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Merge pull request #855 from fitzgen/fix-webgl-example

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Fix webgl example
This commit is contained in:
Alex Crichton 2018-09-19 14:16:33 -07:00 committed by GitHub
commit 68c91a503c
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1 changed files with 7 additions and 8 deletions
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15
examples/webgl/src/lib.rs
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@ -8,7 +8,7 @@ use web_sys::{WebGlProgram, WebGlRenderingContext, WebGlShader};
#[wasm_bindgen] #[wasm_bindgen]
pub fn draw() { pub fn draw() {
let document = web_sys::Window::document().unwrap(); let document = web_sys::window().unwrap().document().unwrap();
let canvas = document.get_element_by_id("canvas").unwrap(); let canvas = document.get_element_by_id("canvas").unwrap();
let canvas: web_sys::HtmlCanvasElement = canvas let canvas: web_sys::HtmlCanvasElement = canvas
.dyn_into::<web_sys::HtmlCanvasElement>() .dyn_into::<web_sys::HtmlCanvasElement>()
@ -57,18 +57,17 @@ pub fn draw() {
Some(&vert_array.buffer()), Some(&vert_array.buffer()),
WebGlRenderingContext::STATIC_DRAW, WebGlRenderingContext::STATIC_DRAW,
); );
context.vertex_attrib_pointer_with_i32(0, context.vertex_attrib_pointer_with_i32(0, 3, WebGlRenderingContext::FLOAT, false, 0, 0);
3,
WebGlRenderingContext::FLOAT,
false,
0,
0);
context.enable_vertex_attrib_array(0); context.enable_vertex_attrib_array(0);
context.clear_color(0.0, 0.0, 0.0, 1.0); context.clear_color(0.0, 0.0, 0.0, 1.0);
context.clear(WebGlRenderingContext::COLOR_BUFFER_BIT); context.clear(WebGlRenderingContext::COLOR_BUFFER_BIT);
context.draw_arrays(WebGlRenderingContext::TRIANGLES, 0, (vertices.len() / 3) as i32); context.draw_arrays(
WebGlRenderingContext::TRIANGLES,
0,
(vertices.len() / 3) as i32,
);
} }
pub fn compile_shader( pub fn compile_shader(