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/*
This file is part of Magnum.
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016
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/TestSuite/Compare/Container.h>
#include "Magnum/configure.h"
#ifndef MAGNUM_TARGET_GLES2
#include "Magnum/BufferImage.h"
#endif
#include "Magnum/CubeMapTexture.h"
#include "Magnum/Image.h"
#if !defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
#include "Magnum/ImageFormat.h"
#endif
#include "Magnum/PixelFormat.h"
#include "Magnum/TextureFormat.h"
#include "Magnum/Math/Color.h"
#include "Magnum/Math/Range.h"
#include "Magnum/Test/AbstractOpenGLTester.h"
namespace Magnum { namespace Test {
struct CubeMapTextureGLTest: AbstractOpenGLTester {
explicit CubeMapTextureGLTest();
void construct();
void constructNoCreate();
void wrap();
void bind();
#if !defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
void bindImage();
#endif
void sampling();
void samplingSRGBDecode();
#ifndef MAGNUM_TARGET_GLES2
void samplingSwizzle();
#else
void samplingMaxLevel();
void samplingCompare();
#endif
#if !defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
void samplingBorderInteger();
#endif
#ifndef MAGNUM_TARGET_GLES2
void samplingDepthStencilMode();
#endif
#ifdef MAGNUM_TARGET_GLES
void samplingBorder();
#endif
void storage();
void image();
void compressedImage();
#ifndef MAGNUM_TARGET_GLES2
void imageBuffer();
void compressedImageBuffer();
#endif
void immutableCompressedImage();
#ifndef MAGNUM_TARGET_GLES
void fullImageQuery();
void compressedFullImageQuery();
void fullImageQueryBuffer();
void compressedFullImageQueryBuffer();
#endif
void subImage();
void compressedSubImage();
#ifndef MAGNUM_TARGET_GLES2
void subImageBuffer();
void compressedSubImageBuffer();
#endif
#ifndef MAGNUM_TARGET_GLES
void subImageQuery();
void compressedSubImageQuery();
void subImageQueryBuffer();
void compressedSubImageQueryBuffer();
#endif
void generateMipmap();
void invalidateImage();
void invalidateSubImage();
private:
PixelStorage _dataStorage;
std::size_t _dataOffset;
#ifndef MAGNUM_TARGET_GLES
CompressedPixelStorage _compressedDataStorage, _compressedFullDataStorage;
#endif
std::size_t _compressedDataOffset, _compressedFullDataOffset;
};
CubeMapTextureGLTest::CubeMapTextureGLTest() {
addTests({&CubeMapTextureGLTest::construct,
&CubeMapTextureGLTest::constructNoCreate,
&CubeMapTextureGLTest::wrap,
&CubeMapTextureGLTest::bind,
#if !defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
&CubeMapTextureGLTest::bindImage,
#endif
&CubeMapTextureGLTest::sampling,
&CubeMapTextureGLTest::samplingSRGBDecode,
#ifndef MAGNUM_TARGET_GLES2
&CubeMapTextureGLTest::samplingSwizzle,
#else
&CubeMapTextureGLTest::samplingMaxLevel,
&CubeMapTextureGLTest::samplingCompare,
#endif
#if !defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
&CubeMapTextureGLTest::samplingBorderInteger,
#endif
#ifndef MAGNUM_TARGET_GLES2
&CubeMapTextureGLTest::samplingDepthStencilMode,
#endif
#ifdef MAGNUM_TARGET_GLES
&CubeMapTextureGLTest::samplingBorder,
#endif
&CubeMapTextureGLTest::storage,
&CubeMapTextureGLTest::image,
&CubeMapTextureGLTest::compressedImage,
#ifndef MAGNUM_TARGET_GLES2
&CubeMapTextureGLTest::imageBuffer,
&CubeMapTextureGLTest::compressedImageBuffer,
#endif
&CubeMapTextureGLTest::immutableCompressedImage,
#ifndef MAGNUM_TARGET_GLES
&CubeMapTextureGLTest::fullImageQuery,
&CubeMapTextureGLTest::compressedFullImageQuery,
&CubeMapTextureGLTest::fullImageQueryBuffer,
&CubeMapTextureGLTest::compressedFullImageQueryBuffer,
#endif
&CubeMapTextureGLTest::subImage,
&CubeMapTextureGLTest::compressedSubImage,
#ifndef MAGNUM_TARGET_GLES2
&CubeMapTextureGLTest::subImageBuffer,
&CubeMapTextureGLTest::compressedSubImageBuffer,
#endif
#ifndef MAGNUM_TARGET_GLES
&CubeMapTextureGLTest::subImageQuery,
&CubeMapTextureGLTest::compressedSubImageQuery,
&CubeMapTextureGLTest::subImageQueryBuffer,
&CubeMapTextureGLTest::compressedSubImageQueryBuffer,
#endif
&CubeMapTextureGLTest::generateMipmap,
&CubeMapTextureGLTest::invalidateImage,
&CubeMapTextureGLTest::invalidateSubImage});
_dataStorage = PixelStorage{}.setSkip({0, 1, 0});
_dataOffset = 8;
#ifdef MAGNUM_TARGET_GLES2
#ifndef MAGNUM_TARGET_WEBGL
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::unpack_subimage>())
#endif
{
_dataStorage = {};
_dataOffset = 0;
}
#endif
#ifndef MAGNUM_TARGET_GLES
if(Context::current().isExtensionSupported<Extensions::GL::ARB::compressed_texture_pixel_storage>())
{
_compressedDataStorage = CompressedPixelStorage{}
.setCompressedBlockSize({4, 4, 1})
.setCompressedBlockDataSize(16)
.setSkip({0, 4, 0});
_compressedFullDataStorage = CompressedPixelStorage{}
.setCompressedBlockSize({4, 4, 1})
.setCompressedBlockDataSize(16)
.setSkip({0, 0, 4});
_compressedDataOffset = 16;
