0fb10ab912
This makes part of of our testing infrastructure (i.e., the GMs) compatible with Graphite's more stringent requirements. Bug: skia:12701 Change-Id: I5e42d93050eccc1e455f46e07b64654ad3d4548c Reviewed-on: https://skia-review.googlesource.com/c/skia/+/531997 Reviewed-by: Jim Van Verth <jvanverth@google.com> Commit-Queue: Robert Phillips <robertphillips@google.com>
552 lines
20 KiB
C++
552 lines
20 KiB
C++
/*
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* Copyright 2014 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "include/core/SkBitmap.h"
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#include "include/core/SkBlendMode.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkColorPriv.h"
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#include "include/core/SkImage.h"
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#include "include/core/SkMatrix.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkPathBuilder.h"
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#include "include/core/SkPicture.h"
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#include "include/core/SkPixelRef.h"
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#include "include/core/SkPixmap.h"
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#include "include/core/SkPoint3.h"
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#include "include/core/SkRRect.h"
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#include "include/core/SkShader.h"
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#include "include/core/SkSurface.h"
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#include "include/core/SkTextBlob.h"
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#include "include/gpu/GrDirectContext.h"
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#include "include/gpu/GrRecordingContext.h"
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#include "include/ports/SkTypeface_win.h"
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#include "include/private/SkColorData.h"
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#include "include/private/SkFloatingPoint.h"
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#include "src/core/SkFontPriv.h"
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#include "src/gpu/ganesh/GrCaps.h"
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#include "src/gpu/ganesh/GrDirectContextPriv.h"
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#include "tools/ToolUtils.h"
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#include <cmath>
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#include <cstring>
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#if defined(SK_ENABLE_SVG)
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#include "modules/svg/include/SkSVGDOM.h"
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#include "modules/svg/include/SkSVGNode.h"
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#include "src/xml/SkDOM.h"
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#endif
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namespace ToolUtils {
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const char* alphatype_name(SkAlphaType at) {
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switch (at) {
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case kUnknown_SkAlphaType: return "Unknown";
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case kOpaque_SkAlphaType: return "Opaque";
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case kPremul_SkAlphaType: return "Premul";
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case kUnpremul_SkAlphaType: return "Unpremul";
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}
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SkASSERT(false);
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return "unexpected alphatype";
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}
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const char* colortype_name(SkColorType ct) {
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switch (ct) {
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case kUnknown_SkColorType: return "Unknown";
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case kAlpha_8_SkColorType: return "Alpha_8";
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case kA16_unorm_SkColorType: return "Alpha_16";
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case kA16_float_SkColorType: return "A16_float";
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case kRGB_565_SkColorType: return "RGB_565";
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case kARGB_4444_SkColorType: return "ARGB_4444";
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case kRGBA_8888_SkColorType: return "RGBA_8888";
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case kSRGBA_8888_SkColorType: return "SRGBA_8888";
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case kRGB_888x_SkColorType: return "RGB_888x";
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case kBGRA_8888_SkColorType: return "BGRA_8888";
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case kRGBA_1010102_SkColorType: return "RGBA_1010102";
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case kBGRA_1010102_SkColorType: return "BGRA_1010102";
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case kRGB_101010x_SkColorType: return "RGB_101010x";
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case kBGR_101010x_SkColorType: return "BGR_101010x";
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case kGray_8_SkColorType: return "Gray_8";
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case kRGBA_F16Norm_SkColorType: return "RGBA_F16Norm";
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case kRGBA_F16_SkColorType: return "RGBA_F16";
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case kRGBA_F32_SkColorType: return "RGBA_F32";
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case kR8G8_unorm_SkColorType: return "R8G8_unorm";
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case kR16G16_unorm_SkColorType: return "R16G16_unorm";
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case kR16G16_float_SkColorType: return "R16G16_float";
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case kR16G16B16A16_unorm_SkColorType: return "R16G16B16A16_unorm";
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case kR8_unorm_SkColorType: return "R8_unorm";
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}
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SkASSERT(false);
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return "unexpected colortype";
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}
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const char* colortype_depth(SkColorType ct) {
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switch (ct) {
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case kUnknown_SkColorType: return "Unknown";
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case kAlpha_8_SkColorType: return "A8";
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case kA16_unorm_SkColorType: return "A16";
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case kA16_float_SkColorType: return "AF16";
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case kRGB_565_SkColorType: return "565";
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case kARGB_4444_SkColorType: return "4444";
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case kRGBA_8888_SkColorType: return "8888";
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case kSRGBA_8888_SkColorType: return "8888";
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case kRGB_888x_SkColorType: return "888";
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case kBGRA_8888_SkColorType: return "8888";
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case kRGBA_1010102_SkColorType: return "1010102";
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case kBGRA_1010102_SkColorType: return "1010102";
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case kRGB_101010x_SkColorType: return "101010";
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case kBGR_101010x_SkColorType: return "101010";
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case kGray_8_SkColorType: return "G8";
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case kRGBA_F16Norm_SkColorType: return "F16Norm"; // TODO: "F16"?
