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Fermi2D: Cleanup and address feedback.

This commit is contained in:
Fernando Sahmkow 2022-11-24 20:45:06 +01:00
parent 7356ab1de6
commit 826e0785bf
3 changed files with 150 additions and 8 deletions
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10
src/video_core/engines/sw_blitter/blitter.cpp
View File

@ -26,8 +26,8 @@ namespace {
constexpr size_t ir_components = 4;
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) {
void NearestNeighbor(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 dy_dv = std::llround((static_cast<f64>(src_height) / dst_height) * (1ULL << 32));
size_t src_y = 0;
@ -44,7 +44,7 @@ void NeighrestNeighbor(std::span<const u8> input, std::span<u8> output, u32 src_
}
}
void NeighrestNeighborFast(std::span<const f32> input, std::span<f32> output, u32 src_width,
void NearestNeighborFast(std::span<const f32> input, std::span<f32> output, u32 src_width,
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 dy_dv = std::llround((static_cast<f64>(src_height) / dst_height) * (1ULL << 32));
@ -171,7 +171,7 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
src.format != dst.format || src_extent_x != dst_extent_x || src_extent_y != dst_extent_y;
const auto convertion_phase_same_format = [&]() {
NeighrestNeighbor(impl->src_buffer, impl->dst_buffer, src_extent_x, src_extent_y,
NearestNeighbor(impl->src_buffer, impl->dst_buffer, src_extent_x, src_extent_y,
dst_extent_x, dst_extent_y, dst_bytes_per_pixel);
};
@ -182,7 +182,7 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
input_converter->ConvertTo(impl->src_buffer, impl->intermediate_src);
if (config.filter != Fermi2D::Filter::Bilinear) {
NeighrestNeighborFast(impl->intermediate_src, impl->intermediate_dst, src_extent_x,
NearestNeighborFast(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,

6
src/video_core/engines/sw_blitter/converter.cpp
View File

@ -41,6 +41,12 @@ enum class ComponentType : u32 {
namespace {
/*
* Note: Use generate_converters.py to generate the structs and searches for new render target
* formats and copy paste them to this file in order to update. just call "python
* generate_converters.py" and get the code from the output. modify the file to add new formats.
*/
constexpr std::array<f32, 256> SRGB_TO_RGB_LUT = {
0.000000e+00f, 3.035270e-04f, 6.070540e-04f, 9.105810e-04f, 1.214108e-03f, 1.517635e-03f,
1.821162e-03f, 2.124689e-03f, 2.428216e-03f, 2.731743e-03f, 3.035270e-03f, 3.346536e-03f,

136
src/video_core/engines/sw_blitter/generate_converters.py Normal file
View File

@ -0,0 +1,136 @@
# SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
# SPDX-License-Identifier: GPL-3.0-or-later
import re
class Format:
def __init__(self, string_value):
self.name = string_value
tmp = string_value.split('_')
self.component_type = tmp[1]
component_data = re.findall(r"\w\d+", tmp[0])
self.num_components = len(component_data)
sizes = []
swizzle = []
for data in component_data:
swizzle.append(data[0])
sizes.append(int(data[1:]))
self.sizes = sizes
self.swizzle = swizzle
def build_component_type_array(self):
result = "{ "
b = False
for i in range(0, self.num_components):
if b:
result += ", "
b = True
result += "ComponentType::" + self.component_type
result += " }"
return result
def build_component_sizes_array(self):
result = "{ "
b = False
for i in range(0, self.num_components):
if b:
result += ", "
b = True
result += str(self.sizes[i])
result += " }"
return result
def build_component_swizzle_array(self):
result = "{ "
b = False
for i in range(0, self.num_components):
if b:
result += ", "
b = True
swizzle = self.swizzle[i]
if swizzle == "X":
swizzle = "None"
result += "Swizzle::" + swizzle
result += " }"
return result
def print_declaration(self):
print("struct " + self.name + "Traits {")
print(" static constexpr size_t num_components = " + str(self.num_components) + ";")
print(" static constexpr std::array<ComponentType, num_components> component_types = " + self.build_component_type_array() + ";")
print(" static constexpr std::array<size_t, num_components> component_sizes = " + self.build_component_sizes_array() + ";")
print(" static constexpr std::array<Swizzle, num_components> component_swizzle = " + self.build_component_swizzle_array() + ";")
print("};\n")
def print_case(self):
print("case RenderTargetFormat::" + self.name + ":")
print(" return impl->converters_cache")
print(" .emplace(format, std::make_unique<ConverterImpl<" + self.name + "Traits>>())")
print(" .first->second.get();")
print(" break;")
txt = """
R32G32B32A32_FLOAT
R32G32B32A32_SINT
R32G32B32A32_UINT
R32G32B32X32_FLOAT
R32G32B32X32_SINT
R32G32B32X32_UINT
R16G16B16A16_UNORM
R16G16B16A16_SNORM
R16G16B16A16_SINT
R16G16B16A16_UINT
R16G16B16A16_FLOAT
R32G32_FLOAT
R32G32_SINT
R32G32_UINT
R16G16B16X16_FLOAT
A8R8G8B8_UNORM
A8R8G8B8_SRGB
A2B10G10R10_UNORM
A2B10G10R10_UINT
A2R10G10B10_UNORM
A8B8G8R8_UNORM
A8B8G8R8_SRGB
A8B8G8R8_SNORM
A8B8G8R8_SINT
A8B8G8R8_UINT
R16G16_UNORM
R16G16_SNORM
R16G16_SINT
R16G16_UINT
R16G16_FLOAT
B10G11R11_FLOAT
R32_SINT
R32_UINT
R32_FLOAT
X8R8G8B8_UNORM
X8R8G8B8_SRGB
R5G6B5_UNORM
A1R5G5B5_UNORM
R8G8_UNORM
R8G8_SNORM
R8G8_SINT
R8G8_UINT
R16_UNORM
R16_SNORM
R16_SINT
R16_UINT
R16_FLOAT
R8_UNORM
R8_SNORM
R8_SINT
R8_UINT
X1R5G5B5_UNORM
X8B8G8R8_UNORM
X8B8G8R8_SRGB
"""
x = txt.split()
y = list(map(lambda a: Format(a), x))
formats = list(y)
for format in formats:
format.print_declaration()
for format in formats:
format.print_case()