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|
// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
//============================================================
//
// chainmanager.cpp - BGFX shader chain manager
//
// Provides loading for BGFX shader effect chains, defined
// by chain.h and read by chainreader.h
//
//============================================================
#include "chainmanager.h"
#include <bx/readerwriter.h>
#include <bx/file.h>
#include "emucore.h"
#include "render.h"
#include "../frontend/mame/ui/slider.h"
#include "modules/lib/osdobj_common.h"
#include "modules/osdwindow.h"
#include <rapidjson/document.h>
#include <rapidjson/error/en.h>
#include "bgfxutil.h"
#include "chain.h"
#include "chainreader.h"
#include "slider.h"
#include "target.h"
#include "texture.h"
#include "sliderdirtynotifier.h"
#include "util/path.h"
#include "util/unicode.h"
#include "util/xmlfile.h"
#include "osdcore.h"
#include "osdfile.h"
#include <algorithm>
#include <locale>
using namespace rapidjson;
chain_manager::screen_prim::screen_prim(render_primitive *prim)
{
m_prim = prim;
m_screen_width = uint16_t(floorf(prim->get_full_quad_width() + 0.5f));
m_screen_height = uint16_t(floorf(prim->get_full_quad_height() + 0.5f));
m_quad_width = uint16_t(floorf(prim->get_quad_width() + 0.5f));
m_quad_height = uint16_t(floorf(prim->get_quad_height() + 0.5f));
m_tex_width = prim->texture.width;
m_tex_height = prim->texture.height;
m_rowpixels = prim->texture.rowpixels;
m_palette_length = prim->texture.palette_length;
m_flags = prim->flags;
}
chain_manager::chain_manager(
running_machine& machine,
const osd_options& options,
texture_manager& textures,
target_manager& targets,
effect_manager& effects,
uint32_t window_index,
slider_dirty_notifier& slider_notifier,
uint16_t user_prescale,
uint16_t max_prescale_size)
: m_machine(machine)
, m_options(options)
, m_textures(textures)
, m_targets(targets)
, m_effects(effects)
, m_window_index(window_index)
, m_user_prescale(user_prescale)
, m_max_prescale_size(max_prescale_size)
, m_slider_notifier(slider_notifier)
, m_screen_count(0)
, m_default_chain_index(-1)
{
m_converters.clear();
refresh_available_chains();
parse_chain_selections(options.bgfx_screen_chains());
init_texture_converters();
}
chain_manager::~chain_manager()
{
destroy_chains();
}
void chain_manager::init_texture_converters()
{
m_converters.push_back(nullptr);
m_converters.push_back(m_effects.get_or_load_effect(m_options, "misc/texconv_palette16"));
m_converters.push_back(m_effects.get_or_load_effect(m_options, "misc/texconv_rgb32"));
m_converters.push_back(nullptr);
m_converters.push_back(m_effects.get_or_load_effect(m_options, "misc/texconv_yuy16"));
m_adjuster = m_effects.get_or_load_effect(m_options, "misc/bcg_adjust");
}
void chain_manager::get_default_chain_info(std::string &out_chain_name, int32_t &out_chain_index)
{
if (m_default_chain_index == -1)
{
out_chain_index = CHAIN_NONE;
out_chain_name = "";
return;
}
out_chain_index = m_default_chain_index;
out_chain_name = "default";
return;
}
void chain_manager::refresh_available_chains()
{
m_available_chains.clear();
m_available_chains.emplace_back("none", "");
find_available_chains(util::path_concat(m_options.bgfx_path(), "chains"), "");
std::collate<wchar_t> const &coll = std::use_facet<std::collate<wchar_t> >(std::locale());
std::sort(
m_available_chains.begin(),
m_available_chains.end(),
[&coll] (chain_desc const &x, chain_desc const &y) -> bool
{
if (x.m_name == "none")
return y.m_name != "none";
else if (y.m_name == "none")
return false;
else if (x.m_name == "default")
return y.m_name != "default";
else if (y.m_name == "default")
return false;
std::wstring const xstr = wstring_from_utf8(x.m_name);
