diff --git a/docs/common.js.html b/docs/common.js.html
index 2e0938d6..a3660980 100644
--- a/docs/common.js.html
+++ b/docs/common.js.html
@@ -39,7 +39,7 @@ <h1 class="page-title">Source: common.js</h1>
 /**
  * Sets the type of array used when creating new vectors and matrices
  *
- * @param {Type} type Array type, such as Float32Array or Array
+ * @param {Float32ArrayConstructor | ArrayConstructor} type Array type, such as Float32Array or Array
  */
 export function setMatrixArrayType(type) {
   ARRAY_TYPE = type;
@@ -90,7 +90,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/index.html b/docs/index.html
index a6a146ed..a8a147d3 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -56,7 +56,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/mat2.js.html b/docs/mat2.js.html
index 12230812..b2e2d21a 100644
--- a/docs/mat2.js.html
+++ b/docs/mat2.js.html
@@ -52,7 +52,7 @@ <h1 class="page-title">Source: mat2.js</h1>
 /**
  * Creates a new mat2 initialized with values from an existing matrix
  *
- * @param {mat2} a matrix to clone
+ * @param {ReadonlyMat2} a matrix to clone
  * @returns {mat2} a new 2x2 matrix
  */
 export function clone(a) {
@@ -68,7 +68,7 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Copy the values from one mat2 to another
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the source matrix
+ * @param {ReadonlyMat2} a the source matrix
  * @returns {mat2} out
  */
 export function copy(out, a) {
@@ -133,7 +133,7 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Transpose the values of a mat2
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the source matrix
+ * @param {ReadonlyMat2} a the source matrix
  * @returns {mat2} out
  */
 export function transpose(out, a) {
@@ -157,7 +157,7 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Inverts a mat2
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the source matrix
+ * @param {ReadonlyMat2} a the source matrix
  * @returns {mat2} out
  */
 export function invert(out, a) {
@@ -186,7 +186,7 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Calculates the adjugate of a mat2
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the source matrix
+ * @param {ReadonlyMat2} a the source matrix
  * @returns {mat2} out
  */
 export function adjoint(out, a) {
@@ -203,7 +203,7 @@ <h1 class="page-title">Source: mat2.js</h1>
 /**
  * Calculates the determinant of a mat2
  *
- * @param {mat2} a the source matrix
+ * @param {ReadonlyMat2} a the source matrix
  * @returns {Number} determinant of a
  */
 export function determinant(a) {
@@ -214,8 +214,8 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Multiplies two mat2's
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the first operand
- * @param {mat2} b the second operand
+ * @param {ReadonlyMat2} a the first operand
+ * @param {ReadonlyMat2} b the second operand
  * @returns {mat2} out
  */
 export function multiply(out, a, b) {
@@ -238,7 +238,7 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Rotates a mat2 by the given angle
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the matrix to rotate
+ * @param {ReadonlyMat2} a the matrix to rotate
  * @param {Number} rad the angle to rotate the matrix by
  * @returns {mat2} out
  */
@@ -260,8 +260,8 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Scales the mat2 by the dimensions in the given vec2
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the matrix to rotate
- * @param {vec2} v the vec2 to scale the matrix by
+ * @param {ReadonlyMat2} a the matrix to rotate
+ * @param {ReadonlyVec2} v the vec2 to scale the matrix by
  * @returns {mat2} out
  **/
 export function scale(out, a, v) {
@@ -307,7 +307,7 @@ <h1 class="page-title">Source: mat2.js</h1>
  *     mat2.scale(dest, dest, vec);
  *
  * @param {mat2} out mat2 receiving operation result
- * @param {vec2} v Scaling vector
+ * @param {ReadonlyVec2} v Scaling vector
  * @returns {mat2} out
  */
 export function fromScaling(out, v) {
@@ -321,7 +321,7 @@ <h1 class="page-title">Source: mat2.js</h1>
 /**
  * Returns a string representation of a mat2
  *
- * @param {mat2} a matrix to represent as a string
+ * @param {ReadonlyMat2} a matrix to represent as a string
  * @returns {String} string representation of the matrix
  */
 export function str(a) {
@@ -331,7 +331,7 @@ <h1 class="page-title">Source: mat2.js</h1>
 /**
  * Returns Frobenius norm of a mat2
  *
- * @param {mat2} a the matrix to calculate Frobenius norm of
+ * @param {ReadonlyMat2} a the matrix to calculate Frobenius norm of
  * @returns {Number} Frobenius norm
  */
 export function frob(a) {
@@ -340,10 +340,10 @@ <h1 class="page-title">Source: mat2.js</h1>
 
 /**
  * Returns L, D and U matrices (Lower triangular, Diagonal and Upper triangular) by factorizing the input matrix
- * @param {mat2} L the lower triangular matrix
- * @param {mat2} D the diagonal matrix
- * @param {mat2} U the upper triangular matrix
- * @param {mat2} a the input matrix to factorize
+ * @param {ReadonlyMat2} L the lower triangular matrix
+ * @param {ReadonlyMat2} D the diagonal matrix
+ * @param {ReadonlyMat2} U the upper triangular matrix
+ * @param {ReadonlyMat2} a the input matrix to factorize
  */
 
