1 files changed, 55 insertions, 0 deletions
diff --git a/gfx/skia/skia/src/gpu/GrPathRange.cpp b/gfx/skia/skia/src/gpu/GrPathRange.cpp
new file mode 100644
index 000000000..6cf9de281
--- /dev/null
+++ b/gfx/skia/skia/src/gpu/GrPathRange.cpp
@@ -0,0 +1,55 @@
+/*
+ * Copyright 2014 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "GrPathRange.h"
+#include "SkPath.h"
+
+GrPathRange::GrPathRange(GrGpu* gpu,
+                         PathGenerator* pathGenerator)
+    : INHERITED(gpu),
+      fPathGenerator(SkRef(pathGenerator)),
+      fNumPaths(fPathGenerator->getNumPaths()) {
+    const int numGroups = (fNumPaths + kPathsPerGroup - 1) / kPathsPerGroup;
+    fGeneratedPaths.reset((numGroups + 7) / 8); // 1 bit per path group.
+    memset(&fGeneratedPaths.front(), 0, fGeneratedPaths.count());
+}
+
+GrPathRange::GrPathRange(GrGpu* gpu,
+                         int numPaths)
+    : INHERITED(gpu),
+      fNumPaths(numPaths) {
+}
+
+void GrPathRange::loadPathsIfNeeded(const void* indices, PathIndexType indexType, int count) const {
+    switch (indexType) {
+        case kU8_PathIndexType:
+            return this->loadPathsIfNeeded(reinterpret_cast<const uint8_t*>(indices), count);
+        case kU16_PathIndexType:
+            return this->loadPathsIfNeeded(reinterpret_cast<const uint16_t*>(indices), count);
+        case kU32_PathIndexType:
+            return this->loadPathsIfNeeded(reinterpret_cast<const uint32_t*>(indices), count);
+        default:
+            SkFAIL("Unknown path index type");
+    }
+}
+
+#ifdef SK_DEBUG
+
+void GrPathRange::assertPathsLoaded(const void* indices, PathIndexType indexType, int count) const {
+    switch (indexType) {
+        case kU8_PathIndexType:
+            return this->assertPathsLoaded(reinterpret_cast<const uint8_t*>(indices), count);
+        case kU16_PathIndexType:
+            return this->assertPathsLoaded(reinterpret_cast<const uint16_t*>(indices), count);
+        case kU32_PathIndexType:
+            return this->assertPathsLoaded(reinterpret_cast<const uint32_t*>(indices), count);
+        default:
+            SkFAIL("Unknown path index type");
+    }
+}
+
+#endif