replicant-frameworks_native/opengl/tests/finish/finish.cpp

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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 <GLES/gl.h>
#include <GLES/glext.h>
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#include <utils/Timers.h>
#include <WindowSurface.h>
#include <EGLUtils.h>
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using namespace android;
int main(int argc, char** argv)
{
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EGLint configAttribs[] = {
EGL_DEPTH_SIZE, 0,
EGL_NONE
};
EGLint majorVersion;
EGLint minorVersion;
EGLContext context;
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EGLConfig config;
EGLSurface surface;
EGLint w, h;
EGLDisplay dpy;
WindowSurface windowSurface;
EGLNativeWindowType window = windowSurface.getSurface();
dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY);
eglInitialize(dpy, &majorVersion, &minorVersion);
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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);
GLint dim = w<h ? w : h;
glBindTexture(GL_TEXTURE_2D, 0);
glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glEnable(GL_TEXTURE_2D);
glColor4f(1,1,1,1);
glDisable(GL_DITHER);
glShadeModel(GL_FLAT);
long long now, t;
int i;
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char* texels = (char*)malloc(512*512*2);
memset(texels,0xFF,512*512*2);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB,
512, 512, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, texels);
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char* dst = (char*)malloc(320*480*2);
memset(dst, 0, 320*480*2);
printf("307200 bytes memcpy\n");
for (i=0 ; i<4 ; i++) {
now = systemTime();
memcpy(dst, texels, 320*480*2);
t = systemTime();
printf("memcpy() time = %llu us\n", (t-now)/1000);
fflush(stdout);
}
free(dst);
free(texels);
setpriority(PRIO_PROCESS, 0, -20);
printf("512x512 unmodified texture, 512x512 blit:\n");
glClear(GL_COLOR_BUFFER_BIT);
for (i=0 ; i<4 ; i++) {
GLint crop[4] = { 0, 512, 512, -512 };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
now = systemTime();
glDrawTexiOES(0, 0, 0, 512, 512);
glFinish();
t = systemTime();
printf("glFinish() time = %llu us\n", (t-now)/1000);
fflush(stdout);
eglSwapBuffers(dpy, surface);
}
printf("512x512 unmodified texture, 1x1 blit:\n");
glClear(GL_COLOR_BUFFER_BIT);
for (i=0 ; i<4 ; i++) {
GLint crop[4] = { 0, 1, 1, -1 };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
now = systemTime();
glDrawTexiOES(0, 0, 0, 1, 1);
glFinish();
t = systemTime();
printf("glFinish() time = %llu us\n", (t-now)/1000);
fflush(stdout);
eglSwapBuffers(dpy, surface);
}
printf("512x512 unmodified texture, 512x512 blit (x2):\n");
glClear(GL_COLOR_BUFFER_BIT);
for (i=0 ; i<4 ; i++) {
GLint crop[4] = { 0, 512, 512, -512 };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
now = systemTime();
glDrawTexiOES(0, 0, 0, 512, 512);
glDrawTexiOES(0, 0, 0, 512, 512);
glFinish();
t = systemTime();
printf("glFinish() time = %llu us\n", (t-now)/1000);
fflush(stdout);
eglSwapBuffers(dpy, surface);
}
printf("512x512 unmodified texture, 1x1 blit (x2):\n");
glClear(GL_COLOR_BUFFER_BIT);
for (i=0 ; i<4 ; i++) {
GLint crop[4] = { 0, 1, 1, -1 };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
now = systemTime();
glDrawTexiOES(0, 0, 0, 1, 1);
glDrawTexiOES(0, 0, 0, 1, 1);
glFinish();
t = systemTime();
printf("glFinish() time = %llu us\n", (t-now)/1000);
fflush(stdout);
eglSwapBuffers(dpy, surface);
}
printf("512x512 (1x1 texel MODIFIED texture), 512x512 blit:\n");
glClear(GL_COLOR_BUFFER_BIT);
for (i=0 ; i<4 ; i++) {
uint16_t green = 0x7E0;
GLint crop[4] = { 0, 512, 512, -512 };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 1, 1, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, &green);
now = systemTime();
glDrawTexiOES(0, 0, 0, 512, 512);
glFinish();
t = systemTime();
printf("glFinish() time = %llu us\n", (t-now)/1000);
fflush(stdout);
eglSwapBuffers(dpy, surface);
}
int16_t texel = 0xF800;
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB,
1, 1, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, &texel);
printf("1x1 unmodified texture, 1x1 blit:\n");
glClear(GL_COLOR_BUFFER_BIT);
for (i=0 ; i<4 ; i++) {
GLint crop[4] = { 0, 1, 1, -1 };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
now = systemTime();
glDrawTexiOES(0, 0, 0, 1, 1);
glFinish();
t = systemTime();
printf("glFinish() time = %llu us\n", (t-now)/1000);
eglSwapBuffers(dpy, surface);
}
printf("1x1 unmodified texture, 512x512 blit:\n");
glClear(GL_COLOR_BUFFER_BIT);
for (i=0 ; i<4 ; i++) {
GLint crop[4] = { 0, 1, 1, -1 };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
now = systemTime();
glDrawTexiOES(0, 0, 0, 512, 512);
glFinish();
t = systemTime();
printf("glFinish() time = %llu us\n", (t-now)/1000);
fflush(stdout);
eglSwapBuffers(dpy, surface);
}
printf("1x1 (1x1 texel MODIFIED texture), 512x512 blit:\n");
glClear(GL_COLOR_BUFFER_BIT);
for (i=0 ; i<4 ; i++) {
uint16_t green = 0x7E0;
GLint crop[4] = { 0, 1, 1, -1 };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 1, 1, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, &green);
now = systemTime();
glDrawTexiOES(0, 0, 0, 1, 1);
glFinish();
t = systemTime();
printf("glFinish() time = %llu us\n", (t-now)/1000);
fflush(stdout);
eglSwapBuffers(dpy, surface);
}
return 0;
}