 export function LDU(L, D, U, a) {
@@ -358,8 +358,8 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Adds two mat2's
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the first operand
- * @param {mat2} b the second operand
+ * @param {ReadonlyMat2} a the first operand
+ * @param {ReadonlyMat2} b the second operand
  * @returns {mat2} out
  */
 export function add(out, a, b) {
@@ -374,8 +374,8 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Subtracts matrix b from matrix a
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the first operand
- * @param {mat2} b the second operand
+ * @param {ReadonlyMat2} a the first operand
+ * @param {ReadonlyMat2} b the second operand
  * @returns {mat2} out
  */
 export function subtract(out, a, b) {
@@ -389,8 +389,8 @@ <h1 class="page-title">Source: mat2.js</h1>
 /**
  * Returns whether or not the matrices have exactly the same elements in the same position (when compared with ===)
  *
- * @param {mat2} a The first matrix.
- * @param {mat2} b The second matrix.
+ * @param {ReadonlyMat2} a The first matrix.
+ * @param {ReadonlyMat2} b The second matrix.
  * @returns {Boolean} True if the matrices are equal, false otherwise.
  */
 export function exactEquals(a, b) {
@@ -400,8 +400,8 @@ <h1 class="page-title">Source: mat2.js</h1>
 /**
  * Returns whether or not the matrices have approximately the same elements in the same position.
  *
- * @param {mat2} a The first matrix.
- * @param {mat2} b The second matrix.
+ * @param {ReadonlyMat2} a The first matrix.
+ * @param {ReadonlyMat2} b The second matrix.
  * @returns {Boolean} True if the matrices are equal, false otherwise.
  */
 export function equals(a, b) {
@@ -429,7 +429,7 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Multiply each element of the matrix by a scalar.
  *
  * @param {mat2} out the receiving matrix
- * @param {mat2} a the matrix to scale
+ * @param {ReadonlyMat2} a the matrix to scale
  * @param {Number} b amount to scale the matrix's elements by
  * @returns {mat2} out
  */
@@ -445,8 +445,8 @@ <h1 class="page-title">Source: mat2.js</h1>
  * Adds two mat2's after multiplying each element of the second operand by a scalar value.
  *
  * @param {mat2} out the receiving vector
- * @param {mat2} a the first operand
- * @param {mat2} b the second operand
+ * @param {ReadonlyMat2} a the first operand
+ * @param {ReadonlyMat2} b the second operand
  * @param {Number} scale the amount to scale b's elements by before adding
  * @returns {mat2} out
  */
@@ -485,7 +485,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/mat2d.js.html b/docs/mat2d.js.html
index 0cc39c4e..958f3e5c 100644
--- a/docs/mat2d.js.html
+++ b/docs/mat2d.js.html
@@ -68,7 +68,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
 /**
  * Creates a new mat2d initialized with values from an existing matrix
  *
- * @param {mat2d} a matrix to clone
+ * @param {ReadonlyMat2d} a matrix to clone
  * @returns {mat2d} a new 2x3 matrix
  */
 export function clone(a) {
@@ -86,7 +86,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Copy the values from one mat2d to another
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the source matrix
+ * @param {ReadonlyMat2d} a the source matrix
  * @returns {mat2d} out
  */
 export function copy(out, a) {
@@ -163,7 +163,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Inverts a mat2d
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the source matrix
+ * @param {ReadonlyMat2d} a the source matrix
  * @returns {mat2d} out
  */
 export function invert(out, a) {
@@ -192,7 +192,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
 /**
  * Calculates the determinant of a mat2d
  *
- * @param {mat2d} a the source matrix
+ * @param {ReadonlyMat2d} a the source matrix
  * @returns {Number} determinant of a
  */
 export function determinant(a) {
@@ -203,8 +203,8 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Multiplies two mat2d's
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the first operand
- * @param {mat2d} b the second operand
+ * @param {ReadonlyMat2d} a the first operand
+ * @param {ReadonlyMat2d} b the second operand
  * @returns {mat2d} out
  */
 export function multiply(out, a, b) {
@@ -233,7 +233,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Rotates a mat2d by the given angle
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the matrix to rotate
+ * @param {ReadonlyMat2d} a the matrix to rotate
  * @param {Number} rad the angle to rotate the matrix by
  * @returns {mat2d} out
  */
@@ -259,8 +259,8 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Scales the mat2d by the dimensions in the given vec2
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the matrix to translate
- * @param {vec2} v the vec2 to scale the matrix by
+ * @param {ReadonlyMat2d} a the matrix to translate
+ * @param {ReadonlyVec2} v the vec2 to scale the matrix by
  * @returns {mat2d} out
  **/
 export function scale(out, a, v) {
@@ -285,8 +285,8 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Translates the mat2d by the dimensions in the given vec2
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the matrix to translate
- * @param {vec2} v the vec2 to translate the matrix by
+ * @param {ReadonlyMat2d} a the matrix to translate
+ * @param {ReadonlyVec2} v the vec2 to translate the matrix by
  * @returns {mat2d} out
  **/
 export function translate(out, a, v) {
@@ -338,7 +338,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
  *     mat2d.scale(dest, dest, vec);
  *
  * @param {mat2d} out mat2d receiving operation result
- * @param {vec2} v Scaling vector
+ * @param {ReadonlyVec2} v Scaling vector
  * @returns {mat2d} out
  */
 export function fromScaling(out, v) {
@@ -359,7 +359,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
  *     mat2d.translate(dest, dest, vec);
  *
  * @param {mat2d} out mat2d receiving operation result
- * @param {vec2} v Translation vector
+ * @param {ReadonlyVec2} v Translation vector
  * @returns {mat2d} out
  */
 export function fromTranslation(out, v) {
@@ -375,7 +375,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
 /**
  * Returns a string representation of a mat2d
  *
- * @param {mat2d} a matrix to represent as a string
+ * @param {ReadonlyMat2d} a matrix to represent as a string
  * @returns {String} string representation of the matrix
  */
 export function str(a) {
@@ -399,7 +399,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
 /**
  * Returns Frobenius norm of a mat2d
  *
- * @param {mat2d} a the matrix to calculate Frobenius norm of
+ * @param {ReadonlyMat2d} a the matrix to calculate Frobenius norm of
  * @returns {Number} Frobenius norm
  */
 export function frob(a) {
@@ -410,8 +410,8 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Adds two mat2d's
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the first operand
- * @param {mat2d} b the second operand
+ * @param {ReadonlyMat2d} a the first operand
+ * @param {ReadonlyMat2d} b the second operand
  * @returns {mat2d} out
  */
 export function add(out, a, b) {
@@ -428,8 +428,8 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Subtracts matrix b from matrix a
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the first operand
- * @param {mat2d} b the second operand
+ * @param {ReadonlyMat2d} a the first operand
+ * @param {ReadonlyMat2d} b the second operand
  * @returns {mat2d} out
  */
 export function subtract(out, a, b) {
@@ -446,7 +446,7 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Multiply each element of the matrix by a scalar.
  *
  * @param {mat2d} out the receiving matrix
- * @param {mat2d} a the matrix to scale
+ * @param {ReadonlyMat2d} a the matrix to scale
  * @param {Number} b amount to scale the matrix's elements by
  * @returns {mat2d} out
  */
@@ -464,8 +464,8 @@ <h1 class="page-title">Source: mat2d.js</h1>
  * Adds two mat2d's after multiplying each element of the second operand by a scalar value.
  *
  * @param {mat2d} out the receiving vector
- * @param {mat2d} a the first operand
- * @param {mat2d} b the second operand
+ * @param {ReadonlyMat2d} a the first operand
+ * @param {ReadonlyMat2d} b the second operand
  * @param {Number} scale the amount to scale b's elements by before adding
  * @returns {mat2d} out
  */
@@ -482,8 +482,8 @@ <h1 class="page-title">Source: mat2d.js</h1>
 /**
  * Returns whether or not the matrices have exactly the same elements in the same position (when compared with ===)
  *
- * @param {mat2d} a The first matrix.
- * @param {mat2d} b The second matrix.
+ * @param {ReadonlyMat2d} a The first matrix.
+ * @param {ReadonlyMat2d} b The second matrix.
  * @returns {Boolean} True if the matrices are equal, false otherwise.
  */
 export function exactEquals(a, b) {
@@ -500,8 +500,8 @@ <h1 class="page-title">Source: mat2d.js</h1>
 /**
  * Returns whether or not the matrices have approximately the same elements in the same position.
  *
- * @param {mat2d} a The first matrix.
- * @param {mat2d} b The second matrix.
+ * @param {ReadonlyMat2d} a The first matrix.
+ * @param {ReadonlyMat2d} b The second matrix.
  * @returns {Boolean} True if the matrices are equal, false otherwise.
  */
 export function equals(a, b) {
@@ -560,7 +560,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/mat3.js.html b/docs/mat3.js.html
index 4bf5837b..eef2dfb2 100644
--- a/docs/mat3.js.html
+++ b/docs/mat3.js.html
@@ -58,7 +58,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Copies the upper-left 3x3 values into the given mat3.
  *
  * @param {mat3} out the receiving 3x3 matrix
- * @param {mat4} a   the source 4x4 matrix
+ * @param {ReadonlyMat4} a   the source 4x4 matrix
  * @returns {mat3} out
  */
 export function fromMat4(out, a) {
@@ -77,7 +77,7 @@ <h1 class="page-title">Source: mat3.js</h1>
 /**
  * Creates a new mat3 initialized with values from an existing matrix
  *
- * @param {mat3} a matrix to clone
+ * @param {ReadonlyMat3} a matrix to clone
  * @returns {mat3} a new 3x3 matrix
  */
 export function clone(a) {
@@ -98,7 +98,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Copy the values from one mat3 to another
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the source matrix
+ * @param {ReadonlyMat3} a the source matrix
  * @returns {mat3} out
  */
 export function copy(out, a) {
@@ -193,7 +193,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Transpose the values of a mat3
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the source matrix
+ * @param {ReadonlyMat3} a the source matrix
  * @returns {mat3} out
  */
 export function transpose(out, a) {
@@ -227,7 +227,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Inverts a mat3
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the source matrix
+ * @param {ReadonlyMat3} a the source matrix
  * @returns {mat3} out
  */
 export function invert(out, a) {
@@ -269,7 +269,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Calculates the adjugate of a mat3
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the source matrix
+ * @param {ReadonlyMat3} a the source matrix
  * @returns {mat3} out
  */
 export function adjoint(out, a) {
@@ -298,7 +298,7 @@ <h1 class="page-title">Source: mat3.js</h1>
 /**
  * Calculates the determinant of a mat3
  *
- * @param {mat3} a the source matrix
+ * @param {ReadonlyMat3} a the source matrix
  * @returns {Number} determinant of a
  */
 export function determinant(a) {
@@ -323,8 +323,8 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Multiplies two mat3's
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the first operand
- * @param {mat3} b the second operand
+ * @param {ReadonlyMat3} a the first operand
+ * @param {ReadonlyMat3} b the second operand
  * @returns {mat3} out
  */
 export function multiply(out, a, b) {
@@ -366,8 +366,8 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Translate a mat3 by the given vector
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the matrix to translate
- * @param {vec2} v vector to translate by
+ * @param {ReadonlyMat3} a the matrix to translate
+ * @param {ReadonlyVec2} v vector to translate by
  * @returns {mat3} out
  */
 export function translate(out, a, v) {
@@ -401,7 +401,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Rotates a mat3 by the given angle
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the matrix to rotate
+ * @param {ReadonlyMat3} a the matrix to rotate
  * @param {Number} rad the angle to rotate the matrix by
  * @returns {mat3} out
  */
@@ -436,8 +436,8 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Scales the mat3 by the dimensions in the given vec2
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the matrix to rotate
- * @param {vec2} v the vec2 to scale the matrix by
+ * @param {ReadonlyMat3} a the matrix to rotate
+ * @param {ReadonlyVec2} v the vec2 to scale the matrix by
  * @returns {mat3} out
  **/
 export function scale(out, a, v) {
@@ -466,7 +466,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  *     mat3.translate(dest, dest, vec);
  *
  * @param {mat3} out mat3 receiving operation result
- * @param {vec2} v Translation vector
+ * @param {ReadonlyVec2} v Translation vector
  * @returns {mat3} out
  */
 export function fromTranslation(out, v) {
@@ -519,7 +519,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  *     mat3.scale(dest, dest, vec);
  *
  * @param {mat3} out mat3 receiving operation result
- * @param {vec2} v Scaling vector
+ * @param {ReadonlyVec2} v Scaling vector
  * @returns {mat3} out
  */
 export function fromScaling(out, v) {
@@ -541,7 +541,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Copies the values from a mat2d into a mat3
  *
  * @param {mat3} out the receiving matrix
- * @param {mat2d} a the matrix to copy
+ * @param {ReadonlyMat2d} a the matrix to copy
  * @returns {mat3} out
  **/
 export function fromMat2d(out, a) {
@@ -563,7 +563,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Calculates a 3x3 matrix from the given quaternion
  *
  * @param {mat3} out mat3 receiving operation result
- * @param {quat} q Quaternion to create matrix from
+ * @param {ReadonlyQuat} q Quaternion to create matrix from
  *
  * @returns {mat3} out
  */
@@ -605,7 +605,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Calculates a 3x3 normal matrix (transpose inverse) from the 4x4 matrix
  *
  * @param {mat3} out mat3 receiving operation result
- * @param {mat4} a Mat4 to derive the normal matrix from
+ * @param {ReadonlyMat4} a Mat4 to derive the normal matrix from
  *
  * @returns {mat3} out
  */
@@ -688,7 +688,7 @@ <h1 class="page-title">Source: mat3.js</h1>
 /**
  * Returns a string representation of a mat3
  *
- * @param {mat3} a matrix to represent as a string
+ * @param {ReadonlyMat3} a matrix to represent as a string
  * @returns {String} string representation of the matrix
  */
 export function str(a) {
@@ -718,7 +718,7 @@ <h1 class="page-title">Source: mat3.js</h1>
 /**
  * Returns Frobenius norm of a mat3
  *
- * @param {mat3} a the matrix to calculate Frobenius norm of
+ * @param {ReadonlyMat3} a the matrix to calculate Frobenius norm of
  * @returns {Number} Frobenius norm
  */
 export function frob(a) {
@@ -729,8 +729,8 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Adds two mat3's
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the first operand
- * @param {mat3} b the second operand
+ * @param {ReadonlyMat3} a the first operand
+ * @param {ReadonlyMat3} b the second operand
  * @returns {mat3} out
  */
 export function add(out, a, b) {
@@ -750,8 +750,8 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Subtracts matrix b from matrix a
