remove platform specific uses

.gitignore

@@ -1 +1,3 @@
 /target
+Cargo.lock
+.idea/*

.idea/.gitignore

@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

src/components.rs

@@ -14,7 +14,7 @@ use imgui::Ui;
 
 pub struct ImguiWindow<'a, T> {
     pub window: fn() -> imgui::Window<'a>,
-    pub func: fn(&Ui, &T),
+    pub func: fn(&Ui, Vec<&T>),
 }
 
 #[derive(Clone, Copy, Debug, PartialEq)]

src/main.rs

@@ -45,7 +45,6 @@ use wgpu_subscriber;
 use winit_24::event::DeviceEvent::MouseMotion;
 use winit_24::event::{ElementState, VirtualKeyCode};
 use winit_24::event_loop::EventLoopProxy;
-use winit_24::platform::unix::x11::ffi::Time;
 use winit_24::window::Window;
 use winit_24::{
     event::{self, WindowEvent},
@@ -61,6 +60,7 @@ use crate::owned_event::{OwnedEvent, OwnedEventExtension};
 use crate::physics::state::PhysicsState;
 use crate::render::system::ImguiPerformanceProfilerLine;
 use crate::runtime::state::RuntimeState;
+use winit_24::dpi::PhysicalSize;
 
 mod camera;
 mod components;
@@ -134,11 +134,13 @@ fn main() {
     let mut load_schedule = Schedule::builder()
         .add_system(runtime::system::runtime_load_system())
         .add_system(runtime::system::runtime_spawn_system())
+        .flush()
         .build();
 
     let mut render_schedule = Schedule::builder()
         .add_system(render::system::render_imgui_system())
         .add_system(render::system::render_test_system())
+        .add_system(render::system::render_performance_flag_system())
         .build();
 
     let mut update_schedule = Schedule::builder()
@@ -155,6 +157,7 @@ fn main() {
     let event_loop = EventLoop::<OwnedEventExtension>::with_user_event();
     let mut builder = winit_24::window::WindowBuilder::new();
     builder = builder.with_title("MVGE");
+    builder = builder.with_inner_size(PhysicalSize::new(1200,900));
 
     let window = builder.build(&event_loop).unwrap();
 

src/physics/system.rs

@@ -14,6 +14,7 @@ use crate::components::{Collider, LoopState, Mesh, Physics, Position, ImguiWindo
 use imgui::{FontSource, Condition};
 use imgui::*;
 use crate::physics::state::PhysicsState;
+use crate::render::system::ImguiGenericOutputLine;
 
 
 #[system]
@@ -78,12 +79,18 @@ pub fn run_physics(
 #[system]
 #[write_component(Camera)]
 #[write_component(CameraController)]
+#[write_component(ImguiGenericOutputLine)]
 pub fn update_camera(world: &mut SubWorld, #[resource] loop_state: &mut LoopState) {
 
     let mut query = <(&mut Camera, &mut CameraController)>::query();
     for (mut camera, controller) in query.iter_mut(world) {
         controller.update_camera(&mut camera, loop_state.step_size)
     }
+    let mut query = <(&mut Camera, &mut CameraController, &mut ImguiGenericOutputLine)>::query();
+    for (mut camera, controller, ui_entry) in query.iter_mut(world) {
+        ui_entry.label = format!("Camera: {:.2}, {:.2}, {:.2}", camera.position.x, camera.position.y, camera.position.z);
+    }
+
 }
 
 #[system]
@@ -96,6 +103,7 @@ pub fn update_models(
     #[resource] physics_state: &mut PhysicsState,
     #[resource] physics_pipeline: &mut PhysicsPipeline,
 ) {
+
     // Make sure all the entities we care about are added to the system
     let mut query = <(&mut Collider, &mut Physics, &mut Mesh, &mut Position)>::query();
     for (collider, physics, mesh, position) in query.iter_mut(world) {

src/render/state.rs

@@ -20,7 +20,6 @@ use rapier3d::parry::motion::RigidMotionComposition;
 use wgpu::util::DeviceExt;
 use wgpu::{BackendBit, BindGroup, BindGroupLayout, Buffer, BufferBindingType, Device, FragmentState, Instance, Queue, Surface, SwapChain, SwapChainDescriptor, SwapChainFrame, TextureView, VertexState, CommandEncoder};
 use winit_24::dpi::PhysicalSize;
-use winit_24::platform::unix::x11::ffi::Time;
 use winit_24::window::Window;
 
 use crate::camera::{Camera, CameraController};

