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Merge pull request #616 from bunnei/s8z24 

gl_rasterizer_cache: Implement PixelFormat S8Z24.
This commit is contained in:
bunnei 2018-07-03 18:26:31 -04:00 committed by GitHub
parent c164f02c48 9da1552417
commit 4030f600dc
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 83 additions and 11 deletions
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84
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -88,6 +88,8 @@ static constexpr std::array<FormatTuple, SurfaceParams::MaxPixelFormat> tex_form
// DepthStencil formats
{GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, ComponentType::UNorm,
false}, // Z24S8
{GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, ComponentType::UNorm,
false}, // S8Z24
}};
static const FormatTuple& GetFormatTuple(PixelFormat pixel_format, ComponentType component_type) {
@ -131,13 +133,6 @@ MathUtil::Rectangle<u32> SurfaceParams::GetRect() const {
return {0, actual_height, width, 0};
}
static void ConvertASTCToRGBA8(std::vector<u8>& data, PixelFormat format, u32 width, u32 height) {
u32 block_width{};
u32 block_height{};
std::tie(block_width, block_height) = GetASTCBlockSize(format);
data = Tegra::Texture::ASTC::Decompress(data, width, height, block_width, block_height);
}
template <bool morton_to_gl, PixelFormat format>
void MortonCopy(u32 stride, u32 block_height, u32 height, u8* gl_buffer, Tegra::GPUVAddr addr) {
constexpr u32 bytes_per_pixel = SurfaceParams::GetFormatBpp(format) / CHAR_BIT;
@ -177,6 +172,7 @@ static constexpr std::array<void (*)(u32, u32, u32, u8*, Tegra::GPUVAddr),
MortonCopy<true, PixelFormat::DXT1>, MortonCopy<true, PixelFormat::DXT23>,
MortonCopy<true, PixelFormat::DXT45>, MortonCopy<true, PixelFormat::DXN1>,
MortonCopy<true, PixelFormat::ASTC_2D_4X4>, MortonCopy<true, PixelFormat::Z24S8>,
MortonCopy<true, PixelFormat::S8Z24>,
};
static constexpr std::array<void (*)(u32, u32, u32, u8*, Tegra::GPUVAddr),
@ -197,6 +193,7 @@ static constexpr std::array<void (*)(u32, u32, u32, u8*, Tegra::GPUVAddr),
nullptr,
MortonCopy<false, PixelFormat::ABGR8>,
MortonCopy<false, PixelFormat::Z24S8>,
MortonCopy<false, PixelFormat::S8Z24>,
};
// Allocate an uninitialized texture of appropriate size and format for the surface
@ -234,6 +231,71 @@ CachedSurface::CachedSurface(const SurfaceParams& params) : params(params) {
rect.GetWidth(), rect.GetHeight());
}
static void ConvertS8Z24ToZ24S8(std::vector<u8>& data, u32 width, u32 height) {
union S8Z24 {
BitField<0, 24, u32> z24;
BitField<24, 8, u32> s8;
};
static_assert(sizeof(S8Z24) == 4, "S8Z24 is incorrect size");
union Z24S8 {
BitField<0, 8, u32> s8;
BitField<8, 24, u32> z24;
};
static_assert(sizeof(Z24S8) == 4, "Z24S8 is incorrect size");
S8Z24 input_pixel{};
Z24S8 output_pixel{};
for (size_t y = 0; y < height; ++y) {
for (size_t x = 0; x < width; ++x) {
const size_t offset{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));
}
}
}
/**
* Helper function to perform software conversion (as needed) when loading a buffer from Switch
* memory. This is for Maxwell pixel formats that cannot be represented as-is in OpenGL or with
* typical desktop GPUs.
*/
static void ConvertFormatAsNeeded_LoadGLBuffer(std::vector<u8>& data, PixelFormat pixel_format,
u32 width, u32 height) {
switch (pixel_format) {
case PixelFormat::ASTC_2D_4X4: {
// Convert ASTC pixel formats to RGBA8, as most desktop GPUs do not support ASTC.
u32 block_width{};
u32 block_height{};
std::tie(block_width, block_height) = GetASTCBlockSize(pixel_format);
data = Tegra::Texture::ASTC::Decompress(data, width, height, block_width, block_height);
break;
}
case PixelFormat::S8Z24:
// Convert the S8Z24 depth format to Z24S8, as OpenGL does not support S8Z24.
ConvertS8Z24ToZ24S8(data, width, height);
break;
}
}
/**
* Helper function to perform software conversion (as needed) when flushing a buffer to Switch
* memory. This is for Maxwell pixel formats that cannot be represented as-is in OpenGL or with
* typical desktop GPUs.
*/
static void ConvertFormatAsNeeded_FlushGLBuffer(std::vector<u8>& /*data*/, PixelFormat pixel_format,
u32 /*width*/, u32 /*height*/) {
switch (pixel_format) {
case PixelFormat::ASTC_2D_4X4:
case PixelFormat::S8Z24:
LOG_CRITICAL(Render_OpenGL, "Unimplemented pixel_format={}",
static_cast<u32>(pixel_format));
UNREACHABLE();
break;
}
}
MICROPROFILE_DEFINE(OpenGL_SurfaceLoad, "OpenGL", "Surface Load", MP_RGB(128, 64, 192));
void CachedSurface::LoadGLBuffer() {
ASSERT(params.type != SurfaceType::Fill);
@ -256,10 +318,7 @@ void CachedSurface::LoadGLBuffer() {
params.width, params.block_height, params.height, gl_buffer.data(), params.addr);
}
if (IsPixelFormatASTC(params.pixel_format)) {
// ASTC formats are converted to RGBA8 in software, as most PC GPUs do not support this
ConvertASTCToRGBA8(gl_buffer, params.pixel_format, params.width, params.height);
}
ConvertFormatAsNeeded_LoadGLBuffer(gl_buffer, params.pixel_format, params.width, params.height);
}
MICROPROFILE_DEFINE(OpenGL_SurfaceFlush, "OpenGL", "Surface Flush", MP_RGB(128, 192, 64));
@ -272,6 +331,9 @@ void CachedSurface::FlushGLBuffer() {
MICROPROFILE_SCOPE(OpenGL_SurfaceFlush);
ConvertFormatAsNeeded_FlushGLBuffer(gl_buffer, params.pixel_format, params.width,
params.height);
if (!params.is_tiled) {
std::memcpy(dst_buffer, gl_buffer.data(), params.size_in_bytes);
} else {

