1 /*-------------------------------------------------------------------------
2 * drawElements Quality Program OpenGL ES 3.1 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 Multisample texture size tests
22 *//*--------------------------------------------------------------------*/
23
24 #include "es31fShaderTextureSizeTests.hpp"
25 #include "gluRenderContext.hpp"
26 #include "gluShaderProgram.hpp"
27 #include "gluPixelTransfer.hpp"
28 #include "gluContextInfo.hpp"
29 #include "glwEnums.hpp"
30 #include "glwFunctions.hpp"
31 #include "tcuTestLog.hpp"
32 #include "tcuStringTemplate.hpp"
33 #include "tcuSurface.hpp"
34 #include "tcuRenderTarget.hpp"
35 #include "deStringUtil.hpp"
36
37 using namespace glw;
38
39 namespace deqp
40 {
41 namespace gles31
42 {
43 namespace Functional
44 {
45 namespace
46 {
47
48 static const char* const s_positionVertexShaderSource = "#version 310 es\n"
49 "in highp vec4 a_position;\n"
50 "void main (void)\n"
51 "{\n"
52 " gl_Position = a_position;\n"
53 "}\n";
54
55 class TextureSizeCase : public TestCase
56 {
57 public:
58 enum TextureType
59 {
60 TEXTURE_FLOAT_2D = 0,
61 TEXTURE_FLOAT_2D_ARRAY,
62 TEXTURE_INT_2D,
63 TEXTURE_INT_2D_ARRAY,
64 TEXTURE_UINT_2D,
65 TEXTURE_UINT_2D_ARRAY,
66
67 TEXTURE_LAST
68 };
69
70 TextureSizeCase (Context& context, const char* name, const char* desc, TextureType type, int samples);
71 ~TextureSizeCase (void);
72
73 private:
74 void init (void);
75 void deinit (void);
76 IterateResult iterate (void);
77
78 std::string genFragmentSource (void);
79 glw::GLenum getTextureGLTarget (void);
80 glw::GLenum getTextureGLInternalFormat (void);
81
82 void createTexture (const tcu::IVec3& size);
83 void deleteTexture (void);
84 void runShader (tcu::Surface& dst, const tcu::IVec3& size);
85 bool verifyImage (const tcu::Surface& dst);
86
87 const TextureType m_type;
88 const int m_numSamples;
89 const bool m_isArrayType;
90
91 glw::GLuint m_texture;
92 glw::GLuint m_vbo;
93 glu::ShaderProgram* m_shader;
94 std::vector<tcu::IVec3> m_iterations;
95 int m_iteration;
96
97 bool m_allIterationsPassed;
98 bool m_allCasesSkipped;
99 };
100
TextureSizeCase(Context & context,const char * name,const char * desc,TextureType type,int samples)101 TextureSizeCase::TextureSizeCase (Context& context, const char* name, const char* desc, TextureType type, int samples)
102 : TestCase (context, name, desc)
103 , m_type (type)
104 , m_numSamples (samples)
105 , m_isArrayType (m_type == TEXTURE_FLOAT_2D_ARRAY || m_type == TEXTURE_INT_2D_ARRAY || m_type == TEXTURE_UINT_2D_ARRAY)
106 , m_texture (0)
107 , m_vbo (0)
108 , m_shader (DE_NULL)
109 , m_iteration (0)
110 , m_allIterationsPassed (true)
111 , m_allCasesSkipped (true)
112 {
113 DE_ASSERT(type < TEXTURE_LAST);
114 }
115
~TextureSizeCase(void)116 TextureSizeCase::~TextureSizeCase (void)
117 {
118 deinit();
119 }
120
init(void)121 void TextureSizeCase::init (void)
122 {
123 static const tcu::IVec2 testSizes2D[] =
124 {
125 tcu::IVec2(1, 1),
126 tcu::IVec2(1, 4),
127 tcu::IVec2(4, 8),
128 tcu::IVec2(21, 11),
129 tcu::IVec2(107, 254),
130 tcu::IVec2(-1, 3),
131 tcu::IVec2(3, -1),
132 };
133 static const tcu::IVec3 testSizes3D[] =
134 {
135 tcu::IVec3(1, 1, 1),
136 tcu::IVec3(1, 4, 7),
137 tcu::IVec3(4, 8, 12),
138 tcu::IVec3(21, 11, 9),
139 tcu::IVec3(107, 254, 2),
140 tcu::IVec3(-1, 3, 3),
141 tcu::IVec3(3, -1, 3),
142 tcu::IVec3(4, 4, -1),
143 };
144 static const tcu::Vec4 fullscreenQuad[] =
145 {
146 tcu::Vec4(-1.0f, 1.0f, 0.0f, 1.0f),
147 tcu::Vec4(-1.0f, -1.0f, 0.0f, 1.0f),
148 tcu::Vec4( 1.0f, 1.0f, 0.0f, 1.0f),
149 tcu::Vec4( 1.0f, -1.0f, 0.0f, 1.0f)
150 };
151
152 const glw::Functions& gl = m_context.getRenderContext().getFunctions();
153 glw::GLint maxTextureSize = 0;
154 glw::GLint maxTextureLayers = 0;