std::wstring const ystr = wstring_from_utf8(y.m_name);
return coll.compare(xstr.data(), xstr.data() + xstr.size(), ystr.data(), ystr.data() + ystr.size()) < 0;
});
if (m_default_chain_index == -1)
{
for (size_t i = 0; i < m_available_chains.size(); i++)
{
if (m_available_chains[i].m_name == "default")
{
m_default_chain_index = int32_t(i);
}
}
}
destroy_unloaded_chains();
}
void chain_manager::destroy_unloaded_chains()
{
// O(shaders*available_chains), but we don't care because asset reloading happens rarely
for (int i = 0; i < m_chain_names.size(); i++)
{
const std::string &name = m_chain_names[i];
if (name.length() > 0)
{
for (chain_desc desc : m_available_chains)
{
if (desc.m_name == name)
{
delete m_screen_chains[i];
m_screen_chains[i] = nullptr;
get_default_chain_info(m_chain_names[i], m_current_chain[i]);
break;
}
}
}
}
}
void chain_manager::find_available_chains(std::string_view root, std::string_view path)
{
osd::directory::ptr directory = osd::directory::open(path.empty() ? std::string(root) : util::path_concat(root, path));
if (directory)
{
for (const osd::directory::entry *entry = directory->read(); entry; entry = directory->read())
{
if (entry->type == osd::directory::entry::entry_type::FILE)
{
const std::string_view name(entry->name);
const std::string_view extension(".json");
// Does the name has at least one character in addition to ".json"?
if (name.length() > extension.length())
{
size_t start = name.length() - extension.length();
const std::string_view test_segment = name.substr(start, extension.length());
// Does it end in .json?
if (test_segment == extension)
{
m_available_chains.emplace_back(std::string(name.substr(0, start)), std::string(path));
}
}
}
else if (entry->type == osd::directory::entry::entry_type::DIR)
{
const std::string_view name = entry->name;
if ((name != ".") && (name != ".."))
{
if (path.empty())
find_available_chains(root, name);
else
find_available_chains(root, util::path_concat(path, name));
}
}
}
}
}
std::unique_ptr<bgfx_chain> chain_manager::load_chain(std::string name, uint32_t screen_index)
{
if (name.length() < 5 || (name.compare(name.length() - 5, 5, ".json") != 0))
{
name += ".json";
}
const std::string path = util::path_concat(m_options.bgfx_path(), "chains", name);
bx::FileReader reader;
if (!bx::open(&reader, path.c_str()))
{
osd_printf_warning("Unable to open chain file %s, falling back to no post processing\n", path);
return nullptr;
}
const int32_t size(bx::getSize(&reader));
bx::ErrorAssert err;
std::unique_ptr<char []> data(new (std::nothrow) char [size + 1]);
if (!data)
{
osd_printf_error("Out of memory reading chain file %s\n", path);
bx::close(&reader);
return nullptr;
}
bx::read(&reader, reinterpret_cast<void*>(data.get()), size, &err);
bx::close(&reader);
data[size] = 0;
Document document;
document.Parse<kParseCommentsFlag>(data.get());
data.reset();
if (document.HasParseError())
{
std::string error(GetParseError_En(document.GetParseError()));
osd_printf_warning("Unable to parse chain %s. Errors returned:\n%s\n", path, error);
return nullptr;
}
std::unique_ptr<bgfx_chain> chain = chain_reader::read_from_value(document, name + ": ", *this, screen_index, m_user_prescale, m_max_prescale_size);
if (!chain)
{
osd_printf_warning("Unable to load chain %s, falling back to no post processing\n", path);
return nullptr;
}
return chain;
}
void chain_manager::parse_chain_selections(std::string_view chain_str)
{
std::vector<std::string_view> chain_names = split_option_string(chain_str);
if (chain_names.empty())
chain_names.push_back("default");
while (m_current_chain.size() < chain_names.size())
{
m_screen_chains.emplace_back(nullptr);
m_chain_names.emplace_back();
