video_core/textures: Add and use SwizzleSliceToVoxel, and minor style changes
Change GOB sizes from free-functions to constexpr constants. Add SwizzleSliceToVoxel, a function that swizzles a 2D array of pixels into a 3D texture and use it for 3D copies.
This commit is contained in:
ReinUsesLisp
parent
2a9d17b7e7
commit
c574ab5aa1
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@ -37,7 +37,8 @@ void MaxwellDMA::CallMultiMethod(u32 method, const u32* base_start, u32 amount,
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}
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void MaxwellDMA::Launch() {
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LOG_TRACE(HW_GPU, "Requested a DMA copy");
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LOG_TRACE(Render_OpenGL, "DMA copy 0x{:x} -> 0x{:x}", static_cast<GPUVAddr>(regs.offset_in),
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static_cast<GPUVAddr>(regs.offset_out));
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// TODO(Subv): Perform more research and implement all features of this engine.
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const LaunchDMA& launch = regs.launch_dma;
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@ -97,7 +98,7 @@ void MaxwellDMA::CopyBlockLinearToPitch() {
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// Optimized path for micro copies.
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const size_t dst_size = static_cast<size_t>(regs.pitch_out) * regs.line_count;
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if (dst_size < GetGOBSize() && regs.pitch_out <= 64) {
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if (dst_size < GOB_SIZE && regs.pitch_out <= GOB_SIZE_X) {
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FastCopyBlockLinearToPitch();
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return;
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}
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@ -130,18 +131,15 @@ void MaxwellDMA::CopyBlockLinearToPitch() {
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memory_manager.ReadBlockUnsafe(regs.offset_out, write_buffer.data(), dst_size);
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}
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UnswizzleSubrect(regs.line_length_in, regs.line_count, regs.pitch_out, src_params.width,
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bytes_per_pixel, read_buffer.data() + src_layer_size * src_params.layer,
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write_buffer.data(), src_params.block_size.height, src_params.origin.x,
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src_params.origin.y);
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UnswizzleSubrect(regs.line_length_in, regs.line_count, regs.pitch_out, width, bytes_per_pixel,
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read_buffer.data() + src_layer_size * src_params.layer, write_buffer.data(),
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block_height, src_params.origin.x, src_params.origin.y);
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memory_manager.WriteBlock(regs.offset_out, write_buffer.data(), dst_size);
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}
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void MaxwellDMA::CopyPitchToBlockLinear() {
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const auto& dst_params = regs.dst_params;
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ASSERT(dst_params.block_size.depth == 0);
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const u32 bytes_per_pixel = regs.pitch_in / regs.line_length_in;
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const u32 width = dst_params.width;
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const u32 height = dst_params.height;
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@ -171,17 +169,23 @@ void MaxwellDMA::CopyPitchToBlockLinear() {
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}
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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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SwizzleSubrect(regs.line_length_in, regs.line_count, regs.pitch_in, dst_params.width,
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bytes_per_pixel, write_buffer.data() + dst_layer_size * dst_params.layer,
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read_buffer.data(), dst_params.block_size.height, dst_params.origin.x,
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dst_params.origin.y);
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if (regs.dst_params.block_size.depth > 0) {
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ASSERT(dst_params.layer == 0);
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SwizzleSliceToVoxel(regs.line_length_in, regs.line_count, regs.pitch_in, width, height,
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bytes_per_pixel, block_height, block_depth, dst_params.origin.x,
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dst_params.origin.y, write_buffer.data(), read_buffer.data());
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} else {
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SwizzleSubrect(regs.line_length_in, regs.line_count, regs.pitch_in, width, bytes_per_pixel,
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write_buffer.data() + dst_layer_size * dst_params.layer, read_buffer.data(),
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block_height, dst_params.origin.x, dst_params.origin.y);
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}
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memory_manager.WriteBlock(regs.offset_out, write_buffer.data(), dst_size);
