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 Texture size tests.
22 *//*--------------------------------------------------------------------*/
23
24 #include "es2fTextureSizeTests.hpp"
25 #include "glsTextureTestUtil.hpp"
26 #include "gluTexture.hpp"
27 #include "gluStrUtil.hpp"
28 #include "gluTextureUtil.hpp"
29 #include "gluPixelTransfer.hpp"
30 #include "tcuTestLog.hpp"
31 #include "tcuTextureUtil.hpp"
32
33 #include "glwEnums.hpp"
34 #include "glwFunctions.hpp"
35
36 namespace deqp
37 {
38 namespace gles2
39 {
40 namespace Functional
41 {
42
43 using tcu::TestLog;
44 using std::vector;
45 using std::string;
46 using tcu::Sampler;
47 using namespace glu;
48 using namespace gls::TextureTestUtil;
49 using namespace glu::TextureTestUtil;
50
51 class Texture2DSizeCase : public tcu::TestCase
52 {
53 public:
54 Texture2DSizeCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* description, deUint32 format, deUint32 dataType, int width, int height, bool mipmaps);
55 ~Texture2DSizeCase (void);
56
57 void init (void);
58 void deinit (void);
59 IterateResult iterate (void);
60
61 private:
62 Texture2DSizeCase (const Texture2DSizeCase& other);
63 Texture2DSizeCase& operator= (const Texture2DSizeCase& other);
64
65 glu::RenderContext& m_renderCtx;
66
67 deUint32 m_format;
68 deUint32 m_dataType;
69 int m_width;
70 int m_height;
71 bool m_useMipmaps;
72
73 glu::Texture2D* m_texture;
74 TextureRenderer m_renderer;
75 };
76
Texture2DSizeCase(tcu::TestContext & testCtx,glu::RenderContext & renderCtx,const char * name,const char * description,deUint32 format,deUint32 dataType,int width,int height,bool mipmaps)77 Texture2DSizeCase::Texture2DSizeCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* description, deUint32 format, deUint32 dataType, int width, int height, bool mipmaps)
78 : TestCase (testCtx, name, description)
79 , m_renderCtx (renderCtx)
80 , m_format (format)
81 , m_dataType (dataType)
82 , m_width (width)
83 , m_height (height)
84 , m_useMipmaps (mipmaps)
85 , m_texture (DE_NULL)
86 , m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_100_ES, glu::PRECISION_MEDIUMP)
87 {
88 }
89
~Texture2DSizeCase(void)90 Texture2DSizeCase::~Texture2DSizeCase (void)
91 {
92 Texture2DSizeCase::deinit();
93 }
94
init(void)95 void Texture2DSizeCase::init (void)
96 {
97 DE_ASSERT(!m_texture);
98 m_texture = new Texture2D(m_renderCtx, m_format, m_dataType, m_width, m_height);
99
100 int numLevels = m_useMipmaps ? deLog2Floor32(de::max(m_width, m_height))+1 : 1;
101
102 // Fill levels.
103 for (int levelNdx = 0; levelNdx < numLevels; levelNdx++)
104 {
105 m_texture->getRefTexture().allocLevel(levelNdx);
106 tcu::fillWithComponentGradients(m_texture->getRefTexture().getLevel(levelNdx), tcu::Vec4(-1.0f, -1.0f, -1.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f));
107 }
108 }
109
deinit(void)110 void Texture2DSizeCase::deinit (void)
111 {
112 delete m_texture;
113 m_texture = DE_NULL;
114
115 m_renderer.clear();
116 }
117
iterate(void)118 Texture2DSizeCase::IterateResult Texture2DSizeCase::iterate (void)
119 {
120 const glw::Functions& gl = m_renderCtx.getFunctions();
121 TestLog& log = m_testCtx.getLog();
122 RandomViewport viewport (m_renderCtx.getRenderTarget(), 128, 128, deStringHash(getName()));
123 tcu::Surface renderedFrame (viewport.width, viewport.height);
124 tcu::Surface referenceFrame (viewport.width, viewport.height);
125 const tcu::IVec4 texBits = tcu::getTextureFormatBitDepth(glu::mapGLTransferFormat(m_format, m_dataType));
126 const tcu::PixelFormat& rtFmt = m_renderCtx.getRenderTarget().getPixelFormat();
127 const tcu::PixelFormat thresholdFormat(de::min(texBits[0], rtFmt.redBits), de::min(texBits[1], rtFmt.greenBits), de::min(texBits[2], rtFmt.blueBits), de::min(texBits[3], rtFmt.alphaBits));
128 tcu::RGBA threshold = thresholdFormat.getColorThreshold() + tcu::RGBA(7,7,7,7);
129 deUint32 wrapS = GL_CLAMP_TO_EDGE;
130 deUint32 wrapT = GL_CLAMP_TO_EDGE;
131 // Do not minify with GL_NEAREST. A large POT texture with a small POT render target will produce
132 // indeterminate results.