155 glw::GLint maxSamples = 0;
156
157 gl.getIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
158 gl.getIntegerv(GL_MAX_ARRAY_TEXTURE_LAYERS, &maxTextureLayers);
159 gl.getInternalformativ(getTextureGLTarget(), getTextureGLInternalFormat(), GL_SAMPLES, 1, &maxSamples);
160
161 // requirements
162 if (m_isArrayType && !m_context.getContextInfo().isExtensionSupported("GL_OES_texture_storage_multisample_2d_array"))
163 throw tcu::NotSupportedError("Test requires OES_texture_storage_multisample_2d_array extension");
164 if (m_context.getRenderTarget().getWidth() < 1 || m_context.getRenderTarget().getHeight() < 1)
165 throw tcu::NotSupportedError("rendertarget size must be at least 1x1");
166 if (m_numSamples > maxSamples)
167 throw tcu::NotSupportedError("sample count is not supported");
168
169 // gen shade
170
171 m_shader = new glu::ShaderProgram(m_context.getRenderContext(), glu::ProgramSources() << glu::VertexSource(s_positionVertexShaderSource) << glu::FragmentSource(genFragmentSource()));
172 m_testCtx.getLog() << *m_shader;
173 if (!m_shader->isOk())
174 throw tcu::TestError("shader build failed");
175
176 // gen buffer
177
178 gl.genBuffers(1, &m_vbo);
179 gl.bindBuffer(GL_ARRAY_BUFFER, m_vbo);
180 gl.bufferData(GL_ARRAY_BUFFER, sizeof(fullscreenQuad), fullscreenQuad, GL_STATIC_DRAW);
181
182 // gen iterations
183
184 m_testCtx.getLog()
185 << tcu::TestLog::Message
186 << "GL_MAX_TEXTURE_SIZE = " << maxTextureSize << "\n"
187 << "GL_MAX_ARRAY_TEXTURE_LAYERS = " << maxTextureLayers
188 << tcu::TestLog::EndMessage;
189
190 if (!m_isArrayType)
191 {
192 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(testSizes2D); ++ndx)
193 {
194 if (testSizes2D[ndx].x() <= maxTextureSize && testSizes2D[ndx].y() <= maxTextureSize)
195 {
196 const int w = (testSizes2D[ndx].x() < 0) ? (maxTextureSize) : (testSizes2D[ndx].x());
197 const int h = (testSizes2D[ndx].y() < 0) ? (maxTextureSize) : (testSizes2D[ndx].y());
198
199 m_iterations.push_back(tcu::IVec3(w, h, 0));
200 }
201 }
202 }
203 else
204 {
205 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(testSizes3D); ++ndx)
206 {
207 if (testSizes3D[ndx].x() <= maxTextureSize && testSizes3D[ndx].y() <= maxTextureSize && testSizes3D[ndx].z() <= maxTextureLayers)
208 {
209 const int w = (testSizes3D[ndx].x() < 0) ? (maxTextureSize) : (testSizes3D[ndx].x());
210 const int h = (testSizes3D[ndx].y() < 0) ? (maxTextureSize) : (testSizes3D[ndx].y());
211 const int d = (testSizes3D[ndx].z() < 0) ? (maxTextureLayers) : (testSizes3D[ndx].z());
212
213 m_iterations.push_back(tcu::IVec3(w, h, d));
214 }
215 }
216 }
217 }
218
deinit(void)219 void TextureSizeCase::deinit (void)
220 {
221 if (m_texture)
222 {
223 m_context.getRenderContext().getFunctions().deleteTextures(1, &m_texture);
224 m_texture = 0;
225 }
226
227 if (m_vbo)
228 {
229 m_context.getRenderContext().getFunctions().deleteBuffers(1, &m_vbo);
230 m_vbo = 0;
231 }
232
233 if (m_shader)
234 {
235 delete m_shader;
236 m_shader = DE_NULL;
237 }
238 }
239
iterate(void)240 TextureSizeCase::IterateResult TextureSizeCase::iterate (void)
241 {
242 tcu::Surface result (1, 1);
243 bool skipTest = false;
244
245 m_testCtx.getLog() << tcu::TestLog::Message << "\nIteration " << (m_iteration+1) << " / " << (int)m_iterations.size() << tcu::TestLog::EndMessage;
246
247 try
248 {
249 // set texture size
250
251 createTexture(m_iterations[m_iteration]);
252
253 // query texture size
254
255 runShader(result, m_iterations[m_iteration]);
256 }
257 catch (glu::OutOfMemoryError&)
258 {
259 m_testCtx.getLog() << tcu::TestLog::Message << "Got GL_OUT_OF_MEMORY, skipping this size" << tcu::TestLog::EndMessage;
260
261 skipTest = true;
262 }
263
264 // free resources
265
266 deleteTexture();
267
268 // queried value was correct?
