moving some maths functions to implementation file

3 files changed, 0 insertions, 617 deletions

diff --git a/bindgen/rust/examples/glfw.rs b/bindgen/rust/examples/glfw.rs
deleted file mode 100644
index ce0bc7c..0000000
--- a/bindgen/rust/examples/glfw.rs
+++ /dev/null
@@ -1,225 +0,0 @@
-use std::ffi::CString;
-use std::ptr::addr_of_mut;
-
-use celeritas::*;
-use egui_glfw as egui_backend;
-use egui_backend::egui::{vec2, Pos2, Rect};
-use egui_glfw::glfw::{Context, fail_on_errors};
-
-use egui_glfw::glfw;
-
-const SCREEN_WIDTH: u32 = 2000;
-const SCREEN_HEIGHT: u32 = 1800;
-
-fn main() {
-    unsafe {
-      let mut glfw = glfw::init(glfw::fail_on_errors!()).unwrap();
-      glfw.window_hint(glfw::WindowHint::ContextVersion(4, 1));
-      glfw.window_hint(glfw::WindowHint::OpenGlProfile(
-          glfw::OpenGlProfileHint::Core,
-      ));
-      glfw.window_hint(glfw::WindowHint::DoubleBuffer(true));
-      glfw.window_hint(glfw::WindowHint::Resizable(false));
-  
-      let (mut window, events) = glfw
-          .create_window(
-              SCREEN_WIDTH,
-              SCREEN_HEIGHT,
-              "Egui in GLFW!",
-              glfw::WindowMode::Windowed,
-          )
-          .expect("Failed to create GLFW window.");
-  
-      window.set_all_polling(true);
-      window.make_current();
-      // glfw.set_swap_interval(glfw::SwapInterval::None);
-      glfw.set_swap_interval(glfw::SwapInterval::Adaptive);
-
-      
-  
-      gl::load_with(|symbol| window.get_proc_address(symbol) as *const _);
-
-      let window_ptr = window.window_ptr();
-      unsafe { 
-        // Cast the window pointer to the expected type
-        let window_ptr = window_ptr as *mut celeritas::GLFWwindow;
-        Core_Bringup(window_ptr);
-    };
-  
-      let mut painter = egui_backend::Painter::new(&mut window);
-      let egui_ctx = egui::Context::default();
-      
-  
-      let (width, height) = window.get_framebuffer_size();
-      let native_pixels_per_point = window.get_content_scale().0;
-      let native_pixels_per_point = 1.0;
-      // egui_ctx.set_pixels_per_point(2.0);
-  
-      let mut egui_input_state = egui_backend::EguiInputState::new(egui::RawInput {
-          screen_rect: Some(Rect::from_min_size(
-              Pos2::new(0f32, 0f32),
-              vec2(width as f32, height as f32) / native_pixels_per_point,
-          )),
-          ..Default::default()
-      });
-  
-      egui_input_state.input.time = Some(0.01);
-      
-      // let triangle = triangle::Triangle::new();
-      let slider = &mut 0.0;
-
-      // C data
-      let camera_pos = Vec3 {
-                    x: 18.9,
-                    y: 10.6,
-                    z: 11.6,
-                };
-                let camera_front = Vec3 {
-                    x: -0.6,
-                    y: -0.2,
-                    z: -0.7,
-                };
-                let camera = Camera_Create(
-                    camera_pos,
-                    camera_front,
-                    Vec3 {
-                        x: 0.0,
-                        y: 1.0,
-                        z: 0.0,
-                    },
-                    45.0,
-                );
-                SetCamera(camera);
-        
-                let mut cube_geo = Geo_CreateCuboid(f32x3 {
-                    x: 2.0,
-                    y: 2.0,
-                    z: 2.0,
-                });
-                let mut crate_mesh = Mesh_Create(addr_of_mut!(cube_geo), false);
-                let albedo_map = TextureLoadFromFile(
-                    CString::new("assets/demo/crate/Wood_Crate_001_basecolor.jpg")
-                        .unwrap()
-                        .as_ptr() as *const i8,
-                );
-                let roughness_map = TextureLoadFromFile(
