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 Explicit uniform location tests
22 *//*--------------------------------------------------------------------*/
23
24 #include "es31fUniformLocationTests.hpp"
25
26 #include "tcuTestLog.hpp"
27 #include "tcuTextureUtil.hpp"
28 #include "tcuVectorUtil.hpp"
29 #include "tcuCommandLine.hpp"
30
31 #include "glsShaderLibrary.hpp"
32 #include "glsTextureTestUtil.hpp"
33
34 #include "gluShaderProgram.hpp"
35 #include "gluTexture.hpp"
36 #include "gluPixelTransfer.hpp"
37 #include "gluVarType.hpp"
38 #include "gluVarTypeUtil.hpp"
39
40 #include "glwFunctions.hpp"
41 #include "glwEnums.hpp"
42 #include "sglrContextUtil.hpp"
43
44 #include "deStringUtil.hpp"
45 #include "deUniquePtr.hpp"
46 #include "deString.h"
47 #include "deRandom.hpp"
48 #include "deInt32.h"
49
50 #include <set>
51 #include <map>
52
53 namespace deqp
54 {
55 namespace gles31
56 {
57 namespace Functional
58 {
59 namespace
60 {
61
62 using std::string;
63 using std::vector;
64 using std::map;
65 using de::UniquePtr;
66 using glu::VarType;
67
68 struct UniformInfo
69 {
70 enum ShaderStage
71 {
72 SHADERSTAGE_NONE = 0,
73 SHADERSTAGE_VERTEX = (1<<0),
74 SHADERSTAGE_FRAGMENT= (1<<1),
75 SHADERSTAGE_BOTH = (SHADERSTAGE_VERTEX | SHADERSTAGE_FRAGMENT),
76 };
77
78 VarType type;
79 ShaderStage declareLocation; // support declarations with/without layout qualifiers, needed for linkage testing
80 ShaderStage layoutLocation;
81 ShaderStage checkLocation;
82 int location; // -1 for unset
83
UniformInfodeqp::gles31::Functional::__anonac4205910111::UniformInfo84 UniformInfo (VarType type_, ShaderStage declareLocation_, ShaderStage layoutLocation_, ShaderStage checkLocation_, int location_ = -1)
85 : type (type_)
86 , declareLocation (declareLocation_)
87 , layoutLocation (layoutLocation_)
88 , checkLocation (checkLocation_)
89 , location (location_)
90 {
91 }
92 };
93
94 class UniformLocationCase : public tcu::TestCase
95 {
96 public:
97 UniformLocationCase (tcu::TestContext& context,
98 glu::RenderContext& renderContext,
99 const char* name,
100 const char* desc,
101 const vector<UniformInfo>& uniformInfo);
~UniformLocationCase(void)102 virtual ~UniformLocationCase (void) {}
103
104 virtual IterateResult iterate (void);
105
106 protected:
107 IterateResult run (const vector<UniformInfo>& uniformList);
108 static glu::ProgramSources genShaderSources (const vector<UniformInfo>& uniformList);
109 bool verifyLocations (const glu::ShaderProgram& program, const vector<UniformInfo>& uniformList);
110 void render (const glu::ShaderProgram& program, const vector<UniformInfo>& uniformList);
111 static bool verifyResult (const tcu::ConstPixelBufferAccess& access);
112
113 static float getExpectedValue (glu::DataType type, int id, const char* name);
114
115 de::MovePtr<glu::Texture2D> createTexture (glu::DataType samplerType, float redChannelValue, int binding);
116
117 glu::RenderContext& m_renderCtx;
118
119 const vector<UniformInfo> m_uniformInfo;
120
121 enum
122 {
123 RENDER_SIZE = 16
124 };
125 };
126
getUniformName(int ndx,const glu::VarType & type,const glu::TypeComponentVector & path)127 string getUniformName (int ndx, const glu::VarType& type, const glu::TypeComponentVector& path)
128 {
129 std::ostringstream buff;
130 buff << "uni" << ndx << glu::TypeAccessFormat(type, path);
131
132 return buff.str();
133 }
134
getFirstComponentName(const glu::VarType & type)135 string getFirstComponentName (const glu::VarType& type)
136 {
137 std::ostringstream buff;
138 if (glu::isDataTypeVector(type.getBasicType()))
139 buff << glu::TypeAccessFormat(type, glu::SubTypeAccess(type).component(0).getPath());
140 else if (glu::isDataTypeMatrix(type.getBasicType()))
141 buff << glu::TypeAccessFormat(type, glu::SubTypeAccess(type).column(0).component(0).getPath());
142
143 return buff.str();
144 }
145
UniformLocationCase(tcu::TestContext & context,glu::RenderContext & renderContext,const char * name,const char * desc,const vector<UniformInfo> & uniformInfo)146 UniformLocationCase::UniformLocationCase (tcu::TestContext& context,
147 glu::RenderContext& renderContext,
148 const char* name,
149 const char* desc,
150 const vector<UniformInfo>& uniformInfo)
151 : TestCase (context, name, desc)
152 , m_renderCtx (renderContext)
153 , m_uniformInfo (uniformInfo)
154 {
155 }
156
157 // [from, to]
shuffledRange(int from,int to,int seed)158 std::vector<int> shuffledRange (int from, int to, int seed)
159 {
160 const int count = to - from;
161
162 vector<int> retval (count);
163 de::Random rng (seed);
164
165 DE_ASSERT(count > 0);
166
167 for (int ndx = 0; ndx < count; ndx++)
168 retval[ndx] = ndx + from;
169
170 rng.shuffle(retval.begin(), retval.end());
171 return retval;
172 }
173
getDataTypeSamplerSampleType(glu::DataType type)174 glu::DataType getDataTypeSamplerSampleType (glu::DataType type)
175 {
176 using namespace glu;
177
178 if (type >= TYPE_SAMPLER_1D && type <= TYPE_SAMPLER_3D)
179 return TYPE_FLOAT_VEC4;
180 else if (type >= TYPE_INT_SAMPLER_1D && type <= TYPE_INT_SAMPLER_3D)
181 return TYPE_INT_VEC4;
182 else if (type >= TYPE_UINT_SAMPLER_1D && type <= TYPE_UINT_SAMPLER_3D)
183 return TYPE_UINT_VEC4;
184 else if (type >= TYPE_SAMPLER_1D_SHADOW && type <= TYPE_SAMPLER_2D_ARRAY_SHADOW)
185 return TYPE_FLOAT;
186 else
187 DE_FATAL("Unknown sampler type");
188
189 return TYPE_INVALID;
190 }
191
192 // A (hopefully) unique value for a uniform. For multi-component types creates only one value. Values are in the range [0,1] for floats, [-128, 127] for ints, [0,255] for uints and 0/1 for booleans. Samplers are treated according to the types they return.
