modules/gles3/functional/es3fPrerequisiteTests.cpp

   1 /*-------------------------------------------------------------------------
   2  * drawElements Quality Program OpenGL ES 3.0 Module
   3  * -------------------------------------------------
   4  *
   5  * Copyright 2014 The Android Open Source Project
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  *//*!
  20  * \file
  21  * \brief Prerequisite tests.
  22  *//*--------------------------------------------------------------------*/
  23
  24 #include "es3fPrerequisiteTests.hpp"
  25 #include "deRandom.h"
  26 #include "tcuRGBA.hpp"
  27 #include "tcuSurface.hpp"
  28 #include "tcuTextureUtil.hpp"
  29 #include "tcuTestLog.hpp"
  30 #include "tcuRenderTarget.hpp"
  31 #include "gluPixelTransfer.hpp"
  32 #include "gluStateReset.hpp"
  33
  34 #include "glw.h"
  35
  36 using tcu::RGBA;
  37 using tcu::Surface;
  38 using tcu::TestLog;
  39
  40 namespace deqp
  41 {
  42 namespace gles3
  43 {
  44 namespace Functional
  45 {
  46
  47 class StateResetCase : public TestCase
  48 {
  49 public:
  50                                                                                 StateResetCase  (Context& context);
  51         virtual                                                         ~StateResetCase (void);
  52         virtual TestCase::IterateResult         iterate                 (void);
  53 };
  54
  55 StateResetCase::StateResetCase (Context& context)
  56         : TestCase(context, "state_reset", "State Reset Test")
  57 {
  58 }
  59
  60 StateResetCase::~StateResetCase (void)
  61 {
  62 }
  63
  64 TestCase::IterateResult StateResetCase::iterate (void)
  65 {
  66         try
  67         {
  68                 glu::resetState(m_context.getRenderContext(), m_context.getContextInfo());
  69                 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
  70         }
  71         catch (const tcu::TestError& e)
  72         {
  73                 m_testCtx.getLog() << e;
  74                 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail");
  75         }
  76
  77         return TestCase::STOP;
  78 }
  79
  80 class ClearColorCase : public TestCase
  81 {
  82 public:
  83                                                                                 ClearColorCase          (Context& context);
  84         virtual                                                         ~ClearColorCase         (void);
  85         virtual TestCase::IterateResult         iterate                         (void);
  86
  87 private:
  88         RGBA            m_clearColor;
  89         int                     m_numIters;
  90         int                     m_curIter;
  91 };
  92
  93 ClearColorCase::ClearColorCase (Context& context)
  94         : TestCase              (context, "clear_color", "glClearColor test")
  95         , m_numIters    (10)
  96         , m_curIter             (0)
  97 {
  98 }
  99
 100 ClearColorCase::~ClearColorCase (void)
 101 {
 102 }
 103
 104 TestCase::IterateResult ClearColorCase::iterate (void)
 105 {
 106         int r = 0;
 107         int g = 0;
 108         int b = 0;
 109         int a = 255;
 110
 111         switch (m_curIter)
 112         {
 113                 case 0:
 114                         // Black, skip
 115                         break;
 116                 case 1:
 117                         r = 255;
 118                         g = 255;
 119                         b = 255;
 120                         break;
 121                 case 2:
 122                         r = 255;
 123                         break;
 124                 case 3:
 125                         g = 255;
 126                         break;
 127                 case 4:
 128                         b = 255;
 129                         break;
 130                 default:
 131                         deRandom rnd;
 132                         deRandom_init(&rnd, deInt32Hash(m_curIter));
 133                         r = (int)(deRandom_getUint32(&rnd) & 0xFF);
 134                         g = (int)(deRandom_getUint32(&rnd) & 0xFF);
 135                         b = (int)(deRandom_getUint32(&rnd) & 0xFF);
 136                         a = (int)(deRandom_getUint32(&rnd) & 0xFF);
 137                         break;
 138
 139         };
 140
 141         glClearColor(float(r)/255.0f, float(g)/255.0f, float(b)/255.0f, float(a)/255.0f);
 142         glClear(GL_COLOR_BUFFER_BIT);
 143
 144         GLU_CHECK_MSG("CLES2 ClearColor failed.");
 145
 146         m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
 147
 148         return (++m_curIter < m_numIters) ? CONTINUE : STOP;
 149 }
 150
 151 class ReadPixelsCase : public TestCase
 152 {
 153 public:
 154                                                                                 ReadPixelsCase          (Context& context);
 155         virtual                                                         ~ReadPixelsCase         (void);
 156         virtual TestCase::IterateResult         iterate                         (void);
 157
 158 private:
 159         int m_numIters;
 160         int m_curIter;
 161 };
 162
 163 ReadPixelsCase::ReadPixelsCase (Context& context)
 164         : TestCase(context, "read_pixels", "Read pixels test")
 165         , m_numIters(20)
 166         , m_curIter(0)
 167 {
 168 }
 169
 170 ReadPixelsCase::~ReadPixelsCase (void)
 171 {
 172 }
