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Implement WebGLRenderingContextBase.getAttachedShaders

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This commit is contained in:
Anthony Ramine 2018-03-24 13:06:00 +01:00
parent 2befe47384
commit a62bed82e4
11 changed files with 149 additions and 124 deletions
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13
components/script/dom/webglprogram.rs
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@ -367,6 +367,19 @@ impl WebGLProgram {
self.renderer.send(WebGLCommand::GetProgramParameter(self.id, param_id, sender)).unwrap();
receiver.recv().unwrap()
}
pub fn attached_shaders(&self) -> WebGLResult<Vec<DomRoot<WebGLShader>>> {
if self.is_deleted.get() {
return Err(WebGLError::InvalidValue);
}
Ok(match (self.vertex_shader.get(), self.fragment_shader.get()) {
(Some(vertex_shader), Some(fragment_shader)) => {
vec![vertex_shader, fragment_shader]
}
(Some(shader), None) | (None, Some(shader)) => vec![shader],
(None, None) => vec![]
})
}
}
impl Drop for WebGLProgram {