getExpectedValue(glu::DataType type,int id,const char * name)193 float UniformLocationCase::getExpectedValue (glu::DataType type, int id, const char* name)
194 {
195 const deUint32 hash = deStringHash(name) + deInt32Hash(id);
196
197 glu::DataType adjustedType = type;
198
199 if (glu::isDataTypeSampler(type))
200 adjustedType = getDataTypeSamplerSampleType(type);
201
202 if (glu::isDataTypeIntOrIVec(adjustedType))
203 return float(hash%128);
204 else if (glu::isDataTypeUintOrUVec(adjustedType))
205 return float(hash%255);
206 else if (glu::isDataTypeFloatOrVec(adjustedType))
207 return float(hash%255)/255.0f;
208 else if (glu::isDataTypeBoolOrBVec(adjustedType))
209 return float(hash%2);
210 else
211 DE_FATAL("Unkown primitive type");
212
213 return glu::TYPE_INVALID;
214 }
215
iterate(void)216 UniformLocationCase::IterateResult UniformLocationCase::iterate (void)
217 {
218 return run(m_uniformInfo);
219 }
220
run(const vector<UniformInfo> & uniformList)221 UniformLocationCase::IterateResult UniformLocationCase::run (const vector<UniformInfo>& uniformList)
222 {
223 using gls::TextureTestUtil::RandomViewport;
224
225 const glu::ProgramSources sources = genShaderSources(uniformList);
226 const glu::ShaderProgram program (m_renderCtx, sources);
227 const int baseSeed = m_testCtx.getCommandLine().getBaseSeed();
228 const glw::Functions& gl = m_renderCtx.getFunctions();
229 const RandomViewport viewport (m_renderCtx.getRenderTarget(), RENDER_SIZE, RENDER_SIZE, deStringHash(getName()) + baseSeed);
230
231 tcu::Surface rendered (RENDER_SIZE, RENDER_SIZE);
232
233 if (!verifyLocations(program, uniformList))
234 return STOP;
235
236 gl.clearColor(0.0f, 0.0f, 0.0f, 1.0f);
237 gl.clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
238 gl.viewport(viewport.x, viewport.y, viewport.width, viewport.height);
239
240 render(program, uniformList);
241
242 glu::readPixels(m_renderCtx, viewport.x, viewport.y, rendered.getAccess());
243
244 if (!verifyResult(rendered.getAccess()))
245 {
246 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Shader produced incorrect result");
247 return STOP;
248 }
249
250 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
251 return STOP;
252 }
253
genShaderSources(const vector<UniformInfo> & uniformList)254 glu::ProgramSources UniformLocationCase::genShaderSources (const vector<UniformInfo>& uniformList)
255 {
256 std::ostringstream vertDecl, vertMain, fragDecl, fragMain;
257
258 vertDecl << "#version 310 es\n"
259 << "precision highp float;\n"
260 << "precision highp int;\n"
261 << "float verify(float val, float ref) { return float(abs(val-ref) < 0.05); }\n\n"
262 << "in highp vec4 a_position;\n"
263 << "out highp vec4 v_color;\n";
264 fragDecl << "#version 310 es\n\n"
265 << "precision highp float;\n"
266 << "precision highp int;\n"
267 << "float verify(float val, float ref) { return float(abs(val-ref) < 0.05); }\n\n"
268 << "in highp vec4 v_color;\n"
269 << "layout(location = 0) out mediump vec4 o_color;\n\n";
270
271 vertMain << "void main()\n{\n"
272 << " gl_Position = a_position;\n"
273 << " v_color = vec4(1.0);\n";
274
275 fragMain << "void main()\n{\n"
276 << " o_color = v_color;\n";
277
278 std::set<const glu::StructType*> declaredStructs;
279
280 // Declare uniforms
281 for (int uniformNdx = 0; uniformNdx < int(uniformList.size()); uniformNdx++)
282 {
283 const UniformInfo& uniformInfo = uniformList[uniformNdx];
284
285 const bool declareInVert = (uniformInfo.declareLocation & UniformInfo::SHADERSTAGE_VERTEX) != 0;
286 const bool declareInFrag = (uniformInfo.declareLocation & UniformInfo::SHADERSTAGE_FRAGMENT) != 0;
287 const bool layoutInVert = (uniformInfo.layoutLocation & UniformInfo::SHADERSTAGE_VERTEX) != 0;
288 const bool layoutInFrag = (uniformInfo.layoutLocation & UniformInfo::SHADERSTAGE_FRAGMENT) != 0;
289 const bool checkInVert = (uniformInfo.checkLocation & UniformInfo::SHADERSTAGE_VERTEX) != 0;
290 const bool checkInFrag = (uniformInfo.checkLocation & UniformInfo::SHADERSTAGE_FRAGMENT) != 0;
291
292 const string layout = uniformInfo.location >= 0 ? "layout(location = " + de::toString(uniformInfo.location) + ") " : "";
293 const string uniName = "uni" + de::toString(uniformNdx);
294
295 int location = uniformInfo.location;
296 int subTypeIndex = 0;
297
298 DE_ASSERT((declareInVert && layoutInVert) || !layoutInVert); // Cannot have layout without declaration
