flatland: add a GPU hardware benchmark
This change adds a GPU benchmark named 'flatland' that is intended to measure
GPU performance of UI rendering and compositing scenarios at a fixed a clock
frequency. This initial version includes only window compositing scenarios.
Change-Id: I5577863aa3be5c6da8b49cb5d53cc49dec2f7081
diff --git a/cmds/flatland/GLHelper.cpp b/cmds/flatland/GLHelper.cpp
new file mode 100644
index 0000000..31b1e06
--- /dev/null
+++ b/cmds/flatland/GLHelper.cpp
@@ -0,0 +1,461 @@
+/*
+ * Copyright (C) 2012 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 <ui/Fence.h>
+
+#include <ui/DisplayInfo.h>
+#include <gui/SurfaceComposerClient.h>
+
+#include "GLHelper.h"
+
+ namespace android {
+
+GLHelper::GLHelper() :
+ mGraphicBufferAlloc(new GraphicBufferAlloc()),
+ mDisplay(EGL_NO_DISPLAY),
+ mContext(EGL_NO_CONTEXT),
+ mDummySurface(EGL_NO_SURFACE),
+ mConfig(0),
+ mShaderPrograms(NULL),
+ mDitherTexture(0) {
+}
+
+GLHelper::~GLHelper() {
+}
+
+bool GLHelper::setUp(const ShaderDesc* shaderDescs, size_t numShaders) {
+ bool result;
+
+ mDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+ if (mDisplay == EGL_NO_DISPLAY) {
+ fprintf(stderr, "eglGetDisplay error: %#x\n", eglGetError());
+ return false;
+ }
+
+ EGLint majorVersion;
+ EGLint minorVersion;
+ result = eglInitialize(mDisplay, &majorVersion, &minorVersion);
+ if (result != EGL_TRUE) {
+ fprintf(stderr, "eglInitialize error: %#x\n", eglGetError());
+ return false;
+ }
+
+ EGLint numConfigs = 0;
+ EGLint configAttribs[] = {
+ EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+ EGL_RED_SIZE, 8,
+ EGL_GREEN_SIZE, 8,
+ EGL_BLUE_SIZE, 8,
+ EGL_ALPHA_SIZE, 8,
+ EGL_NONE
+ };
+ result = eglChooseConfig(mDisplay, configAttribs, &mConfig, 1,
+ &numConfigs);
+ if (result != EGL_TRUE) {
+ fprintf(stderr, "eglChooseConfig error: %#x\n", eglGetError());
+ return false;
+ }
+
+ EGLint contextAttribs[] = {
+ EGL_CONTEXT_CLIENT_VERSION, 2,
+ EGL_NONE
+ };
+ mContext = eglCreateContext(mDisplay, mConfig, EGL_NO_CONTEXT,
+ contextAttribs);
+ if (mContext == EGL_NO_CONTEXT) {
+ fprintf(stderr, "eglCreateContext error: %#x\n", eglGetError());
+ return false;
+ }
+
+ bool resultb = createNamedSurfaceTexture(0, 1, 1, &mDummyGLConsumer,
+ &mDummySurface);
+ if (!resultb) {
+ return false;
+ }
+
+ resultb = makeCurrent(mDummySurface);
+ if (!resultb) {
+ return false;
+ }
+
+ resultb = setUpShaders(shaderDescs, numShaders);
+ if (!resultb) {
+ return false;
+ }
+
+ return true;
+}
+
+void GLHelper::tearDown() {
+ if (mShaderPrograms != NULL) {
+ delete[] mShaderPrograms;
+ mShaderPrograms = NULL;
+ }
+
+ if (mSurfaceComposerClient != NULL) {
+ mSurfaceComposerClient->dispose();
+ mSurfaceComposerClient.clear();
+ }
+
+ if (mDisplay != EGL_NO_DISPLAY) {
+ eglMakeCurrent(mDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE,
+ EGL_NO_CONTEXT);
+ }
+
+ if (mContext != EGL_NO_CONTEXT) {
+ eglDestroyContext(mDisplay, mContext);
+ }
+
+ if (mDummySurface != EGL_NO_SURFACE) {
