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.
252 lines
10 KiB
252 lines
10 KiB
/* |
|
This file is part of Magnum. |
|
|
|
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
|
2020, 2021, 2022, 2023 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 <sstream> |
|
#include <Corrade/Containers/StridedArrayView.h> |
|
#include <Corrade/Containers/String.h> |
|
#include <Corrade/Containers/StringStl.h> /** @todo remove once AbstractFont is <string>-free */ |
|
#include <Corrade/Containers/Triple.h> |
|
#include <Corrade/Utility/Path.h> |
|
|
|
#include "Magnum/Image.h" |
|
#include "Magnum/ImageView.h" |
|
#include "Magnum/PixelFormat.h" |
|
#include "Magnum/DebugTools/CompareImage.h" |
|
#ifdef MAGNUM_TARGET_GLES |
|
#include "Magnum/DebugTools/TextureImage.h" |
|
#endif |
|
#include "Magnum/Math/Range.h" |
|
#include "Magnum/GL/OpenGLTester.h" |
|
#include "Magnum/Text/AbstractFont.h" |
|
#include "Magnum/Text/GlyphCache.h" |
|
#include "Magnum/Trade/AbstractImporter.h" |
|
|
|
#include "configure.h" |
|
|
|
namespace Magnum { namespace Text { namespace Test { namespace { |
|
|
|
struct MagnumFontGLTest: GL::OpenGLTester { |
|
explicit MagnumFontGLTest(); |
|
|
|
void createGlyphCache(); |
|
void createGlyphCacheProcessedImage(); |
|
void createGlyphCacheNoGlyphs(); |
|
|
|
/* Explicitly forbid system-wide plugin dependencies */ |
|
PluginManager::Manager<Trade::AbstractImporter> _importerManager{"nonexistent"}; |
|
PluginManager::Manager<AbstractFont> _fontManager{"nonexistent"}; |
|
}; |
|
|
|
MagnumFontGLTest::MagnumFontGLTest() { |
|
addTests({&MagnumFontGLTest::createGlyphCache, |
|
&MagnumFontGLTest::createGlyphCacheProcessedImage, |
|
&MagnumFontGLTest::createGlyphCacheNoGlyphs}); |
|
|
|
/* Load the plugins directly from the build tree. Otherwise they're either |
|
static and already loaded or not present in the build tree. */ |
|
_fontManager.registerExternalManager(_importerManager); |
|
#if defined(TGAIMPORTER_PLUGIN_FILENAME) && defined(MAGNUMFONT_PLUGIN_FILENAME) |
|
CORRADE_INTERNAL_ASSERT_OUTPUT(_importerManager.load(TGAIMPORTER_PLUGIN_FILENAME) & PluginManager::LoadState::Loaded); |
|
CORRADE_INTERNAL_ASSERT_OUTPUT(_fontManager.load(MAGNUMFONT_PLUGIN_FILENAME) & PluginManager::LoadState::Loaded); |
|
#endif |
|
/* Optional plugins that don't have to be here */ |
|
#ifdef ANYIMAGEIMPORTER_PLUGIN_FILENAME |
|
CORRADE_INTERNAL_ASSERT_OUTPUT(_importerManager.load(ANYIMAGEIMPORTER_PLUGIN_FILENAME) & PluginManager::LoadState::Loaded); |
|
#endif |
|
} |
|
|
|
void MagnumFontGLTest::createGlyphCache() { |
|
Containers::Pointer<AbstractFont> font = _fontManager.instantiate("MagnumFont"); |
|
|
|
CORRADE_VERIFY(font->openFile(Utility::Path::join(MAGNUMFONT_TEST_DIR, "font.conf"), 0.0f)); |
|
|
|
Containers::Pointer<AbstractGlyphCache> cache = font->createGlyphCache(); |
|
CORRADE_VERIFY(cache); |
|
MAGNUM_VERIFY_NO_GL_ERROR(); |
|
|
|
/* The font should associate itself with the cache */ |
|
CORRADE_COMPARE(cache->fontCount(), 1); |
|
CORRADE_COMPARE(cache->findFont(font.get()), 0); |
|
|
|
/* Verify glyph contents */ |
|
CORRADE_COMPARE(cache->glyphCount(), 5); |
|