269
270 if (!skipTest)
271 {
272 m_allCasesSkipped = false;
273
274 if (!verifyImage(result))
275 m_allIterationsPassed = false;
276 }
277
278 // final result
279
280 if (++m_iteration < (int)m_iterations.size())
281 return CONTINUE;
282
283 if (!m_allIterationsPassed)
284 {
285 m_testCtx.getLog() << tcu::TestLog::Message << "One or more test sizes failed." << tcu::TestLog::EndMessage;
286 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Got invalid texture size");
287 }
288 else if (m_allCasesSkipped)
289 {
290 m_testCtx.getLog() << tcu::TestLog::Message << "Could not test any texture size, texture creation failed." << tcu::TestLog::EndMessage;
291 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "All test texture creations failed");
292 }
293 else
294 {
295 m_testCtx.getLog() << tcu::TestLog::Message << "All texture sizes passed." << tcu::TestLog::EndMessage;
296 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
297 }
298
299 return STOP;
300 }
301
genFragmentSource(void)302 std::string TextureSizeCase::genFragmentSource (void)
303 {
304 static const char* const templateSource = "#version 310 es\n"
305 "${EXTENSION_STATEMENT}"
306 "layout(location = 0) out highp vec4 fragColor;\n"
307 "uniform highp ${SAMPLERTYPE} u_sampler;\n"
308 "uniform highp ${SIZETYPE} u_size;\n"
309 "void main (void)\n"
310 "{\n"
311 " const highp vec4 okColor = vec4(0.0, 1.0, 0.0, 1.0);\n"
312 " const highp vec4 failColor = vec4(1.0, 0.0, 0.0, 1.0);\n"
313 " fragColor = (textureSize(u_sampler) == u_size) ? (okColor) : (failColor);\n"
314 "}\n";
315
316 std::map<std::string, std::string> args;
317
318 switch (m_type)
319 {
320 case TEXTURE_FLOAT_2D: args["SAMPLERTYPE"] = "sampler2DMS"; break;
321 case TEXTURE_FLOAT_2D_ARRAY: args["SAMPLERTYPE"] = "sampler2DMSArray"; break;
322 case TEXTURE_INT_2D: args["SAMPLERTYPE"] = "isampler2DMS"; break;
323 case TEXTURE_INT_2D_ARRAY: args["SAMPLERTYPE"] = "isampler2DMSArray"; break;
324 case TEXTURE_UINT_2D: args["SAMPLERTYPE"] = "usampler2DMS"; break;
325 case TEXTURE_UINT_2D_ARRAY: args["SAMPLERTYPE"] = "usampler2DMSArray"; break;
326 default:
327 DE_ASSERT(DE_FALSE);
328 }
329
330 if (!m_isArrayType)
331 args["SIZETYPE"] = "ivec2";
332 else
333 args["SIZETYPE"] = "ivec3";
334
335 if (m_isArrayType)
336 args["EXTENSION_STATEMENT"] = "#extension GL_OES_texture_storage_multisample_2d_array : require\n";
337 else
338 args["EXTENSION_STATEMENT"] = "";
339
340 return tcu::StringTemplate(templateSource).specialize(args);
341 }
342
getTextureGLTarget(void)343 glw::GLenum TextureSizeCase::getTextureGLTarget (void)
344 {
345 switch (m_type)
346 {
347 case TEXTURE_FLOAT_2D: return GL_TEXTURE_2D_MULTISAMPLE;
348 case TEXTURE_FLOAT_2D_ARRAY: return GL_TEXTURE_2D_MULTISAMPLE_ARRAY;
349 case TEXTURE_INT_2D: return GL_TEXTURE_2D_MULTISAMPLE;
350 case TEXTURE_INT_2D_ARRAY: return GL_TEXTURE_2D_MULTISAMPLE_ARRAY;
351 case TEXTURE_UINT_2D: return GL_TEXTURE_2D_MULTISAMPLE;
352 case TEXTURE_UINT_2D_ARRAY: return GL_TEXTURE_2D_MULTISAMPLE_ARRAY;
353 default:
354 DE_ASSERT(DE_FALSE);
355 return 0;
356 }
357 }
358
getTextureGLInternalFormat(void)359 glw::GLenum TextureSizeCase::getTextureGLInternalFormat (void)
360 {
361 switch (m_type)
362 {
363 case TEXTURE_FLOAT_2D: return GL_RGBA8;