src/render/system.rs

@@ -1,4 +1,6 @@
 use std::cell::RefCell;
+use std::iter::Chain;
+use std::slice::Iter;
 use std::sync::{Arc, Mutex};
 use std::thread::current;
 use std::time::Duration;
@@ -18,22 +20,24 @@ use legion::world::SubWorld;
 use legion::*;
 use rapier3d::parry::motion::RigidMotionComposition;
 use wgpu::util::DeviceExt;
-use wgpu::{BackendBit, BindGroup, BindGroupLayout, Buffer, BufferBindingType, Device, FragmentState, Instance, Queue, Surface, SwapChain, SwapChainDescriptor, SwapChainFrame, TextureView, VertexState, CommandEncoder};
+use wgpu::{
+    BackendBit, BindGroup, BindGroupLayout, Buffer, BufferBindingType, CommandEncoder, Device,
+    FragmentState, Instance, Queue, Surface, SwapChain, SwapChainDescriptor, SwapChainFrame,
+    TextureView, VertexState,
+};
 use winit_24::dpi::PhysicalSize;
-use winit_24::platform::unix::x11::ffi::Time;
 use winit_24::window::Window;
 
 use crate::camera::{Camera, CameraController};
-use crate::components::{Mesh, Position, RangeCopy, LoopState, ImguiWindow};
+use crate::components::{ImguiWindow, LoopState, Mesh, Position, RangeCopy};
 use crate::current_ui;
 use crate::geometry::{load_obj, Vertex};
 use crate::imgui_supp::imgui_support::{ImguiContext, ImguiPlatform};
 use crate::light::{DirectionalLight, LightRaw};
-use crate::render::state::{RenderState};
-use crate::render::{push_debug_group_checked, insert_debug_marker_checked, pop_debug_group_checked, EntityUniforms};
-use std::iter::Chain;
-use std::slice::Iter;
-
+use crate::render::state::RenderState;
+use crate::render::{
+    insert_debug_marker_checked, pop_debug_group_checked, push_debug_group_checked, EntityUniforms,
+};
 
 #[system]
 #[write_component(Camera)]
@@ -55,22 +59,51 @@ pub fn imgui_prepare(
     unsafe { crate::CURRENT_UI = Some(std::mem::transmute(imgui_context.frame())) }
 }
 
+fn run_imgui_render_step<G: 'static + Sized + Send + Sync>(world: &mut SubWorld, ui: &Ui) {
+    let mut component_query = <(&G)>::query();
+    let mut window_query = <(&ImguiWindow<G>)>::query();
+
+    let mut window_data = None;
+    let mut window_func = None;
+    for (window) in window_query.iter(world) {
+        window_data = Some((window.window)());
+        window_func = Some(window.func);
+    }
+
+    if window_data.is_some() {
+        let mut v = Vec::new();
+        for (component_state) in component_query.iter(world) {
+            v.push(component_state)
+        }
+        window_data
+            .unwrap()
+            .build(&ui, || (window_func.unwrap())(ui, v));
+    }
+}
 /// Go through each "global" window-data component and render it's data
 #[system]
 #[write_component(ImguiWindow<ImguiPerformanceProfilerLine>)]
 #[write_component(ImguiPerformanceProfilerLine)]
+#[write_component(ImguiWindow<ImguiGenericOutputLine>)]
+#[write_component(ImguiGenericOutputLine)]
 pub fn render_imgui(world: &mut SubWorld, #[resource] loop_state: &mut LoopState) {
-
     let ui = unsafe { crate::current_ui().unwrap() };
 
-    let mut query = <(&ImguiPerformanceProfilerLine, &mut ImguiWindow<ImguiPerformanceProfilerLine>)>::query();
-    for (state, mut window) in query.iter_mut(world) {
-        let new_window = (window.window)();
-        new_window.build(&ui, || { (window.func)(ui, state) });
-
-    }
+    // Pull out the window associated with this type, and render each of the components in the sytem
+    run_imgui_render_step::<ImguiGenericOutputLine>(world, &ui);
+    run_imgui_render_step::<ImguiPerformanceProfilerLine>(world, &ui);
 }
 
+// This would be the shared state for all imgui generic output things
+pub struct ImguiGenericOutputLine {
+    pub label: String,
+}
+
+impl ImguiGenericOutputLine {
+    pub fn new(label: String) -> ImguiGenericOutputLine {
+        ImguiGenericOutputLine { label }
+    }
+}
 
