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Fermi2D: Implement Bilinear software filtering and address feedback.

This commit is contained in:
Fernando Sahmkow 2022-11-06 11:08:22 +01:00
parent 957840be91
commit 5fbd6954ef
7 changed files with 179 additions and 115 deletions
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11
src/video_core/engines/fermi_2d.cpp
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@ -62,11 +62,15 @@ void Fermi2D::Blit() {
const auto& args = regs.pixels_from_memory; const auto& args = regs.pixels_from_memory;
constexpr s64 null_derivate = 1ULL << 32; constexpr s64 null_derivate = 1ULL << 32;
Surface src = regs.src;
const auto bytes_per_pixel = BytesPerBlock(PixelFormatFromRenderTargetFormat(src.format));
const bool delegate_to_gpu = src.width > 512 && src.height > 512 && bytes_per_pixel <= 8 &&
src.format != regs.dst.format;
Config config{ Config config{
.operation = regs.operation, .operation = regs.operation,
.filter = args.sample_mode.filter, .filter = args.sample_mode.filter,
.must_accelerate = args.du_dx != null_derivate || args.dv_dy != null_derivate || .must_accelerate =
args.sample_mode.filter == Filter::Bilinear, args.du_dx != null_derivate || args.dv_dy != null_derivate || delegate_to_gpu,
.dst_x0 = args.dst_x0, .dst_x0 = args.dst_x0,
.dst_y0 = args.dst_y0, .dst_y0 = args.dst_y0,
.dst_x1 = args.dst_x0 + args.dst_width, .dst_x1 = args.dst_x0 + args.dst_width,
@ -76,8 +80,7 @@ void Fermi2D::Blit() {
.src_x1 = static_cast<s32>((args.du_dx * args.dst_width + args.src_x0) >> 32), .src_x1 = static_cast<s32>((args.du_dx * args.dst_width + args.src_x0) >> 32),
.src_y1 = static_cast<s32>((args.dv_dy * args.dst_height + args.src_y0) >> 32), .src_y1 = static_cast<s32>((args.dv_dy * args.dst_height + args.src_y0) >> 32),
}; };
Surface src = regs.src;
const auto bytes_per_pixel = BytesPerBlock(PixelFormatFromRenderTargetFormat(src.format));
const auto need_align_to_pitch = const auto need_align_to_pitch =
src.linear == Tegra::Engines::Fermi2D::MemoryLayout::Pitch && src.linear == Tegra::Engines::Fermi2D::MemoryLayout::Pitch &&
static_cast<s32>(src.width) == config.src_x1 && static_cast<s32>(src.width) == config.src_x1 &&

95
src/video_core/engines/sw_blitter/blitter.cpp
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@ -1,6 +1,8 @@
// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project // SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later // SPDX-License-Identifier: GPL-3.0-or-later
#include <algorithm>
#include <cmath>
#include <vector> #include <vector>
#include "video_core/engines/sw_blitter/blitter.h" #include "video_core/engines/sw_blitter/blitter.h"
@ -22,8 +24,10 @@ using namespace Texture;
namespace { namespace {
void NeighrestNeighbor(std::span<u8> input, std::span<u8> output, u32 src_width, u32 src_height, constexpr size_t ir_components = 4;
u32 dst_width, u32 dst_height, size_t bpp) {
void NeighrestNeighbor(std::span<const u8> input, std::span<u8> output, u32 src_width,
u32 src_height, u32 dst_width, u32 dst_height, size_t bpp) {
const size_t dx_du = std::llround((static_cast<f64>(src_width) / dst_width) * (1ULL << 32)); const size_t dx_du = std::llround((static_cast<f64>(src_width) / dst_width) * (1ULL << 32));
const size_t dy_dv = std::llround((static_cast<f64>(src_height) / dst_height) * (1ULL << 32)); const size_t dy_dv = std::llround((static_cast<f64>(src_height) / dst_height) * (1ULL << 32));
size_t src_y = 0; size_t src_y = 0;
@ -40,7 +44,7 @@ void NeighrestNeighbor(std::span<u8> input, std::span<u8> output, u32 src_width,
} }
} }
void NeighrestNeighborFast(std::span<f32> input, std::span<f32> output, u32 src_width, void NeighrestNeighborFast(std::span<const f32> input, std::span<f32> output, u32 src_width,
u32 src_height, u32 dst_width, u32 dst_height) { u32 src_height, u32 dst_width, u32 dst_height) {
const size_t dx_du = std::llround((static_cast<f64>(src_width) / dst_width) * (1ULL << 32)); const size_t dx_du = std::llround((static_cast<f64>(src_width) / dst_width) * (1ULL << 32));
const size_t dy_dv = std::llround((static_cast<f64>(src_height) / dst_height) * (1ULL << 32)); const size_t dy_dv = std::llround((static_cast<f64>(src_height) / dst_height) * (1ULL << 32));
@ -48,44 +52,62 @@ void NeighrestNeighborFast(std::span<f32> input, std::span<f32> output, u32 src_
for (u32 y = 0; y < dst_height; y++) { for (u32 y = 0; y < dst_height; y++) {
