pcsx-redux/third_party/clip/tests/image_tests.cpp
2022-02-13 23:14:12 -08:00

73 lines
1.7 KiB
C++

// Clip Library
// Copyright (C) 2018 David Capello
//
// This file is released under the terms of the MIT license.
// Read LICENSE.txt for more information.
#include "test.h"
#include "clip.h"
#include <cstring>
using namespace clip;
int main(int argc, char** argv)
{
clear();
EXPECT_FALSE(has(image_format()));
uint32_t data[] = {
0xffff0000, 0xff00ff00, 0xff0000ff,
0x7fff0000, 0x7f00ff00, 0x7f0000ff,
};
{
image_spec spec;
spec.width = 3;
spec.height = 2;
spec.bits_per_pixel = 32;
spec.bytes_per_row = spec.width*4;
spec.red_mask = 0xff;
spec.green_mask = 0xff00;
spec.blue_mask = 0xff0000;
spec.alpha_mask = 0xff000000;
spec.red_shift = 0;
spec.green_shift = 8;
spec.blue_shift = 16;
spec.alpha_shift = 24;
image img(data, spec);
EXPECT_TRUE(set_image(img));
}
EXPECT_TRUE(has(image_format()));
{
image_spec spec;
EXPECT_TRUE(get_image_spec(spec));
EXPECT_EQ(3, spec.width);
EXPECT_EQ(2, spec.height);
EXPECT_EQ(32, spec.bits_per_pixel);
EXPECT_EQ(spec.width*4, spec.bytes_per_row);
}
{
image img;
EXPECT_TRUE(get_image(img));
EXPECT_EQ(3, img.spec().width);
EXPECT_EQ(2, img.spec().height);
image_spec spec = img.spec();
auto data2 = (const uint32_t*)img.data();
for (int i=0; i<6; ++i) {
uint32_t c = data2[i];
c =
(( c & spec.red_mask ) >> spec.red_shift ) |
(((c & spec.green_mask) >> spec.green_shift) << 8) |
(((c & spec.blue_mask ) >> spec.blue_shift ) << 16) |
(((c & spec.alpha_mask) >> spec.alpha_shift) << 24);
EXPECT_EQ(data[i], c);
}
}
clear();
EXPECT_FALSE(has(image_format()));
}