m_current_chain.push_back(CHAIN_NONE);
}
for (size_t index = 0; index < chain_names.size(); index++)
{
size_t chain_index = 0;
for (chain_index = 0; chain_index < m_available_chains.size(); chain_index++)
{
if (m_available_chains[chain_index].m_name == chain_names[index])
break;
}
if (chain_index < m_available_chains.size())
{
m_current_chain[index] = chain_index;
m_chain_names[index] = m_available_chains[chain_index].m_name;
}
else
{
m_current_chain[index] = CHAIN_NONE;
m_chain_names[index] = "";
}
}
}
std::vector<std::string_view> chain_manager::split_option_string(std::string_view chain_str) const
{
std::vector<std::string_view> chain_names;
const uint32_t length = chain_str.length();
uint32_t win = 0;
uint32_t last_start = 0;
for (uint32_t i = 0; i <= length; i++)
{
if (i == length || (chain_str[i] == ',') || (chain_str[i] == ':'))
{
if ((win == 0) || (win == m_window_index))
{
// treat an empty string as equivalent to "default"
if (i > last_start)
chain_names.push_back(chain_str.substr(last_start, i - last_start));
else
chain_names.push_back("default");
}
last_start = i + 1;
if ((i < length) && (chain_str[i] == ':'))
{
// no point walking the rest of the string if this was our window
if (win == m_window_index)
break;
// don't use first for all if more than one window is specified
chain_names.clear();
win++;
}
}
}
return chain_names;
}
void chain_manager::load_chains()
{
for (size_t chain = 0; chain < m_current_chain.size() && chain < m_screen_chains.size(); chain++)
{
if (m_current_chain[chain] != CHAIN_NONE)
{
chain_desc& desc = m_available_chains[m_current_chain[chain]];
m_chain_names[chain] = desc.m_name;
m_screen_chains[chain] = load_chain(util::path_concat(desc.m_path, desc.m_name), uint32_t(chain)).release();
}
}
}
void chain_manager::destroy_chains()
{
for (size_t index = 0; index < m_screen_chains.size(); index++)
{
if (m_screen_chains[index] != nullptr)
{
delete m_screen_chains[index];
m_screen_chains[index] = nullptr;
}
}
}
void chain_manager::reload_chains()
{
destroy_chains();
load_chains();
}
bgfx_chain* chain_manager::screen_chain(uint32_t screen)
{
if (screen >= m_screen_chains.size())
{
return m_screen_chains[m_screen_chains.size() - 1];
}
else
{
return m_screen_chains[screen];
}
}
void chain_manager::process_screen_quad(uint32_t view, uint32_t screen, screen_prim &prim, osd_window& window)
{
const bool any_targets_rebuilt = m_targets.update_target_sizes(screen, prim.m_tex_width, prim.m_tex_height, TARGET_STYLE_GUEST, m_user_prescale, m_max_prescale_size);
if (any_targets_rebuilt)
{
for (bgfx_chain* chain : m_screen_chains)
{
if (chain != nullptr)
{
chain->repopulate_targets();
}
}
}
bgfx_chain* chain = screen_chain(screen);
chain->process(prim, view, screen, m_textures, window);
view += chain->applicable_passes();
}
uint32_t chain_manager::count_screens(render_primitive* prim)
{
uint32_t screen_count = 0;
while (prim != nullptr)
{
if (PRIMFLAG_GET_SCREENTEX(prim->flags))
{
if (screen_count < m_screen_prims.size())
{
m_screen_prims[screen_count] = prim;
}
else
{
m_screen_prims.push_back(prim);
}
screen_count++;
}
prim = prim->next();
}
if (screen_count > 0)
{
update_screen_count(screen_count);
m_targets.update_screen_count(screen_count, m_user_prescale, m_max_prescale_size);
}
if (screen_count < m_screen_prims.size())
{
m_screen_prims.resize(screen_count);
}
return screen_count;
}
void chain_manager::update_screen_count(uint32_t screen_count)
{
if (screen_count != m_screen_count)
{
m_slider_notifier.set_sliders_dirty();
m_screen_count = screen_count;
// Ensure we have one screen chain entry per screen
while (m_screen_chains.size() < m_screen_count)
{
m_screen_chains.push_back(nullptr);
int32_t chain_index = CHAIN_NONE;
std::string chain_name;