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case kRGBA_F16_SkColorType: return "F16";
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case kRGBA_F32_SkColorType: return "F32";
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case kR8G8_unorm_SkColorType: return "88";
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case kR16G16_unorm_SkColorType: return "1616";
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case kR16G16_float_SkColorType: return "F16F16";
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case kR16G16B16A16_unorm_SkColorType: return "16161616";
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case kR8_unorm_SkColorType: return "8";
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}
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SkASSERT(false);
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return "unexpected colortype";
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}
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const char* tilemode_name(SkTileMode mode) {
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switch (mode) {
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case SkTileMode::kClamp: return "clamp";
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case SkTileMode::kRepeat: return "repeat";
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case SkTileMode::kMirror: return "mirror";
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case SkTileMode::kDecal: return "decal";
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}
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SkASSERT(false);
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return "unexpected tilemode";
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}
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SkColor color_to_565(SkColor color) {
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// Not a good idea to use this function for greyscale colors...
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// it will add an obvious purple or green tint.
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SkASSERT(SkColorGetR(color) != SkColorGetG(color) || SkColorGetR(color) != SkColorGetB(color) ||
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SkColorGetG(color) != SkColorGetB(color));
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SkPMColor pmColor = SkPreMultiplyColor(color);
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U16CPU color16 = SkPixel32ToPixel16(pmColor);
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return SkPixel16ToColor(color16);
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}
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sk_sp<SkShader> create_checkerboard_shader(SkColor c1, SkColor c2, int size) {
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SkBitmap bm;
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bm.allocPixels(SkImageInfo::MakeS32(2 * size, 2 * size, kPremul_SkAlphaType));
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bm.eraseColor(c1);
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bm.eraseArea(SkIRect::MakeLTRB(0, 0, size, size), c2);
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bm.eraseArea(SkIRect::MakeLTRB(size, size, 2 * size, 2 * size), c2);
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return bm.makeShader(SkTileMode::kRepeat, SkTileMode::kRepeat, SkSamplingOptions());
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}
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SkBitmap create_checkerboard_bitmap(int w, int h, SkColor c1, SkColor c2, int checkSize) {
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SkBitmap bitmap;
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bitmap.allocPixels(SkImageInfo::MakeS32(w, h, kPremul_SkAlphaType));
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SkCanvas canvas(bitmap);
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ToolUtils::draw_checkerboard(&canvas, c1, c2, checkSize);
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return bitmap;
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}
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sk_sp<SkImage> create_checkerboard_image(int w, int h, SkColor c1, SkColor c2, int checkSize) {
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auto surf = SkSurface::MakeRasterN32Premul(w, h);
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ToolUtils::draw_checkerboard(surf->getCanvas(), c1, c2, checkSize);
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return surf->makeImageSnapshot();
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}
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void draw_checkerboard(SkCanvas* canvas, SkColor c1, SkColor c2, int size) {
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SkPaint paint;
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paint.setShader(create_checkerboard_shader(c1, c2, size));
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paint.setBlendMode(SkBlendMode::kSrc);
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canvas->drawPaint(paint);
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}
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SkBitmap
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create_string_bitmap(int w, int h, SkColor c, int x, int y, int textSize, const char* str) {
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SkBitmap bitmap;
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bitmap.allocN32Pixels(w, h);
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SkCanvas canvas(bitmap);
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SkPaint paint;
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paint.setColor(c);
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SkFont font(ToolUtils::create_portable_typeface(), textSize);
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canvas.clear(0x00000000);
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canvas.drawSimpleText(str,
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strlen(str),
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SkTextEncoding::kUTF8,
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SkIntToScalar(x),
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SkIntToScalar(y),
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font,
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paint);
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// Tag data as sRGB (without doing any color space conversion). Color-space aware configs
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// will process this correctly but legacy configs will render as if this returned N32.
