mirror of https://github.com/mosra/magnum.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
89 lines
4.1 KiB
89 lines
4.1 KiB
/* |
|
This file is part of Magnum. |
|
|
|
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
|
2020, 2021 Vladimír Vondruš <mosra@centrum.cz> |
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a |
|
copy of this software and associated documentation files (the "Software"), |
|
to deal in the Software without restriction, including without limitation |
|
the rights to use, copy, modify, merge, publish, distribute, sublicense, |
|
and/or sell copies of the Software, and to permit persons to whom the |
|
Software is furnished to do so, subject to the following conditions: |
|
|
|
The above copyright notice and this permission notice shall be included |
|
in all copies or substantial portions of the Software. |
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
|
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
|
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
|
DEALINGS IN THE SOFTWARE. |
|
*/ |
|
|
|
#include "Screenshot.h" |
|
|
|
#include <Corrade/Containers/Optional.h> |
|
#include <Corrade/Containers/StringStl.h> |
|
#include <Corrade/PluginManager/Manager.h> |
|
#include <Corrade/Utility/DebugStl.h> |
|
|
|
#include "Magnum/PixelFormat.h" |
|
#include "Magnum/Image.h" |
|
#include "Magnum/ImageView.h" |
|
#include "Magnum/GL/AbstractFramebuffer.h" |
|
#include "Magnum/GL/PixelFormat.h" |
|
#include "Magnum/Trade/AbstractImageConverter.h" |
|
|
|
namespace Magnum { namespace DebugTools { |
|
|
|
bool screenshot(GL::AbstractFramebuffer& framebuffer, const std::string& filename) { |
|
PluginManager::Manager<Trade::AbstractImageConverter> manager; |
|
return screenshot(manager, framebuffer, filename); |
|
} |
|
|
|
bool screenshot(PluginManager::Manager<Trade::AbstractImageConverter>& manager, GL::AbstractFramebuffer& framebuffer, const std::string& filename) { |
|
/* Get the implementation-specific color read format for given framebuffer */ |
|
const GL::PixelFormat format = framebuffer.implementationColorReadFormat(); |
|
const GL::PixelType type = framebuffer.implementationColorReadType(); |
|
auto genericFormat = [](GL::PixelFormat format, GL::PixelType type) -> Containers::Optional<PixelFormat> { |
|
#ifndef DOXYGEN_GENERATING_OUTPUT /* It gets *really* confused */ |
|
#define _c(generic, glFormat, glType, glTextureFormat) if(format == GL::PixelFormat::glFormat && type == GL::PixelType::glType) return PixelFormat::generic; |
|
#define _n(generic, glFormat, glType) if(format == GL::PixelFormat::glFormat && type == GL::PixelType::glType) return PixelFormat::generic; |
|
#define _s(generic) return {}; |
|
#include "Magnum/GL/Implementation/pixelFormatMapping.hpp" |
|
#undef _c |
|
#undef _n |
|
#undef _s |
|
#endif |
|
return {}; |
|
}(format, type); |
|
if(!genericFormat) { |
|
Error{} << "DebugTools::screenshot(): can't map (" << Debug::nospace << format << Debug::nospace << "," << type << Debug::nospace << ") to a generic pixel format"; |
|
return false; |
|
} |
|
|
|
return screenshot(manager, framebuffer, *genericFormat, filename); |
|
} |
|
|
|
bool screenshot(GL::AbstractFramebuffer& framebuffer, const PixelFormat format, const std::string& filename) { |
|
PluginManager::Manager<Trade::AbstractImageConverter> manager; |
|
return screenshot(manager, framebuffer, format, filename); |
|
} |
|
|
|
bool screenshot(PluginManager::Manager<Trade::AbstractImageConverter>& manager, GL::AbstractFramebuffer& framebuffer, const PixelFormat format, const std::string& filename) { |
|
Containers::Pointer<Trade::AbstractImageConverter> converter; |
|
if(!(converter = manager.loadAndInstantiate("AnyImageConverter"))) |
|
return false; |
|
|
|
Image2D image = framebuffer.read(framebuffer.viewport(), {format}); |
|
if(!converter->convertToFile(image, filename)) |
|
return false; |
|
|
|
Debug{} << "DebugTools::screenshot(): saved a" << format << "image of size" << image.size() << "to" << filename; |
|
return true; |
|
} |
|
|
|
}}
|
|
|