hudhook 0.9.3

A graphics API hook with dear imgui render loop. Supports DirectX 9, 11, 12, and OpenGL 3.
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//! The [`hudhook`](crate) overlay rendering engine.
mod backend;
mod input;
mod keys;
pub(crate) mod msg_filter;
mod pipeline;

use imgui::{Context, DrawData};
use windows::core::Result;

use crate::RenderContext;

pub(crate) trait RenderEngine: RenderContext {
    type RenderTarget;

    fn render(&mut self, draw_data: &DrawData, render_target: Self::RenderTarget) -> Result<()>;

    fn setup_fonts(&mut self, ctx: &mut Context) -> Result<()> {
        let fonts = ctx.fonts();
        let fonts_texture = fonts.build_rgba32_texture();
        fonts.tex_id =
            self.load_texture(fonts_texture.data, fonts_texture.width, fonts_texture.height)?;
        Ok(())
    }

    fn wait_idle(&mut self) -> Result<()> {
        Ok(())
    }
}
#[cfg(feature = "dx11")]
pub(crate) use backend::dx11::D3D11RenderEngine;
#[cfg(feature = "dx12")]
pub(crate) use backend::dx12::D3D12RenderEngine;
#[cfg(feature = "dx9")]
pub(crate) use backend::dx9::D3D9RenderEngine;
#[cfg(feature = "opengl3")]
pub(crate) use backend::opengl3::OpenGl3RenderEngine;
pub(crate) use pipeline::Pipeline;