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/*
This file is part of Magnum.
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019,
2020, 2021, 2022, 2023, 2024, 2025
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 <Corrade/Containers/String.h>
#include <Corrade/Containers/StridedArrayView.h>
#include <Corrade/TestSuite/Compare/String.h>
#include <Corrade/Utility/Algorithms.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/GL/Context.h"
#include "Magnum/GL/Extensions.h"
#if defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
#include "Magnum/GL/PixelFormat.h"
#endif
#include "Magnum/GL/OpenGLTester.h"
#include "Magnum/GL/Texture.h"
#ifndef MAGNUM_TARGET_GLES2
#include "Magnum/GL/TextureArray.h"
#endif
#include "Magnum/GL/TextureFormat.h"
#include "Magnum/Math/Color.h"
#include "Magnum/Math/Range.h"
#include "Magnum/Text/GlyphCacheGL.h"
namespace Magnum { namespace Text { namespace Test { namespace {
struct GlyphCacheGLTest: GL::OpenGLTester {
explicit GlyphCacheGLTest();
void construct();
#ifndef MAGNUM_TARGET_GLES2
void constructArray();
#endif
void constructNoPadding();
#ifndef MAGNUM_TARGET_GLES2
void constructNoPaddingArray();
#endif
void constructProcessed();
#ifndef MAGNUM_TARGET_GLES2
void constructProcessedArray();
#endif
void constructProcessedNoPadding();
#ifndef MAGNUM_TARGET_GLES2
void constructProcessedNoPaddingArray();
#endif
#ifdef MAGNUM_BUILD_DEPRECATED
void constructDeprecated();
void constructDeprecatedProcessed();
void constructDeprecatedTextureFormat();
void constructDeprecatedTextureFormatProcessed();
#endif
void constructCopy();
#ifndef MAGNUM_TARGET_GLES2
void constructCopyArray();
#endif
void constructMove();
#ifndef MAGNUM_TARGET_GLES2
void constructMoveArray();
#endif
void setImage();
#ifndef MAGNUM_TARGET_GLES2
void setImageArray();
#endif
void setImageFourChannel();
/* setImageArray() tests a two-channel format, so no need for
setImageFourChannelArray() */
void flushImageSubclassProcessedFormatSize();
#ifndef MAGNUM_TARGET_GLES2
void flushImageSubclassProcessedFormatSizeArray();
#endif
};
GlyphCacheGLTest::GlyphCacheGLTest() {
addTests({&GlyphCacheGLTest::construct,
#ifndef MAGNUM_TARGET_GLES2
&GlyphCacheGLTest::constructArray,
#endif
&GlyphCacheGLTest::constructNoPadding,
#ifndef MAGNUM_TARGET_GLES2
&GlyphCacheGLTest::constructNoPaddingArray,
#endif
&GlyphCacheGLTest::constructProcessed,
#ifndef MAGNUM_TARGET_GLES2
&GlyphCacheGLTest::constructProcessedArray,
#endif
&GlyphCacheGLTest::constructProcessedNoPadding,
#ifndef MAGNUM_TARGET_GLES2
&GlyphCacheGLTest::constructProcessedNoPaddingArray,
#endif
#ifdef MAGNUM_BUILD_DEPRECATED
&GlyphCacheGLTest::constructDeprecated,
&GlyphCacheGLTest::constructDeprecatedProcessed,
&GlyphCacheGLTest::constructDeprecatedTextureFormat,
&GlyphCacheGLTest::constructDeprecatedTextureFormatProcessed,
#endif
&GlyphCacheGLTest::constructCopy,
#ifndef MAGNUM_TARGET_GLES2
&GlyphCacheGLTest::constructCopyArray,
#endif
&GlyphCacheGLTest::constructMove,
#ifndef MAGNUM_TARGET_GLES2
&GlyphCacheGLTest::constructMoveArray,
#endif
&GlyphCacheGLTest::setImage,
#ifndef MAGNUM_TARGET_GLES2
&GlyphCacheGLTest::setImageArray,
#endif
&GlyphCacheGLTest::setImageFourChannel,
&GlyphCacheGLTest::flushImageSubclassProcessedFormatSize,
#ifndef MAGNUM_TARGET_GLES2
&GlyphCacheGLTest::flushImageSubclassProcessedFormatSizeArray,
#endif
});
}
void GlyphCacheGLTest::construct() {
GlyphCacheGL cache{PixelFormat::R8Unorm, {256, 512}, {3, 2}};
