81 static void eval_sheet(const SkPoint edge[], int nu, int nv, int iu, int iv,  in eval_sheet()  argument
84     const int TR = nu;  in eval_sheet()
86     const int BL = BR + nu;  in eval_sheet()
88     SkScalar u = SkIntToScalar(iu) / nu;  in eval_sheet()
103                     SkScalarMul(v, edge[BR+nu-iu].fX) +  in eval_sheet()
107                     SkScalarMul(v, edge[BR+nu-iu].fY) +  in eval_sheet()
128 void Patch::draw(SkCanvas* canvas, const SkPaint& paint, int nu, int nv,  in draw()  argument
130     if (nu < 1 || nv < 1) {  in draw()
134     int i, npts = (nu + nv) * 2;  in draw()
137     SkPoint* edge1 = edge0 + nu;  in draw()
139     SkPoint* edge3 = edge2 + nu;  in draw()
142     eval_patch_edge(fPts + 0, edge0, nu);  in draw()
144     eval_patch_edge(fPts + 6, edge2, nu);  in draw()
152     int row, vertCount = (nu + 1) * (nv + 1);  in draw()
157     memcpy(verts, edge0, (nu + 1) * sizeof(SkPoint));  in draw()
161         r += nu + 1;  in draw()
163         for (int col = 1; col < nu; col++) {  in draw()
164             eval_sheet(edge0, nu, nv, col, row, &r[col]);  in draw()
166         r[nu] = edge1[row];  in draw()
169     SkPoint* last = verts + nv * (nu + 1);  in draw()
170     for (i = 0; i <= nu; i++) {  in draw()
171         last[i] = edge2[nu - i];  in draw()
176     int stripCount = (nu + 1) * 2;  in draw()
183     const SkScalar ds = SK_Scalar1 * fW / nu;  in draw()
188         SkPoint* lower = r + nu + 1;  in draw()
191         for (i = 0; i <= nu; i++)  {  in draw()
208 static void drawpatches(SkCanvas* canvas, const SkPaint& paint, int nu, int nv,  in drawpatches()  argument
212     patch->draw(canvas, paint, nu, nv, false, false);  in drawpatches()
214     patch->draw(canvas, paint, nu, nv, true, false);  in drawpatches()
216     patch->draw(canvas, paint, nu, nv, false, true);  in drawpatches()
218     patch->draw(canvas, paint, nu, nv, true, true);  in drawpatches()
274         const int nu = 10;  in onDrawContent()  local
295         drawpatches(canvas, paint, nu, nv, &patch);  in onDrawContent()
319         drawpatches(canvas, paint, nu, nv, &patch);  in onDrawContent()