From 045c3a8beb4a3e11f8b94a298200729c3ad0f73f Mon Sep 17 00:00:00 2001
From: STP <adam.a.french@outlook.com>
Date: Sat, 25 Nov 2023 13:22:13 -0500
Subject: [PATCH] Scripting in gui

---
 README.md  | 37 ++++++++++++++++++++++++++++++++++++-
 src/gui.rs | 27 ++++++++++++++++++++++-----
 2 files changed, 58 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index c117c6f..533ff25 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,41 @@
-## Graphics Project
+
+# Graphics Project
 
 This is my graphics project that I will be working on for A5
 I will use rlua for interacting with lua files
 
 ## Installation
+
+## Scripting
+
+V()
+P()
+Scene()
+Scene.addNode()
+Scene.addLight()
+Node()
+Node.translate()
+Node.rotate()
+Node.scale()
+Camera()
+Light()
+Material()
+MaterialRed()
+MaterialBlue()
+MaterialGreen()
+MaterialMagenta()
+MaterialTurquoise()
+Sphere()
+SphereUnit()
+Cube()
+CubeUnit()
+Cone()
+ConeUnit()
+Cyclinder()
+//CylinderUnit()
+Circle()
+CircleUnit()
+Rectangle()
+RectangleUnit()
+Steiner()
+Torus()
diff --git a/src/gui.rs b/src/gui.rs
index 4979225..5b3d251 100644
--- a/src/gui.rs
+++ b/src/gui.rs
@@ -1,4 +1,4 @@
-use crate::{camera::Camera, state::INIT_FILE, UP_VECTOR, ZERO_VECTOR};
+use crate::{camera::Camera, scene::Scene, state::INIT_FILE, UP_VECTOR, ZERO_VECTOR};
 use imgui::*;
 use nalgebra::{Point3, Vector3};
 use pixels::{wgpu, PixelsContext};
@@ -20,7 +20,7 @@ const CAMERA_INIT: f32 = 5.0;
 pub enum GuiEvent {
     BufferResize(f32),
     CameraUpdate(Camera),
-    SceneLoad(String),
+    SceneLoad(Scene),
 }
 
 pub struct Gui {
@@ -34,6 +34,8 @@ pub struct Gui {
 
     script_filename: String,
     script: String,
+    scene: Scene,
+
     pub ray_num: i32,
 
     buffer_proportion: f32,
@@ -61,7 +63,7 @@ impl Gui {
 
         // Configure Dear ImGui fonts
         let hidpi_factor = window.scale_factor();
-        let font_size = (13.0 * hidpi_factor) as f32;
+        let font_size = (11.0 * hidpi_factor) as f32;
         imgui.io_mut().font_global_scale = (1.0 / hidpi_factor) as f32;
         imgui
             .fonts()
@@ -91,8 +93,11 @@ impl Gui {
             last_frame: Instant::now(),
             last_cursor: None,
             event: None,
+
             script_filename: String::from(INIT_FILE),
             script: String::new(),
+            scene: Scene::empty(),
+
             ray_num: RAYS_INIT,
             buffer_proportion: BUFFER_PROPORTION_INIT,
 
@@ -183,10 +188,22 @@ impl Gui {
             ui.input_text("Scene file", &mut self.script_filename)
                 .build();
             if ui.button("Import from File") {
-                self.event = Some(GuiEvent::SceneLoad(self.script_filename.clone()));
+                match std::fs::read_to_string(&self.script_filename) {
+                    Ok(script) => self.script = script,
+                    Err(e) => println!("{e}"),
+                }
+            }
+            if ui.button("Apply script") {
+                match Scene::from_rhai(&self.script) {
+                    Ok(scene) => {
+                        self.scene = scene;
+                        self.event = Some(GuiEvent::SceneLoad(self.scene.clone()));
+                    }
+                    Err(e) => println!("{e}"),
+                }
             }
             //Script block
-            ui.input_text_multiline("script", &mut self.script, [300., 100.])
+            ui.input_text_multiline("script", &mut self.script, [500., 900.])
                 .build();
         }