299 DE_ASSERT((declareInFrag && layoutInFrag) || !layoutInFrag);
300 DE_ASSERT(location<0 || (layoutInVert || layoutInFrag)); // Cannot have location without layout
301
302 // struct definitions
303 if (uniformInfo.type.isStructType())
304 {
305 const glu::StructType* const structType = uniformInfo.type.getStructPtr();
306 if (!declaredStructs.count(structType))
307 {
308 if (declareInVert)
309 vertDecl << glu::declare(structType, 0) << ";\n";
310
311 if (declareInFrag)
312 fragDecl << glu::declare(structType, 0) << ";\n";
313
314 declaredStructs.insert(structType);
315 }
316 }
317
318 if (declareInVert)
319 vertDecl << "uniform " << (layoutInVert ? layout : "") << glu::declare(uniformInfo.type, uniName) << ";\n";
320
321 if (declareInFrag)
322 fragDecl << "uniform " << (layoutInFrag ? layout : "") << glu::declare(uniformInfo.type, uniName) << ";\n";
323
324 // Anything that needs to be done for each enclosed primitive type
325 for (glu::BasicTypeIterator subTypeIter = glu::BasicTypeIterator::begin(&uniformInfo.type); subTypeIter != glu::BasicTypeIterator::end(&uniformInfo.type); subTypeIter++, subTypeIndex++)
326 {
327 const glu::VarType subType = glu::getVarType(uniformInfo.type, subTypeIter.getPath());
328 const glu::DataType scalarType = glu::getDataTypeScalarType(subType.getBasicType());
329 const char* const typeName = glu::getDataTypeName(scalarType);
330 const string expectValue = de::floatToString(getExpectedValue(scalarType, location >= 0 ? location+subTypeIndex : -1, typeName), 3);
331
332 if (glu::isDataTypeSampler(scalarType))
333 {
334 if (checkInVert)
335 vertMain << " v_color.rgb *= verify(float( texture(" << uniName
336 << glu::TypeAccessFormat(uniformInfo.type, subTypeIter.getPath())
337 << ", vec2(0.5)).r), " << expectValue << ");\n";
338 if (checkInFrag)
339 fragMain << " o_color.rgb *= verify(float( texture(" << uniName
340 << glu::TypeAccessFormat(uniformInfo.type, subTypeIter.getPath())
341 << ", vec2(0.5)).r), " << expectValue << ");\n";
342 }
343 else
344 {
345 if (checkInVert)
346 vertMain << " v_color.rgb *= verify(float(" << uniName
347 << glu::TypeAccessFormat(uniformInfo.type, subTypeIter.getPath())
348 << getFirstComponentName(subType) << "), " << expectValue << ");\n";
349 if (checkInFrag)
350 fragMain << " o_color.rgb *= verify(float(" << uniName
351 << glu::TypeAccessFormat(uniformInfo.type, subTypeIter.getPath())
352 << getFirstComponentName(subType) << "), " << expectValue << ");\n";
353 }
354 }
355 }
356
357 vertMain << "}\n";
358 fragMain << "}\n";
359
360 return glu::makeVtxFragSources(vertDecl.str() + vertMain.str(), fragDecl.str() + fragMain.str());
361 }
362
verifyLocations(const glu::ShaderProgram & program,const vector<UniformInfo> & uniformList)363 bool UniformLocationCase::verifyLocations (const glu::ShaderProgram& program, const vector<UniformInfo>& uniformList)
364 {
365 using tcu::TestLog;
366
367 const glw::Functions& gl = m_renderCtx.getFunctions();
368 const bool vertexOk = program.getShaderInfo(glu::SHADERTYPE_VERTEX).compileOk;
369 const bool fragmentOk = program.getShaderInfo(glu::SHADERTYPE_FRAGMENT).compileOk;
370 const bool linkOk = program.getProgramInfo().linkOk;
371 const deUint32 programID = program.getProgram();
372
373 TestLog& log = m_testCtx.getLog();
374 std::set<int> usedLocations;
375
376 log << program;
377
378 if (!vertexOk || !fragmentOk || !linkOk)
379 {
380 log << TestLog::Message << "ERROR: shader failed to compile/link" << TestLog::EndMessage;
381 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Shader failed to compile/link");
382 return false;
383 }
384
385 for (int uniformNdx = 0; uniformNdx < int(uniformList.size()); uniformNdx++)
386 {
387 const UniformInfo& uniformInfo = uniformList[uniformNdx];
388 int subTypeIndex = 0;
389
390 for (glu::BasicTypeIterator subTypeIter = glu::BasicTypeIterator::begin(&uniformInfo.type); subTypeIter != glu::BasicTypeIterator::end(&uniformInfo.type); subTypeIter++, subTypeIndex++)
391 {
392 const string name = getUniformName(uniformNdx, uniformInfo.type, subTypeIter.getPath());
393 const int gotLoc = gl.getUniformLocation(programID, name.c_str());
394 const int expectLoc = uniformInfo.location >= 0 ? uniformInfo.location+subTypeIndex : -1;
395
396 if (expectLoc >= 0)
397 {
398 if (uniformInfo.checkLocation == 0 && gotLoc == -1)
399 continue;