-                    CString::new("assets/demo/crate/Wood_Crate_001_roughness.jpg")
-                        .unwrap()
-                        .as_ptr() as *const i8,
-                );
-                let normal_map = TextureLoadFromFile(
-                    CString::new("assets/demo/crate/Wood_Crate_001_normal.jpg")
-                        .unwrap()
-                        .as_ptr() as *const i8,
-                );
-                let ao_map = TextureLoadFromFile(
-                    CString::new("assets/demo/crate/Wood_Crate_001_ambientOcclusion.jpg")
-                        .unwrap()
-                        .as_ptr() as *const i8,
-                );
-                let name: [i8; 64] = [0; 64];
-                let mut crate_mat = Material {
-                    name: name,
-                    kind: 0,
-                    param_albedo: Vec3 {
-                        x: 0.0,
-                        y: 0.0,
-                        z: 0.0,
-                    },
-                    param_metallic: 0.0,
-                    param_roughness: 0.0,
-                    param_ao: 0.0,
-                    pbr_albedo_map: albedo_map,
-                    pbr_normal_map: normal_map,
-                    metal_roughness_combined: true,
-                    pbr_metallic_map: TextureHandle { raw: 99999 },
-                    pbr_roughness_map: roughness_map,
-                    pbr_ao_map: ao_map,
-                };
-                let crate_renderent = RenderEnt {
-                    mesh: addr_of_mut!(crate_mesh),
-                    material: addr_of_mut!(crate_mat),
-                    affine: mat4_ident(),
-                    casts_shadows: true,
-                };
-                let mut render_ents: [RenderEnt; 1] = [crate_renderent];
-                let mut skybox = Skybox_Default();
-        
-  
-      // Main rendering loop
-      while !window.should_close() {
-          glfw.poll_events();
-  
-          egui_ctx.begin_frame(egui_input_state.input.take());
-  
-          unsafe {
-              gl::ClearColor(0.455, 0.302, 0.663, 1.0);
-              gl::Clear(gl::COLOR_BUFFER_BIT);
-              gl::Clear(gl::DEPTH_TEST);
-          }
-  
-          Frame_Begin();
-          gl::Enable(gl::DEPTH_TEST);
-          gl::Enable(gl::CULL_FACE);
-
-          Skybox_Draw(addr_of_mut!(skybox), camera);
-            Render_RenderEntities(
-                render_ents.as_mut_ptr(),
-                render_ents.len(),
-            );
-            
-            // Frame_End();
-
-          // triangle.draw();
-  
-            gl::Disable(gl::DEPTH_TEST);
-            gl::Disable(gl::CULL_FACE);
-
-          egui::Window::new("Egui with GLFW").show(&egui_ctx, |ui| {
-              ui.label("Celeritas in-game editor");
-              let btn_m = &mut ui.button("-");
-              let btn_p = &mut ui.button("+");
-  
-              ui.add(egui::Slider::new(slider, 0.0..=100.0).text("My value"));
-  
-              if btn_m.clicked() && *slider > 0.0 {
-                  *slider -= 1.0;
-              }
-  
-              if btn_p.clicked() && *slider < 100.0 {
-                  *slider += 1.0;
-              }
-          });
-  
-          let egui::FullOutput {
-              platform_output,
-              textures_delta,
-              shapes, .. } = egui_ctx.end_frame();
-  
-          //Handle cut, copy text from egui
-          if !platform_output.copied_text.is_empty() {
-              egui_backend::copy_to_clipboard(&mut egui_input_state, platform_output.copied_text);
-          }
-  
-          //Note: passing a bg_color to paint_jobs will clear any previously drawn stuff.
-          //Use this only if egui is being used for all drawing and you aren't mixing your own Open GL
-          //drawing calls with it.