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SkBitmap result;
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result.setInfo(SkImageInfo::MakeS32(w, h, kPremul_SkAlphaType));
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result.setPixelRef(sk_ref_sp(bitmap.pixelRef()), 0, 0);
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return result;
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}
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sk_sp<SkImage> create_string_image(int w, int h, SkColor c, int x, int y, int textSize,
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const char* str) {
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return create_string_bitmap(w, h, c, x, y, textSize, str).asImage();
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}
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void add_to_text_blob_w_len(SkTextBlobBuilder* builder,
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const char* text,
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size_t len,
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SkTextEncoding encoding,
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const SkFont& font,
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SkScalar x,
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SkScalar y) {
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int count = font.countText(text, len, encoding);
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if (count < 1) {
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return;
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}
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auto run = builder->allocRun(font, count, x, y);
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font.textToGlyphs(text, len, encoding, run.glyphs, count);
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}
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void add_to_text_blob(SkTextBlobBuilder* builder,
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const char* text,
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const SkFont& font,
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SkScalar x,
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SkScalar y) {
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add_to_text_blob_w_len(builder, text, strlen(text), SkTextEncoding::kUTF8, font, x, y);
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}
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void get_text_path(const SkFont& font,
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const void* text,
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size_t length,
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SkTextEncoding encoding,
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SkPath* dst,
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const SkPoint pos[]) {
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SkAutoToGlyphs atg(font, text, length, encoding);
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const int count = atg.count();
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SkAutoTArray<SkPoint> computedPos;
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if (pos == nullptr) {
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computedPos.reset(count);
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font.getPos(atg.glyphs(), count, &computedPos[0]);
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pos = computedPos.get();
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}
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struct Rec {
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SkPath* fDst;
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const SkPoint* fPos;
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} rec = {dst, pos};
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font.getPaths(atg.glyphs(),
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atg.count(),
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[](const SkPath* src, const SkMatrix& mx, void* ctx) {
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Rec* rec = (Rec*)ctx;
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if (src) {
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SkMatrix tmp(mx);
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tmp.postTranslate(rec->fPos->fX, rec->fPos->fY);
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rec->fDst->addPath(*src, tmp);
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}
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rec->fPos += 1;
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},
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&rec);
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}
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SkPath make_star(const SkRect& bounds, int numPts, int step) {
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SkASSERT(numPts != step);
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SkPathBuilder builder;
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builder.setFillType(SkPathFillType::kEvenOdd);
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builder.moveTo(0, -1);
