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369 lines
11 KiB
369 lines
11 KiB
/* |
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
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Vladimír Vondruš <mosra@centrum.cz> |
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included |
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in all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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#include "Magnum/PixelFormat.h" |
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#include <Corrade/Utility/Assert.h> |
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#include <Corrade/Utility/Debug.h> |
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namespace Magnum { |
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UnsignedInt pixelSize(const PixelFormat format) { |
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CORRADE_ASSERT(!(UnsignedInt(format) & (1 << 31)), |
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"pixelSize(): can't determine pixel size of an implementation-specific format", {}); |
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switch(format) { |
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case PixelFormat::R8Unorm: |
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case PixelFormat::R8Snorm: |
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case PixelFormat::R8UI: |
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case PixelFormat::R8I: |
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return 1; |
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case PixelFormat::RG8Unorm: |
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case PixelFormat::RG8Snorm: |
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case PixelFormat::RG8UI: |
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case PixelFormat::RG8I: |
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case PixelFormat::R16Unorm: |
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case PixelFormat::R16Snorm: |
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case PixelFormat::R16UI: |
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case PixelFormat::R16I: |
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case PixelFormat::R16F: |
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return 2; |
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case PixelFormat::RGB8Unorm: |
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case PixelFormat::RGB8Snorm: |
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case PixelFormat::RGB8UI: |
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case PixelFormat::RGB8I: |
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return 3; |
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case PixelFormat::RGBA8Unorm: |
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case PixelFormat::RGBA8Snorm: |
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case PixelFormat::RGBA8UI: |
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case PixelFormat::RGBA8I: |
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case PixelFormat::RG16Unorm: |
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case PixelFormat::RG16Snorm: |
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case PixelFormat::RG16UI: |
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case PixelFormat::RG16I: |
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case PixelFormat::RG16F: |
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case PixelFormat::R32UI: |
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case PixelFormat::R32I: |
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case PixelFormat::R32F: |
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return 4; |
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case PixelFormat::RGB16Unorm: |
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case PixelFormat::RGB16Snorm: |
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case PixelFormat::RGB16UI: |
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case PixelFormat::RGB16I: |
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case PixelFormat::RGB16F: |
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return 6; |
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case PixelFormat::RGBA16Unorm: |
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case PixelFormat::RGBA16Snorm: |
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case PixelFormat::RGBA16UI: |
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case PixelFormat::RGBA16I: |
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case PixelFormat::RGBA16F: |
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case PixelFormat::RG32UI: |
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case PixelFormat::RG32I: |
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case PixelFormat::RG32F: |
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return 8; |
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case PixelFormat::RGB32UI: |
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case PixelFormat::RGB32I: |
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case PixelFormat::RGB32F: |
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return 12; |
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case PixelFormat::RGBA32UI: |
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case PixelFormat::RGBA32I: |
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case PixelFormat::RGBA32F: |
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return 16; |
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#if defined(MAGNUM_BUILD_DEPRECATED) && defined(MAGNUM_TARGET_GL) |
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CORRADE_IGNORE_DEPRECATED_PUSH |
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#if !(defined(MAGNUM_TARGET_WEBGL) && defined(MAGNUM_TARGET_GLES2)) |
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case PixelFormat::Red: |
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#endif |
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#ifndef MAGNUM_TARGET_GLES |
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case PixelFormat::Green: |
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case PixelFormat::Blue: |
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#endif |
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#ifdef MAGNUM_TARGET_GLES2 |
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case PixelFormat::Luminance: |
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#endif |
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#if !(defined(MAGNUM_TARGET_WEBGL) && defined(MAGNUM_TARGET_GLES2)) |
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case PixelFormat::RG: |
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#endif |
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#ifdef MAGNUM_TARGET_GLES2 |
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case PixelFormat::LuminanceAlpha: |
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#endif |
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case PixelFormat::RGB: |
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case PixelFormat::RGBA: |
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#ifndef MAGNUM_TARGET_GLES |
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case PixelFormat::BGR: |
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#endif |
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#ifndef MAGNUM_TARGET_WEBGL |
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case PixelFormat::BGRA: |
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#endif |
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#ifdef MAGNUM_TARGET_GLES2 |
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case PixelFormat::SRGB: |
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case PixelFormat::SRGBAlpha: |
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#endif |
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#ifndef MAGNUM_TARGET_GLES2 |
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case PixelFormat::RedInteger: |
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#ifndef MAGNUM_TARGET_GLES |
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case PixelFormat::GreenInteger: |
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case PixelFormat::BlueInteger: |
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#endif |
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case PixelFormat::RGInteger: |
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case PixelFormat::RGBInteger: |
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case PixelFormat::RGBAInteger: |
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#ifndef MAGNUM_TARGET_GLES |