133 deUint32 minFilter = m_useMipmaps ? GL_NEAREST_MIPMAP_NEAREST : GL_LINEAR;
134 deUint32 magFilter = GL_NEAREST;
135 vector<float> texCoord;
136
137 computeQuadTexCoord2D(texCoord, tcu::Vec2(0.0f, 0.0f), tcu::Vec2(1.0f, 1.0f));
138
139 // Setup base viewport.
140 gl.viewport(viewport.x, viewport.y, viewport.width, viewport.height);
141
142 // Upload texture data to GL.
143 m_texture->upload();
144
145 // Bind to unit 0.
146 gl.activeTexture(GL_TEXTURE0);
147 gl.bindTexture(GL_TEXTURE_2D, m_texture->getGLTexture());
148
149 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapS);
150 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapT);
151 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, minFilter);
152 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, magFilter);
153 GLU_EXPECT_NO_ERROR(gl.getError(), "Set texturing state");
154
155 // Draw.
156 m_renderer.renderQuad(0, &texCoord[0], TEXTURETYPE_2D);
157 glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess());
158
159 // Compute reference.
160 sampleTexture(tcu::SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat()), m_texture->getRefTexture(), &texCoord[0], ReferenceParams(TEXTURETYPE_2D, mapGLSampler(wrapS, wrapT, minFilter, magFilter)));
161
162 // Compare and log.
163 bool isOk = compareImages(log, referenceFrame, renderedFrame, threshold);
164
165 m_testCtx.setTestResult(isOk ? QP_TEST_RESULT_PASS : QP_TEST_RESULT_FAIL,
166 isOk ? "Pass" : "Image comparison failed");
167
168 return STOP;
169 }
170
171 class TextureCubeSizeCase : public tcu::TestCase
172 {
173 public:
174 TextureCubeSizeCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* description, deUint32 format, deUint32 dataType, int width, int height, bool mipmaps);
175 ~TextureCubeSizeCase (void);
176
177 void init (void);
178 void deinit (void);
179 IterateResult iterate (void);
180
181 private:
182 TextureCubeSizeCase (const TextureCubeSizeCase& other);
183 TextureCubeSizeCase& operator= (const TextureCubeSizeCase& other);
184
185 bool testFace (tcu::CubeFace face);
186
187 glu::RenderContext& m_renderCtx;
188
189 deUint32 m_format;
190 deUint32 m_dataType;
191 int m_width;
192 int m_height;
193 bool m_useMipmaps;
194
195 glu::TextureCube* m_texture;
196 TextureRenderer m_renderer;
197
198 int m_curFace;
199 bool m_isOk;
200 };
201
TextureCubeSizeCase(tcu::TestContext & testCtx,glu::RenderContext & renderCtx,const char * name,const char * description,deUint32 format,deUint32 dataType,int width,int height,bool mipmaps)202 TextureCubeSizeCase::TextureCubeSizeCase (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const char* name, const char* description, deUint32 format, deUint32 dataType, int width, int height, bool mipmaps)
203 : TestCase (testCtx, name, description)
204 , m_renderCtx (renderCtx)
205 , m_format (format)
206 , m_dataType (dataType)
207 , m_width (width)
208 , m_height (height)
209 , m_useMipmaps (mipmaps)
210 , m_texture (DE_NULL)
211 , m_renderer (renderCtx, testCtx.getLog(), glu::GLSL_VERSION_100_ES, glu::PRECISION_MEDIUMP)
212 , m_curFace (0)
213 , m_isOk (false)
214 {
215 }
216
~TextureCubeSizeCase(void)217 TextureCubeSizeCase::~TextureCubeSizeCase (void)
218 {
219 TextureCubeSizeCase::deinit();
220 }
221
init(void)222 void TextureCubeSizeCase::init (void)
223 {
224 DE_ASSERT(!m_texture);
225 DE_ASSERT(m_width == m_height);
226 m_texture = new TextureCube(m_renderCtx, m_format, m_dataType, m_width);
227
228 static const tcu::Vec4 gradients[tcu::CUBEFACE_LAST][2] =
229 {
230 { tcu::Vec4(-1.0f, -1.0f, -1.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) }, // negative x
231 { tcu::Vec4( 0.0f, -1.0f, -1.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) }, // positive x
232 { tcu::Vec4(-1.0f, 0.0f, -1.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) }, // negative y
233 { tcu::Vec4(-1.0f, -1.0f, 0.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) }, // positive y
234 { tcu::Vec4(-1.0f, -1.0f, -1.0f, 0.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f) }, // negative z
235 { tcu::Vec4( 0.0f, 0.0f, 0.0f, 2.0f), tcu::Vec4(1.0f, 1.0f, 1.0f, 0.0f) } // positive z
236 };
237
238 int numLevels = m_useMipmaps ? deLog2Floor32(de::max(m_width, m_height))+1 : 1;
239
240 // Fill levels.
