diff options
author | reed <reed@google.com> | 2016-02-18 17:11:47 -0800 |
---|---|---|
committer | Commit bot <commit-bot@chromium.org> | 2016-02-18 17:11:47 -0800 |
commit | b187dd3fb34a2368a31f1672c917adf068e8a6d3 (patch) | |
tree | 0dfdad94cbbf326e246e1e6de963731d6a694447 /gm | |
parent | 4b25cf0bc0ee91fdb9351bbdd284f23c0d9919b1 (diff) |
remove xferu64 gm -- not needed now that the blitters are hooked up
BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1710283002
TBR=
Review URL: https://codereview.chromium.org/1710283002
Diffstat (limited to 'gm')
-rw-r--r-- | gm/xferu64.cpp | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/gm/xferu64.cpp b/gm/xferu64.cpp deleted file mode 100644 index fef1a44b93..0000000000 --- a/gm/xferu64.cpp +++ /dev/null @@ -1,150 +0,0 @@ -/* - * Copyright 2016 Google Inc. - * - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "gm.h" -#include "SkCanvas.h" -#include "SkImageInfo.h" -#include "SkXfermode.h" -#include "SkHalf.h" -#include "SkImage.h" -#include "SkPM4f.h" - -static SkPMColor f16_to_pmcolor(uint64_t src) { - SkPMColor dst; - const SkHalf* sptr = reinterpret_cast<const SkHalf*>(&src); - uint8_t* dptr = reinterpret_cast<uint8_t*>(&dst); - for (int i = 0; i < 4; ++i) { - float f = SkHalfToFloat(sptr[i]); - dptr[i] = SkToU8((int)(f * 255 + 0.5f)); - } - return dst; -} - -static SkPMColor u16_to_pmcolor(uint64_t src) { - SkPMColor dst; - const uint16_t* sptr = reinterpret_cast<const uint16_t*>(&src); - uint8_t* dptr = reinterpret_cast<uint8_t*>(&dst); - for (int i = 0; i < 4; ++i) { - dptr[i] = sptr[i] >> 8; - } - return dst; -} - -static SkImage* new_u64_image(const SkBitmap& src, uint32_t flags) { - SkBitmap dst; - dst.allocN32Pixels(src.width(), src.height()); - SkPixmap srcPM, dstPM; - src.peekPixels(&srcPM); - dst.peekPixels(&dstPM); - - for (int y = 0; y < srcPM.height(); ++y) { - for (int x = 0; x < srcPM.width(); ++x) { - uint64_t srcP = *srcPM.addr64(x, y); - uint32_t* dstP = dstPM.writable_addr32(x, y); - - if (flags & SkXfermode::kDstIsFloat16_U64Flag) { - *dstP = f16_to_pmcolor(srcP); - } else { - *dstP = u16_to_pmcolor(srcP); - } - } - } - return SkImage::NewRasterCopy(dstPM.info(), dstPM.addr(), dstPM.rowBytes()); -} - -static void draw_rect(SkCanvas* canvas, const SkRect& r, SkColor c, uint32_t u64_flags, - const SkAlpha aa[]) { - const SkIRect ir = r.round(); - const SkImageInfo info = SkImageInfo::Make(ir.width(), ir.height(), - kRGBA_F16_SkColorType, kPremul_SkAlphaType); - - SkBitmap bm; - bm.allocPixels(info); - SkPixmap pm; - bm.peekPixels(&pm); - memset(pm.writable_addr(), 0, pm.getSafeSize()); - - if (SkColorGetA(c) == 0xFF) { - u64_flags |= SkXfermode::kSrcIsOpaque_PM4fFlag; - } - - const SkXfermode::U64State state { nullptr, u64_flags }; - - const SkPM4f src = SkColor4f::FromColor(c).premul(); - auto proc1 = SkXfermode::GetU64Proc1(SkXfermode::kSrcOver_Mode, u64_flags); - for (int y = 0; y < ir.height()/2; ++y) { - proc1(state, pm.writable_addr64(0, y), src, ir.width(), aa); - } - - SkPM4f buffer[1000]; - for (int i = 0; i < ir.width(); ++i) { - buffer[i] = src; - } - auto procN = SkXfermode::GetU64ProcN(SkXfermode::kSrcOver_Mode, u64_flags); - for (int y = ir.height()/2 + 1; y < ir.height(); ++y) { - procN(state, pm.writable_addr64(0, y), buffer, ir.width(), aa); - } - - SkAutoTUnref<SkImage> image(new_u64_image(bm, u64_flags)); - canvas->drawImage(image, r.left(), r.top(), nullptr); -} - -/* - * Test SkXfer4fProcs directly for src-over, comparing them to current SkColor blits. - */ -DEF_SIMPLE_GM(xfer_u64_srcover, canvas, 580, 760) { - const int IW = 50; - const SkScalar W = IW; - const SkScalar H = 100; - - const int32_t flags[] = { - -1, // normal - 0, // U16 components - SkXfermode::kDstIsFloat16_U64Flag, // F16 components - }; - const SkColor colors[] = { - SK_ColorBLACK, SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, - 0x88000000, 0x88FF0000, 0x8800FF00, 0x880000FF - }; - - uint8_t aa_scanline[IW]; - for (int i = 0; i < IW; ++i) { - aa_scanline[i] = i * 255 / (IW - 1); - } - uint8_t const* aa_table[] = { nullptr, aa_scanline }; - - SkBitmap mask; - mask.installPixels(SkImageInfo::MakeA8(IW, 1), aa_scanline, IW); - - canvas->translate(20, 20); - - const SkRect r = SkRect::MakeWH(W, H); - for (const uint8_t* aa : aa_table) { - canvas->save(); - for (auto flag : flags) { - canvas->save(); - for (SkColor c : colors) { - if (flag < 0) { - SkPaint p; - p.setColor(c); - if (aa) { - canvas->drawBitmapRect(mask, r, &p); - } else { - canvas->drawRect(r, p); - } - } else { - draw_rect(canvas, r, c, flag, aa); - } - canvas->translate(W + 20, 0); - } - canvas->restore(); - canvas->translate(0, H + 20); - } - canvas->restore(); - canvas->translate(0, (H + 20) * SK_ARRAY_COUNT(flags) + 20); - } -} |