Merge pull request #1480 from FernandoS27/neue-swizzle
Introduce 3D Swizzle seamlessly
This commit is contained in:
bunnei
GitHub
commit
b82bbfba77
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@ -62,14 +62,16 @@ void Fermi2D::HandleSurfaceCopy() {
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u8* dst_buffer = Memory::GetPointer(dest_cpu);
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if (!regs.src.linear && regs.dst.linear) {
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// If the input is tiled and the output is linear, deswizzle the input and copy it over.
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Texture::CopySwizzledData(regs.src.width, regs.src.height, src_bytes_per_pixel,
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dst_bytes_per_pixel, src_buffer, dst_buffer, true,
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regs.src.BlockHeight());
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Texture::CopySwizzledData(regs.src.width, regs.src.height, regs.src.depth,
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src_bytes_per_pixel, dst_bytes_per_pixel, src_buffer,
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dst_buffer, true, regs.src.BlockHeight(),
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regs.src.BlockDepth());
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} else {
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// If the input is linear and the output is tiled, swizzle the input and copy it over.
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Texture::CopySwizzledData(regs.src.width, regs.src.height, src_bytes_per_pixel,
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dst_bytes_per_pixel, dst_buffer, src_buffer, false,
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regs.dst.BlockHeight());
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Texture::CopySwizzledData(regs.src.width, regs.src.height, regs.src.depth,
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src_bytes_per_pixel, dst_bytes_per_pixel, dst_buffer,
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src_buffer, false, regs.dst.BlockHeight(),
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regs.dst.BlockDepth());
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}
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}
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}
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@ -68,12 +68,14 @@ void MaxwellDMA::HandleCopy() {
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if (regs.exec.is_dst_linear && !regs.exec.is_src_linear) {
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// If the input is tiled and the output is linear, deswizzle the input and copy it over.
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Texture::CopySwizzledData(regs.src_params.size_x, regs.src_params.size_y, 1, 1, src_buffer,
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dst_buffer, true, regs.src_params.BlockHeight());
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Texture::CopySwizzledData(regs.src_params.size_x, regs.src_params.size_y,
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regs.src_params.size_z, 1, 1, src_buffer, dst_buffer, true,
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regs.src_params.BlockHeight(), regs.src_params.BlockDepth());
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} else {
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// If the input is linear and the output is tiled, swizzle the input and copy it over.
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Texture::CopySwizzledData(regs.dst_params.size_x, regs.dst_params.size_y, 1, 1, dst_buffer,
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src_buffer, false, regs.dst_params.BlockHeight());
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Texture::CopySwizzledData(regs.dst_params.size_x, regs.dst_params.size_y,
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regs.dst_params.size_z, 1, 1, dst_buffer, src_buffer, false,
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regs.dst_params.BlockHeight(), regs.dst_params.BlockDepth());
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}
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}
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@ -43,6 +43,10 @@ public:
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u32 BlockHeight() const {
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return 1 << block_height;
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}
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u32 BlockDepth() const {
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return 1 << block_depth;
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}
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};
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static_assert(sizeof(Parameters) == 24, "Parameters has wrong size");
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@ -323,8 +323,8 @@ static bool IsFormatBCn(PixelFormat format) {
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}
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template <bool morton_to_gl, PixelFormat format>
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void MortonCopy(u32 stride, u32 block_height, u32 height, u8* gl_buffer, std::size_t gl_buffer_size,
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VAddr addr) {
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void MortonCopy(u32 stride, u32 block_height, u32 height, u32 block_depth, u32 depth, u8* gl_buffer,
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std::size_t gl_buffer_size, VAddr addr) {
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constexpr u32 bytes_per_pixel = SurfaceParams::GetFormatBpp(format) / CHAR_BIT;
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constexpr u32 gl_bytes_per_pixel = CachedSurface::GetGLBytesPerPixel(format);
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@ -333,7 +333,7 @@ void MortonCopy(u32 stride, u32 block_height, u32 height, u8* gl_buffer, std::si
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// pixel values.