CORRADE_COMPARE(cache->fontGlyphCount(0), 4); |
|
CORRADE_COMPARE(cache->glyph(0), Containers::triple( |
|
Vector2i{-16, -8}, |
|
0, |
|
Range2Di{{0, 0}, {32, 16}})); |
|
CORRADE_COMPARE(cache->glyph(0, 0), Containers::triple( |
|
Vector2i{-16, -8}, |
|
0, |
|
Range2Di{{0, 0}, {32, 16}})); |
|
CORRADE_COMPARE(cache->glyph(0, font->glyphId(U'W')), Containers::triple( |
|
Vector2i{9, 26}, |
|
0, |
|
Range2Di{{0, 4}, {40, 64}})); |
|
CORRADE_COMPARE(cache->glyph(0, font->glyphId(U'e')), Containers::triple( |
|
Vector2i{9, 4}, |
|
0, |
|
Range2Di{{20, 0}, {128, 48}})); |
|
/* ě has deliberately the same glyph data as e */ |
|
UnsignedInt eId = font->glyphId( |
|
/* MSVC (but not clang-cl) doesn't support UTF-8 in char32_t literals |
|
but it does it regular strings. Still a problem in MSVC 2022, what a |
|
trash fire, can't you just give up on those codepage insanities |
|
already, ffs?! */ |
|
#if defined(CORRADE_TARGET_MSVC) && !defined(CORRADE_TARGET_CLANG) |
|
U'\u011B' |
|
#else |
|
U'ě' |
|
#endif |
|
); |
|
CORRADE_COMPARE(cache->glyph(0, eId), Containers::triple( |
|
Vector2i{9, 4}, |
|
0, |
|
Range2Di{{20, 0}, {128, 48}})); |
|
|
|
if(!(_importerManager.loadState("AnyImageImporter") & PluginManager::LoadState::Loaded) || |
|
!(_importerManager.loadState("TgaImporter") & PluginManager::LoadState::Loaded)) |
|
CORRADE_SKIP("AnyImageImporter / TgaImporter plugins not found, not testing glyph cache contents"); |
|
|
|
#ifdef MAGNUM_TARGET_GLES2 |
|
CORRADE_SKIP("Luminance format used on GLES2 isn't usable for framebuffer reading, can't verify texture contents."); |
|
#else |
|
/* Verify the actual texture. It should be the image file verbatim. On GLES |
|
we cannot really verify that the size matches, but at least |
|
something. */ |
|
#ifndef MAGNUM_TARGET_GLES |
|
Image2D image = static_cast<GlyphCache&>(*cache).texture().image(0, {PixelFormat::R8Unorm}); |
|
#else |
|
Image2D image = DebugTools::textureSubImage(static_cast<GlyphCache&>(*cache).texture(), 0, {{}, {128, 64}}, {PixelFormat::R8Unorm}); |
|
#endif |
|
MAGNUM_VERIFY_NO_GL_ERROR(); |
|
CORRADE_COMPARE_WITH(image, |
|
Utility::Path::join(MAGNUMFONT_TEST_DIR, "font.tga"), |
|
DebugTools::CompareImageToFile{_importerManager}); |
|
#endif |
|
} |
|
|
|
void MagnumFontGLTest::createGlyphCacheProcessedImage() { |
|
/* Compared to createGlyphCache(), this tests the case where the image size |
|
is different from the actual size to which glyphs are positioned */ |
|
|
|
Containers::Pointer<AbstractFont> font = _fontManager.instantiate("MagnumFont"); |
|
|
|
CORRADE_VERIFY(font->openFile(Utility::Path::join(MAGNUMFONT_TEST_DIR, "font-processed.conf"), 0.0f)); |
|
|
|
Containers::Pointer<AbstractGlyphCache> cache = font->createGlyphCache(); |
|
CORRADE_VERIFY(cache); |
|
MAGNUM_VERIFY_NO_GL_ERROR(); |
|
|
|
/* The font should associate itself with the cache */ |
|
CORRADE_COMPARE(cache->fontCount(), 1); |
|
CORRADE_COMPARE(cache->findFont(font.get()), 0); |
|
|
|
/* Verify glyph contents */ |
|
CORRADE_COMPARE(cache->glyphCount(), 5); |
|
CORRADE_COMPARE(cache->fontGlyphCount(0), 4); |
|
CORRADE_COMPARE(cache->glyph(0), Containers::triple( |
|
Vector2i{-16, -8}, |
|