size_t src_x = 0; size_t src_x = 0;
for (u32 x = 0; x < dst_width; x++) { for (u32 x = 0; x < dst_width; x++) {
const size_t read_from = ((src_y * src_width + src_x) >> 32) * 4; const size_t read_from = ((src_y * src_width + src_x) >> 32) * ir_components;
const size_t write_to = (y * dst_width + x) * 4; const size_t write_to = (y * dst_width + x) * ir_components;
std::memcpy(&output[write_to], &input[read_from], sizeof(f32) * 4); std::memcpy(&output[write_to], &input[read_from], sizeof(f32) * ir_components);
src_x += dx_du; src_x += dx_du;
} }
src_y += dy_dv; src_y += dy_dv;
} }
} }
/* void Bilinear(std::span<const f32> input, std::span<f32> output, size_t src_width,
void Bilinear(std::span<f32> input, std::span<f32> output, size_t src_width, size_t src_height, size_t dst_width, size_t dst_height) {
size_t src_height, size_t dst_width, size_t dst_height) { const auto bilinear_sample = [](std::span<const f32> x0_y0, std::span<const f32> x1_y0,
const auto inv_lerp = [](u32 coord, u32 end) { return std::span<const f32> x0_y1, std::span<const f32> x1_y1,
static_cast<f32>(std::min(std::max(static_cast<s32>(coord), 0), end - 1)) / (end); }; f32 weight_x, f32 weight_y) {
std::array<f32, ir_components> result{};
for (size_t i = 0; i < ir_components; i++) {
const f32 a = std::lerp(x0_y0[i], x1_y0[i], weight_x);
const f32 b = std::lerp(x0_y1[i], x1_y1[i], weight_x);
result[i] = std::lerp(a, b, weight_y);
}
return result;
};
const f32 dx_du =
dst_width > 1 ? static_cast<f32>(src_width - 1) / static_cast<f32>(dst_width - 1) : 0.f;
const f32 dy_dv =
dst_height > 1 ? static_cast<f32>(src_height - 1) / static_cast<f32>(dst_height - 1) : 0.f;
for (u32 y = 0; y < dst_height; y++) { for (u32 y = 0; y < dst_height; y++) {
const f32 ty_0 = inv_lerp(y, dst_extent_y);
const f32 ty_1 = inv_lerp(y + 1, dst_extent_y);
for (u32 x = 0; x < dst_width; x++) { for (u32 x = 0; x < dst_width; x++) {
const f32 tx_0 = inv_lerp(x, dst_extent_x); const f32 x_low = std::floor(static_cast<f32>(x) * dx_du);
const f32 tx_1 = inv_lerp(x + 1, dst_extent_x); const f32 y_low = std::floor(static_cast<f32>(y) * dy_dv);
const std::array<f32, 4> get_pixel = [&](f32 tx, f32 ty, u32 width, u32 height) { const f32 x_high = std::ceil(static_cast<f32>(x) * dx_du);
std::array<f32, 4> result{}; const f32 y_high = std::ceil(static_cast<f32>(y) * dy_dv);
const f32 weight_x = (static_cast<f32>(x) * dx_du) - x_low;
const f32 weight_y = (static_cast<f32>(y) * dy_dv) - y_low;
return (std::llround(width * tx) + std::llround(height * ty) * width) * 4; const auto read_src = [&](f32 in_x, f32 in_y) {
const size_t read_from =
((static_cast<size_t>(in_x) * src_width + static_cast<size_t>(in_y)) >> 32) *
ir_components;
return std::span<const f32>(&input[read_from], ir_components);
}; };
std::array<f32, 4> result{};
const size_t read_from = get_pixel(src_width, src_height); auto x0_y0 = read_src(x_low, y_low);
const size_t write_to = get_pixel(tx_0, ty_0, dst_width, dst_height); auto x1_y0 = read_src(x_high, y_low);
auto x0_y1 = read_src(x_low, y_high);
auto x1_y1 = read_src(x_high, y_high);
std::memcpy(&output[write_to], &input[read_from], bpp); const auto result = bilinear_sample(x0_y0, x1_y0, x0_y1, x1_y1, weight_x, weight_y);
const size_t write_to = (y * dst_width + x) * ir_components;
std::memcpy(&output[write_to], &result, sizeof(f32) * ir_components);
} }
} }
} }
*/
} // namespace } // namespace
@ -107,8 +129,6 @@ SoftwareBlitEngine::~SoftwareBlitEngine() = default;
bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst, bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
Fermi2D::Config& config) { Fermi2D::Config& config) {
UNIMPLEMENTED_IF(config.filter == Fermi2D::Filter::Bilinear);
const auto get_surface_size = [](Fermi2D::Surface& surface, u32 bytes_per_pixel) { const auto get_surface_size = [](Fermi2D::Surface& surface, u32 bytes_per_pixel) {
if (surface.linear == Fermi2D::MemoryLayout::BlockLinear) { if (surface.linear == Fermi2D::MemoryLayout::BlockLinear) {
return CalculateSize(true, bytes_per_pixel, surface.width, surface.height, return CalculateSize(true, bytes_per_pixel, surface.width, surface.height,
@ -116,9 +136,9 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
} }
return static_cast<size_t>(surface.pitch * surface.height); return static_cast<size_t>(surface.pitch * surface.height);
}; };
const auto process_pitch_linear = [](bool unpack, std::span<u8> input, std::span<u8> output, const auto process_pitch_linear = [](bool unpack, std::span<const u8> input,