get_default_chain_info(chain_name, chain_index);
m_chain_names.emplace_back(std::move(chain_name));
m_current_chain.push_back(chain_index);
}
// Ensure we have a screen chain selection slider per screen
while (m_selection_sliders.size() < m_screen_count)
{
create_selection_slider(m_selection_sliders.size());
}
load_chains();
}
}
void chain_manager::set_current_chain(uint32_t screen, int32_t chain_index)
{
if (chain_index < m_available_chains.size() && screen < m_current_chain.size() && screen < m_chain_names.size())
{
m_current_chain[screen] = chain_index;
m_chain_names[screen] = m_available_chains[chain_index].m_name;
}
}
int32_t chain_manager::slider_changed(int id, std::string *str, int32_t newval)
{
if (newval != SLIDER_NOCHANGE)
{
set_current_chain(id, newval);
std::vector<std::vector<float>> settings = slider_settings();
reload_chains();
restore_slider_settings(id, settings);
m_slider_notifier.set_sliders_dirty();
}
if (str != nullptr)
{
*str = m_available_chains[m_current_chain[id]].m_name;
}
return m_current_chain[id];
}
void chain_manager::create_selection_slider(uint32_t screen_index)
{
if (screen_index < m_selection_sliders.size())
{
return;
}
int32_t minval = 0;
int32_t defval = m_current_chain[screen_index];
int32_t maxval = m_available_chains.size() - 1;
int32_t incval = 1;
using namespace std::placeholders;
auto state = std::make_unique<slider_state>(
util::string_format("Window %1$u, Screen %2$u Effect", m_window_index, screen_index),
minval, defval, maxval, incval,
std::bind(&chain_manager::slider_changed, this, screen_index, _1, _2));
ui::menu_item item(ui::menu_item_type::SLIDER, state.get());
item.set_text(state->description);
m_selection_sliders.emplace_back(item);
m_core_sliders.emplace_back(std::move(state));
}
uint32_t chain_manager::update_screen_textures(uint32_t view, render_primitive *starting_prim, osd_window& window)
{
if (!count_screens(starting_prim))
return 0;
for (int screen = 0; screen < m_screen_prims.size(); screen++)
{
screen_prim &prim = m_screen_prims[screen];
uint16_t tex_width(prim.m_tex_width);
uint16_t tex_height(prim.m_tex_height);
bgfx_texture* texture = screen < m_screen_textures.size() ? m_screen_textures[screen] : nullptr;
bgfx_texture* palette = screen < m_screen_palettes.size() ? m_screen_palettes[screen] : nullptr;
const uint32_t src_format = (prim.m_flags & PRIMFLAG_TEXFORMAT_MASK) >> PRIMFLAG_TEXFORMAT_SHIFT;
const bool needs_conversion = m_converters[src_format] != nullptr;
const bool needs_adjust = prim.m_prim->texture.palette != nullptr && src_format != TEXFORMAT_PALETTE16;
const std::string screen_index = std::to_string(screen);
const std::string source_name = "source" + screen_index;
const std::string screen_name = "screen" + screen_index;
const std::string palette_name = "palette" + screen_index;
const std::string &full_name = (needs_conversion || needs_adjust) ? source_name : screen_name;
if (texture && (texture->width() != tex_width || texture->height() != tex_height))
{
m_textures.remove_provider(full_name);
m_textures.remove_provider(palette_name);
texture = nullptr;
palette = nullptr;
}
bgfx::TextureFormat::Enum dst_format = bgfx::TextureFormat::BGRA8;
uint16_t pitch = prim.m_rowpixels;
int width_div_factor = 1;
int width_mul_factor = 1;
const bgfx::Memory* mem = bgfx_util::mame_texture_data_to_bgfx_texture_data(dst_format, prim.m_flags & PRIMFLAG_TEXFORMAT_MASK,
prim.m_rowpixels, prim.m_prim->texture.width_margin, tex_height, prim.m_prim->texture.palette, prim.m_prim->texture.base, pitch, width_div_factor, width_mul_factor);
if (!texture)
{
uint32_t flags = BGFX_SAMPLER_MIN_POINT | BGFX_SAMPLER_MAG_POINT | BGFX_SAMPLER_MIP_POINT;
if (!PRIMFLAG_GET_TEXWRAP(prim.m_flags))