_compressedFullDataOffset = 16*4;
} else
#endif
{
#ifndef MAGNUM_TARGET_GLES
_compressedDataStorage = {};
#endif
_compressedDataOffset = 0;
_compressedFullDataOffset = 0;
}
}
namespace {
template<std::size_t size, class T> Containers::ArrayView<const T> unsafeSuffix(const T(&data)[size], std::size_t offset) {
static_assert(sizeof(T) == 1, "");
return {data - offset, size + offset};
}
}
void CubeMapTextureGLTest::construct() {
{
CubeMapTexture texture;
MAGNUM_VERIFY_NO_ERROR();
CORRADE_VERIFY(texture.id() > 0);
}
MAGNUM_VERIFY_NO_ERROR();
}
void CubeMapTextureGLTest::constructNoCreate() {
{
CubeMapTexture texture{NoCreate};
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(texture.id(), 0);
}
MAGNUM_VERIFY_NO_ERROR();
}
void CubeMapTextureGLTest::wrap() {
GLuint id;
glGenTextures(1, &id);
/* Releasing won't delete anything */
{
auto texture = CubeMapTexture::wrap(id, ObjectFlag::DeleteOnDestruction);
CORRADE_COMPARE(texture.release(), id);
}
/* ...so we can wrap it again */
CubeMapTexture::wrap(id);
glDeleteTextures(1, &id);
}
void CubeMapTextureGLTest::bind() {
CubeMapTexture texture;
texture.bind(15);
MAGNUM_VERIFY_NO_ERROR();
AbstractTexture::unbind(15);
MAGNUM_VERIFY_NO_ERROR();
AbstractTexture::bind(7, {&texture, nullptr, &texture});
MAGNUM_VERIFY_NO_ERROR();
AbstractTexture::unbind(7, 3);
MAGNUM_VERIFY_NO_ERROR();
}
#if !defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
void CubeMapTextureGLTest::bindImage() {
#ifndef MAGNUM_TARGET_GLES
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::shader_image_load_store>())
CORRADE_SKIP(Extensions::GL::ARB::shader_image_load_store::string() + std::string(" is not supported."));
#else
if(!Context::current().isVersionSupported(Version::GLES310))
CORRADE_SKIP("OpenGL ES 3.1 is not supported.");
#endif
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::RGBA8, Vector2i{32})
.bindImage(2, 0, CubeMapCoordinate::NegativeX, ImageAccess::ReadWrite, ImageFormat::RGBA8);
MAGNUM_VERIFY_NO_ERROR();
texture.bindImageLayered(3, 0, ImageAccess::ReadWrite, ImageFormat::RGBA8);
AbstractTexture::unbindImage(2);
AbstractTexture::unbindImage(3);
MAGNUM_VERIFY_NO_ERROR();
#ifndef MAGNUM_TARGET_GLES
AbstractTexture::bindImages(1, {&texture, nullptr, &texture});
MAGNUM_VERIFY_NO_ERROR();
AbstractTexture::unbindImages(1, 3);
MAGNUM_VERIFY_NO_ERROR();
#endif
}
#endif
void CubeMapTextureGLTest::sampling() {
CubeMapTexture texture;
texture.setMinificationFilter(Sampler::Filter::Linear, Sampler::Mipmap::Linear)
.setMagnificationFilter(Sampler::Filter::Linear)
#ifndef MAGNUM_TARGET_GLES2
.setMinLod(-750.0f)
.setMaxLod(750.0f)
#ifndef MAGNUM_TARGET_GLES
.setLodBias(0.5f)
#endif
.setBaseLevel(1)
.setMaxLevel(750)
#endif
#ifndef MAGNUM_TARGET_GLES
.setWrapping(Sampler::Wrapping::ClampToBorder)
.setBorderColor(Color3(0.5f))
#else
.setWrapping(Sampler::Wrapping::ClampToEdge)
#endif
.setMaxAnisotropy(Sampler::maxMaxAnisotropy())
#ifndef MAGNUM_TARGET_GLES2
.setCompareMode(Sampler::CompareMode::CompareRefToTexture)
.setCompareFunction(Sampler::CompareFunction::GreaterOrEqual)
#endif
;
MAGNUM_VERIFY_NO_ERROR();
}
void CubeMapTextureGLTest::samplingSRGBDecode() {
#ifdef MAGNUM_TARGET_GLES2
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::sRGB>())
CORRADE_SKIP(Extensions::GL::EXT::sRGB::string() + std::string(" is not supported."));
#endif
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_sRGB_decode>())
CORRADE_SKIP(Extensions::GL::EXT::texture_sRGB_decode::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setSRGBDecode(false);
MAGNUM_VERIFY_NO_ERROR();
}
#ifndef MAGNUM_TARGET_GLES2
void CubeMapTextureGLTest::samplingSwizzle() {
#ifndef MAGNUM_TARGET_GLES
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::texture_swizzle>())
CORRADE_SKIP(Extensions::GL::ARB::texture_swizzle::string() + std::string(" is not supported."));
#endif
CubeMapTexture texture;
texture.setSwizzle<'b', 'g', 'r', '0'>();
MAGNUM_VERIFY_NO_ERROR();
}
#else
void CubeMapTextureGLTest::samplingMaxLevel() {
if(!Context::current().isExtensionSupported<Extensions::GL::APPLE::texture_max_level>())
CORRADE_SKIP(Extensions::GL::APPLE::texture_max_level::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setMaxLevel(750);
MAGNUM_VERIFY_NO_ERROR();
}
void CubeMapTextureGLTest::samplingCompare() {
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::shadow_samplers>() ||
!Context::current().isExtensionSupported<Extensions::GL::NV::shadow_samplers_cube>())
CORRADE_SKIP(Extensions::GL::NV::shadow_samplers_cube::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setCompareMode(Sampler::CompareMode::CompareRefToTexture)
.setCompareFunction(Sampler::CompareFunction::GreaterOrEqual);
MAGNUM_VERIFY_NO_ERROR();
}
#endif
#if !defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL)
void CubeMapTextureGLTest::samplingBorderInteger() {