u32 extent_x, u32 extent_y, u32 pitch, u32 x0, u32 y0, std::span<u8> output, u32 extent_x, u32 extent_y,
size_t bpp) { u32 pitch, u32 x0, u32 y0, size_t bpp) {
const size_t base_offset = x0 * bpp; const size_t base_offset = x0 * bpp;
const size_t copy_size = extent_x * bpp; const size_t copy_size = extent_x * bpp;
for (u32 y = y0; y < extent_y; y++) { for (u32 y = y0; y < extent_y; y++) {
@ -157,12 +177,17 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
const auto convertion_phase_ir = [&]() { const auto convertion_phase_ir = [&]() {
auto* input_converter = impl->converter_factory.GetFormatConverter(src.format); auto* input_converter = impl->converter_factory.GetFormatConverter(src.format);
impl->intermediate_src.resize((src_copy_size / src_bytes_per_pixel) * 4); impl->intermediate_src.resize((src_copy_size / src_bytes_per_pixel) * ir_components);
impl->intermediate_dst.resize((dst_copy_size / dst_bytes_per_pixel) * 4); impl->intermediate_dst.resize((dst_copy_size / dst_bytes_per_pixel) * ir_components);
input_converter->ConvertTo(impl->src_buffer, impl->intermediate_src); input_converter->ConvertTo(impl->src_buffer, impl->intermediate_src);
NeighrestNeighborFast(impl->intermediate_src, impl->intermediate_dst, src_extent_x, if (config.filter != Fermi2D::Filter::Bilinear) {
src_extent_y, dst_extent_x, dst_extent_y); NeighrestNeighborFast(impl->intermediate_src, impl->intermediate_dst, src_extent_x,
src_extent_y, dst_extent_x, dst_extent_y);
} else {
Bilinear(impl->intermediate_src, impl->intermediate_dst, src_extent_x, src_extent_y,
dst_extent_x, dst_extent_y);
}
auto* output_converter = impl->converter_factory.GetFormatConverter(dst.format); auto* output_converter = impl->converter_factory.GetFormatConverter(dst.format);
output_converter->ConvertFrom(impl->intermediate_dst, impl->dst_buffer); output_converter->ConvertFrom(impl->intermediate_dst, impl->dst_buffer);
@ -183,7 +208,7 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
// Conversion Phase // Conversion Phase
if (no_passthrough) { if (no_passthrough) {
if (src.format != dst.format) { if (src.format != dst.format || config.filter == Fermi2D::Filter::Bilinear) {
convertion_phase_ir(); convertion_phase_ir();
} else { } else {
convertion_phase_same_format(); convertion_phase_same_format();

2
src/video_core/engines/sw_blitter/blitter.h
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@ -13,7 +13,7 @@ namespace Tegra::Engines::Blitter {
class SoftwareBlitEngine { class SoftwareBlitEngine {
public: public:
SoftwareBlitEngine(MemoryManager& memory_manager_); explicit SoftwareBlitEngine(MemoryManager& memory_manager_);
~SoftwareBlitEngine(); ~SoftwareBlitEngine();
bool Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst, Fermi2D::Config& copy_config); bool Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst, Fermi2D::Config& copy_config);

171
src/video_core/engines/sw_blitter/converter.cpp
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@ -139,7 +139,7 @@ struct R32B32G32A32_FLOATTraits {
ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT}; ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT};
static constexpr std::array<size_t, num_components> component_sizes = {32, 32, 32, 32}; static constexpr std::array<size_t, num_components> component_sizes = {32, 32, 32, 32};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::A, Swizzle::G, Swizzle::B, Swizzle::R}; Swizzle::R, Swizzle::B, Swizzle::G, Swizzle::A};
}; };
struct R32G32B32A32_SINTTraits { struct R32G32B32A32_SINTTraits {
@ -148,7 +148,7 @@ struct R32G32B32A32_SINTTraits {
ComponentType::SINT, ComponentType::SINT, ComponentType::SINT, ComponentType::SINT}; ComponentType::SINT, ComponentType::SINT, ComponentType::SINT, ComponentType::SINT};
static constexpr std::array<size_t, num_components> component_sizes = {32, 32, 32, 32}; static constexpr std::array<size_t, num_components> component_sizes = {32, 32, 32, 32};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A};
}; };
struct R32G32B32A32_UINTTraits { struct R32G32B32A32_UINTTraits {
@ -157,7 +157,7 @@ struct R32G32B32A32_UINTTraits {
ComponentType::UINT, ComponentType::UINT, ComponentType::UINT, ComponentType::UINT}; ComponentType::UINT, ComponentType::UINT, ComponentType::UINT, ComponentType::UINT};