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for (int i = 1; i < numPts; ++i) {
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int idx = i * step % numPts;
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SkScalar theta = idx * 2 * SK_ScalarPI / numPts + SK_ScalarPI / 2;
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SkScalar x = SkScalarCos(theta);
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SkScalar y = -SkScalarSin(theta);
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builder.lineTo(x, y);
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}
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SkPath path = builder.detach();
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path.transform(SkMatrix::RectToRect(path.getBounds(), bounds));
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return path;
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}
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static inline void norm_to_rgb(SkBitmap* bm, int x, int y, const SkVector3& norm) {
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SkASSERT(SkScalarNearlyEqual(norm.length(), 1.0f));
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unsigned char r = static_cast<unsigned char>((0.5f * norm.fX + 0.5f) * 255);
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unsigned char g = static_cast<unsigned char>((-0.5f * norm.fY + 0.5f) * 255);
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unsigned char b = static_cast<unsigned char>((0.5f * norm.fZ + 0.5f) * 255);
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*bm->getAddr32(x, y) = SkPackARGB32(0xFF, r, g, b);
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}
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void create_hemi_normal_map(SkBitmap* bm, const SkIRect& dst) {
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const SkPoint center =
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SkPoint::Make(dst.fLeft + (dst.width() / 2.0f), dst.fTop + (dst.height() / 2.0f));
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const SkPoint halfSize = SkPoint::Make(dst.width() / 2.0f, dst.height() / 2.0f);
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SkVector3 norm;
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for (int y = dst.fTop; y < dst.fBottom; ++y) {
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for (int x = dst.fLeft; x < dst.fRight; ++x) {
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norm.fX = (x + 0.5f - center.fX) / halfSize.fX;
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norm.fY = (y + 0.5f - center.fY) / halfSize.fY;
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SkScalar tmp = norm.fX * norm.fX + norm.fY * norm.fY;
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if (tmp >= 1.0f) {
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norm.set(0.0f, 0.0f, 1.0f);
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} else {
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norm.fZ = sqrtf(1.0f - tmp);
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}
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norm_to_rgb(bm, x, y, norm);
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}
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}
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}
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void create_frustum_normal_map(SkBitmap* bm, const SkIRect& dst) {
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const SkPoint center =
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SkPoint::Make(dst.fLeft + (dst.width() / 2.0f), dst.fTop + (dst.height() / 2.0f));
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SkIRect inner = dst;
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inner.inset(dst.width() / 4, dst.height() / 4);
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SkPoint3 norm;
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const SkPoint3 left = SkPoint3::Make(-SK_ScalarRoot2Over2, 0.0f, SK_ScalarRoot2Over2);
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const SkPoint3 up = SkPoint3::Make(0.0f, -SK_ScalarRoot2Over2, SK_ScalarRoot2Over2);
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const SkPoint3 right = SkPoint3::Make(SK_ScalarRoot2Over2, 0.0f, SK_ScalarRoot2Over2);
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const SkPoint3 down = SkPoint3::Make(0.0f, SK_ScalarRoot2Over2, SK_ScalarRoot2Over2);
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for (int y = dst.fTop; y < dst.fBottom; ++y) {
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for (int x = dst.fLeft; x < dst.fRight; ++x) {
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if (inner.contains(x, y)) {
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norm.set(0.0f, 0.0f, 1.0f);
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} else {
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SkScalar locX = x + 0.5f - center.fX;
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SkScalar locY = y + 0.5f - center.fY;
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if (locX >= 0.0f) {
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if (locY > 0.0f) {
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norm = locX >= locY ? right : down; // LR corner