+ eglDestroySurface(mDisplay, mDummySurface);
+ }
+
+ mDisplay = EGL_NO_DISPLAY;
+ mContext = EGL_NO_CONTEXT;
+ mDummySurface = EGL_NO_SURFACE;
+ mDummyGLConsumer.clear();
+ mConfig = 0;
+}
+
+bool GLHelper::makeCurrent(EGLSurface surface) {
+ EGLint result;
+
+ result = eglMakeCurrent(mDisplay, surface, surface, mContext);
+ if (result != EGL_TRUE) {
+ fprintf(stderr, "eglMakeCurrent error: %#x\n", eglGetError());
+ return false;
+ }
+
+ EGLint w, h;
+ eglQuerySurface(mDisplay, surface, EGL_WIDTH, &w);
+ eglQuerySurface(mDisplay, surface, EGL_HEIGHT, &h);
+ glViewport(0, 0, w, h);
+
+ return true;
+}
+
+bool GLHelper::createSurfaceTexture(uint32_t w, uint32_t h,
+ sp<GLConsumer>* glConsumer, EGLSurface* surface,
+ GLuint* name) {
+ if (!makeCurrent(mDummySurface)) {
+ return false;
+ }
+
+ *name = 0;
+ glGenTextures(1, name);
+ if (*name == 0) {
+ fprintf(stderr, "glGenTextures error: %#x\n", glGetError());
+ return false;
+ }
+
+ return createNamedSurfaceTexture(*name, w, h, glConsumer, surface);
+}
+
+void GLHelper::destroySurface(EGLSurface* surface) {
+ if (eglGetCurrentSurface(EGL_READ) == *surface ||
+ eglGetCurrentSurface(EGL_DRAW) == *surface) {
+ eglMakeCurrent(mDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE,
+ EGL_NO_CONTEXT);
+ }
+ eglDestroySurface(mDisplay, *surface);
+ *surface = EGL_NO_SURFACE;
+}
+
+bool GLHelper::swapBuffers(EGLSurface surface) {
+ EGLint result;
+ result = eglSwapBuffers(mDisplay, surface);
+ if (result != EGL_TRUE) {
+ fprintf(stderr, "eglSwapBuffers error: %#x\n", eglGetError());
+ return false;
+ }
+ return true;
+}
+
+bool GLHelper::getShaderProgram(const char* name, GLuint* outPgm) {
+ for (size_t i = 0; i < mNumShaders; i++) {
+ if (strcmp(mShaderDescs[i].name, name) == 0) {
+ *outPgm = mShaderPrograms[i];
+ return true;
+ }
+ }
+
+ fprintf(stderr, "unknown shader name: \"%s\"\n", name);
+
+ return false;
+}
+
+bool GLHelper::createNamedSurfaceTexture(GLuint name, uint32_t w, uint32_t h,
+ sp<GLConsumer>* glConsumer, EGLSurface* surface) {
+ sp<BufferQueue> bq = new BufferQueue(true, mGraphicBufferAlloc);
+ sp<GLConsumer> glc = new GLConsumer(name, true,
+ GL_TEXTURE_EXTERNAL_OES, false, bq);
+ glc->setDefaultBufferSize(w, h);
+ glc->setDefaultMaxBufferCount(3);
+ glc->setConsumerUsageBits(GRALLOC_USAGE_HW_COMPOSER);
+
+ sp<ANativeWindow> anw = new SurfaceTextureClient(bq);
+ EGLSurface s = eglCreateWindowSurface(mDisplay, mConfig, anw.get(), NULL);
+ if (s == EGL_NO_SURFACE) {
+ fprintf(stderr, "eglCreateWindowSurface error: %#x\n", eglGetError());
+ return false;
+ }
+
+ *glConsumer = glc;
+ *surface = s;
+ return true;
+}
+
+bool GLHelper::computeWindowScale(uint32_t w, uint32_t h, float* scale) {
+ sp<IBinder> dpy = mSurfaceComposerClient->getBuiltInDisplay(0);
+ if (dpy == NULL) {
+ fprintf(stderr, "SurfaceComposer::getBuiltInDisplay failed.\n");
+ return false;
+ }
+
+ DisplayInfo info;
+ status_t err = mSurfaceComposerClient->getDisplayInfo(dpy, &info);
+ if (err != NO_ERROR) {
