blob: a708647a9a5503ede49f442a5c9d7caa9e7f130c [file] [log] [blame]
/*
**
** Copyright 2006, 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.
*/
#define LOG_TAG "fillrate"
#include <stdlib.h>
#include <stdio.h>
#include <EGL/egl.h>
#include <GLES/gl.h>
#include <GLES/glext.h>
#include <utils/StopWatch.h>
#include <ui/FramebufferNativeWindow.h>
#include "EGLUtils.h"
using namespace android;
int main(int argc, char** argv)
{
EGLint configAttribs[] = {
EGL_DEPTH_SIZE, 0,
EGL_NONE
};
EGLint majorVersion;
EGLint minorVersion;
EGLContext context;
EGLConfig config;
EGLSurface surface;
EGLint w, h;
EGLDisplay dpy;
EGLNativeWindowType window = android_createDisplaySurface();
dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY);
eglInitialize(dpy, &majorVersion, &minorVersion);
status_t err = EGLUtils::selectConfigForNativeWindow(
dpy, configAttribs, window, &config);
if (err) {
fprintf(stderr, "couldn't find an EGLConfig matching the screen format\n");
return 0;
}
surface = eglCreateWindowSurface(dpy, config, window, NULL);
context = eglCreateContext(dpy, config, NULL, NULL);
eglMakeCurrent(dpy, surface, surface, context);
eglQuerySurface(dpy, surface, EGL_WIDTH, &w);
eglQuerySurface(dpy, surface, EGL_HEIGHT, &h);
printf("w=%d, h=%d\n", w, h);
glBindTexture(GL_TEXTURE_2D, 0);
glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDisable(GL_DITHER);
glEnable(GL_BLEND);
glEnable(GL_TEXTURE_2D);
glColor4f(1,1,1,1);
uint32_t* t32 = (uint32_t*)malloc(512*512*4);
for (int y=0 ; y<512 ; y++) {
for (int x=0 ; x<512 ; x++) {
int u = x-256;
int v = y-256;
if (u*u+v*v < 256*256) {
t32[x+y*512] = 0x10FFFFFF;
} else {
t32[x+y*512] = 0x20FF0000;
}
}
}
const GLfloat vertices[4][2] = {
{ 0, 0 },
{ 0, h },
{ w, h },
{ w, 0 }
};
const GLfloat texCoords[4][2] = {
{ 0, 0 },
{ 0, 1 },
{ 1, 1 },
{ 1, 0 }
};
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 512, 512, 0, GL_RGBA, GL_UNSIGNED_BYTE, t32);
glViewport(0, 0, w, h);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrthof(0, w, 0, h, 0, 1);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glVertexPointer(2, GL_FLOAT, 0, vertices);
glTexCoordPointer(2, GL_FLOAT, 0, texCoords);
eglSwapInterval(dpy, 1);
glClearColor(1,0,0,0);
glClear(GL_COLOR_BUFFER_BIT);
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
eglSwapBuffers(dpy, surface);
nsecs_t times[32];
for (int c=1 ; c<32 ; c++) {
glClear(GL_COLOR_BUFFER_BIT);
for (int i=0 ; i<c ; i++) {
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
}
eglSwapBuffers(dpy, surface);
}
// for (int c=31 ; c>=1 ; c--) {
int j=0;
for (int c=1 ; c<32 ; c++) {
glClear(GL_COLOR_BUFFER_BIT);
nsecs_t now = systemTime();
for (int i=0 ; i<c ; i++) {
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
}
eglSwapBuffers(dpy, surface);
nsecs_t t = systemTime() - now;
times[j++] = t;
}
for (int c=1, j=0 ; c<32 ; c++, j++) {
nsecs_t t = times[j];
printf("%lld\t%d\t%f\n", t, c, (double(t)/c)/1000000.0);
}
eglTerminate(dpy);
return 0;
}