241 for (int levelNdx = 0; levelNdx < numLevels; levelNdx++)
242 {
243 for (int face = 0; face < tcu::CUBEFACE_LAST; face++)
244 {
245 m_texture->getRefTexture().allocLevel((tcu::CubeFace)face, levelNdx);
246 fillWithComponentGradients(m_texture->getRefTexture().getLevelFace(levelNdx, (tcu::CubeFace)face), gradients[face][0], gradients[face][1]);
247 }
248 }
249
250 // Upload texture data to GL.
251 m_texture->upload();
252
253 // Initialize iteration state.
254 m_curFace = 0;
255 m_isOk = true;
256 }
257
deinit(void)258 void TextureCubeSizeCase::deinit (void)
259 {
260 delete m_texture;
261 m_texture = DE_NULL;
262
263 m_renderer.clear();
264 }
265
testFace(tcu::CubeFace face)266 bool TextureCubeSizeCase::testFace (tcu::CubeFace face)
267 {
268 const glw::Functions& gl = m_renderCtx.getFunctions();
269 TestLog& log = m_testCtx.getLog();
270 RandomViewport viewport (m_renderCtx.getRenderTarget(), 128, 128, deStringHash(getName())+(deUint32)face);
271 tcu::Surface renderedFrame (viewport.width, viewport.height);
272 tcu::Surface referenceFrame (viewport.width, viewport.height);
273 const tcu::IVec4 texBits = tcu::getTextureFormatBitDepth(glu::mapGLTransferFormat(m_format, m_dataType));
274 const tcu::PixelFormat& rtFmt = m_renderCtx.getRenderTarget().getPixelFormat();
275 const tcu::PixelFormat thresholdFormat(de::min(texBits[0], rtFmt.redBits), de::min(texBits[1], rtFmt.greenBits), de::min(texBits[2], rtFmt.blueBits), de::min(texBits[3], rtFmt.alphaBits));
276 tcu::RGBA threshold = thresholdFormat.getColorThreshold() + tcu::RGBA(7,7,7,7);
277 deUint32 wrapS = GL_CLAMP_TO_EDGE;
278 deUint32 wrapT = GL_CLAMP_TO_EDGE;
279 // Do not minify with GL_NEAREST. A large POT texture with a small POT render target will produce
280 // indeterminate results.
281 deUint32 minFilter = m_useMipmaps ? GL_NEAREST_MIPMAP_NEAREST : GL_LINEAR;
282 deUint32 magFilter = GL_NEAREST;
283 vector<float> texCoord;
284
285 computeQuadTexCoordCube(texCoord, face);
286
287 // \todo [2011-10-28 pyry] Image set name / section?
288 log << TestLog::Message << face << TestLog::EndMessage;
289
290 // Setup base viewport.
291 gl.viewport(viewport.x, viewport.y, viewport.width, viewport.height);
292
293 // Bind to unit 0.
294 gl.activeTexture(GL_TEXTURE0);
295 gl.bindTexture(GL_TEXTURE_CUBE_MAP, m_texture->getGLTexture());
296
297 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, wrapS);
298 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, wrapT);
299 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, minFilter);
300 gl.texParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, magFilter);
301 GLU_EXPECT_NO_ERROR(gl.getError(), "Set texturing state");
302
303 m_renderer.renderQuad(0, &texCoord[0], TEXTURETYPE_CUBE);
304 glu::readPixels(m_renderCtx, viewport.x, viewport.y, renderedFrame.getAccess());
305
306 // Compute reference.
307 Sampler sampler = mapGLSampler(wrapS, wrapT, minFilter, magFilter);
308 sampler.seamlessCubeMap = false;
309 sampleTexture(tcu::SurfaceAccess(referenceFrame, m_renderCtx.getRenderTarget().getPixelFormat()), m_texture->getRefTexture(), &texCoord[0], ReferenceParams(TEXTURETYPE_CUBE, sampler));
310
311 // Compare and log.