#ifndef MAGNUM_TARGET_GLES
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_integer>())
CORRADE_SKIP(Extensions::GL::EXT::texture_integer::string() + std::string(" is not supported."));
#else
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_border_clamp>())
CORRADE_SKIP(Extensions::GL::EXT::texture_border_clamp::string() + std::string(" is not supported."));
#endif
CubeMapTexture a;
a.setWrapping(Sampler::Wrapping::ClampToBorder)
.setBorderColor(Vector4i(1, 56, 78, -2));
CubeMapTexture b;
b.setWrapping(Sampler::Wrapping::ClampToBorder)
.setBorderColor(Vector4ui(35, 56, 78, 15));
MAGNUM_VERIFY_NO_ERROR();
}
#endif
#ifndef MAGNUM_TARGET_GLES2
void CubeMapTextureGLTest::samplingDepthStencilMode() {
#ifndef MAGNUM_TARGET_GLES
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::stencil_texturing>())
CORRADE_SKIP(Extensions::GL::ARB::stencil_texturing::string() + std::string(" is not supported."));
#else
if(!Context::current().isVersionSupported(Version::GLES310))
CORRADE_SKIP("OpenGL ES 3.1 not supported.");
#endif
CubeMapTexture texture;
texture.setDepthStencilMode(Sampler::DepthStencilMode::StencilIndex);
MAGNUM_VERIFY_NO_ERROR();
}
#endif
#ifdef MAGNUM_TARGET_GLES
void CubeMapTextureGLTest::samplingBorder() {
if(!Context::current().isExtensionSupported<Extensions::GL::NV::texture_border_clamp>() &&
!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_border_clamp>())
CORRADE_SKIP("No required extension is supported.");
CubeMapTexture texture;
texture.setWrapping(Sampler::Wrapping::ClampToBorder)
.setBorderColor(Color3(0.5f));
MAGNUM_VERIFY_NO_ERROR();
}
#endif
void CubeMapTextureGLTest::storage() {
CubeMapTexture texture;
texture.setStorage(5, TextureFormat::RGBA8, Vector2i(32));
MAGNUM_VERIFY_NO_ERROR();
#ifndef MAGNUM_TARGET_GLES2
#ifdef MAGNUM_TARGET_GLES
if(!Context::current().isVersionSupported(Version::GLES310))
CORRADE_SKIP("OpenGL ES 3.1 not supported, skipping image size testing");
#endif
CORRADE_COMPARE(texture.imageSize(0), Vector2i(32));
CORRADE_COMPARE(texture.imageSize(1), Vector2i(16));
CORRADE_COMPARE(texture.imageSize(2), Vector2i(8));
CORRADE_COMPARE(texture.imageSize(3), Vector2i(4));
CORRADE_COMPARE(texture.imageSize(4), Vector2i(2));
/* Not available */
CORRADE_COMPARE(texture.imageSize(5), Vector2i(0));
MAGNUM_VERIFY_NO_ERROR();
#endif
}
namespace {
constexpr UnsignedByte Data[] = { 0x00, 0x01, 0x02, 0x03,
0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b,
0x0c, 0x0d, 0x0e, 0x0f };
/* Just 4x4 0x00 - 0x3f compressed using RGBA DXT3 by the driver */
constexpr UnsignedByte CompressedData[] = {
0, 17, 17, 34, 34, 51, 51, 67,
232, 57, 0, 0, 213, 255, 170, 2
};
}
void CubeMapTextureGLTest::image() {
CubeMapTexture texture;
texture.setImage(CubeMapCoordinate::PositiveX, 0, TextureFormat::RGBA8,
ImageView2D{_dataStorage, PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(2), unsafeSuffix(Data, _dataOffset)});
MAGNUM_VERIFY_NO_ERROR();
/** @todo How to test this on ES? */
#ifndef MAGNUM_TARGET_GLES
Image2D image = texture.image(CubeMapCoordinate::PositiveX, 0,
{_dataStorage, PixelFormat::RGBA, PixelType::UnsignedByte});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i(2));
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}.suffix(_dataOffset)),
Containers::ArrayView<const UnsignedByte>{Data}, TestSuite::Compare::Container);
#endif
}
void CubeMapTextureGLTest::compressedImage() {
#ifndef MAGNUM_TARGET_WEBGL
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
#else
if(!Context::current().isExtensionSupported<Extensions::GL::WEBGL::compressed_texture_s3tc>())
CORRADE_SKIP(Extensions::GL::WEBGL::compressed_texture_s3tc::string() + std::string(" is not supported."));
#endif
const CompressedImageView2D view{
#ifndef MAGNUM_TARGET_GLES
_compressedDataStorage,
#endif
CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{4}, unsafeSuffix(CompressedData, _compressedDataOffset)};
CubeMapTexture texture;
texture.setCompressedImage(CubeMapCoordinate::PositiveX, 0, view)
.setCompressedImage(CubeMapCoordinate::NegativeX, 0, view)
.setCompressedImage(CubeMapCoordinate::PositiveY, 0, view)
.setCompressedImage(CubeMapCoordinate::NegativeY, 0, view)
.setCompressedImage(CubeMapCoordinate::PositiveZ, 0, view)
.setCompressedImage(CubeMapCoordinate::NegativeZ, 0, view);
MAGNUM_VERIFY_NO_ERROR();
#ifndef MAGNUM_TARGET_GLES
CompressedImage2D image = texture.compressedImage(CubeMapCoordinate::PositiveX, 0, {_compressedDataStorage});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i{4});
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}).suffix(_compressedDataOffset),
Containers::ArrayView<const UnsignedByte>{CompressedData}, TestSuite::Compare::Container);
#endif
}
#ifndef MAGNUM_TARGET_GLES2
void CubeMapTextureGLTest::imageBuffer() {
