1 /*-------------------------------------------------------------------------
2 * drawElements Quality Program OpenGL ES 2.0 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 "es2fPrerequisiteTests.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 gles2
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
StateResetCase(Context & context)55 StateResetCase::StateResetCase (Context& context)
56 : TestCase(context, "state_reset", "State Reset Test")
57 {
58 }
59
~StateResetCase(void)60 StateResetCase::~StateResetCase (void)
61 {
62 }
63
iterate(void)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
ClearColorCase(Context & context)93 ClearColorCase::ClearColorCase (Context& context)
94 : TestCase (context, "clear_color", "glClearColor test")
95 , m_numIters (10)
96 , m_curIter (0)
97 {
98 }
99
~ClearColorCase(void)100 ClearColorCase::~ClearColorCase (void)
101 {
102 }
103
iterate(void)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
ReadPixelsCase(Context & context)163 ReadPixelsCase::ReadPixelsCase (Context& context)
164 : TestCase(context, "read_pixels", "Read pixels test")
165 , m_numIters(20)
166 , m_curIter(0)
167 {
168 }
169
~ReadPixelsCase(void)170 ReadPixelsCase::~ReadPixelsCase (void)
171 {
172 }
173
iterate(void)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 TestLog& log = m_testCtx.getLog();
259 log << TestLog::ImageSet("Result", "Resulting framebuffer")
260 << TestLog::Image("Result", "Resulting framebuffer", resImage)
261 << TestLog::Image("Reference", "Reference image", refImage)
262 << TestLog::Image("DiffMask", "Failing pixels", diffImage)
263 << TestLog::EndImageSet;
264 }
265
266 return (++m_curIter < m_numIters) ? CONTINUE : STOP;
267 }
268
PrerequisiteTests(Context & context)269 PrerequisiteTests::PrerequisiteTests (Context& context)
270 : TestCaseGroup(context, "prerequisite", "Prerequisite Test Cases")
271 {
272 }
273
~PrerequisiteTests(void)274 PrerequisiteTests::~PrerequisiteTests (void)
275 {
276 }
277
init(void)278 void PrerequisiteTests::init (void)
279 {
280 addChild(new StateResetCase(m_context));
281 addChild(new ClearColorCase(m_context));
282 addChild(new ReadPixelsCase(m_context));
283 }
284
285 } // Functional
286 } // gles
287 } // deqp
288