5 files changed, 121 insertions, 0 deletions
diff --git a/components/script/dom/mod.rs b/components/script/dom/mod.rs
index c108186947a..813e7a09145 100644
--- a/components/script/dom/mod.rs
+++ b/components/script/dom/mod.rs
@@ -335,6 +335,8 @@ pub mod webgluniformlocation;
 pub mod webgltexture;
 pub mod webglframebuffer;
 pub mod webglrenderbuffer;
+pub mod webglactiveinfo;
+pub mod webglshaderprecisionformat;
 pub mod websocket;
 pub mod window;
 pub mod worker;
diff --git a/components/script/dom/webglactiveinfo.rs b/components/script/dom/webglactiveinfo.rs
new file mode 100644
index 00000000000..8edcb2bf806
--- /dev/null
+++ b/components/script/dom/webglactiveinfo.rs
@@ -0,0 +1,49 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// https://www.khronos.org/registry/webgl/specs/latest/1.0/webgl.idl
+use dom::bindings::codegen::Bindings::WebGLActiveInfoBinding;
+use dom::bindings::codegen::Bindings::WebGLActiveInfoBinding::WebGLActiveInfoMethods;
+use dom::bindings::global::GlobalRef;
+use dom::bindings::js::{Temporary, JSRef};
+use dom::bindings::utils::{Reflector,reflect_dom_object};
+use util::str::DOMString;
+
+#[dom_struct]
+pub struct WebGLActiveInfo {
+    reflector_: Reflector,
+    size: i32,
+    // NOTE: `ty` stands for `type`, which is a reserved keyword
+    ty: u32,
+    name: String,
+}
+
+impl WebGLActiveInfo {
+    fn new_inherited(size: i32, ty: u32, name: String) -> WebGLActiveInfo {
+        WebGLActiveInfo {
+            reflector_: Reflector::new(),
+            size: size,
+            ty: ty,
+            name: name,
+        }
+    }
+
+    pub fn new(global: GlobalRef, size: i32, ty: u32, name: String) -> Temporary<WebGLActiveInfo> {
+        reflect_dom_object(box WebGLActiveInfo::new_inherited(size, ty, name), global, WebGLActiveInfoBinding::Wrap)
+    }
+}
+
+impl<'a> WebGLActiveInfoMethods for JSRef<'a, WebGLActiveInfo> {
+    fn Size(self) -> i32 {
+        self.size
+    }
+
+    fn Type(self) -> u32 {
+        self.ty
+    }
+
+    fn Name(self) -> DOMString {
+        self.name.clone()
+    }
+}
diff --git a/components/script/dom/webglshaderprecisionformat.rs b/components/script/dom/webglshaderprecisionformat.rs
new file mode 100644
index 00000000000..bde53afddd8
--- /dev/null
+++ b/components/script/dom/webglshaderprecisionformat.rs
@@ -0,0 +1,50 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// https://www.khronos.org/registry/webgl/specs/latest/1.0/webgl.idl
+use dom::bindings::codegen::Bindings::WebGLShaderPrecisionFormatBinding;
+use dom::bindings::codegen::Bindings::WebGLShaderPrecisionFormatBinding::WebGLShaderPrecisionFormatMethods;
+use dom::bindings::global::GlobalRef;
+use dom::bindings::js::{Temporary, JSRef};
+use dom::bindings::utils::{Reflector,reflect_dom_object};
+
+#[dom_struct]
+pub struct WebGLShaderPrecisionFormat {
+    reflector_: Reflector,
+    range_min: i32,
+    range_max: i32,
+    precision: i32,
+}
+
+impl WebGLShaderPrecisionFormat {
+    fn new_inherited(range_min: i32, range_max: i32, precision: i32) -> WebGLShaderPrecisionFormat {
+        WebGLShaderPrecisionFormat {
+            reflector_: Reflector::new(),
+            range_min: range_min,
+            range_max: range_max,
+            precision: precision,
+        }
+    }
+
+    pub fn new(global: GlobalRef, range_min: i32, range_max: i32, precision: i32) -> Temporary<WebGLShaderPrecisionFormat> {
+        reflect_dom_object(
+            box WebGLShaderPrecisionFormat::new_inherited(range_min, range_max, precision),
+            global,
+            WebGLShaderPrecisionFormatBinding::Wrap)
+    }
+}
+
+impl<'a> WebGLShaderPrecisionFormatMethods for JSRef<'a, WebGLShaderPrecisionFormat> {
+    fn RangeMin(self) -> i32 {
+        self.range_min
+    }
+
+    fn RangeMax(self) -> i32 {
+        self.range_max
+    }
+
+    fn Precision(self) -> i32 {
+        self.precision
+    }
+}
diff --git a/components/script/dom/webidls/WebGLActiveInfo.webidl b/components/script/dom/webidls/WebGLActiveInfo.webidl
new file mode 100644
index 00000000000..8b4d63ea0b7
--- /dev/null
+++ b/components/script/dom/webidls/WebGLActiveInfo.webidl
@@ -0,0 +1,10 @@
+//
+// WebGL IDL definitions scraped from the Khronos specification:
+// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.7
+//
+
+interface WebGLActiveInfo {
+    readonly attribute GLint size;
+    readonly attribute GLenum type;
+    readonly attribute DOMString name;
+};
diff --git a/components/script/dom/webidls/WebGLShaderPrecisionFormat.webidl b/components/script/dom/webidls/WebGLShaderPrecisionFormat.webidl
new file mode 100644
index 00000000000..acbbeeceea1
--- /dev/null
+++ b/components/script/dom/webidls/WebGLShaderPrecisionFormat.webidl
@@ -0,0 +1,10 @@
+//
+// WebGL IDL definitions scraped from the Khronos specification:
+// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.7
+//
+
+interface WebGLShaderPrecisionFormat {
+    readonly attribute GLint rangeMin;
+    readonly attribute GLint rangeMax;
+    readonly attribute GLint precision;
+};