| #ifndef _GLUPROGRAMINTERFACEQUERY_HPP |
| #define _GLUPROGRAMINTERFACEQUERY_HPP |
| /*------------------------------------------------------------------------- |
| * 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 "gluDefs.hpp" |
| |
| #include <vector> |
| #include <string> |
| |
| namespace glw |
| { |
| class Functions; |
| } |
| |
| namespace glu |
| { |
| |
| //! Interface block info. |
| struct InterfaceBlockInfo |
| { |
| std::string name; |
| uint32_t index; |
| uint32_t bufferBinding; //!< GL_BUFFER_BINDING |
| uint32_t dataSize; //!< GL_BUFFER_DATA_SIZE |
| std::vector<int> activeVariables; //!< GL_ACTIVE_VARIABLES |
| |
| InterfaceBlockInfo(void) : index(~0u /* GL_INVALID_INDEX */), bufferBinding(0), dataSize(0) |
| { |
| } |
| }; |
| |
| //! Interface variable (uniform in uniform block, buffer variable) info. |
| struct InterfaceVariableInfo |
| { |
| std::string name; |
| uint32_t index; |
| uint32_t blockIndex; //!< GL_BLOCK_INDEX |
| uint32_t atomicCounterBufferIndex; //!< GL_ATOMIC_COUNTER_BUFFER_INDEX |
| uint32_t type; //!< GL_TYPE |
| uint32_t arraySize; //!< GL_ARRAY_SIZE |
| uint32_t offset; //!< GL_OFFSET |
| int32_t arrayStride; //!< GL_ARRAY_STRIDE |
| int32_t matrixStride; //!< GL_MATRIX_STRIDE |
| uint32_t topLevelArraySize; //!< GL_TOP_LEVEL_ARRAY_SIZE - set only for GL_BUFFER_VARIABLEs |
| int32_t topLevelArrayStride; //!< GL_TOP_LEVEL_ARRAY_STRIDE - set only for GL_BUFFER_VARIABLEs |
| bool isRowMajor; //!< GL_IS_ROW_MAJOR |
| |
| InterfaceVariableInfo(void) |
| : index(~0u /* GL_INVALID_INDEX */) |
| , blockIndex(~0u /* GL_INVALID_INDEX */) |
| , atomicCounterBufferIndex(~0u /* GL_INVALID_INDEX */) |
| , type(0) |
| , arraySize(0) |
| , offset(0) |
| , arrayStride(0) |
| , matrixStride(0) |
| , topLevelArraySize(0) |
| , topLevelArrayStride(0) |
| , isRowMajor(0) |
| { |
| } |
| }; |
| |
| int getProgramResourceInt(const glw::Functions &gl, uint32_t program, uint32_t programInterface, uint32_t index, |
| uint32_t queryParam); |
| uint32_t getProgramResourceUint(const glw::Functions &gl, uint32_t program, uint32_t programInterface, uint32_t index, |
| uint32_t queryParam); |
| |
| void getProgramResourceName(const glw::Functions &gl, uint32_t program, uint32_t programInterface, uint32_t index, |
| std::string &dst); |
| std::string getProgramResourceName(const glw::Functions &gl, uint32_t program, uint32_t programInterface, |
| uint32_t index); |
| |
| void getProgramInterfaceBlockInfo(const glw::Functions &gl, uint32_t program, uint32_t programInterface, uint32_t index, |
| InterfaceBlockInfo &info); |
| InterfaceBlockInfo getProgramInterfaceBlockInfo(const glw::Functions &gl, uint32_t program, uint32_t programInterface, |
| uint32_t index); |
| |
| void getProgramInterfaceVariableInfo(const glw::Functions &gl, uint32_t program, uint32_t programInterface, |
| uint32_t index, InterfaceVariableInfo &info); |
| InterfaceVariableInfo getProgramInterfaceVariableInfo(const glw::Functions &gl, uint32_t program, |
| uint32_t programInterface, uint32_t index); |
| |
| // Inline implementations for optimization (RVO in most cases). |
| |
| inline int getProgramResourceInt(const glw::Functions &gl, uint32_t program, uint32_t programInterface, uint32_t index, |
| uint32_t queryParam) |
| { |
| return (int)getProgramResourceUint(gl, program, programInterface, index, queryParam); |
| } |
| |
| inline std::string getProgramResourceName(const glw::Functions &gl, uint32_t program, uint32_t programInterface, |
| uint32_t index) |
| { |
| std::string name; |
| getProgramResourceName(gl, program, programInterface, index, name); |
| return name; |
| } |
| |
| inline InterfaceBlockInfo getProgramInterfaceBlockInfo(const glw::Functions &gl, uint32_t program, |
| uint32_t programInterface, uint32_t index) |
| { |
| InterfaceBlockInfo info; |
| getProgramInterfaceBlockInfo(gl, program, programInterface, index, info); |
| return info; |
| } |
| |
| inline InterfaceVariableInfo getProgramInterfaceVariableInfo(const glw::Functions &gl, uint32_t program, |
| uint32_t programInterface, uint32_t index) |
| { |
| InterfaceVariableInfo info; |
| getProgramInterfaceVariableInfo(gl, program, programInterface, index, info); |
| return info; |
| } |
| |
| } // namespace glu |
| |
| #endif // _GLUPROGRAMINTERFACEQUERY_HPP |