flags |= BGFX_SAMPLER_U_CLAMP | BGFX_SAMPLER_V_CLAMP;
auto newtex = std::make_unique<bgfx_texture>(full_name, dst_format, tex_width, prim.m_prim->texture.width_margin, tex_height, mem, flags, pitch, prim.m_rowpixels, width_div_factor, width_mul_factor);
texture = newtex.get();
m_textures.add_provider(full_name, std::move(newtex));
if (prim.m_prim->texture.palette)
{
uint16_t palette_width = uint16_t(std::min(prim.m_palette_length, 256U));
uint16_t palette_height = uint16_t(std::max((prim.m_palette_length + 255) / 256, 1U));
m_palette_temp.resize(palette_width * palette_height * 4);
memcpy(&m_palette_temp[0], prim.m_prim->texture.palette, prim.m_palette_length * 4);
const bgfx::Memory *palmem = bgfx::copy(&m_palette_temp[0], palette_width * palette_height * 4);
auto newpal = std::make_unique<bgfx_texture>(palette_name, bgfx::TextureFormat::BGRA8, palette_width, 0, palette_height, palmem, BGFX_SAMPLER_U_CLAMP | BGFX_SAMPLER_V_CLAMP | BGFX_SAMPLER_MIN_POINT | BGFX_SAMPLER_MAG_POINT | BGFX_SAMPLER_MIP_POINT, palette_width * 4);
palette = newpal.get();
m_textures.add_provider(palette_name, std::move(newpal));
}
while (screen >= m_screen_textures.size())
{
m_screen_textures.emplace_back(nullptr);
}
m_screen_textures[screen] = texture;
while (screen >= m_screen_palettes.size())
{
m_screen_palettes.emplace_back(nullptr);
}
if (palette)
{
m_screen_palettes[screen] = palette;
}
}
else
{
texture->update(mem, pitch, prim.m_prim->texture.width_margin);
if (prim.m_prim->texture.palette)
{
uint16_t palette_width = uint16_t(std::min(prim.m_palette_length, 256U));
uint16_t palette_height = uint16_t(std::max((prim.m_palette_length + 255) / 256, 1U));
const uint32_t palette_size = palette_width * palette_height * 4;
m_palette_temp.resize(palette_size);
memcpy(&m_palette_temp[0], prim.m_prim->texture.palette, prim.m_palette_length * 4);
const bgfx::Memory *palmem = bgfx::copy(&m_palette_temp[0], palette_size);
if (palette)
{
palette->update(palmem);
}
else
{
auto newpal = std::make_unique<bgfx_texture>(palette_name, bgfx::TextureFormat::BGRA8, palette_width, 0, palette_height, palmem, BGFX_SAMPLER_U_CLAMP | BGFX_SAMPLER_V_CLAMP | BGFX_SAMPLER_MIN_POINT | BGFX_SAMPLER_MAG_POINT | BGFX_SAMPLER_MIP_POINT, palette_width * 4);
palette = newpal.get();
m_textures.add_provider(palette_name, std::move(newpal));
while (screen >= m_screen_palettes.size())
{
m_screen_palettes.emplace_back(nullptr);
}
m_screen_palettes[screen] = palette;
}
}
}
const bool has_tint = (prim.m_prim->color.a != 1.0f) || (prim.m_prim->color.r != 1.0f) || (prim.m_prim->color.g != 1.0f) || (prim.m_prim->color.b != 1.0f);
bgfx_chain* chain = screen_chain(screen);
if (chain && needs_adjust && !chain->has_adjuster())
{
const bool apply_tint = !needs_conversion && has_tint;
chain->insert_effect(chain->has_converter() ? 1 : 0, m_adjuster, apply_tint, "XXadjust", needs_conversion ? "screen" : "source", *this);
chain->set_has_adjuster(true);
}
if (chain && needs_conversion && !chain->has_converter())
{
chain->insert_effect(0, m_converters[src_format], has_tint, "XXconvert", "source", *this);
chain->set_has_converter(true);
}
}
return m_screen_prims.size();
}
uint32_t chain_manager::process_screen_chains(uint32_t view, osd_window& window)
{
// Process each screen as necessary
uint32_t used_views = 0;
uint32_t screen_index = 0;
for (screen_prim &prim : m_screen_prims)
{
if (m_current_chain[screen_index] == CHAIN_NONE || screen_chain(screen_index) == nullptr)
{
screen_index++;
continue;
}
uint16_t screen_width = prim.m_screen_width;
uint16_t screen_height = prim.m_screen_height;
if (window.swap_xy())
{
std::swap(screen_width, screen_height);
}