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the first operand
- * @param {mat3} b the second operand
+ * @param {ReadonlyMat3} a the first operand
+ * @param {ReadonlyMat3} b the second operand
  * @returns {mat3} out
  */
 export function subtract(out, a, b) {
@@ -771,7 +771,7 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Multiply each element of the matrix by a scalar.
  *
  * @param {mat3} out the receiving matrix
- * @param {mat3} a the matrix to scale
+ * @param {ReadonlyMat3} a the matrix to scale
  * @param {Number} b amount to scale the matrix's elements by
  * @returns {mat3} out
  */
@@ -792,8 +792,8 @@ <h1 class="page-title">Source: mat3.js</h1>
  * Adds two mat3's after multiplying each element of the second operand by a scalar value.
  *
  * @param {mat3} out the receiving vector
- * @param {mat3} a the first operand
- * @param {mat3} b the second operand
+ * @param {ReadonlyMat3} a the first operand
+ * @param {ReadonlyMat3} b the second operand
  * @param {Number} scale the amount to scale b's elements by before adding
  * @returns {mat3} out
  */
@@ -813,8 +813,8 @@ <h1 class="page-title">Source: mat3.js</h1>
 /**
  * Returns whether or not the matrices have exactly the same elements in the same position (when compared with ===)
  *
- * @param {mat3} a The first matrix.
- * @param {mat3} b The second matrix.
+ * @param {ReadonlyMat3} a The first matrix.
+ * @param {ReadonlyMat3} b The second matrix.
  * @returns {Boolean} True if the matrices are equal, false otherwise.
  */
 export function exactEquals(a, b) {
@@ -834,8 +834,8 @@ <h1 class="page-title">Source: mat3.js</h1>
 /**
  * Returns whether or not the matrices have approximately the same elements in the same position.
  *
- * @param {mat3} a The first matrix.
- * @param {mat3} b The second matrix.
+ * @param {ReadonlyMat3} a The first matrix.
+ * @param {ReadonlyMat3} b The second matrix.
  * @returns {Boolean} True if the matrices are equal, false otherwise.
  */
 export function equals(a, b) {
@@ -906,7 +906,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/mat4.js.html b/docs/mat4.js.html
index f80207a8..a1e1a8bf 100644
--- a/docs/mat4.js.html
+++ b/docs/mat4.js.html
@@ -64,7 +64,7 @@ <h1 class="page-title">Source: mat4.js</h1>
 /**
  * Creates a new mat4 initialized with values from an existing matrix
  *
- * @param {mat4} a matrix to clone
+ * @param {ReadonlyMat4} a matrix to clone
  * @returns {mat4} a new 4x4 matrix
  */
 export function clone(a) {
@@ -92,7 +92,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Copy the values from one mat4 to another
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the source matrix
+ * @param {ReadonlyMat4} a the source matrix
  * @returns {mat4} out
  */
 export function copy(out, a) {
@@ -264,7 +264,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Transpose the values of a mat4
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the source matrix
+ * @param {ReadonlyMat4} a the source matrix
  * @returns {mat4} out
  */
 export function transpose(out, a) {
@@ -315,7 +315,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Inverts a mat4
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the source matrix
+ * @param {ReadonlyMat4} a the source matrix
  * @returns {mat4} out
  */
 export function invert(out, a) {
@@ -382,7 +382,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Calculates the adjugate of a mat4
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the source matrix
+ * @param {ReadonlyMat4} a the source matrix
  * @returns {mat4} out
  */
 export function adjoint(out, a) {
@@ -481,7 +481,7 @@ <h1 class="page-title">Source: mat4.js</h1>
 /**
  * Calculates the determinant of a mat4
  *
- * @param {mat4} a the source matrix
+ * @param {ReadonlyMat4} a the source matrix
  * @returns {Number} determinant of a
  */
 export function determinant(a) {
@@ -523,8 +523,8 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Multiplies two mat4s
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the first operand
- * @param {mat4} b the second operand
+ * @param {ReadonlyMat4} a the first operand
+ * @param {ReadonlyMat4} b the second operand
  * @returns {mat4} out
  */
 export function multiply(out, a, b) {
@@ -588,8 +588,8 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Translate a mat4 by the given vector
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the matrix to translate
- * @param {vec3} v vector to translate by
+ * @param {ReadonlyMat4} a the matrix to translate
+ * @param {ReadonlyVec3} v vector to translate by
  * @returns {mat4} out
  */
 export function translate(out, a, v) {
@@ -645,8 +645,8 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Scales the mat4 by the dimensions in the given vec3 not using vectorization
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the matrix to scale
- * @param {vec3} v the vec3 to scale the matrix by
+ * @param {ReadonlyMat4} a the matrix to scale
+ * @param {ReadonlyVec3} v the vec3 to scale the matrix by
  * @returns {mat4} out
  **/
 export function scale(out, a, v) {
@@ -677,9 +677,9 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Rotates a mat4 by the given angle around the given axis
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the matrix to rotate
+ * @param {ReadonlyMat4} a the matrix to rotate
  * @param {Number} rad the angle to rotate the matrix by
- * @param {vec3} axis the axis to rotate around
+ * @param {ReadonlyVec3} axis the axis to rotate around
  * @returns {mat4} out
  */
 export function rotate(out, a, rad, axis) {
@@ -760,7 +760,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Rotates a matrix by the given angle around the X axis
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the matrix to rotate
+ * @param {ReadonlyMat4} a the matrix to rotate
  * @param {Number} rad the angle to rotate the matrix by
  * @returns {mat4} out
  */
@@ -804,7 +804,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Rotates a matrix by the given angle around the Y axis
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the matrix to rotate
+ * @param {ReadonlyMat4} a the matrix to rotate
  * @param {Number} rad the angle to rotate the matrix by
  * @returns {mat4} out
  */
@@ -848,7 +848,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Rotates a matrix by the given angle around the Z axis
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the matrix to rotate
+ * @param {ReadonlyMat4} a the matrix to rotate
  * @param {Number} rad the angle to rotate the matrix by
  * @returns {mat4} out
  */
@@ -896,7 +896,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  *     mat4.translate(dest, dest, vec);
  *
  * @param {mat4} out mat4 receiving operation result
- * @param {vec3} v Translation vector
+ * @param {ReadonlyVec3} v Translation vector
  * @returns {mat4} out
  */
 export function fromTranslation(out, v) {
@@ -927,7 +927,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  *     mat4.scale(dest, dest, vec);
  *
  * @param {mat4} out mat4 receiving operation result
- * @param {vec3} v Scaling vector
+ * @param {ReadonlyVec3} v Scaling vector
  * @returns {mat4} out
  */
 export function fromScaling(out, v) {
@@ -959,7 +959,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  *
  * @param {mat4} out mat4 receiving operation result
  * @param {Number} rad the angle to rotate the matrix by
- * @param {vec3} axis the axis to rotate around
+ * @param {ReadonlyVec3} axis the axis to rotate around
  * @returns {mat4} out
  */
 export function fromRotation(out, rad, axis) {
@@ -1119,7 +1119,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  *
  * @param {mat4} out mat4 receiving operation result
  * @param {quat4} q Rotation quaternion
- * @param {vec3} v Translation vector
+ * @param {ReadonlyVec3} v Translation vector
  * @returns {mat4} out
  */
 export function fromRotationTranslation(out, q, v) {
@@ -1166,7 +1166,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Creates a new mat4 from a dual quat.
  *
  * @param {mat4} out Matrix
- * @param {quat2} a Dual Quaternion
+ * @param {ReadonlyQuat2} a Dual Quaternion
  * @returns {mat4} mat4 receiving operation result
  */
 export function fromQuat2(out, a) {
@@ -1201,7 +1201,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  *  the returned vector will be the same as the translation vector
  *  originally supplied.
  * @param  {vec3} out Vector to receive translation component
- * @param  {mat4} mat Matrix to be decomposed (input)
+ * @param  {ReadonlyMat4} mat Matrix to be decomposed (input)
  * @return {vec3} out
  */
 export function getTranslation(out, mat) {
@@ -1219,7 +1219,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  *  the same as the scaling vector
  *  originally supplied.
  * @param  {vec3} out Vector to receive scaling factor component
- * @param  {mat4} mat Matrix to be decomposed (input)
+ * @param  {ReadonlyMat4} mat Matrix to be decomposed (input)
  * @return {vec3} out
  */
 export function getScaling(out, mat) {
@@ -1246,7 +1246,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  *  fromRotationTranslation, the returned quaternion will be the
  *  same as the quaternion originally supplied.
  * @param {quat} out Quaternion to receive the rotation component
- * @param {mat4} mat Matrix to be decomposed (input)
+ * @param {ReadonlyMat4} mat Matrix to be decomposed (input)
  * @return {quat} out
  */
 export function getRotation(out, mat) {
@@ -1312,8 +1312,8 @@ <h1 class="page-title">Source: mat4.js</h1>
  *
  * @param {mat4} out mat4 receiving operation result
  * @param {quat4} q Rotation quaternion
- * @param {vec3} v Translation vector
- * @param {vec3} s Scaling vector
+ * @param {ReadonlyVec3} v Translation vector
+ * @param {ReadonlyVec3} s Scaling vector
  * @returns {mat4} out
  */
 export function fromRotationTranslationScale(out, q, v, s) {
@@ -1374,9 +1374,9 @@ <h1 class="page-title">Source: mat4.js</h1>
  *
  * @param {mat4} out mat4 receiving operation result
  * @param {quat4} q Rotation quaternion
- * @param {vec3} v Translation vector
- * @param {vec3} s Scaling vector
- * @param {vec3} o The origin vector around which to scale and rotate
+ * @param {ReadonlyVec3} v Translation vector
+ * @param {ReadonlyVec3} s Scaling vector
+ * @param {ReadonlyVec3} o The origin vector around which to scale and rotate
  * @returns {mat4} out
  */
 export function fromRotationTranslationScaleOrigin(out, q, v, s, o) {
@@ -1441,7 +1441,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Calculates a 4x4 matrix from the given quaternion
  *
  * @param {mat4} out mat4 receiving operation result
- * @param {quat} q Quaternion to create matrix from
+ * @param {ReadonlyQuat} q Quaternion to create matrix from
  *
  * @returns {mat4} out
  */
@@ -1639,9 +1639,9 @@ <h1 class="page-title">Source: mat4.js</h1>
  * If you want a matrix that actually makes an object look at another object, you should use targetTo instead.
  *
  * @param {mat4} out mat4 frustum matrix will be written into
- * @param {vec3} eye Position of the viewer
- * @param {vec3} center Point the viewer is looking at
- * @param {vec3} up vec3 pointing up
+ * @param {ReadonlyVec3} eye Position of the viewer
+ * @param {ReadonlyVec3} center Point the viewer is looking at
+ * @param {ReadonlyVec3} up vec3 pointing up
  * @returns {mat4} out
  */
 export function lookAt(out, eye, center, up) {
@@ -1728,9 +1728,9 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Generates a matrix that makes something look at something else.
  *
  * @param {mat4} out mat4 frustum matrix will be written into
- * @param {vec3} eye Position of the viewer
- * @param {vec3} center Point the viewer is looking at
- * @param {vec3} up vec3 pointing up
+ * @param {ReadonlyVec3} eye Position of the viewer
+ * @param {ReadonlyVec3} center Point the viewer is looking at
+ * @param {ReadonlyVec3} up vec3 pointing up
  * @returns {mat4} out
  */
 export function targetTo(out, eye, target, up) {
@@ -1787,7 +1787,7 @@ <h1 class="page-title">Source: mat4.js</h1>
 /**
  * Returns a string representation of a mat4
  *
- * @param {mat4} a matrix to represent as a string
+ * @param {ReadonlyMat4} a matrix to represent as a string
  * @returns {String} string representation of the matrix
  */
 export function str(a) {
@@ -1831,7 +1831,7 @@ <h1 class="page-title">Source: mat4.js</h1>
 /**
  * Returns Frobenius norm of a mat4
  *
- * @param {mat4} a the matrix to calculate Frobenius norm of
+ * @param {ReadonlyMat4} a the matrix to calculate Frobenius norm of
  * @returns {Number} Frobenius norm
  */
 export function frob(a) {
@@ -1859,8 +1859,8 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Adds two mat4's
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the first operand
- * @param {mat4} b the second operand
+ * @param {ReadonlyMat4} a the first operand
+ * @param {ReadonlyMat4} b the second operand
  * @returns {mat4} out
  */
 export function add(out, a, b) {
@@ -1887,8 +1887,8 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Subtracts matrix b from matrix a
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the first operand
- * @param {mat4} b the second operand
+ * @param {ReadonlyMat4} a the first operand
+ * @param {ReadonlyMat4} b the second operand
  * @returns {mat4} out
  */
 export function subtract(out, a, b) {
@@ -1915,7 +1915,7 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Multiply each element of the matrix by a scalar.
  *
  * @param {mat4} out the receiving matrix
- * @param {mat4} a the matrix to scale
+ * @param {ReadonlyMat4} a the matrix to scale
  * @param {Number} b amount to scale the matrix's elements by
  * @returns {mat4} out
  */
@@ -1943,8 +1943,8 @@ <h1 class="page-title">Source: mat4.js</h1>
  * Adds two mat4's after multiplying each element of the second operand by a scalar value.
  *
  * @param {mat4} out the receiving vector
- * @param {mat4} a the first operand
- * @param {mat4} b the second operand
+ * @param {ReadonlyMat4} a the first operand
+ * @param {ReadonlyMat4} b the second operand
  * @param {Number} scale the amount to scale b's elements by before adding
  * @returns {mat4} out
  */
@@ -1971,8 +1971,8 @@ <h1 class="page-title">Source: mat4.js</h1>
 /**
  * Returns whether or not the matrices have exactly the same elements in the same position (when compared with ===)
  *
- * @param {mat4} a The first matrix.
- * @param {mat4} b The second matrix.
+ * @param {ReadonlyMat4} a The first matrix.
+ * @param {ReadonlyMat4} b The second matrix.
  * @returns {Boolean} True if the matrices are equal, false otherwise.
  */
 export function exactEquals(a, b) {
@@ -1999,8 +1999,8 @@ <h1 class="page-title">Source: mat4.js</h1>
 /**
  * Returns whether or not the matrices have approximately the same elements in the same position.
  *
- * @param {mat4} a The first matrix.
- * @param {mat4} b The second matrix.
+ * @param {ReadonlyMat4} a The first matrix.
+ * @param {ReadonlyMat4} b The second matrix.
  * @returns {Boolean} True if the matrices are equal, false otherwise.
  */
 export function equals(a, b) {
@@ -2101,7 +2101,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/module-glMatrix.html b/docs/module-glMatrix.html
index e08f6f67..49667b67 100644
--- a/docs/module-glMatrix.html
+++ b/docs/module-glMatrix.html
@@ -376,7 +376,10 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">Type</span>
+<span class="param-type">Float32ArrayConstructor</span>
+|
+
+<span class="param-type">ArrayConstructor</span>
 
