summaryrefslogtreecommitdiffstats
path: root/src/video_core/engines/maxwell_dma.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/video_core/engines/maxwell_dma.cpp')
-rw-r--r--src/video_core/engines/maxwell_dma.cpp35
1 files changed, 19 insertions, 16 deletions
diff --git a/src/video_core/engines/maxwell_dma.cpp b/src/video_core/engines/maxwell_dma.cpp
index ebe5536de..bc1eb41e7 100644
--- a/src/video_core/engines/maxwell_dma.cpp
+++ b/src/video_core/engines/maxwell_dma.cpp
@@ -108,9 +108,11 @@ void MaxwellDMA::Launch() {
if (regs.launch_dma.remap_enable != 0 && is_const_a_dst) {
ASSERT(regs.remap_const.component_size_minus_one == 3);
accelerate.BufferClear(regs.offset_out, regs.line_length_in, regs.remap_consta_value);
- std::vector<u32> tmp_buffer(regs.line_length_in, regs.remap_consta_value);
+ read_buffer.resize_destructive(regs.line_length_in * sizeof(u32));
+ std::span<u32> span(reinterpret_cast<u32*>(read_buffer.data()), regs.line_length_in);
+ std::ranges::fill(span, regs.remap_consta_value);
memory_manager.WriteBlockUnsafe(regs.offset_out,
- reinterpret_cast<u8*>(tmp_buffer.data()),
+ reinterpret_cast<u8*>(read_buffer.data()),
regs.line_length_in * sizeof(u32));
} else {
memory_manager.FlushCaching();
@@ -126,32 +128,32 @@ void MaxwellDMA::Launch() {
UNIMPLEMENTED_IF(regs.line_length_in % 16 != 0);
UNIMPLEMENTED_IF(regs.offset_in % 16 != 0);
UNIMPLEMENTED_IF(regs.offset_out % 16 != 0);
- std::vector<u8> tmp_buffer(16);
+ read_buffer.resize_destructive(16);
for (u32 offset = 0; offset < regs.line_length_in; offset += 16) {
memory_manager.ReadBlockUnsafe(
convert_linear_2_blocklinear_addr(regs.offset_in + offset),
- tmp_buffer.data(), tmp_buffer.size());
- memory_manager.WriteBlockCached(regs.offset_out + offset, tmp_buffer.data(),
- tmp_buffer.size());
+ read_buffer.data(), read_buffer.size());
+ memory_manager.WriteBlockCached(regs.offset_out + offset, read_buffer.data(),
+ read_buffer.size());
}
} else if (is_src_pitch && !is_dst_pitch) {
UNIMPLEMENTED_IF(regs.line_length_in % 16 != 0);
UNIMPLEMENTED_IF(regs.offset_in % 16 != 0);
UNIMPLEMENTED_IF(regs.offset_out % 16 != 0);
- std::vector<u8> tmp_buffer(16);
+ read_buffer.resize_destructive(16);
for (u32 offset = 0; offset < regs.line_length_in; offset += 16) {
- memory_manager.ReadBlockUnsafe(regs.offset_in + offset, tmp_buffer.data(),
- tmp_buffer.size());
+ memory_manager.ReadBlockUnsafe(regs.offset_in + offset, read_buffer.data(),
+ read_buffer.size());
memory_manager.WriteBlockCached(
convert_linear_2_blocklinear_addr(regs.offset_out + offset),
- tmp_buffer.data(), tmp_buffer.size());
+ read_buffer.data(), read_buffer.size());
}
} else {
if (!accelerate.BufferCopy(regs.offset_in, regs.offset_out, regs.line_length_in)) {
- std::vector<u8> tmp_buffer(regs.line_length_in);
- memory_manager.ReadBlockUnsafe(regs.offset_in, tmp_buffer.data(),
+ read_buffer.resize_destructive(regs.line_length_in);
+ memory_manager.ReadBlockUnsafe(regs.offset_in, read_buffer.data(),
regs.line_length_in);
- memory_manager.WriteBlockCached(regs.offset_out, tmp_buffer.data(),
+ memory_manager.WriteBlockCached(regs.offset_out, read_buffer.data(),
regs.line_length_in);
}
}
@@ -171,7 +173,8 @@ void MaxwellDMA::CopyBlockLinearToPitch() {
src_operand.address = regs.offset_in;
DMA::BufferOperand dst_operand;
- dst_operand.pitch = regs.pitch_out;
+ u32 abs_pitch_out = std::abs(static_cast<s32>(regs.pitch_out));
+ dst_operand.pitch = abs_pitch_out;
dst_operand.width = regs.line_length_in;
dst_operand.height = regs.line_count;
dst_operand.address = regs.offset_out;
@@ -218,7 +221,7 @@ void MaxwellDMA::CopyBlockLinearToPitch() {
const size_t src_size =
CalculateSize(true, bytes_per_pixel, width, height, depth, block_height, block_depth);
- const size_t dst_size = static_cast<size_t>(regs.pitch_out) * regs.line_count;
+ const size_t dst_size = static_cast<size_t>(abs_pitch_out) * regs.line_count;
read_buffer.resize_destructive(src_size);
write_buffer.resize_destructive(dst_size);
@@ -227,7 +230,7 @@ void MaxwellDMA::CopyBlockLinearToPitch() {
UnswizzleSubrect(write_buffer, read_buffer, bytes_per_pixel, width, height, depth, x_offset,
src_params.origin.y, x_elements, regs.line_count, block_height, block_depth,
- regs.pitch_out);
+ abs_pitch_out);
memory_manager.WriteBlockCached(regs.offset_out, write_buffer.data(), dst_size);
}