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const u32 tile_size{IsFormatBCn(format) ? 4U : 1U};
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const std::vector<u8> data = Tegra::Texture::UnswizzleTexture(
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addr, tile_size, bytes_per_pixel, stride, height, block_height);
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addr, tile_size, bytes_per_pixel, stride, height, depth, block_height, block_depth);
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const std::size_t size_to_copy{std::min(gl_buffer_size, data.size())};
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memcpy(gl_buffer, data.data(), size_to_copy);
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} else {
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@ -345,7 +345,7 @@ void MortonCopy(u32 stride, u32 block_height, u32 height, u8* gl_buffer, std::si
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}
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}
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static constexpr std::array<void (*)(u32, u32, u32, u8*, std::size_t, VAddr),
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static constexpr std::array<void (*)(u32, u32, u32, u32, u32, u8*, std::size_t, VAddr),
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SurfaceParams::MaxPixelFormat>
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morton_to_gl_fns = {
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// clang-format off
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@ -403,7 +403,7 @@ static constexpr std::array<void (*)(u32, u32, u32, u8*, std::size_t, VAddr),
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// clang-format on
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};
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static constexpr std::array<void (*)(u32, u32, u32, u8*, std::size_t, VAddr),
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static constexpr std::array<void (*)(u32, u32, u32, u32, u32, u8*, std::size_t, VAddr),
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SurfaceParams::MaxPixelFormat>
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gl_to_morton_fns = {
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// clang-format off
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@ -827,36 +827,23 @@ void CachedSurface::LoadGLBuffer() {
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if (params.is_tiled) {
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gl_buffer.resize(total_size);
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u32 depth = params.depth;
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u32 block_depth = params.block_depth;
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ASSERT_MSG(params.block_width == 1, "Block width is defined as {} on texture type {}",
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params.block_width, static_cast<u32>(params.target));
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ASSERT_MSG(params.block_depth == 1, "Block depth is defined as {} on texture type {}",
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params.block_depth, static_cast<u32>(params.target));
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// TODO(bunnei): This only unswizzles and copies a 2D texture - we do not yet know how to do
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// this for 3D textures, etc.
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switch (params.target) {
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case SurfaceParams::SurfaceTarget::Texture2D:
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// Pass impl. to the fallback code below
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break;
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case SurfaceParams::SurfaceTarget::Texture2DArray:
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case SurfaceParams::SurfaceTarget::TextureCubemap:
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for (std::size_t index = 0; index < params.depth; ++index) {
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const std::size_t offset{index * copy_size};
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morton_to_gl_fns[static_cast<std::size_t>(params.pixel_format)](
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params.width, params.block_height, params.height, gl_buffer.data() + offset,
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copy_size, params.addr + offset);
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}
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break;
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default:
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LOG_CRITICAL(HW_GPU, "Unimplemented tiled load for target={}",
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static_cast<u32>(params.target));
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UNREACHABLE();
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if (params.target == SurfaceParams::SurfaceTarget::Texture2D) {
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// TODO(Blinkhawk): Eliminate this condition once all texture types are implemented.
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depth = 1U;
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block_depth = 1U;
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}
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const std::size_t size = copy_size * depth;
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morton_to_gl_fns[static_cast<std::size_t>(params.pixel_format)](
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params.width, params.block_height, params.height, gl_buffer.data(), copy_size,
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params.addr);
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params.width, params.block_height, params.height, block_depth, depth, gl_buffer.data(),
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size, params.addr);
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} else {
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const u8* const texture_src_data_end{texture_src_data + total_size};
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gl_buffer.assign(texture_src_data, texture_src_data_end);
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@ -40,72 +40,146 @@ struct alignas(64) SwizzleTable {
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constexpr auto legacy_swizzle_table = SwizzleTable<8, 64, 1>();
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constexpr auto fast_swizzle_table = SwizzleTable<8, 4, 16>();
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static void LegacySwizzleData(u32 width, u32 height, u32 bytes_per_pixel, u32 out_bytes_per_pixel,
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u8* swizzled_data, u8* unswizzled_data, bool unswizzle,
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u32 block_height) {
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/**
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* This function manages ALL the GOBs(Group of Bytes) Inside a single block.
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* Instead of going gob by gob, we map the coordinates inside a block and manage from
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* those. Block_Width is assumed to be 1.