 
             
@@ -616,7 +619,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/module-mat2.html b/docs/module-mat2.html
index 108b0a3c..598b2624 100644
--- a/docs/module-mat2.html
+++ b/docs/module-mat2.html
@@ -217,7 +217,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -240,7 +240,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -422,7 +422,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -581,7 +581,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -763,7 +763,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -1032,7 +1032,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -1191,7 +1191,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -1214,7 +1214,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -1373,7 +1373,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -1396,7 +1396,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -1555,7 +1555,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -1919,7 +1919,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec2</span>
+<span class="param-type">ReadonlyVec2</span>
 
 
             
@@ -2488,7 +2488,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
+<span class="param-type">ReadonlyMat2</span>
 
 
             
@@ -2647,7 +2647,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat2</span>
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 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
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 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
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 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
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 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
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-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
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 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
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 <script> prettyPrint(); </script>
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@@ -7184,7 +7184,7 @@ <h5>Parameters:</h5>
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-<span class="param-type">mat4</span>
+<span class="param-type">ReadonlyMat4</span>
 
 
             
@@ -8106,7 +8106,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/module-vec3.html b/docs/module-vec3.html
index 4c76b8ac..633c9b40 100644
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@@ -8644,7 +8644,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec3</span>
+<span class="param-type">ReadonlyVec3</span>
 
 
             
@@ -8667,7 +8667,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">quat</span>
+<span class="param-type">ReadonlyQuat</span>
 
 
             
@@ -8951,7 +8951,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/module-vec4.html b/docs/module-vec4.html
index ce342b6a..f34be939 100644
--- a/docs/module-vec4.html
+++ b/docs/module-vec4.html
@@ -217,7 +217,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -240,7 +240,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -422,7 +422,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -581,7 +581,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -763,7 +763,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1032,7 +1032,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1055,7 +1055,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1078,7 +1078,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1101,7 +1101,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1348,7 +1348,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1371,7 +1371,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1641,7 +1641,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1664,7 +1664,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1823,7 +1823,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -1846,7 +1846,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -2005,7 +2005,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -2028,7 +2028,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -2187,7 +2187,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -2210,7 +2210,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -2392,7 +2392,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -3128,7 +3128,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -3375,7 +3375,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -3557,7 +3557,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -3580,7 +3580,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -3785,7 +3785,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -3808,7 +3808,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -3990,7 +3990,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -4013,7 +4013,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -4283,7 +4283,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -4306,7 +4306,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -4488,7 +4488,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -4670,7 +4670,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -5054,7 +5054,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -5236,7 +5236,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -5441,7 +5441,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -5464,7 +5464,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -6073,7 +6073,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -6096,7 +6096,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -6255,7 +6255,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -6414,7 +6414,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -6684,7 +6684,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -6707,7 +6707,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -6889,7 +6889,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -6912,7 +6912,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">mat4</span>
+<span class="param-type">ReadonlyMat4</span>
 
 
             
@@ -7094,7 +7094,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">vec4</span>
+<span class="param-type">ReadonlyVec4</span>
 
 
             
@@ -7117,7 +7117,7 @@ <h5>Parameters:</h5>
             <td class="type">
             
                 
-<span class="param-type">quat</span>
+<span class="param-type">ReadonlyQuat</span>
 
 
             
