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Improve WebGLBuffer::buffer_data

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It now checks the usage argument itself and use generics for the data vector.
This commit is contained in:
Anthony Ramine 2018-04-04 12:42:38 +02:00
parent 34b13dac66
commit 605da95076
2 changed files with 16 additions and 24 deletions
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20
components/script/dom/webglbuffer.rs
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@ -7,6 +7,7 @@ use canvas_traits::webgl::{WebGLBufferId, WebGLCommand, WebGLError, WebGLMsgSend
use canvas_traits::webgl::webgl_channel;
use dom::bindings::cell::DomRefCell;
use dom::bindings::codegen::Bindings::WebGLBufferBinding;
use dom::bindings::codegen::Bindings::WebGLRenderingContextBinding::WebGLRenderingContextConstants;
use dom::bindings::reflector::reflect_dom_object;
use dom::bindings::root::DomRoot;
use dom::webglobject::WebGLObject;
@ -86,18 +87,25 @@ impl WebGLBuffer {
Ok(())
}
pub fn buffer_data(&self, target: u32, data: &[u8], usage: u32) -> WebGLResult<()> {
pub fn buffer_data<T>(&self, target: u32, data: T, usage: u32) -> WebGLResult<()>
where
T: Into<Vec<u8>>,
{
match usage {
WebGLRenderingContextConstants::STREAM_DRAW |
WebGLRenderingContextConstants::STATIC_DRAW |
WebGLRenderingContextConstants::DYNAMIC_DRAW => (),
_ => return Err(WebGLError::InvalidEnum),
}
if let Some(previous_target) = self.target.get() {
if target != previous_target {
return Err(WebGLError::InvalidOperation);
}
}
let data = data.into();
self.capacity.set(data.len());
self.renderer.send(WebGLCommand::BufferData(
target,
data.to_vec().into(),
usage,
)).unwrap();
self.renderer.send(WebGLCommand::BufferData(target, data.into(), usage)).unwrap();
Ok(())
}