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} else {
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norm = locX > -locY ? right : up; // UR corner
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}
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} else {
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if (locY > 0.0f) {
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norm = -locX > locY ? left : down; // LL corner
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} else {
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norm = locX > locY ? up : left; // UL corner
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}
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}
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}
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norm_to_rgb(bm, x, y, norm);
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}
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}
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}
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void create_tetra_normal_map(SkBitmap* bm, const SkIRect& dst) {
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const SkPoint center =
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SkPoint::Make(dst.fLeft + (dst.width() / 2.0f), dst.fTop + (dst.height() / 2.0f));
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static const SkScalar k1OverRoot3 = 0.5773502692f;
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SkPoint3 norm;
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const SkPoint3 leftUp = SkPoint3::Make(-k1OverRoot3, -k1OverRoot3, k1OverRoot3);
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const SkPoint3 rightUp = SkPoint3::Make(k1OverRoot3, -k1OverRoot3, k1OverRoot3);
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const SkPoint3 down = SkPoint3::Make(0.0f, SK_ScalarRoot2Over2, SK_ScalarRoot2Over2);
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for (int y = dst.fTop; y < dst.fBottom; ++y) {
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for (int x = dst.fLeft; x < dst.fRight; ++x) {
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SkScalar locX = x + 0.5f - center.fX;
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SkScalar locY = y + 0.5f - center.fY;
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if (locX >= 0.0f) {
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if (locY > 0.0f) {
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norm = locX >= locY ? rightUp : down; // LR corner
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} else {
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norm = rightUp;
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}
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} else {
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if (locY > 0.0f) {
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norm = -locX > locY ? leftUp : down; // LL corner
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} else {
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norm = leftUp;
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}
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}
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norm_to_rgb(bm, x, y, norm);
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}
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}
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}
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bool copy_to(SkBitmap* dst, SkColorType dstColorType, const SkBitmap& src) {
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SkPixmap srcPM;
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if (!src.peekPixels(&srcPM)) {
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return false;
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}
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SkBitmap tmpDst;
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SkImageInfo dstInfo = srcPM.info().makeColorType(dstColorType);
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if (!tmpDst.setInfo(dstInfo)) {
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return false;
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}
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if (!tmpDst.tryAllocPixels()) {
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return false;
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}
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SkPixmap dstPM;
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if (!tmpDst.peekPixels(&dstPM)) {
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return false;
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}
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if (!srcPM.readPixels(dstPM)) {
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return false;
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}
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dst->swap(tmpDst);
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return true;
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}
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void copy_to_g8(SkBitmap* dst, const SkBitmap& src) {
