skia2/docs/examples/Pixmap_shiftPerPixel.cpp
Hal Canary d88c2e8e09 Docs: rename examples files to match names
Change-Id: I9a6b2780cfdd91cdd16d5a08eb9ba1214492cb7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201982
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2019-03-19 18:49:22 +00:00

37 lines
1.9 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 "fiddle/examples.h"
// HASH=bf31ee140e2c163c3957276e6d4c4f0c
REG_FIDDLE(Pixmap_shiftPerPixel, 256, 256, true, 0) {
const char* color_type(SkColorType ct) {
switch (ct) {
case kUnknown_SkColorType: return "Unknown";
case kAlpha_8_SkColorType: return "Alpha_8";
case kRGB_565_SkColorType: return "RGB_565";
case kARGB_4444_SkColorType: return "ARGB_4444";
case kRGBA_8888_SkColorType: return "RGBA_8888";
case kRGB_888x_SkColorType: return "RGB_888x";
case kBGRA_8888_SkColorType: return "BGRA_8888";
case kRGBA_1010102_SkColorType: return "RGBA_1010102";
case kRGB_101010x_SkColorType: return "RGB_101010x";
case kGray_8_SkColorType: return "Gray_8";
case kRGBA_F16Norm_SkColorType: return "RGBA_F16Norm";
case kRGBA_F16_SkColorType: return "RGBA_F16";
case kRGBA_F32_SkColorType: return "RGBA_F32";
default: SkASSERT(false); return nullptr;
}
}
void draw(SkCanvas* canvas) {
SkImageInfo info = SkImageInfo::MakeA8(1, 1);
for (SkColorType colorType : { kUnknown_SkColorType, kAlpha_8_SkColorType,
kRGB_565_SkColorType, kARGB_4444_SkColorType,
kRGBA_8888_SkColorType, kBGRA_8888_SkColorType,
kGray_8_SkColorType, kRGBA_F16_SkColorType } ) {
SkPixmap pixmap(info.makeColorType(colorType), nullptr, 4);
SkDebugf("color: k" "%s" "_SkColorType" "%*s" "bytesPerPixel: %d shiftPerPixel: %d\n",
color_type(colorType), 10 - strlen(color_type(colorType)), " ",
pixmap.info().bytesPerPixel(), pixmap.shiftPerPixel());
}
}
} // END FIDDLE