-          //Since we are custom drawing an OpenGL Triangle we don't need egui to clear the background.
-  
-          let clipped_shapes = egui_ctx.tessellate(shapes, native_pixels_per_point);
-          painter.paint_and_update_textures(native_pixels_per_point, &clipped_shapes, &textures_delta);
-  
-          for (_, event) in glfw::flush_messages(&events) {
-              match event {
-                  glfw::WindowEvent::Close => window.set_should_close(true),
-                  _ => {
-                      egui_backend::handle_event(event, &mut egui_input_state);
-                  }
-              }
-          }
-          
-          window.swap_buffers();
-      }
-
-    }
-}
diff --git a/bindgen/rust/examples/gui_test.rs b/bindgen/rust/examples/gui_test.rs
deleted file mode 100644
index ddd8b86..0000000
--- a/bindgen/rust/examples/gui_test.rs
+++ /dev/null
@@ -1,283 +0,0 @@
-// // #![windows_subsystem = "windows"] // to turn off console.
-
-// use std::ptr;
-// use std::{ffi::CString, ptr::addr_of_mut};
-
-// use celeritas::*;
-// use egui::DragValue;
-// use egui_overlay::{EguiOverlay, OverlayApp};
-// use egui_render_three_d::ThreeDBackend;
-// use egui_window_glfw_passthrough::glfw::Context;
-// use egui_window_glfw_passthrough::{GlfwBackend, GlfwConfig};
-
-// fn main() {
-//     // use tracing_subscriber::{fmt, prelude::*, EnvFilter};
-//     // if RUST_LOG is not set, we will use the following filters
-//     // tracing_subscriber::registry()
-//     //     .with(fmt::layer())
-//     //     .with(
-//     //         EnvFilter::try_from_default_env()
-//     //             .unwrap_or(EnvFilter::new("debug,wgpu=warn,naga=warn")),
-//     //     )
-//     //     .init();
-
-//     unsafe {
-//         // let p: *mut GLFWwindow = ptr::null_mut();
-//         // Core_Bringup(p);
-
-//         // let core = get_global_core();
-//         // let glfw_window_ptr = Core_GetGlfwWindowPtr(core);
-
-//         let mut glfw_backend = GlfwBackend::new(GlfwConfig {
-//             // this closure will be called before creating a window
-//             glfw_callback: Box::new(|gtx| {
-//                 // some defualt hints. it is empty atm, but in future we might add some convenience hints to it.
-//                 (egui_window_glfw_passthrough::GlfwConfig::default().glfw_callback)(gtx);
-//                 // scale the window size based on monitor scale. as 800x600 looks too small on a 4k screen, compared to a hd screen in absolute pixel sizes.
-//                 gtx.window_hint(
-//                     egui_window_glfw_passthrough::glfw::WindowHint::ScaleToMonitor(true),
-//                 );
-//             }),
-//             opengl_window: Some(true), // macos doesn't support opengl.