static constexpr std::array<size_t, num_components> component_sizes = {32, 32, 32, 32}; static constexpr std::array<size_t, num_components> component_sizes = {32, 32, 32, 32};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A};
}; };
struct R16G16B16A16_UNORMTraits { struct R16G16B16A16_UNORMTraits {
@ -166,7 +166,7 @@ struct R16G16B16A16_UNORMTraits {
ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM}; ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A};
}; };
struct R16G16B16A16_SNORMTraits { struct R16G16B16A16_SNORMTraits {
@ -175,7 +175,7 @@ struct R16G16B16A16_SNORMTraits {
ComponentType::SNORM, ComponentType::SNORM, ComponentType::SNORM, ComponentType::SNORM}; ComponentType::SNORM, ComponentType::SNORM, ComponentType::SNORM, ComponentType::SNORM};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A};
}; };
struct R16G16B16A16_SINTTraits { struct R16G16B16A16_SINTTraits {
@ -184,7 +184,7 @@ struct R16G16B16A16_SINTTraits {
ComponentType::SINT, ComponentType::SINT, ComponentType::SINT, ComponentType::SINT}; ComponentType::SINT, ComponentType::SINT, ComponentType::SINT, ComponentType::SINT};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A};
}; };
struct R16G16B16A16_UINTTraits { struct R16G16B16A16_UINTTraits {
@ -193,7 +193,7 @@ struct R16G16B16A16_UINTTraits {
ComponentType::UINT, ComponentType::UINT, ComponentType::UINT, ComponentType::UINT}; ComponentType::UINT, ComponentType::UINT, ComponentType::UINT, ComponentType::UINT};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A};
}; };
struct R16G16B16A16_FLOATTraits { struct R16G16B16A16_FLOATTraits {
@ -202,7 +202,7 @@ struct R16G16B16A16_FLOATTraits {
ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT}; ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A};
}; };
struct R32G32_FLOATTraits { struct R32G32_FLOATTraits {
@ -210,8 +210,8 @@ struct R32G32_FLOATTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::FLOAT, ComponentType::FLOAT}; ComponentType::FLOAT, ComponentType::FLOAT};
static constexpr std::array<size_t, num_components> component_sizes = {32, 32}; static constexpr std::array<size_t, num_components> component_sizes = {32, 32};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R32G32_SINTTraits { struct R32G32_SINTTraits {
@ -219,8 +219,8 @@ struct R32G32_SINTTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::SINT, ComponentType::SINT}; ComponentType::SINT, ComponentType::SINT};
static constexpr std::array<size_t, num_components> component_sizes = {32, 32}; static constexpr std::array<size_t, num_components> component_sizes = {32, 32};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R32G32_UINTTraits { struct R32G32_UINTTraits {
@ -228,8 +228,8 @@ struct R32G32_UINTTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UINT, ComponentType::UINT}; ComponentType::UINT, ComponentType::UINT};
static constexpr std::array<size_t, num_components> component_sizes = {32, 32}; static constexpr std::array<size_t, num_components> component_sizes = {32, 32};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R16G16B16X16_FLOATTraits { struct R16G16B16X16_FLOATTraits {
@ -238,7 +238,7 @@ struct R16G16B16X16_FLOATTraits {
ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT}; ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16, 16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::None, Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::None};
}; };
struct A8R8G8B8_UNORMTraits { struct A8R8G8B8_UNORMTraits {
@ -247,7 +247,7 @@ struct A8R8G8B8_UNORMTraits {
ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM}; ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::B, Swizzle::G, Swizzle::R, Swizzle::A}; Swizzle::A, Swizzle::R, Swizzle::G, Swizzle::B};
}; };
struct A8R8G8B8_SRGBTraits { struct A8R8G8B8_SRGBTraits {
@ -256,25 +256,25 @@ struct A8R8G8B8_SRGBTraits {
ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB}; ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::B, Swizzle::G, Swizzle::R, Swizzle::A}; Swizzle::A, Swizzle::R, Swizzle::G, Swizzle::B};
}; };
struct A2B10G10R10_UNORMTraits { struct A2B10G10R10_UNORMTraits {
static constexpr size_t num_components = 4; static constexpr size_t num_components = 4;
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM}; ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {10, 10, 10, 2}; static constexpr std::array<size_t, num_components> component_sizes = {2, 10, 10, 10};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A}; Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R};
