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Add support for WebGL2 FramebufferTextureLayer

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Adds support for `FramebufferTextureLayer` WebGL2 call.

See: https://www.khronos.org/registry/webgl/specs/latest/2.0/#3.7.4
This commit is contained in:
Mátyás Mustoha 2020-02-14 13:14:07 +01:00
parent 61cf25c98a
commit 8389189d94
9 changed files with 145 additions and 39 deletions
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30
components/script/dom/webgl2renderingcontext.rs
View file

@ -3581,6 +3581,36 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
height,
))
}
/// https://www.khronos.org/registry/webgl/specs/latest/2.0/#3.7.4
fn FramebufferTextureLayer(
&self,
target: u32,
attachment: u32,
texture: Option<&WebGLTexture>,
level: i32,
layer: i32,
) {
if let Some(tex) = texture {
handle_potential_webgl_error!(self.base, self.base.validate_ownership(tex), return);
}
let fb_slot = match target {
constants::FRAMEBUFFER | constants::DRAW_FRAMEBUFFER => {
self.base.get_draw_framebuffer_slot()
},
constants::READ_FRAMEBUFFER => self.base.get_read_framebuffer_slot(),
_ => return self.base.webgl_error(InvalidEnum),
};
match fb_slot.get() {
Some(fb) => handle_potential_webgl_error!(
self.base,
fb.texture_layer(attachment, texture, level, layer)
),
None => self.base.webgl_error(InvalidOperation),
}
}
}
impl LayoutCanvasWebGLRenderingContextHelpers for LayoutDom<WebGL2RenderingContext> {