-//             transparent_window: Some(false),
-//             window_title: "Celeritas egui".into(),
-//             ..Default::default()
-//         });
-
-//         // always on top
-//         // glfw_backend.window.set_floating(true);
-//         // disable borders/titlebar
-//         // glfw_backend.window.set_decorated(false);
-
-//         let latest_size = glfw_backend.window.get_framebuffer_size();
-//         let latest_size = [latest_size.0 as _, latest_size.1 as _];
-
-//         let default_gfx_backend = {
-//             ThreeDBackend::new(
-//                 egui_render_three_d::ThreeDConfig {
-//                     ..Default::default()
-//                 },
-//                 |s| glfw_backend.get_proc_address(s),
-//                 latest_size,
-//             )
-//         };
-
-//         let glfw_window_ptr = glfw_backend.window.window_ptr();
-//         unsafe {
-//             // Cast the window pointer to the expected type
-//             let window_ptr = glfw_window_ptr as *mut crate::GLFWwindow;
-//             Core_Bringup(window_ptr);
-//         };
-
-//         // cam pos: 18.871811 10.658584 11.643305 cam frontL -0.644326 -0.209243 -0.735569
-//         let camera_pos = Vec3 {
-//             x: 18.9,
-//             y: 10.6,
-//             z: 11.6,
-//         };
-//         let camera_front = Vec3 {
-//             x: -0.6,
-//             y: -0.2,
-//             z: -0.7,
-//         };
-//         let camera = Camera_Create(
-//             camera_pos,
-//             camera_front,
-//             Vec3 {
-//                 x: 0.0,
-//                 y: 1.0,
-//                 z: 0.0,
-//             },
-//             45.0,
-//         );
-//         SetCamera(camera);
-
-//         let mut cube_geo = Geo_CreateCuboid(f32x3 {
-//             x: 2.0,
-//             y: 2.0,
-//             z: 2.0,
-//         });
-//         let mut crate_mesh = Mesh_Create(addr_of_mut!(cube_geo), false);
-//         let albedo_map = TextureLoadFromFile(
-//             CString::new("assets/demo/crate/Wood_Crate_001_basecolor.jpg")
-//                 .unwrap()
-//                 .as_ptr() as *const i8,
-//         );
-//         let roughness_map = TextureLoadFromFile(
-//             CString::new("assets/demo/crate/Wood_Crate_001_roughness.jpg")
-//                 .unwrap()
-//                 .as_ptr() as *const i8,
-//         );
-//         let normal_map = TextureLoadFromFile(
-//             CString::new("assets/demo/crate/Wood_Crate_001_normal.jpg")
-//                 .unwrap()
-//                 .as_ptr() as *const i8,
-//         );
-//         let ao_map = TextureLoadFromFile(
-//             CString::new("assets/demo/crate/Wood_Crate_001_ambientOcclusion.jpg")
-//                 .unwrap()
-//                 .as_ptr() as *const i8,
-//         );
-//         let name: [i8; 64] = [0; 64];
-//         let mut crate_mat = Material {
-//             name: name,
-//             kind: 0,
-//             param_albedo: Vec3 {
-//                 x: 0.0,
-//                 y: 0.0,
-//                 z: 0.0,
-//             },
-//             param_metallic: 0.0,
-//             param_roughness: 0.0,
-//             param_ao: 0.0,
-//             pbr_albedo_map: albedo_map,
-//             pbr_normal_map: normal_map,
-//             metal_roughness_combined: true,
-//             pbr_metallic_map: TextureHandle { raw: 99999 },
-//             pbr_roughness_map: roughness_map,
-//             pbr_ao_map: ao_map,
-//         };
-//         let crate_renderent = RenderEnt {
-//             mesh: addr_of_mut!(crate_mesh),
-//             material: addr_of_mut!(crate_mat),
-//             affine: mat4_ident(),
-//             casts_shadows: true,
-//         };
-//         let mut render_ents: [RenderEnt; 1] = [crate_renderent];
-
-//         let world_state = HelloWorld {
-//             frame: 0,
-//             render_entities: render_ents,
-//         };
-
-//         let overlap_app = OverlayApp {
-//             user_data: world_state,
-//             egui_context: Default::default(),
-//             default_gfx_backend,
-//             glfw_backend,
-//         };
-
-//         overlap_app.enter_event_loop();
-
-//         // celeritas::egui_utils::start(HelloWorld { frame: 0});
-//     }
-// }
-
-// pub struct HelloWorld {
-//     pub frame: u64,
-//     pub render_entities: [RenderEnt; 1],
-// }
-// impl EguiOverlay for HelloWorld {
-//     fn gui_run(
-//         &mut self,
-//         egui_context: &egui::Context,
-//         _default_gfx_backend: &mut ThreeDBackend,
-//         glfw_backend: &mut egui_window_glfw_passthrough::GlfwBackend,
-//     ) {
-//         unsafe {
-//             // Frame_Begin();
-//             // Render_RenderEntities(
-//             //     self.render_entities.as_mut_ptr(),
-//             //     self.render_entities.len(),
-//             // );
-//             // Frame_End();
-//         }
-
-//         // just some controls to show how you can use glfw_backend
-//         egui::Window::new("controls").show(egui_context, |ui| {
-//             ui.set_width(300.0);
-//             self.frame += 1;
-//             ui.label(format!("current frame number: {}", self.frame));
-//             // sometimes, you want to see the borders to understand where the overlay is.