@@ -7401,7 +7401,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/quat.js.html b/docs/quat.js.html
index e86e262f..bf1d4ed8 100644
--- a/docs/quat.js.html
+++ b/docs/quat.js.html
@@ -71,7 +71,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * then returns it.
  *
  * @param {quat} out the receiving quaternion
- * @param {vec3} axis the axis around which to rotate
+ * @param {ReadonlyVec3} axis the axis around which to rotate
  * @param {Number} rad the angle in radians
  * @returns {quat} out
  **/
@@ -95,7 +95,7 @@ <h1 class="page-title">Source: quat.js</h1>
  *  angle -90 is the same as the quaternion formed by
  *  [0, 0, 1] and 270. This method favors the latter.
  * @param  {vec3} out_axis  Vector receiving the axis of rotation
- * @param  {quat} q     Quaternion to be decomposed
+ * @param  {ReadonlyQuat} q     Quaternion to be decomposed
  * @return {Number}     Angle, in radians, of the rotation
  */
 export function getAxisAngle(out_axis, q) {
@@ -117,8 +117,8 @@ <h1 class="page-title">Source: quat.js</h1>
 /**
  * Gets the angular distance between two unit quaternions
  *
- * @param  {quat} a     Origin unit quaternion
- * @param  {quat} b     Destination unit quaternion
+ * @param  {ReadonlyQuat} a     Origin unit quaternion
+ * @param  {ReadonlyQuat} b     Destination unit quaternion
  * @return {Number}     Angle, in radians, between the two quaternions
  */
 export function getAngle(a, b) {
@@ -131,8 +131,8 @@ <h1 class="page-title">Source: quat.js</h1>
  * Multiplies two quat's
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a the first operand
- * @param {quat} b the second operand
+ * @param {ReadonlyQuat} a the first operand
+ * @param {ReadonlyQuat} b the second operand
  * @returns {quat} out
  */
 export function multiply(out, a, b) {
@@ -156,7 +156,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Rotates a quaternion by the given angle about the X axis
  *
  * @param {quat} out quat receiving operation result
- * @param {quat} a quat to rotate
+ * @param {ReadonlyQuat} a quat to rotate
  * @param {number} rad angle (in radians) to rotate
  * @returns {quat} out
  */
@@ -181,7 +181,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Rotates a quaternion by the given angle about the Y axis
  *
  * @param {quat} out quat receiving operation result
- * @param {quat} a quat to rotate
+ * @param {ReadonlyQuat} a quat to rotate
  * @param {number} rad angle (in radians) to rotate
  * @returns {quat} out
  */
@@ -206,7 +206,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Rotates a quaternion by the given angle about the Z axis
  *
  * @param {quat} out quat receiving operation result
- * @param {quat} a quat to rotate
+ * @param {ReadonlyQuat} a quat to rotate
  * @param {number} rad angle (in radians) to rotate
  * @returns {quat} out
  */
@@ -233,7 +233,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Any existing W component will be ignored.
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a quat to calculate W component of
+ * @param {ReadonlyQuat} a quat to calculate W component of
  * @returns {quat} out
  */
 export function calculateW(out, a) {
@@ -252,7 +252,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Calculate the exponential of a unit quaternion.
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a quat to calculate the exponential of
+ * @param {ReadonlyQuat} a quat to calculate the exponential of
  * @returns {quat} out
  */
 export function exp(out, a) {
@@ -277,7 +277,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Calculate the natural logarithm of a unit quaternion.
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a quat to calculate the exponential of
+ * @param {ReadonlyQuat} a quat to calculate the exponential of
  * @returns {quat} out
  */
 export function ln(out, a) {
@@ -301,7 +301,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Calculate the scalar power of a unit quaternion.
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a quat to calculate the exponential of
+ * @param {ReadonlyQuat} a quat to calculate the exponential of
  * @param {Number} b amount to scale the quaternion by
  * @returns {quat} out
  */
@@ -316,8 +316,8 @@ <h1 class="page-title">Source: quat.js</h1>
  * Performs a spherical linear interpolation between two quat
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a the first operand
- * @param {quat} b the second operand
+ * @param {ReadonlyQuat} a the first operand
+ * @param {ReadonlyQuat} b the second operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {quat} out
  */
@@ -394,7 +394,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Calculates the inverse of a quat
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a quat to calculate inverse of
+ * @param {ReadonlyQuat} a quat to calculate inverse of
  * @returns {quat} out
  */
 export function invert(out, a) {
@@ -419,7 +419,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * If the quaternion is normalized, this function is faster than quat.inverse and produces the same result.
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a quat to calculate conjugate of
+ * @param {ReadonlyQuat} a quat to calculate conjugate of
  * @returns {quat} out
  */
 export function conjugate(out, a) {
@@ -437,7 +437,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * to renormalize the quaternion yourself where necessary.
  *
  * @param {quat} out the receiving quaternion
- * @param {mat3} m rotation matrix
+ * @param {ReadonlyMat3} m rotation matrix
  * @returns {quat} out
  * @function
  */
@@ -508,7 +508,7 @@ <h1 class="page-title">Source: quat.js</h1>
 /**
  * Returns a string representation of a quatenion
  *
- * @param {quat} a vector to represent as a string
+ * @param {ReadonlyQuat} a vector to represent as a string
  * @returns {String} string representation of the vector
  */
 export function str(a) {
@@ -518,7 +518,7 @@ <h1 class="page-title">Source: quat.js</h1>
 /**
  * Creates a new quat initialized with values from an existing quaternion
  *
- * @param {quat} a quaternion to clone
+ * @param {ReadonlyQuat} a quaternion to clone
  * @returns {quat} a new quaternion
  * @function
  */
@@ -540,7 +540,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Copy the values from one quat to another
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a the source quaternion
+ * @param {ReadonlyQuat} a the source quaternion
  * @returns {quat} out
  * @function
  */
@@ -563,8 +563,8 @@ <h1 class="page-title">Source: quat.js</h1>
  * Adds two quat's
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a the first operand
- * @param {quat} b the second operand
+ * @param {ReadonlyQuat} a the first operand
+ * @param {ReadonlyQuat} b the second operand
  * @returns {quat} out
  * @function
  */
@@ -580,7 +580,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Scales a quat by a scalar number
  *
  * @param {quat} out the receiving vector
- * @param {quat} a the vector to scale
+ * @param {ReadonlyQuat} a the vector to scale
  * @param {Number} b amount to scale the vector by
  * @returns {quat} out
  * @function
@@ -590,8 +590,8 @@ <h1 class="page-title">Source: quat.js</h1>
 /**
  * Calculates the dot product of two quat's
  *
- * @param {quat} a the first operand
- * @param {quat} b the second operand
+ * @param {ReadonlyQuat} a the first operand
+ * @param {ReadonlyQuat} b the second operand
  * @returns {Number} dot product of a and b
  * @function
  */
@@ -601,8 +601,8 @@ <h1 class="page-title">Source: quat.js</h1>
  * Performs a linear interpolation between two quat's
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a the first operand
- * @param {quat} b the second operand
+ * @param {ReadonlyQuat} a the first operand
+ * @param {ReadonlyQuat} b the second operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {quat} out
  * @function
@@ -612,7 +612,7 @@ <h1 class="page-title">Source: quat.js</h1>
 /**
  * Calculates the length of a quat
  *
- * @param {quat} a vector to calculate length of
+ * @param {ReadonlyQuat} a vector to calculate length of
  * @returns {Number} length of a
  */
 export const length = vec4.length;
@@ -626,7 +626,7 @@ <h1 class="page-title">Source: quat.js</h1>
 /**
  * Calculates the squared length of a quat
  *
- * @param {quat} a vector to calculate squared length of
+ * @param {ReadonlyQuat} a vector to calculate squared length of
  * @returns {Number} squared length of a
  * @function
  */
@@ -642,7 +642,7 @@ <h1 class="page-title">Source: quat.js</h1>
  * Normalize a quat
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a quaternion to normalize
+ * @param {ReadonlyQuat} a quaternion to normalize
  * @returns {quat} out
  * @function
  */
@@ -651,8 +651,8 @@ <h1 class="page-title">Source: quat.js</h1>
 /**
  * Returns whether or not the quaternions have exactly the same elements in the same position (when compared with ===)
  *
- * @param {quat} a The first quaternion.
- * @param {quat} b The second quaternion.
+ * @param {ReadonlyQuat} a The first quaternion.
+ * @param {ReadonlyQuat} b The second quaternion.
  * @returns {Boolean} True if the vectors are equal, false otherwise.
  */
 export const exactEquals = vec4.exactEquals;
@@ -660,8 +660,8 @@ <h1 class="page-title">Source: quat.js</h1>
 /**
  * Returns whether or not the quaternions have approximately the same elements in the same position.
  *
- * @param {quat} a The first vector.
- * @param {quat} b The second vector.
+ * @param {ReadonlyQuat} a The first vector.
+ * @param {ReadonlyQuat} b The second vector.
  * @returns {Boolean} True if the vectors are equal, false otherwise.
  */
 export const equals = vec4.equals;
@@ -673,8 +673,8 @@ <h1 class="page-title">Source: quat.js</h1>
  * Both vectors are assumed to be unit length.
  *
  * @param {quat} out the receiving quaternion.
- * @param {vec3} a the initial vector
- * @param {vec3} b the destination vector
+ * @param {ReadonlyVec3} a the initial vector
+ * @param {ReadonlyVec3} b the destination vector
  * @returns {quat} out
  */
 export const rotationTo = (function() {
@@ -711,10 +711,10 @@ <h1 class="page-title">Source: quat.js</h1>
  * Performs a spherical linear interpolation with two control points
  *
  * @param {quat} out the receiving quaternion
- * @param {quat} a the first operand
- * @param {quat} b the second operand
- * @param {quat} c the third operand
- * @param {quat} d the fourth operand
+ * @param {ReadonlyQuat} a the first operand
+ * @param {ReadonlyQuat} b the second operand
+ * @param {ReadonlyQuat} c the third operand
+ * @param {ReadonlyQuat} d the fourth operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {quat} out
  */
@@ -736,9 +736,9 @@ <h1 class="page-title">Source: quat.js</h1>
  * axes. Each axis is a vec3 and is expected to be unit length and
  * perpendicular to all other specified axes.
  *
- * @param {vec3} view  the vector representing the viewing direction
- * @param {vec3} right the vector representing the local "right" direction
- * @param {vec3} up    the vector representing the local "up" direction
+ * @param {ReadonlyVec3} view  the vector representing the viewing direction
+ * @param {ReadonlyVec3} right the vector representing the local "right" direction
+ * @param {ReadonlyVec3} up    the vector representing the local "up" direction
  * @returns {quat} out
  */
 export const setAxes = (function() {
@@ -776,7 +776,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/quat2.js.html b/docs/quat2.js.html
index 929ce286..2c7a88b9 100644
--- a/docs/quat2.js.html
+++ b/docs/quat2.js.html
@@ -61,7 +61,7 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Creates a new quat initialized with values from an existing quaternion
  *
- * @param {quat2} a dual quaternion to clone
+ * @param {ReadonlyQuat2} a dual quaternion to clone
  * @returns {quat2} new dual quaternion
  * @function
  */
@@ -137,9 +137,9 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Creates a dual quat from a quaternion and a translation
  *
- * @param {quat2} dual quaternion receiving operation result
- * @param {quat} q a normalized quaternion
- * @param {vec3} t tranlation vector
+ * @param {ReadonlyQuat2} dual quaternion receiving operation result
+ * @param {ReadonlyQuat} q a normalized quaternion
+ * @param {ReadonlyVec3} t tranlation vector
  * @returns {quat2} dual quaternion receiving operation result
  * @function
  */
@@ -165,8 +165,8 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Creates a dual quat from a translation
  *
- * @param {quat2} dual quaternion receiving operation result
- * @param {vec3} t translation vector
+ * @param {ReadonlyQuat2} dual quaternion receiving operation result
+ * @param {ReadonlyVec3} t translation vector
  * @returns {quat2} dual quaternion receiving operation result
  * @function
  */
@@ -185,8 +185,8 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Creates a dual quat from a quaternion
  *
- * @param {quat2} dual quaternion receiving operation result
- * @param {quat} q the quaternion
+ * @param {ReadonlyQuat2} dual quaternion receiving operation result
+ * @param {ReadonlyQuat} q the quaternion
  * @returns {quat2} dual quaternion receiving operation result
  * @function
  */
@@ -206,7 +206,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Creates a new dual quat from a matrix (4x4)
  *
  * @param {quat2} out the dual quaternion
- * @param {mat4} a the matrix
+ * @param {ReadonlyMat4} a the matrix
  * @returns {quat2} dual quat receiving operation result
  * @function
  */
@@ -224,7 +224,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Copy the values from one dual quat to another
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the source dual quaternion
+ * @param {ReadonlyQuat2} a the source dual quaternion
  * @returns {quat2} out
  * @function
  */
@@ -289,7 +289,7 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Gets the real part of a dual quat
  * @param  {quat} out real part
- * @param  {quat2} a Dual Quaternion
+ * @param  {ReadonlyQuat2} a Dual Quaternion
  * @return {quat} real part
  */
 export const getReal = quat.copy;
@@ -297,7 +297,7 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Gets the dual part of a dual quat
  * @param  {quat} out dual part
- * @param  {quat2} a Dual Quaternion
+ * @param  {ReadonlyQuat2} a Dual Quaternion
  * @return {quat} dual part
  */
 export function getDual(out, a) {
@@ -312,7 +312,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Set the real component of a dual quat to the given quaternion
  *
  * @param {quat2} out the receiving quaternion
- * @param {quat} q a quaternion representing the real part
+ * @param {ReadonlyQuat} q a quaternion representing the real part
  * @returns {quat2} out
  * @function
  */
@@ -322,7 +322,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Set the dual component of a dual quat to the given quaternion
  *
  * @param {quat2} out the receiving quaternion
- * @param {quat} q a quaternion representing the dual part
+ * @param {ReadonlyQuat} q a quaternion representing the dual part
  * @returns {quat2} out
  * @function
  */
@@ -337,7 +337,7 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Gets the translation of a normalized dual quat
  * @param  {vec3} out translation
- * @param  {quat2} a Dual Quaternion to be decomposed
+ * @param  {ReadonlyQuat2} a Dual Quaternion to be decomposed
  * @return {vec3} translation
  */
 export function getTranslation(out, a) {
@@ -359,8 +359,8 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Translates a dual quat by the given vector
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the dual quaternion to translate
- * @param {vec3} v vector to translate by
+ * @param {ReadonlyQuat2} a the dual quaternion to translate