}; };
struct A2B10G10R10_UINTTraits { struct A2B10G10R10_UINTTraits {
static constexpr size_t num_components = 4; static constexpr size_t num_components = 4;
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UINT, ComponentType::UINT, ComponentType::UINT, ComponentType::UINT}; ComponentType::UINT, ComponentType::UINT, ComponentType::UINT, ComponentType::UINT};
static constexpr std::array<size_t, num_components> component_sizes = {10, 10, 10, 2}; static constexpr std::array<size_t, num_components> component_sizes = {2, 10, 10, 10};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A}; Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R};
}; };
struct A8B8G8R8_UNORMTraits { struct A8B8G8R8_UNORMTraits {
@ -283,7 +283,7 @@ struct A8B8G8R8_UNORMTraits {
ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM}; ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A}; Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R};
}; };
struct A8B8G8R8_SRGBTraits { struct A8B8G8R8_SRGBTraits {
@ -292,7 +292,7 @@ struct A8B8G8R8_SRGBTraits {
ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB}; ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A}; Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R};
}; };
struct A8B8G8R8_SNORMTraits { struct A8B8G8R8_SNORMTraits {
@ -301,7 +301,7 @@ struct A8B8G8R8_SNORMTraits {
ComponentType::SNORM, ComponentType::SNORM, ComponentType::SNORM, ComponentType::SNORM}; ComponentType::SNORM, ComponentType::SNORM, ComponentType::SNORM, ComponentType::SNORM};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A}; Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R};
}; };
struct A8B8G8R8_SINTTraits { struct A8B8G8R8_SINTTraits {
@ -310,7 +310,7 @@ struct A8B8G8R8_SINTTraits {
ComponentType::SINT, ComponentType::SINT, ComponentType::SINT, ComponentType::SINT}; ComponentType::SINT, ComponentType::SINT, ComponentType::SINT, ComponentType::SINT};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A}; Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R};
}; };
struct A8B8G8R8_UINTTraits { struct A8B8G8R8_UINTTraits {
@ -319,7 +319,7 @@ struct A8B8G8R8_UINTTraits {
ComponentType::UINT, ComponentType::UINT, ComponentType::UINT, ComponentType::UINT}; ComponentType::UINT, ComponentType::UINT, ComponentType::UINT, ComponentType::UINT};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::R, Swizzle::G, Swizzle::B, Swizzle::A}; Swizzle::A, Swizzle::B, Swizzle::G, Swizzle::R};
}; };
struct R16G16_UNORMTraits { struct R16G16_UNORMTraits {
@ -327,8 +327,8 @@ struct R16G16_UNORMTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UNORM, ComponentType::UNORM}; ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R16G16_SNORMTraits { struct R16G16_SNORMTraits {
@ -336,8 +336,8 @@ struct R16G16_SNORMTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::SNORM, ComponentType::SNORM}; ComponentType::SNORM, ComponentType::SNORM};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R16G16_SINTTraits { struct R16G16_SINTTraits {
@ -345,8 +345,8 @@ struct R16G16_SINTTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::SINT, ComponentType::SINT}; ComponentType::SINT, ComponentType::SINT};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R16G16_UINTTraits { struct R16G16_UINTTraits {
@ -354,8 +354,8 @@ struct R16G16_UINTTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UINT, ComponentType::UINT}; ComponentType::UINT, ComponentType::UINT};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R16G16_FLOATTraits { struct R16G16_FLOATTraits {
@ -363,17 +363,17 @@ struct R16G16_FLOATTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::FLOAT, ComponentType::FLOAT}; ComponentType::FLOAT, ComponentType::FLOAT};
static constexpr std::array<size_t, num_components> component_sizes = {16, 16}; static constexpr std::array<size_t, num_components> component_sizes = {16, 16};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct B10G11R11_FLOATTraits { struct B10G11R11_FLOATTraits {
static constexpr size_t num_components = 3; static constexpr size_t num_components = 3;
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT}; ComponentType::FLOAT, ComponentType::FLOAT, ComponentType::FLOAT};
static constexpr std::array<size_t, num_components> component_sizes = {11, 11, 10}; static constexpr std::array<size_t, num_components> component_sizes = {10, 11, 11};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::R, Swizzle::G, Swizzle::B}; Swizzle::B, Swizzle::G, Swizzle::R};
