// license:BSD-3-Clause
// copyright-holders:Vas Crabb
/***************************************************************************
luaengine_render.cpp
Controls execution of the core MAME system.
***************************************************************************/
#include "emu.h"
#include "luaengine.ipp"
#include "render.h"
#include "rendlay.h"
#include <iterator>
namespace {
struct layout_file_views
{
layout_file_views(layout_file &f) : file(f) { }
layout_file::view_list &items() { return file.views(); }
static layout_view &unwrap(layout_file::view_list::iterator const &it) { return *it; }
static int push_key(lua_State *L, layout_file::view_list::iterator const &it, std::size_t ix) { return sol::stack::push_reference(L, it->unqualified_name()); }
layout_file &file;
};
struct layout_view_items
{
layout_view_items(layout_view &v) : view(v) { }
layout_view::item_list &items() { return view.items(); }
static layout_view::item &unwrap(layout_view::item_list::iterator const &it) { return *it; }
static int push_key(lua_State *L, layout_view::item_list::iterator const &it, std::size_t ix) { return sol::stack::push(L, ix + 1); }
layout_view &view;
};
struct render_target_view_names
{
render_target_view_names(render_target &t) : target(t), count(-1) { }
render_target ⌖
int count;
};
} // anonymous namespace
namespace sol {
template <> struct is_container<layout_file_views> : std::true_type { };
template <> struct is_container<layout_view_items> : std::true_type { };
template <> struct is_container<render_target_view_names> : std::true_type { };
template <>
struct usertype_container<layout_file_views> : lua_engine::immutable_sequence_helper<layout_file_views, layout_file::view_list>
{
public:
static int get(lua_State *L)
{
layout_file_views &self(get_self(L));
char const *const name(stack::unqualified_get<char const *>(L));
auto const found(std::find_if(
self.file.views().begin(),
self.file.views().end(),
[&name] (layout_view &v) { return v.unqualified_name() == name; }));
if (self.file.views().end() != found)
return stack::push_reference(L, *found);
else
return stack::push(L, lua_nil);
}
static int index_get(lua_State *L)
{
return get(L);
}
};
template <>
struct usertype_container<layout_view_items> : lua_engine::immutable_sequence_helper<layout_view_items, layout_view::item_list>
{
public:
static int get(lua_State *L)
{
layout_view_items &self(get_self(L));
char const *const id(stack::unqualified_get<char const *>(L));
layout_view::item *const item(self.view.get_item(id));
if (item)
return stack::push_reference(L, *item);
else
return stack::push(L, lua_nil);
}
static int index_get(lua_State *L)
{
return get(L);
}
static int pairs(lua_State *L)
{
return luaL_error(L, "sol: cannot call 'pairs' on type '%s': not iterable by ID", sol::detail::demangle<layout_view_items>().c_str());
}
};
template <>
struct usertype_container<render_target_view_names> : lua_engine::immutable_container_helper<render_target_view_names>
{
private:
struct iterator
{
iterator(render_target &t, unsigned i) : target(t), index(i) { }
render_target ⌖
unsigned index;
};
static int next_pairs(lua_State *L)
{
iterator &i(stack::unqualified_get<user<iterator> >(L, 1));
char const *name(i.target.view_name(i.index));
if (!name)
return stack::push(L, lua_nil);
int result = stack::push(L, i.index + 1);
result += stack::push(L, name);
++i.index;
return result;
}
public:
static int at(lua_State *L)
{
render_target_view_names &self(get_self(L));
unsigned const index(stack::unqualified_get<unsigned>(L, 2));
return stack::push(L, self.target.view_name(index - 1));
}
static int get(lua_State *L)
{
return at(L);
}
static int index_get(lua_State *L)
{
return at(L);
}
static int find(lua_State *L)
{
render_target_view_names &self(get_self(L));
char const *const key(stack::unqualified_get<char const *>(L, 2));
for (unsigned i = 0; ; ++i)
{
char const *const name(self.target.view_name(i));
if (!name)
return stack::push(L, lua_nil);
else if (!std::strcmp(key, name))
return stack::push(L, i + 1);
}
}
static int index_of(lua_State *L)
{
return find(L);
}
static int size(lua_State *L)
{
render_target_view_names &self(get_self(L));
if (0 > self.count)
for (self.count = 0; self.target.view_name(self.count); ++self.count) { }
return stack::push(L, self.count);
}
static int empty(lua_State *L)
{
render_target_view_names &self(get_self(L));
return stack::push(L, !self.target.view_name(0));
}
static int next(lua_State *L)
{
return stack::push(L, next_pairs);
}
static int pairs(lua_State *L)
{
render_target_view_names &self(get_self(L));
stack::push(L, next_pairs);
stack::push<user<iterator> >(L, self.target, 0);
stack::push(L, lua_nil);
