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SkPaint: eliminate some dead bytes in 64-bit build.

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+ memcpy-based copy constructor was hiding this gap -> manual copy constructor.
+ Split tests for finer-grained failures.

BUG=skia:

Committed: http://code.google.com/p/skia/source/detail?r=13856

R=reed@google.com, mtklein@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/203203003

git-svn-id: http://skia.googlecode.com/svn/trunk@13887 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
commit-bot@chromium.org 2014-03-20 23:02:35 +00:00
parent 9615d5fc04
commit f48182b161
3 changed files with 38 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
include/core/SkPaint.h
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@ -1046,10 +1046,6 @@ public:
private:
SkTypeface* fTypeface;
SkScalar fTextSize;
SkScalar fTextScaleX;
SkScalar fTextSkewX;
SkPathEffect* fPathEffect;
SkShader* fShader;
SkXfermode* fXfermode;
@ -1060,10 +1056,12 @@ private:
SkImageFilter* fImageFilter;
SkAnnotation* fAnnotation;
SkScalar fTextSize;
SkScalar fTextScaleX;
SkScalar fTextSkewX;
SkColor fColor;
SkScalar fWidth;
SkScalar fMiterLimit;
union {
struct {
// all of these bitfields should add up to 32
@ -1078,11 +1076,11 @@ private:
};
uint32_t fBitfields;
};
uint32_t fDirtyBits;
uint32_t getBitfields() const { return fBitfields; }
void setBitfields(uint32_t bitfields);
uint32_t fDirtyBits;
SkDrawCacheProc getDrawCacheProc() const;
SkMeasureCacheProc getMeasureCacheProc(TextBufferDirection dir,
bool needFullMetrics) const;

35
src/core/SkPaint.cpp
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@ -108,22 +108,35 @@ SkPaint::SkPaint() {
}
SkPaint::SkPaint(const SkPaint& src) {
memcpy(this, &src, sizeof(src));
#define COPY(field) field = src.field
#define REF_COPY(field) field = SkSafeRef(src.field)
REF_COPY(fTypeface);
REF_COPY(fPathEffect);
REF_COPY(fShader);
REF_COPY(fXfermode);
REF_COPY(fMaskFilter);
REF_COPY(fColorFilter);
REF_COPY(fRasterizer);
REF_COPY(fLooper);
REF_COPY(fImageFilter);
REF_COPY(fAnnotation);
SkSafeRef(fTypeface);
SkSafeRef(fPathEffect);
SkSafeRef(fShader);
SkSafeRef(fXfermode);
SkSafeRef(fMaskFilter);
SkSafeRef(fColorFilter);
SkSafeRef(fRasterizer);
SkSafeRef(fLooper);
SkSafeRef(fImageFilter);
SkSafeRef(fAnnotation);
COPY(fTextSize);
COPY(fTextScaleX);
COPY(fTextSkewX);
COPY(fColor);
COPY(fWidth);
COPY(fMiterLimit);
COPY(fBitfields);
COPY(fDirtyBits);
#ifdef SK_BUILD_FOR_ANDROID
new (&fPaintOptionsAndroid) SkPaintOptionsAndroid(src.fPaintOptionsAndroid);
COPY(fGenerationID);
#endif
#undef COPY
#undef REF_COPY
}
SkPaint::~SkPaint() {

31
tests/PaintTest.cpp
View File

@ -59,7 +59,11 @@ static int find_first_zero(const uint16_t glyphs[], int count) {
return count;
}
static void test_cmap(skiatest::Reporter* reporter) {
DEF_TEST(Paint_cmap, reporter) {
// need to implement charsToGlyphs on other backends (e.g. linux, win)
// before we can run this tests everywhere
return;
static const int NGLYPHS = 64;
SkUnichar src[NGLYPHS];
@ -113,7 +117,7 @@ static void test_cmap(skiatest::Reporter* reporter) {
}
// temparary api for bicubic, just be sure we can set/clear it
static void test_filterlevel(skiatest::Reporter* reporter) {
DEF_TEST(Paint_filterlevel, reporter) {
SkPaint p0, p1;
REPORTER_ASSERT(reporter,
@ -137,7 +141,7 @@ static void test_filterlevel(skiatest::Reporter* reporter) {
}
}
static void test_copy(skiatest::Reporter* reporter) {
DEF_TEST(Paint_copy, reporter) {
SkPaint paint;
// set a few member variables
paint.setStyle(SkPaint::kStrokeAndFill_Style);
@ -192,7 +196,7 @@ static void test_copy(skiatest::Reporter* reporter) {
// found and fixed for webkit: mishandling when we hit recursion limit on
// mostly degenerate cubic flatness test
static void regression_cubic(skiatest::Reporter* reporter) {
DEF_TEST(Paint_regression_cubic, reporter) {
SkPath path, stroke;
SkPaint paint;
@ -225,7 +229,7 @@ static void regression_cubic(skiatest::Reporter* reporter) {
}
// found and fixed for android: not initializing rect for string's of length 0
static void regression_measureText(skiatest::Reporter* reporter) {
DEF_TEST(Paint_regression_measureText, reporter) {
SkPaint paint;
paint.setTextSize(12.0f);
@ -238,23 +242,6 @@ static void regression_measureText(skiatest::Reporter* reporter) {
REPORTER_ASSERT(reporter, r.isEmpty());
}
DEF_TEST(Paint, reporter) {
// TODO add general paint tests
test_copy(reporter);
// regression tests
regression_cubic(reporter);
regression_measureText(reporter);
test_filterlevel(reporter);
// need to implement charsToGlyphs on other backends (e.g. linux, win)
// before we can run this tests everywhere
if (false) {
test_cmap(reporter);
}
}
#define ASSERT(expr) REPORTER_ASSERT(r, expr)
DEF_TEST(Paint_FlatteningTraits, r) {