6f2dc4bdcb
Refactor build scripts. Update paths to MoltenVKGLSLToSPIRVConverter framework in demos. Fix rare build race condition on MoltenVKShaderConverter link to MoltenVK.
51 lines
1.8 KiB
C++
51 lines
1.8 KiB
C++
/*
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* SPIRVSupport.h
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*
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* Copyright (c) 2014-2019 The Brenwill Workshop Ltd. (http://www.brenwill.com)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __SPIRVSupport_h_
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#define __SPIRVSupport_h_ 1
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#include <string>
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#include <vector>
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namespace mvk {
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/** Appends the SPIR-V in human-readable form to the specified log string. */
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void logSPIRV(std::vector<uint32_t>& spirv, std::string& spvLog);
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/** Converts the SPIR-V code to an array of bytes (suitable for writing to a file). */
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void spirvToBytes(const std::vector<uint32_t>& spv, std::vector<char>& bytes);
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/** Converts an array of bytes (as read from a file) to SPIR-V code. */
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void bytesToSPIRV(const std::vector<char>& bytes, std::vector<uint32_t>& spv);
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/**
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* Ensures that the specified SPIR-V code has the correct endianness for this system,
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* and converts it in place if necessary. This can be used after loading SPIR-V code
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* from a file that may have been encoded on a system with the opposite endianness.
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*
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* This function tests for the SPIR-V magic number (in both endian states) to determine
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* whether conversion is required. It will not convert arrays of uint32_t values that
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* are not SPIR-V code.
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*
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* Returns whether the endianness was changed.
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*/
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bool ensureSPIRVEndianness(std::vector<uint32_t>& spv);
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}
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#endif
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