return 3;
}
static int ipairs(lua_State *L)
{
return pairs(L);
}
};
} // namespace sol
//-------------------------------------------------
// initialize_render - register render user types
//-------------------------------------------------
void lua_engine::initialize_render(sol::table &emu)
{
auto bounds_type = emu.new_usertype<render_bounds>(
"render_bounds",
sol::call_constructor, sol::initializers(
[] (render_bounds &b) { new (&b) render_bounds{ 0.0F, 0.0F, 1.0F, 1.0F }; },
[] (render_bounds &b, float x0, float y0, float x1, float y1) { new (&b) render_bounds{ x0, y0, x1, y1 }; }));
bounds_type["includes"] = &render_bounds::includes;
bounds_type["set_xy"] = &render_bounds::set_xy;
bounds_type["set_wh"] = &render_bounds::set_wh;
bounds_type["x0"] = &render_bounds::x0;
bounds_type["y0"] = &render_bounds::y0;
bounds_type["x1"] = &render_bounds::x1;
bounds_type["y1"] = &render_bounds::y1;
bounds_type["width"] = sol::property(&render_bounds::width, [] (render_bounds &b, float w) { b.x1 = b.x0 + w; });
bounds_type["height"] = sol::property(&render_bounds::height, [] (render_bounds &b, float h) { b.y1 = b.y0 + h; });
bounds_type["aspect"] = sol::property(&render_bounds::aspect);
auto color_type = emu.new_usertype<render_color>(
"render_color",
sol::call_constructor, sol::initializers(
[] (render_color &c) { new (&c) render_color{ 1.0F, 1.0F, 1.0F, 1.0F }; },
[] (render_color &c, float a, float r, float g, float b) { new (&c) render_color{ a, r, g, b }; }));
color_type["set"] = &render_color::set;
color_type["a"] = &render_color::a;
color_type["r"] = &render_color::r;
color_type["g"] = &render_color::g;
color_type["b"] = &render_color::b;
auto layout_view_type = sol().registry().new_usertype<layout_view>("layout_view", sol::no_constructor);
layout_view_type["has_screen"] = &layout_view::has_screen;
layout_view_type["set_prepare_items_callback"] =
make_simple_callback_setter<void>(
&layout_view::set_prepare_items_callback,
nullptr,
"set_prepare_items_callback",
nullptr);
layout_view_type["set_preload_callback"] =
make_simple_callback_setter<void>(
&layout_view::set_preload_callback,
nullptr,
"set_preload_callback",
nullptr);
layout_view_type["set_recomputed_callback"] =
make_simple_callback_setter<void>(
&layout_view::set_recomputed_callback,
nullptr,
"set_recomputed_callback",
nullptr);
layout_view_type["items"] = sol::property([] (layout_view &v) { return layout_view_items(v); });
layout_view_type["name"] = sol::property(&layout_view::name);
layout_view_type["unqualified_name"] = sol::property(&layout_view::unqualified_name);
layout_view_type["visible_screen_count"] = sol::property(&layout_view::visible_screen_count);
layout_view_type["effective_aspect"] = sol::property(&layout_view::effective_aspect);
layout_view_type["bounds"] = sol::property(&layout_view::bounds);
layout_view_type["has_art"] = sol::property(&layout_view::has_art);
auto layout_view_item_type = sol().registry().new_usertype<layout_view::item>("layout_item", sol::no_constructor);
layout_view_item_type["set_state"] = &layout_view::item::set_state;
layout_view_item_type["set_element_state_callback"] =
make_simple_callback_setter<int>(
&layout_view::item::set_element_state_callback,
[] () { return 0; },
"set_element_state_callback",
"element state");
layout_view_item_type["set_animation_state_callback"] =
make_simple_callback_setter<int>(
&layout_view::item::set_animation_state_callback,
[] () { return 0; },
"set_animation_state_callback",
"animation state");
layout_view_item_type["set_bounds_callback"] =
make_simple_callback_setter<render_bounds>(
&layout_view::item::set_bounds_callback,
[] () { return render_bounds{ 0.0f, 0.0f, 1.0f, 1.0f }; },
"set_bounds_callback",
"bounds");
layout_view_item_type["set_color_callback"] =
make_simple_callback_setter<render_color>(
&layout_view::item::set_color_callback,
[] () { return render_color{ 1.0f, 1.0f, 1.0f, 1.0f }; },
"set_color_callback",
"color");
layout_view_item_type["id"] = sol::property(
[] (layout_view::item &i, sol::this_state s) -> sol::object
{
if (i.id().empty())
return sol::lua_nil;
else
return sol::make_object(s, i.id());
});
layout_view_item_type["bounds_animated"] = sol::property(&layout_view::item::bounds_animated);
layout_view_item_type["color_animated"] = sol::property(&layout_view::item::color_animated);
layout_view_item_type["bounds"] = sol::property(&layout_view::item::bounds);
layout_view_item_type["color"] = sol::property(&layout_view::item::color);
layout_view_item_type["blend_mode"] = sol::property(&layout_view::item::blend_mode);
layout_view_item_type["orientation"] = sol::property(&layout_view::item::orientation);
