mirror of
https://github.com/doukutsu-rs/doukutsu-rs
synced 2024-11-16 19:02:47 +00:00
194 lines
8.5 KiB
Rust
194 lines
8.5 KiB
Rust
use std::time::Instant;
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use imgui::{FontConfig, FontSource};
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use imgui::sys::*;
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use imgui_gfx_renderer::{Renderer, Shaders};
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use imgui_gfx_renderer::gfx::format::DepthStencil;
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use imgui_gfx_renderer::gfx::format::Rgba8;
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use imgui_gfx_renderer::gfx::handle::DepthStencilView;
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use imgui_gfx_renderer::gfx::handle::RenderTargetView;
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use imgui_gfx_renderer::gfx::memory::Typed;
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use imgui_winit_support::{HiDpiMode, WinitPlatform};
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use ggez::{Context, GameResult, graphics};
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use ggez::GameError::RenderError;
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use crate::live_debugger::LiveDebugger;
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use crate::scene::Scene;
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use crate::shared_game_state::SharedGameState;
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mod types {
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pub type Device = gfx_device_gl::Device;
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pub type Factory = gfx_device_gl::Factory;
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pub type Resources = gfx_device_gl::Resources;
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}
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pub struct UI {
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pub imgui: imgui::Context,
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pub platform: WinitPlatform,
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pub renderer: Renderer<Rgba8, types::Resources>,
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pub components: Components,
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pub main_color: RenderTargetView<types::Resources, Rgba8>,
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pub main_depth: DepthStencilView<types::Resources, DepthStencil>,
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last_frame: Instant,
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}
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pub struct Components {
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pub live_debugger: LiveDebugger,
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}
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impl UI {
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pub fn new(ctx: &mut Context) -> GameResult<Self> {
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let mut imgui = imgui::Context::create();
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imgui.set_ini_filename(None);
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imgui.fonts().add_font(&[
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FontSource::DefaultFontData {
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config: Some(FontConfig::default()),
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},
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]);
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imgui.style_mut().window_padding = [4.0, 6.0];
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imgui.style_mut().frame_padding = [8.0, 6.0];
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imgui.style_mut().item_spacing = [8.0, 6.0];
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imgui.style_mut().item_inner_spacing = [8.0, 6.0];
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imgui.style_mut().indent_spacing = 20.0;
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imgui.style_mut().scrollbar_size = 20.0;
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imgui.style_mut().grab_min_size = 5.0;
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imgui.style_mut().window_border_size = 0.0;
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imgui.style_mut().child_border_size = 1.0;
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imgui.style_mut().popup_border_size = 1.0;
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imgui.style_mut().frame_border_size = 1.0;
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imgui.style_mut().tab_border_size = 0.0;
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imgui.style_mut().window_rounding = 0.0;
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imgui.style_mut().child_rounding = 0.0;
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imgui.style_mut().frame_rounding = 0.0;
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imgui.style_mut().popup_rounding = 0.0;
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imgui.style_mut().scrollbar_rounding = 0.0;
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imgui.style_mut().grab_rounding = 0.0;
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imgui.style_mut().tab_rounding = 0.0;
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imgui.style_mut().window_title_align = [0.50, 0.50];
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imgui.style_mut().window_rounding = 0.0;
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let colors = &mut imgui.style_mut().colors;
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colors[ImGuiCol_Text as usize] = [0.90, 0.90, 0.90, 1.00];
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colors[ImGuiCol_TextDisabled as usize] = [0.50, 0.50, 0.50, 1.00];
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colors[ImGuiCol_WindowBg as usize] = [0.05, 0.05, 0.05, 0.60];
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colors[ImGuiCol_ChildBg as usize] = [0.05, 0.05, 0.05, 0.60];
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colors[ImGuiCol_PopupBg as usize] = [0.00, 0.00, 0.00, 0.60];
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colors[ImGuiCol_Border as usize] = [0.40, 0.40, 0.40, 1.00];
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colors[ImGuiCol_BorderShadow as usize] = [1.00, 1.00, 1.00, 0.00];
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colors[ImGuiCol_FrameBg as usize] = [0.00, 0.00, 0.00, 0.60];
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colors[ImGuiCol_FrameBgHovered as usize] = [0.84, 0.37, 0.00, 0.20];
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colors[ImGuiCol_FrameBgActive as usize] = [0.84, 0.37, 0.00, 1.00];
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colors[ImGuiCol_TitleBg as usize] = [0.06, 0.06, 0.06, 1.00];
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colors[ImGuiCol_TitleBgActive as usize] = [0.00, 0.00, 0.00, 1.00];
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colors[ImGuiCol_TitleBgCollapsed as usize] = [0.06, 0.06, 0.06, 0.40];
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colors[ImGuiCol_MenuBarBg as usize] = [0.14, 0.14, 0.14, 1.00];
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colors[ImGuiCol_ScrollbarBg as usize] = [0.14, 0.14, 0.14, 0.40];
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colors[ImGuiCol_ScrollbarGrab as usize] = [0.31, 0.31, 0.31, 0.30];
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colors[ImGuiCol_ScrollbarGrabHovered as usize] = [1.00, 1.00, 1.00, 0.30];
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colors[ImGuiCol_ScrollbarGrabActive as usize] = [1.00, 1.00, 1.00, 0.50];
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colors[ImGuiCol_CheckMark as usize] = [0.90, 0.90, 0.90, 1.00];
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colors[ImGuiCol_SliderGrab as usize] = [0.31, 0.31, 0.31, 1.00];
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colors[ImGuiCol_SliderGrabActive as usize] = [1.00, 1.00, 1.00, 0.50];
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colors[ImGuiCol_Button as usize] = [0.14, 0.14, 0.14, 1.00];