+ fprintf(stderr, "SurfaceComposer::getDisplayInfo failed: %#x\n", err);
+ return false;
+ }
+
+ float scaleX = float(info.w) / float(w);
+ float scaleY = float(info.h) / float(h);
+ *scale = scaleX < scaleY ? scaleX : scaleY;
+
+ return true;
+}
+
+bool GLHelper::createWindowSurface(uint32_t w, uint32_t h,
+ sp<SurfaceControl>* surfaceControl, EGLSurface* surface) {
+ bool result;
+ status_t err;
+
+ if (mSurfaceComposerClient == NULL) {
+ mSurfaceComposerClient = new SurfaceComposerClient;
+ }
+ err = mSurfaceComposerClient->initCheck();
+ if (err != NO_ERROR) {
+ fprintf(stderr, "SurfaceComposerClient::initCheck error: %#x\n", err);
+ return false;
+ }
+
+ sp<SurfaceControl> sc = mSurfaceComposerClient->createSurface(
+ String8("Benchmark"), w, h, PIXEL_FORMAT_RGBA_8888, 0);
+ if (sc == NULL || !sc->isValid()) {
+ fprintf(stderr, "Failed to create SurfaceControl.\n");
+ return false;
+ }
+
+ float scale;
+ result = computeWindowScale(w, h, &scale);
+ if (!result) {
+ return false;
+ }
+
+ SurfaceComposerClient::openGlobalTransaction();
+ err = sc->setLayer(0x7FFFFFFF);
+ if (err != NO_ERROR) {
+ fprintf(stderr, "SurfaceComposer::setLayer error: %#x\n", err);
+ return false;
+ }
+ err = sc->setMatrix(scale, 0.0f, 0.0f, scale);
+ if (err != NO_ERROR) {
+ fprintf(stderr, "SurfaceComposer::setMatrix error: %#x\n", err);
+ return false;
+ }
+
+ err = sc->show();
+ if (err != NO_ERROR) {
+ fprintf(stderr, "SurfaceComposer::show error: %#x\n", err);
+ return false;
+ }
+ SurfaceComposerClient::closeGlobalTransaction();
+
+ sp<ANativeWindow> anw = sc->getSurface();
+ EGLSurface s = eglCreateWindowSurface(mDisplay, mConfig, anw.get(), NULL);
+ if (s == EGL_NO_SURFACE) {
+ fprintf(stderr, "eglCreateWindowSurface error: %#x\n", eglGetError());
+ return false;
+ }
+
+ *surfaceControl = sc;
+ *surface = s;
+ return true;
+}
+
+static bool compileShader(GLenum shaderType, const char* src,
+ GLuint* outShader) {
+ GLuint shader = glCreateShader(shaderType);
+ if (shader == 0) {
+ fprintf(stderr, "glCreateShader error: %#x\n", glGetError());
+ return false;
+ }
+
+ glShaderSource(shader, 1, &src, NULL);
+ glCompileShader(shader);
+
+ GLint compiled = 0;
+ glGetShaderiv(shader, GL_COMPILE_STATUS, &compiled);
+ if (!compiled) {
+ GLint infoLen = 0;
+ glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &infoLen);
+ if (infoLen) {
+ char* buf = new char[infoLen];
+ if (buf) {
+ glGetShaderInfoLog(shader, infoLen, NULL, buf);
+ fprintf(stderr, "Shader compile log:\n%s\n", buf);
+ delete[] buf;
+ }
+ }
+ glDeleteShader(shader);
+ return false;
+ }
+ *outShader = shader;
+ return true;
+}
+
+static void printShaderSource(const char* const* src) {
+ for (size_t i = 0; i < MAX_SHADER_LINES && src[i] != NULL; i++) {
+ fprintf(stderr, "%3d: %s\n", i+1, src[i]);
+ }
+}
+
+static const char* makeShaderString(const char* const* src) {
+ size_t len = 0;
+ for (size_t i = 0; i < MAX_SHADER_LINES && src[i] != NULL; i++) {
+ // The +1 is for the '\n' that will be added.
