You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
249 lines
8.5 KiB
249 lines
8.5 KiB
/*-------------------------------------------------------------------------
|
|
* drawElements Quality Program OpenGL (ES) Module
|
|
* -----------------------------------------------
|
|
*
|
|
* Copyright 2014 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
*//*!
|
|
* \file
|
|
* \brief Random uniform block layout case.
|
|
*//*--------------------------------------------------------------------*/
|
|
|
|
#include "glsRandomUniformBlockCase.hpp"
|
|
#include "tcuCommandLine.hpp"
|
|
#include "deRandom.hpp"
|
|
#include "deStringUtil.hpp"
|
|
|
|
using std::string;
|
|
using std::vector;
|
|
|
|
namespace deqp
|
|
{
|
|
namespace gls
|
|
{
|
|
|
|
using namespace gls::ub;
|
|
|
|
RandomUniformBlockCase::RandomUniformBlockCase (tcu::TestContext& testCtx,
|
|
glu::RenderContext& renderCtx,
|
|
glu::GLSLVersion glslVersion,
|
|
const char* name,
|
|
const char* description,
|
|
BufferMode bufferMode,
|
|
deUint32 features,
|
|
deUint32 seed)
|
|
: UniformBlockCase (testCtx, renderCtx, name, description, glslVersion, bufferMode)
|
|
, m_features (features)
|
|
, m_maxVertexBlocks ((features & FEATURE_VERTEX_BLOCKS) ? 4 : 0)
|
|
, m_maxFragmentBlocks ((features & FEATURE_FRAGMENT_BLOCKS) ? 4 : 0)
|
|
, m_maxSharedBlocks ((features & FEATURE_SHARED_BLOCKS) ? 4 : 0)
|
|
, m_maxInstances ((features & FEATURE_INSTANCE_ARRAYS) ? 3 : 0)
|
|
, m_maxArrayLength ((features & FEATURE_ARRAYS) ? 8 : 0)
|
|
, m_maxStructDepth ((features & FEATURE_STRUCTS) ? 2 : 0)
|
|
, m_maxBlockMembers (5)
|
|
, m_maxStructMembers (4)
|
|
, m_seed (seed)
|
|
, m_blockNdx (1)
|
|
, m_uniformNdx (1)
|
|
, m_structNdx (1)
|
|
{
|
|
}
|
|
|
|
void RandomUniformBlockCase::init (void)
|
|
{
|
|
de::Random rnd(m_seed);
|
|
|
|
int numShared = m_maxSharedBlocks > 0 ? rnd.getInt(1, m_maxSharedBlocks) : 0;
|
|
int numVtxBlocks = m_maxVertexBlocks-numShared > 0 ? rnd.getInt(1, m_maxVertexBlocks-numShared) : 0;
|
|
int numFragBlocks = m_maxFragmentBlocks-numShared > 0 ? rnd.getInt(1, m_maxFragmentBlocks-numShared) : 0;
|
|
|
|
for (int ndx = 0; ndx < numShared; ndx++)
|
|
generateBlock(rnd, DECLARE_VERTEX|DECLARE_FRAGMENT);
|
|
|
|
for (int ndx = 0; ndx < numVtxBlocks; ndx++)
|
|
generateBlock(rnd, DECLARE_VERTEX);
|
|
|
|
for (int ndx = 0; ndx < numFragBlocks; ndx++)
|
|
generateBlock(rnd, DECLARE_FRAGMENT);
|
|
}
|
|
|
|
void RandomUniformBlockCase::generateBlock (de::Random& rnd, deUint32 layoutFlags)
|
|
{
|
|
DE_ASSERT(m_blockNdx <= 'z' - 'a');
|
|
|
|
const float instanceArrayWeight = 0.3f;
|
|
UniformBlock& block = m_interface.allocBlock((string("Block") + (char)('A' + m_blockNdx)).c_str());
|
|
int numInstances = (m_maxInstances > 0 && rnd.getFloat() < instanceArrayWeight) ? rnd.getInt(0, m_maxInstances) : 0;
|
|
int numUniforms = rnd.getInt(1, m_maxBlockMembers);
|
|
|
|
if (numInstances > 0)
|
|
block.setArraySize(numInstances);
|
|
|
|
if (numInstances > 0 || rnd.getBool())
|
|
block.setInstanceName((string("block") + (char)('A' + m_blockNdx)).c_str());
|
|
|
|
// Layout flag candidates.