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.features(), GlyphCacheFeatures{});
CORRADE_COMPARE(cache.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 1}));
CORRADE_COMPARE(cache.padding(), (Vector2i{3, 2}));
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector2i{256, 512}));
#endif
}
#ifndef MAGNUM_TARGET_GLES2
void GlyphCacheGLTest::constructArray() {
#ifndef MAGNUM_TARGET_GLES
if(!GL::Context::current().isExtensionSupported<GL::Extensions::EXT::texture_array>())
CORRADE_SKIP(GL::Extensions::EXT::texture_array::string() << "is not supported.");
#endif
GlyphCacheArrayGL cache{PixelFormat::R8Unorm, {256, 512, 7}, {3, 2}};
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.features(), GlyphCacheFeatures{});
CORRADE_COMPARE(cache.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 7}));
CORRADE_COMPARE(cache.padding(), (Vector2i{3, 2}));
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector3i{256, 512, 7}));
#endif
}
#endif
void GlyphCacheGLTest::constructNoPadding() {
GlyphCacheGL cache{PixelFormat::RGBA8Unorm, {256, 512}};
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.format(), PixelFormat::RGBA8Unorm);
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 1}));
CORRADE_COMPARE(cache.padding(), Vector2i{1});
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector2i{256, 512}));
#endif
}
#ifndef MAGNUM_TARGET_GLES2
void GlyphCacheGLTest::constructNoPaddingArray() {
#ifndef MAGNUM_TARGET_GLES
if(!GL::Context::current().isExtensionSupported<GL::Extensions::EXT::texture_array>())
CORRADE_SKIP(GL::Extensions::EXT::texture_array::string() << "is not supported.");
#endif
GlyphCacheArrayGL cache{PixelFormat::RGBA8Unorm, {256, 512, 7}};
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.format(), PixelFormat::RGBA8Unorm);
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 7}));
CORRADE_COMPARE(cache.padding(), Vector2i{1});
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector3i{256, 512, 7}));
#endif
}
#endif
void GlyphCacheGLTest::constructProcessed() {
struct Cache: GlyphCacheGL {
explicit Cache(PixelFormat format, const Vector2i& size, PixelFormat processedFormat, const Vector2i& processedSize, const Vector2i& padding): GlyphCacheGL{format, size, processedFormat, processedSize, padding} {}
GlyphCacheFeatures doFeatures() const override {
return GlyphCacheFeature::ImageProcessing;
}
} cache{PixelFormat::R8Unorm, {256, 512}, PixelFormat::RGBA8Unorm, {128, 256}, {3, 2}};
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 1}));
CORRADE_COMPARE(cache.processedFormat(), PixelFormat::RGBA8Unorm);
CORRADE_COMPARE(cache.processedSize(), (Vector3i{128, 256, 1}));
CORRADE_COMPARE(cache.padding(), (Vector2i{3, 2}));
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector2i{128, 256}));
#endif
}
#ifndef MAGNUM_TARGET_GLES2
void GlyphCacheGLTest::constructProcessedArray() {
#ifndef MAGNUM_TARGET_GLES
if(!GL::Context::current().isExtensionSupported<GL::Extensions::EXT::texture_array>())
CORRADE_SKIP(GL::Extensions::EXT::texture_array::string() << "is not supported.");
#endif
struct Cache: GlyphCacheArrayGL {
explicit Cache(PixelFormat format, const Vector3i& size, PixelFormat processedFormat, const Vector2i& processedSize, const Vector2i& padding): GlyphCacheArrayGL{format, size, processedFormat, processedSize, padding} {}
GlyphCacheFeatures doFeatures() const override {
return GlyphCacheFeature::ImageProcessing;
}
} cache{PixelFormat::R8Unorm, {256, 512, 7}, PixelFormat::RGBA8Unorm, {128, 256}, {3, 2}};
