1cb93a386Sopenharmony_ci// Copyright 2019 Google LLC. 2cb93a386Sopenharmony_ci// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. 3cb93a386Sopenharmony_ci#include "tools/fiddle/examples.h" 4cb93a386Sopenharmony_ci// HASH=8e6530b26ab4096a9a91cfaadda1c568 5cb93a386Sopenharmony_ciREG_FIDDLE(Surface_MakeRasterDirectReleaseProc, 256, 256, true, 0) { 6cb93a386Sopenharmony_cistatic void release_direct_surface_storage(void* pixels, void* context) { 7cb93a386Sopenharmony_ci if (pixels == context) { 8cb93a386Sopenharmony_ci SkDebugf("expected release context\n"); 9cb93a386Sopenharmony_ci } 10cb93a386Sopenharmony_ci sk_free(pixels); 11cb93a386Sopenharmony_ci} 12cb93a386Sopenharmony_ci 13cb93a386Sopenharmony_civoid draw(SkCanvas* ) { 14cb93a386Sopenharmony_ci SkImageInfo info = SkImageInfo::MakeN32Premul(3, 3); 15cb93a386Sopenharmony_ci const size_t rowBytes = info.minRowBytes(); 16cb93a386Sopenharmony_ci void* pixels = sk_malloc_throw(info.computeByteSize(rowBytes)); 17cb93a386Sopenharmony_ci sk_sp<SkSurface> surface(SkSurface::MakeRasterDirectReleaseProc(info, pixels, rowBytes, 18cb93a386Sopenharmony_ci release_direct_surface_storage, pixels)); 19cb93a386Sopenharmony_ci SkCanvas* canvas = surface->getCanvas(); 20cb93a386Sopenharmony_ci canvas->clear(SK_ColorWHITE); 21cb93a386Sopenharmony_ci SkPMColor* colorPtr = (SkPMColor*) pixels; 22cb93a386Sopenharmony_ci SkPMColor pmWhite = colorPtr[0]; 23cb93a386Sopenharmony_ci SkPaint paint; 24cb93a386Sopenharmony_ci canvas->drawPoint(1, 1, paint); 25cb93a386Sopenharmony_ci canvas->flush(); // ensure that point was drawn 26cb93a386Sopenharmony_ci for (int y = 0; y < info.height(); ++y) { 27cb93a386Sopenharmony_ci for (int x = 0; x < info.width(); ++x) { 28cb93a386Sopenharmony_ci SkDebugf("%c", *colorPtr++ == pmWhite ? '-' : 'x'); 29cb93a386Sopenharmony_ci } 30cb93a386Sopenharmony_ci SkDebugf("\n"); 31cb93a386Sopenharmony_ci } 32cb93a386Sopenharmony_ci} 33cb93a386Sopenharmony_ci} // END FIDDLE 34