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      1 /*
      2  * Copyright 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef ANDROID_GL_TEST_H
     18 #define ANDROID_GL_TEST_H
     19 
     20 #include <gtest/gtest.h>
     21 
     22 #include <gui/SurfaceComposerClient.h>
     23 
     24 #include <EGL/egl.h>
     25 #include <GLES/gl.h>
     26 
     27 namespace android {
     28 
     29 class GLTest : public ::testing::Test {
     30 public:
     31     static void loadShader(GLenum shaderType, const char* pSource,
     32             GLuint* outShader);
     33     static void createProgram(const char* pVertexSource,
     34             const char* pFragmentSource, GLuint* outPgm);
     35 
     36 protected:
     37     GLTest() :
     38             mEglDisplay(EGL_NO_DISPLAY),
     39             mEglSurface(EGL_NO_SURFACE),
     40             mEglContext(EGL_NO_CONTEXT) {
     41     }
     42 
     43     virtual void SetUp();
     44     virtual void TearDown();
     45 
     46     virtual EGLint const* getConfigAttribs();
     47     virtual EGLint const* getContextAttribs();
     48     virtual EGLint getSurfaceWidth();
     49     virtual EGLint getSurfaceHeight();
     50     virtual EGLSurface createWindowSurface(EGLDisplay display, EGLConfig config,
     51                                            sp<ANativeWindow>& window) const;
     52 
     53     ::testing::AssertionResult checkPixel(int x, int y,
     54             int r, int g, int b, int a, int tolerance = 2);
     55     ::testing::AssertionResult assertRectEq(const Rect &r1, const Rect &r2,
     56             int tolerance = 1);
     57 
     58     int mDisplaySecs;
     59     sp<SurfaceComposerClient> mComposerClient;
     60     sp<SurfaceControl> mSurfaceControl;
     61 
     62     EGLDisplay mEglDisplay;
     63     EGLSurface mEglSurface;
     64     EGLContext mEglContext;
     65     EGLConfig  mGlConfig;
     66 };
     67 
     68 } // namespace android
     69 
     70 #endif
     71