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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <array>
#include <cstddef>
#include "common/common_types.h"
#include "video_core/dirty_flags.h"
#define OFF(field_name) MAXWELL3D_REG_INDEX(field_name)
#define NUM(field_name) (sizeof(::Tegra::Engines::Maxwell3D::Regs::field_name) / (sizeof(u32)))
namespace VideoCommon::Dirty {
namespace {
using Tegra::Engines::Maxwell3D;
void SetupDirtyVertexBuffers(Maxwell3D::DirtyState::Tables& tables) {
static constexpr std::size_t num_array = 3;
for (std::size_t i = 0; i < Maxwell3D::Regs::NumVertexArrays; ++i) {
const std::size_t array_offset = OFF(vertex_array) + i * NUM(vertex_array[0]);
const std::size_t limit_offset = OFF(vertex_array_limit) + i * NUM(vertex_array_limit[0]);
FillBlock(tables, array_offset, num_array, VertexBuffer0 + i, VertexBuffers);
FillBlock(tables, limit_offset, NUM(vertex_array_limit), VertexBuffer0 + i, VertexBuffers);
}
}
void SetupIndexBuffer(Maxwell3D::DirtyState::Tables& tables) {
FillBlock(tables[0], OFF(index_array), NUM(index_array), IndexBuffer);
}
void SetupDirtyDescriptors(Maxwell3D::DirtyState::Tables& tables) {
FillBlock(tables[0], OFF(tic), NUM(tic), Descriptors);
FillBlock(tables[0], OFF(tsc), NUM(tsc), Descriptors);
}
void SetupDirtyRenderTargets(Maxwell3D::DirtyState::Tables& tables) {
static constexpr std::size_t num_per_rt = NUM(rt[0]);
static constexpr std::size_t begin = OFF(rt);
static constexpr std::size_t num = num_per_rt * Maxwell3D::Regs::NumRenderTargets;
for (std::size_t rt = 0; rt < Maxwell3D::Regs::NumRenderTargets; ++rt) {
FillBlock(tables[0], begin + rt * num_per_rt, num_per_rt, ColorBuffer0 + rt);
}
FillBlock(tables[1], begin, num, RenderTargets);
FillBlock(tables[0], OFF(render_area), NUM(render_area), RenderTargets);
tables[0][OFF(rt_control)] = RenderTargets;
tables[1][OFF(rt_control)] = RenderTargetControl;
static constexpr std::array zeta_flags{ZetaBuffer, RenderTargets};
for (std::size_t i = 0; i < std::size(zeta_flags); ++i) {
const u8 flag = zeta_flags[i];
auto& table = tables[i];
table[OFF(zeta_enable)] = flag;
table[OFF(zeta_width)] = flag;
table[OFF(zeta_height)] = flag;
FillBlock(table, OFF(zeta), NUM(zeta), flag);
}
}
void SetupDirtyShaders(Maxwell3D::DirtyState::Tables& tables) {
FillBlock(tables[0], OFF(shader_config[0]),
NUM(shader_config[0]) * Maxwell3D::Regs::MaxShaderProgram, Shaders);
}
} // Anonymous namespace
void SetupDirtyFlags(Maxwell3D::DirtyState::Tables& tables) {
SetupDirtyVertexBuffers(tables);
SetupIndexBuffer(tables);
SetupDirtyDescriptors(tables);
SetupDirtyRenderTargets(tables);
SetupDirtyShaders(tables);
}
} // namespace VideoCommon::Dirty
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