8
src/video_core/renderer_opengl/gl_rasterizer_cache.h
View File

@ -41,6 +41,7 @@ struct SurfaceParams {
// DepthStencil formats
Z24S8 = 13,
S8Z24 = 14,
MaxDepthStencilFormat,
@ -92,6 +93,7 @@ struct SurfaceParams {
4, // DXN1
4, // ASTC_2D_4X4
1, // Z24S8
1, // S8Z24
}};
ASSERT(static_cast<size_t>(format) < compression_factor_table.size());
@ -117,6 +119,7 @@ struct SurfaceParams {
64, // DXN1
32, // ASTC_2D_4X4
32, // Z24S8
32, // S8Z24
}};
ASSERT(static_cast<size_t>(format) < bpp_table.size());
@ -128,6 +131,8 @@ struct SurfaceParams {
static PixelFormat PixelFormatFromDepthFormat(Tegra::DepthFormat format) {
switch (format) {
case Tegra::DepthFormat::S8_Z24_UNORM:
return PixelFormat::S8Z24;
case Tegra::DepthFormat::Z24_S8_UNORM:
return PixelFormat::Z24S8;
default:
@ -226,6 +231,8 @@ struct SurfaceParams {
static Tegra::DepthFormat DepthFormatFromPixelFormat(PixelFormat format) {
switch (format) {
case PixelFormat::S8Z24:
return Tegra::DepthFormat::S8_Z24_UNORM;
case PixelFormat::Z24S8:
return Tegra::DepthFormat::Z24_S8_UNORM;
default:
@ -274,6 +281,7 @@ struct SurfaceParams {
static ComponentType ComponentTypeFromDepthFormat(Tegra::DepthFormat format) {
switch (format) {
case Tegra::DepthFormat::S8_Z24_UNORM:
case Tegra::DepthFormat::Z24_S8_UNORM:
return ComponentType::UNorm;
default:

2
src/video_core/textures/decoders.cpp
View File

@ -76,6 +76,7 @@ u32 BytesPerPixel(TextureFormat format) {
static u32 DepthBytesPerPixel(DepthFormat format) {
switch (format) {
case DepthFormat::S8_Z24_UNORM:
case DepthFormat::Z24_S8_UNORM:
return 4;
default:
@ -129,6 +130,7 @@ std::vector<u8> UnswizzleDepthTexture(VAddr address, DepthFormat format, u32 wid
std::vector<u8> unswizzled_data(width * height * bytes_per_pixel);
switch (format) {
case DepthFormat::S8_Z24_UNORM:
case DepthFormat::Z24_S8_UNORM:
CopySwizzledData(width, height, bytes_per_pixel, bytes_per_pixel, data,
unswizzled_data.data(), true, block_height);