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 7}));
CORRADE_COMPARE(cache.processedFormat(), PixelFormat::RGBA8Unorm);
CORRADE_COMPARE(cache.processedSize(), (Vector3i{128, 256, 7}));
CORRADE_COMPARE(cache.padding(), (Vector2i{3, 2}));
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector3i{128, 256, 7}));
#endif
}
#endif
void GlyphCacheGLTest::constructProcessedNoPadding() {
struct Cache: GlyphCacheGL {
explicit Cache(PixelFormat format, const Vector2i& size, PixelFormat processedFormat, const Vector2i& processedSize): GlyphCacheGL{format, size, processedFormat, processedSize} {}
GlyphCacheFeatures doFeatures() const override {
return GlyphCacheFeature::ImageProcessing;
}
} cache{PixelFormat::R8Unorm, {256, 512}, PixelFormat::RGBA8Unorm, {128, 256}};
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 1}));
CORRADE_COMPARE(cache.processedFormat(), PixelFormat::RGBA8Unorm);
CORRADE_COMPARE(cache.processedSize(), (Vector3i{128, 256, 1}));
CORRADE_COMPARE(cache.padding(), Vector2i{1});
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector2i{128, 256}));
#endif
}
#ifndef MAGNUM_TARGET_GLES2
void GlyphCacheGLTest::constructProcessedNoPaddingArray() {
#ifndef MAGNUM_TARGET_GLES
if(!GL::Context::current().isExtensionSupported<GL::Extensions::EXT::texture_array>())
CORRADE_SKIP(GL::Extensions::EXT::texture_array::string() << "is not supported.");
#endif
struct Cache: GlyphCacheArrayGL {
explicit Cache(PixelFormat format, const Vector3i& size, PixelFormat processedFormat, const Vector2i& processedSize): GlyphCacheArrayGL{format, size, processedFormat, processedSize} {}
GlyphCacheFeatures doFeatures() const override {
return GlyphCacheFeature::ImageProcessing;
}
} cache{PixelFormat::R8Unorm, {256, 512, 7}, PixelFormat::RGBA8Unorm, {128, 256}};
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 7}));
CORRADE_COMPARE(cache.processedFormat(), PixelFormat::RGBA8Unorm);
CORRADE_COMPARE(cache.processedSize(), (Vector3i{128, 256, 7}));
CORRADE_COMPARE(cache.padding(), Vector2i{1});
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector3i{128, 256, 7}));
#endif
}
#endif
#ifdef MAGNUM_BUILD_DEPRECATED
void GlyphCacheGLTest::constructDeprecated() {
CORRADE_IGNORE_DEPRECATED_PUSH
GlyphCacheGL cache{{256, 512}};
CORRADE_IGNORE_DEPRECATED_POP
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 1}));
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector2i{256, 512}));
#endif
}
void GlyphCacheGLTest::constructDeprecatedProcessed() {
CORRADE_IGNORE_DEPRECATED_PUSH
GlyphCacheGL cache{{256, 512}, {64, 128}, {}};
CORRADE_IGNORE_DEPRECATED_POP
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 1}));
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector2i{64, 128}));
#endif
}
void GlyphCacheGLTest::constructDeprecatedTextureFormat() {
CORRADE_IGNORE_DEPRECATED_PUSH
GlyphCacheGL cache{
#ifndef MAGNUM_TARGET_GLES2
GL::TextureFormat::RGBA8,
#else
GL::TextureFormat::RGBA,
#endif
{256, 512}};
CORRADE_IGNORE_DEPRECATED_POP
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 1}));
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector2i{256, 512}));
#endif
}
void GlyphCacheGLTest::constructDeprecatedTextureFormatProcessed() {
CORRADE_IGNORE_DEPRECATED_PUSH
GlyphCacheGL cache{
#ifndef MAGNUM_TARGET_GLES2
GL::TextureFormat::RGBA8,
#else
GL::TextureFormat::RGBA,
#endif
{256, 512}, {32, 64}, {}};
CORRADE_IGNORE_DEPRECATED_POP
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE(cache.size(), (Vector3i{256, 512, 1}));
