Adding some documentation to Matrix.mapVectors methods. (3a58ec10) · Commits · e / os / android_frameworks_base

graphics/java/android/graphics/Matrix.java

+11 −0

Original line number	Diff line number	Diff line
		@@ -422,6 +422,10 @@ public class Matrix {
		* the transformed vectors into the array of vectors specified by dst. The
		* two arrays represent their "vectors" as pairs of floats [x, y].
		*
		* Note: this method does not apply the translation associated with the matrix. Use
		* {@link Matrix#mapPoints(float[], int, float[], int, int)} if you want the translation
		* to be applied.
		*
		* @param dst The array of dst vectors (x,y pairs)
		* @param dstIndex The index of the first [x,y] pair of dst floats
		* @param src The array of src vectors (x,y pairs)
		@@ -455,6 +459,9 @@ public class Matrix {
		* the transformed vectors into the array of vectors specified by dst. The
		* two arrays represent their "vectors" as pairs of floats [x, y].
		*
		* Note: this method does not apply the translation associated with the matrix. Use
		* {@link Matrix#mapPoints(float[], float[])} if you want the translation to be applied.
		*
		* @param dst The array of dst vectors (x,y pairs)
		* @param src The array of src vectors (x,y pairs)
		*/
		@@ -478,6 +485,10 @@ public class Matrix {
		/**
		* Apply this matrix to the array of 2D vectors, and write the transformed
		* vectors back into the array.
		*
		* Note: this method does not apply the translation associated with the matrix. Use
		* {@link Matrix#mapPoints(float[])} if you want the translation to be applied.
		*
		* @param vecs The array [x0, y0, x1, y1, ...] of vectors to transform.
		*/
		public void mapVectors(float[] vecs) {