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Diffstat (limited to 'src/video_core/engines/engine_upload.cpp')
-rw-r--r-- | src/video_core/engines/engine_upload.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/video_core/engines/engine_upload.cpp b/src/video_core/engines/engine_upload.cpp new file mode 100644 index 000000000..201f8e273 --- /dev/null +++ b/src/video_core/engines/engine_upload.cpp @@ -0,0 +1,44 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/assert.h" +#include "video_core/engines/engine_upload.h" +#include "video_core/memory_manager.h" +#include "video_core/textures/decoders.h" + +namespace Tegra::Engines::Upload { + +void State::ProcessExec(const bool is_linear) { + write_offset = 0; + copy_size = regs.line_length_in * regs.line_count; + inner_buffer.resize(copy_size); + linear = is_linear; +} + +void State::ProcessData(const u32 data, const bool is_last_call) { + const u32 sub_copy_size = std::min(4U, copy_size - write_offset); + std::memcpy(&inner_buffer[write_offset], &data, sub_copy_size); + write_offset += sub_copy_size; + if (is_last_call) { + const GPUVAddr address{regs.dest.Address()}; + if (linear) { + memory_manager.WriteBlock(address, inner_buffer.data(), copy_size); + } else { + UNIMPLEMENTED_IF(regs.dest.z != 0); + UNIMPLEMENTED_IF(regs.dest.depth != 1); + UNIMPLEMENTED_IF(regs.dest.BlockWidth() != 1); + UNIMPLEMENTED_IF(regs.dest.BlockDepth() != 1); + const std::size_t dst_size = Tegra::Texture::CalculateSize( + true, 1, regs.dest.width, regs.dest.height, 1, regs.dest.BlockHeight(), 1); + std::vector<u8> tmp_buffer(dst_size); + memory_manager.ReadBlock(address, tmp_buffer.data(), dst_size); + Tegra::Texture::SwizzleKepler(regs.dest.width, regs.dest.height, regs.dest.x, + regs.dest.y, regs.dest.BlockHeight(), copy_size, + inner_buffer.data(), tmp_buffer.data()); + memory_manager.WriteBlock(address, tmp_buffer.data(), dst_size); + } + } +} + +} // namespace Tegra::Engines::Upload |