Files
rust-engine/src/vulkan/gameobject.rs
2021-08-15 22:34:29 +02:00

91 lines
3.0 KiB
Rust

use std::sync::Arc;
use cgmath::{Deg, Euler, Matrix4, Quaternion, Vector3};
use crate::input::InputState;
use crate::vulkan::{RendererDescriptorSets, TextureHandle};
use crate::vulkan::{MeshHandle, VulkanRenderer};
use super::pipelines::vs;
#[derive(Clone)]
pub struct GameObject {
pub mesh_index: usize,
pub texture_index: TextureHandle,
pub normal_map_index: TextureHandle,
pub position: Vector3<f32>,
pub rotation: Quaternion<f32>,
pub scale: Vector3<f32>,
pub children: Vec<GameObject>,
pub descriptor_sets: Vec<Arc<RendererDescriptorSets>>,
pub is_selected: bool,
pub pipeline_index: usize,
}
impl GameObject {
pub fn new(mesh: MeshHandle) -> GameObject {
GameObject { mesh_index: mesh.index, texture_index: mesh.diffuse_handle, normal_map_index: mesh.normal_handle.unwrap_or(0), position: Vector3::new(0.0, 0.0, 0.0),
rotation: Quaternion::new(1.0, 0.0, 0.0, 0.0), scale: Vector3::new(1.0, 1.0, 1.0), children: vec![],
descriptor_sets: vec![], is_selected: false, pipeline_index: mesh.pipeline_index }
}
pub fn _set_position(&mut self, x: f32, y: f32, z: f32) {
self.position.x = x;
self.position.y = y;
self.position.z = z;
}
pub fn _set_scale(&mut self, x: f32, y: f32, z: f32) {
self.scale.x = x;
self.scale.y = y;
self.scale.z = z;
}
pub fn _set_rotation(&mut self, euler_x: f32, euler_y: f32, euler_z: f32) {
self.rotation = Quaternion::from(Euler::new(Deg(euler_x), Deg(euler_y), Deg(euler_z)));
}
pub fn _translate(&mut self, x: f32, y: f32, z: f32) {
self.position.x += x;
self.position.y += y;
self.position.z += z;
}
pub fn _rotate(&mut self, x: f32, y: f32, z: f32) {
self.rotation = self.rotation * Quaternion::from(Euler::new(Deg(x), Deg(y), Deg(z)));
}
pub fn get_push_constants(&self) -> vs::ty::PushConstants {
vs::ty::PushConstants {
model: self.get_model_matrix().into(),
is_selected: if self.is_selected { 1 } else { 0 },
}
}
pub fn get_model_matrix(&self) -> Matrix4<f32> {
let translation = Matrix4::from_translation(self.position);
let rotation: Matrix4<f32> = self.rotation.into();
let scale = Matrix4::from_nonuniform_scale(self.scale.x, self.scale.y, self.scale.z);
translation * rotation * scale
}
}
#[derive(Debug, Clone, Copy)]
pub struct GameObjectHandle {
pub object_index: usize
}
impl GameObjectHandle {
pub fn get_game_object<'a>(&self, renderer: &'a VulkanRenderer) -> Option<&'a GameObject> {
renderer.game_data.game_objects.get(self.object_index)
}
pub fn get_game_object_mut<'a>(&mut self, renderer: &'a mut VulkanRenderer) -> Option<&'a mut GameObject> {
renderer.game_data.game_objects.get_mut(self.object_index)
}
}
pub trait Updatable {
fn update(&mut self, delta_time: f32, input: &InputState, renderer: &mut VulkanRenderer);
}