+ * @param {ReadonlyVec3} v vector to translate by
  * @returns {quat2} out
  */
 export function translate(out, a, v) {
@@ -390,7 +390,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Rotates a dual quat around the X axis
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the dual quaternion to rotate
+ * @param {ReadonlyQuat2} a the dual quaternion to rotate
  * @param {number} rad how far should the rotation be
  * @returns {quat2} out
  */
@@ -423,7 +423,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Rotates a dual quat around the Y axis
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the dual quaternion to rotate
+ * @param {ReadonlyQuat2} a the dual quaternion to rotate
  * @param {number} rad how far should the rotation be
  * @returns {quat2} out
  */
@@ -456,7 +456,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Rotates a dual quat around the Z axis
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the dual quaternion to rotate
+ * @param {ReadonlyQuat2} a the dual quaternion to rotate
  * @param {number} rad how far should the rotation be
  * @returns {quat2} out
  */
@@ -489,8 +489,8 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Rotates a dual quat by a given quaternion (a * q)
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the dual quaternion to rotate
- * @param {quat} q quaternion to rotate by
+ * @param {ReadonlyQuat2} a the dual quaternion to rotate
+ * @param {ReadonlyQuat} q quaternion to rotate by
  * @returns {quat2} out
  */
 export function rotateByQuatAppend(out, a, q) {
@@ -522,8 +522,8 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Rotates a dual quat by a given quaternion (q * a)
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat} q quaternion to rotate by
- * @param {quat2} a the dual quaternion to rotate
+ * @param {ReadonlyQuat} q quaternion to rotate by
+ * @param {ReadonlyQuat2} a the dual quaternion to rotate
  * @returns {quat2} out
  */
 export function rotateByQuatPrepend(out, q, a) {
@@ -555,8 +555,8 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Rotates a dual quat around a given axis. Does the normalisation automatically
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the dual quaternion to rotate
- * @param {vec3} axis the axis to rotate around
+ * @param {ReadonlyQuat2} a the dual quaternion to rotate
+ * @param {ReadonlyVec3} axis the axis to rotate around
  * @param {Number} rad how far the rotation should be
  * @returns {quat2} out
  */
@@ -599,8 +599,8 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Adds two dual quat's
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the first operand
- * @param {quat2} b the second operand
+ * @param {ReadonlyQuat2} a the first operand
+ * @param {ReadonlyQuat2} b the second operand
  * @returns {quat2} out
  * @function
  */
@@ -620,8 +620,8 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Multiplies two dual quat's
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a the first operand
- * @param {quat2} b the second operand
+ * @param {ReadonlyQuat2} a the first operand
+ * @param {ReadonlyQuat2} b the second operand
  * @returns {quat2} out
  */
 export function multiply(out, a, b) {
@@ -694,7 +694,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Scales a dual quat by a scalar number
  *
  * @param {quat2} out the receiving dual quat
- * @param {quat2} a the dual quat to scale
+ * @param {ReadonlyQuat2} a the dual quat to scale
  * @param {Number} b amount to scale the dual quat by
  * @returns {quat2} out
  * @function
@@ -714,8 +714,8 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Calculates the dot product of two dual quat's (The dot product of the real parts)
  *
- * @param {quat2} a the first operand
- * @param {quat2} b the second operand
+ * @param {ReadonlyQuat2} a the first operand
+ * @param {ReadonlyQuat2} b the second operand
  * @returns {Number} dot product of a and b
  * @function
  */
@@ -726,8 +726,8 @@ <h1 class="page-title">Source: quat2.js</h1>
  * NOTE: The resulting dual quaternions won't always be normalized (The error is most noticeable when t = 0.5)
  *
  * @param {quat2} out the receiving dual quat
- * @param {quat2} a the first operand
- * @param {quat2} b the second operand
+ * @param {ReadonlyQuat2} a the first operand
+ * @param {ReadonlyQuat2} b the second operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {quat2} out
  */
@@ -751,7 +751,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Calculates the inverse of a dual quat. If they are normalized, conjugate is cheaper
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a dual quat to calculate inverse of
+ * @param {ReadonlyQuat2} a dual quat to calculate inverse of
  * @returns {quat2} out
  */
 export function invert(out, a) {
@@ -772,7 +772,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * If the dual quaternion is normalized, this function is faster than quat2.inverse and produces the same result.
  *
  * @param {quat2} out the receiving quaternion
- * @param {quat2} a quat to calculate conjugate of
+ * @param {ReadonlyQuat2} a quat to calculate conjugate of
  * @returns {quat2} out
  */
 export function conjugate(out, a) {
@@ -790,7 +790,7 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Calculates the length of a dual quat
  *
- * @param {quat2} a dual quat to calculate length of
+ * @param {ReadonlyQuat2} a dual quat to calculate length of
  * @returns {Number} length of a
  * @function
  */
@@ -805,7 +805,7 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Calculates the squared length of a dual quat
  *
- * @param {quat2} a dual quat to calculate squared length of
+ * @param {ReadonlyQuat2} a dual quat to calculate squared length of
  * @returns {Number} squared length of a
  * @function
  */
@@ -821,7 +821,7 @@ <h1 class="page-title">Source: quat2.js</h1>
  * Normalize a dual quat
  *
  * @param {quat2} out the receiving dual quaternion
- * @param {quat2} a dual quaternion to normalize
+ * @param {ReadonlyQuat2} a dual quaternion to normalize
  * @returns {quat2} out
  * @function
  */
@@ -858,7 +858,7 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Returns a string representation of a dual quatenion
  *
- * @param {quat2} a dual quaternion to represent as a string
+ * @param {ReadonlyQuat2} a dual quaternion to represent as a string
  * @returns {String} string representation of the dual quat
  */
 export function str(a) {
@@ -886,8 +886,8 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Returns whether or not the dual quaternions have exactly the same elements in the same position (when compared with ===)
  *
- * @param {quat2} a the first dual quaternion.
- * @param {quat2} b the second dual quaternion.
+ * @param {ReadonlyQuat2} a the first dual quaternion.
+ * @param {ReadonlyQuat2} b the second dual quaternion.
  * @returns {Boolean} true if the dual quaternions are equal, false otherwise.
  */
 export function exactEquals(a, b) {
@@ -906,8 +906,8 @@ <h1 class="page-title">Source: quat2.js</h1>
 /**
  * Returns whether or not the dual quaternions have approximately the same elements in the same position.
  *
- * @param {quat2} a the first dual quat.
- * @param {quat2} b the second dual quat.
+ * @param {ReadonlyQuat2} a the first dual quat.
+ * @param {ReadonlyQuat2} b the second dual quat.
  * @returns {Boolean} true if the dual quats are equal, false otherwise.
  */
 export function equals(a, b) {
@@ -962,7 +962,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/vec2.js.html b/docs/vec2.js.html
index 0be5e6d8..69010205 100644
--- a/docs/vec2.js.html
+++ b/docs/vec2.js.html
@@ -50,7 +50,7 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Creates a new vec2 initialized with values from an existing vector
  *
- * @param {vec2} a vector to clone
+ * @param {ReadonlyVec2} a vector to clone
  * @returns {vec2} a new 2D vector
  */
 export function clone(a) {
@@ -78,7 +78,7 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Copy the values from one vec2 to another
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the source vector
+ * @param {ReadonlyVec2} a the source vector
  * @returns {vec2} out
  */
 export function copy(out, a) {
@@ -105,8 +105,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Adds two vec2's
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {vec2} out
  */
 export function add(out, a, b) {
@@ -119,8 +119,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Subtracts vector b from vector a
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {vec2} out
  */
 export function subtract(out, a, b) {
@@ -133,8 +133,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Multiplies two vec2's
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {vec2} out
  */
 export function multiply(out, a, b) {
@@ -147,8 +147,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Divides two vec2's
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {vec2} out
  */
 export function divide(out, a, b) {
@@ -161,7 +161,7 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Math.ceil the components of a vec2
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a vector to ceil
+ * @param {ReadonlyVec2} a vector to ceil
  * @returns {vec2} out
  */
 export function ceil(out, a) {
@@ -174,7 +174,7 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Math.floor the components of a vec2
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a vector to floor
+ * @param {ReadonlyVec2} a vector to floor
  * @returns {vec2} out
  */
 export function floor(out, a) {
@@ -187,8 +187,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Returns the minimum of two vec2's
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {vec2} out
  */
 export function min(out, a, b) {
@@ -201,8 +201,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Returns the maximum of two vec2's
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {vec2} out
  */
 export function max(out, a, b) {
@@ -215,7 +215,7 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Math.round the components of a vec2
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a vector to round
+ * @param {ReadonlyVec2} a vector to round
  * @returns {vec2} out
  */
 export function round(out, a) {
@@ -228,7 +228,7 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Scales a vec2 by a scalar number
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the vector to scale
+ * @param {ReadonlyVec2} a the vector to scale
  * @param {Number} b amount to scale the vector by
  * @returns {vec2} out
  */
@@ -242,8 +242,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Adds two vec2's after scaling the second operand by a scalar value
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @param {Number} scale the amount to scale b by before adding
  * @returns {vec2} out
  */
@@ -256,8 +256,8 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Calculates the euclidian distance between two vec2's
  *
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {Number} distance between a and b
  */
 export function distance(a, b) {
@@ -269,8 +269,8 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Calculates the squared euclidian distance between two vec2's
  *
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {Number} squared distance between a and b
  */
 export function squaredDistance(a, b) {
@@ -282,7 +282,7 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Calculates the length of a vec2
  *
- * @param {vec2} a vector to calculate length of
+ * @param {ReadonlyVec2} a vector to calculate length of
  * @returns {Number} length of a
  */
 export function length(a) {
@@ -294,7 +294,7 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Calculates the squared length of a vec2
  *
- * @param {vec2} a vector to calculate squared length of
+ * @param {ReadonlyVec2} a vector to calculate squared length of
  * @returns {Number} squared length of a
  */
 export function squaredLength(a) {
@@ -307,7 +307,7 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Negates the components of a vec2
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a vector to negate
+ * @param {ReadonlyVec2} a vector to negate
  * @returns {vec2} out
  */
 export function negate(out, a) {
@@ -320,7 +320,7 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Returns the inverse of the components of a vec2
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a vector to invert
+ * @param {ReadonlyVec2} a vector to invert
  * @returns {vec2} out
  */
 export function inverse(out, a) {
@@ -333,7 +333,7 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Normalize a vec2
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a vector to normalize
+ * @param {ReadonlyVec2} a vector to normalize
  * @returns {vec2} out
  */
 export function normalize(out, a) {
@@ -352,8 +352,8 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Calculates the dot product of two vec2's
  *
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {Number} dot product of a and b
  */
 export function dot(a, b) {
@@ -365,8 +365,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Note that the cross product must by definition produce a 3D vector
  *
  * @param {vec3} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @returns {vec3} out
  */
 export function cross(out, a, b) {
@@ -380,8 +380,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Performs a linear interpolation between two vec2's
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the first operand
- * @param {vec2} b the second operand
+ * @param {ReadonlyVec2} a the first operand
+ * @param {ReadonlyVec2} b the second operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {vec2} out
  */
@@ -412,8 +412,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Transforms the vec2 with a mat2
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the vector to transform
- * @param {mat2} m matrix to transform with
+ * @param {ReadonlyVec2} a the vector to transform
+ * @param {ReadonlyMat2} m matrix to transform with
  * @returns {vec2} out
  */
 export function transformMat2(out, a, m) {
@@ -428,8 +428,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * Transforms the vec2 with a mat2d
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the vector to transform
- * @param {mat2d} m matrix to transform with
+ * @param {ReadonlyVec2} a the vector to transform
+ * @param {ReadonlyMat2d} m matrix to transform with
  * @returns {vec2} out
  */
 export function transformMat2d(out, a, m) {
@@ -445,8 +445,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * 3rd vector component is implicitly '1'
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the vector to transform
- * @param {mat3} m matrix to transform with
+ * @param {ReadonlyVec2} a the vector to transform
+ * @param {ReadonlyMat3} m matrix to transform with
  * @returns {vec2} out
  */
 export function transformMat3(out, a, m) {
@@ -463,8 +463,8 @@ <h1 class="page-title">Source: vec2.js</h1>
  * 4th vector component is implicitly '1'
  *
  * @param {vec2} out the receiving vector
- * @param {vec2} a the vector to transform
- * @param {mat4} m matrix to transform with
+ * @param {ReadonlyVec2} a the vector to transform
+ * @param {ReadonlyMat4} m matrix to transform with
  * @returns {vec2} out
  */
 export function transformMat4(out, a, m) {
@@ -478,8 +478,8 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Rotate a 2D vector
  * @param {vec2} out The receiving vec2
- * @param {vec2} a The vec2 point to rotate
- * @param {vec2} b The origin of the rotation
+ * @param {ReadonlyVec2} a The vec2 point to rotate
+ * @param {ReadonlyVec2} b The origin of the rotation
  * @param {Number} rad The angle of rotation in radians
  * @returns {vec2} out
  */
@@ -499,8 +499,8 @@ <h1 class="page-title">Source: vec2.js</h1>
 
