mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-12-17 08:16:36 +00:00
Merge pull request #8849 from Morph1984/parallel-astc
astc: Enable parallel CPU astc decoding
This commit is contained in:
commit
8d4458ef24
@ -13,7 +13,9 @@
|
||||
|
||||
#include <boost/container/static_vector.hpp>
|
||||
|
||||
#include "common/alignment.h"
|
||||
#include "common/common_types.h"
|
||||
#include "common/thread_worker.h"
|
||||
#include "video_core/textures/astc.h"
|
||||
|
||||
class InputBitStream {
|
||||
@ -1650,11 +1652,22 @@ static void DecompressBlock(std::span<const u8, 16> inBuf, const u32 blockWidth,
|
||||
|
||||
void Decompress(std::span<const uint8_t> data, uint32_t width, uint32_t height, uint32_t depth,
|
||||
uint32_t block_width, uint32_t block_height, std::span<uint8_t> output) {
|
||||
u32 block_index = 0;
|
||||
std::size_t depth_offset = 0;
|
||||
for (u32 z = 0; z < depth; z++) {
|
||||
for (u32 y = 0; y < height; y += block_height) {
|
||||
for (u32 x = 0; x < width; x += block_width) {
|
||||
const u32 rows = Common::DivideUp(height, block_height);
|
||||
const u32 cols = Common::DivideUp(width, block_width);
|
||||
|
||||
Common::ThreadWorker workers{std::max(std::thread::hardware_concurrency(), 2U) / 2,
|
||||
"yuzu:ASTCDecompress"};
|
||||
|
||||
for (u32 z = 0; z < depth; ++z) {
|
||||
const u32 depth_offset = z * height * width * 4;
|
||||
for (u32 y_index = 0; y_index < rows; ++y_index) {
|
||||
auto decompress_stride = [data, width, height, depth, block_width, block_height, output,
|
||||
rows, cols, z, depth_offset, y_index] {
|
||||
const u32 y = y_index * block_height;
|
||||
for (u32 x_index = 0; x_index < cols; ++x_index) {
|
||||
const u32 block_index = (z * rows * cols) + (y_index * cols) + x_index;
|
||||
const u32 x = x_index * block_width;
|
||||
|
||||
const std::span<const u8, 16> blockPtr{data.subspan(block_index * 16, 16)};
|
||||
|
||||
// Blocks can be at most 12x12
|
||||
@ -1665,14 +1678,15 @@ void Decompress(std::span<const uint8_t> data, uint32_t width, uint32_t height,
|
||||
u32 decompHeight = std::min(block_height, height - y);
|
||||
|
||||
const std::span<u8> outRow = output.subspan(depth_offset + (y * width + x) * 4);
|
||||
for (u32 jj = 0; jj < decompHeight; jj++) {
|
||||
std::memcpy(outRow.data() + jj * width * 4,
|
||||
uncompData.data() + jj * block_width, decompWidth * 4);
|
||||
}
|
||||
++block_index;
|
||||
for (u32 h = 0; h < decompHeight; ++h) {
|
||||
std::memcpy(outRow.data() + h * width * 4,
|
||||
uncompData.data() + h * block_width, decompWidth * 4);
|
||||
}
|
||||
}
|
||||
depth_offset += height * width * 4;
|
||||
};
|
||||
workers.QueueWork(std::move(decompress_stride));
|
||||
}
|
||||
workers.WaitForRequests();
|
||||
}
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user