400
401 if (gotLoc != expectLoc)
402 {
403 log << TestLog::Message << "ERROR: found uniform " << name << " in location " << gotLoc << " when it should have been in " << expectLoc << TestLog::EndMessage;
404 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Incorrect uniform location");
405 return false;
406 }
407
408 if (usedLocations.find(expectLoc) != usedLocations.end())
409 {
410 log << TestLog::Message << "ERROR: expected uniform " << name << " in location " << gotLoc << " but it has already been used" << TestLog::EndMessage;
411 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Overlapping uniform location");
412 return false;
413 }
414
415 usedLocations.insert(expectLoc);
416 }
417 else if (gotLoc >= 0)
418 {
419 if (usedLocations.count(gotLoc))
420 {
421 log << TestLog::Message << "ERROR: found uniform " << name << " in location " << gotLoc << " which has already been used" << TestLog::EndMessage;
422 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Overlapping uniform location");
423 return false;
424 }
425
426 usedLocations.insert(gotLoc);
427 }
428 }
429 }
430
431 return true;
432 }
433
434 // Check that shader output is white (or very close to it)
verifyResult(const tcu::ConstPixelBufferAccess & access)435 bool UniformLocationCase::verifyResult (const tcu::ConstPixelBufferAccess& access)
436 {
437 using tcu::Vec4;
438
439 const Vec4 threshold (0.1f, 0.1f, 0.1f, 0.1f);
440 const Vec4 reference (1.0f, 1.0f, 1.0f, 1.0f);
441
442 for (int y = 0; y < access.getHeight(); y++)
443 {
444 for (int x = 0; x < access.getWidth(); x++)
445 {
446 const Vec4 diff = abs(access.getPixel(x, y) - reference);
447
448 if (!boolAll(lessThanEqual(diff, threshold)))
449 return false;
450 }
451 }
452
453 return true;
454 }
455
456 // get a 4 channel 8 bits each texture format that is usable by the given sampler type
getTextureFormat(glu::DataType samplerType)457 deUint32 getTextureFormat (glu::DataType samplerType)
458 {
459 using namespace glu;
460
461 switch (samplerType)
462 {
463 case TYPE_SAMPLER_1D:
464 case TYPE_SAMPLER_2D:
465 case TYPE_SAMPLER_CUBE:
466 case TYPE_SAMPLER_2D_ARRAY:
467 case TYPE_SAMPLER_3D:
468 return GL_RGBA8;
469
470 case TYPE_INT_SAMPLER_1D:
471 case TYPE_INT_SAMPLER_2D:
472 case TYPE_INT_SAMPLER_CUBE:
473 case TYPE_INT_SAMPLER_2D_ARRAY:
474 case TYPE_INT_SAMPLER_3D:
475 return GL_RGBA8I;
476
477 case TYPE_UINT_SAMPLER_1D:
478 case TYPE_UINT_SAMPLER_2D:
479 case TYPE_UINT_SAMPLER_CUBE:
480 case TYPE_UINT_SAMPLER_2D_ARRAY:
481 case TYPE_UINT_SAMPLER_3D:
482 return GL_RGBA8UI;
483
484 default:
485 DE_FATAL("Unsupported (sampler) type");
486 return 0;
487 }
488 }
489
490 // create a texture suitable for sampling by the given sampler type and bind it
createTexture(glu::DataType samplerType,float redChannelValue,int binding)491 de::MovePtr<glu::Texture2D> UniformLocationCase::createTexture (glu::DataType samplerType, float redChannelValue, int binding)
492 {
493 using namespace glu;
494
495 const glw::Functions& gl = m_renderCtx.getFunctions();
496
497 const deUint32 format = getTextureFormat(samplerType);
498 de::MovePtr<Texture2D> tex;
499
500 tex = de::MovePtr<Texture2D>(new Texture2D(m_renderCtx, format, 16, 16));
501
502 tex->getRefTexture().allocLevel(0);
503
504 if (format == GL_RGBA8I || format == GL_RGBA8UI)
505 tcu::clear(tex->getRefTexture().getLevel(0), tcu::IVec4(int(redChannelValue), 0, 0, 0));
506 else
507 tcu::clear(tex->getRefTexture().getLevel(0), tcu::Vec4(redChannelValue, 0.0f, 0.0f, 1.0f));
508
509 gl.activeTexture(GL_TEXTURE0 + binding);
510 tex->upload();
511
512 gl.bindTexture(GL_TEXTURE_2D, tex->getGLTexture());
513 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
514 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
515
516 GLU_EXPECT_NO_ERROR(gl.getError(), "UniformLocationCase: texture upload");
517
518 return tex;
519 }
520
render(const glu::ShaderProgram & program,const vector<UniformInfo> & uniformList)521 void UniformLocationCase::render (const glu::ShaderProgram& program, const vector<UniformInfo>& uniformList)
522 {
523 using glu::Texture2D;
524 using de::MovePtr;
525 typedef vector<Texture2D*> TextureList;
526
527 const glw::Functions& gl = m_renderCtx.getFunctions();
528 const deUint32 programID = program.getProgram();
529 const deInt32 posLoc = gl.getAttribLocation(programID, "a_position");
530
531 // Vertex data.