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}
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void MaxwellDMA::FastCopyBlockLinearToPitch() {
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const u32 bytes_per_pixel = regs.pitch_out / regs.line_length_in;
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const size_t src_size = GetGOBSize();
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const size_t src_size = GOB_SIZE;
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const size_t dst_size = static_cast<size_t>(regs.pitch_out) * regs.line_count;
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u32 pos_x = regs.src_params.origin.x;
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u32 pos_y = regs.src_params.origin.y;
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@ -343,8 +343,7 @@ std::size_t SurfaceParams::GetLayerSize(bool as_host_size, bool uncompressed) co
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size += GetInnerMipmapMemorySize(level, as_host_size, uncompressed);
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}
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if (is_tiled && is_layered) {
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return Common::AlignBits(size,
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Tegra::Texture::GetGOBSizeShift() + block_height + block_depth);
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return Common::AlignBits(size, Tegra::Texture::GOB_SIZE_SHIFT + block_height + block_depth);
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}
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return size;
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}
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@ -418,7 +417,7 @@ std::tuple<u32, u32, u32> SurfaceParams::GetBlockOffsetXYZ(u32 offset) const {
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const u32 block_size = GetBlockSize();
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const u32 block_index = offset / block_size;
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const u32 gob_offset = offset % block_size;
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const u32 gob_index = gob_offset / static_cast<u32>(Tegra::Texture::GetGOBSize());
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const u32 gob_index = gob_offset / static_cast<u32>(Tegra::Texture::GOB_SIZE);
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const u32 x_gob_pixels = 64U / GetBytesPerPixel();
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const u32 x_block_pixels = x_gob_pixels << block_width;
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const u32 y_block_pixels = 8U << block_height;
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@ -204,7 +204,7 @@ public:
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static std::size_t AlignLayered(const std::size_t out_size, const u32 block_height,
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const u32 block_depth) {
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return Common::AlignBits(out_size,
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Tegra::Texture::GetGOBSizeShift() + block_height + block_depth);
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Tegra::Texture::GOB_SIZE_SHIFT + block_height + block_depth);
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}
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/// Converts a width from a type of surface into another. This helps represent the
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@ -6,6 +6,7 @@
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#include <cstring>
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#include "common/alignment.h"
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#include "common/assert.h"
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#include "common/bit_util.h"
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#include "video_core/gpu.h"
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#include "video_core/textures/decoders.h"
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#include "video_core/textures/texture.h"
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@ -37,20 +38,10 @@ struct alignas(64) SwizzleTable {
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std::array<std::array<u16, M>, N> values{};
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};
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constexpr u32 gob_size_x_shift = 6;
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constexpr u32 gob_size_y_shift = 3;
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constexpr u32 gob_size_z_shift = 0;
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constexpr u32 gob_size_shift = gob_size_x_shift + gob_size_y_shift + gob_size_z_shift;
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constexpr u32 FAST_SWIZZLE_ALIGN = 16;
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constexpr u32 gob_size_x = 1U << gob_size_x_shift;
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constexpr u32 gob_size_y = 1U << gob_size_y_shift;
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constexpr u32 gob_size_z = 1U << gob_size_z_shift;
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constexpr u32 gob_size = 1U << gob_size_shift;
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constexpr u32 fast_swizzle_align = 16;
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constexpr auto legacy_swizzle_table = SwizzleTable<gob_size_y, gob_size_x, gob_size_z>();
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constexpr auto fast_swizzle_table = SwizzleTable<gob_size_y, 4, fast_swizzle_align>();