312 return compareImages(log, referenceFrame, renderedFrame, threshold);
313 }
314
iterate(void)315 TextureCubeSizeCase::IterateResult TextureCubeSizeCase::iterate (void)
316 {
317 // Execute test for all faces.
318 if (!testFace((tcu::CubeFace)m_curFace))
319 m_isOk = false;
320
321 m_curFace += 1;
322
323 if (m_curFace == tcu::CUBEFACE_LAST)
324 {
325 m_testCtx.setTestResult(m_isOk ? QP_TEST_RESULT_PASS : QP_TEST_RESULT_FAIL,
326 m_isOk ? "Pass" : "Image comparison failed");
327 return STOP;
328 }
329 else
330 return CONTINUE;
331 }
332
TextureSizeTests(Context & context)333 TextureSizeTests::TextureSizeTests (Context& context)
334 : TestCaseGroup(context, "size", "Texture Size Tests")
335 {
336 }
337
~TextureSizeTests(void)338 TextureSizeTests::~TextureSizeTests (void)
339 {
340 }
341
init(void)342 void TextureSizeTests::init (void)
343 {
344 struct
345 {
346 int width;
347 int height;
348 } sizes2D[] =
349 {
350 { 64, 64 }, // Spec-mandated minimum.
351 { 65, 63 },
352 { 512, 512 },
353 { 1024, 1024 },
354 { 2048, 2048 }
355 };
356
357 struct
358 {
359 int width;
360 int height;
361 } sizesCube[] =
362 {
363 { 15, 15 },
364 { 16, 16 }, // Spec-mandated minimum
365 { 64, 64 },
366 { 128, 128 },
367 { 256, 256 },
368 { 512, 512 }
369 };
370
371 struct
372 {
373 const char* name;
374 deUint32 format;
375 deUint32 dataType;
376 } formats[] =
377 {
378 { "l8", GL_LUMINANCE, GL_UNSIGNED_BYTE },
379 { "rgba4444", GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4 },
380 { "rgb888", GL_RGB, GL_UNSIGNED_BYTE },
381 { "rgba8888", GL_RGBA, GL_UNSIGNED_BYTE }
382 };
383
384 // 2D cases.
385 tcu::TestCaseGroup* group2D = new tcu::TestCaseGroup(m_testCtx, "2d", "2D Texture Size Tests");
386 addChild(group2D);
387 for (int sizeNdx = 0; sizeNdx < DE_LENGTH_OF_ARRAY(sizes2D); sizeNdx++)
388 {
389 int width = sizes2D[sizeNdx].width;
390 int height = sizes2D[sizeNdx].height;
391 bool isPOT = deIsPowerOfTwo32(width) && deIsPowerOfTwo32(height);
392
393 for (int formatNdx = 0; formatNdx < DE_LENGTH_OF_ARRAY(formats); formatNdx++)
394 {
395 for (int mipmap = 0; mipmap < (isPOT ? 2 : 1); mipmap++)
396 {
397 std::ostringstream name;
398 name << width << "x" << height << "_" << formats[formatNdx].name << (mipmap ? "_mipmap" : "");
399
400 group2D->addChild(new Texture2DSizeCase(m_testCtx, m_context.getRenderContext(), name.str().c_str(), "",
401 formats[formatNdx].format, formats[formatNdx].dataType,
402 width, height, mipmap != 0));
403 }
404 }
405 }
406
407 // Cubemap cases.
408 tcu::TestCaseGroup* groupCube = new tcu::TestCaseGroup(m_testCtx, "cube", "Cubemap Texture Size Tests");
409 addChild(groupCube);
410 for (int sizeNdx = 0; sizeNdx < DE_LENGTH_OF_ARRAY(sizesCube); sizeNdx++)
411 {
412 int width = sizesCube[sizeNdx].width;
413 int height = sizesCube[sizeNdx].height;
414 bool isPOT = deIsPowerOfTwo32(width) && deIsPowerOfTwo32(height);
415
416 for (int formatNdx = 0; formatNdx < DE_LENGTH_OF_ARRAY(formats); formatNdx++)
417 {
418 for (int mipmap = 0; mipmap < (isPOT ? 2 : 1); mipmap++)
419 {
420 std::ostringstream name;
421 name << width << "x" << height << "_" << formats[formatNdx].name << (mipmap ? "_mipmap" : "");
422
423 groupCube->addChild(new TextureCubeSizeCase(m_testCtx, m_context.getRenderContext(), name.str().c_str(), "",
424 formats[formatNdx].format, formats[formatNdx].dataType,
425 width, height, mipmap != 0));
426 }
427 }
428 }
429 }
430
431 } // Functional
432 } // gles2
433 } // deqp
434