0, |
|
Range2Di{{0, 0}, {32, 16}})); |
|
CORRADE_COMPARE(cache->glyph(0, 0), Containers::triple( |
|
Vector2i{-16, -8}, |
|
0, |
|
Range2Di{{0, 0}, {32, 16}})); |
|
CORRADE_COMPARE(cache->glyph(0, font->glyphId(U'W')), Containers::triple( |
|
Vector2i{9, 26}, |
|
0, |
|
Range2Di{{0, 4}, {40, 64}})); |
|
CORRADE_COMPARE(cache->glyph(0, font->glyphId(U'e')), Containers::triple( |
|
Vector2i{9, 4}, |
|
0, |
|
Range2Di{{20, 0}, {128, 48}})); |
|
/* ě has deliberately the same glyph data as e */ |
|
UnsignedInt eId = font->glyphId( |
|
/* MSVC (but not clang-cl) doesn't support UTF-8 in char32_t literals |
|
but it does it regular strings. Still a problem in MSVC 2022, what a |
|
trash fire, can't you just give up on those codepage insanities |
|
already, ffs?! */ |
|
#if defined(CORRADE_TARGET_MSVC) && !defined(CORRADE_TARGET_CLANG) |
|
U'\u011B' |
|
#else |
|
U'ě' |
|
#endif |
|
); |
|
CORRADE_COMPARE(cache->glyph(0, eId), Containers::triple( |
|
Vector2i{9, 4}, |
|
0, |
|
Range2Di{{20, 0}, {128, 48}})); |
|
|
|
if(!(_importerManager.loadState("AnyImageImporter") & PluginManager::LoadState::Loaded) || |
|
!(_importerManager.loadState("TgaImporter") & PluginManager::LoadState::Loaded)) |
|
CORRADE_SKIP("AnyImageImporter / TgaImporter plugins not found, not testing glyph cache contents"); |
|
|
|
#ifdef MAGNUM_TARGET_GLES2 |
|
CORRADE_SKIP("Luminance format used on GLES2 isn't usable for framebuffer reading, can't verify texture contents."); |
|
#else |
|
/* Verify the actual texture. It should be the image file verbatim. On GLES |
|
we cannot really verify that the size matches, but at least |
|
something. */ |
|
#ifndef MAGNUM_TARGET_GLES |
|
Image2D image = static_cast<GlyphCache&>(*cache).texture().image(0, {PixelFormat::R8Unorm}); |
|
#else |
|
Image2D image = DebugTools::textureSubImage(static_cast<GlyphCache&>(*cache).texture(), 0, {{}, {8, 4}}, {PixelFormat::R8Unorm}); |
|
#endif |
|
MAGNUM_VERIFY_NO_GL_ERROR(); |
|
CORRADE_COMPARE_WITH(image, |
|
Utility::Path::join(MAGNUMFONT_TEST_DIR, "font-processed.tga"), |
|
DebugTools::CompareImageToFile{_importerManager}); |
|
#endif |
|
} |
|
|
|
void MagnumFontGLTest::createGlyphCacheNoGlyphs() { |
|
Containers::Pointer<AbstractFont> font = _fontManager.instantiate("MagnumFont"); |
|
|
|
CORRADE_VERIFY(font->openFile(Utility::Path::join(MAGNUMFONT_TEST_DIR, "font-empty.conf"), 0.0f)); |
|
|
|
Containers::Pointer<AbstractGlyphCache> cache = font->createGlyphCache(); |
|
CORRADE_VERIFY(cache); |
|
MAGNUM_VERIFY_NO_GL_ERROR(); |
|
|
|
/* The font should associate itself with the cache even in this case */ |
|
CORRADE_COMPARE(cache->fontCount(), 1); |
|
CORRADE_COMPARE(cache->findFont(font.get()), 0); |
|
|
|
/* There's just the empty glyph added by the cache itself, nothing else */ |
|
CORRADE_COMPARE(cache->glyphCount(), 1); |
|
CORRADE_COMPARE(cache->fontGlyphCount(0), 0); |
|
CORRADE_COMPARE(cache->glyph(0), Containers::triple( |
|
Vector2i{}, |
|
0, |
|
Range2Di{})); |
|
|
|
/* Not testing the image as there's no special codepath taken for it if |
|
there are no glyphs */ |
|
} |
|
|
|
}}}} |
|
|
|
CORRADE_TEST_MAIN(Magnum::Text::Test::MagnumFontGLTest)
|
|
|