}; };
struct R32_SINTTraits { struct R32_SINTTraits {
@ -400,22 +400,40 @@ struct R32_FLOATTraits {
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R}; static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R};
}; };
struct X8R8G8B8_UNORMTraits {
static constexpr size_t num_components = 4;
static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::None, Swizzle::R, Swizzle::G, Swizzle::B};
};
struct X8R8G8B8_SRGBTraits {
static constexpr size_t num_components = 4;
static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB, ComponentType::SRGB};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8, 8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::None, Swizzle::R, Swizzle::G, Swizzle::B};
};
struct R5G6B5_UNORMTraits { struct R5G6B5_UNORMTraits {
static constexpr size_t num_components = 3; static constexpr size_t num_components = 3;
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM}; ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {5, 6, 5}; static constexpr std::array<size_t, num_components> component_sizes = {5, 6, 5};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::B, Swizzle::G, Swizzle::R}; Swizzle::R, Swizzle::G, Swizzle::B};
}; };
struct A1R5G5B5_UNORMTraits { struct A1R5G5B5_UNORMTraits {
static constexpr size_t num_components = 4; static constexpr size_t num_components = 4;
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM}; ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {5, 5, 5, 1}; static constexpr std::array<size_t, num_components> component_sizes = {1, 5, 5, 5};
static constexpr std::array<Swizzle, num_components> component_swizzle = { static constexpr std::array<Swizzle, num_components> component_swizzle = {
Swizzle::B, Swizzle::G, Swizzle::R, Swizzle::A}; Swizzle::A, Swizzle::R, Swizzle::G, Swizzle::B};
}; };
struct R8G8_UNORMTraits { struct R8G8_UNORMTraits {
@ -423,8 +441,8 @@ struct R8G8_UNORMTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UNORM, ComponentType::UNORM}; ComponentType::UNORM, ComponentType::UNORM};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R8G8_SNORMTraits { struct R8G8_SNORMTraits {
@ -432,8 +450,8 @@ struct R8G8_SNORMTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::SNORM, ComponentType::SNORM}; ComponentType::SNORM, ComponentType::SNORM};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R8G8_SINTTraits { struct R8G8_SINTTraits {
@ -441,8 +459,8 @@ struct R8G8_SINTTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::SINT, ComponentType::SINT}; ComponentType::SINT, ComponentType::SINT};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R8G8_UINTTraits { struct R8G8_UINTTraits {
@ -450,8 +468,8 @@ struct R8G8_UINTTraits {
static constexpr std::array<ComponentType, num_components> component_types = { static constexpr std::array<ComponentType, num_components> component_types = {
ComponentType::UINT, ComponentType::UINT}; ComponentType::UINT, ComponentType::UINT};
static constexpr std::array<size_t, num_components> component_sizes = {8, 8}; static constexpr std::array<size_t, num_components> component_sizes = {8, 8};
static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::G, static constexpr std::array<Swizzle, num_components> component_swizzle = {Swizzle::R,
Swizzle::R}; Swizzle::G};
}; };
struct R16_UNORMTraits { struct R16_UNORMTraits {
@ -611,7 +629,7 @@ private:
constexpr size_t fp16_mantissa_bits = 10; constexpr size_t fp16_mantissa_bits = 10;
constexpr size_t mantissa_mask = constexpr size_t mantissa_mask =
~((1ULL << (fp32_mantissa_bits - fp16_mantissa_bits)) - 1ULL); ~((1ULL << (fp32_mantissa_bits - fp16_mantissa_bits)) - 1ULL);
tmp = tmp & mantissa_mask; tmp = tmp & static_cast<u32>(mantissa_mask);
// TODO: force the exponent within the range of half float. Not needed in UNORM / SNORM // TODO: force the exponent within the range of half float. Not needed in UNORM / SNORM
return std::bit_cast<f32>(tmp); return std::bit_cast<f32>(tmp);
}; };
@ -624,12 +642,13 @@ private:
}; };
const auto calculate_snorm = [&]() { const auto calculate_snorm = [&]() {
return static_cast<f32>( return static_cast<f32>(
static_cast<f64>(sign_extend(value, component_sizes[which_component])) / static_cast<f32>(sign_extend(value, component_sizes[which_component])) /
((1ULL << (component_sizes[which_component] - 1ULL)) - 1ULL)); static_cast<f32>((1ULL << (component_sizes[which_component] - 1ULL)) - 1ULL));