CubeMapTexture texture;
texture.setImage(CubeMapCoordinate::PositiveX, 0, TextureFormat::RGBA8, BufferImage2D{
_dataStorage, PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(2), unsafeSuffix(Data, _dataOffset), BufferUsage::StaticDraw});
MAGNUM_VERIFY_NO_ERROR();
/** @todo How to test this on ES? */
#ifndef MAGNUM_TARGET_GLES
BufferImage2D image = texture.image(CubeMapCoordinate::PositiveX, 0,
{_dataStorage, PixelFormat::RGBA, PixelType::UnsignedByte}, BufferUsage::StaticRead);
const auto imageData = image.buffer().data<UnsignedByte>();
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i(2));
CORRADE_COMPARE_AS(imageData.suffix(_dataOffset),
Containers::ArrayView<const UnsignedByte>{Data}, TestSuite::Compare::Container);
#endif
}
void CubeMapTextureGLTest::compressedImageBuffer() {
#ifndef MAGNUM_TARGET_WEBGL
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
#else
if(!Context::current().isExtensionSupported<Extensions::GL::WEBGL::compressed_texture_s3tc>())
CORRADE_SKIP(Extensions::GL::WEBGL::compressed_texture_s3tc::string() + std::string(" is not supported."));
#endif
CompressedBufferImage2D buffer{
#ifndef MAGNUM_TARGET_GLES
_compressedDataStorage,
#endif
CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{4}, unsafeSuffix(CompressedData, _compressedDataOffset), BufferUsage::StaticDraw};
CubeMapTexture texture;
texture.setCompressedImage(CubeMapCoordinate::PositiveX, 0, buffer)
.setCompressedImage(CubeMapCoordinate::NegativeX, 0, buffer)
.setCompressedImage(CubeMapCoordinate::PositiveY, 0, buffer)
.setCompressedImage(CubeMapCoordinate::NegativeY, 0, buffer)
.setCompressedImage(CubeMapCoordinate::PositiveZ, 0, buffer)
.setCompressedImage(CubeMapCoordinate::NegativeZ, 0, buffer);
MAGNUM_VERIFY_NO_ERROR();
#ifndef MAGNUM_TARGET_GLES
CompressedBufferImage2D image = texture.compressedImage(CubeMapCoordinate::PositiveX, 0,
{_compressedDataStorage}, BufferUsage::StaticRead);
const auto imageData = image.buffer().data<UnsignedByte>();
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i{4});
CORRADE_COMPARE_AS(imageData.suffix(_compressedDataOffset),
Containers::ArrayView<const UnsignedByte>{CompressedData}, TestSuite::Compare::Container);
#endif
}
#endif
void CubeMapTextureGLTest::immutableCompressedImage() {
#ifndef MAGNUM_TARGET_GLES
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::texture_storage>())
CORRADE_SKIP(Extensions::GL::ARB::texture_storage::string() + std::string(" is not supported."));
#elif defined(MAGNUM_TARGET_GLES2)
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_storage>())
CORRADE_SKIP(Extensions::GL::EXT::texture_storage::string() + std::string(" is not supported."));
#endif
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
/* Testing that GL_TEXTURE_COMPRESSED_IMAGE_SIZE is consistent and returns
the same value regardless whether the texture is immutable or not. (Not
the case, at least on NVidia 358.16, compare with compressedImage() test
case that just calls setImage() six times instead of setStorage() and
gets value that's six times smaller. I couldn't find anything in the
specs so I suspect it's a bug). */
const CompressedImageView2D view{
#ifndef MAGNUM_TARGET_GLES
_compressedDataStorage,
#endif
CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{4}, unsafeSuffix(CompressedData, _compressedDataOffset)};
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::CompressedRGBAS3tcDxt3, Vector2i{4})
.setCompressedSubImage(CubeMapCoordinate::PositiveX, 0, {}, view)
.setCompressedSubImage(CubeMapCoordinate::NegativeX, 0, {}, view)
.setCompressedSubImage(CubeMapCoordinate::PositiveY, 0, {}, view)
.setCompressedSubImage(CubeMapCoordinate::NegativeY, 0, {}, view)
.setCompressedSubImage(CubeMapCoordinate::PositiveZ, 0, {}, view)
.setCompressedSubImage(CubeMapCoordinate::NegativeZ, 0, {}, view);
MAGNUM_VERIFY_NO_ERROR();
#ifndef MAGNUM_TARGET_GLES
CompressedImage2D image = texture.compressedImage(CubeMapCoordinate::NegativeY, 0, {});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i{4});
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}),
Containers::ArrayView<const UnsignedByte>{CompressedData}, TestSuite::Compare::Container);
#endif
}
#ifndef MAGNUM_TARGET_GLES
namespace {
constexpr UnsignedByte FullData[] = { 0x00, 0x01, 0x02, 0x03,
0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b,
0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13,
0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b,
0x1c, 0x1d, 0x1e, 0x1f,
0x20, 0x21, 0x22, 0x23,
0x24, 0x25, 0x26, 0x27,
0x28, 0x29, 0x2a, 0x2b,
0x2c, 0x2d, 0x2e, 0x2f,
0x30, 0x31, 0x32, 0x33,
0x34, 0x35, 0x36, 0x37,
0x38, 0x39, 0x3a, 0x3b,
0x3c, 0x3d, 0x3e, 0x3f,
0x40, 0x41, 0x42, 0x43,
0x44, 0x45, 0x46, 0x47,
0x48, 0x49, 0x4a, 0x4b,
0x4c, 0x4d, 0x4e, 0x4f,
0x50, 0x51, 0x52, 0x53,
0x54, 0x55, 0x56, 0x57,
