script/dom/webgl/
webglvertexarrayobjectoes.rs

1/* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
4
5use canvas_traits::webgl::{ActiveAttribInfo, WebGLResult, WebGLVertexArrayId};
6use dom_struct::dom_struct;
7
8use crate::dom::bindings::cell::Ref;
9use crate::dom::bindings::reflector::{DomGlobal, reflect_dom_object};
10use crate::dom::bindings::root::{DomRoot, MutNullableDom};
11use crate::dom::webgl::vertexarrayobject::{VertexArrayObject, VertexAttribData};
12use crate::dom::webgl::webglbuffer::WebGLBuffer;
13use crate::dom::webgl::webglobject::WebGLObject;
14use crate::dom::webgl::webglrenderingcontext::{Operation, WebGLRenderingContext};
15use crate::script_runtime::CanGc;
16
17#[dom_struct]
18pub(crate) struct WebGLVertexArrayObjectOES {
19    webgl_object_: WebGLObject,
20    array_object: VertexArrayObject,
21}
22
23impl WebGLVertexArrayObjectOES {
24    fn new_inherited(context: &WebGLRenderingContext, id: Option<WebGLVertexArrayId>) -> Self {
25        Self {
26            webgl_object_: WebGLObject::new_inherited(context),
27            array_object: VertexArrayObject::new(context, id),
28        }
29    }
30
31    pub(crate) fn new(
32        context: &WebGLRenderingContext,
33        id: Option<WebGLVertexArrayId>,
34        can_gc: CanGc,
35    ) -> DomRoot<Self> {
36        reflect_dom_object(
37            Box::new(WebGLVertexArrayObjectOES::new_inherited(context, id)),
38            &*context.global(),
39            can_gc,
40        )
41    }
42
43    pub(crate) fn id(&self) -> Option<WebGLVertexArrayId> {
44        self.array_object.id()
45    }
46
47    pub(crate) fn is_deleted(&self) -> bool {
48        self.array_object.is_deleted()
49    }
50
51    pub(crate) fn delete(&self, operation_fallibility: Operation) {
52        self.array_object.delete(operation_fallibility);
53    }
54
55    pub(crate) fn ever_bound(&self) -> bool {
56        self.array_object.ever_bound()
57    }
58
59    pub(crate) fn set_ever_bound(&self) {
60        self.array_object.set_ever_bound();
61    }
62
63    pub(crate) fn element_array_buffer(&self) -> &MutNullableDom<WebGLBuffer> {
64        self.array_object.element_array_buffer()
65    }
66
67    pub(crate) fn get_vertex_attrib(&self, index: u32) -> Option<Ref<'_, VertexAttribData>> {
68        self.array_object.get_vertex_attrib(index)
69    }
70
71    pub(crate) fn set_vertex_attrib_type(&self, index: u32, type_: u32) {
72        self.array_object.set_vertex_attrib_type(index, type_);
73    }
74
75    pub(crate) fn vertex_attrib_pointer(
76        &self,
77        index: u32,
78        size: i32,
79        type_: u32,
80        normalized: bool,
81        stride: i32,
82        offset: i64,
83    ) -> WebGLResult<()> {
84        self.array_object
85            .vertex_attrib_pointer(index, size, type_, normalized, stride, offset)
86    }
87
88    pub(crate) fn vertex_attrib_divisor(&self, index: u32, value: u32) {
89        self.array_object.vertex_attrib_divisor(index, value);
90    }
91
92    pub(crate) fn enabled_vertex_attrib_array(&self, index: u32, value: bool) {
93        self.array_object.enabled_vertex_attrib_array(index, value);
94    }
95
96    pub(crate) fn unbind_buffer(&self, buffer: &WebGLBuffer) {
97        self.array_object.unbind_buffer(buffer);
98    }
99
100    pub(crate) fn validate_for_draw(
101        &self,
102        required_len: u32,
103        instance_count: u32,
104        active_attribs: &[ActiveAttribInfo],
105    ) -> WebGLResult<()> {
106        self.array_object
107            .validate_for_draw(required_len, instance_count, active_attribs)
108    }
109}