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(cache.texture().imageSize(0), (Vector2i{32, 64}));
#endif
}
#endif
void GlyphCacheGLTest::constructCopy() {
CORRADE_VERIFY(!std::is_copy_constructible<GlyphCacheGL>{});
CORRADE_VERIFY(!std::is_copy_assignable<GlyphCacheGL>{});
}
#ifndef MAGNUM_TARGET_GLES2
void GlyphCacheGLTest::constructCopyArray() {
CORRADE_VERIFY(!std::is_copy_constructible<GlyphCacheArrayGL>{});
CORRADE_VERIFY(!std::is_copy_assignable<GlyphCacheArrayGL>{});
}
#endif
void GlyphCacheGLTest::constructMove() {
GlyphCacheGL a{PixelFormat::R8Unorm, {256, 512}};
GlyphCacheGL b = Utility::move(a);
CORRADE_COMPARE(b.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(b.size(), (Vector3i{256, 512, 1}));
GlyphCacheGL c{PixelFormat::RGBA8Unorm, {2, 3}};
c = Utility::move(b);
CORRADE_COMPARE(c.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(c.size(), (Vector3i{256, 512, 1}));
CORRADE_VERIFY(std::is_nothrow_move_constructible<GlyphCacheGL>::value);
CORRADE_VERIFY(std::is_nothrow_move_assignable<GlyphCacheGL>::value);
}
#ifndef MAGNUM_TARGET_GLES2
void GlyphCacheGLTest::constructMoveArray() {
#ifndef MAGNUM_TARGET_GLES
if(!GL::Context::current().isExtensionSupported<GL::Extensions::EXT::texture_array>())
CORRADE_SKIP(GL::Extensions::EXT::texture_array::string() << "is not supported.");
#endif
GlyphCacheArrayGL a{PixelFormat::R8Unorm, {256, 512, 7}};
GlyphCacheArrayGL b = Utility::move(a);
CORRADE_COMPARE(b.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(b.size(), (Vector3i{256, 512, 7}));
GlyphCacheArrayGL c{PixelFormat::RGBA8Unorm, {2, 3, 3}};
c = Utility::move(b);
CORRADE_COMPARE(c.format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(c.size(), (Vector3i{256, 512, 7}));
CORRADE_VERIFY(std::is_nothrow_move_constructible<GlyphCacheArrayGL>::value);
CORRADE_VERIFY(std::is_nothrow_move_assignable<GlyphCacheArrayGL>::value);
}
#endif
const UnsignedByte InputData[]{
0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
0x00, 0xff, 0x11, 0xee, 0x22, 0xdd, 0x33, 0xcc,
0x44, 0xbb, 0x55, 0xaa, 0x66, 0x99, 0x77, 0x88
};
const UnsignedByte ExpectedData[]{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
0, 0, 0, 0, 0, 0, 0, 0, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
0, 0, 0, 0, 0, 0, 0, 0, 0x00, 0xff, 0x11, 0xee, 0x22, 0xdd, 0x33, 0xcc,
0, 0, 0, 0, 0, 0, 0, 0, 0x44, 0xbb, 0x55, 0xaa, 0x66, 0x99, 0x77, 0x88
};
void GlyphCacheGLTest::setImage() {
GlyphCacheGL cache{PixelFormat::R8Unorm, {16, 8}};
/* Fill the texture with non-zero data to verify the padding gets uploaded
as well. On ES2 with EXT_texture_rg the internal format isn't Luminance
but Red. */
#if defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
if(GL::Context::current().isExtensionSupported<GL::Extensions::EXT::texture_rg>())
cache.texture().setSubImage(0, {}, Image2D{GL::PixelFormat::Red, GL::PixelType::UnsignedByte, {16, 8}, Containers::Array<char>{DirectInit, 16*8, '\xcd'}});
else
#endif
{
cache.texture().setSubImage(0, {}, Image2D{PixelFormat::R8Unorm, {16, 8}, Containers::Array<char>{DirectInit, 16*8, '\xcd'}});
}
MAGNUM_VERIFY_NO_GL_ERROR();
Utility::copy(
Containers::StridedArrayView2D<const UnsignedByte>{InputData, {4, 8}},
cache.image().pixels<UnsignedByte>()[0].sliceSize({4, 8}, {4, 8}));
cache.flushImage(Range2Di::fromSize({8, 4}, {8, 4}));
MAGNUM_VERIFY_NO_GL_ERROR();
ImageView3D actual = cache.image();
MAGNUM_VERIFY_NO_GL_ERROR();
/* The CPU-side image is zero-initialized, what was set above in the
texture isn't present there */