0x58, 0x59, 0x5a, 0x5b,
0x5c, 0x5d, 0x5e, 0x5f };
const auto FullDataStorage = PixelStorage{}.setSkip({0, 0, 1});
const auto FullDataOffset = 16;
/* Just 4x4 0x00 - 0x3f compressed using RGBA DXT3 by the driver, repeated
six times */
constexpr UnsignedByte CompressedFullData[] = {
0, 17, 17, 34, 34, 51, 51, 67,
232, 57, 0, 0, 213, 255, 170, 2,
0, 17, 17, 34, 34, 51, 51, 67,
232, 57, 0, 0, 213, 255, 170, 2,
0, 17, 17, 34, 34, 51, 51, 67,
232, 57, 0, 0, 213, 255, 170, 2,
0, 17, 17, 34, 34, 51, 51, 67,
232, 57, 0, 0, 213, 255, 170, 2,
0, 17, 17, 34, 34, 51, 51, 67,
232, 57, 0, 0, 213, 255, 170, 2,
0, 17, 17, 34, 34, 51, 51, 67,
232, 57, 0, 0, 213, 255, 170, 2
};
}
void CubeMapTextureGLTest::fullImageQuery() {
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>())
CORRADE_SKIP(Extensions::GL::ARB::direct_state_access::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::RGBA8, Vector2i{2, 2})
.setSubImage(0, {}, ImageView3D{PixelFormat::RGBA, PixelType::UnsignedByte, {2, 2, 6}, FullData});
MAGNUM_VERIFY_NO_ERROR();
Image3D image = texture.image(0,
{FullDataStorage, PixelFormat::RGBA, PixelType::UnsignedByte});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector3i(2, 2, 6));
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}.suffix(FullDataOffset)),
Containers::ArrayView<const UnsignedByte>{FullData}, TestSuite::Compare::Container);
}
void CubeMapTextureGLTest::compressedFullImageQuery() {
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>())
CORRADE_SKIP(Extensions::GL::ARB::direct_state_access::string() + std::string(" is not supported."));
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::CompressedRGBAS3tcDxt3, Vector2i{4})
.setCompressedSubImage(0, {}, CompressedImageView3D{CompressedPixelFormat::RGBAS3tcDxt3, {4, 4, 6}, CompressedFullData});
MAGNUM_VERIFY_NO_ERROR();
CompressedImage3D image = texture.compressedImage(0, {_compressedFullDataStorage});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), (Vector3i{4, 4, 6}));
CORRADE_COMPARE_AS(
Containers::ArrayView<const UnsignedByte>(image.data<UnsignedByte>(), image.data().size()).suffix(_compressedFullDataOffset),
Containers::ArrayView<const UnsignedByte>{CompressedFullData}, TestSuite::Compare::Container);
}
void CubeMapTextureGLTest::fullImageQueryBuffer() {
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>())
CORRADE_SKIP(Extensions::GL::ARB::direct_state_access::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::RGBA8, Vector2i{2})
.setSubImage(0, {}, BufferImage3D{PixelFormat::RGBA, PixelType::UnsignedByte, {2, 2, 6}, FullData, BufferUsage::StaticDraw});
MAGNUM_VERIFY_NO_ERROR();
BufferImage3D image = texture.image(0,
{FullDataStorage, PixelFormat::RGBA, PixelType::UnsignedByte}, BufferUsage::StaticRead);
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector3i(2, 2, 6));
const auto imageData = image.buffer().data<UnsignedByte>();
CORRADE_COMPARE_AS(imageData.suffix(FullDataOffset),
Containers::ArrayView<const UnsignedByte>{FullData}, TestSuite::Compare::Container);
}
void CubeMapTextureGLTest::compressedFullImageQueryBuffer() {
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>())
CORRADE_SKIP(Extensions::GL::ARB::direct_state_access::string() + std::string(" is not supported."));
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::CompressedRGBAS3tcDxt3, Vector2i{4})
.setCompressedSubImage(0, {}, CompressedBufferImage3D{CompressedPixelFormat::RGBAS3tcDxt3, {4, 4, 6}, CompressedFullData, BufferUsage::StaticDraw});
MAGNUM_VERIFY_NO_ERROR();
CompressedBufferImage3D image = texture.compressedImage(0, {_compressedFullDataStorage}, BufferUsage::StaticRead);
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), (Vector3i{4, 4, 6}));
const auto imageData = image.buffer().data<UnsignedByte>();
CORRADE_COMPARE_AS(imageData.suffix(_compressedFullDataOffset),
Containers::ArrayView<const UnsignedByte>{CompressedFullData}, TestSuite::Compare::Container);
}
#endif
namespace {
constexpr UnsignedByte Zero[4*4*4] = {};
/* Just 12x12 zeros compressed using RGBA DXT3 by the driver */
constexpr UnsignedByte CompressedZero[9*16] = {};
constexpr UnsignedByte SubDataComplete[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0, 0, 0, 0,
0, 0, 0, 0, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
/* Combination of CompressedZero and CompressedData */
constexpr UnsignedByte CompressedSubDataComplete[] = {
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, 17, 17, 34, 34, 51, 51, 67,
232, 57, 0, 0, 213, 255, 170, 2,
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
};
}
void CubeMapTextureGLTest::subImage() {
CubeMapTexture texture;
