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gl_rasterizer_cache: Reintroduce code for handling swizzle and flush to guest RAM.

pull/15/merge
bunnei 7 years ago
parent
78f2a6a9e1
commit
9b929e934b
2 changed files with 119 additions and 28 deletions
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  1. 134
      src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
  2. 13
      src/video_core/renderer_opengl/gl_rasterizer_cache.h

134
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
View File

@ -336,20 +336,22 @@ void MortonCopy(u32 stride, u32 block_height, u32 height, u32 block_depth, u32 d
constexpr u32 bytes_per_pixel = SurfaceParams::GetFormatBpp(format) / CHAR_BIT;
constexpr u32 gl_bytes_per_pixel = CachedSurface::GetGLBytesPerPixel(format);
// With the BCn formats (DXT and DXN), each 4x4 tile is swizzled instead of just individual
// pixel values.
const u32 tile_size{IsFormatBCn(format) ? 4U : 1U};
if (morton_to_gl) {
// With the BCn formats (DXT and DXN), each 4x4 tile is swizzled instead of just individual
// pixel values.
const u32 tile_size{IsFormatBCn(format) ? 4U : 1U};
const std::vector<u8> data = Tegra::Texture::UnswizzleTexture(
addr, tile_size, bytes_per_pixel, stride, height, depth, block_height, block_depth);
const std::size_t size_to_copy{std::min(gl_buffer_size, data.size())};
memcpy(gl_buffer, data.data(), size_to_copy);
} else {
// TODO(bunnei): Assumes the default rendering GOB size of 16 (128 lines). We should
// check the configuration for this and perform more generic un/swizzle
LOG_WARNING(Render_OpenGL, "need to use correct swizzle/GOB parameters!");
VideoCore::MortonCopyPixels128(stride, height, bytes_per_pixel, gl_bytes_per_pixel,
Memory::GetPointer(addr), gl_buffer, morton_to_gl);
std::vector<u8> data(height * stride * bytes_per_pixel);
Tegra::Texture::CopySwizzledData(stride / tile_size, height / tile_size, depth,
bytes_per_pixel, bytes_per_pixel, data.data(), gl_buffer,
false, block_height, block_depth);
const std::size_t size_to_copy{std::min(gl_buffer_size, data.size())};
memcpy(Memory::GetPointer(addr), data.data(), size_to_copy);
}
}
@ -430,17 +432,16 @@ static constexpr std::array<void (*)(u32, u32, u32, u32, u32, u8*, std::size_t,
MortonCopy<false, PixelFormat::RGBA16UI>,
MortonCopy<false, PixelFormat::R11FG11FB10F>,
MortonCopy<false, PixelFormat::RGBA32UI>,
// TODO(Subv): Swizzling DXT1/DXT23/DXT45/DXN1/DXN2/BC7U/BC6H_UF16/BC6H_SF16/ASTC_2D_4X4
// formats are not supported
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
MortonCopy<false, PixelFormat::DXT1>,
MortonCopy<false, PixelFormat::DXT23>,
MortonCopy<false, PixelFormat::DXT45>,
MortonCopy<false, PixelFormat::DXN1>,
MortonCopy<false, PixelFormat::DXN2UNORM>,
MortonCopy<false, PixelFormat::DXN2SNORM>,
MortonCopy<false, PixelFormat::BC7U>,
MortonCopy<false, PixelFormat::BC6H_UF16>,
MortonCopy<false, PixelFormat::BC6H_SF16>,
// TODO(Subv): Swizzling ASTC formats are not supported
nullptr,
MortonCopy<false, PixelFormat::G8R8U>,
MortonCopy<false, PixelFormat::G8R8S>,
@ -754,7 +755,7 @@ CachedSurface::CachedSurface(const SurfaceParams& params)
SurfaceParams::SurfaceTargetName(params.target));
}
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;
@ -767,16 +768,23 @@ 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));
}
}
}
}
@ -814,7 +822,7 @@ 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:
@ -825,6 +833,30 @@ static void ConvertFormatAsNeeded_LoadGLBuffer(std::vector<u8>& data, PixelForma
}
}
/**
* Helper function to perform software conversion (as needed) when flushing a buffer from OpenGL 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::G8R8U:
case PixelFormat::G8R8S:
case PixelFormat::ASTC_2D_4X4:
case PixelFormat::ASTC_2D_8X8: {
LOG_CRITICAL(HW_GPU, "Conversion of format {} after texture flushing is not implemented",
static_cast<u32>(pixel_format));
UNREACHABLE();
break;
}
case PixelFormat::S8Z24:
// Convert the Z24S8 depth format to S8Z24, as OpenGL does not support S8Z24.
ConvertS8Z24ToZ24S8(data, width, height, true);
break;
}
}
MICROPROFILE_DEFINE(OpenGL_SurfaceLoad, "OpenGL", "Surface Load", MP_RGB(128, 64, 192));
void CachedSurface::LoadGLBuffer() {
ASSERT(params.type != SurfaceType::Fill);
@ -864,11 +896,57 @@ void CachedSurface::LoadGLBuffer() {
}
ConvertFormatAsNeeded_LoadGLBuffer(gl_buffer, params.pixel_format, params.width, params.height);
dirty = false;
}
MICROPROFILE_DEFINE(OpenGL_SurfaceFlush, "OpenGL", "Surface Flush", MP_RGB(128, 192, 64));
void CachedSurface::FlushGLBuffer() {
ASSERT_MSG(false, "Unimplemented");
MICROPROFILE_SCOPE(OpenGL_SurfaceFlush);
const auto& rect{params.GetRect()};
// Load data from memory to the surface
const GLint x0 = static_cast<GLint>(rect.left);
const GLint y0 = static_cast<GLint>(rect.bottom);
const size_t buffer_offset =
static_cast<size_t>(static_cast<size_t>(y0) * params.width + static_cast<size_t>(x0)) *
GetGLBytesPerPixel(params.pixel_format);
const u32 bytes_per_pixel = GetGLBytesPerPixel(params.pixel_format);
const u32 copy_size = params.width * params.height * bytes_per_pixel;
gl_buffer.resize(static_cast<size_t>(params.depth) * copy_size);
const FormatTuple& tuple = GetFormatTuple(params.pixel_format, params.component_type);
// Ensure no bad interactions with GL_UNPACK_ALIGNMENT
ASSERT(params.width * GetGLBytesPerPixel(params.pixel_format) % 4 == 0);
glPixelStorei(GL_PACK_ROW_LENGTH, static_cast<GLint>(params.width));
ASSERT(!tuple.compressed);
ASSERT(x0 == 0 && y0 == 0);
glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
glGetTextureImage(texture.handle, 0, tuple.format, tuple.type, gl_buffer.size(),
gl_buffer.data());
glPixelStorei(GL_PACK_ROW_LENGTH, 0);
ConvertFormatAsNeeded_FlushGLBuffer(gl_buffer, params.pixel_format, params.width,
params.height);
ASSERT(params.type != SurfaceType::Fill);
const u8* const texture_src_data = Memory::GetPointer(params.addr);
ASSERT(texture_src_data);
if (params.is_tiled) {
u32 depth = params.depth;
u32 block_depth = params.block_depth;
ASSERT_MSG(params.block_width == 1, "Block width is defined as {} on texture type {}",
params.block_width, static_cast<u32>(params.target));
if (params.target == SurfaceParams::SurfaceTarget::Texture2D) {
// TODO(Blinkhawk): Eliminate this condition once all texture types are implemented.
depth = 1U;
block_depth = 1U;
}
gl_to_morton_fns[static_cast<size_t>(params.pixel_format)](
params.width, params.block_height, params.height, block_depth, depth,
&gl_buffer[buffer_offset], copy_size, params.addr + buffer_offset);
} else {
Memory::WriteBlock(params.addr + buffer_offset, &gl_buffer[buffer_offset],
gl_buffer.size() - buffer_offset);
}
}
MICROPROFILE_DEFINE(OpenGL_TextureUL, "OpenGL", "Texture Upload", MP_RGB(128, 64, 192));

13
src/video_core/renderer_opengl/gl_rasterizer_cache.h
View File

@ -802,6 +802,18 @@ public:
return params.size_in_bytes_total;
}
void Flush() {
// There is no need to flush the surface if it hasn't been modified by us.
if (!dirty)
return;
FlushGLBuffer();
dirty = false;
}
void MarkAsDirty() {
dirty = true;
}
const OGLTexture& Texture() const {
return texture;
}
@ -833,6 +845,7 @@ private:
std::vector<u8> gl_buffer;
SurfaceParams params;
GLenum gl_target;
bool dirty = false;
};
class RasterizerCacheOpenGL final : public RasterizerCache<Surface> {

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