skia2/docs/examples/Image_makeRasterImage.cpp
Robert Phillips 3b356c5696 Update more example code to GrDirectContext/GrRecordingContext pair
Change-Id: Ic12b8292a09be097e99d2dc912d6d5188e645fbd
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/307299
Reviewed-by: Adlai Holler <adlai@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
2020-08-13 19:30:12 +00:00

35 lines
1.4 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=aed5f399915d40bb5d133ab586e5bac3
REG_FIDDLE(Image_makeRasterImage, 256, 256, false, 5) {
void draw(SkCanvas* canvas) {
auto dContext = GrAsDirectContext(canvas->recordingContext());
if (!dContext) {
return;
}
auto drawImage = [=](sk_sp<SkImage> image, const char* label) -> void {
if (nullptr == image) {
return;
}
SkPaint paint;
paint.setAntiAlias(true);
SkFont font;
sk_sp<SkImage> raster(image->makeRasterImage());
canvas->drawImage(raster, 0, 0);
canvas->drawString(label, 20, raster->height() / 4, font, paint);
};
sk_sp<SkImage> bitmapImage(SkImage::MakeFromBitmap(source));
sk_sp<SkImage> textureImage(SkImage::MakeFromTexture(dContext, backEndTexture,
kTopLeft_GrSurfaceOrigin,
kRGBA_8888_SkColorType,
kOpaque_SkAlphaType, nullptr));
drawImage(image, "image");
canvas->translate(image->width(), 0);
drawImage(bitmapImage, "source");
canvas->translate(-image->width(), image->height());
drawImage(textureImage, "backEndTexture");
}
} // END FIDDLE