texture.setImage(CubeMapCoordinate::PositiveX, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::NegativeX, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::PositiveY, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::NegativeY, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::PositiveZ, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::NegativeZ, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setSubImage(CubeMapCoordinate::PositiveX, 0, Vector2i(1), ImageView2D{
_dataStorage, PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(2), unsafeSuffix(Data, _dataOffset)});
MAGNUM_VERIFY_NO_ERROR();
/** @todo How to test this on ES? */
#ifndef MAGNUM_TARGET_GLES
Image2D image = texture.image(CubeMapCoordinate::PositiveX, 0, {PixelFormat::RGBA, PixelType::UnsignedByte});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i(4));
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}),
Containers::ArrayView<const UnsignedByte>{SubDataComplete}, TestSuite::Compare::Container);
#endif
}
void CubeMapTextureGLTest::compressedSubImage() {
#ifndef MAGNUM_TARGET_WEBGL
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
#else
if(!Context::current().isExtensionSupported<Extensions::GL::WEBGL::compressed_texture_s3tc>())
CORRADE_SKIP(Extensions::GL::WEBGL::compressed_texture_s3tc::string() + std::string(" is not supported."));
#endif
#ifndef MAGNUM_TARGET_GLES
/* Compressed pixel storage for array textures is underspecified. If the
extension is supported, first test with default values to ensure we are
not that far off, then continue as usual */
if(Context::current().isExtensionSupported<Extensions::GL::ARB::compressed_texture_pixel_storage>()) {
CubeMapTexture texture;
texture.setCompressedImage(CubeMapCoordinate::PositiveX, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeX, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::PositiveY, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeY, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::PositiveZ, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeZ, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedSubImage(CubeMapCoordinate::PositiveX, 0, Vector2i{4}, CompressedImageView2D{
CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{4}, CompressedData});
MAGNUM_VERIFY_NO_ERROR();
CompressedImage2D image = texture.compressedImage(CubeMapCoordinate::PositiveX, 0, {});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i{12});
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}),
Containers::ArrayView<const UnsignedByte>{CompressedSubDataComplete}, TestSuite::Compare::Container);
}
#endif
CubeMapTexture texture;
texture.setCompressedImage(CubeMapCoordinate::PositiveX, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeX, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::PositiveY, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeY, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::PositiveZ, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeZ, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedSubImage(CubeMapCoordinate::PositiveX, 0, Vector2i{4}, CompressedImageView2D{
#ifndef MAGNUM_TARGET_GLES
_compressedDataStorage,
#endif
CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{4}, unsafeSuffix(CompressedData, _compressedDataOffset)});
MAGNUM_VERIFY_NO_ERROR();
#ifndef MAGNUM_TARGET_GLES
CompressedImage2D image = texture.compressedImage(CubeMapCoordinate::PositiveX, 0, {});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i{12});
{
CORRADE_EXPECT_FAIL_IF(Context::current().isExtensionSupported<Extensions::GL::ARB::compressed_texture_pixel_storage>() && Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>() && (Context::current().detectedDriver() & Context::DetectedDriver::NVidia),
"Non-default compressed pixel storage for cube map textures behaves weirdly on NVidia for client-memory images when using ARB_direct_state_access");
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}),
Containers::ArrayView<const UnsignedByte>{CompressedSubDataComplete}, TestSuite::Compare::Container);
}
#endif
}
#ifndef MAGNUM_TARGET_GLES2
void CubeMapTextureGLTest::subImageBuffer() {
CubeMapTexture texture;
texture.setImage(CubeMapCoordinate::PositiveX, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::NegativeX, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::PositiveY, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::NegativeY, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::PositiveZ, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setImage(CubeMapCoordinate::NegativeZ, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(4), Zero));
texture.setSubImage(CubeMapCoordinate::PositiveX, 0, Vector2i(1), BufferImage2D{
_dataStorage, PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(2), unsafeSuffix(Data, _dataOffset), BufferUsage::StaticDraw});
MAGNUM_VERIFY_NO_ERROR();
/** @todo How to test this on ES? */
#ifndef MAGNUM_TARGET_GLES