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constexpr auto LEGACY_SWIZZLE_TABLE = SwizzleTable<GOB_SIZE_X, GOB_SIZE_X, GOB_SIZE_Z>();
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constexpr auto FAST_SWIZZLE_TABLE = SwizzleTable<GOB_SIZE_Y, 4, FAST_SWIZZLE_ALIGN>();
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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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@ -69,17 +60,17 @@ void PreciseProcessBlock(u8* const swizzled_data, u8* const unswizzled_data, con
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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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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 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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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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@ -104,18 +95,18 @@ void FastProcessBlock(u8* const swizzled_data, u8* const unswizzled_data, const
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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 += fast_swizzle_align) {
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const u32 swizzle_offset{y_address + table[(xb / fast_swizzle_align) % 4]};
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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 += FAST_SWIZZLE_ALIGN) {
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const u32 swizzle_offset{y_address + table[(xb / FAST_SWIZZLE_ALIGN) % 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 ? 1 : 0] = swizzled_data + swizzle_offset;
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data_ptrs[unswizzle ? 0 : 1] = unswizzled_data + pixel_index;
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std::memcpy(data_ptrs[0], data_ptrs[1], fast_swizzle_align);
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std::memcpy(data_ptrs[0], data_ptrs[1], FAST_SWIZZLE_ALIGN);
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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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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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@ -138,9 +129,9 @@ void SwizzledData(u8* const swizzled_data, u8* const unswizzled_data, const bool
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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_elements_x = gob_size_x / bytes_per_pixel;
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constexpr u32 gob_elements_y = gob_size_y;
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constexpr u32 gob_elements_z = gob_size_z;
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const u32 gob_elements_x = GOB_SIZE_X / bytes_per_pixel;
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constexpr u32 gob_elements_y = GOB_SIZE_Y;
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constexpr u32 gob_elements_z = GOB_SIZE_Z;
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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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@ -148,7 +139,7 @@ void SwizzledData(u8* const swizzled_data, u8* const unswizzled_data, const bool
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const u32 blocks_on_x = div_ceil(aligned_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 xy_block_size = gob_size * block_height;
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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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@ -182,7 +173,7 @@ void CopySwizzledData(u32 width, u32 height, u32 depth, u32 bytes_per_pixel,
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bool unswizzle, u32 block_height, u32 block_depth, u32 width_spacing) {
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const u32 block_height_size{1U << block_height};
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const u32 block_depth_size{1U << block_depth};
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if (bytes_per_pixel % 3 != 0 && (width * bytes_per_pixel) % fast_swizzle_align == 0) {
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if (bytes_per_pixel % 3 != 0 && (width * bytes_per_pixel) % FAST_SWIZZLE_ALIGN == 0) {
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SwizzledData<true>(swizzled_data, unswizzled_data, unswizzle, width, height, depth,
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bytes_per_pixel, out_bytes_per_pixel, block_height_size,
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block_depth_size, width_spacing);
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@ -259,25 +250,26 @@ std::vector<u8> UnswizzleTexture(u8* address, u32 tile_size_x, u32 tile_size_y,
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}
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void SwizzleSubrect(u32 subrect_width, u32 subrect_height, u32 source_pitch, u32 swizzled_width,
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u32 bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data,
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u32 bytes_per_pixel, u8* swizzled_data, const u8* unswizzled_data,
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u32 block_height_bit, u32 offset_x, u32 offset_y) {
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const u32 block_height = 1U << block_height_bit;
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const u32 image_width_in_gobs{(swizzled_width * bytes_per_pixel + (gob_size_x - 1)) /
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gob_size_x};
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const u32 image_width_in_gobs =
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(swizzled_width * bytes_per_pixel + (GOB_SIZE_X - 1)) / GOB_SIZE_X;