532 const float position[] =
533 {
534 -1.0f, -1.0f, 0.1f, 1.0f,
535 -1.0f, 1.0f, 0.1f, 1.0f,
536 1.0f, -1.0f, 0.1f, 1.0f,
537 1.0f, 1.0f, 0.1f, 1.0f
538 };
539 const deUint16 indices[] = { 0, 1, 2, 2, 1, 3 };
540
541 // some buffers to feed to the GPU, only the first element is relevant since the others are never verified
542 float floatBuf[16] = {0.0f};
543 deInt32 intBuf[4] = {0};
544 deUint32 uintBuf[4] = {0};
545
546 TextureList texList;
547
548 TCU_CHECK(posLoc >= 0);
549 gl.useProgram(programID);
550
551 try
552 {
553
554 // Set uniforms
555 for (unsigned int uniformNdx = 0; uniformNdx < uniformList.size(); uniformNdx++)
556 {
557 const UniformInfo& uniformInfo = uniformList[uniformNdx];
558 int expectedLocation = uniformInfo.location;
559
560 for (glu::BasicTypeIterator subTypeIter = glu::BasicTypeIterator::begin(&uniformInfo.type); subTypeIter != glu::BasicTypeIterator::end(&uniformInfo.type); subTypeIter++)
561 {
562 const glu::VarType type = glu::getVarType(uniformInfo.type, subTypeIter.getPath());
563 const string name = getUniformName(uniformNdx, uniformInfo.type, subTypeIter.getPath());
564 const int gotLoc = gl.getUniformLocation(programID, name.c_str());
565 const glu::DataType scalarType = glu::getDataTypeScalarType(type.getBasicType());
566 const char* const typeName = glu::getDataTypeName(scalarType);
567 const float expectedValue = getExpectedValue(scalarType, expectedLocation, typeName);
568
569 if (glu::isDataTypeSampler(scalarType))
570 {
571 const int binding = (int)texList.size();
572
573 texList.push_back(createTexture(scalarType, expectedValue, binding).release());
574 gl.uniform1i(gotLoc, binding);
575 }
576 else if(gotLoc >= 0)
577 {
578 floatBuf[0] = expectedValue;
579 intBuf[0] = int(expectedValue);
580 uintBuf[0] = deUint32(expectedValue);
581
582 m_testCtx.getLog() << tcu::TestLog::Message << "Set uniform " << name << " in location " << gotLoc << " to " << expectedValue << tcu::TestLog::EndMessage;
583
584 switch (type.getBasicType())
585 {
586 case glu::TYPE_FLOAT: gl.uniform1fv(gotLoc, 1, floatBuf); break;
587 case glu::TYPE_FLOAT_VEC2: gl.uniform2fv(gotLoc, 1, floatBuf); break;
588 case glu::TYPE_FLOAT_VEC3: gl.uniform3fv(gotLoc, 1, floatBuf); break;
589 case glu::TYPE_FLOAT_VEC4: gl.uniform4fv(gotLoc, 1, floatBuf); break;
590
591 case glu::TYPE_INT: gl.uniform1iv(gotLoc, 1, intBuf); break;
592 case glu::TYPE_INT_VEC2: gl.uniform2iv(gotLoc, 1, intBuf); break;
593 case glu::TYPE_INT_VEC3: gl.uniform3iv(gotLoc, 1, intBuf); break;
594 case glu::TYPE_INT_VEC4: gl.uniform4iv(gotLoc, 1, intBuf); break;
595
596 case glu::TYPE_UINT: gl.uniform1uiv(gotLoc, 1, uintBuf); break;
597 case glu::TYPE_UINT_VEC2: gl.uniform2uiv(gotLoc, 1, uintBuf); break;
598 case glu::TYPE_UINT_VEC3: gl.uniform3uiv(gotLoc, 1, uintBuf); break;
599 case glu::TYPE_UINT_VEC4: gl.uniform4uiv(gotLoc, 1, uintBuf); break;
600
601 case glu::TYPE_BOOL: gl.uniform1iv(gotLoc, 1, intBuf); break;
602 case glu::TYPE_BOOL_VEC2: gl.uniform2iv(gotLoc, 1, intBuf); break;
603 case glu::TYPE_BOOL_VEC3: gl.uniform3iv(gotLoc, 1, intBuf); break;
604 case glu::TYPE_BOOL_VEC4: gl.uniform4iv(gotLoc, 1, intBuf); break;
605
606 case glu::TYPE_FLOAT_MAT2: gl.uniformMatrix2fv(gotLoc, 1, false, floatBuf); break;
607 case glu::TYPE_FLOAT_MAT2X3: gl.uniformMatrix2x3fv(gotLoc, 1, false, floatBuf); break;
608 case glu::TYPE_FLOAT_MAT2X4: gl.uniformMatrix2x4fv(gotLoc, 1, false, floatBuf); break;
609
610 case glu::TYPE_FLOAT_MAT3X2: gl.uniformMatrix3x2fv(gotLoc, 1, false, floatBuf); break;
611 case glu::TYPE_FLOAT_MAT3: gl.uniformMatrix3fv(gotLoc, 1, false, floatBuf); break;
612 case glu::TYPE_FLOAT_MAT3X4: gl.uniformMatrix3x4fv(gotLoc, 1, false, floatBuf); break;
613
614 case glu::TYPE_FLOAT_MAT4X2: gl.uniformMatrix4x2fv(gotLoc, 1, false, floatBuf); break;
615 case glu::TYPE_FLOAT_MAT4X3: gl.uniformMatrix4x3fv(gotLoc, 1, false, floatBuf); break;
616 case glu::TYPE_FLOAT_MAT4: gl.uniformMatrix4fv(gotLoc, 1, false, floatBuf); break;
617 default:
618 DE_ASSERT(false);
619 }
620 }
621
622 expectedLocation += expectedLocation>=0;
623 }
624 }
625
626 gl.enableVertexAttribArray(posLoc);
627 gl.vertexAttribPointer(posLoc, 4, GL_FLOAT, GL_FALSE, 0, &position[0]);
628
629 gl.drawElements(GL_TRIANGLES, DE_LENGTH_OF_ARRAY(indices), GL_UNSIGNED_SHORT, &indices[0]);
630
631 gl.disableVertexAttribArray(posLoc);
632 }
633 catch(...)