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*/
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void PreciseProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle,
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const u32 x_start, const u32 y_start, const u32 z_start, const u32 x_end,
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const u32 y_end, const u32 z_end, const u32 tile_offset,
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const u32 xy_block_size, const u32 layer_z, const u32 stride_x,
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const u32 bytes_per_pixel, const u32 out_bytes_per_pixel) {
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std::array<u8*, 2> data_ptrs;
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const std::size_t stride = width * bytes_per_pixel;
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const std::size_t gobs_in_x = 64;
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const std::size_t gobs_in_y = 8;
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const std::size_t gobs_size = gobs_in_x * gobs_in_y;
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const std::size_t image_width_in_gobs{(stride + gobs_in_x - 1) / gobs_in_x};
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for (std::size_t y = 0; y < height; ++y) {
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const std::size_t gob_y_address =
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(y / (gobs_in_y * block_height)) * gobs_size * block_height * image_width_in_gobs +
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(y % (gobs_in_y * block_height) / gobs_in_y) * gobs_size;
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const auto& table = legacy_swizzle_table[y % gobs_in_y];
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for (std::size_t x = 0; x < width; ++x) {
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const std::size_t gob_address =
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gob_y_address + (x * bytes_per_pixel / gobs_in_x) * gobs_size * block_height;
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const std::size_t x2 = x * bytes_per_pixel;
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const std::size_t swizzle_offset = gob_address + table[x2 % gobs_in_x];
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const std::size_t pixel_index = (x + y * width) * out_bytes_per_pixel;
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u32 z_address = tile_offset;
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const u32 gob_size_x = 64;
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const u32 gob_size_y = 8;
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const u32 gob_size_z = 1;
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const u32 gob_size = gob_size_x * gob_size_y * gob_size_z;
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for (u32 z = z_start; z < z_end; z++) {
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u32 y_address = z_address;
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u32 pixel_base = layer_z * z + y_start * stride_x;
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for (u32 y = y_start; y < y_end; y++) {
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const auto& table = legacy_swizzle_table[y % gob_size_y];
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for (u32 x = x_start; x < x_end; x++) {
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const u32 swizzle_offset{y_address + table[x * bytes_per_pixel % gob_size_x]};
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const u32 pixel_index{x * out_bytes_per_pixel + pixel_base};
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data_ptrs[unswizzle] = swizzled_data + swizzle_offset;
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data_ptrs[!unswizzle] = unswizzled_data + pixel_index;
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std::memcpy(data_ptrs[0], data_ptrs[1], bytes_per_pixel);
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}
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pixel_base += stride_x;
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if ((y + 1) % gob_size_y == 0)
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y_address += gob_size;
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}
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z_address += xy_block_size;
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}
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}
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static void FastSwizzleData(u32 width, u32 height, u32 bytes_per_pixel, u32 out_bytes_per_pixel,
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u8* swizzled_data, u8* unswizzled_data, bool unswizzle,
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u32 block_height) {
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/**
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* This function manages ALL the GOBs(Group of Bytes) Inside a single block.
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* Instead of going gob by gob, we map the coordinates inside a block and manage from
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* those. Block_Width is assumed to be 1.
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*/
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void FastProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle,
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const u32 x_start, const u32 y_start, const u32 z_start, const u32 x_end,
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const u32 y_end, const u32 z_end, const u32 tile_offset,
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const u32 xy_block_size, const u32 layer_z, const u32 stride_x,
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const u32 bytes_per_pixel, const u32 out_bytes_per_pixel) {
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std::array<u8*, 2> data_ptrs;
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const std::size_t stride{width * bytes_per_pixel};
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const std::size_t gobs_in_x = 64;
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const std::size_t gobs_in_y = 8;
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const std::size_t gobs_size = gobs_in_x * gobs_in_y;
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const std::size_t image_width_in_gobs{(stride + gobs_in_x - 1) / gobs_in_x};
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const std::size_t copy_size{16};
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for (std::size_t y = 0; y < height; ++y) {
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const std::size_t initial_gob =
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(y / (gobs_in_y * block_height)) * gobs_size * block_height * image_width_in_gobs +
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(y % (gobs_in_y * block_height) / gobs_in_y) * gobs_size;
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const std::size_t pixel_base{y * width * out_bytes_per_pixel};
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const auto& table = fast_swizzle_table[y % gobs_in_y];
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for (std::size_t xb = 0; xb < stride; xb += copy_size) {
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const std::size_t gob_address{initial_gob +
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(xb / gobs_in_x) * gobs_size * block_height};
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const std::size_t swizzle_offset{gob_address + table[(xb / 16) % 4]};
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const std::size_t out_x = xb * out_bytes_per_pixel / bytes_per_pixel;
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const std::size_t pixel_index{out_x + pixel_base};
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u32 z_address = tile_offset;
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const u32 x_startb = x_start * bytes_per_pixel;
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const u32 x_endb = x_end * bytes_per_pixel;
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const u32 copy_size = 16;
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const u32 gob_size_x = 64;
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const u32 gob_size_y = 8;
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const u32 gob_size_z = 1;
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const u32 gob_size = gob_size_x * gob_size_y * gob_size_z;
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for (u32 z = z_start; z < z_end; z++) {
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u32 y_address = z_address;
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u32 pixel_base = layer_z * z + y_start * stride_x;
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for (u32 y = y_start; y < y_end; y++) {
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const auto& table = fast_swizzle_table[y % gob_size_y];
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for (u32 xb = x_startb; xb < x_endb; xb += copy_size) {
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const u32 swizzle_offset{y_address + table[(xb / copy_size) % 4]};
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const u32 out_x = xb * out_bytes_per_pixel / bytes_per_pixel;
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const u32 pixel_index{out_x + pixel_base};
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data_ptrs[unswizzle] = swizzled_data + swizzle_offset;
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data_ptrs[!unswizzle] = unswizzled_data + pixel_index;
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std::memcpy(data_ptrs[0], data_ptrs[1], copy_size);
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}
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pixel_base += stride_x;
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if ((y + 1) % gob_size_y == 0)
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y_address += gob_size;
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}
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z_address += xy_block_size;
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}
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}
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void CopySwizzledData(u32 width, u32 height, u32 bytes_per_pixel, u32 out_bytes_per_pixel,
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u8* swizzled_data, u8* unswizzled_data, bool unswizzle, u32 block_height) {
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if (bytes_per_pixel % 3 != 0 && (width * bytes_per_pixel) % 16 == 0) {
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FastSwizzleData(width, height, bytes_per_pixel, out_bytes_per_pixel, swizzled_data,
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unswizzled_data, unswizzle, block_height);
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/**
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* This function unswizzles or swizzles a texture by mapping Linear to BlockLinear Textue.
