138 lines
4.4 KiB
C++
138 lines
4.4 KiB
C++
// Copyright(c) 2018, NVIDIA CORPORATION. All rights reserved.
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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 vk::Format::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, vk::Format::either vk::Format::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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// VulkanHpp Samples : FormatTraits
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// Compile test on using format traits functions
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#include <cassert>
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#include <cstring>
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#include <iostream>
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#include <map>
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#include <set>
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#ifdef VULKAN_HPP_USE_CXX_MODULE
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import vulkan_hpp;
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#else
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# include <vulkan/vulkan_format_traits.hpp>
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#endif
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int main( int /*argc*/, char ** /*argv*/ )
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{
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#if VULKAN_HPP_CPP_VERSION < 14
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assert( vk::blockSize( vk::Format::eR4G4UnormPack8 ) == 1 );
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#else
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static_assert( vk::blockSize( vk::Format::eR4G4UnormPack8 ) == 1, "Wrong blocksize !" );
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#endif
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vk::Format format = vk::Format::eR4G4UnormPack8;
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if ( vk::texelsPerBlock( format ) == 1 )
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{
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format = vk::Format::eR4G4B4A4UnormPack16;
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}
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assert( vk::blockExtent( vk::Format::eBc1RgbUnormBlock )[2] == 1 );
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format = vk::Format::eBc1RgbUnormBlock;
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if ( std::string( vk::compressionScheme( format ) ) == "BC" )
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{
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format = vk::Format::eR4G4UnormPack8;
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}
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#if VULKAN_HPP_CPP_VERSION < 14
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assert( vk::isCompressed( vk::Format::eBc1RgbSrgbBlock ) );
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#else
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static_assert( vk::isCompressed( vk::Format::eBc1RgbSrgbBlock ), "IsCompressed ?" );
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#endif
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assert( vk::packed( format ) == 8 );
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if ( vk::componentsAreCompressed( format ) )
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{
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format = vk::Format::eBc1RgbUnormBlock;
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}
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constexpr vk::Format constFormat = vk::Format::eR4G4UnormPack8;
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#if VULKAN_HPP_CPP_VERSION < 14
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assert( vk::componentBits( constFormat, 1 ) == 4 );
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#else
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static_assert( vk::componentBits( constFormat, 1 ) == 4, "Wrong component bits !" );
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#endif
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assert( vk::componentCount( constFormat ) == 2 );
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if ( std::strcmp( vk::componentName( constFormat, 0 ), "R" ) == 0 )
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{
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format = constFormat;
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}
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assert( std::string( vk::componentNumericFormat( constFormat, 1 ) ) == "UNORM" );
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#if VULKAN_HPP_CPP_VERSION < 14
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assert( vk::componentPlaneIndex( constFormat, 8 ) == 0 );
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#else
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static_assert( vk::componentPlaneIndex( constFormat, 8 ) == 0, "Hoo" );
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#endif
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if ( vk::planeCount( format ) != 1 )
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{
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format = constFormat;
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}
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assert( vk::planeCompatibleFormat( vk::Format::eG8B8R83Plane420Unorm, 2 ) == vk::Format::eR8Unorm );
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if ( vk::planeHeightDivisor( format, 0 ) == vk::planeWidthDivisor( format, 0 ) )
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{
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format = vk::Format::eG8B8R83Plane420Unorm;
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}
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auto const & allFormats = vk::getAllFormats();
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std::map<std::string, std::set<vk::Format>> compatibleFormats;
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for ( auto const & f : allFormats )
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{
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compatibleFormats[vk::compatibilityClass( f )].insert( f );
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}
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for ( auto const & cf : compatibleFormats )
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{
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std::cout << "class = " << cf.first << "\n";
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for ( auto const & lf : cf.second )
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{
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#if !defined( NDEBUG )
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for ( auto const & rf : cf.second )
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{
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assert( vk::blockSize( lf ) == vk::blockSize( rf ) );
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assert( vk::blockExtent( lf ) == vk::blockExtent( rf ) );
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assert( vk::texelsPerBlock( lf ) == vk::texelsPerBlock( rf ) );
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}
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#endif
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std::cout << "\t" << vk::to_string( lf ) << "\n";
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}
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std::cout << std::endl;
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}
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#if VULKAN_HPP_CPP_VERSION < 14
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assert( vk::hasRedComponent( vk::Format::eR4G4B4A4UnormPack16 ) );
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assert( vk::hasGreenComponent( vk::Format::eR4G4B4A4UnormPack16 ) );
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assert( vk::hasBlueComponent( vk::Format::eR4G4B4A4UnormPack16 ) );
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assert( vk::hasAlphaComponent( vk::Format::eR4G4B4A4UnormPack16 ) );
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assert( vk::isColor( vk::Format::eR4G4B4A4UnormPack16 ) );
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#else
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static_assert( vk::hasRedComponent( vk::Format::eR4G4B4A4UnormPack16 ), "Hoo" );
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static_assert( vk::hasGreenComponent( vk::Format::eR4G4B4A4UnormPack16 ), "Hoo" );
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static_assert( vk::hasBlueComponent( vk::Format::eR4G4B4A4UnormPack16 ), "Hoo" );
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static_assert( vk::hasAlphaComponent( vk::Format::eR4G4B4A4UnormPack16 ), "Hoo" );
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static_assert( vk::isColor( vk::Format::eR4G4B4A4UnormPack16 ), "Hoo" );
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#endif
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return 0;
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}
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