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colors[ImGuiCol_ButtonHovered as usize] = [0.84, 0.37, 0.00, 0.20];
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colors[ImGuiCol_ButtonActive as usize] = [0.84, 0.37, 0.00, 1.00];
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colors[ImGuiCol_Header as usize] = [0.14, 0.14, 0.14, 1.00];
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colors[ImGuiCol_HeaderHovered as usize] = [0.84, 0.37, 0.00, 0.20];
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colors[ImGuiCol_HeaderActive as usize] = [0.84, 0.37, 0.00, 1.00];
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colors[ImGuiCol_Separator as usize] = [0.50, 0.50, 0.43, 0.50];
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colors[ImGuiCol_SeparatorHovered as usize] = [0.75, 0.45, 0.10, 0.78];
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colors[ImGuiCol_SeparatorActive as usize] = [0.75, 0.45, 0.10, 1.00];
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colors[ImGuiCol_ResizeGrip as usize] = [0.98, 0.65, 0.26, 0.25];
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colors[ImGuiCol_ResizeGripHovered as usize] = [0.98, 0.65, 0.26, 0.67];
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colors[ImGuiCol_ResizeGripActive as usize] = [0.98, 0.65, 0.26, 0.95];
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colors[ImGuiCol_Tab as usize] = [0.17, 0.10, 0.04, 0.94];
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colors[ImGuiCol_TabHovered as usize] = [0.84, 0.37, 0.00, 0.60];
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colors[ImGuiCol_TabActive as usize] = [0.67, 0.30, 0.00, 0.68];
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colors[ImGuiCol_TabUnfocused as usize] = [0.06, 0.05, 0.05, 0.69];
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colors[ImGuiCol_TabUnfocusedActive as usize] = [0.36, 0.17, 0.03, 0.64];
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colors[ImGuiCol_PlotLines as usize] = [0.39, 0.39, 0.39, 1.00];
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colors[ImGuiCol_PlotLinesHovered as usize] = [0.35, 0.92, 1.00, 1.00];
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colors[ImGuiCol_PlotHistogram as usize] = [0.00, 0.20, 0.90, 1.00];
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colors[ImGuiCol_PlotHistogramHovered as usize] = [0.00, 0.40, 1.00, 1.00];
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colors[ImGuiCol_TextSelectedBg as usize] = [0.98, 0.65, 0.26, 0.35];
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colors[ImGuiCol_DragDropTarget as usize] = [0.00, 0.00, 1.00, 0.90];
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colors[ImGuiCol_NavHighlight as usize] = [0.98, 0.65, 0.26, 1.00];
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colors[ImGuiCol_NavWindowingHighlight as usize] = [0.00, 0.00, 0.00, 0.70];
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colors[ImGuiCol_NavWindowingDimBg as usize] = [0.20, 0.20, 0.20, 0.20];
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colors[ImGuiCol_ModalWindowDimBg as usize] = [0.20, 0.20, 0.20, 0.35];
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let mut platform = WinitPlatform::init(&mut imgui);
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platform.attach_window(imgui.io_mut(), graphics::window(ctx).window(), HiDpiMode::Rounded);
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let (factory, dev, _, depth, color) = graphics::gfx_objects(ctx);
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let shaders = {
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let version = dev.get_info().shading_language;
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if version.is_embedded {
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if version.major >= 3 {
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Shaders::GlSlEs300
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} else {
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Shaders::GlSlEs100
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}
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} else if version.major >= 4 {
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Shaders::GlSl400
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} else if version.major >= 3 {
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if version.minor >= 2 {
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Shaders::GlSl150
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} else {
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Shaders::GlSl130
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}
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} else {
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Shaders::GlSl110
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}
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};
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let renderer = Renderer::init(&mut imgui, factory, shaders)
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.map_err(|e| RenderError(e.to_string()))?;
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Ok(Self {
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imgui,
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platform,
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renderer,
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components: Components {
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live_debugger: LiveDebugger::new(),
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},
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main_color: RenderTargetView::new(color),
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main_depth: DepthStencilView::new(depth),
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last_frame: Instant::now(),
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})
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}
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pub fn handle_events(&mut self, ctx: &mut Context, event: &winit::event::Event<()>) {
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self.platform.handle_event(self.imgui.io_mut(), graphics::window(ctx).window(), &event);
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}
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pub fn draw(&mut self, state: &mut SharedGameState, ctx: &mut Context, scene: &mut Box<dyn Scene>) -> GameResult {
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{
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let io = self.imgui.io_mut();
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self.platform.prepare_frame(io, graphics::window(ctx).window())
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.map_err(|e| RenderError(e.to_string()))?;
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let now = Instant::now();
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io.update_delta_time(now - self.last_frame);
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self.last_frame = now;
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}
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let mut ui = self.imgui.frame();
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scene.debug_overlay_draw(&mut self.components, state, ctx, &mut ui)?;
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self.platform.prepare_render(&ui, graphics::window(ctx).window());
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let draw_data = ui.render();
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let (factory, dev, encoder, _, _) = graphics::gfx_objects(ctx);
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self.renderer
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.render(factory, encoder, &mut self.main_color, draw_data)
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.map_err(|e| RenderError(e.to_string()))?;
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encoder.flush(dev);
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Ok(())
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}
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}
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