d88c2e8e09
Change-Id: I9a6b2780cfdd91cdd16d5a08eb9ba1214492cb7e Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201982 Commit-Queue: Hal Canary <halcanary@google.com> Reviewed-by: Hal Canary <halcanary@google.com>
17 lines
702 B
C++
17 lines
702 B
C++
// Copyright 2019 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "fiddle/examples.h"
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// HASH=6b4562c7052da94f3d5b2412dca41946
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REG_FIDDLE(Matrix_Concat, 256, 64, false, 4) {
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void draw(SkCanvas* canvas) {
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SkMatrix matrix, matrix2;
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SkPoint bitmapBounds[4], perspect[4] = {{50, 10}, {180, 40}, {236, 176}, {10, 206}};
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SkRect::Make(source.bounds()).toQuad(bitmapBounds);
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matrix.setPolyToPoly(bitmapBounds, perspect, 4);
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matrix2.setPolyToPoly(perspect, bitmapBounds, 4);
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SkMatrix concat = SkMatrix::Concat(matrix, matrix2);
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canvas->concat(concat);
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canvas->drawBitmap(source, 0, 0);
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}
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} // END FIDDLE
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