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// Copyright 2016 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "starboard/blitter.h"
#include "starboard/nplb/blitter_helpers.h"
#include "starboard/window.h"
#include "testing/gtest/include/gtest/gtest.h"
#if SB_HAS(BLITTER)
namespace starboard {
namespace nplb {
namespace {
TEST(SbBlitterGetPixelDataPointerTest, SunnyDay) {
SbBlitterDevice device = SbBlitterCreateDefaultDevice();
ASSERT_TRUE(SbBlitterIsDeviceValid(device));
const int kWidth = 128;
const int kHeight = 128;
// Test that we can get pitch on all supported image formats.
std::vector<SbBlitterPixelDataFormat> supported_formats =
GetAllSupportedPixelFormatsForPixelData(device);
for (std::vector<SbBlitterPixelDataFormat>::const_iterator iter =
supported_formats.begin();
iter != supported_formats.end(); ++iter) {
SbBlitterPixelData pixel_data =
SbBlitterCreatePixelData(device, kWidth, kHeight, *iter);
ASSERT_TRUE(SbBlitterIsPixelDataValid(pixel_data));
int bytes_per_pixel = SbBlitterBytesPerPixelForFormat(*iter);
int pitch_in_bytes = SbBlitterGetPixelDataPitchInBytes(pixel_data);
ASSERT_GE(pitch_in_bytes, kWidth * bytes_per_pixel);
void* memory = SbBlitterGetPixelDataPointer(pixel_data);
ASSERT_TRUE(memory);
uint8_t* memory_bytes = static_cast<uint8_t*>(memory);
// Ensure that we can successfully write to each byte of the allocated
// pixel data.
for (int y = 0; y < kHeight; ++y) {
for (int x = 0; x < kWidth; ++x) {
for (int c = 0; c < bytes_per_pixel; ++c) {
memory_bytes[y * pitch_in_bytes + x * bytes_per_pixel + c] = 255;
}
}
}
EXPECT_TRUE(SbBlitterDestroyPixelData(pixel_data));
}
EXPECT_TRUE(SbBlitterDestroyDevice(device));
}
TEST(SbBlitterGetPixelDataPointerTest, RainyDayInvalidPixelData) {
EXPECT_EQ(NULL, SbBlitterGetPixelDataPointer(kSbBlitterInvalidPixelData));
}
} // namespace
} // namespace nplb
} // namespace starboard
#endif // SB_HAS(BLITTER)