/** @todo ugh have slicing on images directly already, and 3D image
comparison */
CORRADE_COMPARE_AS((ImageView2D{actual.format(), actual.size().xy(), actual.data()}),
(ImageView2D{PixelFormat::R8Unorm, {16, 8}, ExpectedData}),
DebugTools::CompareImage);
#ifdef MAGNUM_TARGET_GLES2
CORRADE_SKIP("Luminance format used on GLES2 isn't usable for framebuffer reading, can't verify texture contents.");
#else
/* The actual texture has just the slice updated, the rest stays. On GLES
we cannot really verify that the size matches, but at least
something. */
#ifndef MAGNUM_TARGET_GLES
Image2D image = cache.texture().image(0, {PixelFormat::R8Unorm});
#else
Image2D image = DebugTools::textureSubImage(cache.texture(), 0, {{}, {16, 8}}, {PixelFormat::R8Unorm});
#endif
MAGNUM_VERIFY_NO_GL_ERROR();
const UnsignedByte expectedTextureData[]{
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0,
0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0,
0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0,
0x00, 0xff, 0x11, 0xee, 0x22, 0xdd, 0x33, 0xcc,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0,
0x44, 0xbb, 0x55, 0xaa, 0x66, 0x99, 0x77, 0x88
};
CORRADE_COMPARE_AS(image,
(ImageView2D{PixelFormat::R8Unorm, {16, 8}, expectedTextureData}),
DebugTools::CompareImage);
#endif
}
#ifndef MAGNUM_TARGET_GLES2
void GlyphCacheGLTest::setImageArray() {
#ifndef MAGNUM_TARGET_GLES
if(!GL::Context::current().isExtensionSupported<GL::Extensions::EXT::texture_array>())
CORRADE_SKIP(GL::Extensions::EXT::texture_array::string() << "is not supported.");
#endif
GlyphCacheArrayGL cache{PixelFormat::RG8Unorm, {8, 8, 4}};
/* Fill the texture with non-zero data to verify the padding gets uploaded
as well */
cache.texture().setSubImage(0, {}, Image3D{PixelFormat::RG8Unorm, {8, 8, 4}, Containers::Array<char>{DirectInit, 8*8*4*2, '\xcd'}});
MAGNUM_VERIFY_NO_GL_ERROR();
Utility::copy(
Containers::arrayCast<3, const Vector2ub>(Containers::StridedArrayView4D<const UnsignedByte>{InputData, {2, 2, 4, 2}}),
cache.image().pixels<Vector2ub>().sliceSize({1, 4, 3}, {2, 2, 4}));
cache.flushImage(Range3Di::fromSize({3, 4, 1}, {4, 2, 2}));
MAGNUM_VERIFY_NO_GL_ERROR();
ImageView3D actual3D = cache.image();
MAGNUM_VERIFY_NO_GL_ERROR();
/* The CPU-side image is zero-initialized, what was set above in the
texture isn't present there */
const UnsignedByte expectedData03[8*8*2]{};
const UnsignedByte expectedData1[]{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0, 0,
0, 0, 0, 0, 0, 0, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
const UnsignedByte expectedData2[]{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0x00, 0xff, 0x11, 0xee, 0x22, 0xdd, 0x33, 0xcc, 0, 0,
0, 0, 0, 0, 0, 0, 0x44, 0xbb, 0x55, 0xaa, 0x66, 0x99, 0x77, 0x88, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
/** @todo ugh have slicing on images directly already, and 3D image
comparison */
const std::size_t sliceSize = actual3D.size().xy().product()*2;
CORRADE_COMPARE_AS((ImageView2D{actual3D.format(), actual3D.size().xy(), actual3D.data()}),
(ImageView2D{PixelFormat::RG8Unorm, {8, 8}, expectedData03}),
DebugTools::CompareImage);
CORRADE_COMPARE_AS((ImageView2D{actual3D.format(), actual3D.size().xy(), actual3D.data().exceptPrefix(1*sliceSize)}),
(ImageView2D{PixelFormat::RG8Unorm, {8, 8}, expectedData1}),
DebugTools::CompareImage);
CORRADE_COMPARE_AS((ImageView2D{actual3D.format(), actual3D.size().xy(), actual3D.data().exceptPrefix(2*sliceSize)}),
(ImageView2D{PixelFormat::RG8Unorm, {8, 8}, expectedData2}),