-//             let mut borders = glfw_backend.window.is_decorated();
-//             if ui.checkbox(&mut borders, "window borders").changed() {
-//                 glfw_backend.window.set_decorated(borders);
-//             }
-
-//             ui.label(format!(
-//                 "pixels_per_virtual_unit: {}",
-//                 glfw_backend.physical_pixels_per_virtual_unit
-//             ));
-//             ui.label(format!("window scale: {}", glfw_backend.scale));
-//             ui.label(format!("cursor pos x: {}", glfw_backend.cursor_pos[0]));
-//             ui.label(format!("cursor pos y: {}", glfw_backend.cursor_pos[1]));
-
-//             ui.label(format!(
-//                 "passthrough: {}",
-//                 glfw_backend.window.is_mouse_passthrough()
-//             ));
-//             // how to change size.
-//             // WARNING: don't use drag value, because window size changing while dragging ui messes things up.
-//             let mut size = glfw_backend.window_size_logical;
-//             let mut changed = false;
-//             ui.horizontal(|ui| {
-//                 ui.label("width: ");
-//                 ui.add_enabled(false, DragValue::new(&mut size[0]));
-//                 if ui.button("inc").clicked() {
-//                     size[0] += 10.0;
-//                     changed = true;
-//                 }
-//                 if ui.button("dec").clicked() {
-//                     size[0] -= 10.0;
-//                     changed = true;
-//                 }
-//             });
-//             ui.horizontal(|ui| {
-//                 ui.label("height: ");
-//                 ui.add_enabled(false, DragValue::new(&mut size[1]));
-//                 if ui.button("inc").clicked() {
-//                     size[1] += 10.0;
-//                     changed = true;
-//                 }
-//                 if ui.button("dec").clicked() {
-//                     size[1] -= 10.0;
-//                     changed = true;
-//                 }
-//             });
-//             if changed {
-//                 glfw_backend.set_window_size(size);
-//             }
-//             // how to change size.
-//             // WARNING: don't use drag value, because window size changing while dragging ui messes things up.
-//             let mut pos = glfw_backend.window_position;
-//             let mut changed = false;
-//             ui.horizontal(|ui| {
-//                 ui.label("x: ");
-//                 ui.add_enabled(false, DragValue::new(&mut pos[0]));
-//                 if ui.button("inc").clicked() {
-//                     pos[0] += 10;
-//                     changed = true;
-//                 }
-//                 if ui.button("dec").clicked() {
-//                     pos[0] -= 10;
-//                     changed = true;
-//                 }
-//             });
-//             ui.horizontal(|ui| {
-//                 ui.label("y: ");
-//                 ui.add_enabled(false, DragValue::new(&mut pos[1]));
-//                 if ui.button("inc").clicked() {
-//                     pos[1] += 10;
-//                     changed = true;
-//                 }
-//                 if ui.button("dec").clicked() {
-//                     pos[1] -= 10;
-//                     changed = true;
-//                 }
-//             });
-//             if changed {
-//                 glfw_backend.window.set_pos(pos[0], pos[1]);
-//             }
-//         });
-
-//         // here you decide if you want to be passthrough or not.