634 {
635 for (int i = 0; i < int(texList.size()); i++)
636 delete texList[i];
637
638 throw;
639 }
640
641 for (int i = 0; i < int(texList.size()); i++)
642 delete texList[i];
643 }
644
645 class MaxUniformLocationCase : public UniformLocationCase
646 {
647 public:
648 MaxUniformLocationCase (tcu::TestContext& context,
649 glu::RenderContext& renderContext,
650 const char* name,
651 const char* desc,
652 const vector<UniformInfo>& uniformInfo);
~MaxUniformLocationCase(void)653 virtual ~MaxUniformLocationCase (void) {}
654 virtual IterateResult iterate (void);
655 };
656
MaxUniformLocationCase(tcu::TestContext & context,glu::RenderContext & renderContext,const char * name,const char * desc,const vector<UniformInfo> & uniformInfo)657 MaxUniformLocationCase::MaxUniformLocationCase (tcu::TestContext& context,
658 glu::RenderContext& renderContext,
659 const char* name,
660 const char* desc,
661 const vector<UniformInfo>& uniformInfo)
662 : UniformLocationCase(context, renderContext, name, desc, uniformInfo)
663 {
664 DE_ASSERT(!uniformInfo.empty());
665 }
666
iterate(void)667 UniformLocationCase::IterateResult MaxUniformLocationCase::iterate (void)
668 {
669 int maxLocation = 1024;
670 vector<UniformInfo> uniformInfo = m_uniformInfo;
671
672 m_renderCtx.getFunctions().getIntegerv(GL_MAX_UNIFORM_LOCATIONS, &maxLocation);
673
674 uniformInfo[0].location = maxLocation-1;
675
676 return UniformLocationCase::run(uniformInfo);
677 }
678
679 } // Anonymous
680
UniformLocationTests(Context & context)681 UniformLocationTests::UniformLocationTests (Context& context)
682 : TestCaseGroup(context, "uniform_location", "Explicit uniform locations")
683 {
684 }
685
~UniformLocationTests(void)686 UniformLocationTests::~UniformLocationTests (void)
687 {
688 for (int i = 0; i < int(structTypes.size()); i++)
689 delete structTypes[i];
690 }
691
createVarType(glu::DataType type)692 glu::VarType createVarType (glu::DataType type)
693 {
694 return glu::VarType(type, glu::isDataTypeBoolOrBVec(type) ? glu::PRECISION_LAST : glu::PRECISION_HIGHP);
695 }
696
init(void)697 void UniformLocationTests::init (void)
698 {
699 using namespace glu;
700
701 const UniformInfo::ShaderStage checkStages[] = { UniformInfo::SHADERSTAGE_VERTEX, UniformInfo::SHADERSTAGE_FRAGMENT };
702 const char* stageNames[] = {"vertex", "fragment"};
703 const int maxLocations = 1024;
704 const int baseSeed = m_context.getTestContext().getCommandLine().getBaseSeed();
705
706 const DataType primitiveTypes[] =
707 {
708 TYPE_FLOAT,
709 TYPE_FLOAT_VEC2,
710 TYPE_FLOAT_VEC3,
711 TYPE_FLOAT_VEC4,
712
713 TYPE_INT,
714 TYPE_INT_VEC2,
715 TYPE_INT_VEC3,
716 TYPE_INT_VEC4,
717
718 TYPE_UINT,
719 TYPE_UINT_VEC2,
720 TYPE_UINT_VEC3,
721 TYPE_UINT_VEC4,
722
723 TYPE_BOOL,
724 TYPE_BOOL_VEC2,
725 TYPE_BOOL_VEC3,
726 TYPE_BOOL_VEC4,
727
728 TYPE_FLOAT_MAT2,
729 TYPE_FLOAT_MAT2X3,
730 TYPE_FLOAT_MAT2X4,
731 TYPE_FLOAT_MAT3X2,
732 TYPE_FLOAT_MAT3,
733 TYPE_FLOAT_MAT3X4,
734 TYPE_FLOAT_MAT4X2,
735 TYPE_FLOAT_MAT4X3,
736 TYPE_FLOAT_MAT4,
737
738 TYPE_SAMPLER_2D,
739 TYPE_INT_SAMPLER_2D,
740 TYPE_UINT_SAMPLER_2D,
741 };
742
743 const int maxPrimitiveTypeNdx = DE_LENGTH_OF_ARRAY(primitiveTypes) - 4;
744 DE_ASSERT(primitiveTypes[maxPrimitiveTypeNdx] == TYPE_FLOAT_MAT4);
745
746 // Primitive type cases with trivial linkage
747 {
748 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "basic", "Location specified with use, single shader stage");
749 de::Random rng (baseSeed + 0x1001);
750 addChild(group);
751
752 for (int primitiveNdx = 0; primitiveNdx < DE_LENGTH_OF_ARRAY(primitiveTypes); primitiveNdx++)
753 {
754 const DataType type = primitiveTypes[primitiveNdx];
755
756 for (int stageNdx = 0; stageNdx < DE_LENGTH_OF_ARRAY(checkStages); stageNdx++)
757 {
758 const string name = string(getDataTypeName(type)) + "_" + stageNames[stageNdx];
759
760 vector<UniformInfo> config;
761
762 UniformInfo uniform (createVarType(type),
763 checkStages[stageNdx],
764 checkStages[stageNdx],
765 checkStages[stageNdx],
766 rng.getInt(0, maxLocations-1));
767
768 config.push_back(uniform);
769 group->addChild(new UniformLocationCase (m_testCtx, m_context.getRenderContext(), name.c_str(), name.c_str(), config));
770 }
771 }
772 }
773
774 // Arrays
775 {
776 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "array", "Array location specified with use, single shader stage");
777 de::Random rng (baseSeed + 0x2001);
778 addChild(group);
779
780 for (int primitiveNdx = 0; primitiveNdx < DE_LENGTH_OF_ARRAY(primitiveTypes); primitiveNdx++)
781 {
782 const DataType type = primitiveTypes[primitiveNdx];
783
784 for (int stageNdx = 0; stageNdx < DE_LENGTH_OF_ARRAY(checkStages); stageNdx++)
785 {
786
787 const string name = string(getDataTypeName(type)) + "_" + stageNames[stageNdx];
788