DebugTools::CompareImage);
CORRADE_COMPARE_AS((ImageView2D{actual3D.format(), actual3D.size().xy(), actual3D.data().exceptPrefix(3*sliceSize)}),
(ImageView2D{PixelFormat::RG8Unorm, {8, 8}, expectedData03}),
DebugTools::CompareImage);
/* The actual texture has just the slice updated, the rest stays. On GLES
we cannot really verify that the size matches, but at least
something. */
#ifndef MAGNUM_TARGET_GLES
Image3D image = cache.texture().image(0, {PixelFormat::RG8Unorm});
/** @todo ugh have slicing on images directly already, and 3D image
comparison */
ImageView2D image0{image.format(), image.size().xy(), image.data()};
ImageView2D image1{image.format(), image.size().xy(), image.data().exceptPrefix(1*sliceSize)};
ImageView2D image2{image.format(), image.size().xy(), image.data().exceptPrefix(2*sliceSize)};
ImageView2D image3{image.format(), image.size().xy(), image.data().exceptPrefix(3*sliceSize)};
#else
Image2D image0 = DebugTools::textureSubImage(cache.texture(), 0, 0, {{}, {8, 8}}, {PixelFormat::RG8Unorm});
Image2D image1 = DebugTools::textureSubImage(cache.texture(), 0, 1, {{}, {8, 8}}, {PixelFormat::RG8Unorm});
Image2D image2 = DebugTools::textureSubImage(cache.texture(), 0, 2, {{}, {8, 8}}, {PixelFormat::RG8Unorm});
Image2D image3 = DebugTools::textureSubImage(cache.texture(), 0, 3, {{}, {8, 8}}, {PixelFormat::RG8Unorm});
#endif
MAGNUM_VERIFY_NO_GL_ERROR();
const UnsignedByte expectedTextureData03[]{
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
};
const UnsignedByte expectedTextureData1[]{
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0, 0, 0x00, 0x11,
0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0, 0, 0x88, 0x99,
0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
};
const UnsignedByte expectedTextureData2[]{
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0, 0, 0x00, 0xff,
0x11, 0xee, 0x22, 0xdd, 0x33, 0xcc, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0, 0, 0x44, 0xbb,
0x55, 0xaa, 0x66, 0x99, 0x77, 0x88, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
};
CORRADE_COMPARE_AS(image0,
(ImageView2D{PixelFormat::RG8Unorm, {8, 8}, expectedTextureData03}),
DebugTools::CompareImage);
{
#ifdef MAGNUM_TARGET_GLES
CORRADE_EXPECT_FAIL_IF(GL::Context::current().detectedDriver() >= GL::Context::DetectedDriver::SwiftShader,
"SwiftShader is trash and doesn't implement reading from non-zero array layers.");
#endif
CORRADE_COMPARE_AS(image1,
(ImageView2D{PixelFormat::RG8Unorm, {8, 8}, expectedTextureData1}),
DebugTools::CompareImage);
CORRADE_COMPARE_AS(image2,
(ImageView2D{PixelFormat::RG8Unorm, {8, 8}, expectedTextureData2}),
DebugTools::CompareImage);
}
/* This is broken on SwiftShader too, returning the first layer (or all
zeros) but since we expect the same as first layer (which is all zeros),
it passes */
CORRADE_COMPARE_AS(image3,
(ImageView2D{PixelFormat::RG8Unorm, {8, 8}, expectedTextureData03}),
DebugTools::CompareImage);
}
#endif
void GlyphCacheGLTest::setImageFourChannel() {
/* Same as setImage(), but with a four-channel format (so quarter of
width). Needed to be able to read the texture on ES2 to verify the
upload works, as there's a special case for when the EXT_unpack_subimage
extension isn't present. */
GlyphCacheGL cache{PixelFormat::RGBA8Unorm, {4, 8}};
/* Zero the texture to avoid comparing against garbage */
cache.texture().setSubImage(0, {}, Image2D{PixelFormat::RGBA8Unorm, {4, 8}, Containers::Array<char>{ValueInit, 4*4*8}});
Utility::copy(
