Add conic support to HWUI path tessellator. (b0772a6c) · Commits · e / os / android_frameworks_base

libs/hwui/PathTessellator.cpp

+16 −0

Original line number	Diff line number	Diff line
		@@ -37,6 +37,7 @@

		#include <SkPath.h>
		#include <SkPaint.h>
		#include <SkGeometry.h> // WARNING: Internal Skia Header

		#include <stdlib.h>
		#include <stdint.h>
		@@ -951,6 +952,21 @@ bool PathTessellator::approximatePathOutlineVertices(const SkPath& path, bool fo
		pts[2].x(), pts[2].y(),
		sqrInvScaleX, sqrInvScaleY, thresholdSquared, outputVertices);
		break;
		case SkPath::kConic_Verb: {
		ALOGV("kConic_Verb");
		SkAutoConicToQuads converter;
		const SkPoint* quads = converter.computeQuads(pts, iter.conicWeight(),
		thresholdSquared);
		for (int i = 0; i < converter.countQuads(); ++i) {
		const int offset = 2 * i;
		recursiveQuadraticBezierVertices(
		quads[offset].x(), quads[offset].y(),
		quads[offset+2].x(), quads[offset+2].y(),
		quads[offset+1].x(), quads[offset+1].y(),
		sqrInvScaleX, sqrInvScaleY, thresholdSquared, outputVertices);
		}
		break;
		}
		default:
		break;
		}