|
|
vector<deUint32> layoutFlagCandidates;
|
|
layoutFlagCandidates.push_back(0);
|
|
if (m_features & FEATURE_PACKED_LAYOUT)
|
|
layoutFlagCandidates.push_back(LAYOUT_SHARED);
|
|
if ((m_features & FEATURE_SHARED_LAYOUT) && ((layoutFlags & DECLARE_BOTH) != DECLARE_BOTH))
|
|
layoutFlagCandidates.push_back(LAYOUT_PACKED); // \note packed layout can only be used in a single shader stage.
|
|
if (m_features & FEATURE_STD140_LAYOUT)
|
|
layoutFlagCandidates.push_back(LAYOUT_STD140);
|
|
|
|
layoutFlags |= rnd.choose<deUint32>(layoutFlagCandidates.begin(), layoutFlagCandidates.end());
|
|
|
|
if (m_features & FEATURE_MATRIX_LAYOUT)
|
|
{
|
|
static const deUint32 matrixCandidates[] = { 0, LAYOUT_ROW_MAJOR, LAYOUT_COLUMN_MAJOR };
|
|
layoutFlags |= rnd.choose<deUint32>(&matrixCandidates[0], &matrixCandidates[DE_LENGTH_OF_ARRAY(matrixCandidates)]);
|
|
}
|
|
|
|
block.setFlags(layoutFlags);
|
|
|
|
for (int ndx = 0; ndx < numUniforms; ndx++)
|
|
generateUniform(rnd, block);
|
|
|
|
m_blockNdx += 1;
|
|
}
|
|
|
|
static std::string genName (char first, char last, int ndx)
|
|
{
|
|
std::string str = "";
|
|
int alphabetLen = last - first + 1;
|
|
|
|
while (ndx > alphabetLen)
|
|
{
|
|
str.insert(str.begin(), (char)(first + ((ndx-1)%alphabetLen)));
|
|
ndx = ((ndx-1) / alphabetLen);
|
|
}
|
|
|
|
str.insert(str.begin(), (char)(first + (ndx%(alphabetLen+1)) - 1));
|
|
|
|
return str;
|
|
}
|
|
|
|
void RandomUniformBlockCase::generateUniform (de::Random& rnd, UniformBlock& block)
|
|
{
|
|
const float unusedVtxWeight = 0.15f;
|
|
const float unusedFragWeight = 0.15f;
|
|
bool unusedOk = (m_features & FEATURE_UNUSED_UNIFORMS) != 0;
|
|
deUint32 flags = 0;
|
|
std::string name = genName('a', 'z', m_uniformNdx);
|
|
VarType type = generateType(rnd, 0, true);
|
|
|
|
flags |= (unusedOk && rnd.getFloat() < unusedVtxWeight) ? UNUSED_VERTEX : 0;
|
|
flags |= (unusedOk && rnd.getFloat() < unusedFragWeight) ? UNUSED_FRAGMENT : 0;
|
|
|
|
block.addUniform(Uniform(name.c_str(), type, flags));
|
|
|
|
m_uniformNdx += 1;
|
|
}
|
|
|
|
VarType RandomUniformBlockCase::generateType (de::Random& rnd, int typeDepth, bool arrayOk)
|
|
{
|
|
const float structWeight = 0.1f;
|
|
const float arrayWeight = 0.1f;
|
|
|
|
if (typeDepth < m_maxStructDepth && rnd.getFloat() < structWeight)
|
|
{
|
|
const float unusedVtxWeight = 0.15f;
|
|
const float unusedFragWeight = 0.15f;
|
|
bool unusedOk = (m_features & FEATURE_UNUSED_MEMBERS) != 0;
|
|
vector<VarType> memberTypes;
|
|
int numMembers = rnd.getInt(1, m_maxStructMembers);
|
|
|
|
// Generate members first so nested struct declarations are in correct order.
