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RasterizerCache: Convert the S8Z24 format from Z24S8 back to S8Z24 when flushing.

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This commit is contained in:
Subv
2018-09-17 14:08:31 -05:00
parent 81afcf3f4e
commit acfc8d7fc9
1 changed files with 19 additions and 9 deletions
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28
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@@ -501,7 +501,7 @@ CachedSurface::CachedSurface(const SurfaceParams& params)
glTexParameteri(SurfaceTargetToGL(params.target), GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}
static void ConvertS8Z24ToZ24S8(std::vector<u8>& data, u32 width, u32 height) {
static void ConvertS8Z24ToZ24S8(std::vector<u8>& data, u32 width, u32 height, bool reverse) {
union S8Z24 {
BitField<0, 24, u32> z24;
BitField<24, 8, u32> s8;
@@ -514,16 +514,23 @@ static void ConvertS8Z24ToZ24S8(std::vector<u8>& data, u32 width, u32 height) {
};
static_assert(sizeof(Z24S8) == 4, "Z24S8 is incorrect size");
S8Z24 input_pixel{};
Z24S8 output_pixel{};
S8Z24 s8z24_pixel{};
Z24S8 z24s8_pixel{};
constexpr auto bpp{CachedSurface::GetGLBytesPerPixel(PixelFormat::S8Z24)};
for (std::size_t y = 0; y < height; ++y) {
for (std::size_t x = 0; x < width; ++x) {
const std::size_t offset{bpp * (y * width + x)};
std::memcpy(&input_pixel, &data[offset], sizeof(S8Z24));
output_pixel.s8.Assign(input_pixel.s8);
output_pixel.z24.Assign(input_pixel.z24);
std::memcpy(&data[offset], &output_pixel, sizeof(Z24S8));
if (reverse) {
std::memcpy(&z24s8_pixel, &data[offset], sizeof(Z24S8));
s8z24_pixel.s8.Assign(z24s8_pixel.s8);
s8z24_pixel.z24.Assign(z24s8_pixel.z24);
std::memcpy(&data[offset], &s8z24_pixel, sizeof(S8Z24));
} else {
std::memcpy(&s8z24_pixel, &data[offset], sizeof(S8Z24));
z24s8_pixel.s8.Assign(s8z24_pixel.s8);
z24s8_pixel.z24.Assign(s8z24_pixel.z24);
std::memcpy(&data[offset], &z24s8_pixel, sizeof(Z24S8));
}
}
}
}
@@ -559,7 +566,7 @@ static void ConvertFormatAsNeeded_LoadGLBuffer(std::vector<u8>& data, PixelForma
}
case PixelFormat::S8Z24:
// Convert the S8Z24 depth format to Z24S8, as OpenGL does not support S8Z24.
ConvertS8Z24ToZ24S8(data, width, height);
ConvertS8Z24ToZ24S8(data, width, height, false);
break;
case PixelFormat::G8R8U:
@@ -578,7 +585,6 @@ static void ConvertFormatAsNeeded_LoadGLBuffer(std::vector<u8>& data, PixelForma
static void ConvertFormatAsNeeded_FlushGLBuffer(std::vector<u8>& data, PixelFormat pixel_format,
u32 width, u32 height) {
switch (pixel_format) {
case PixelFormat::S8Z24:
case PixelFormat::G8R8U:
case PixelFormat::G8R8S:
case PixelFormat::ASTC_2D_4X4:
@@ -588,6 +594,10 @@ static void ConvertFormatAsNeeded_FlushGLBuffer(std::vector<u8>& data, PixelForm
UNREACHABLE();
break;
}
case PixelFormat::S8Z24:
// Convert the Z24S8 depth format to S8Z24, as OpenGL does not support S8Z24.
ConvertS8Z24ToZ24S8(data, width, height, true);
break;
}
}