81 static void eval_sheet(const SkPoint edge[], int nu, int nv, int iu, int iv,  in eval_sheet()  argument
85     const int BR = TR + nv;  in eval_sheet()
89     SkScalar v = SkIntToScalar(iv) / nv;  in eval_sheet()
104                     SkScalarMul(SK_Scalar1 - u, edge[BL+nv-iv].fX) - x0;  in eval_sheet()
108                     SkScalarMul(SK_Scalar1 - u, edge[BL+nv-iv].fY) - y0;  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()
138     SkPoint* edge2 = edge1 + nv;  in draw()
143     eval_patch_edge(fPts + 3, edge1, nv);  in draw()
145     eval_patch_edge(fPts + 9, edge3, nv);  in draw()
146     edge3[nv] = edge0[0];   // the last shall be first  in draw()
152     int row, vertCount = (nu + 1) * (nv + 1);  in draw()
160     for (row = 1; row < nv; row++) {  in draw()
162         r[0] = edge3[nv - row];  in draw()
164             eval_sheet(edge0, nu, nv, col, row, &r[col]);  in draw()
169     SkPoint* last = verts + nv * (nu + 1);  in draw()
184     const SkScalar dt = SK_Scalar1 * fH / nv;  in draw()
186     for (row = 0; row < nv; row++) {  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()
275         const int nv = 10;  in onDrawContent()  local
295         drawpatches(canvas, paint, nu, nv, &patch);  in onDrawContent()
319         drawpatches(canvas, paint, nu, nv, &patch);  in onDrawContent()