 /**
  * Get the angle between two 2D vectors
- * @param {vec2} a The first operand
- * @param {vec2} b The second operand
+ * @param {ReadonlyVec2} a The first operand
+ * @param {ReadonlyVec2} b The second operand
  * @returns {Number} The angle in radians
  */
 export function angle(a, b) {
@@ -531,7 +531,7 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Returns a string representation of a vector
  *
- * @param {vec2} a vector to represent as a string
+ * @param {ReadonlyVec2} a vector to represent as a string
  * @returns {String} string representation of the vector
  */
 export function str(a) {
@@ -541,8 +541,8 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Returns whether or not the vectors exactly have the same elements in the same position (when compared with ===)
  *
- * @param {vec2} a The first vector.
- * @param {vec2} b The second vector.
+ * @param {ReadonlyVec2} a The first vector.
+ * @param {ReadonlyVec2} b The second vector.
  * @returns {Boolean} True if the vectors are equal, false otherwise.
  */
 export function exactEquals(a, b) {
@@ -552,8 +552,8 @@ <h1 class="page-title">Source: vec2.js</h1>
 /**
  * Returns whether or not the vectors have approximately the same elements in the same position.
  *
- * @param {vec2} a The first vector.
- * @param {vec2} b The second vector.
+ * @param {ReadonlyVec2} a The first vector.
+ * @param {ReadonlyVec2} b The second vector.
  * @returns {Boolean} True if the vectors are equal, false otherwise.
  */
 export function equals(a, b) {
@@ -669,7 +669,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/vec3.js.html b/docs/vec3.js.html
index 4e512640..04b3fef7 100644
--- a/docs/vec3.js.html
+++ b/docs/vec3.js.html
@@ -51,7 +51,7 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Creates a new vec3 initialized with values from an existing vector
  *
- * @param {vec3} a vector to clone
+ * @param {ReadonlyVec3} a vector to clone
  * @returns {vec3} a new 3D vector
  */
 export function clone(a) {
@@ -65,7 +65,7 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Calculates the length of a vec3
  *
- * @param {vec3} a vector to calculate length of
+ * @param {ReadonlyVec3} a vector to calculate length of
  * @returns {Number} length of a
  */
 export function length(a) {
@@ -95,7 +95,7 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Copy the values from one vec3 to another
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the source vector
+ * @param {ReadonlyVec3} a the source vector
  * @returns {vec3} out
  */
 export function copy(out, a) {
@@ -125,8 +125,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Adds two vec3's
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {vec3} out
  */
 export function add(out, a, b) {
@@ -140,8 +140,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Subtracts vector b from vector a
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {vec3} out
  */
 export function subtract(out, a, b) {
@@ -155,8 +155,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Multiplies two vec3's
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {vec3} out
  */
 export function multiply(out, a, b) {
@@ -170,8 +170,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Divides two vec3's
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {vec3} out
  */
 export function divide(out, a, b) {
@@ -185,7 +185,7 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Math.ceil the components of a vec3
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a vector to ceil
+ * @param {ReadonlyVec3} a vector to ceil
  * @returns {vec3} out
  */
 export function ceil(out, a) {
@@ -199,7 +199,7 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Math.floor the components of a vec3
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a vector to floor
+ * @param {ReadonlyVec3} a vector to floor
  * @returns {vec3} out
  */
 export function floor(out, a) {
@@ -213,8 +213,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Returns the minimum of two vec3's
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {vec3} out
  */
 export function min(out, a, b) {
@@ -228,8 +228,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Returns the maximum of two vec3's
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {vec3} out
  */
 export function max(out, a, b) {
@@ -243,7 +243,7 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Math.round the components of a vec3
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a vector to round
+ * @param {ReadonlyVec3} a vector to round
  * @returns {vec3} out
  */
 export function round(out, a) {
@@ -257,7 +257,7 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Scales a vec3 by a scalar number
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the vector to scale
+ * @param {ReadonlyVec3} a the vector to scale
  * @param {Number} b amount to scale the vector by
  * @returns {vec3} out
  */
@@ -272,8 +272,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Adds two vec3's after scaling the second operand by a scalar value
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @param {Number} scale the amount to scale b by before adding
  * @returns {vec3} out
  */
@@ -287,8 +287,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Calculates the euclidian distance between two vec3's
  *
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {Number} distance between a and b
  */
 export function distance(a, b) {
@@ -301,8 +301,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Calculates the squared euclidian distance between two vec3's
  *
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {Number} squared distance between a and b
  */
 export function squaredDistance(a, b) {
@@ -315,7 +315,7 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Calculates the squared length of a vec3
  *
- * @param {vec3} a vector to calculate squared length of
+ * @param {ReadonlyVec3} a vector to calculate squared length of
  * @returns {Number} squared length of a
  */
 export function squaredLength(a) {
@@ -329,7 +329,7 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Negates the components of a vec3
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a vector to negate
+ * @param {ReadonlyVec3} a vector to negate
  * @returns {vec3} out
  */
 export function negate(out, a) {
@@ -343,7 +343,7 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Returns the inverse of the components of a vec3
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a vector to invert
+ * @param {ReadonlyVec3} a vector to invert
  * @returns {vec3} out
  */
 export function inverse(out, a) {
@@ -357,7 +357,7 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Normalize a vec3
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a vector to normalize
+ * @param {ReadonlyVec3} a vector to normalize
  * @returns {vec3} out
  */
 export function normalize(out, a) {
@@ -378,8 +378,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Calculates the dot product of two vec3's
  *
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {Number} dot product of a and b
  */
 export function dot(a, b) {
@@ -390,8 +390,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Computes the cross product of two vec3's
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @returns {vec3} out
  */
 export function cross(out, a, b) {
@@ -412,8 +412,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Performs a linear interpolation between two vec3's
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {vec3} out
  */
@@ -431,10 +431,10 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Performs a hermite interpolation with two control points
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
- * @param {vec3} c the third operand
- * @param {vec3} d the fourth operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
+ * @param {ReadonlyVec3} c the third operand
+ * @param {ReadonlyVec3} d the fourth operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {vec3} out
  */
@@ -456,10 +456,10 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Performs a bezier interpolation with two control points
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the first operand
- * @param {vec3} b the second operand
- * @param {vec3} c the third operand
- * @param {vec3} d the fourth operand
+ * @param {ReadonlyVec3} a the first operand
+ * @param {ReadonlyVec3} b the second operand
+ * @param {ReadonlyVec3} c the third operand
+ * @param {ReadonlyVec3} d the fourth operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {vec3} out
  */
@@ -504,8 +504,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * 4th vector component is implicitly '1'
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the vector to transform
- * @param {mat4} m matrix to transform with
+ * @param {ReadonlyVec3} a the vector to transform
+ * @param {ReadonlyMat4} m matrix to transform with
  * @returns {vec3} out
  */
 export function transformMat4(out, a, m) {
@@ -524,8 +524,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Transforms the vec3 with a mat3.
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the vector to transform
- * @param {mat3} m the 3x3 matrix to transform with
+ * @param {ReadonlyVec3} a the vector to transform
+ * @param {ReadonlyMat3} m the 3x3 matrix to transform with
  * @returns {vec3} out
  */
 export function transformMat3(out, a, m) {
@@ -543,8 +543,8 @@ <h1 class="page-title">Source: vec3.js</h1>
  * Can also be used for dual quaternions. (Multiply it with the real part)
  *
  * @param {vec3} out the receiving vector
- * @param {vec3} a the vector to transform
- * @param {quat} q quaternion to transform with
+ * @param {ReadonlyVec3} a the vector to transform
+ * @param {ReadonlyQuat} q quaternion to transform with
  * @returns {vec3} out
  */
 export function transformQuat(out, a, q) {
@@ -584,8 +584,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Rotate a 3D vector around the x-axis
  * @param {vec3} out The receiving vec3
- * @param {vec3} a The vec3 point to rotate
- * @param {vec3} b The origin of the rotation
+ * @param {ReadonlyVec3} a The vec3 point to rotate
+ * @param {ReadonlyVec3} b The origin of the rotation
  * @param {Number} rad The angle of rotation in radians
  * @returns {vec3} out
  */
@@ -613,8 +613,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Rotate a 3D vector around the y-axis
  * @param {vec3} out The receiving vec3
- * @param {vec3} a The vec3 point to rotate
- * @param {vec3} b The origin of the rotation
+ * @param {ReadonlyVec3} a The vec3 point to rotate
+ * @param {ReadonlyVec3} b The origin of the rotation
  * @param {Number} rad The angle of rotation in radians
  * @returns {vec3} out
  */
@@ -642,8 +642,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Rotate a 3D vector around the z-axis
  * @param {vec3} out The receiving vec3
- * @param {vec3} a The vec3 point to rotate
- * @param {vec3} b The origin of the rotation
+ * @param {ReadonlyVec3} a The vec3 point to rotate
+ * @param {ReadonlyVec3} b The origin of the rotation
  * @param {Number} rad The angle of rotation in radians
  * @returns {vec3} out
  */
@@ -670,8 +670,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 
 /**
  * Get the angle between two 3D vectors
- * @param {vec3} a The first operand
- * @param {vec3} b The second operand
+ * @param {ReadonlyVec3} a The first operand
+ * @param {ReadonlyVec3} b The second operand
  * @returns {Number} The angle in radians
  */
 export function angle(a, b) {
@@ -704,7 +704,7 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Returns a string representation of a vector
  *
- * @param {vec3} a vector to represent as a string
+ * @param {ReadonlyVec3} a vector to represent as a string
  * @returns {String} string representation of the vector
  */
 export function str(a) {
@@ -714,8 +714,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Returns whether or not the vectors have exactly the same elements in the same position (when compared with ===)
  *
- * @param {vec3} a The first vector.
- * @param {vec3} b The second vector.
+ * @param {ReadonlyVec3} a The first vector.
+ * @param {ReadonlyVec3} b The second vector.
  * @returns {Boolean} True if the vectors are equal, false otherwise.
  */
 export function exactEquals(a, b) {
@@ -725,8 +725,8 @@ <h1 class="page-title">Source: vec3.js</h1>
 /**
  * Returns whether or not the vectors have approximately the same elements in the same position.
  *
- * @param {vec3} a The first vector.
- * @param {vec3} b The second vector.
+ * @param {ReadonlyVec3} a The first vector.
+ * @param {ReadonlyVec3} b The second vector.
  * @returns {Boolean} True if the vectors are equal, false otherwise.
  */
 export function equals(a, b) {
@@ -848,7 +848,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
 <br class="clear">
 
