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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/memory/shared_memory.h"
#include "base/sys_info.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::SharedMemory shared_memory;
bool rv = shared_memory.CreateAndMapAnonymous(
gfx::BufferSizeForBufferFormat(size, format));
DCHECK(rv);
GLImageTestSupport::SetBufferDataToColor(
size.width(), size.height(),
static_cast<int>(RowSizeForBufferFormat(size.width(), format, 0)), 0,
format, color, reinterpret_cast<uint8_t*>(shared_memory.memory()));
scoped_refptr<GLImageSharedMemory> image(new GLImageSharedMemory(
size, GLImageMemory::GetInternalFormatForTesting(format)));
rv = image->Initialize(
base::SharedMemory::DuplicateHandle(shared_memory.handle()),
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>,
GLImageSharedMemoryTestDelegate<gfx::BufferFormat::BGRA_8888>>;
INSTANTIATE_TYPED_TEST_CASE_P(GLImageSharedMemory,
GLImageTest,
GLImageTestTypes);
INSTANTIATE_TYPED_TEST_CASE_P(GLImageSharedMemory,
GLImageOddSizeTest,
GLImageTestTypes);
INSTANTIATE_TYPED_TEST_CASE_P(GLImageSharedMemory,
GLImageCopyTest,
GLImageTestTypes);
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::SharedMemory shared_memory;
bool rv = shared_memory.CreateAndMapAnonymous(pool_size);
DCHECK(rv);
// Initialize memory to a value that is easy to recognize if test fails.
memset(shared_memory.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,
reinterpret_cast<uint8_t*>(shared_memory.memory()) + buffer_offset);
scoped_refptr<GLImageSharedMemory> image(
new GLImageSharedMemory(size, GL_RGBA));
rv = image->Initialize(
base::SharedMemory::DuplicateHandle(shared_memory.handle()),
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; }
};
INSTANTIATE_TYPED_TEST_CASE_P(GLImageSharedMemoryPool,
GLImageCopyTest,
GLImageSharedMemoryPoolTestDelegate);
} // namespace
} // namespace gl
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