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case PixelFormat::BGRInteger: |
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case PixelFormat::BGRAInteger: |
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#endif |
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#endif |
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case PixelFormat::DepthComponent: |
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#ifndef MAGNUM_TARGET_WEBGL |
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case PixelFormat::StencilIndex: |
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#endif |
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case PixelFormat::DepthStencil: |
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/** @todo CORRADE_ASSERT_UNREACHABLE() with message here */ |
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CORRADE_ASSERT(false, |
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"pixelSize(): called with deprecated GL-specific format, use GL::pixelSize() instead", {}); |
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CORRADE_IGNORE_DEPRECATED_POP |
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#endif |
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} |
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CORRADE_ASSERT_UNREACHABLE(); /* LCOV_EXCL_LINE */ |
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} |
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#ifndef DOXYGEN_GENERATING_OUTPUT |
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Debug& operator<<(Debug& debug, const PixelFormat value) { |
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if(isPixelFormatImplementationSpecific(value)) { |
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return debug << "PixelFormat::ImplementationSpecific(" << Debug::nospace << reinterpret_cast<void*>(pixelFormatUnwrap(value)) << Debug::nospace << ")"; |
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} |
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switch(value) { |
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/* LCOV_EXCL_START */ |
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#define _c(value) case PixelFormat::value: return debug << "PixelFormat::" #value; |
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_c(R8Unorm) |
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_c(RG8Unorm) |
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_c(RGB8Unorm) |
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_c(RGBA8Unorm) |
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_c(R8Snorm) |
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_c(RG8Snorm) |
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_c(RGB8Snorm) |
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_c(RGBA8Snorm) |
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_c(R8UI) |
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_c(RG8UI) |
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_c(RGB8UI) |
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_c(RGBA8UI) |
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_c(R8I) |
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_c(RG8I) |
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_c(RGB8I) |
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_c(RGBA8I) |
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_c(R16Unorm) |
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_c(RG16Unorm) |
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_c(RGB16Unorm) |
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_c(RGBA16Unorm) |
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_c(R16Snorm) |
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_c(RG16Snorm) |
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_c(RGB16Snorm) |
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_c(RGBA16Snorm) |
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_c(R16UI) |
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_c(RG16UI) |
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_c(RGB16UI) |
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_c(RGBA16UI) |
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_c(R16I) |
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_c(RG16I) |
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_c(RGB16I) |
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_c(RGBA16I) |
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_c(R32UI) |
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_c(RG32UI) |
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_c(RGB32UI) |
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_c(RGBA32UI) |
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_c(R32I) |
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_c(RG32I) |
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_c(RGB32I) |
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_c(RGBA32I) |
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_c(R16F) |
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_c(RG16F) |
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_c(RGB16F) |
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_c(RGBA16F) |
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_c(R32F) |
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_c(RG32F) |
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_c(RGB32F) |
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_c(RGBA32F) |
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#undef _c |
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/* Verbatim copy from GL/PixelFormat.cpp. Here mainly to suppress |
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compiler warnings about unhandled cases, to check that all values |
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from the original enum are present and also to check that there are |
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no accidentally conflicting values. */ |
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#if defined(MAGNUM_BUILD_DEPRECATED) && defined(MAGNUM_TARGET_GL) |
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CORRADE_IGNORE_DEPRECATED_PUSH |
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#define _c(value) case PixelFormat::value: return debug << "GL::PixelFormat::" #value; |
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#if !(defined(MAGNUM_TARGET_WEBGL) && defined(MAGNUM_TARGET_GLES2)) |
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_c(Red) |
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#endif |
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#ifndef MAGNUM_TARGET_GLES |
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_c(Green) |
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_c(Blue) |
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#endif |
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#ifdef MAGNUM_TARGET_GLES2 |
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_c(Luminance) |
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#endif |
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#if !(defined(MAGNUM_TARGET_WEBGL) && defined(MAGNUM_TARGET_GLES2)) |
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_c(RG) |
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#endif |
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#ifdef MAGNUM_TARGET_GLES2 |
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_c(LuminanceAlpha) |
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#endif |
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_c(RGB) |
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_c(RGBA) |
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#ifndef MAGNUM_TARGET_GLES |
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_c(BGR) |
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#endif |
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#ifndef MAGNUM_TARGET_WEBGL |
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_c(BGRA) |
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#endif |
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#ifdef MAGNUM_TARGET_GLES2 |
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_c(SRGB) |
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_c(SRGBAlpha) |
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#endif |
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#ifndef MAGNUM_TARGET_GLES2 |
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_c(RedInteger) |
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#ifndef MAGNUM_TARGET_GLES |
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_c(GreenInteger) |
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_c(BlueInteger) |
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#endif |
