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Unified Diff: src/pipe/SkGPipeWrite.cpp

Issue 267863002: 4x allocation in PipeController is probably overkill. (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: keep test Created 6 years, 7 months ago
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Index: src/pipe/SkGPipeWrite.cpp
diff --git a/src/pipe/SkGPipeWrite.cpp b/src/pipe/SkGPipeWrite.cpp
index 82848f8a6ff1af1aa7b81b6147f791c658bcb4b3..14caecd850798694232d0458f9c4d46e59c823f3 100644
--- a/src/pipe/SkGPipeWrite.cpp
+++ b/src/pipe/SkGPipeWrite.cpp
@@ -29,6 +29,14 @@
#include "SkTypeface.h"
#include "SkWriter32.h"
+#if SK_DEBUG
+// When debugging, allocate snuggly.
+static const size_t kMinBlockSize = 0;
+#else
+// For peformance, make large allocations.
+static const size_t kMinBlockSize = 16 * 1024;
+#endif
+
enum {
kSizeOfFlatRRect = sizeof(SkRect) + 4 * sizeof(SkVector)
};
@@ -350,15 +358,6 @@ private:
SkPaint fPaint;
void writePaint(const SkPaint&);
- class AutoPipeNotify {
- public:
- AutoPipeNotify(SkGPipeCanvas* canvas) : fCanvas(canvas) {}
- ~AutoPipeNotify() { fCanvas->doNotify(); }
- private:
- SkGPipeCanvas* fCanvas;
- };
- friend class AutoPipeNotify;
-
typedef SkCanvas INHERITED;
};
@@ -366,7 +365,7 @@ void SkGPipeCanvas::flattenFactoryNames() {
const char* name;
while ((name = fFactorySet->getNextAddedFactoryName()) != NULL) {
size_t len = strlen(name);
- if (this->needOpBytes(len)) {
+ if (this->needOpBytes(SkWriter32::WriteStringSize(name, len))) {
this->writeOp(kDef_Factory_DrawOp);
fWriter.writeString(name, len);
}
@@ -421,7 +420,6 @@ int SkGPipeCanvas::flattenToIndex(SkFlattenable* obj, PaintFlats paintflat) {
///////////////////////////////////////////////////////////////////////////////
-#define MIN_BLOCK_SIZE (16 * 1024)
#define BITMAPS_TO_KEEP 5
#define FLATTENABLES_TO_KEEP 10
@@ -459,7 +457,6 @@ SkGPipeCanvas::SkGPipeCanvas(SkGPipeController* controller,
}
}
fFlattenableHeap.setBitmapStorage(fBitmapHeap);
- this->doNotify();
}
SkGPipeCanvas::~SkGPipeCanvas() {
@@ -474,12 +471,13 @@ bool SkGPipeCanvas::needOpBytes(size_t needed) {
}
needed += 4; // size of DrawOp atom
+ needed = SkTMax(kMinBlockSize, needed);
+ needed = SkAlign4(needed);
if (fWriter.bytesWritten() + needed > fBlockSize) {
- // Before we wipe out any data that has already been written, read it
- // out.
+ // We're making a new block. First push out the current block.
this->doNotify();
- size_t blockSize = SkTMax<size_t>(MIN_BLOCK_SIZE, needed);
- void* block = fController->requestBlock(blockSize, &fBlockSize);
+
+ void* block = fController->requestBlock(needed, &fBlockSize);
if (NULL == block) {
// Do not notify the readers, which would call this function again.