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for (u32 line = 0; line < subrect_height; ++line) {
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const u32 dst_y = line + offset_y;
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const u32 gob_address_y =
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(dst_y / (gob_size_y * block_height)) * gob_size * block_height * image_width_in_gobs +
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((dst_y % (gob_size_y * block_height)) / gob_size_y) * gob_size;
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const auto& table = legacy_swizzle_table[dst_y % gob_size_y];
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(dst_y / (GOB_SIZE_Y * block_height)) * GOB_SIZE * block_height * image_width_in_gobs +
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((dst_y % (GOB_SIZE_Y * block_height)) / GOB_SIZE_Y) * GOB_SIZE;
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const auto& table = LEGACY_SWIZZLE_TABLE[dst_y % GOB_SIZE_Y];
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for (u32 x = 0; x < subrect_width; ++x) {
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const u32 dst_x = x + offset_x;
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const u32 gob_address =
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gob_address_y + (dst_x * bytes_per_pixel / gob_size_x) * gob_size * block_height;
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const u32 swizzled_offset = gob_address + table[(dst_x * bytes_per_pixel) % gob_size_x];
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u8* source_line = unswizzled_data + line * source_pitch + x * bytes_per_pixel;
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u8* dest_addr = swizzled_data + swizzled_offset;
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gob_address_y + (dst_x * bytes_per_pixel / GOB_SIZE_X) * GOB_SIZE * block_height;
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const u32 swizzled_offset = gob_address + table[(dst_x * bytes_per_pixel) % GOB_SIZE_X];
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const u32 unswizzled_offset = line * source_pitch + x * bytes_per_pixel;
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const u8* const source_line = unswizzled_data + unswizzled_offset;
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u8* const dest_addr = swizzled_data + swizzled_offset;
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std::memcpy(dest_addr, source_line, bytes_per_pixel);
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}
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}
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@ -289,14 +281,15 @@ void UnswizzleSubrect(u32 subrect_width, u32 subrect_height, u32 dest_pitch, u32
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const u32 block_height = 1U << block_height_bit;
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for (u32 line = 0; line < subrect_height; ++line) {
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const u32 y2 = line + offset_y;
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const u32 gob_address_y = (y2 / (gob_size_y * block_height)) * gob_size * block_height +
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((y2 % (gob_size_y * block_height)) / gob_size_y) * gob_size;
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const auto& table = legacy_swizzle_table[y2 % gob_size_y];
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const u32 gob_address_y = (y2 / (GOB_SIZE_Y * block_height)) * GOB_SIZE * block_height +
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((y2 % (GOB_SIZE_Y * block_height)) / GOB_SIZE_Y) * GOB_SIZE;
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const auto& table = LEGACY_SWIZZLE_TABLE[y2 % GOB_SIZE_Y];
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for (u32 x = 0; x < subrect_width; ++x) {
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const u32 x2 = (x + offset_x) * bytes_per_pixel;
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const u32 gob_address = gob_address_y + (x2 / gob_size_x) * gob_size * block_height;
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const u32 swizzled_offset = gob_address + table[x2 % gob_size_x];
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u8* dest_line = unswizzled_data + line * dest_pitch + x * bytes_per_pixel;
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const u32 gob_address = gob_address_y + (x2 / GOB_SIZE_X) * GOB_SIZE * block_height;
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const u32 swizzled_offset = gob_address + table[x2 % GOB_SIZE_X];
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const u32 unswizzled_offset = line * dest_pitch + x * bytes_per_pixel;
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u8* dest_line = unswizzled_data + unswizzled_offset;
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u8* source_addr = swizzled_data + swizzled_offset;
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std::memcpy(dest_line, source_addr, bytes_per_pixel);
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@ -304,21 +297,48 @@ void UnswizzleSubrect(u32 subrect_width, u32 subrect_height, u32 dest_pitch, u32
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}
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}
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void SwizzleSliceToVoxel(u32 line_length_in, u32 line_count, u32 pitch, u32 width, u32 height,
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u32 bytes_per_pixel, u32 block_height, u32 block_depth, u32 origin_x,
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u32 origin_y, u8* output, const u8* input) {