const bool any_targets_rebuilt = m_targets.update_target_sizes(screen_index, screen_width, screen_height, TARGET_STYLE_NATIVE, m_user_prescale, m_max_prescale_size);
if (any_targets_rebuilt)
{
for (bgfx_chain* chain : m_screen_chains)
{
if (chain != nullptr)
{
chain->repopulate_targets();
}
}
}
process_screen_quad(view + used_views, screen_index, prim, window);
used_views += screen_chain(screen_index)->applicable_passes();
screen_index++;
}
bgfx::setViewFrameBuffer(view + used_views, BGFX_INVALID_HANDLE);
return used_views;
}
bool chain_manager::has_applicable_chain(uint32_t screen)
{
return (screen < m_screen_count) && (m_current_chain[screen] != CHAIN_NONE) && m_screen_chains[screen];
}
bool chain_manager::needs_sliders()
{
return (m_screen_count > 0) && (m_available_chains.size() > 1);
}
void chain_manager::restore_slider_settings(int32_t id, std::vector<std::vector<float>>& settings)
{
if (!needs_sliders())
{
return;
}
for (size_t index = 0; index < m_screen_chains.size() && index < m_screen_count; index++)
{
if (index == id)
{
continue;
}
bgfx_chain* chain = m_screen_chains[index];
if (chain == nullptr)
{
continue;
}
const std::vector<bgfx_slider*> &chain_sliders = chain->sliders();
for (size_t slider = 0; slider < chain_sliders.size(); slider++)
{
chain_sliders[slider]->import(settings[index][slider]);
}
}
}
void chain_manager::load_config(util::xml::data_node const &windownode)
{
// treat source INI files or more specific as higher priority than CFG
// FIXME: leaky abstraction - this depends on a front-end implementation detail
bool const persist = windownode.get_attribute_int("persist", 1) != 0;
bool const default_chains = (OPTION_PRIORITY_NORMAL + 5) > m_options.get_entry(OSDOPTION_BGFX_SCREEN_CHAINS)->priority();
bool const explicit_chains = !persist && !default_chains && *m_options.bgfx_screen_chains();
// if chains weren't explicitly specified, restore the chains from the config file
if (explicit_chains)
{
osd_printf_verbose(
"BGFX: Ignoring chain selection from window 0 configuration due to explicitly specified chains\n",
m_window_index);
}
else
{
bool changed = false;
util::xml::data_node const *screennode = windownode.get_child("screen");
while (screennode)
{
auto const index = screennode->get_attribute_int("index", -1);
if ((0 <= index) && (m_screen_count > index))
{
char const *const chainname = screennode->get_attribute_string("chain", nullptr);
if (chainname)
{
auto const found = std::find_if(
m_available_chains.begin(),
m_available_chains.end(),
[&chainname] (auto const &avail) { return avail.m_name == chainname; });
if (m_available_chains.end() != found)
{
auto const chainnum = found - m_available_chains.begin();
if (chainnum != m_current_chain[index])
{
m_current_chain[index] = chainnum;
changed = true;
}
}
}
}
screennode = screennode->get_next_sibling("screen");
}
if (changed)
reload_chains();
}
// now apply slider settings for screens with chains matching config
util::xml::data_node const *screennode = windownode.get_child("screen");
while (screennode)
{
auto const index = screennode->get_attribute_int("index", -1);
if ((0 <= index) && (m_screen_count > index) && (m_screen_chains.size() > index))
{
bgfx_chain *const chain = m_screen_chains[index];
char const *const chainname = screennode->get_attribute_string("chain", nullptr);
if (chain && chainname && (m_available_chains[m_current_chain[index]].m_name == chainname))
{
auto const &sliders = chain->sliders();
util::xml::data_node const *slidernode = screennode->get_child("slider");
while (slidernode)
{
char const *const slidername = slidernode->get_attribute_string("name", nullptr);
if (slidername)
{
auto const found = std::find_if(
sliders.begin(),
sliders.end(),
[&slidername] (auto const &slider) { return slider->name() == slidername; });