-//         if egui_context.wants_pointer_input() || egui_context.wants_keyboard_input() {
-//             // we need input, so we need the window to be NOT passthrough
-//             glfw_backend.set_passthrough(false);
-//         } else {
-//             // we don't care about input, so the window can be passthrough now
-//             glfw_backend.set_passthrough(true)
-//         }
-//         egui_context.request_repaint();
-//     }
-// }
diff --git a/bindgen/rust/examples/main_loop.rs b/bindgen/rust/examples/main_loop.rs
deleted file mode 100644
index 2b4919a..0000000
--- a/bindgen/rust/examples/main_loop.rs
+++ /dev/null
@@ -1,109 +0,0 @@
-use std::{
-    ffi::CString,
-    ptr::{self, addr_of_mut},
-};
-
-use celeritas::*;
-
-unsafe fn run_game() {
-    // init
-    let p: *mut GLFWwindow = ptr::null_mut();
-    Core_Bringup(p);
-
-    let core = get_global_core();
-    let glfw_window_ptr = Core_GetGlfwWindowPtr(core);
-
-    // cam pos: 18.871811 10.658584 11.643305 cam frontL -0.644326 -0.209243 -0.735569
-    let camera_pos = Vec3 {
-        x: 18.9,
-        y: 10.6,
-        z: 11.6,
-    };
-    let camera_front = Vec3 {
-        x: -0.6,
-        y: -0.2,
-        z: -0.7,
-    };
-    let camera = Camera_Create(
-        camera_pos,
-        camera_front,
-        Vec3 {
-            x: 0.0,
-            y: 1.0,
-            z: 0.0,
-        },
-        45.0,
-    );
-    SetCamera(camera);
-
-    let mut cube_geo = Geo_CreateCuboid(f32x3 {
-        x: 2.0,
-        y: 2.0,
-        z: 2.0,
-    });
-    let mut crate_mesh = Mesh_Create(addr_of_mut!(cube_geo), false);
-    let albedo_map = TextureLoadFromFile(
-        CString::new("assets/demo/crate/Wood_Crate_001_basecolor.jpg")
-            .unwrap()
-            .as_ptr() as *const i8,
-    );
-    let roughness_map = TextureLoadFromFile(
-        CString::new("assets/demo/crate/Wood_Crate_001_roughness.jpg")
-            .unwrap()
-            .as_ptr() as *const i8,
-    );
-    let normal_map = TextureLoadFromFile(
-        CString::new("assets/demo/crate/Wood_Crate_001_normal.jpg")
-            .unwrap()
-            .as_ptr() as *const i8,
-    );
-    let ao_map = TextureLoadFromFile(
-        CString::new("assets/demo/crate/Wood_Crate_001_ambientOcclusion.jpg")
-            .unwrap()
-            .as_ptr() as *const i8,
-    );
-    let name: [i8; 64] = [0; 64];
-    let mut crate_mat = Material {
-        name: name,
-        kind: 0,
-        param_albedo: Vec3 {
-            x: 0.0,
-            y: 0.0,
-            z: 0.0,
-        },
-        param_metallic: 0.0,
-        param_roughness: 0.0,
-        param_ao: 0.0,
-        pbr_albedo_map: albedo_map,
-        pbr_normal_map: normal_map,
-        metal_roughness_combined: true,
-        pbr_metallic_map: TextureHandle { raw: 99999 },
-        pbr_roughness_map: roughness_map,
-        pbr_ao_map: ao_map,
-    };
-    let crate_renderent = RenderEnt {
-        mesh: addr_of_mut!(crate_mesh),
-        material: addr_of_mut!(crate_mat),
-        affine: mat4_ident(),
-        casts_shadows: true,
-    };
-    let mut render_entities: [RenderEnt; 1] = [crate_renderent];
-    
-
-    // main loop
-    while !ShouldExit() {
-        Frame_Begin();
-
-        Render_RenderEntities(render_entities.as_mut_ptr(), render_entities.len());
-
-        Frame_End();
-    }
-}
-
-fn main() {
-    println!("Running from Rust!");
-
-    unsafe {
-        run_game();
-    }
-}