BufferImage2D image = texture.image(CubeMapCoordinate::PositiveX, 0, {PixelFormat::RGBA, PixelType::UnsignedByte}, BufferUsage::StaticRead);
const auto imageData = image.buffer().data<UnsignedByte>();
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i(4));
CORRADE_COMPARE_AS(imageData, Containers::ArrayView<const UnsignedByte>{SubDataComplete}, TestSuite::Compare::Container);
#endif
}
void CubeMapTextureGLTest::compressedSubImageBuffer() {
#ifndef MAGNUM_TARGET_WEBGL
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
#else
if(!Context::current().isExtensionSupported<Extensions::GL::WEBGL::compressed_texture_s3tc>())
CORRADE_SKIP(Extensions::GL::WEBGL::compressed_texture_s3tc::string() + std::string(" is not supported."));
#endif
CubeMapTexture texture;
texture.setCompressedImage(CubeMapCoordinate::PositiveX, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeX, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::PositiveY, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeY, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::PositiveZ, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedImage(CubeMapCoordinate::NegativeZ, 0,
CompressedImageView2D{CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{12}, CompressedZero});
texture.setCompressedSubImage(CubeMapCoordinate::PositiveX, 0, Vector2i{4}, CompressedBufferImage2D{
#ifndef MAGNUM_TARGET_GLES
_compressedDataStorage,
#endif
CompressedPixelFormat::RGBAS3tcDxt3, Vector2i{4}, unsafeSuffix(CompressedData, _compressedDataOffset), BufferUsage::StaticDraw});
MAGNUM_VERIFY_NO_ERROR();
#ifndef MAGNUM_TARGET_GLES
CompressedBufferImage2D image = texture.compressedImage(CubeMapCoordinate::PositiveX, 0,
{}, BufferUsage::StaticRead);
const auto imageData = image.buffer().data<UnsignedByte>();
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector2i{12});
CORRADE_COMPARE_AS(imageData, Containers::ArrayView<const UnsignedByte>{CompressedSubDataComplete}, TestSuite::Compare::Container);
#endif
}
#endif
#ifndef MAGNUM_TARGET_GLES
void CubeMapTextureGLTest::subImageQuery() {
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::get_texture_sub_image>())
CORRADE_SKIP(Extensions::GL::ARB::get_texture_sub_image::string() + std::string(" is not supported."));
/* I'm too lazy to call setSubImage() six times */
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>())
CORRADE_SKIP(Extensions::GL::ARB::direct_state_access::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::RGBA8, Vector2i{4})
.setSubImage(0, {}, ImageView3D{PixelFormat::RGBA, PixelType::UnsignedByte, {4, 4, 1}, SubDataComplete});
MAGNUM_VERIFY_NO_ERROR();
Image3D image = texture.subImage(0, Range3Di::fromSize({1, 1, 0}, {2, 2, 1}),
{_dataStorage, PixelFormat::RGBA, PixelType::UnsignedByte});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector3i(2, 2, 1));
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}).suffix(_dataOffset),
Containers::ArrayView<const UnsignedByte>{Data}, TestSuite::Compare::Container);
}
void CubeMapTextureGLTest::compressedSubImageQuery() {
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::get_texture_sub_image>())
CORRADE_SKIP(Extensions::GL::ARB::get_texture_sub_image::string() + std::string(" is not supported."));
/* I'm too lazy to call setSubImage() six times */
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>())
CORRADE_SKIP(Extensions::GL::ARB::direct_state_access::string() + std::string(" is not supported."));
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::CompressedRGBAS3tcDxt3, Vector2i{12})
.setCompressedSubImage(0, {}, CompressedImageView3D{CompressedPixelFormat::RGBAS3tcDxt3, {12, 12, 1}, CompressedSubDataComplete});
MAGNUM_VERIFY_NO_ERROR();
/* Test also without compressed pixel storage to ensure that both size
computations work */
if(Context::current().isExtensionSupported<Extensions::GL::ARB::compressed_texture_pixel_storage>()) {
CompressedImage3D image = texture.compressedSubImage(0, Range3Di::fromSize({4, 4, 0}, {4, 4, 1}), {});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), (Vector3i{4, 4, 1}));
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}),
Containers::ArrayView<const UnsignedByte>{CompressedData}, TestSuite::Compare::Container);
}
CompressedImage3D image = texture.compressedSubImage(0, Range3Di::fromSize({4, 4, 0}, {4, 4, 1}), {_compressedDataStorage});
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), (Vector3i{4, 4, 1}));
CORRADE_COMPARE_AS(
(Containers::ArrayView<const UnsignedByte>{image.data<UnsignedByte>(), image.data().size()}.suffix(_compressedDataOffset)),
Containers::ArrayView<const UnsignedByte>{CompressedData}, TestSuite::Compare::Container);
}
void CubeMapTextureGLTest::subImageQueryBuffer() {
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::get_texture_sub_image>())
