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scratch_buffer: Explicitly defing resize and resize_destructive functions

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resize keeps previous data intact when the buffer grows
resize_destructive destroys the previous data when the buffer grows
This commit is contained in:
ameerj 2022-12-19 22:40:50 -05:00
parent 64869807e2
commit c6590ad07b
7 changed files with 108 additions and 19 deletions
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4
src/video_core/engines/engine_upload.cpp
View file

@ -24,7 +24,7 @@ void State::BindRasterizer(VideoCore::RasterizerInterface* rasterizer_) {
void State::ProcessExec(const bool is_linear_) {
write_offset = 0;
copy_size = regs.line_length_in * regs.line_count;
inner_buffer.resize(copy_size);
inner_buffer.resize_destructive(copy_size);
is_linear = is_linear_;
}
@ -70,7 +70,7 @@ void State::ProcessData(std::span<const u8> read_buffer) {
const std::size_t dst_size = Tegra::Texture::CalculateSize(
true, bytes_per_pixel, width, regs.dest.height, regs.dest.depth,
regs.dest.BlockHeight(), regs.dest.BlockDepth());
tmp_buffer.resize(dst_size);
tmp_buffer.resize_destructive(dst_size);
memory_manager.ReadBlock(address, tmp_buffer.data(), dst_size);
Tegra::Texture::SwizzleSubrect(tmp_buffer, read_buffer, bytes_per_pixel, width,
regs.dest.height, regs.dest.depth, x_offset, regs.dest.y,

18
src/video_core/engines/maxwell_dma.cpp
View file

@ -184,8 +184,8 @@ void MaxwellDMA::CopyBlockLinearToPitch() {
const size_t src_size =
CalculateSize(true, bytes_per_pixel, width, height, depth, block_height, block_depth);
read_buffer.resize(src_size);
write_buffer.resize(dst_size);
read_buffer.resize_destructive(src_size);
write_buffer.resize_destructive(dst_size);
memory_manager.ReadBlock(regs.offset_in, read_buffer.data(), src_size);
memory_manager.ReadBlock(regs.offset_out, write_buffer.data(), dst_size);
@ -231,8 +231,8 @@ void MaxwellDMA::CopyPitchToBlockLinear() {
CalculateSize(true, bytes_per_pixel, width, height, depth, block_height, block_depth);
const size_t src_size = static_cast<size_t>(regs.pitch_in) * regs.line_count;
read_buffer.resize(src_size);
write_buffer.resize(dst_size);
read_buffer.resize_destructive(src_size);
write_buffer.resize_destructive(dst_size);
memory_manager.ReadBlock(regs.offset_in, read_buffer.data(), src_size);
if (Settings::IsGPULevelExtreme()) {
@ -261,8 +261,8 @@ void MaxwellDMA::FastCopyBlockLinearToPitch() {
pos_x = pos_x % x_in_gob;
pos_y = pos_y % 8;
read_buffer.resize(src_size);
write_buffer.resize(dst_size);
read_buffer.resize_destructive(src_size);
write_buffer.resize_destructive(dst_size);
if (Settings::IsGPULevelExtreme()) {
memory_manager.ReadBlock(regs.offset_in + offset, read_buffer.data(), src_size);
@ -321,10 +321,10 @@ void MaxwellDMA::CopyBlockLinearToBlockLinear() {
const u32 pitch = x_elements * bytes_per_pixel;
const size_t mid_buffer_size = pitch * regs.line_count;
read_buffer.resize(src_size);
write_buffer.resize(dst_size);
read_buffer.resize_destructive(src_size);
write_buffer.resize_destructive(dst_size);
intermediate_buffer.resize(mid_buffer_size);
intermediate_buffer.resize_destructive(mid_buffer_size);
memory_manager.ReadBlock(regs.offset_in, read_buffer.data(), src_size);
memory_manager.ReadBlock(regs.offset_out, write_buffer.data(), dst_size);