thirdpartymirrors/RingRacers
1
0
Fork 0
mirror of https://github.com/KartKrewDev/RingRacers.git synced 2025-10-30 08:01:28 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

hwr2: fix unaligned software copies

Browse source
This commit is contained in:
Eidolon 2023-08-31 20:52:53 -05:00
parent 78ccaf361b
commit 6b0c2c6fd8
1 changed files with 3 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
src/hwr2/software_screen_renderer.cpp
View file

@ -50,21 +50,12 @@ void SoftwareScreenRenderer::draw(Rhi& rhi, Handle<GraphicsContext> ctx)
// If the screen width won't fit the unpack alignment, we need to copy the screen. // If the screen width won't fit the unpack alignment, we need to copy the screen.
if (width_ % kPixelRowUnpackAlignment > 0) if (width_ % kPixelRowUnpackAlignment > 0)
{ {
std::size_t padded_width = (width_ + (kPixelRowUnpackAlignment - 1)) & !kPixelRowUnpackAlignment; std::size_t padded_width = (width_ + (kPixelRowUnpackAlignment - 1)) & ~(kPixelRowUnpackAlignment - 1);
copy_buffer_.clear(); copy_buffer_.clear();
copy_buffer_.reserve(padded_width * height_); copy_buffer_.resize(padded_width * height_, 0);
for (std::size_t y = 0; y < height_; y++) for (std::size_t y = 0; y < height_; y++)
{ {
for (std::size_t x = 0; x < width_; x++) std::copy(&vid.buffer[width_ * y], &vid.buffer[width_ * (y + 1)], &copy_buffer_[padded_width * y]);
{
copy_buffer_.push_back(vid.buffer[(width_ * y) + x]);
}
// Padding to unpack alignment
for (std::size_t i = 0; i < padded_width - width_; i++)
{
copy_buffer_.push_back(0);
}
} }
} }