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Implement GetActiveAttrib

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This commit is contained in:
David Zbarsky 2016-04-02 20:35:04 -07:00
parent 150338503d
commit 34644401c6
3 changed files with 23 additions and 1 deletions
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11
components/script/dom/webglprogram.rs
View file

@ -167,6 +167,17 @@ impl WebGLProgram {
WebGLActiveInfo::new(self.global().r(), size, ty, DOMString::from(name)))
}
/// glGetActiveAttrib
pub fn get_active_attrib(&self, index: u32) -> WebGLResult<Root<WebGLActiveInfo>> {
let (sender, receiver) = ipc::channel().unwrap();
self.renderer
.send(CanvasMsg::WebGL(WebGLCommand::GetActiveAttrib(self.id, index, sender)))
.unwrap();
receiver.recv().unwrap().map(|(size, ty, name)|
WebGLActiveInfo::new(self.global().r(), size, ty, DOMString::from(name)))
}
/// glGetAttribLocation
pub fn get_attrib_location(&self, name: DOMString) -> WebGLResult<Option<i32>> {
if name.len() > MAX_UNIFORM_AND_ATTRIBUTE_LEN {

11
components/script/dom/webglrenderingcontext.rs
View file

@ -827,6 +827,17 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
})
}
// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
fn GetActiveAttrib(&self, program: Option<&WebGLProgram>, index: u32) -> Option<Root<WebGLActiveInfo>> {
program.and_then(|p| match p.get_active_attrib(index) {
Ok(ret) => Some(ret),
Err(error) => {
self.webgl_error(error);
None
},
})
}
// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
fn GetAttribLocation(&self, program: Option<&WebGLProgram>, name: DOMString) -> i32 {
if let Some(program) = program {

2
components/script/dom/webidls/WebGLRenderingContext.webidl
View file

@ -567,7 +567,7 @@ interface WebGLRenderingContextBase
void generateMipmap(GLenum target);
//WebGLActiveInfo? getActiveAttrib(WebGLProgram? program, GLuint index);
WebGLActiveInfo? getActiveAttrib(WebGLProgram? program, GLuint index);
WebGLActiveInfo? getActiveUniform(WebGLProgram? program, GLuint index);
//sequence<WebGLShader>? getAttachedShaders(WebGLProgram? program);