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* The body of this function takes care of splitting the swizzled texture into blocks,
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* and managing the extents of it. Once all the parameters of a single block are obtained,
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* the function calls 'ProcessBlock' to process that particular Block.
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*
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* Documentation for the memory layout and decoding can be found at:
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* https://envytools.readthedocs.io/en/latest/hw/memory/g80-surface.html#blocklinear-surfaces
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*/
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template <bool fast>
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void SwizzledData(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle, const u32 width,
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const u32 height, const u32 depth, const u32 bytes_per_pixel,
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const u32 out_bytes_per_pixel, const u32 block_height, const u32 block_depth) {
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auto div_ceil = [](const u32 x, const u32 y) { return ((x + y - 1) / y); };
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const u32 stride_x = width * out_bytes_per_pixel;
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const u32 layer_z = height * stride_x;
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const u32 gob_x_bytes = 64;
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const u32 gob_elements_x = gob_x_bytes / bytes_per_pixel;
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const u32 gob_elements_y = 8;
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const u32 gob_elements_z = 1;
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const u32 block_x_elements = gob_elements_x;
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const u32 block_y_elements = gob_elements_y * block_height;
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const u32 block_z_elements = gob_elements_z * block_depth;
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const u32 blocks_on_x = div_ceil(width, block_x_elements);
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const u32 blocks_on_y = div_ceil(height, block_y_elements);
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const u32 blocks_on_z = div_ceil(depth, block_z_elements);
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const u32 blocks = blocks_on_x * blocks_on_y * blocks_on_z;
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const u32 gob_size = gob_x_bytes * gob_elements_y * gob_elements_z;
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const u32 xy_block_size = gob_size * block_height;
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const u32 block_size = xy_block_size * block_depth;
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u32 tile_offset = 0;
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for (u32 zb = 0; zb < blocks_on_z; zb++) {
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const u32 z_start = zb * block_z_elements;
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const u32 z_end = std::min(depth, z_start + block_z_elements);
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for (u32 yb = 0; yb < blocks_on_y; yb++) {
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const u32 y_start = yb * block_y_elements;
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const u32 y_end = std::min(height, y_start + block_y_elements);
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for (u32 xb = 0; xb < blocks_on_x; xb++) {
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const u32 x_start = xb * block_x_elements;
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const u32 x_end = std::min(width, x_start + block_x_elements);
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if (fast) {
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FastProcessBlock(swizzled_data, unswizzled_data, unswizzle, x_start, y_start,
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z_start, x_end, y_end, z_end, tile_offset, xy_block_size,
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layer_z, stride_x, bytes_per_pixel, out_bytes_per_pixel);
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} else {
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LegacySwizzleData(width, height, bytes_per_pixel, out_bytes_per_pixel, swizzled_data,
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unswizzled_data, unswizzle, block_height);
