TEST(Annotations, SpriteAtlasUpdates) { SpriteStore store; SpriteAtlas atlas(32, 32, 1, store); EXPECT_EQ(1.0f, atlas.getPixelRatio()); EXPECT_EQ(32, atlas.getWidth()); EXPECT_EQ(32, atlas.getHeight()); EXPECT_EQ(32, atlas.getTextureWidth()); EXPECT_EQ(32, atlas.getTextureHeight()); store.setSprite("one", std::make_shared<SpriteImage>(16, 12, 1, std::string(16 * 12 * 4, '\x00'))); auto one = atlas.getImage("one", false); EXPECT_EQ(0, one.pos.x); EXPECT_EQ(0, one.pos.y); EXPECT_EQ(20, one.pos.w); EXPECT_EQ(16, one.pos.h); EXPECT_EQ(16, one.pos.originalW); EXPECT_EQ(12, one.pos.originalH); EXPECT_EQ(16, one.texture->width); EXPECT_EQ(12, one.texture->height); EXPECT_EQ(16, one.texture->pixelWidth); EXPECT_EQ(12, one.texture->pixelHeight); EXPECT_EQ(1.0f, one.texture->pixelRatio); const size_t bytes = atlas.getTextureWidth() * atlas.getTextureHeight() * 4; const auto hash = test::crc64(reinterpret_cast<const char*>(atlas.getData()), bytes); EXPECT_EQ(0x0000000000000000u, hash) << std::hex << hash; // Update sprite auto newSprite = std::make_shared<SpriteImage>(16, 12, 1, std::string(16 * 12 * 4, '\xFF')); store.setSprite("one", newSprite); ASSERT_EQ(newSprite, store.getSprite("one")); // Atlas texture hasn't changed yet. const auto hash2 = test::crc64(reinterpret_cast<const char*>(atlas.getData()), bytes); EXPECT_EQ(0x0000000000000000u, hash2) << std::hex << hash2; atlas.updateDirty(); // Now the atlas texture has changed. const auto hash3 = test::crc64(reinterpret_cast<const char*>(atlas.getData()), bytes); EXPECT_EQ(0x4E6D4900CD2D9149u, hash3) << std::hex << hash3; // util::write_file( // "test/fixtures/annotations/atlas3.png", // util::compress_png(atlas.getTextureWidth(), atlas.getTextureHeight(), atlas.getData())); }