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UNIMPLEMENTED_IF(origin_x > 0);
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UNIMPLEMENTED_IF(origin_y > 0);
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const u32 stride = width * bytes_per_pixel;
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const u32 gobs_in_x = (stride + GOB_SIZE_X - 1) / GOB_SIZE_X;
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const u32 block_size = gobs_in_x << (GOB_SIZE_SHIFT + block_height + block_depth);
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const u32 block_height_mask = (1U << block_height) - 1;
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const u32 x_shift = Common::CountTrailingZeroes32(GOB_SIZE << (block_height + block_depth));
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for (u32 line = 0; line < line_count; ++line) {
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const auto& table = LEGACY_SWIZZLE_TABLE[line % GOB_SIZE_Y];
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const u32 block_y = line / GOB_SIZE_Y;
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const u32 dst_offset_y =
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(block_y >> block_height) * block_size + (block_y & block_height_mask) * GOB_SIZE;
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for (u32 x = 0; x < line_length_in; ++x) {
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const u32 dst_offset =
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((x / GOB_SIZE_X) << x_shift) + dst_offset_y + table[x % GOB_SIZE_X];
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const u32 src_offset = x * bytes_per_pixel + line * pitch;
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std::memcpy(output + dst_offset, input + src_offset, bytes_per_pixel);
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}
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}
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}
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||||
void SwizzleKepler(const u32 width, const u32 height, const u32 dst_x, const u32 dst_y,
|
||||
const u32 block_height_bit, const std::size_t copy_size, const u8* source_data,
|
||||
u8* swizzle_data) {
|
||||
const u32 block_height = 1U << block_height_bit;
|
||||
const u32 image_width_in_gobs{(width + gob_size_x - 1) / gob_size_x};
|
||||
const u32 image_width_in_gobs{(width + GOB_SIZE_X - 1) / GOB_SIZE_X};
|
||||
std::size_t count = 0;
|
||||
for (std::size_t y = dst_y; y < height && count < copy_size; ++y) {
|
||||
const std::size_t gob_address_y =
|
||||
(y / (gob_size_y * block_height)) * gob_size * block_height * image_width_in_gobs +
|
||||
((y % (gob_size_y * block_height)) / gob_size_y) * gob_size;
|
||||
const auto& table = legacy_swizzle_table[y % gob_size_y];
|
||||
(y / (GOB_SIZE_Y * block_height)) * GOB_SIZE * block_height * image_width_in_gobs +
|
||||
((y % (GOB_SIZE_Y * block_height)) / GOB_SIZE_Y) * GOB_SIZE;
|
||||
const auto& table = LEGACY_SWIZZLE_TABLE[y % GOB_SIZE_Y];
|
||||
for (std::size_t x = dst_x; x < width && count < copy_size; ++x) {
|
||||
const std::size_t gob_address =
|
||||
gob_address_y + (x / gob_size_x) * gob_size * block_height;
|
||||
const std::size_t swizzled_offset = gob_address + table[x % gob_size_x];
|
||||
gob_address_y + (x / GOB_SIZE_X) * GOB_SIZE * block_height;
|
||||
const std::size_t swizzled_offset = gob_address + table[x % GOB_SIZE_X];
|
||||
const u8* source_line = source_data + count;
|
||||
u8* dest_addr = swizzle_data + swizzled_offset;
|
||||
count++;
|
||||
|
|
@ -373,9 +393,9 @@ std::vector<u8> DecodeTexture(const std::vector<u8>& texture_data, TextureFormat
|
|||
std::size_t CalculateSize(bool tiled, u32 bytes_per_pixel, u32 width, u32 height, u32 depth,
|
||||
u32 block_height, u32 block_depth) {
|
||||
if (tiled) {
|
||||
const u32 aligned_width = Common::AlignBits(width * bytes_per_pixel, gob_size_x_shift);
|
||||
const u32 aligned_height = Common::AlignBits(height, gob_size_y_shift + block_height);
|
||||
const u32 aligned_depth = Common::AlignBits(depth, gob_size_z_shift + block_depth);
|
||||
const u32 aligned_width = Common::AlignBits(width * bytes_per_pixel, GOB_SIZE_X_SHIFT);
|
||||
const u32 aligned_height = Common::AlignBits(height, GOB_SIZE_Y_SHIFT + block_height);
|
||||
const u32 aligned_depth = Common::AlignBits(depth, GOB_SIZE_Z_SHIFT + block_depth);
|
||||
return aligned_width * aligned_height * aligned_depth;
|
||||
} else {
|
||||
return width * height * depth * bytes_per_pixel;
|
||||
|
|
@ -386,14 +406,14 @@ u64 GetGOBOffset(u32 width, u32 height, u32 dst_x, u32 dst_y, u32 block_height,
|
|||
u32 bytes_per_pixel) {
|
||||
auto div_ceil = [](const u32 x, const u32 y) { return ((x + y - 1) / y); };
|
||||
const u32 gobs_in_block = 1 << block_height;
|
||||
const u32 y_blocks = gob_size_y << block_height;
|
||||
const u32 x_per_gob = gob_size_x / bytes_per_pixel;
|
||||
const u32 y_blocks = GOB_SIZE_Y << block_height;
|
||||
const u32 x_per_gob = GOB_SIZE_X / bytes_per_pixel;
|
||||
const u32 x_blocks = div_ceil(width, x_per_gob);
|
||||
const u32 block_size = gob_size * gobs_in_block;
|
||||
const u32 block_size = GOB_SIZE * gobs_in_block;
|
||||
const u32 stride = block_size * x_blocks;
|
||||
const u32 base = (dst_y / y_blocks) * stride + (dst_x / x_per_gob) * block_size;
|
||||
const u32 relative_y = dst_y % y_blocks;
|
||||
return base + (relative_y / gob_size_y) * gob_size;
|
||||
return base + (relative_y / GOB_SIZE_Y) * GOB_SIZE;
|
||||
}
|
||||
|
||||
} // namespace Tegra::Texture
|
||||
|
|
|
|||
|
|
@ -10,15 +10,15 @@
|
|||
|
||||
namespace Tegra::Texture {
|
||||
|
||||
// GOBSize constant. Calculated by 64 bytes in x multiplied by 8 y coords, represents
|
||||
// an small rect of (64/bytes_per_pixel)X8.
