Struct Vector3

#[repr(C)]
pub struct Vector3 {
    pub x: f32,
    pub y: f32,
    pub z: f32,
}

Fields

x: f32

y: f32

z: f32

Implementations

impl Vector3

pub const ZERO: Self

pub const ONE: Self

pub const UP: Self

pub const DOWN: Self

pub const LEFT: Self

pub const RIGHT: Self

pub const FORWARD: Self

pub fn new<T: ToPrimitive>(x: T, y: T, z: T) -> Self

Examples found in repository

examples/pipeline.rs (line 121)

fn main() {
    let mut runner = est_render::runner::new().expect("Failed to create runner");
    let mut window = runner
        .create_window("Engine Example", Point2::new(800, 600))
        .build()
        .expect("Failed to create window");

    let mut gpu = est_render::gpu::new(Some(&mut window))
        .build()
        .expect("Failed to create GPU");

    let mut msaa_texture = gpu
        .create_texture()
        .set_render_target(Point2::new(800, 600), None)
        .set_sample_count(SampleCount::SampleCount4)
        .build()
        .expect("Failed to create MSAA texture");

    let blank_texture = gpu
        .create_texture()
        .set_raw_image(
            &[255u8; 4],
            Point2::new(1, 1),
            TextureFormat::Bgra8Unorm,
        )
        .set_usage(TextureUsage::Sampler)
        .build()
        .expect("Failed to create blank texture");

    let shader = gpu
        .create_graphics_shader()
        .set_vertex_code(VERTEX_DRAWING_SHADER)
        .set_fragment_code(FRAGMENT_DRAWING_SHADER)
        .build()
        .expect("Failed to create graphics shader");

    let compute_shader = gpu
        .create_compute_shader()
        .set_source(COMPUTE_NOOP_SHADER)
        .build()
        .expect("Failed to create compute shader");

    let pipeline = gpu
        .create_render_pipeline()
        .set_shader(Some(&shader))
        .set_blend(Some(&BlendState::ALPHA_BLEND))
        .set_attachment_texture(0, 0, Some(&blank_texture))
        .set_attachment_sampler(0, 1, Some(&TextureSampler::DEFAULT))
        .build()
        .expect("Failed to create render pipeline");

    let compute_pipeline = gpu
        .create_compute_pipeline()
        .set_shader(Some(&compute_shader))
        .build()
        .expect("Failed to create compute pipeline");

    // Triangle vertices
    let vertices = vec![
        Vertex {
            position: Vector3::new(-0.5, -0.5, 0.0),
            color: Color::new(1.0, 0.0, 0.0, 1.0),
            texcoord: Vector2::new(0.0, 1.0),
        },
        Vertex {
            position: Vector3::new(0.5, -0.5, 0.0),
            color: Color::new(0.0, 1.0, 0.0, 1.0),
            texcoord: Vector2::new(1.0, 1.0),
        },
        Vertex {
            position: Vector3::new(0.0, 0.5, 0.0),
            color: Color::new(0.0, 0.0, 1.0, 1.0),
            texcoord: Vector2::new(0.5, 0.0),
        },
    ];

    let indexes = vec![0u16, 1u16, 2u16];

    let vbo = gpu
        .create_buffer()
        .set_data_vec(vertices)
        .set_usage(BufferUsage::VERTEX)
        .build()
        .expect("Failed to create vertex buffer");

    let ibo = gpu
        .create_buffer()
        .set_data_vec(indexes)
        .set_usage(BufferUsage::INDEX)
        .build()
        .expect("Failed to create index buffer");

    while runner.pool_events(PollMode::WaitDraw) {
        for event in runner.get_events() {
            match event {
                Event::KeyboardInput {
                    window_id,
                    key,
                    pressed,
                } => {
                    if *window_id == window.id() && key == "Escape" && *pressed {
                        window.quit();
                    }
                }
                Event::WindowResized { window_id: _, size } => {
                    if size.x <= 0 || size.y <= 0 {
                        continue; // Skip invalid sizes
                    }

                    msaa_texture = gpu
                        .create_texture()
                        .set_render_target(Point2::new(size.x as u32, size.y as u32), None)
                        .set_sample_count(SampleCount::SampleCount4)
                        .build()
                        .expect("Failed to resize MSAA texture");
                }
                Event::RedrawRequested { window_id: _ } => {
                    if let Ok(mut cmd) = gpu.begin_command() {
                        if let Ok(mut cm) = cmd.begin_computepass() {
                            cm.set_pipeline(Some(&compute_pipeline));
                            cm.dispatch(1, 1, 1);
                        }

                        if let Ok(mut rp) = cmd.begin_renderpass() {
                            rp.set_clear_color(Color::BLACK);
                            rp.push_msaa_texture(&msaa_texture);

                            rp.set_pipeline(Some(&pipeline));
                            rp.set_gpu_buffer(Some(&vbo), Some(&ibo));
                            rp.draw_indexed(0..3, 0, 1);
                        }
                    }

                    window.request_redraw();
                }
                _ => {}
            }
        }
    }
}

pub fn cross(&self, other: &Self) -> Self

pub fn dot(&self, other: &Self) -> f32

pub fn length(&self) -> f32

pub fn normalize(&self) -> Self

Trait Implementations

impl Add for Vector3

type Output = Vector3

The resulting type after applying the + operator.

fn add(self, other: Self) -> Self

Performs the + operation.

impl AddAssign for Vector3

fn add_assign(&mut self, other: Self)

Performs the += operation.

impl Clone for Vector3

fn clone(&self) -> Vector3

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Vector3

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Vector3

fn default() -> Self

Returns the “default value” for a type.

impl Div<f32> for Vector3

type Output = Vector3

The resulting type after applying the / operator.

fn div(self, scalar: f32) -> Self

Performs the / operation.

impl From<[f32; 3]> for Vector3

fn from(array: [f32; 3]) -> Self

Converts to this type from the input type.

impl From<(f32, f32)> for Vector3

fn from(tuple: (f32, f32)) -> Self

Converts to this type from the input type.

impl From<(f32, f32, f32)> for Vector3

fn from(tuple: (f32, f32, f32)) -> Self

Converts to this type from the input type.

impl From<(i32, i32, i32)> for Vector3

fn from(tuple: (i32, i32, i32)) -> Self

Converts to this type from the input type.

impl From<(u32, u32, u32)> for Vector3

fn from(tuple: (u32, u32, u32)) -> Self

Converts to this type from the input type.

impl From<Vector2> for Vector3

fn from(vector: Vector2) -> Self

Converts to this type from the input type.

impl From<Vector3> for Vector2

fn from(vector: Vector3) -> Self

Converts to this type from the input type.

impl Mul<Vector3> for Matrix4

type Output = Vector3

The resulting type after applying the * operator.

fn mul(self, rhs: Vector3) -> Vector3

Performs the * operation.

impl Mul<f32> for Vector3

type Output = Vector3

The resulting type after applying the * operator.

fn mul(self, scalar: f32) -> Self

Performs the * operation.

impl PartialEq for Vector3

fn eq(&self, other: &Self) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Sub for Vector3

type Output = Vector3

The resulting type after applying the - operator.

fn sub(self, other: Self) -> Self

Performs the - operation.

impl SubAssign for Vector3

fn sub_assign(&mut self, other: Self)

Performs the -= operation.

impl Zeroable for Vector3

fn zeroed() -> Self

Calls zeroed.

impl Copy for Vector3

impl Eq for Vector3

impl Pod for Vector3