789 vector<UniformInfo> config;
790
791 UniformInfo uniform (VarType(createVarType(type), 8),
792 checkStages[stageNdx],
793 checkStages[stageNdx],
794 checkStages[stageNdx],
795 rng.getInt(0, maxLocations-1-8));
796
797 config.push_back(uniform);
798 group->addChild(new UniformLocationCase (m_testCtx, m_context.getRenderContext(), name.c_str(), name.c_str(), config));
799 }
800 }
801 }
802
803 // Nested Arrays
804 {
805 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "nested_array", "Array location specified with use, single shader stage");
806 de::Random rng (baseSeed + 0x3001);
807 addChild(group);
808
809 for (int primitiveNdx = 0; primitiveNdx < DE_LENGTH_OF_ARRAY(primitiveTypes); primitiveNdx++)
810 {
811 const DataType type = primitiveTypes[primitiveNdx];
812
813 for (int stageNdx = 0; stageNdx < DE_LENGTH_OF_ARRAY(checkStages); stageNdx++)
814 {
815 const string name = string(getDataTypeName(type)) + "_" + stageNames[stageNdx];
816 // stay comfortably within minimum max uniform component count (896 in fragment) and sampler count with all types
817 const int arraySize = (getDataTypeScalarSize(type) > 4 || isDataTypeSampler(type)) ? 3 : 7;
818
819 vector<UniformInfo> config;
820
821 UniformInfo uniform (VarType(VarType(createVarType(type), arraySize), arraySize),
822 checkStages[stageNdx],
823 checkStages[stageNdx],
824 checkStages[stageNdx],
825 rng.getInt(0, maxLocations-1-arraySize*arraySize));
826
827 config.push_back(uniform);
828 group->addChild(new UniformLocationCase (m_testCtx, m_context.getRenderContext(), name.c_str(), name.c_str(), config));
829 }
830 }
831 }
832
833 // Structs
834 {
835 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "struct", "Struct location, random contents & declaration location");
836 de::Random rng (baseSeed + 0x4001);
837 addChild(group);
838
839 for (int caseNdx = 0; caseNdx < 16; caseNdx++)
840 {
841 typedef UniformInfo::ShaderStage Stage;
842
843 const string name = "case_" + de::toString(caseNdx);
844
845 const Stage layoutLoc = Stage(rng.getUint32()&0x3);
846 const Stage declareLoc = Stage((rng.getUint32()&0x3) | layoutLoc);
847 const Stage verifyLoc = Stage((rng.getUint32()&0x3) & declareLoc);
848 const int location = layoutLoc ? rng.getInt(0, maxLocations-1-5) : -1;
849
850 StructType* structProto = new StructType("S");
851
852 structTypes.push_back(structProto);
853
854 structProto->addMember("a", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
855 structProto->addMember("b", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
856 structProto->addMember("c", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
857 structProto->addMember("d", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
858 structProto->addMember("e", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
859
860 {
861 vector<UniformInfo> config;
862
863 config.push_back(UniformInfo(VarType(structProto),
864 declareLoc,
865 layoutLoc,
866 verifyLoc,
867 location));
868 group->addChild(new UniformLocationCase (m_testCtx, m_context.getRenderContext(), name.c_str(), name.c_str(), config));
869 }
870 }
871 }
872
873 // Nested Structs
874 {
875 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "nested_struct", "Struct location specified with use, single shader stage");
876 de::Random rng (baseSeed + 0x5001);
877
878 addChild(group);
879
880 for (int caseNdx = 0; caseNdx < 16; caseNdx++)
881 {
882 typedef UniformInfo::ShaderStage Stage;
883
884 const string name = "case_" + de::toString(caseNdx);
885 const int baseLoc = rng.getInt(0, maxLocations-1-60);
886
887 // Structs need to be added in the order of their declaration
888 const Stage layoutLocs[]=
889 {
890 Stage(rng.getUint32()&0x3),
891 Stage(rng.getUint32()&0x3),
892 Stage(rng.getUint32()&0x3),
893 Stage(rng.getUint32()&0x3),
894 };
895
896 const deUint32 tempDecl[] =
897 {
898 (rng.getUint32()&0x3) | layoutLocs[0],
899 (rng.getUint32()&0x3) | layoutLocs[1],
900 (rng.getUint32()&0x3) | layoutLocs[2],
901 (rng.getUint32()&0x3) | layoutLocs[3],
902 };
903
904 // Component structs need to be declared if anything using them is declared
905 const Stage declareLocs[] =
906 {
907 Stage(tempDecl[0] | tempDecl[1] | tempDecl[2] | tempDecl[3]),
908 Stage(tempDecl[1] | tempDecl[2] | tempDecl[3]),
909 Stage(tempDecl[2] | tempDecl[3]),
910 Stage(tempDecl[3]),
911 };
912
913 const Stage verifyLocs[] =
914 {
915 Stage(rng.getUint32()&0x3 & declareLocs[0]),
916 Stage(rng.getUint32()&0x3 & declareLocs[1]),
917 Stage(rng.getUint32()&0x3 & declareLocs[2]),
918 Stage(rng.getUint32()&0x3 & declareLocs[3]),
919 };
920
921 StructType* testTypes[] =
922 {
923 new StructType("Type0"),
924 new StructType("Type1"),
925 new StructType("Type2"),
926 new StructType("Type3"),
927 };
928
929 structTypes.push_back(testTypes[0]);
