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/*
* Copyright (C) 2007 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 <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <sched.h>
#include <sys/resource.h>
#include <EGL/egl.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <utils/Timers.h>
#include <ui/FramebufferNativeWindow.h>
#include "EGLUtils.h"
using namespace android;
static void checkEglError(const char* op, EGLBoolean returnVal = EGL_TRUE) {
if (returnVal != EGL_TRUE) {
fprintf(stderr, "%s() returned %d\n", op, returnVal);
}
for (EGLint error = eglGetError(); error != EGL_SUCCESS; error
= eglGetError()) {
fprintf(stderr, "after %s() eglError %s (0x%x)\n", op, EGLUtils::strerror(error),
error);
}
}
static void checkGlError(const char* op) {
for (GLint error = glGetError(); error; error
= glGetError()) {
fprintf(stderr, "after %s() glError (0x%x)\n", op, error);
}
}
bool doTest(uint32_t w, uint32_t h);
static EGLDisplay dpy;
static EGLSurface surface;
int main(int argc, char** argv) {
EGLBoolean returnValue;
EGLConfig myConfig = {0};
EGLint context_attribs[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE };
EGLint s_configAttribs[] = {
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_NONE };
EGLint majorVersion;
EGLint minorVersion;
EGLContext context;
EGLint w, h;
checkEglError("<init>");
dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY);
checkEglError("eglGetDisplay");
if (dpy == EGL_NO_DISPLAY) {
printf("eglGetDisplay returned EGL_NO_DISPLAY.\n");
return 0;
}
returnValue = eglInitialize(dpy, &majorVersion, &minorVersion);
checkEglError("eglInitialize", returnValue);
if (returnValue != EGL_TRUE) {
printf("eglInitialize failed\n");
return 0;
}
EGLNativeWindowType window = android_createDisplaySurface();
returnValue = EGLUtils::selectConfigForNativeWindow(dpy, s_configAttribs, window, &myConfig);
if (returnValue) {
printf("EGLUtils::selectConfigForNativeWindow() returned %d", returnValue);
return 0;
}
checkEglError("EGLUtils::selectConfigForNativeWindow");
surface = eglCreateWindowSurface(dpy, myConfig, window, NULL);
checkEglError("eglCreateWindowSurface");
if (surface == EGL_NO_SURFACE) {
printf("gelCreateWindowSurface failed.\n");
return 0;
}
context = eglCreateContext(dpy, myConfig, EGL_NO_CONTEXT, context_attribs);
checkEglError("eglCreateContext");
if (context == EGL_NO_CONTEXT) {
printf("eglCreateContext failed\n");
return 0;
}
returnValue = eglMakeCurrent(dpy, surface, surface, context);
checkEglError("eglMakeCurrent", returnValue);
if (returnValue != EGL_TRUE) {
return 0;
}
eglQuerySurface(dpy, surface, EGL_WIDTH, &w);
checkEglError("eglQuerySurface");
eglQuerySurface(dpy, surface, EGL_HEIGHT, &h);
checkEglError("eglQuerySurface");
GLint dim = w < h ? w : h;
glViewport(0, 0, w, h);
for (;;) {
doTest(w, h);
eglSwapBuffers(dpy, surface);
checkEglError("eglSwapBuffers");
}
return 0;
}
void ptSwap() {
eglSwapBuffers(dpy, surface);
}
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