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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <jni.h>
#include <chrono>
#include <cstdlib>
#include <android/choreographer.h>
#include <android/looper.h>
#include <android/native_window.h>
#include <android/native_window_jni.h>
#include <vector>
#include <cmath>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <android/log.h>
#define LOG(...) __android_log_print(ANDROID_LOG_ERROR, "CHOREO-TEST", __VA_ARGS__)
using namespace std;
static ANativeWindow *theWindow = nullptr;
static EGLConfig eglConf;
static EGLSurface eglSurface;
static EGLContext eglCtx;
static EGLDisplay eglDisp;
static bool setupEGL(int w, int h) {
const EGLint confAttr[] = {
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RED_SIZE, 8,
EGL_GREEN_SIZE, 8,
EGL_BLUE_SIZE, 8,
EGL_ALPHA_SIZE, 8,
EGL_DEPTH_SIZE, 16,
EGL_NONE
};
const EGLint ctxAttr[] = {
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
EGLint eglMajVers, eglMinVers;
EGLint numConfigs;
EGLint format;
eglDisp = eglGetDisplay(EGL_DEFAULT_DISPLAY);
if (eglDisp == EGL_NO_DISPLAY) {
return false;
}
if (!eglInitialize(eglDisp, &eglMajVers, &eglMinVers)) {
return false;
}
if (!eglChooseConfig(eglDisp, confAttr, &eglConf, 1, &numConfigs)) {
return false;
}
if (!eglGetConfigAttrib(eglDisp, eglConf, EGL_NATIVE_VISUAL_ID, &format)) {
return false;
}
ANativeWindow_setBuffersGeometry(theWindow, 0, 0, format);
eglSurface = eglCreateWindowSurface(eglDisp, eglConf, theWindow, 0);
if (eglSurface == EGL_NO_SURFACE) {
return false;
}
eglCtx = eglCreateContext(eglDisp, eglConf, EGL_NO_CONTEXT, ctxAttr);
if (eglCtx == EGL_NO_CONTEXT) {
return false;
}
if (!eglMakeCurrent(eglDisp, eglSurface, eglSurface, eglCtx)) {
return false;
}
glViewport(0, 0, w, h);
return true;
}
static void shutdownEGL() {
eglMakeCurrent(eglDisp, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
eglDestroyContext(eglDisp, eglCtx);
eglDestroySurface(eglDisp, eglSurface);
eglTerminate(eglDisp);
eglDisp = EGL_NO_DISPLAY;
eglSurface = EGL_NO_SURFACE;
eglCtx = EGL_NO_CONTEXT;
if (theWindow) {
ANativeWindow_release(theWindow);
theWindow = nullptr;
}
}
static void renderFrames() {
glClearColor(1.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
eglSwapBuffers(eglDisp, eglSurface);
}
static volatile bool doRender = false;
static std::vector<unsigned long> frameTimes;
static AChoreographer* choreographer;
static ALooper* looper;
static void frameCallback(long frameTimeNanos, void*) {
// On 32-bit machine, some frametimes will come out as negative longs
frameTimes.push_back((unsigned long)frameTimeNanos);
AChoreographer_postFrameCallback(choreographer, frameCallback, nullptr);
renderFrames();
ALooper_wake(looper);
}
extern "C"
JNIEXPORT bool JNICALL
Java_com_android_game_qualification_tests_ChoreoTestActivity_runTheTest(JNIEnv* env, jobject, jobject surface) {
theWindow = ANativeWindow_fromSurface(env, surface);
if (!theWindow) {
return false;
}
if (!setupEGL(500,500)) {
return false;
}
looper = ALooper_prepare(0);
choreographer = reinterpret_cast<AChoreographer*>(AChoreographer_getInstance());
if (choreographer == nullptr) {
return false;
}
AChoreographer_postFrameCallback(choreographer, frameCallback, nullptr);
while (doRender && ALooper_pollOnce(-1, nullptr, nullptr, nullptr));
shutdownEGL();
return true;
}
extern "C"
JNIEXPORT void JNICALL
Java_com_android_game_qualification_tests_ChoreoTestActivity_stopTheTest(JNIEnv*, jobject) {
doRender = false;
}
extern "C"
JNIEXPORT void JNICALL
Java_com_android_game_qualification_tests_ChoreoTestActivity_startTheTest(JNIEnv*, jobject) {
doRender = true;
}
extern "C"
JNIEXPORT jobject JNICALL
Java_com_android_game_qualification_tests_ChoreoTestActivity_getFrameIntervals(JNIEnv* env, jobject) {
jclass arrayListClass = env->FindClass("java/util/ArrayList");
jmethodID arrayListConstructor = env->GetMethodID(arrayListClass, "<init>", "()V");
jmethodID addMethod = env->GetMethodID(arrayListClass, "add", "(Ljava/lang/Object;)Z");
jclass longClass = env->FindClass("java/lang/Long");
jmethodID longValueOf = env->GetStaticMethodID(longClass, "valueOf", "(J)Ljava/lang/Long;");
jobject list = env->NewObject(arrayListClass, arrayListConstructor);
// Some early frames might have misleading data.
for (int i = 5; i < frameTimes.size(); ++i) {
jlong interval = frameTimes[i] - frameTimes[i-1];
jobject javaInterval = env->CallStaticObjectMethod(longClass, longValueOf, interval);
env->CallBooleanMethod(list, addMethod, javaInterval);
}
return list;
}
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