hexga_graphics 0.0.11-beta.53

The default graphic renderer of hexga_engine.
Documentation 
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use super::*;

pub(crate) mod prelude
{
    pub use super::vertex::{UV, Vertex, VertexIndex};
}

pub type VertexIndex = u32;

pub type Vertex2 = VertexOf<2>;
pub type Vertex3 = VertexOf<3>;
pub type Vertex = Vertex3;

pub type UV = GpuVector<2>;

#[repr(C)]
#[derive(Copy, Clone, Default, Debug, PartialEq, PartialOrd)]
pub struct VertexOf<const N: usize = 3>
{
    pub position: GpuVector<N>,
    pub color: GpuColor,
    pub uv: UV,
}
// + no padding
unsafe impl<const N: usize> BitAllUsed for VertexOf<N> where
    GpuVector<N> : BitAllUsed,
    GpuColor : BitAllUsed,
    UV: BitAllUsed
    {}
impl<const N: usize> VertexOf<N>
{
    pub const fn new() -> Self
    {
        Self {
            position: GpuVector::ZERO,
            color: GpuColor::WHITE,
            uv: zero(),
        }
    }
    pub const fn with_position(self, position: GpuVector<N>) -> Self
    {
        Self {
            position: position,
            ..self
        }
    }
    pub const fn with_color(self, color: GpuColor) -> Self
    {
        Self {
            color: color,
            ..self
        }
    }
    pub const fn with_uv(self, uv: UV) -> Self { Self { uv: uv, ..self } }
}
impl From<Vertex2> for Vertex3
{
    fn from(value: Vertex2) -> Self
    {
        Self {
            position: value.position.with_z(zero()),
            color: value.color,
            uv: zero(),
        }
    }
}