this->finish(false);
@@ -510,11 +508,7 @@ uint32_t SkGPipeCanvas::getTypefaceID(SkTypeface* face) {
///////////////////////////////////////////////////////////////////////////////
-#define NOTIFY_SETUP(canvas) \
- AutoPipeNotify apn(canvas)
-
void SkGPipeCanvas::willSave(SaveFlags flags) {
- NOTIFY_SETUP(this);
if (this->needOpBytes()) {
this->writeOp(kSave_DrawOp, 0, flags);
}
@@ -524,7 +518,6 @@ void SkGPipeCanvas::willSave(SaveFlags flags) {
SkCanvas::SaveLayerStrategy SkGPipeCanvas::willSaveLayer(const SkRect* bounds, const SkPaint* paint,
SaveFlags saveFlags) {
- NOTIFY_SETUP(this);
size_t size = 0;
unsigned opFlags = 0;
@@ -554,7 +547,6 @@ SkCanvas::SaveLayerStrategy SkGPipeCanvas::willSaveLayer(const SkRect* bounds, c
}
void SkGPipeCanvas::willRestore() {
- NOTIFY_SETUP(this);
if (this->needOpBytes()) {
this->writeOp(kRestore_DrawOp);
}
@@ -595,7 +587,6 @@ void SkGPipeCanvas::recordConcat(const SkMatrix& m) {
void SkGPipeCanvas::didConcat(const SkMatrix& matrix) {
if (!matrix.isIdentity()) {
- NOTIFY_SETUP(this);
switch (matrix.getType()) {
case SkMatrix::kTranslate_Mask:
this->recordTranslate(matrix);
@@ -613,7 +604,6 @@ void SkGPipeCanvas::didConcat(const SkMatrix& matrix) {
}
void SkGPipeCanvas::didSetMatrix(const SkMatrix& matrix) {
- NOTIFY_SETUP(this);
if (this->needOpBytes(matrix.writeToMemory(NULL))) {
this->writeOp(kSetMatrix_DrawOp);
fWriter.writeMatrix(matrix);
@@ -623,7 +613,6 @@ void SkGPipeCanvas::didSetMatrix(const SkMatrix& matrix) {
void SkGPipeCanvas::onClipRect(const SkRect& rect, SkRegion::Op rgnOp,
ClipEdgeStyle edgeStyle) {
- NOTIFY_SETUP(this);
if (this->needOpBytes(sizeof(SkRect))) {
unsigned flags = 0;
if (kSoft_ClipEdgeStyle == edgeStyle) {
@@ -637,7 +626,6 @@ void SkGPipeCanvas::onClipRect(const SkRect& rect, SkRegion::Op rgnOp,
void SkGPipeCanvas::onClipRRect(const SkRRect& rrect, SkRegion::Op rgnOp,
ClipEdgeStyle edgeStyle) {
- NOTIFY_SETUP(this);
if (this->needOpBytes(kSizeOfFlatRRect)) {
unsigned flags = 0;
if (kSoft_ClipEdgeStyle == edgeStyle) {
@@ -651,7 +639,6 @@ void SkGPipeCanvas::onClipRRect(const SkRRect& rrect, SkRegion::Op rgnOp,
void SkGPipeCanvas::onClipPath(const SkPath& path, SkRegion::Op rgnOp,
ClipEdgeStyle edgeStyle) {
- NOTIFY_SETUP(this);
if (this->needOpBytes(path.writeToMemory(NULL))) {
unsigned flags = 0;
if (kSoft_ClipEdgeStyle == edgeStyle) {
@@ -665,7 +652,6 @@ void SkGPipeCanvas::onClipPath(const SkPath& path, SkRegion::Op rgnOp,
}
void SkGPipeCanvas::onClipRegion(const SkRegion& region, SkRegion::Op rgnOp) {
- NOTIFY_SETUP(this);
if (this->needOpBytes(region.writeToMemory(NULL))) {
this->writeOp(kClipRegion_DrawOp, 0, rgnOp);
fWriter.writeRegion(region);
@@ -676,7 +662,6 @@ void SkGPipeCanvas::onClipRegion(const SkRegion& region, SkRegion::Op rgnOp) {
