// 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=199a18ad61d702664ce6df1d7037aa48 REG_FIDDLE(Matrix_preSkew, 256, 256, false, 3) { void draw(SkCanvas* canvas) { SkMatrix matrix; SkPoint bitmapBounds[4], perspect[4] = {{50, 10}, {180, 40}, {236, 176}, {10, 206}}; SkRect::Make(source.bounds()).toQuad(bitmapBounds); matrix.setPolyToPoly(bitmapBounds, perspect, 4); matrix.preSkew(.5f, 0, source.width() / 2, source.height() / 2); canvas->concat(matrix); canvas->drawBitmap(source, 0, 0); } } // END FIDDLE