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_c(RGInteger) |
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_c(RGBInteger) |
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_c(RGBAInteger) |
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#ifndef MAGNUM_TARGET_GLES |
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_c(BGRInteger) |
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_c(BGRAInteger) |
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#endif |
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#endif |
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_c(DepthComponent) |
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#ifndef MAGNUM_TARGET_WEBGL |
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_c(StencilIndex) |
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#endif |
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_c(DepthStencil) |
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#undef _c |
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CORRADE_IGNORE_DEPRECATED_POP |
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#endif |
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/* LCOV_EXCL_STOP */ |
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} |
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return debug << "PixelFormat(" << Debug::nospace << reinterpret_cast<void*>(UnsignedInt(value)) << Debug::nospace << ")"; |
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} |
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#endif |
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#ifndef DOXYGEN_GENERATING_OUTPUT |
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Debug& operator<<(Debug& debug, const CompressedPixelFormat value) { |
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if(isCompressedPixelFormatImplementationSpecific(value)) { |
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return debug << "CompressedPixelFormat::ImplementationSpecific(" << Debug::nospace << reinterpret_cast<void*>(compressedPixelFormatUnwrap(value)) << Debug::nospace << ")"; |
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} |
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switch(value) { |
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/* LCOV_EXCL_START */ |
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#define _c(value) case CompressedPixelFormat::value: return debug << "CompressedPixelFormat::" #value; |
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_c(Bc1RGBUnorm) |
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_c(Bc1RGBAUnorm) |
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_c(Bc2RGBAUnorm) |
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_c(Bc3RGBAUnorm) |
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#undef _c |
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/* Verbatim copy from GL/PixelFormat.cpp. Here mainly to suppress |
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compiler warnings about unhandled cases, to check that all values |
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from the original enum are present and also to check that there are |
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no accidentally conflicting values. */ |
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#if defined(MAGNUM_BUILD_DEPRECATED) && defined(MAGNUM_TARGET_GL) |
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CORRADE_IGNORE_DEPRECATED_PUSH |
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#define _c(value) case CompressedPixelFormat::value: return debug << "GL::CompressedPixelFormat::" #value; |
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#ifndef MAGNUM_TARGET_GLES |
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_c(Red) |
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_c(RG) |
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_c(RGB) |
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_c(RGBA) |
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_c(RedRgtc1) |
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_c(RGRgtc2) |
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_c(SignedRedRgtc1) |
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_c(SignedRGRgtc2) |
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_c(RGBBptcUnsignedFloat) |
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_c(RGBBptcSignedFloat) |
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_c(RGBABptcUnorm) |
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_c(SRGBAlphaBptcUnorm) |
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#endif |
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#ifndef MAGNUM_TARGET_GLES2 |
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_c(RGB8Etc2) |
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_c(SRGB8Etc2) |
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_c(RGB8PunchthroughAlpha1Etc2) |
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_c(SRGB8PunchthroughAlpha1Etc2) |
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_c(RGBA8Etc2Eac) |
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_c(SRGB8Alpha8Etc2Eac) |
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_c(R11Eac) |
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_c(SignedR11Eac) |
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_c(RG11Eac) |
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_c(SignedRG11Eac) |
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#endif |
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_c(RGBS3tcDxt1) |
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_c(RGBAS3tcDxt1) |
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_c(RGBAS3tcDxt3) |
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_c(RGBAS3tcDxt5) |
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#ifndef MAGNUM_TARGET_WEBGL |
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_c(RGBAAstc4x4) |
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_c(SRGB8Alpha8Astc4x4) |
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_c(RGBAAstc5x4) |
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_c(SRGB8Alpha8Astc5x4) |
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_c(RGBAAstc5x5) |
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_c(SRGB8Alpha8Astc5x5) |
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_c(RGBAAstc6x5) |
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_c(SRGB8Alpha8Astc6x5) |
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_c(RGBAAstc6x6) |
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_c(SRGB8Alpha8Astc6x6) |
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_c(RGBAAstc8x5) |
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_c(SRGB8Alpha8Astc8x5) |
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_c(RGBAAstc8x6) |
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_c(SRGB8Alpha8Astc8x6) |
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_c(RGBAAstc8x8) |
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_c(SRGB8Alpha8Astc8x8) |
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_c(RGBAAstc10x5) |
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_c(SRGB8Alpha8Astc10x5) |
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_c(RGBAAstc10x6) |
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_c(SRGB8Alpha8Astc10x6) |
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_c(RGBAAstc10x8) |
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_c(SRGB8Alpha8Astc10x8) |
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_c(RGBAAstc10x10) |
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_c(SRGB8Alpha8Astc10x10) |
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_c(RGBAAstc12x10) |
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_c(SRGB8Alpha8Astc12x10) |
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_c(RGBAAstc12x12) |
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_c(SRGB8Alpha8Astc12x12) |
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#undef _c |
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#endif |
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CORRADE_IGNORE_DEPRECATED_POP |
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#endif |
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/* LCOV_EXCL_STOP */ |
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} |
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return debug << "CompressedPixelFormat(" << Debug::nospace << reinterpret_cast<void*>(UnsignedInt(value)) << Debug::nospace << ")"; |
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} |
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#endif |
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}
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