///////////////////////////////////////////////////////////////////////////////
void SkGPipeCanvas::clear(SkColor color) {
- NOTIFY_SETUP(this);
unsigned flags = 0;
if (color) {
flags |= kClear_HasColor_DrawOpFlag;
@@ -690,7 +675,6 @@ void SkGPipeCanvas::clear(SkColor color) {
}
void SkGPipeCanvas::drawPaint(const SkPaint& paint) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
if (this->needOpBytes()) {
this->writeOp(kDrawPaint_DrawOp);
@@ -700,7 +684,6 @@ void SkGPipeCanvas::drawPaint(const SkPaint& paint) {
void SkGPipeCanvas::drawPoints(PointMode mode, size_t count,
const SkPoint pts[], const SkPaint& paint) {
if (count) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
if (this->needOpBytes(4 + count * sizeof(SkPoint))) {
this->writeOp(kDrawPoints_DrawOp, mode, 0);
@@ -711,7 +694,6 @@ void SkGPipeCanvas::drawPoints(PointMode mode, size_t count,
}
void SkGPipeCanvas::drawOval(const SkRect& rect, const SkPaint& paint) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
if (this->needOpBytes(sizeof(SkRect))) {
this->writeOp(kDrawOval_DrawOp);
@@ -720,7 +702,6 @@ void SkGPipeCanvas::drawOval(const SkRect& rect, const SkPaint& paint) {
}
void SkGPipeCanvas::drawRect(const SkRect& rect, const SkPaint& paint) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
if (this->needOpBytes(sizeof(SkRect))) {
this->writeOp(kDrawRect_DrawOp);
@@ -729,7 +710,6 @@ void SkGPipeCanvas::drawRect(const SkRect& rect, const SkPaint& paint) {
}
void SkGPipeCanvas::drawRRect(const SkRRect& rrect, const SkPaint& paint) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
if (this->needOpBytes(kSizeOfFlatRRect)) {
this->writeOp(kDrawRRect_DrawOp);
@@ -739,7 +719,6 @@ void SkGPipeCanvas::drawRRect(const SkRRect& rrect, const SkPaint& paint) {
void SkGPipeCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner,
const SkPaint& paint) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
if (this->needOpBytes(kSizeOfFlatRRect * 2)) {
this->writeOp(kDrawDRRect_DrawOp);
@@ -749,7 +728,6 @@ void SkGPipeCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner,
}
void SkGPipeCanvas::drawPath(const SkPath& path, const SkPaint& paint) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
if (this->needOpBytes(path.writeToMemory(NULL))) {
this->writeOp(kDrawPath_DrawOp);
@@ -761,16 +739,24 @@ bool SkGPipeCanvas::commonDrawBitmap(const SkBitmap& bm, DrawOps op,
unsigned flags,
size_t opBytesNeeded,
const SkPaint* paint) {
+ if (fDone) {
+ return false;
+ }
+
if (paint != NULL) {
flags |= kDrawBitmap_HasPaint_DrawOpFlag;
this->writePaint(*paint);
}
+
+ // This needs to run first so its calls to needOpBytes() and writes
+ // don't interlace with the needOpBytes() and writes below.