|
|
for (int ndx = 0; ndx < numMembers; ndx++)
|
|
memberTypes.push_back(generateType(rnd, typeDepth+1, true));
|
|
|
|
StructType& structType = m_interface.allocStruct((string("s") + genName('A', 'Z', m_structNdx)).c_str());
|
|
m_structNdx += 1;
|
|
|
|
DE_ASSERT(numMembers <= 'Z' - 'A');
|
|
for (int ndx = 0; ndx < numMembers; ndx++)
|
|
{
|
|
deUint32 flags = 0;
|
|
|
|
flags |= (unusedOk && rnd.getFloat() < unusedVtxWeight) ? UNUSED_VERTEX : 0;
|
|
flags |= (unusedOk && rnd.getFloat() < unusedFragWeight) ? UNUSED_FRAGMENT : 0;
|
|
|
|
structType.addMember((string("m") + (char)('A' + ndx)).c_str(), memberTypes[ndx], flags);
|
|
}
|
|
|
|
return VarType(&structType);
|
|
}
|
|
else if (m_maxArrayLength > 0 && arrayOk && rnd.getFloat() < arrayWeight)
|
|
{
|
|
const bool arraysOfArraysOk = (m_features & FEATURE_ARRAYS_OF_ARRAYS) != 0;
|
|
const int arrayLength = rnd.getInt(1, m_maxArrayLength);
|
|
VarType elementType = generateType(rnd, typeDepth, arraysOfArraysOk);
|
|
return VarType(elementType, arrayLength);
|
|
}
|
|
else
|
|
{
|
|
vector<glu::DataType> typeCandidates;
|
|
|
|
typeCandidates.push_back(glu::TYPE_FLOAT);
|
|
typeCandidates.push_back(glu::TYPE_INT);
|
|
typeCandidates.push_back(glu::TYPE_UINT);
|
|
typeCandidates.push_back(glu::TYPE_BOOL);
|
|
|
|
if (m_features & FEATURE_VECTORS)
|
|
{
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_VEC2);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_VEC3);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_VEC4);
|
|
typeCandidates.push_back(glu::TYPE_INT_VEC2);
|
|
typeCandidates.push_back(glu::TYPE_INT_VEC3);
|
|
typeCandidates.push_back(glu::TYPE_INT_VEC4);
|
|
typeCandidates.push_back(glu::TYPE_UINT_VEC2);
|
|
typeCandidates.push_back(glu::TYPE_UINT_VEC3);
|
|
typeCandidates.push_back(glu::TYPE_UINT_VEC4);
|
|
typeCandidates.push_back(glu::TYPE_BOOL_VEC2);
|
|
typeCandidates.push_back(glu::TYPE_BOOL_VEC3);
|
|
typeCandidates.push_back(glu::TYPE_BOOL_VEC4);
|
|
}
|
|
|
|
if (m_features & FEATURE_MATRICES)
|
|
{
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_MAT2);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_MAT2X3);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_MAT3X2);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_MAT3);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_MAT3X4);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_MAT4X2);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_MAT4X3);
|
|
typeCandidates.push_back(glu::TYPE_FLOAT_MAT4);
|
|
}
|
|
|
|
glu::DataType type = rnd.choose<glu::DataType>(typeCandidates.begin(), typeCandidates.end());
|
|
deUint32 flags = 0;
|
|
|
|
if (!glu::isDataTypeBoolOrBVec(type))
|
|
{
|
|
// Precision.
|
|
static const deUint32 precisionCandidates[] = { PRECISION_LOW, PRECISION_MEDIUM, PRECISION_HIGH };
|
|
flags |= rnd.choose<deUint32>(&precisionCandidates[0], &precisionCandidates[DE_LENGTH_OF_ARRAY(precisionCandidates)]);
|
|
}
|
|
|
|
return VarType(type, flags);
|
|
}
|
|
}
|
|
|
|
} // gls
|
|
} // deqp
|