111 lines
4.6 KiB
C++
111 lines
4.6 KiB
C++
/*-------------------------------------------------------------------------
|
|
* drawElements Quality Program OpenGL Utilities
|
|
* ---------------------------------------------
|
|
*
|
|
* 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 Program interface query utilities
|
|
*//*--------------------------------------------------------------------*/
|
|
|
|
#include "gluProgramInterfaceQuery.hpp"
|
|
#include "glwFunctions.hpp"
|
|
#include "glwEnums.hpp"
|
|
|
|
#include <sstream>
|
|
|
|
namespace glu
|
|
{
|
|
|
|
deUint32 getProgramResourceUint (const glw::Functions& gl, deUint32 program, deUint32 programInterface, deUint32 index, deUint32 queryParam)
|
|
{
|
|
deUint32 value = 0;
|
|
gl.getProgramResourceiv(program, programInterface, index, 1, &queryParam, 1, DE_NULL, (int*)&value);
|
|
GLU_EXPECT_NO_ERROR(gl.getError(), "glGetProgramResourceiv()");
|
|
return value;
|
|
}
|
|
|
|
void getProgramResourceName (const glw::Functions& gl, deUint32 program, deUint32 programInterface, deUint32 index, std::string& dst)
|
|
{
|
|
const int length = getProgramResourceInt(gl, program, programInterface, index, GL_NAME_LENGTH);
|
|
|
|
if (length > 0)
|
|
{
|
|
std::vector<char> buf(length+1);
|
|
gl.getProgramResourceName(program, programInterface, index, (int)buf.size(), DE_NULL, &buf[0]);
|
|
GLU_EXPECT_NO_ERROR(gl.getError(), "glGetProgramResourceName()");
|
|
|
|
dst = (const char*)&buf[0];
|
|
}
|
|
else
|
|
{
|
|
std::ostringstream msg;
|
|
msg << "Empty name returned for " << programInterface << " at index " << index;
|
|
throw tcu::TestError(msg.str());
|
|
}
|
|
}
|
|
|
|
static void getProgramInterfaceActiveVariables (const glw::Functions& gl, deUint32 program, deUint32 programInterface, deUint32 index, std::vector<int>& activeVariables)
|
|
{
|
|
const int numActiveVariables = getProgramResourceInt(gl, program, programInterface, index, GL_NUM_ACTIVE_VARIABLES);
|
|
|
|
activeVariables.resize(numActiveVariables);
|
|
if (numActiveVariables > 0)
|
|
{
|
|
const deUint32 queryParam = GL_ACTIVE_VARIABLES;
|
|
gl.getProgramResourceiv(program, programInterface, index, 1, &queryParam, (int)activeVariables.size(), DE_NULL, &activeVariables[0]);
|
|
GLU_EXPECT_NO_ERROR(gl.getError(), "glGetProgramResourceiv(GL_PROGRAM_ACTIVE_VARIABLES)");
|
|
}
|
|
}
|
|
|
|
void getProgramInterfaceBlockInfo (const glw::Functions& gl, deUint32 program, deUint32 programInterface, deUint32 index, InterfaceBlockInfo& info)
|
|
{
|
|
info.index = index;
|
|
info.bufferBinding = getProgramResourceUint(gl, program, programInterface, index, GL_BUFFER_BINDING);
|
|
info.dataSize = getProgramResourceUint(gl, program, programInterface, index, GL_BUFFER_DATA_SIZE);
|
|
|
|
getProgramInterfaceActiveVariables(gl, program, programInterface, index, info.activeVariables);
|
|
|
|
if (programInterface != GL_ATOMIC_COUNTER_BUFFER)
|
|
getProgramResourceName(gl, program, programInterface, index, info.name);
|
|
}
|
|
|
|
void getProgramInterfaceVariableInfo (const glw::Functions& gl, deUint32 program, deUint32 programInterface, deUint32 index, InterfaceVariableInfo& info)
|
|
{
|
|
// \todo [2013-08-27 pyry] Batch queries!
|
|
info.index = index;
|
|
info.blockIndex = getProgramResourceUint(gl, program, programInterface, index, GL_BLOCK_INDEX);
|
|
info.type = getProgramResourceUint(gl, program, programInterface, index, GL_TYPE);
|
|
info.arraySize = getProgramResourceUint(gl, program, programInterface, index, GL_ARRAY_SIZE);
|
|
info.offset = getProgramResourceUint(gl, program, programInterface, index, GL_OFFSET);
|
|
info.arrayStride = getProgramResourceUint(gl, program, programInterface, index, GL_ARRAY_STRIDE);
|
|
info.matrixStride = getProgramResourceUint(gl, program, programInterface, index, GL_MATRIX_STRIDE);
|
|
info.isRowMajor = getProgramResourceUint(gl, program, programInterface, index, GL_IS_ROW_MAJOR) != GL_FALSE;
|
|
|
|
if (programInterface == GL_UNIFORM)
|
|
info.atomicCounterBufferIndex = getProgramResourceUint(gl, program, programInterface, index, GL_ATOMIC_COUNTER_BUFFER_INDEX);
|
|
|
|
if (programInterface == GL_BUFFER_VARIABLE)
|
|
{
|
|
info.topLevelArraySize = getProgramResourceUint(gl, program, programInterface, index, GL_TOP_LEVEL_ARRAY_SIZE);
|
|
info.topLevelArrayStride = getProgramResourceUint(gl, program, programInterface, index, GL_TOP_LEVEL_ARRAY_STRIDE);
|
|
}
|
|
|
|
getProgramResourceName(gl, program, programInterface, index, info.name);
|
|
}
|
|
|
|
} // glu
|