skia2/docs/examples/Surface_MakeRenderTarget_2.cpp
Mike Reed b746b1f598 Pass sampling to surface.draw
Bug: skia:7650
Change-Id: I97941a44faa4176f94d57a9c1626ac36b0c0c4ea
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/350557
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Mike Reed <reed@google.com>
2021-01-06 19:05:00 +00:00

39 lines
1.5 KiB
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=640321e8ecfb3f9329f3bc6e1f02485f
REG_FIDDLE(Surface_MakeRenderTarget_2, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
auto test_draw = [](SkCanvas* surfaceCanvas) -> void {
SkFont font(nullptr, 32);
SkPaint paint;
paint.setAntiAlias(true);
// TODO: where did this setting go?
//paint.setLCDRenderText(true);
paint.setColor(0xFFBBBBBB);
surfaceCanvas->drawRect(SkRect::MakeWH(128, 64), paint);
paint.setColor(SK_ColorWHITE);
surfaceCanvas->drawString("Text", 0, 25, font, paint);
};
auto context = canvas->recordingContext();
SkImageInfo info = SkImageInfo::MakeN32(128, 64, kOpaque_SkAlphaType);
int y = 0;
for (auto geometry : { kRGB_H_SkPixelGeometry, kBGR_H_SkPixelGeometry,
kRGB_V_SkPixelGeometry, kBGR_V_SkPixelGeometry } ) {
SkSurfaceProps props(0, geometry);
sk_sp<SkSurface> surface = context
? SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info, 0, &props)
: SkSurface::MakeRaster(info, &props);
test_draw(surface->getCanvas());
surface->draw(canvas, 0, y);
sk_sp<SkImage> image(surface->makeImageSnapshot());
SkAutoCanvasRestore acr(canvas, true);
canvas->scale(8, 8);
canvas->drawImage(image, 12, y / 8);
y += 64;
}
}
} // END FIDDLE