364 case TEXTURE_FLOAT_2D_ARRAY: return GL_RGBA8;
365 case TEXTURE_INT_2D: return GL_R8I;
366 case TEXTURE_INT_2D_ARRAY: return GL_R8I;
367 case TEXTURE_UINT_2D: return GL_R8UI;
368 case TEXTURE_UINT_2D_ARRAY: return GL_R8UI;
369 default:
370 DE_ASSERT(DE_FALSE);
371 return 0;
372 }
373 }
374
createTexture(const tcu::IVec3 & size)375 void TextureSizeCase::createTexture (const tcu::IVec3& size)
376 {
377 const glw::Functions& gl = m_context.getRenderContext().getFunctions();
378
379 if (!m_isArrayType)
380 m_testCtx.getLog() << tcu::TestLog::Message << "Creating texture with size " << size.x() << "x" << size.y() << tcu::TestLog::EndMessage;
381 else
382 m_testCtx.getLog() << tcu::TestLog::Message << "Creating texture with size " << size.x() << "x" << size.y() << "x" << size.z() << tcu::TestLog::EndMessage;
383
384 gl.genTextures(1, &m_texture);
385 gl.bindTexture(getTextureGLTarget(), m_texture);
386 GLU_EXPECT_NO_ERROR(gl.getError(), "texture gen");
387
388 if (!m_isArrayType)
389 gl.texStorage2DMultisample(getTextureGLTarget(), m_numSamples, getTextureGLInternalFormat(), size.x(), size.y(), GL_FALSE);
390 else
391 gl.texStorage3DMultisample(getTextureGLTarget(), m_numSamples, getTextureGLInternalFormat(), size.x(), size.y(), size.z(), GL_FALSE);
392 GLU_EXPECT_NO_ERROR(gl.getError(), "texStorage");
393 }
394
deleteTexture(void)395 void TextureSizeCase::deleteTexture (void)
396 {
397 const glw::Functions& gl = m_context.getRenderContext().getFunctions();
398
399 if (m_texture)
400 {
401 gl.deleteTextures(1, &m_texture);
402 m_texture = 0;
403
404 GLU_EXPECT_NO_ERROR(gl.getError(), "texture delete");
405 }
406 }
407
runShader(tcu::Surface & dst,const tcu::IVec3 & size)408 void TextureSizeCase::runShader (tcu::Surface& dst, const tcu::IVec3& size)
409 {
410 const glw::Functions& gl = m_context.getRenderContext().getFunctions();
411 const int positionLoc = gl.getAttribLocation(m_shader->getProgram(), "a_position");
412 const int shaderSamplerLoc = gl.getUniformLocation(m_shader->getProgram(), "u_sampler");
413 const int shaderSizeLoc = gl.getUniformLocation(m_shader->getProgram(), "u_size");
414
415 m_testCtx.getLog() << tcu::TestLog::Message << "Running the verification shader." << tcu::TestLog::EndMessage;
416
417 GLU_EXPECT_NO_ERROR(gl.getError(), "preclear");
418 gl.viewport(0, 0, 1, 1);
419 gl.clearColor(0.0f, 0.0f, 0.0f, 1.0f);
420 gl.clear(GL_COLOR_BUFFER_BIT);
421 GLU_EXPECT_NO_ERROR(gl.getError(), "clear");
422
423 gl.bindBuffer(GL_ARRAY_BUFFER, m_vbo);
424 gl.vertexAttribPointer(positionLoc, 4, GL_FLOAT, GL_FALSE, 0, DE_NULL);
425 gl.enableVertexAttribArray(positionLoc);
426 GLU_EXPECT_NO_ERROR(gl.getError(), "vertexAttrib");
427
428 gl.useProgram(m_shader->getProgram());
429 gl.uniform1i(shaderSamplerLoc, 0);
430 if (m_isArrayType)
431 gl.uniform3iv(shaderSizeLoc, 1, size.getPtr());
432 else
433 gl.uniform2iv(shaderSizeLoc, 1, size.getPtr());
434 GLU_EXPECT_NO_ERROR(gl.getError(), "setup program");
435
436 gl.bindTexture(getTextureGLTarget(), m_texture);
437 GLU_EXPECT_NO_ERROR(gl.getError(), "bindtex");
438
439 gl.drawArrays(GL_TRIANGLE_STRIP, 0, 4);
440 GLU_EXPECT_NO_ERROR(gl.getError(), "drawArrays");
441
442 gl.disableVertexAttribArray(positionLoc);
443 gl.useProgram(0);
