| /* |
| * Copyright 2021 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "gm/gm.h" |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkFont.h" |
| #include "include/core/SkPaint.h" |
| #include "include/core/SkRect.h" |
| #include "include/core/SkSurface.h" |
| #include "include/core/SkTextBlob.h" |
| #include "include/gpu/GpuTypes.h" |
| #include "include/gpu/ganesh/SkSurfaceGanesh.h" |
| #include "tools/fonts/FontToolUtils.h" |
| |
| DEF_SIMPLE_GM_BG(skbug_12212, canvas, 400, 400, SK_ColorCYAN) { |
| // Create an Alpha_8 surface to draw into (strangely, with RGB pixel geometry). |
| auto imageInfo = SkImageInfo::Make(/*width=*/400, /*height=*/400, kAlpha_8_SkColorType, |
| kPremul_SkAlphaType); |
| SkSurfaceProps props(/*flags=*/0, kRGB_H_SkPixelGeometry); |
| sk_sp<SkSurface> surface = SkSurfaces::RenderTarget( |
| canvas->recordingContext(), skgpu::Budgeted::kNo, imageInfo, /*sampleCount=*/0, &props); |
| if (!surface) { |
| surface = SkSurfaces::Raster(imageInfo, &props); |
| } |
| |
| // Draw text into the surface using LCD antialiasing. |
| SkPaint p; |
| p.setAntiAlias(true); |
| p.setBlendMode(SkBlendMode::kSrc); |
| p.setAlpha(0x80); |
| SkFont font = ToolUtils::DefaultPortableFont(); |
| font.setSize(170); |
| font.setEdging(SkFont::Edging::kSubpixelAntiAlias); |
| auto textBlob = SkTextBlob::MakeFromText("text", /*byteLength=*/4, font); |
| surface->getCanvas()->drawTextBlob(textBlob, /*x=*/50, /*y=*/350, p); |
| |
| // Draw the surface on our main canvas. |
| surface->draw(canvas, /*x=*/0, /*y=*/0); |
| } |