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PreciseProcessBlock(swizzled_data, unswizzled_data, unswizzle, x_start, y_start,
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z_start, x_end, y_end, z_end, tile_offset, xy_block_size,
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layer_z, stride_x, bytes_per_pixel, out_bytes_per_pixel);
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}
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tile_offset += block_size;
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}
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}
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}
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}
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void CopySwizzledData(u32 width, u32 height, u32 depth, u32 bytes_per_pixel,
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u32 out_bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data,
|
||||
bool unswizzle, u32 block_height, u32 block_depth) {
|
||||
if (bytes_per_pixel % 3 != 0 && (width * bytes_per_pixel) % 16 == 0) {
|
||||
SwizzledData<true>(swizzled_data, unswizzled_data, unswizzle, width, height, depth,
|
||||
bytes_per_pixel, out_bytes_per_pixel, block_height, block_depth);
|
||||
} else {
|
||||
SwizzledData<false>(swizzled_data, unswizzled_data, unswizzle, width, height, depth,
|
||||
bytes_per_pixel, out_bytes_per_pixel, block_height, block_depth);
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -153,10 +227,11 @@ u32 BytesPerPixel(TextureFormat format) {
|
|||
}
|
||||
|
||||
std::vector<u8> UnswizzleTexture(VAddr address, u32 tile_size, u32 bytes_per_pixel, u32 width,
|
||||
u32 height, u32 block_height) {
|
||||
std::vector<u8> unswizzled_data(width * height * bytes_per_pixel);
|
||||
CopySwizzledData(width / tile_size, height / tile_size, bytes_per_pixel, bytes_per_pixel,
|
||||
Memory::GetPointer(address), unswizzled_data.data(), true, block_height);
|
||||
u32 height, u32 depth, u32 block_height, u32 block_depth) {
|
||||
std::vector<u8> unswizzled_data(width * height * depth * bytes_per_pixel);
|
||||
CopySwizzledData(width / tile_size, height / tile_size, depth, bytes_per_pixel, bytes_per_pixel,
|
||||
Memory::GetPointer(address), unswizzled_data.data(), true, block_height,
|
||||
block_depth);
|
||||
return unswizzled_data;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -14,17 +14,14 @@ namespace Tegra::Texture {
|
|||
* Unswizzles a swizzled texture without changing its format.
|
||||
*/
|
||||
std::vector<u8> UnswizzleTexture(VAddr address, u32 tile_size, u32 bytes_per_pixel, u32 width,
|
||||
u32 height, u32 block_height = TICEntry::DefaultBlockHeight);
|
||||
|
||||
/**
|
||||
* Unswizzles a swizzled depth texture without changing its format.
|
||||
*/
|
||||
std::vector<u8> UnswizzleDepthTexture(VAddr address, DepthFormat format, u32 width, u32 height,
|
||||
u32 block_height = TICEntry::DefaultBlockHeight);
|
||||
u32 height, u32 depth,
|
||||
u32 block_height = TICEntry::DefaultBlockHeight,
|
||||
u32 block_depth = TICEntry::DefaultBlockHeight);
|
||||
|
||||
/// Copies texture data from a buffer and performs swizzling/unswizzling as necessary.
|
||||
void CopySwizzledData(u32 width, u32 height, u32 bytes_per_pixel, u32 out_bytes_per_pixel,
|
||||
u8* swizzled_data, u8* unswizzled_data, bool unswizzle, u32 block_height);
|
||||
void CopySwizzledData(u32 width, u32 height, u32 depth, u32 bytes_per_pixel,
|
||||
u32 out_bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data,
|
||||
bool unswizzle, u32 block_height, u32 block_depth);
|
||||
|
||||
/**
|
||||
* Decodes an unswizzled texture into a A8R8G8B8 texture.
|
||||
|
|
|
|||
|
|
@ -141,6 +141,7 @@ static_assert(sizeof(TextureHandle) == 4, "TextureHandle has wrong size");
|
|||
|
||||
struct TICEntry {
|
||||
static constexpr u32 DefaultBlockHeight = 16;
|
||||
static constexpr u32 DefaultBlockDepth = 1;
|
||||
|
||||
union {
|
||||
u32 raw;
|
||||
|
|
|
|||
|
|
@ -386,8 +386,9 @@ void GraphicsSurfaceWidget::OnUpdate() {
|
|||
|
||||
// TODO(bunnei): Will not work with BCn formats that swizzle 4x4 tiles.
|
||||
// Needs to be fixed if we plan to use this feature more, otherwise we may remove it.
|
||||
auto unswizzled_data = Tegra::Texture::UnswizzleTexture(
|
||||
*address, 1, Tegra::Texture::BytesPerPixel(surface_format), surface_width, surface_height);
|
||||
auto unswizzled_data =
|
||||
Tegra::Texture::UnswizzleTexture(*address, 1, Tegra::Texture::BytesPerPixel(surface_format),
|
||||
surface_width, surface_height, 1U);
|
||||
|
||||
auto texture_data = Tegra::Texture::DecodeTexture(unswizzled_data, surface_format,
|
||||
surface_width, surface_height);
|
||||
|
|
|
|||
Reference in New Issue