Containers::StridedArrayView2D<const Color4ub>{Containers::arrayCast<const Color4ub>(Containers::arrayView(InputData)), {4, 2}},
cache.image().pixels<Color4ub>()[0].sliceSize({4, 2}, {4, 2}));
cache.flushImage(Range2Di::fromSize({2, 4}, {2, 4}));
MAGNUM_VERIFY_NO_GL_ERROR();
MutableImageView3D actual3 = cache.image();
/** @todo ugh have slicing on images directly already */
MutableImageView2D actual{actual3.format(), actual3.size().xy(), actual3.data()};
MAGNUM_VERIFY_NO_GL_ERROR();
ImageView2D expected{PixelFormat::RGBA8Unorm, {4, 8}, ExpectedData};
CORRADE_COMPARE_AS(actual,
expected,
DebugTools::CompareImage);
/* Verify the actual texture. It should be the same as above. On GLES we
cannot really verify that the size matches, but at least something. */
#ifndef MAGNUM_TARGET_GLES
Image2D image = cache.texture().image(0, {PixelFormat::RGBA8Unorm});
#else
Image2D image = DebugTools::textureSubImage(cache.texture(), 0, {{}, {4, 8}}, {PixelFormat::RGBA8Unorm});
#endif
MAGNUM_VERIFY_NO_GL_ERROR();
CORRADE_COMPARE_AS(image,
expected,
DebugTools::CompareImage);
}
void GlyphCacheGLTest::flushImageSubclassProcessedFormatSize() {
CORRADE_SKIP_IF_NO_ASSERT();
struct Cache: GlyphCacheGL {
explicit Cache(PixelFormat format, const Vector2i& size, PixelFormat processedFormat, const Vector2i& processedSize): GlyphCacheGL{format, size, processedFormat, processedSize} {}
GlyphCacheFeatures doFeatures() const override {
return GlyphCacheFeature::ImageProcessing;
}
};
Cache differentFormat{PixelFormat::R8Unorm, {32, 32}, PixelFormat::RGBA8Unorm, {32, 32}};
Cache differentSize{PixelFormat::R8Unorm, {32, 32}, PixelFormat::R8Unorm, {16, 32}};
Containers::String out;
Error redirectError{&out};
differentFormat.flushImage({{}, {32, 32}});
differentSize.flushImage({{}, {32, 32}});
CORRADE_COMPARE_AS(out,
"Text::GlyphCacheGL::flushImage(): subclass expected to provide a doSetImage() implementation to handle different processed format or size\n"
"Text::GlyphCacheGL::flushImage(): subclass expected to provide a doSetImage() implementation to handle different processed format or size\n",
TestSuite::Compare::String);
}
#ifndef MAGNUM_TARGET_GLES2
void GlyphCacheGLTest::flushImageSubclassProcessedFormatSizeArray() {
CORRADE_SKIP_IF_NO_ASSERT();
#ifndef MAGNUM_TARGET_GLES
if(!GL::Context::current().isExtensionSupported<GL::Extensions::EXT::texture_array>())
CORRADE_SKIP(GL::Extensions::EXT::texture_array::string() << "is not supported.");
#endif
struct Cache: GlyphCacheArrayGL {
explicit Cache(PixelFormat format, const Vector3i& size, PixelFormat processedFormat, const Vector2i& processedSize): GlyphCacheArrayGL{format, size, processedFormat, processedSize} {}
GlyphCacheFeatures doFeatures() const override {
return GlyphCacheFeature::ImageProcessing;
}
};
Cache differentFormat{PixelFormat::R8Unorm, {32, 32, 7}, PixelFormat::RGBA8Unorm, {32, 32}};
Cache differentSize{PixelFormat::R8Unorm, {32, 32, 7}, PixelFormat::R8Unorm, {16, 32}};
Containers::String out;
Error redirectError{&out};
differentFormat.flushImage({{}, {32, 32, 3}});
differentSize.flushImage({{}, {32, 32, 3}});
CORRADE_COMPARE_AS(out,
"Text::GlyphCacheArrayGL::flushImage(): subclass expected to provide a doSetImage() implementation to handle different processed format or size\n"
"Text::GlyphCacheArrayGL::flushImage(): subclass expected to provide a doSetImage() implementation to handle different processed format or size\n",
TestSuite::Compare::String);
}
#endif
}}}}
CORRADE_TEST_MAIN(Magnum::Text::Test::GlyphCacheGLTest)