Implement a fast path for solid color lattice rectangle

Add a flag that hints, which lattice rectangles are solid colors.
Draw solid rectangles and 1x1 rectangles with drawRect.

Test: Measured performance of a ninepatch drawn by HWUI
Bug: b/69796044
Change-Id: Ib3b00ca608da42fa9f2d2038cc126a978421ec7c
Reviewed-on: https://skia-review.googlesource.com/79821
Commit-Queue: Stan Iliev <stani@google.com>
Reviewed-by: Derek Sollenberger <djsollen@google.com>

1 files changed, 10 insertions, 6 deletions

diff --git a/src/gpu/ops/GrLatticeOp.cpp b/src/gpu/ops/GrLatticeOp.cpp
index d91151c65e..7438eb2c0a 100644
--- a/src/gpu/ops/GrLatticeOp.cpp
+++ b/src/gpu/ops/GrLatticeOp.cpp
@@ -244,7 +244,8 @@ GR_DRAW_OP_TEST_DEFINE(NonAALatticeOp) {
     // edge of the image subset, respectively.
     std::unique_ptr<int[]> xdivs;
     std::unique_ptr<int[]> ydivs;
-    std::unique_ptr<SkCanvas::Lattice::Flags[]> flags;
+    std::unique_ptr<SkCanvas::Lattice::RectType[]> flags;
+    std::unique_ptr<SkColor[]> colors;
     SkIRect subset;
     do {
         imgW = random->nextRangeU(1, 1000);
@@ -271,14 +272,17 @@ GR_DRAW_OP_TEST_DEFINE(NonAALatticeOp) {
         bool hasFlags = random->nextBool();
         if (hasFlags) {
             int n = (lattice.fXCount + 1) * (lattice.fYCount + 1);
-            flags.reset(new SkCanvas::Lattice::Flags[n]);
+            flags.reset(new SkCanvas::Lattice::RectType[n]);
+            colors.reset(new SkColor[n]);
             for (int i = 0; i < n; ++i) {
-                flags[i] = random->nextBool() ? SkCanvas::Lattice::kTransparent_Flags
-                                              : (SkCanvas::Lattice::Flags)0;
+                flags[i] = random->nextBool() ? SkCanvas::Lattice::kTransparent
+                                              : SkCanvas::Lattice::kDefault;
             }
-            lattice.fFlags = flags.get();
+            lattice.fRectTypes = flags.get();
+            lattice.fColors = colors.get();
         } else {
-            lattice.fFlags = nullptr;
+            lattice.fRectTypes = nullptr;
+            lattice.fColors = nullptr;
         }
     } while (!SkLatticeIter::Valid(imgW, imgH, lattice));