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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stddef.h>
#include <stdint.h>
#include "base/sys_info.h"
#include "build/build_config.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gl/gl_image_shared_memory.h"
#include "ui/gl/test/gl_image_test_template.h"
namespace gl {
namespace {
const uint8_t kGreen[] = {0x0, 0x20, 0x0, 0xFF};
template <gfx::BufferFormat format>
class GLImageSharedMemoryTestDelegate : public GLImageTestDelegateBase {
public:
scoped_refptr<GLImage> CreateSolidColorImage(const gfx::Size& size,
const uint8_t color[4]) const {
DCHECK_EQ(NumberOfPlanesForBufferFormat(format), 1u);
base::UnsafeSharedMemoryRegion shared_memory_region =
base::UnsafeSharedMemoryRegion::Create(
gfx::BufferSizeForBufferFormat(size, format));
base::WritableSharedMemoryMapping shared_memory_mapping =
shared_memory_region.Map();
DCHECK(shared_memory_mapping.IsValid());
GLImageTestSupport::SetBufferDataToColor(
size.width(), size.height(),
static_cast<int>(RowSizeForBufferFormat(size.width(), format, 0)), 0,
format, color, static_cast<uint8_t*>(shared_memory_mapping.memory()));
scoped_refptr<GLImageSharedMemory> image(new GLImageSharedMemory(
size, GLImageMemory::GetInternalFormatForTesting(format)));
bool rv = image->Initialize(
shared_memory_region, gfx::GenericSharedMemoryId(0), format, 0,
gfx::RowSizeForBufferFormat(size.width(), format, 0));
EXPECT_TRUE(rv);
return image;
}
unsigned GetTextureTarget() const { return GL_TEXTURE_2D; }
const uint8_t* GetImageColor() { return kGreen; }
int GetAdmissibleError() const { return 0; }
};
using GLImageTestTypes = testing::Types<
GLImageSharedMemoryTestDelegate<gfx::BufferFormat::BGR_565>,
GLImageSharedMemoryTestDelegate<gfx::BufferFormat::RGBX_8888>,
GLImageSharedMemoryTestDelegate<gfx::BufferFormat::RGBA_8888>,
GLImageSharedMemoryTestDelegate<gfx::BufferFormat::BGRX_8888>,
#if defined(OS_LINUX)
// Fails on Win nVidia and linux android: the test writes nothing (we read
// back the color used to clear the buffer).
// TODO(mcasas): enable those paltforms https://crbug.com/803451.
GLImageSharedMemoryTestDelegate<gfx::BufferFormat::BGRX_1010102>,
GLImageSharedMemoryTestDelegate<gfx::BufferFormat::RGBX_1010102>,
#endif
GLImageSharedMemoryTestDelegate<gfx::BufferFormat::BGRA_8888>>;
INSTANTIATE_TYPED_TEST_CASE_P(GLImageSharedMemory,
GLImageTest,
GLImageTestTypes);
INSTANTIATE_TYPED_TEST_CASE_P(GLImageSharedMemory,
GLImageOddSizeTest,
GLImageTestTypes);
// https://crbug.com/830653
#if !defined(ADDRESS_SANITIZER) && !defined(MEMORY_SANITIZER) && \
!defined(THREAD_SANITIZER)
INSTANTIATE_TYPED_TEST_CASE_P(GLImageSharedMemory,
GLImageCopyTest,
GLImageTestTypes);
#endif
class GLImageSharedMemoryPoolTestDelegate : public GLImageTestDelegateBase {
public:
scoped_refptr<GLImage> CreateSolidColorImage(const gfx::Size& size,
const uint8_t color[4]) const {
// Create a shared memory segment that holds an image with a stride that is
// twice the row size and 2 pages larger than image.
size_t stride = gfx::RowSizeForBufferFormat(
size.width(), gfx::BufferFormat::RGBA_8888, 0) *
2;
size_t pool_size =
stride * size.height() + base::SysInfo::VMAllocationGranularity() * 3;
base::UnsafeSharedMemoryRegion shared_memory_region =
base::UnsafeSharedMemoryRegion::Create(pool_size);
base::WritableSharedMemoryMapping shared_memory_mapping =
shared_memory_region.Map();
DCHECK(shared_memory_mapping.IsValid());
// Initialize memory to a value that is easy to recognize if test fails.
memset(shared_memory_mapping.memory(), 0x55, pool_size);
// Place buffer at a non-zero non-page-aligned offset in shared memory.
size_t buffer_offset = 3 * base::SysInfo::VMAllocationGranularity() / 2;
GLImageTestSupport::SetBufferDataToColor(
size.width(), size.height(), static_cast<int>(stride), 0,
gfx::BufferFormat::RGBA_8888, color,
static_cast<uint8_t*>(shared_memory_mapping.memory()) + buffer_offset);
scoped_refptr<GLImageSharedMemory> image(
new GLImageSharedMemory(size, GL_RGBA));
bool rv =
image->Initialize(shared_memory_region, gfx::GenericSharedMemoryId(0),
gfx::BufferFormat::RGBA_8888, buffer_offset, stride);
EXPECT_TRUE(rv);
return image;
}
unsigned GetTextureTarget() const { return GL_TEXTURE_2D; }
const uint8_t* GetImageColor() { return kGreen; }
int GetAdmissibleError() const { return 0; }
};
// https://crbug.com/830653
#if !defined(ADDRESS_SANITIZER) && !defined(MEMORY_SANITIZER) && \
!defined(THREAD_SANITIZER)
INSTANTIATE_TYPED_TEST_CASE_P(GLImageSharedMemoryPool,
GLImageCopyTest,
GLImageSharedMemoryPoolTestDelegate);
#endif
} // namespace
} // namespace gl