+ SkASSERT(fBitmapHeap != NULL);
+ int32_t bitmapIndex = fBitmapHeap->insert(bm);
+ if (SkBitmapHeap::INVALID_SLOT == bitmapIndex) {
+ return false;
+ }
+
if (this->needOpBytes(opBytesNeeded)) {
- SkASSERT(fBitmapHeap != NULL);
- int32_t bitmapIndex = fBitmapHeap->insert(bm);
- if (SkBitmapHeap::INVALID_SLOT == bitmapIndex) {
- return false;
- }
this->writeOp(op, flags, bitmapIndex);
return true;
}
@@ -779,7 +765,6 @@ bool SkGPipeCanvas::commonDrawBitmap(const SkBitmap& bm, DrawOps op,
void SkGPipeCanvas::drawBitmap(const SkBitmap& bm, SkScalar left, SkScalar top,
const SkPaint* paint) {
- NOTIFY_SETUP(this);
size_t opBytesNeeded = sizeof(SkScalar) * 2;
if (this->commonDrawBitmap(bm, kDrawBitmap_DrawOp, 0, opBytesNeeded, paint)) {
@@ -791,7 +776,6 @@ void SkGPipeCanvas::drawBitmap(const SkBitmap& bm, SkScalar left, SkScalar top,
void SkGPipeCanvas::drawBitmapRectToRect(const SkBitmap& bm, const SkRect* src,
const SkRect& dst, const SkPaint* paint,
DrawBitmapRectFlags dbmrFlags) {
- NOTIFY_SETUP(this);
size_t opBytesNeeded = sizeof(SkRect);
bool hasSrc = src != NULL;
unsigned flags;
@@ -815,7 +799,6 @@ void SkGPipeCanvas::drawBitmapRectToRect(const SkBitmap& bm, const SkRect* src,
void SkGPipeCanvas::drawBitmapMatrix(const SkBitmap& bm, const SkMatrix& matrix,
const SkPaint* paint) {
- NOTIFY_SETUP(this);
size_t opBytesNeeded = matrix.writeToMemory(NULL);
if (this->commonDrawBitmap(bm, kDrawBitmapMatrix_DrawOp, 0, opBytesNeeded, paint)) {
@@ -825,7 +808,6 @@ void SkGPipeCanvas::drawBitmapMatrix(const SkBitmap& bm, const SkMatrix& matrix,
void SkGPipeCanvas::drawBitmapNine(const SkBitmap& bm, const SkIRect& center,
const SkRect& dst, const SkPaint* paint) {
- NOTIFY_SETUP(this);
size_t opBytesNeeded = sizeof(int32_t) * 4 + sizeof(SkRect);
if (this->commonDrawBitmap(bm, kDrawBitmapNine_DrawOp, 0, opBytesNeeded, paint)) {
@@ -839,7 +821,6 @@ void SkGPipeCanvas::drawBitmapNine(const SkBitmap& bm, const SkIRect& center,
void SkGPipeCanvas::drawSprite(const SkBitmap& bm, int left, int top,
const SkPaint* paint) {
- NOTIFY_SETUP(this);
size_t opBytesNeeded = sizeof(int32_t) * 2;
if (this->commonDrawBitmap(bm, kDrawSprite_DrawOp, 0, opBytesNeeded, paint)) {
@@ -851,7 +832,6 @@ void SkGPipeCanvas::drawSprite(const SkBitmap& bm, int left, int top,
void SkGPipeCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y,
const SkPaint& paint) {
if (byteLength) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
if (this->needOpBytes(4 + SkAlign4(byteLength) + 2 * sizeof(SkScalar))) {
this->writeOp(kDrawText_DrawOp);
@@ -866,7 +846,6 @@ void SkGPipeCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x,
void SkGPipeCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[],
const SkPaint& paint) {
if (byteLength) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
int count = paint.textToGlyphs(text, byteLength, NULL);
if (this->needOpBytes(4 + SkAlign4(byteLength) + 4 + count * sizeof(SkPoint))) {
@@ -882,7 +861,6 @@ void SkGPipeCanvas::onDrawPosText(const void* text, size_t byteLength, const SkP
void SkGPipeCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[],
SkScalar constY, const SkPaint& paint) {
if (byteLength) {
- NOTIFY_SETUP(this);
this->writePaint(paint);
