv *_env, jarray array, void *data, jboolean commit)
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{
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_env->ReleasePrimitiveArrayCritical(array, data,
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commit ? 0 : JNI_ABORT);
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}
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static void *
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fromEGLHandle(JNIEnv *_env, jmethodID mid, jobject obj) {
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if (obj == NULL) {
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jniThrowException(_env, "java/lang/IllegalArgumentException",
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"Object is set to null.");
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return nullptr;
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}
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jlong handle = _env->CallLongMethod(obj, mid);
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return reinterpret_cast<void*>(handle);
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}
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static jobject
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toEGLHandle(JNIEnv *_env, jclass cls, jmethodID con, void *handle) {
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if (cls == eglimageClass && (EGLImage)handle == EGL_NO_IMAGE) {
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return eglNoImageObject;
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}
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return _env->NewObject(cls, con, reinterpret_cast<jlong>(handle));
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}
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struct WrappedEGLAttribs {
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private:
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std::vector<EGLAttrib> backing; // only for 32-bit
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public:
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EGLAttrib *attribs;
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WrappedEGLAttribs(): attribs(nullptr) { };
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void init(jlong *array, jint size) {
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if (sizeof(EGLAttrib) != sizeof(jlong)) {
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for (jint i = 0; i < size; ++i) {
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backing.push_back(array[i]);
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}
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attribs = backing.data();
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} else {
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attribs = (EGLAttrib*)array;
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}
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}
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};
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// --------------------------------------------------------------------------
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