+ len += strlen(src[i]) + 1;
+ }
+
+ char* result = new char[len+1];
+ char* end = result;
+ for (size_t i = 0; i < MAX_SHADER_LINES && src[i] != NULL; i++) {
+ strcpy(end, src[i]);
+ end += strlen(src[i]);
+ *end = '\n';
+ end++;
+ }
+ *end = '\0';
+
+ return result;
+}
+
+static bool compileShaderLines(GLenum shaderType, const char* const* lines,
+ GLuint* outShader) {
+ const char* src = makeShaderString(lines);
+ bool result = compileShader(shaderType, src, outShader);
+ if (!result) {
+ fprintf(stderr, "Shader source:\n");
+ printShaderSource(lines);
+ return false;
+ }
+ delete[] src;
+
+ return true;
+}
+
+static bool linkShaderProgram(GLuint vs, GLuint fs, GLuint* outPgm) {
+ GLuint program = glCreateProgram();
+ if (program == 0) {
+ fprintf(stderr, "glCreateProgram error: %#x\n", glGetError());
+ return false;
+ }
+
+ glAttachShader(program, vs);
+ glAttachShader(program, fs);
+ glLinkProgram(program);
+ GLint linkStatus = GL_FALSE;
+ glGetProgramiv(program, GL_LINK_STATUS, &linkStatus);
+ if (linkStatus != GL_TRUE) {
+ GLint bufLength = 0;
+ glGetProgramiv(program, GL_INFO_LOG_LENGTH, &bufLength);
+ if (bufLength) {
+ char* buf = new char[bufLength];
+ if (buf) {
+ glGetProgramInfoLog(program, bufLength, NULL, buf);
+ fprintf(stderr, "Program link log:\n%s\n", buf);
+ delete[] buf;
+ }
+ }
+ glDeleteProgram(program);
+ program = 0;
+ }
+
+ *outPgm = program;
+ return program != 0;
+}
+
+bool GLHelper::setUpShaders(const ShaderDesc* shaderDescs, size_t numShaders) {
+ mShaderPrograms = new GLuint[numShaders];
+ bool result = true;
+
+ for (size_t i = 0; i < numShaders && result; i++) {
+ GLuint vs, fs;
+
+ result = compileShaderLines(GL_VERTEX_SHADER,
+ shaderDescs[i].vertexShader, &vs);
+ if (!result) {
+ return false;
+ }
+
+ result = compileShaderLines(GL_FRAGMENT_SHADER,
+ shaderDescs[i].fragmentShader, &fs);
+ if (!result) {
+ glDeleteShader(vs);
+ return false;
+ }
+
+ result = linkShaderProgram(vs, fs, &mShaderPrograms[i]);
+ glDeleteShader(vs);
+ glDeleteShader(fs);
+ }
+
+ mNumShaders = numShaders;
+ mShaderDescs = shaderDescs;
+
+ return result;
+}
+
+bool GLHelper::getDitherTexture(GLuint* outTexName) {
+ if (mDitherTexture == 0) {
+ const uint8_t pattern[] = {
+ 0, 8, 2, 10,
+ 12, 4, 14, 6,
+ 3, 11, 1, 9,
+ 15, 7, 13, 5
+ };
+
+ glGenTextures(1, &mDitherTexture);
+ glBindTexture(GL_TEXTURE_2D, mDitherTexture);
+
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, DITHER_KERNEL_SIZE,
+ DITHER_KERNEL_SIZE, 0, GL_ALPHA, GL_UNSIGNED_BYTE, &pattern);
+ }
+
+ *outTexName = mDitherTexture;
+
+ return true;
+}
+
+}