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webgl: Remove knowledge of attached framebuffers from renderbuffers and textures.

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This commit is contained in:
Josh Matthews 2018-09-10 16:27:58 -04:00
parent b8ee62e67b
commit 4edb7b194c
3 changed files with 11 additions and 74 deletions
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38
components/script/dom/webglrenderbuffer.rs
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@ -4,14 +4,12 @@
// https://www.khronos.org/registry/webgl/specs/latest/1.0/webgl.idl
use canvas_traits::webgl::{webgl_channel, WebGLCommand, WebGLError, WebGLRenderbufferId, WebGLResult};
use dom::bindings::cell::DomRefCell;
use dom::bindings::codegen::Bindings::WebGL2RenderingContextBinding::WebGL2RenderingContextConstants as WebGl2Constants;
use dom::bindings::codegen::Bindings::WebGLRenderbufferBinding;
use dom::bindings::codegen::Bindings::WebGLRenderingContextBinding::WebGLRenderingContextConstants as constants;
use dom::bindings::inheritance::Castable;
use dom::bindings::reflector::{DomObject, reflect_dom_object};
use dom::bindings::root::{DomRoot, Dom};
use dom::webglframebuffer::WebGLFramebuffer;
use dom::bindings::root::DomRoot;
use dom::webglobject::WebGLObject;
use dom::webglrenderingcontext::{WebGLRenderingContext, is_gles};
use dom_struct::dom_struct;
@ -26,8 +24,6 @@ pub struct WebGLRenderbuffer {
size: Cell<Option<(i32, i32)>>,
internal_format: Cell<Option<u32>>,
is_initialized: Cell<bool>,
// Framebuffer that this texture is attached to.
attached_framebuffers: DomRefCell<Vec<Dom<WebGLFramebuffer>>>,
}
impl WebGLRenderbuffer {
@ -40,7 +36,6 @@ impl WebGLRenderbuffer {
internal_format: Cell::new(None),
size: Cell::new(None),
is_initialized: Cell::new(false),
attached_framebuffers: Default::default(),
}
}
@ -102,16 +97,9 @@ impl WebGLRenderbuffer {
let currently_bound_framebuffer =
self.upcast::<WebGLObject>()
.context()
.bound_framebuffer()
.map_or(0, |fb| fb.id().get());
let current_framebuffer =
self.attached_framebuffers
.borrow()
.iter()
.position(|fb| fb.id().get() == currently_bound_framebuffer);
if let Some(fb_index) = current_framebuffer {
self.attached_framebuffers.borrow()[fb_index].detach_renderbuffer(self);
self.attached_framebuffers.borrow_mut().remove(fb_index);
.bound_framebuffer();
if let Some(fb) = currently_bound_framebuffer {
fb.detach_renderbuffer(self);
}
self.upcast::<WebGLObject>()
@ -173,22 +161,4 @@ impl WebGLRenderbuffer {
Ok(())
}
pub fn attach(&self, framebuffer: &WebGLFramebuffer) -> WebGLResult<()> {
if !self.ever_bound.get() {
return Err(WebGLError::InvalidOperation);
}
self.attached_framebuffers.borrow_mut().push(Dom::from_ref(framebuffer));
Ok(())
}
pub fn unattach(&self, fb: &WebGLFramebuffer) {
let mut attached_framebuffers = self.attached_framebuffers.borrow_mut();
let idx = attached_framebuffers.iter().position(|attached| {
attached.id() == fb.id()
});
if let Some(idx) = idx {
attached_framebuffers.remove(idx);
}
}
}