48                      FX_FLOAT dx1, FX_FLOAT dy1,  in stroke_calc_arc()  argument
54     FX_FLOAT a1 = FXSYS_atan2(dy1, dx1);  in stroke_calc_arc()
62     out_vertices.add(coord_type(x + dx1, y + dy1));  in stroke_calc_arc()
93                        FX_FLOAT dx1, FX_FLOAT dy1,  in stroke_calc_miter()  argument
104     if(calc_intersection(v0.x + dx1, v0.y - dy1,  in stroke_calc_miter()
105                          v1.x + dx1, v1.y - dy1,  in stroke_calc_miter()
116         FX_FLOAT x2 = v1.x + dx1;  in stroke_calc_miter()
118         if((FXSYS_Mul(x2 - v0.x, dy1) - FXSYS_Mul(v0.y - y2, dx1) < 0) !=  in stroke_calc_miter()
119                 (FXSYS_Mul(x2 - v2.x, dy1) - FXSYS_Mul(v2.y - y2, dx1) < 0)) {  in stroke_calc_miter()
120             out_vertices.add(coord_type(v1.x + dx1, v1.y - dy1));  in stroke_calc_miter()
127                 out_vertices.add(coord_type(v1.x + dx1, v1.y - dy1));  in stroke_calc_miter()
132                                 v1.x, v1.y, dx1, -dy1, dx2, -dy2,  in stroke_calc_miter()
136                 out_vertices.add(coord_type(v1.x + dx1 + FXSYS_Mul(dy1, miter_limit),  in stroke_calc_miter()
137                                             v1.y - dy1 + FXSYS_Mul(dx1, miter_limit)));  in stroke_calc_miter()
155     FX_FLOAT dx1 = FXSYS_Div(v1.y - v0.y, len);  in stroke_calc_cap()  local
159     dx1 = FXSYS_Mul(dx1, width);  in stroke_calc_cap()
164             dy2 = dx1;  in stroke_calc_cap()
166         out_vertices.add(coord_type(v0.x - dx1 - dx2, v0.y + dy1 - dy2));  in stroke_calc_cap()
167         out_vertices.add(coord_type(v0.x + dx1 - dx2, v0.y - dy1 - dy2));  in stroke_calc_cap()
169         FX_FLOAT a1 = FXSYS_atan2(dy1, -dx1);  in stroke_calc_cap()
173         out_vertices.add(coord_type(v0.x - dx1, v0.y + dy1));  in stroke_calc_cap()
181         out_vertices.add(coord_type(v0.x + dx1, v0.y - dy1));  in stroke_calc_cap()
199     FX_FLOAT dx1, dy1, dx2, dy2;  in stroke_calc_join()  local
200     dx1 = FXSYS_MulDiv(width, v1.y - v0.y, len1);  in stroke_calc_join()
208                 out_vertices.add(coord_type(v1.x + dx1, v1.y - dy1));  in stroke_calc_join()
213                                   v0, v1, v2, dx1, dy1, dx2, dy2,  in stroke_calc_join()
221                     FX_FLOAT d = (dx1 - dx2) * (dx1 - dx2) + (dy1 - dy2) * (dy1 - dy2);  in stroke_calc_join()
224                                           v0, v1, v2, dx1, dy1, dx2, dy2,  in stroke_calc_join()
231                             out_vertices.add(coord_type(v1.x + dx1, v1.y - dy1));  in stroke_calc_join()
235                             out_vertices.add(coord_type(v1.x + dx1, v1.y - dy1));  in stroke_calc_join()
238                                             v1.x, v1.y, dx2, -dy2, dx1, -dy1,  in stroke_calc_join()
253                                   v0, v1, v2, dx1, dy1, dx2, dy2,  in stroke_calc_join()
261                                 v1.x, v1.y, dx1, -dy1, dx2, -dy2,  in stroke_calc_join()
265                 out_vertices.add(coord_type(v1.x + dx1, v1.y - dy1));  in stroke_calc_join()