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#include "app.hpp"
#include "compat/assert.hpp"
#include "src/anim-atlas.hpp"
#include "loader/loader.hpp"
#include <iterator>
#include <Corrade/Containers/ArrayView.h>
#include <Corrade/Containers/StridedArrayView.h>
#include <Magnum/Trade/ImageData.h>
#include <Magnum/ImageView.h>
#include <Magnum/PixelFormat.h>
#include <chrono>
//#define DO_GENERATE
namespace floormat {
namespace {
constexpr size_t data_nbytes = 128;
const unsigned char data_door_close[] = {
#include "bitmask.embed.inc"
};
[[maybe_unused]] void bitmask_benchmark()
{
std::chrono::high_resolution_clock clock;
auto img = loader.texture(loader.SCENERY_PATH, "door-close"_s);
auto bitmask = anim_atlas::make_bitmask(img);
constexpr int runs = 10, warmup = 500, cycles = 1000;
for (int i = 0; i < warmup; i++)
anim_atlas::make_bitmask_(img, bitmask);
for (int i = 0; i < runs; i++)
{
auto time0 = clock.now();
for (int i = 0; i < cycles; i++)
anim_atlas::make_bitmask_(img, bitmask);
std::chrono::duration<double, std::milli> time = clock.now() - time0;
fm_log("[BENCH] bitmask %d/%d took %.1f ms", i, runs, time.count());
}
}
void bitmask_test()
{
auto img = loader.texture(loader.SCENERY_PATH, "door-close"_s);
auto bitmask = anim_atlas::make_bitmask(img);
fm_assert(img.pixelSize() == 4 && (size_t)img.size().product() >= data_nbytes);
#ifdef DO_GENERATE
for (auto i = 0uz; i < data_nbytes; i++)
{
if (i && i % 16 == 0)
printf("\n");
printf("0x%02hhx,", bitmask.data()[i]);
if ((i+1) % 16 != 0)
printf(" ");
}
printf("\n");
fflush(stdout);
#endif
const auto len = std::min(data_nbytes, (size_t)bitmask.size()+7 >> 3);
for (auto i = 0uz; i < len; i++)
if ((unsigned char)bitmask.data()[i] != data_door_close[i])
fm_abort("wrong value at bit %zu, should be' 0x%02hhx'", i, data_door_close[i]);
}
} // namespace
void test_app::test_bitmask()
{
bitmask_test();
//bitmask_benchmark();
}
} // namespace floormat
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