| /* |
| * 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> |
| |
| #include <utils/Timers.h> |
| |
| #include <ui/FramebufferNativeWindow.h> |
| #include <ui/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); |
| 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; |
| |
| 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); |
| |
| 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; |
| } |