skia2/docs/examples/Image_MakeFromTexture_2.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

26 lines
1.0 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=2b1e46354d823dbb53fa6af570135329
REG_FIDDLE(Image_MakeFromTexture_2, 256, 256, false, 4) {
void draw(SkCanvas* canvas) {
auto dContext = GrAsDirectContext(canvas->recordingContext());
if (!dContext) {
return;
}
auto releaseCallback = [](SkImage::ReleaseContext releaseContext) -> void {
*((int *) releaseContext) += 128;
};
int x = 0, y = 0;
for (auto origin : { kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin } ) {
sk_sp<SkImage> image = SkImage::MakeFromTexture(dContext, backEndTexture,
origin, kRGBA_8888_SkColorType,
kOpaque_SkAlphaType, nullptr,
releaseCallback, &x);
canvas->drawImage(image, x, y);
y += 128;
}
}
} // END FIDDLE