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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use canvas_traits::webgl::WebGLVersion;
use dom_struct::dom_struct;
use super::{WebGLExtension, WebGLExtensionSpec, WebGLExtensions};
use crate::dom::bindings::codegen::Bindings::OESVertexArrayObjectBinding::{
OESVertexArrayObjectConstants, OESVertexArrayObjectMethods,
};
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject, Reflector};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::webglrenderingcontext::WebGLRenderingContext;
use crate::dom::webglvertexarrayobjectoes::WebGLVertexArrayObjectOES;
#[dom_struct]
pub struct OESVertexArrayObject {
reflector_: Reflector,
ctx: Dom<WebGLRenderingContext>,
}
impl OESVertexArrayObject {
fn new_inherited(ctx: &WebGLRenderingContext) -> OESVertexArrayObject {
Self {
reflector_: Reflector::new(),
ctx: Dom::from_ref(ctx),
}
}
}
impl OESVertexArrayObjectMethods for OESVertexArrayObject {
// https://www.khronos.org/registry/webgl/extensions/OES_vertex_array_object/
fn CreateVertexArrayOES(&self) -> Option<DomRoot<WebGLVertexArrayObjectOES>> {
self.ctx.create_vertex_array()
}
// https://www.khronos.org/registry/webgl/extensions/OES_vertex_array_object/
fn DeleteVertexArrayOES(&self, vao: Option<&WebGLVertexArrayObjectOES>) {
self.ctx.delete_vertex_array(vao);
}
// https://www.khronos.org/registry/webgl/extensions/OES_vertex_array_object/
fn IsVertexArrayOES(&self, vao: Option<&WebGLVertexArrayObjectOES>) -> bool {
self.ctx.is_vertex_array(vao)
}
// https://www.khronos.org/registry/webgl/extensions/OES_vertex_array_object/
fn BindVertexArrayOES(&self, vao: Option<&WebGLVertexArrayObjectOES>) {
self.ctx.bind_vertex_array(vao);
}
}
impl WebGLExtension for OESVertexArrayObject {
type Extension = OESVertexArrayObject;
fn new(ctx: &WebGLRenderingContext) -> DomRoot<OESVertexArrayObject> {
reflect_dom_object(
Box::new(OESVertexArrayObject::new_inherited(ctx)),
&*ctx.global(),
)
}
fn spec() -> WebGLExtensionSpec {
WebGLExtensionSpec::Specific(WebGLVersion::WebGL1)
}
fn is_supported(ext: &WebGLExtensions) -> bool {
ext.supports_any_gl_extension(&[
"GL_OES_vertex_array_object",
"GL_ARB_vertex_array_object",
"GL_APPLE_vertex_array_object",
])
}
fn enable(ext: &WebGLExtensions) {
ext.enable_get_parameter_name(OESVertexArrayObjectConstants::VERTEX_ARRAY_BINDING_OES);
}
fn name() -> &'static str {
"OES_vertex_array_object"
}
}
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