int count = paint.textToGlyphs(text, byteLength, NULL);
if (this->needOpBytes(4 + SkAlign4(byteLength) + 4 + count * sizeof(SkScalar) + 4)) {
@@ -899,7 +877,6 @@ void SkGPipeCanvas::onDrawPosTextH(const void* text, size_t byteLength, const Sk
void SkGPipeCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path,
const SkMatrix* matrix, const SkPaint& paint) {
if (byteLength) {
- NOTIFY_SETUP(this);
unsigned flags = 0;
size_t size = 4 + SkAlign4(byteLength) + path.writeToMemory(NULL);
if (matrix) {
@@ -935,10 +912,14 @@ void SkGPipeCanvas::drawVertices(VertexMode vmode, int vertexCount,
return;
}
- NOTIFY_SETUP(this);
- size_t size = 4 + vertexCount * sizeof(SkPoint);
this->writePaint(paint);
- unsigned flags = 0;
+
+ unsigned flags = 0; // flags pack with the op, so don't need extra space themselves
+
+ size_t size = 0;
+ size += 4; // vmode
+ size += 4; // vertexCount
+ size += vertexCount * sizeof(SkPoint); // vertices
if (texs) {
flags |= kDrawVertices_HasTexs_DrawOpFlag;
size += vertexCount * sizeof(SkPoint);
@@ -947,13 +928,14 @@ void SkGPipeCanvas::drawVertices(VertexMode vmode, int vertexCount,
flags |= kDrawVertices_HasColors_DrawOpFlag;
size += vertexCount * sizeof(SkColor);
}
- if (indices && indexCount > 0) {
- flags |= kDrawVertices_HasIndices_DrawOpFlag;
- size += 4 + SkAlign4(indexCount * sizeof(uint16_t));
- }
if (xfer && !SkXfermode::IsMode(xfer, SkXfermode::kModulate_Mode)) {
flags |= kDrawVertices_HasXfermode_DrawOpFlag;
- size += sizeof(int32_t); // mode enum
+ size += sizeof(int32_t); // SkXfermode::Mode
+ }
+ if (indices && indexCount > 0) {
+ flags |= kDrawVertices_HasIndices_DrawOpFlag;
+ size += 4; // indexCount
+ size += SkAlign4(indexCount * sizeof(uint16_t)); // indices
}
if (this->needOpBytes(size)) {
@@ -961,18 +943,18 @@ void SkGPipeCanvas::drawVertices(VertexMode vmode, int vertexCount,
fWriter.write32(vmode);
fWriter.write32(vertexCount);
fWriter.write(vertices, vertexCount * sizeof(SkPoint));
- if (texs) {
+ if (flags & kDrawVertices_HasTexs_DrawOpFlag) {
fWriter.write(texs, vertexCount * sizeof(SkPoint));
}
- if (colors) {
+ if (flags & kDrawVertices_HasColors_DrawOpFlag) {
fWriter.write(colors, vertexCount * sizeof(SkColor));
}
if (flags & kDrawVertices_HasXfermode_DrawOpFlag) {
SkXfermode::Mode mode = SkXfermode::kModulate_Mode;
- (void)xfer->asMode(&mode);
+ SkAssertResult(xfer->asMode(&mode));
fWriter.write32(mode);
}
- if (indices && indexCount > 0) {
+ if (flags & kDrawVertices_HasIndices_DrawOpFlag) {
fWriter.write32(indexCount);
fWriter.writePad(indices, indexCount * sizeof(uint16_t));
}
@@ -981,7 +963,6 @@ void SkGPipeCanvas::drawVertices(VertexMode vmode, int vertexCount,
void SkGPipeCanvas::drawData(const void* ptr, size_t size) {
if (size && ptr) {
- NOTIFY_SETUP(this);
unsigned data = 0;
if (size < (1 << DRAWOPS_DATA_BITS)) {
data = (unsigned)size;
@@ -1009,7 +990,7 @@ void SkGPipeCanvas::endCommentGroup() {
}
void SkGPipeCanvas::flushRecording(bool detachCurrentBlock) {
- doNotify();
+ this->doNotify();
if (detachCurrentBlock) {
// force a new block to be requested for the next recorded command
fBlockSize = 0;
@@ -1249,3 +1230,4 @@ void BitmapShuttle::removeCanvas() {
fCanvas->unref();
fCanvas = NULL;
}
+
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