51 lines
1.4 KiB
Rust
51 lines
1.4 KiB
Rust
|
|
|
|
use backend::graphics::opengl::{OpenglGraphicsBackend, SwapBuffersError};
|
|
use glium::SwapBuffersError as GliumSwapBuffersError;
|
|
use glium::backend::Backend;
|
|
|
|
use std::os::raw::c_void;
|
|
|
|
impl From<SwapBuffersError> for GliumSwapBuffersError {
|
|
fn from(error: SwapBuffersError) -> Self {
|
|
match error {
|
|
SwapBuffersError::ContextLost => GliumSwapBuffersError::ContextLost,
|
|
SwapBuffersError::AlreadySwapped => GliumSwapBuffersError::AlreadySwapped,
|
|
}
|
|
}
|
|
}
|
|
|
|
pub struct GliumGraphicBackend<T: OpenglGraphicsBackend>(T);
|
|
|
|
pub trait IntoGlium: OpenglGraphicsBackend + Sized {
|
|
fn into_glium(self) -> GliumGraphicBackend<Self>;
|
|
}
|
|
|
|
impl<T: OpenglGraphicsBackend> IntoGlium for T {
|
|
fn into_glium(self) -> GliumGraphicBackend<Self> {
|
|
GliumGraphicBackend(self)
|
|
}
|
|
}
|
|
|
|
unsafe impl<T: OpenglGraphicsBackend> Backend for GliumGraphicBackend<T> {
|
|
fn swap_buffers(&self) -> Result<(), GliumSwapBuffersError> {
|
|
self.0.swap_buffers().map_err(Into::into)
|
|
}
|
|
|
|
unsafe fn get_proc_address(&self, symbol: &str) -> *const c_void {
|
|
self.0.get_proc_address(symbol) as *const c_void
|
|
}
|
|
|
|
fn get_framebuffer_dimensions(&self) -> (u32, u32) {
|
|
self.0.get_framebuffer_dimensions()
|
|
}
|
|
|
|
fn is_current(&self) -> bool {
|
|
self.0.is_current()
|
|
}
|
|
|
|
unsafe fn make_current(&self) {
|
|
self.0.make_current()
|
|
}
|
|
}
|