 // This would be the shared state for all imgui performance window things
 pub struct ImguiPerformanceProfilerLine {
@@ -83,7 +116,6 @@ pub struct ImguiPerformanceProfilerLine {
 
 impl ImguiPerformanceProfilerLine {
     fn add_sample(&mut self, sample: f32) {
-
         self.list_of_fps[self.index] = sample;
 
         if self.index >= 399 {
@@ -105,7 +137,16 @@ impl ImguiPerformanceProfilerLine {
 
     pub fn current_average_label(&self) -> (f32, String) {
         let (left, right) = self.list_of_fps.split_at(self.index);
-        ((left.iter().rev().chain(right.iter().rev()).take(50).sum::<f32>() / 50.0), "FPS".to_string())
+        (
+            (left
+                .iter()
+                .rev()
+                .chain(right.iter().rev())
+                .take(50)
+                .sum::<f32>()
+                / 50.0),
+            "FPS".to_string(),
+        )
     }
 
     pub fn new(label: String) -> ImguiPerformanceProfilerLine {
@@ -114,11 +155,22 @@ impl ImguiPerformanceProfilerLine {
             list_of_fps: [0.0; 400],
             index: 0,
             scale_min: 0.0,
-            scale_max: 0.0
+            scale_max: 0.0,
         }
     }
 }
 
+#[system]
+#[write_component(ImguiPerformanceProfilerLine)]
+pub fn render_performance_flag(world: &mut SubWorld, #[resource] loop_state: &mut LoopState) {
+    let delta_time = loop_state.delta_time.as_secs_f32();
+
+    let mut query = <(&mut ImguiPerformanceProfilerLine)>::query();
+    for (mut profiler) in query.iter_mut(world) {
+        profiler.add_sample(delta_time);
+    }
+}
+
 #[system]
 #[write_component(Camera)]
 #[write_component(Position)]
@@ -134,20 +186,12 @@ pub fn render_test(
     #[resource] imgui_context: &mut Arc<Mutex<ImguiContext>>,
     #[resource] imgui_platform: &mut Arc<Mutex<ImguiPlatform>>,
 ) {
-
-    let mut query = <(&mut ImguiPerformanceProfilerLine)>::query();
-    for (mut profiler) in query.iter_mut(world) {
-        let delta_time = loop_state.delta_time.as_secs_f32();
-        profiler.add_sample(delta_time);
-    }
-
     let mut encoder = renderer
         .device
         .create_command_encoder(&wgpu::CommandEncoderDescriptor { label: None });
 
     push_debug_group_checked("start render function", &mut encoder);
 
-
     let frame = renderer.get_current_frame();
 
     // Update the camera uniform buffers, need to make it support selection of
@@ -207,8 +251,10 @@ pub fn render_test(
     let mut query = <(&mut DirectionalLight, &mut Position)>::query();
 
     for (i, (light, pos)) in query.iter_mut(world).enumerate() {
-        insert_debug_marker_checked(&format!("shadow pass {} (light at position {:?})", i, pos), &mut encoder);
-
+        insert_debug_marker_checked(
+            &format!("shadow pass {} (light at position {:?})", i, pos),
+            &mut encoder,
+        );
 
         // The light uniform buffer already has the projection,
         // let's just copy it over to the shadow uniform buffer.
@@ -222,7 +268,6 @@ pub fn render_test(
 
         insert_debug_marker_checked("render entities", &mut encoder);
 
-
         let mut pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
             label: Some("render pass"),
             color_attachments: &[],
@@ -298,7 +343,6 @@ pub fn render_test(
 
         let ui = unsafe { crate::current_ui().unwrap() };
 
-
         // ui.show_demo_window(&mut true);
         imgui_platform.prepare_render(&ui, &winit_window);
 

src/runtime/system.rs

@@ -22,7 +22,7 @@ use crate::components::{Collider, ImguiWindow, LoopState, Mesh, Physics, Positio
 use crate::geometry::RawMesh;
 use crate::physics::state::PhysicsState;
 use crate::render::state::RenderState;
-use crate::render::system::ImguiPerformanceProfilerLine;
+use crate::render::system::{ImguiGenericOutputLine, ImguiPerformanceProfilerLine};
 use crate::runtime::state::RuntimeState;
 
 pub fn quad_color(color: [f32; 4]) -> [[f32; 4]; 4] {
@@ -38,35 +38,38 @@ pub fn runtime_load(
 ) {
     runtime_state.preload_meshes(PathBuf::from("./resources"));
 