444 GLU_EXPECT_NO_ERROR(gl.getError(), "cleanup");
445
446 gl.finish();
447 glu::readPixels(m_context.getRenderContext(), 0, 0, dst.getAccess());
448 GLU_EXPECT_NO_ERROR(gl.getError(), "readPixels");
449 }
450
verifyImage(const tcu::Surface & dst)451 bool TextureSizeCase::verifyImage (const tcu::Surface& dst)
452 {
453 DE_ASSERT(dst.getWidth() == 1 && dst.getHeight() == 1);
454
455 const int colorThresholdRed = 1 << (8 - m_context.getRenderTarget().getPixelFormat().redBits);
456 const int colorThresholdGreen = 1 << (8 - m_context.getRenderTarget().getPixelFormat().greenBits);
457 const int colorThresholdBlue = 1 << (8 - m_context.getRenderTarget().getPixelFormat().blueBits);
458 const tcu::RGBA color = dst.getPixel(0,0);
459
460 m_testCtx.getLog() << tcu::TestLog::Message << "Verifying image." << tcu::TestLog::EndMessage;
461
462 // green
463 if (color.getRed() < colorThresholdRed && color.getGreen() > 255 - colorThresholdGreen && color.getBlue() < colorThresholdBlue)
464 {
465 m_testCtx.getLog() << tcu::TestLog::Message << "Result ok." << tcu::TestLog::EndMessage;
466 return true;
467 }
468 // red
469 else if (color.getRed() > 255 - colorThresholdRed && color.getGreen() < colorThresholdGreen && color.getBlue() < colorThresholdBlue)
470 {
471 m_testCtx.getLog() << tcu::TestLog::Message << "Image size incorrect." << tcu::TestLog::EndMessage;
472 return false;
473 }
474
475 m_testCtx.getLog() << tcu::TestLog::Message << "Expected either green or red pixel, got " << color << tcu::TestLog::EndMessage;
476 return false;
477 }
478
479 } // anonymous
480
ShaderTextureSizeTests(Context & context)481 ShaderTextureSizeTests::ShaderTextureSizeTests (Context& context)
482 : TestCaseGroup(context, "texture_size", "Texture size tests")
483 {
484 }
485
~ShaderTextureSizeTests(void)486 ShaderTextureSizeTests::~ShaderTextureSizeTests (void)
487 {
488 }
489
init(void)490 void ShaderTextureSizeTests::init (void)
491 {
492 static const struct SamplerType
493 {
494 TextureSizeCase::TextureType type;
495 const char* name;
496 } samplerTypes[] =
497 {
498 { TextureSizeCase::TEXTURE_FLOAT_2D, "texture_2d" },
499 { TextureSizeCase::TEXTURE_FLOAT_2D_ARRAY, "texture_2d_array" },
500 { TextureSizeCase::TEXTURE_INT_2D, "texture_int_2d" },
501 { TextureSizeCase::TEXTURE_INT_2D_ARRAY, "texture_int_2d_array" },
502 { TextureSizeCase::TEXTURE_UINT_2D, "texture_uint_2d" },
503 { TextureSizeCase::TEXTURE_UINT_2D_ARRAY, "texture_uint_2d_array" },
504 };
505
506 static const int sampleCounts[] = { 1, 4 };
507
508 for (int samplerTypeNdx = 0; samplerTypeNdx < DE_LENGTH_OF_ARRAY(samplerTypes); ++samplerTypeNdx)
509 {
510 for (int sampleCountNdx = 0; sampleCountNdx < DE_LENGTH_OF_ARRAY(sampleCounts); ++sampleCountNdx)
511 {
512 const std::string name = std::string() + "samples_" + de::toString(sampleCounts[sampleCountNdx]) + "_" + samplerTypes[samplerTypeNdx].name;
513 const std::string desc = std::string() + "samples count = " + de::toString(sampleCounts[sampleCountNdx]) + ", type = " + samplerTypes[samplerTypeNdx].name;
514
515 addChild(new TextureSizeCase(m_context, name.c_str(), desc.c_str(), samplerTypes[samplerTypeNdx].type, sampleCounts[sampleCountNdx]));
516 }
517 }
518 }
519
520 } // Functional
521 } // gles31
522 } // deqp
523