layout_view_item_type["element_state"] = sol::property(&layout_view::item::element_state);
layout_view_item_type["animation_state"] = sol::property(&layout_view::item::animation_state);
auto layout_file_type = sol().registry().new_usertype<layout_file>("layout_file", sol::no_constructor);
layout_file_type["set_resolve_tags_callback"] =
make_simple_callback_setter<void>(
&layout_file::set_resolve_tags_callback,
nullptr,
"set_resolve_tags_callback",
nullptr);
layout_file_type["device"] = sol::property(&layout_file::device);
layout_file_type["views"] = sol::property([] (layout_file &f) { return layout_file_views(f); });
auto target_type = sol().registry().new_usertype<render_target>("target", sol::no_constructor);
target_type["index"] = sol::property([] (render_target const &t) { return t.index() + 1; });
target_type["width"] = sol::property(&render_target::width);
target_type["height"] = sol::property(&render_target::height);
target_type["pixel_aspect"] = sol::property(&render_target::pixel_aspect);
target_type["hidden"] = sol::property(&render_target::hidden);
target_type["is_ui_target"] = sol::property(&render_target::is_ui_target);
target_type["max_update_rate"] = sol::property(&render_target::max_update_rate, &render_target::set_max_update_rate);
target_type["orientation"] = sol::property(&render_target::orientation, &render_target::set_orientation);
target_type["view_names"] = sol::property([] (render_target &t) { return render_target_view_names(t); });
target_type["current_view"] = sol::property(&render_target::current_view);
target_type["view_index"] = sol::property(
[] (render_target const &t) { return t.view() + 1; },
[] (render_target &t, unsigned v) { t.set_view(v - 1); });
target_type["visibility_mask"] = sol::property(&render_target::visibility_mask);
target_type["screen_overlay"] = sol::property(&render_target::screen_overlay_enabled, &render_target::set_screen_overlay_enabled);
target_type["zoom_to_screen"] = sol::property(&render_target::zoom_to_screen, &render_target::set_zoom_to_screen);
auto render_container_type = sol().registry().new_usertype<render_container>("render_container", sol::no_constructor);
render_container_type["user_settings"] = sol::property(&render_container::get_user_settings, &render_container::set_user_settings);
render_container_type["orientation"] = sol::property(
&render_container::orientation,
[] (render_container &c, int v)
{
render_container::user_settings s(c.get_user_settings());
s.m_orientation = v;
c.set_user_settings(s);
});
render_container_type["xscale"] = sol::property(
&render_container::xscale,
[] (render_container &c, float v)
{
render_container::user_settings s(c.get_user_settings());
s.m_xscale = v;
c.set_user_settings(s);
});
render_container_type["yscale"] = sol::property(
&render_container::yscale,
[] (render_container &c, float v)
{
render_container::user_settings s(c.get_user_settings());
s.m_yscale = v;
c.set_user_settings(s);
});
render_container_type["xoffset"] = sol::property(
&render_container::xoffset,
[] (render_container &c, float v)
{
render_container::user_settings s(c.get_user_settings());
s.m_xoffset = v;
c.set_user_settings(s);
});
render_container_type["yoffset"] = sol::property(
&render_container::yoffset,
[] (render_container &c, float v)
{
render_container::user_settings s(c.get_user_settings());
s.m_yoffset = v;
c.set_user_settings(s);
});
render_container_type["is_empty"] = sol::property(&render_container::is_empty);
auto user_settings_type = sol().registry().new_usertype<render_container::user_settings>("render_container_settings", sol::no_constructor);
user_settings_type["orientation"] = &render_container::user_settings::m_orientation;
user_settings_type["brightness"] = &render_container::user_settings::m_brightness;
user_settings_type["contrast"] = &render_container::user_settings::m_contrast;
user_settings_type["gamma"] = &render_container::user_settings::m_gamma;
user_settings_type["xscale"] = &render_container::user_settings::m_xscale;
user_settings_type["yscale"] = &render_container::user_settings::m_yscale;
user_settings_type["xoffset"] = &render_container::user_settings::m_xoffset;
user_settings_type["yoffset"] = &render_container::user_settings::m_yoffset;
auto render_type = sol().registry().new_usertype<render_manager>("render", sol::no_constructor);
render_type["max_update_rate"] = sol::property(&render_manager::max_update_rate);
render_type["ui_target"] = sol::property(&render_manager::ui_target);
render_type["ui_container"] = sol::property(&render_manager::ui_container);
render_type["targets"] = sol::property([] (render_manager &m) { return simple_list_wrapper<render_target>(m.targets()); });
}