// Copyright 2019 Google LLC. // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. #include "tools/fiddle/examples.h" // HASH=6b4562c7052da94f3d5b2412dca41946 REG_FIDDLE(Matrix_Concat, 256, 64, false, 4) { void draw(SkCanvas* canvas) { SkMatrix matrix, matrix2; SkPoint bitmapBounds[4], perspect[4] = {{50, 10}, {180, 40}, {236, 176}, {10, 206}}; SkRect::Make(image->bounds()).toQuad(bitmapBounds); matrix.setPolyToPoly(bitmapBounds, perspect, 4); matrix2.setPolyToPoly(perspect, bitmapBounds, 4); SkMatrix concat = SkMatrix::Concat(matrix, matrix2); canvas->concat(concat); canvas->drawImage(image, 0, 0); } } // END FIDDLE