930 structTypes.push_back(testTypes[1]);
931 structTypes.push_back(testTypes[2]);
932 structTypes.push_back(testTypes[3]);
933
934 testTypes[0]->addMember("a", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
935 testTypes[0]->addMember("b", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
936 testTypes[0]->addMember("c", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
937 testTypes[0]->addMember("d", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
938 testTypes[0]->addMember("e", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
939
940 testTypes[1]->addMember("a", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
941 testTypes[1]->addMember("b", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
942 testTypes[1]->addMember("c", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
943 testTypes[1]->addMember("d", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
944 testTypes[1]->addMember("e", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
945
946 testTypes[2]->addMember("a", VarType(testTypes[0]));
947 testTypes[2]->addMember("b", VarType(testTypes[1]));
948 testTypes[2]->addMember("c", createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]));
949
950 testTypes[3]->addMember("a", VarType(testTypes[2]));
951
952 {
953 vector<UniformInfo> config;
954
955 config.push_back(UniformInfo(VarType(testTypes[0]),
956 declareLocs[0],
957 layoutLocs[0],
958 verifyLocs[0],
959 layoutLocs[0] ? baseLoc : -1));
960
961 config.push_back(UniformInfo(VarType(testTypes[1]),
962 declareLocs[1],
963 layoutLocs[1],
964 verifyLocs[1],
965 layoutLocs[1] ? baseLoc+5 : -1));
966
967 config.push_back(UniformInfo(VarType(testTypes[2]),
968 declareLocs[2],
969 layoutLocs[2],
970 verifyLocs[2],
971 layoutLocs[2] ? baseLoc+16 : -1));
972
973 config.push_back(UniformInfo(VarType(testTypes[3]),
974 declareLocs[3],
975 layoutLocs[3],
976 verifyLocs[3],
977 layoutLocs[3] ? baseLoc+27 : -1));
978
979 group->addChild(new UniformLocationCase (m_testCtx, m_context.getRenderContext(), name.c_str(), name.c_str(), config));
980 }
981 }
982 }
983
984 // Min/Max location
985 {
986 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "min_max", "Maximum & minimum location");
987
988 addChild(group);
989
990 for (int primitiveNdx = 0; primitiveNdx < DE_LENGTH_OF_ARRAY(primitiveTypes); primitiveNdx++)
991 {
992 const DataType type = primitiveTypes[primitiveNdx];
993
994 for (int stageNdx = 0; stageNdx < DE_LENGTH_OF_ARRAY(checkStages); stageNdx++)
995 {
996 const string name = string(getDataTypeName(type)) + "_" + stageNames[stageNdx];
997 vector<UniformInfo> config;
998
999 config.push_back(UniformInfo(createVarType(type),
1000 checkStages[stageNdx],
1001 checkStages[stageNdx],
1002 checkStages[stageNdx],
1003 0));
1004
1005 group->addChild(new UniformLocationCase (m_testCtx, m_context.getRenderContext(), (name+"_min").c_str(), (name+"_min").c_str(), config));
1006
1007 group->addChild(new MaxUniformLocationCase (m_testCtx, m_context.getRenderContext(), (name+"_max").c_str(), (name+"_max").c_str(), config));
1008 }
1009 }
1010 }
1011
1012 // Link
1013 {
1014 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "link", "Location specified independently from use");
1015 de::Random rng (baseSeed + 0x82e1);
1016
1017 addChild(group);
1018
1019 for (int caseNdx = 0; caseNdx < 10; caseNdx++)
1020 {
1021 const string name = "case_" + de::toString(caseNdx);
1022 vector<UniformInfo> config;
1023
1024 vector<int> locations = shuffledRange(0, maxLocations, 0x1234 + caseNdx*100);
1025
1026 for (int count = 0; count < 32; count++)
1027 {
1028 typedef UniformInfo::ShaderStage Stage;
1029
1030 const Stage layoutLoc = Stage(rng.getUint32()&0x3);
1031 const Stage declareLoc = Stage((rng.getUint32()&0x3) | layoutLoc);
1032 const Stage verifyLoc = Stage((rng.getUint32()&0x3) & declareLoc);
1033
1034 const UniformInfo uniform (createVarType(primitiveTypes[rng.getInt(0, maxPrimitiveTypeNdx)]),
1035 declareLoc,
1036 layoutLoc,
1037 verifyLoc,
1038 (layoutLoc!=0) ? locations.back() : -1);
1039
1040 config.push_back(uniform);
1041 locations.pop_back();
1042 }
1043 group->addChild(new UniformLocationCase (m_testCtx, m_context.getRenderContext(), name.c_str(), name.c_str(), config));
1044 }
1045 }
1046
1047 // Negative
1048 {
1049 gls::ShaderLibrary shaderLibrary (m_testCtx, m_context.getRenderContext(), m_context.getContextInfo());
1050 const vector<TestNode*> negativeCases = shaderLibrary.loadShaderFile("shaders/uniform_location.test");
1051 tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, "negative", "Negative tests");
1052
1053 addChild(group);
1054
1055 for (int ndx = 0; ndx < int(negativeCases.size()); ndx++)
1056 group->addChild(negativeCases[ndx]);
1057 }
1058 }
1059
1060 } // Functional
1061 } // gles31
1062 } // deqp
1063