 <footer>
-    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Fri Feb 14 2020 09:28:42 GMT+0100 (Central European Standard Time)
+    Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Wed Apr 01 2020 11:00:40 GMT+0200 (Central European Summer Time)
 </footer>
 
 <script> prettyPrint(); </script>
diff --git a/docs/vec4.js.html b/docs/vec4.js.html
index 1dfcc8df..165d40b6 100644
--- a/docs/vec4.js.html
+++ b/docs/vec4.js.html
@@ -52,7 +52,7 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Creates a new vec4 initialized with values from an existing vector
  *
- * @param {vec4} a vector to clone
+ * @param {ReadonlyVec4} a vector to clone
  * @returns {vec4} a new 4D vector
  */
 export function clone(a) {
@@ -86,7 +86,7 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Copy the values from one vec4 to another
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the source vector
+ * @param {ReadonlyVec4} a the source vector
  * @returns {vec4} out
  */
 export function copy(out, a) {
@@ -119,8 +119,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Adds two vec4's
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {vec4} out
  */
 export function add(out, a, b) {
@@ -135,8 +135,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Subtracts vector b from vector a
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {vec4} out
  */
 export function subtract(out, a, b) {
@@ -151,8 +151,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Multiplies two vec4's
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {vec4} out
  */
 export function multiply(out, a, b) {
@@ -167,8 +167,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Divides two vec4's
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {vec4} out
  */
 export function divide(out, a, b) {
@@ -183,7 +183,7 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Math.ceil the components of a vec4
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a vector to ceil
+ * @param {ReadonlyVec4} a vector to ceil
  * @returns {vec4} out
  */
 export function ceil(out, a) {
@@ -198,7 +198,7 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Math.floor the components of a vec4
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a vector to floor
+ * @param {ReadonlyVec4} a vector to floor
  * @returns {vec4} out
  */
 export function floor(out, a) {
@@ -213,8 +213,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Returns the minimum of two vec4's
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {vec4} out
  */
 export function min(out, a, b) {
@@ -229,8 +229,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Returns the maximum of two vec4's
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {vec4} out
  */
 export function max(out, a, b) {
@@ -245,7 +245,7 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Math.round the components of a vec4
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a vector to round
+ * @param {ReadonlyVec4} a vector to round
  * @returns {vec4} out
  */
 export function round(out, a) {
@@ -260,7 +260,7 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Scales a vec4 by a scalar number
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the vector to scale
+ * @param {ReadonlyVec4} a the vector to scale
  * @param {Number} b amount to scale the vector by
  * @returns {vec4} out
  */
@@ -276,8 +276,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Adds two vec4's after scaling the second operand by a scalar value
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @param {Number} scale the amount to scale b by before adding
  * @returns {vec4} out
  */
@@ -292,8 +292,8 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Calculates the euclidian distance between two vec4's
  *
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {Number} distance between a and b
  */
 export function distance(a, b) {
@@ -307,8 +307,8 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Calculates the squared euclidian distance between two vec4's
  *
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {Number} squared distance between a and b
  */
 export function squaredDistance(a, b) {
@@ -322,7 +322,7 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Calculates the length of a vec4
  *
- * @param {vec4} a vector to calculate length of
+ * @param {ReadonlyVec4} a vector to calculate length of
  * @returns {Number} length of a
  */
 export function length(a) {
@@ -336,7 +336,7 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Calculates the squared length of a vec4
  *
- * @param {vec4} a vector to calculate squared length of
+ * @param {ReadonlyVec4} a vector to calculate squared length of
  * @returns {Number} squared length of a
  */
 export function squaredLength(a) {
@@ -351,7 +351,7 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Negates the components of a vec4
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a vector to negate
+ * @param {ReadonlyVec4} a vector to negate
  * @returns {vec4} out
  */
 export function negate(out, a) {
@@ -366,7 +366,7 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Returns the inverse of the components of a vec4
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a vector to invert
+ * @param {ReadonlyVec4} a vector to invert
  * @returns {vec4} out
  */
 export function inverse(out, a) {
@@ -381,7 +381,7 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Normalize a vec4
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a vector to normalize
+ * @param {ReadonlyVec4} a vector to normalize
  * @returns {vec4} out
  */
 export function normalize(out, a) {
@@ -403,8 +403,8 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Calculates the dot product of two vec4's
  *
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @returns {Number} dot product of a and b
  */
 export function dot(a, b) {
@@ -414,10 +414,10 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Returns the cross-product of three vectors in a 4-dimensional space
  *
- * @param {vec4} result the receiving vector
- * @param {vec4} U the first vector
- * @param {vec4} V the second vector
- * @param {vec4} W the third vector
+ * @param {ReadonlyVec4} result the receiving vector
+ * @param {ReadonlyVec4} U the first vector
+ * @param {ReadonlyVec4} V the second vector
+ * @param {ReadonlyVec4} W the third vector
  * @returns {vec4} result
  */
 export function cross(out, u, v, w) {
@@ -444,8 +444,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Performs a linear interpolation between two vec4's
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the first operand
- * @param {vec4} b the second operand
+ * @param {ReadonlyVec4} a the first operand
+ * @param {ReadonlyVec4} b the second operand
  * @param {Number} t interpolation amount, in the range [0-1], between the two inputs
  * @returns {vec4} out
  */
@@ -499,8 +499,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Transforms the vec4 with a mat4.
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the vector to transform
- * @param {mat4} m matrix to transform with
+ * @param {ReadonlyVec4} a the vector to transform
+ * @param {ReadonlyMat4} m matrix to transform with
  * @returns {vec4} out
  */
 export function transformMat4(out, a, m) {
@@ -519,8 +519,8 @@ <h1 class="page-title">Source: vec4.js</h1>
  * Transforms the vec4 with a quat
  *
  * @param {vec4} out the receiving vector
- * @param {vec4} a the vector to transform
- * @param {quat} q quaternion to transform with
+ * @param {ReadonlyVec4} a the vector to transform
+ * @param {ReadonlyQuat} q quaternion to transform with
  * @returns {vec4} out
  */
 export function transformQuat(out, a, q) {
@@ -563,7 +563,7 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Returns a string representation of a vector
  *
- * @param {vec4} a vector to represent as a string
+ * @param {ReadonlyVec4} a vector to represent as a string
  * @returns {String} string representation of the vector
  */
 export function str(a) {
@@ -573,8 +573,8 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Returns whether or not the vectors have exactly the same elements in the same position (when compared with ===)
  *
- * @param {vec4} a The first vector.
- * @param {vec4} b The second vector.
+ * @param {ReadonlyVec4} a The first vector.
+ * @param {ReadonlyVec4} b The second vector.
  * @returns {Boolean} True if the vectors are equal, false otherwise.
  */
 export function exactEquals(a, b) {
@@ -584,8 +584,8 @@ <h1 class="page-title">Source: vec4.js</h1>
 /**
  * Returns whether or not the vectors have approximately the same elements in the same position.
  *
- * @param {vec4} a The first vector.
- * @param {vec4} b The second vector.
+ * @param {ReadonlyVec4} a The first vector.
+ * @param {ReadonlyVec4} b The second vector.
  * @returns {Boolean} True if the vectors are equal, false otherwise.
  */
 export function equals(a, b) {
@@ -713,7 +713,7 @@ <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-gl
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