skia2/docs/examples/Canvas_drawPatch_2_b.cpp
Mike Reed 5ec22387ff Simplify common case of linear filtering with no mips
Change-Id: I08b4a7bc088705b93a0aa680f6733d09c7ad23dd
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/354221
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Mike Reed <reed@google.com>
2021-01-15 16:47:16 +00:00

20 lines
927 B
C++

// 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=3412c2a16cb529af0e04878d264451f2
REG_FIDDLE(Canvas_drawPatch_2_b, 256, 256, false, 6) {
void draw(SkCanvas* canvas) {
// SkBitmap source = checkerboard;
SkPaint paint;
paint.setAntiAlias(true);
SkPoint cubics[] = { { 3, 1 }, { 4, 2 }, { 5, 1 }, { 7, 3 },
/* { 7, 3 }, */ { 6, 4 }, { 7, 5 }, { 5, 7 },
/* { 5, 7 }, */ { 4, 6 }, { 3, 7 }, { 1, 5 },
/* { 1, 5 }, */ { 2, 4 }, { 1, 3 }, /* { 3, 1 } */ };
SkPoint texCoords[] = { { 0, 0 }, { 0, 62}, { 62, 62}, { 62, 0 } };
paint.setShader(source.makeShader(SkSamplingOptions(SkFilterMode::kLinear)));
canvas->scale(30, 30);
canvas->drawPatch(cubics, nullptr, texCoords, paint);
}
} // END FIDDLE