if (sliders.end() != found)
{
bgfx_slider &slider = **found;
switch (slider.type())
{
case bgfx_slider::SLIDER_INT_ENUM:
case bgfx_slider::SLIDER_INT:
{
slider_state const &core = *slider.core_slider();
int32_t const val = slidernode->get_attribute_int("value", core.defval);
slider.update(nullptr, std::clamp(val, core.minval, core.maxval));
}
break;
default:
{
float const val = slidernode->get_attribute_float("value", slider.default_value());
slider.import(std::clamp(val, slider.min_value(), slider.max_value()));
}
}
}
}
slidernode = slidernode->get_next_sibling("slider");
}
}
}
screennode = screennode->get_next_sibling("screen");
}
}
void chain_manager::save_config(util::xml::data_node &parentnode)
{
if (!needs_sliders())
return;
util::xml::data_node *const windownode = parentnode.add_child("window", nullptr);
windownode->set_attribute_int("index", m_window_index);
for (size_t index = 0; index < m_screen_chains.size() && index < m_screen_count; index++)
{
bgfx_chain *const chain = m_screen_chains[index];
if (!chain)
continue;
util::xml::data_node *const screennode = windownode->add_child("screen", nullptr);
screennode->set_attribute_int("index", index);
screennode->set_attribute("chain", m_available_chains[m_current_chain[index]].m_name.c_str());
for (bgfx_slider *slider : chain->sliders())
{
auto const val = slider->update(nullptr, SLIDER_NOCHANGE);
if (val == slider->core_slider()->defval)
continue;
util::xml::data_node *const slidernode = screennode->add_child("slider", nullptr);
slidernode->set_attribute("name", slider->name().c_str());
switch (slider->type())
{
case bgfx_slider::SLIDER_INT_ENUM:
case bgfx_slider::SLIDER_INT:
slidernode->set_attribute_int("value", val);
break;
default:
slidernode->set_attribute_float("value", slider->value());
}
}
}
if (!windownode->get_first_child())
windownode->delete_node();
}
std::vector<std::vector<float>> chain_manager::slider_settings()
{
std::vector<std::vector<float>> curr;
if (!needs_sliders())
{
return curr;
}
for (size_t index = 0; index < m_screen_chains.size() && index < m_screen_count; index++)
{
curr.push_back(std::vector<float>());
bgfx_chain* chain = m_screen_chains[index];
if (chain == nullptr)
{
continue;
}
const std::vector<bgfx_slider*> &chain_sliders = chain->sliders();
for (bgfx_slider* slider : chain_sliders)
{
curr[index].push_back(slider->value());
}
}
return curr;
}
std::vector<ui::menu_item> chain_manager::get_slider_list()
{
std::vector<ui::menu_item> sliders;
if (!needs_sliders())
{
return sliders;
}
for (size_t index = 0; index < m_screen_chains.size() && index < m_screen_count; index++)
{
bgfx_chain* chain = m_screen_chains[index];
sliders.push_back(m_selection_sliders[index]);
if (chain == nullptr)
{
continue;
}
const std::vector<bgfx_chain_entry*> &chain_entries = chain->entries();
for (bgfx_chain_entry* entry : chain_entries)
{
const std::vector<bgfx_input_pair*> &entry_inputs = entry->inputs();
for (bgfx_input_pair* input : entry_inputs)
{
std::vector<ui::menu_item> input_sliders = input->get_slider_list();
for (ui::menu_item &slider : input_sliders)
{
sliders.emplace_back(slider);
}
}
}
const std::vector<bgfx_slider*> &chain_sliders = chain->sliders();
for (bgfx_slider* slider : chain_sliders)
{
slider_state *const core_slider = slider->core_slider();
ui::menu_item item(ui::menu_item_type::SLIDER, core_slider);
item.set_text(core_slider->description);
m_selection_sliders.emplace_back(item);
sliders.emplace_back(std::move(item));
}
if (chain_sliders.size() > 0)
{
ui::menu_item item(ui::menu_item_type::SEPARATOR);
item.set_text(MENU_SEPARATOR_ITEM);
sliders.emplace_back(std::move(item));
}
}
return sliders;
}
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