CORRADE_SKIP(Extensions::GL::ARB::get_texture_sub_image::string() + std::string(" is not supported."));
/* I'm too lazy to call setSubImage() six times */
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>())
CORRADE_SKIP(Extensions::GL::ARB::direct_state_access::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::RGBA8, Vector2i{4})
.setSubImage(0, {}, ImageView3D{PixelFormat::RGBA, PixelType::UnsignedByte, {4, 4, 1}, SubDataComplete});
MAGNUM_VERIFY_NO_ERROR();
BufferImage3D image = texture.subImage(0, Range3Di::fromSize({1, 1, 0}, {2, 2, 1}),
{_dataStorage, PixelFormat::RGBA, PixelType::UnsignedByte}, BufferUsage::StaticRead);
const auto imageData = image.buffer().data<UnsignedByte>();
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), Vector3i(2, 2, 1));
CORRADE_COMPARE_AS(imageData.suffix(_dataOffset), Containers::ArrayView<const UnsignedByte>{Data}, TestSuite::Compare::Container);
}
void CubeMapTextureGLTest::compressedSubImageQueryBuffer() {
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::get_texture_sub_image>())
CORRADE_SKIP(Extensions::GL::ARB::get_texture_sub_image::string() + std::string(" is not supported."));
/* I'm too lazy to call setSubImage() six times */
if(!Context::current().isExtensionSupported<Extensions::GL::ARB::direct_state_access>())
CORRADE_SKIP(Extensions::GL::ARB::direct_state_access::string() + std::string(" is not supported."));
if(!Context::current().isExtensionSupported<Extensions::GL::EXT::texture_compression_s3tc>())
CORRADE_SKIP(Extensions::GL::EXT::texture_compression_s3tc::string() + std::string(" is not supported."));
CubeMapTexture texture;
texture.setStorage(1, TextureFormat::CompressedRGBAS3tcDxt3, Vector2i{12})
.setCompressedSubImage(0, {}, CompressedImageView3D{CompressedPixelFormat::RGBAS3tcDxt3, {12, 12, 1}, CompressedSubDataComplete});
MAGNUM_VERIFY_NO_ERROR();
/* Test also without compressed pixel storage to ensure that both size
computations work */
if(Context::current().isExtensionSupported<Extensions::GL::ARB::compressed_texture_pixel_storage>()) {
CompressedBufferImage3D image = texture.compressedSubImage(0, Range3Di::fromSize({4, 4, 0}, {4, 4, 1}), {}, BufferUsage::StaticRead);
const auto imageData = image.buffer().data<UnsignedByte>();
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), (Vector3i{4, 4, 1}));
CORRADE_COMPARE_AS(imageData, Containers::ArrayView<const UnsignedByte>{CompressedData}, TestSuite::Compare::Container);
}
CompressedBufferImage3D image = texture.compressedSubImage(0, Range3Di::fromSize({4, 4, 0}, {4, 4, 1}), {_compressedDataStorage}, BufferUsage::StaticRead);
const auto imageData = image.buffer().data<UnsignedByte>();
MAGNUM_VERIFY_NO_ERROR();
CORRADE_COMPARE(image.size(), (Vector3i{4, 4, 1}));
CORRADE_COMPARE_AS(imageData.suffix(_compressedDataOffset), Containers::ArrayView<const UnsignedByte>{CompressedData}, TestSuite::Compare::Container);
}
#endif
void CubeMapTextureGLTest::generateMipmap() {
CubeMapTexture texture;
texture.setImage(CubeMapCoordinate::PositiveX, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(32)));
texture.setImage(CubeMapCoordinate::PositiveY, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(32)));
texture.setImage(CubeMapCoordinate::PositiveZ, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(32)));
texture.setImage(CubeMapCoordinate::NegativeX, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(32)));
texture.setImage(CubeMapCoordinate::NegativeY, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(32)));
texture.setImage(CubeMapCoordinate::NegativeZ, 0, TextureFormat::RGBA8,
ImageView2D(PixelFormat::RGBA, PixelType::UnsignedByte, Vector2i(32)));
/** @todo How to test this on ES? */
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(texture.imageSize(0), Vector2i(32));
CORRADE_COMPARE(texture.imageSize(1), Vector2i( 0));
#endif
texture.generateMipmap();
MAGNUM_VERIFY_NO_ERROR();
/** @todo How to test this on ES? */
#ifndef MAGNUM_TARGET_GLES
CORRADE_COMPARE(texture.imageSize(0), Vector2i(32));
CORRADE_COMPARE(texture.imageSize(1), Vector2i(16));
CORRADE_COMPARE(texture.imageSize(2), Vector2i( 8));
CORRADE_COMPARE(texture.imageSize(3), Vector2i( 4));
CORRADE_COMPARE(texture.imageSize(4), Vector2i( 2));
CORRADE_COMPARE(texture.imageSize(5), Vector2i( 1));
MAGNUM_VERIFY_NO_ERROR();
#endif
}
void CubeMapTextureGLTest::invalidateImage() {
CubeMapTexture texture;
texture.setStorage(2, TextureFormat::RGBA8, Vector2i(32));
texture.invalidateImage(1);
MAGNUM_VERIFY_NO_ERROR();
}
void CubeMapTextureGLTest::invalidateSubImage() {
CubeMapTexture texture;
texture.setStorage(2, TextureFormat::RGBA8, Vector2i(32));
texture.invalidateSubImage(1, Vector3i(2), Vector3i(Vector2i(8), 4));
MAGNUM_VERIFY_NO_ERROR();
}
}}
MAGNUM_GL_TEST_MAIN(Magnum::Test::CubeMapTextureGLTest)