 173
 174 TestCase::IterateResult ReadPixelsCase::iterate (void)
 175 {
 176         const tcu::RenderTarget&        renderTarget    = m_context.getRenderTarget();
 177         tcu::PixelFormat                        pixelFormat             = renderTarget.getPixelFormat();
 178         int                                                     targetWidth             = renderTarget.getWidth();
 179         int                                                     targetHeight    = renderTarget.getHeight();
 180         int                                                     x                               = 0;
 181         int                                                     y                               = 0;
 182         int                                                     imageWidth              = 0;
 183         int                                                     imageHeight             = 0;
 184
 185         deRandom rnd;
 186         deRandom_init(&rnd, deInt32Hash(m_curIter));
 187
 188         switch (m_curIter)
 189         {
 190                 case 0:
 191                         // Fullscreen
 192                         x = 0;
 193                         y = 0;
 194                         imageWidth  = targetWidth;
 195                         imageHeight = targetHeight;
 196                         break;
 197                 case 1:
 198                         // Upper left corner
 199                         x = 0;
 200                         y = 0;
 201                         imageWidth = targetWidth / 2;
 202                         imageHeight = targetHeight / 2;
 203                         break;
 204                 case 2:
 205                         // Lower right corner
 206                         x = targetWidth / 2;
 207                         y = targetHeight / 2;
 208                         imageWidth = targetWidth - x;
 209                         imageHeight = targetHeight - y;
 210                         break;
 211                 default:
 212                         x = deRandom_getUint32(&rnd) % (targetWidth - 1);
 213                         y = deRandom_getUint32(&rnd) % (targetHeight - 1);
 214                         imageWidth = 1 + (deRandom_getUint32(&rnd) % (targetWidth - x - 1));
 215                         imageHeight = 1 + (deRandom_getUint32(&rnd) % (targetHeight - y - 1));
 216                         break;
 217         }
 218
 219         Surface resImage(imageWidth, imageHeight);
 220         Surface refImage(imageWidth, imageHeight);
 221         Surface diffImage(imageWidth, imageHeight);
 222
 223         int r = (int)(deRandom_getUint32(&rnd) & 0xFF);
 224         int g = (int)(deRandom_getUint32(&rnd) & 0xFF);
 225         int b = (int)(deRandom_getUint32(&rnd) & 0xFF);
 226
 227         tcu::clear(refImage.getAccess(), tcu::IVec4(r, g, b, 255));
 228         glClearColor(float(r)/255.0f, float(g)/255.0f, float(b)/255.0f, 1.0f);
 229         glClear(GL_COLOR_BUFFER_BIT);
 230
 231         glu::readPixels(m_context.getRenderContext(), x, y, resImage.getAccess());
 232         GLU_CHECK_MSG("glReadPixels() failed.");
 233
 234         RGBA colorThreshold = pixelFormat.getColorThreshold();
 235         RGBA matchColor(0, 255, 0, 255);
 236         RGBA diffColor(255, 0, 0, 255);
 237         bool isImageOk = true;
 238
 239         for (int j = 0; j < imageHeight; j++)
 240         {
 241                 for (int i = 0; i < imageWidth; i++)
 242                 {
 243                         RGBA            resRGBA         = resImage.getPixel(i, j);
 244                         RGBA            refRGBA         = refImage.getPixel(i, j);
 245                         bool            isPixelOk       = compareThreshold(refRGBA, resRGBA, colorThreshold);
 246                         diffImage.setPixel(i, j, isPixelOk ? matchColor : diffColor);
 247
 248                         isImageOk = isImageOk && isPixelOk;
 249                 }
 250         }
 251
 252         if (isImageOk)
 253                 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
 254         else
 255         {
 256                 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail");
 257
 258                 m_testCtx.getLog() << TestLog::ImageSet("Result", "Resulting framebuffer")
 259                                                    << TestLog::Image("Result",          "Resulting framebuffer",        resImage)
 260                                                    << TestLog::Image("Reference",       "Reference image",                      refImage)
 261                                                    << TestLog::Image("DiffMask",        "Failing pixels",                       diffImage)
 262                                                    << TestLog::EndImageSet;
 263         }
 264
 265         return (++m_curIter < m_numIters) ? CONTINUE : STOP;
 266 }
 267
 268 PrerequisiteTests::PrerequisiteTests (Context& context)
 269         : TestCaseGroup(context, "prerequisite", "Prerequisite Test Cases")
 270 {
 271 }
 272
 273 PrerequisiteTests::~PrerequisiteTests (void)
 274 {
 275 }
 276
 277 void PrerequisiteTests::init (void)
 278 {
 279         addChild(new StateResetCase(m_context));
 280         addChild(new ClearColorCase(m_context));
 281         addChild(new ReadPixelsCase(m_context));
 282 }
 283
 284 } // Functional
 285 } // gles3
 286 } // deqp