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SkASSERT(kBGRA_8888_SkColorType == src.colorType() ||
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kRGBA_8888_SkColorType == src.colorType());
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SkImageInfo grayInfo = src.info().makeColorType(kGray_8_SkColorType);
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dst->allocPixels(grayInfo);
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uint8_t* dst8 = (uint8_t*)dst->getPixels();
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const uint32_t* src32 = (const uint32_t*)src.getPixels();
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const int w = src.width();
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const int h = src.height();
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const bool isBGRA = (kBGRA_8888_SkColorType == src.colorType());
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for (int y = 0; y < h; ++y) {
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if (isBGRA) {
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// BGRA
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for (int x = 0; x < w; ++x) {
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uint32_t s = src32[x];
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dst8[x] = SkComputeLuminance((s >> 16) & 0xFF, (s >> 8) & 0xFF, s & 0xFF);
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}
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} else {
|
|
// RGBA
|
|
for (int x = 0; x < w; ++x) {
|
|
uint32_t s = src32[x];
|
|
dst8[x] = SkComputeLuminance(s & 0xFF, (s >> 8) & 0xFF, (s >> 16) & 0xFF);
|
|
}
|
|
}
|
|
src32 = (const uint32_t*)((const char*)src32 + src.rowBytes());
|
|
dst8 += dst->rowBytes();
|
|
}
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
bool equal_pixels(const SkPixmap& a, const SkPixmap& b) {
|
|
if (a.width() != b.width() || a.height() != b.height() || a.colorType() != b.colorType()) {
|
|
return false;
|
|
}
|
|
|
|
for (int y = 0; y < a.height(); ++y) {
|
|
const char* aptr = (const char*)a.addr(0, y);
|
|
const char* bptr = (const char*)b.addr(0, y);
|
|
if (0 != memcmp(aptr, bptr, a.width() * a.info().bytesPerPixel())) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool equal_pixels(const SkBitmap& bm0, const SkBitmap& bm1) {
|
|
SkPixmap pm0, pm1;
|
|
return bm0.peekPixels(&pm0) && bm1.peekPixels(&pm1) && equal_pixels(pm0, pm1);
|
|
}
|
|
|
|
bool equal_pixels(const SkImage* a, const SkImage* b) {
|
|
// ensure that peekPixels will succeed
|
|
auto imga = a->makeRasterImage();
|
|
auto imgb = b->makeRasterImage();
|
|
|
|
SkPixmap pm0, pm1;
|
|
return imga->peekPixels(&pm0) && imgb->peekPixels(&pm1) && equal_pixels(pm0, pm1);
|
|
}
|
|
|
|
sk_sp<SkSurface> makeSurface(SkCanvas* canvas,
|
|
const SkImageInfo& info,
|
|
const SkSurfaceProps* props) {
|
|
auto surf = canvas->makeSurface(info, props);
|
|
if (!surf) {
|
|
surf = SkSurface::MakeRaster(info, props);
|
|
}
|
|
return surf;
|
|
}
|
|
|
|
void sniff_paths(const char filepath[], std::function<PathSniffCallback> callback) {
|
|
SkFILEStream stream(filepath);
|
|
if (!stream.isValid()) {
|
|
SkDebugf("sniff_paths: invalid input file at \"%s\"\n", filepath);
|
|
return;
|
|
}
|
|
|
|
class PathSniffer : public SkCanvas {
|
|
public:
|
|
PathSniffer(std::function<PathSniffCallback> callback)
|
|
: SkCanvas(4096, 4096, nullptr)
|
|
, fPathSniffCallback(callback) {}
|
|
private:
|
|
void onDrawPath(const SkPath& path, const SkPaint& paint) override {
|
|
fPathSniffCallback(this->getTotalMatrix(), path, paint);
|
|
}
|
|
std::function<PathSniffCallback> fPathSniffCallback;
|
|
};
|
|
|
|
PathSniffer pathSniffer(callback);
|
|
if (const char* ext = strrchr(filepath, '.'); ext && !strcmp(ext, ".svg")) {
|
|
#if defined(SK_ENABLE_SVG)
|
|
sk_sp<SkSVGDOM> svg = SkSVGDOM::MakeFromStream(stream);
|
|
if (!svg) {
|
|
SkDebugf("sniff_paths: couldn't load svg at \"%s\"\n", filepath);
|
|
return;
|
|
}
|
|
svg->setContainerSize(SkSize::Make(pathSniffer.getBaseLayerSize()));
|
|
svg->render(&pathSniffer);
|
|
#endif
|
|
} else {
|
|
sk_sp<SkPicture> skp = SkPicture::MakeFromStream(&stream);
|
|
if (!skp) {
|
|
SkDebugf("sniff_paths: couldn't load skp at \"%s\"\n", filepath);
|
|
return;
|
|
}
|
|
skp->playback(&pathSniffer);
|
|
}
|
|
}
|
|
|
|
sk_sp<SkImage> MakeTextureImage(SkCanvas* canvas, sk_sp<SkImage> orig) {
|
|
if (!orig) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (canvas->recordingContext() && canvas->recordingContext()->asDirectContext()) {
|
|
GrDirectContext* dContext = canvas->recordingContext()->asDirectContext();
|
|
const GrCaps* caps = dContext->priv().caps();
|
|
|
|
if (orig->width() >= caps->maxTextureSize() || orig->height() >= caps->maxTextureSize()) {
|
|
// Ganesh is able to tile large SkImage draws. Always forcing SkImages to be uploaded
|
|
// prevents this feature from being tested by our tools. For now, leave excessively
|
|
// large SkImages as bitmaps.
|
|
return orig;
|
|
}
|
|
|
|
return orig->makeTextureImage(dContext);
|
|
}
|
|
#if SK_GRAPHITE_ENABLED
|
|
else if (canvas->recorder()) {
|
|
return orig->makeTextureImage(canvas->recorder());
|
|
}
|
|
#endif
|
|
|
|
return orig;
|
|
}
|
|
|
|
} // namespace ToolUtils
|