}; };
const auto calculate_unorm = [&]() { const auto calculate_unorm = [&]() {
return static_cast<f32>(static_cast<f32>(value) / return static_cast<f32>(
((1ULL << (component_sizes[which_component])) - 1ULL)); static_cast<f32>(value) /
static_cast<f32>((1ULL << (component_sizes[which_component])) - 1ULL));
}; };
if constexpr (component_types[which_component] == ComponentType::SNORM) { if constexpr (component_types[which_component] == ComponentType::SNORM) {
out_component = calculate_snorm(); out_component = calculate_snorm();
@ -688,14 +707,15 @@ private:
return tmp_value >> shift_towards; return tmp_value >> shift_towards;
}; };
const auto calculate_unorm = [&]() { const auto calculate_unorm = [&]() {
return static_cast<u32>(static_cast<f32>(in_component) * return static_cast<u32>(
((1ULL << (component_sizes[which_component])) - 1ULL)); static_cast<f32>(in_component) *
static_cast<f32>((1ULL << (component_sizes[which_component])) - 1ULL));
}; };
if constexpr (component_types[which_component] == ComponentType::SNORM || if constexpr (component_types[which_component] == ComponentType::SNORM ||
component_types[which_component] == ComponentType::SNORM_FORCE_FP16) { component_types[which_component] == ComponentType::SNORM_FORCE_FP16) {
s32 tmp_word = s32 tmp_word = static_cast<s32>(
static_cast<s32>(static_cast<f64>(in_component) * static_cast<f32>(in_component) *
((1ULL << (component_sizes[which_component] - 1ULL)) - 1ULL)); static_cast<f32>((1ULL << (component_sizes[which_component] - 1ULL)) - 1ULL));
insert_to_word(tmp_word); insert_to_word(tmp_word);
} else if constexpr (component_types[which_component] == ComponentType::UNORM || } else if constexpr (component_types[which_component] == ComponentType::UNORM ||
@ -714,11 +734,12 @@ private:
insert_to_word(tmp_word); insert_to_word(tmp_word);
} else if constexpr (component_sizes[which_component] == 16) { } else if constexpr (component_sizes[which_component] == 16) {
static constexpr u32 sign_mask = 0x8000; static constexpr u32 sign_mask = 0x8000;
static constexpr u32 mantissa_mask = 0x8000; static constexpr u32 mantissa_mask = 0x03ff;
static constexpr u32 exponent_mask = 0x7c00;
const u32 tmp_word = std::bit_cast<u32>(in_component); const u32 tmp_word = std::bit_cast<u32>(in_component);
const u32 half = ((tmp_word >> 16) & sign_mask) | const u32 half = ((tmp_word >> 16) & sign_mask) |
((((tmp_word & 0x7f800000) - 0x38000000) >> 13) & 0x7c00) | ((((tmp_word & 0x7f800000) - 0x38000000) >> 13) & exponent_mask) |
((tmp_word >> 13) & 0x03ff); ((tmp_word >> 13) & mantissa_mask);
insert_to_word(half); insert_to_word(half);
} else { } else {
insert_to_word(to_fp_n(in_component, component_sizes[which_component], insert_to_word(to_fp_n(in_component, component_sizes[which_component],
@ -740,7 +761,7 @@ private:
} }
public: public:
void ConvertTo(std::span<u8> input, std::span<f32> output) override { void ConvertTo(std::span<const u8> input, std::span<f32> output) override {
const size_t num_pixels = output.size() / components_per_ir_rep; const size_t num_pixels = output.size() / components_per_ir_rep;
for (size_t pixel = 0; pixel < num_pixels; pixel++) { for (size_t pixel = 0; pixel < num_pixels; pixel++) {
std::array<u32, total_words_per_pixel> words{}; std::array<u32, total_words_per_pixel> words{};
@ -790,11 +811,11 @@ public:
} }
} }
void ConvertFrom(std::span<f32> input, std::span<u8> output) override { void ConvertFrom(std::span<const f32> input, std::span<u8> output) override {
const size_t num_pixels = output.size() / total_bytes_per_pixel; const size_t num_pixels = output.size() / total_bytes_per_pixel;
for (size_t pixel = 0; pixel < num_pixels; pixel++) { for (size_t pixel = 0; pixel < num_pixels; pixel++) {
std::span<f32> old_components(&input[pixel * components_per_ir_rep], std::span<const f32> old_components(&input[pixel * components_per_ir_rep],
components_per_ir_rep); components_per_ir_rep);
std::array<u32, total_words_per_pixel> words{}; std::array<u32, total_words_per_pixel> words{};
if constexpr (component_swizzle[0] != Swizzle::None) { if constexpr (component_swizzle[0] != Swizzle::None) {
ConvertFromComponent<0>(words[bound_words[0]], ConvertFromComponent<0>(words[bound_words[0]],
@ -827,7 +848,7 @@ public:
} }
ConverterImpl() = default; ConverterImpl() = default;
~ConverterImpl() = default; ~ConverterImpl() override = default;
}; };