-    let entity: Entity = cmd.push((
-        ImguiWindow {
+    let entity: Entity = cmd.push((ImguiWindow {
         // a window that does everything for the performance profiler
         window: || {
             imgui::Window::new(im_str!("Performance Profiler"))
-                    .size([400.0, 500.0], Condition::FirstUseEver)
-                    .position([50.0, 50.0], Condition::FirstUseEver)
+                .size([400.0, 200.0], Condition::FirstUseEver)
+                .position([10.0, 10.0], Condition::FirstUseEver)
         },
-            func: |ui: &Ui, a: &ImguiPerformanceProfilerLine| {
-                ui.text(im_str!("Performance Graph"));
+        func: |ui: &Ui, a: Vec<&ImguiPerformanceProfilerLine>| {
+            // ui.text(im_str!("Performance Graph"));
 
             let draw_list = ui.get_window_draw_list();
             let top_left = ui.cursor_screen_pos();
             let region_size = ui.content_region_avail();
 
+            let region_size = [region_size[0] * 0.80, region_size[1]];
+
             // Fill rect
             let qcolor = quad_color([0.5, 0.5, 1.0, 0.1]);
             draw_list.add_rect_filled_multicolor(
                 top_left,
-                    [top_left[0] + (region_size[0] - region_size[0]/5.0), top_left[1] + region_size[1]],
+                [top_left[0] + (region_size[0]), top_left[1] + region_size[1]],
                 qcolor[0],
                 qcolor[1],
                 qcolor[2],
                 qcolor[3],
             );
 
-                let x_scale = (region_size[0] - region_size[0]/5.0) / 400.0;
-                let y_scale = region_size[1] / a.scale_max;
-                a.iter_data_from_head()
+            for profiler_line in a {
+                let x_scale = (region_size[0]) / 400.0;
+                let y_scale = region_size[1] / profiler_line.scale_max;
+                profiler_line
+                    .iter_data_from_head()
                     .fold((0, 0.0f32), |accum, &fps_val| {
                         let x1 = accum.0 as f32 * x_scale + top_left[0];
                         let y1 = top_left[1] + region_size[1] - accum.1 * y_scale;
@@ -75,19 +78,42 @@ pub fn runtime_load(
                         let p1 = [x1, y1];
                         let p2 = [x2, y2];
                         draw_list
-                            .add_line(p1, p2, [1.0, 1.0, 0.0])
+                            .add_line(p1, p2, [1.0, 1.0, 0.0, 0.8])
                             .thickness(1.0)
                             .build();
                         (accum.0 + 1, fps_val)
                     });
 
-                let text_x = (region_size[0] - region_size[0]/5.0 + 75.0);
-                let text_y = top_left[1] + region_size[1] - a.current_average_label().0 * y_scale;
-                draw_list.add_text([text_x, text_y], [1.0,1.0,0.0,1.0], format!("{} {:.0}",a.current_average_label().1, 1.0/a.current_average_label().0));
+                let text_x = (region_size[0] + top_left[0]);
+                let text_y = top_left[1] + region_size[1]
+                    - profiler_line.current_average_label().0 * y_scale;
+                draw_list.add_text(
+                    [text_x, text_y],
+                    [1.0, 1.0, 0.0, 1.0],
+                    format!(
+                        "{} {:.0}",
+                        profiler_line.current_average_label().1,
+                        1.0 / profiler_line.current_average_label().0
+                    ),
+                );
+            }
         },
+    },));
+    let entity: Entity = cmd.push((ImguiPerformanceProfilerLine::new("RenderFPS".to_string()),));
+
+    let entity: Entity = cmd.push((ImguiWindow {
+        // a window that does everything for the performance profiler
+        window: || {
+            imgui::Window::new(im_str!("Generic Output"))
+                .size([400.0, 500.0], Condition::FirstUseEver)
+                .position([50.0, 250.0], Condition::FirstUseEver)
         },
-        ImguiPerformanceProfilerLine::new("RenderFFS".to_string()),
-    ));
+        func: |ui: &Ui, a: Vec<&ImguiGenericOutputLine>| {
+            for label in a {
+                ui.text(im_str!("{}", label.label));
+            }
+        },
+    },));
 }
 
 #[system]
@@ -149,6 +175,7 @@ pub fn runtime_spawn(
                         collider: collider,
                         collider_handle: None,
                     },
+                    ImguiGenericOutputLine::new("wahoo! from a physics entity".to_string()),
                 ));
             }
             "Terrain" => {
@@ -214,6 +241,7 @@ pub fn runtime_spawn(
                         pitch: Rad(PI / 2.0 + 25.0),
                     },
                     CameraController::new(5.0, 1.0),
+                    ImguiGenericOutputLine::new("wahoo! from a camera".to_string()),
                 ));
             }
             "Light" => {