migrations/egui
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Automatically generate screenshots for all examples (#2379)

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This commit is contained in:
Emil Ernerfeldt
2022-12-04 17:27:40 +01:00
committed by GitHub
parent b774159fc8
commit 48666e1d7a
60 changed files with 206 additions and 30 deletions
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32
crates/egui_glow/src/painter.rs
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@@ -605,6 +605,38 @@ impl Painter {
}
}
pub fn read_screen_rgba(&self, [w, h]: [u32; 2]) -> Vec<u8> {
let mut pixels = vec![0_u8; (w * h * 4) as usize];
unsafe {
self.gl.read_pixels(
0,
0,
w as _,
h as _,
glow::RGBA,
glow::UNSIGNED_BYTE,
glow::PixelPackData::Slice(&mut pixels),
);
}
pixels
}
pub fn read_screen_rgb(&self, [w, h]: [u32; 2]) -> Vec<u8> {
let mut pixels = vec![0_u8; (w * h * 3) as usize];
unsafe {
self.gl.read_pixels(
0,
0,
w as _,
h as _,
glow::RGB,
glow::UNSIGNED_BYTE,
glow::PixelPackData::Slice(&mut pixels),
);
}
pixels
}
unsafe fn destroy_gl(&self) {
self.gl.delete_program(self.program);
for tex in self.textures.values() {