struct ConverterFactory::ConverterFactoryImpl { struct ConverterFactory::ConverterFactoryImpl {
@ -850,13 +871,15 @@ Converter* ConverterFactory::GetFormatConverter(RenderTargetFormat format) {
class NullConverter : public Converter { class NullConverter : public Converter {
public: public:
void ConvertTo([[maybe_unused]] std::span<u8> input, std::span<f32> output) override { void ConvertTo([[maybe_unused]] std::span<const u8> input, std::span<f32> output) override {
std::fill(output.begin(), output.end(), 0.0f); std::fill(output.begin(), output.end(), 0.0f);
} }
void ConvertFrom([[maybe_unused]] std::span<f32> input, std::span<u8> output) override { void ConvertFrom([[maybe_unused]] std::span<const f32> input, std::span<u8> output) override {
const u8 fill_value = 0U; const u8 fill_value = 0U;
std::fill(output.begin(), output.end(), fill_value); std::fill(output.begin(), output.end(), fill_value);
} }
NullConverter() = default;
~NullConverter() = default;
}; };
Converter* ConverterFactory::BuildConverter(RenderTargetFormat format) { Converter* ConverterFactory::BuildConverter(RenderTargetFormat format) {
@ -1011,6 +1034,16 @@ Converter* ConverterFactory::BuildConverter(RenderTargetFormat format) {
.emplace(format, std::make_unique<ConverterImpl<R32_FLOATTraits>>()) .emplace(format, std::make_unique<ConverterImpl<R32_FLOATTraits>>())
.first->second.get(); .first->second.get();
break; break;
case RenderTargetFormat::X8R8G8B8_UNORM:
return impl->converters_cache
.emplace(format, std::make_unique<ConverterImpl<X8R8G8B8_UNORMTraits>>())
.first->second.get();
break;
case RenderTargetFormat::X8R8G8B8_SRGB:
return impl->converters_cache
.emplace(format, std::make_unique<ConverterImpl<X8R8G8B8_SRGBTraits>>())
.first->second.get();
break;
case RenderTargetFormat::R5G6B5_UNORM: case RenderTargetFormat::R5G6B5_UNORM:
return impl->converters_cache return impl->converters_cache
.emplace(format, std::make_unique<ConverterImpl<R5G6B5_UNORMTraits>>()) .emplace(format, std::make_unique<ConverterImpl<R5G6B5_UNORMTraits>>())

9
src/video_core/engines/sw_blitter/converter.h
View File

@ -1,21 +1,22 @@
// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project // SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later // SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include <memory> #include <memory>
#include <span> #include <span>
#include "common/common_types.h" #include "common/common_types.h"
#pragma once
#include "video_core/gpu.h" #include "video_core/gpu.h"
namespace Tegra::Engines::Blitter { namespace Tegra::Engines::Blitter {
class Converter { class Converter {
public: public:
virtual void ConvertTo(std::span<u8> input, std::span<f32> output) = 0; virtual void ConvertTo(std::span<const u8> input, std::span<f32> output) = 0;
virtual void ConvertFrom(std::span<f32> input, std::span<u8> output) = 0; virtual void ConvertFrom(std::span<const f32> input, std::span<u8> output) = 0;
virtual ~Converter() = default;
}; };
class ConverterFactory { class ConverterFactory {

4
src/video_core/gpu.h
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@ -61,8 +61,8 @@ enum class RenderTargetFormat : u32 {
R32_SINT = 0xE3, R32_SINT = 0xE3,
R32_UINT = 0xE4, R32_UINT = 0xE4,
R32_FLOAT = 0xE5, R32_FLOAT = 0xE5,
// X8R8G8B8_UNORM = 0xE6, X8R8G8B8_UNORM = 0xE6,
// X8R8G8B8_SRGB = 0xE7, X8R8G8B8_SRGB = 0xE7,
R5G6B5_UNORM = 0xE8, R5G6B5_UNORM = 0xE8,
A1R5G5B5_UNORM = 0xE9, A1R5G5B5_UNORM = 0xE9,
R8G8_UNORM = 0xEA, R8G8_UNORM = 0xEA,

2
src/video_core/surface.cpp
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@ -118,8 +118,10 @@ PixelFormat PixelFormatFromRenderTargetFormat(Tegra::RenderTargetFormat format)
case Tegra::RenderTargetFormat::R16G16B16X16_FLOAT: case Tegra::RenderTargetFormat::R16G16B16X16_FLOAT:
return PixelFormat::R16G16B16X16_FLOAT; return PixelFormat::R16G16B16X16_FLOAT;
case Tegra::RenderTargetFormat::A8R8G8B8_UNORM: case Tegra::RenderTargetFormat::A8R8G8B8_UNORM:
case Tegra::RenderTargetFormat::X8R8G8B8_UNORM:
return PixelFormat::B8G8R8A8_UNORM; return PixelFormat::B8G8R8A8_UNORM;
case Tegra::RenderTargetFormat::A8R8G8B8_SRGB: case Tegra::RenderTargetFormat::A8R8G8B8_SRGB:
case Tegra::RenderTargetFormat::X8R8G8B8_SRGB:
return PixelFormat::B8G8R8A8_SRGB; return PixelFormat::B8G8R8A8_SRGB;
case Tegra::RenderTargetFormat::A2B10G10R10_UNORM: case Tegra::RenderTargetFormat::A2B10G10R10_UNORM:
return PixelFormat::A2B10G10R10_UNORM; return PixelFormat::A2B10G10R10_UNORM;