|
||||
inline std::size_t GetGOBSize() {
|
||||
return 512;
|
||||
}
|
||||
constexpr u32 GOB_SIZE_X = 64;
|
||||
constexpr u32 GOB_SIZE_Y = 8;
|
||||
constexpr u32 GOB_SIZE_Z = 1;
|
||||
constexpr u32 GOB_SIZE = GOB_SIZE_X * GOB_SIZE_Y * GOB_SIZE_Z;
|
||||
|
||||
inline std::size_t GetGOBSizeShift() {
|
||||
return 9;
|
||||
}
|
||||
constexpr std::size_t GOB_SIZE_X_SHIFT = 6;
|
||||
constexpr std::size_t GOB_SIZE_Y_SHIFT = 3;
|
||||
constexpr std::size_t GOB_SIZE_Z_SHIFT = 0;
|
||||
constexpr std::size_t GOB_SIZE_SHIFT = GOB_SIZE_X_SHIFT + GOB_SIZE_Y_SHIFT + GOB_SIZE_Z_SHIFT;
|
||||
|
||||
/// Unswizzles a swizzled texture without changing its format.
|
||||
void UnswizzleTexture(u8* unswizzled_data, u8* address, u32 tile_size_x, u32 tile_size_y,
|
||||
|
|
@ -48,14 +48,32 @@ std::size_t CalculateSize(bool tiled, u32 bytes_per_pixel, u32 width, u32 height
|
|||
|
||||
/// Copies an untiled subrectangle into a tiled surface.
|
||||
void SwizzleSubrect(u32 subrect_width, u32 subrect_height, u32 source_pitch, u32 swizzled_width,
|
||||
u32 bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data, u32 block_height,
|
||||
u32 offset_x, u32 offset_y);
|
||||
u32 bytes_per_pixel, u8* swizzled_data, const u8* unswizzled_data,
|
||||
u32 block_height_bit, u32 offset_x, u32 offset_y);
|
||||
|
||||
/// Copies a tiled subrectangle into a linear surface.
|
||||
void UnswizzleSubrect(u32 subrect_width, u32 subrect_height, u32 dest_pitch, u32 swizzled_width,
|
||||
u32 bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data, u32 block_height,
|
||||
u32 offset_x, u32 offset_y);
|
||||
|
||||
/// @brief Swizzles a 2D array of pixels into a 3D texture
|
||||
/// @param line_length_in Number of pixels per line
|
||||
/// @param line_count Number of lines
|
||||
/// @param pitch Number of bytes per line
|
||||
/// @param width Width of the swizzled texture
|
||||
/// @param height Height of the swizzled texture
|
||||
/// @param bytes_per_pixel Number of bytes used per pixel
|
||||
/// @param block_height Block height shift
|
||||
/// @param block_depth Block depth shift
|
||||
/// @param origin_x Column offset in pixels of the swizzled texture
|
||||
/// @param origin_y Row offset in pixels of the swizzled texture
|
||||
/// @param output Pointer to the pixels of the swizzled texture
|
||||
/// @param input Pointer to the 2D array of pixels used as input
|
||||
/// @pre input and output points to an array large enough to hold the number of bytes used
|
||||
void SwizzleSliceToVoxel(u32 line_length_in, u32 line_count, u32 pitch, u32 width, u32 height,
|
||||
u32 bytes_per_pixel, u32 block_height, u32 block_depth, u32 origin_x,
|
||||
u32 origin_y, u8* output, const u8* input);
|
||||
|
||||
void SwizzleKepler(u32 width, u32 height, u32 dst_x, u32 dst_y, u32 block_height,
|
||||
std::size_t copy_size, const u8* source_data, u8* swizzle_data);
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue