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Commit a6464b38 authored by ztenghui's avatar ztenghui Committed by Android (Google) Code Review
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Merge "Check the array before accessing it"

parents 4a644e39 f11310f3

libs/hwui/ShadowTessellator.cpp

+4 −0
Original line number Diff line number Diff line
@@ -196,6 +196,10 @@ Vector2 ShadowTessellator::centroid2d(const Vector2* poly, int polyLength) { 
 * @param len the number of points of the polygon

 */

bool ShadowTessellator::isClockwise(const Vector2* polygon, int len) {

    if (len < 2 || polygon == NULL) {

        ALOGW("Invalid polygon %p, length is %d @ isClockwise()", polygon, len);

        return true;

    }

    double sum = 0;

    double p1x = polygon[len - 1].x;

    double p1y = polygon[len - 1].y;