70 lines
2.1 KiB
Rust
70 lines
2.1 KiB
Rust
use crate::prelude::*;
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use crate::provided::sdl2::canvas::frame_to_surface;
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use sdl2::surface::Surface;
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/// Provides access to an [sdl2::surface::Surface] representing the core's most recent video frame.
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pub struct Sdl2SurfaceComponent {
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surface: Surface<'static>,
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pixel_format: sdl2::pixels::PixelFormatEnum,
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}
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impl Sdl2SurfaceComponent {
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pub fn new() -> crate::base::Result<Self> {
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let pixel_format = sdl2::pixels::PixelFormatEnum::ARGB1555;
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// automatically replaced in video_refresh whenever size doesn't match
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let surface = Surface::new(1, 1, pixel_format)?;
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Ok(Sdl2SurfaceComponent {
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surface,
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pixel_format,
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})
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}
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pub fn surface(&self) -> &Surface {
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&self.surface
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}
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pub fn surface_owned(&self) -> Surface {
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let mut clone = Surface::new(
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self.surface.width(),
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self.surface.height(),
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self.surface.pixel_format_enum(),
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).unwrap();
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self.surface.blit(None, &mut clone, None).unwrap();
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clone
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}
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}
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impl RetroComponent for Sdl2SurfaceComponent {}
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impl RetroCallbacks for Sdl2SurfaceComponent {
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fn video_refresh(&mut self, frame: &VideoFrame) {
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if let Ok(surf) = frame_to_surface(frame) {
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if self.surface.size() != surf.size() {
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let (width, height) = surf.size();
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if let Ok(new) = Surface::new(width, height, self.pixel_format) {
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self.surface = new;
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}
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}
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let _ = surf.blit(None, &mut self.surface, None);
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}
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}
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fn set_pixel_format(&mut self, pix_fmt: PixelFormat) -> Option<bool> {
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self.pixel_format = match pix_fmt {
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PixelFormat::ARGB1555 => sdl2::pixels::PixelFormatEnum::RGB555,
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PixelFormat::ARGB8888 => sdl2::pixels::PixelFormatEnum::ARGB8888,
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PixelFormat::RGB565 => sdl2::pixels::PixelFormatEnum::RGB565,
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};
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Some(true)
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}
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fn get_variable(&mut self, key: &str) -> Option<String> {
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match key {
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"parallel-n64-gfxplugin" => Some("angrylion".to_string()),
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_ => None,
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}
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}
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}
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