diff options
Diffstat (limited to 'app/mac/impl/display-spritekit.mm')
| -rw-r--r-- | app/mac/impl/display-spritekit.mm | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/app/mac/impl/display-spritekit.mm b/app/mac/impl/display-spritekit.mm index b6123d6..a5809c3 100644 --- a/app/mac/impl/display-spritekit.mm +++ b/app/mac/impl/display-spritekit.mm @@ -16,13 +16,14 @@ namespace nes::app::mac , buffer_front_{ make_buffer() } , buffer_back_{ make_buffer() } , bytes_back_{ static_cast<u8*>([buffer_back_ mutableBytes]) } + , bytes_front_{ static_cast<u8*>([buffer_front_ mutableBytes]) } { } auto display_spritekit::switch_buffers() -> void { std::swap(buffer_back_, buffer_front_); - bytes_back_ = static_cast<u8*>([buffer_back_ mutableBytes]); + std::swap(bytes_back_, bytes_front_); auto texture = [SKTexture textureWithData:buffer_front_ size:CGSizeMake(width, height) flipped:YES]; [texture setFilteringMode:SKTextureFilteringNearest]; @@ -42,9 +43,9 @@ namespace nes::app::mac { auto const offset = (y * width + x) * 4; auto res = rgb{}; - res.r = bytes_back_[offset + 0]; - res.g = bytes_back_[offset + 1]; - res.b = bytes_back_[offset + 2]; + res.r = bytes_front_[offset + 0]; + res.g = bytes_front_[offset + 1]; + res.b = bytes_front_[offset + 2]; return res; } } // namespace nes::app::mac
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