Remove FXSYS_MulDiv(a, b, c).

third_party/agg23/agg_vcgen_stroke.cpp

 
 //----------------------------------------------------------------------------
 // XYQ: 2006-01-22 Copied from AGG project.
 // TODO: This file uses intensive floating point operations, so it's NOT suitable
 // for platforms like Symbian OS. We need to change to FIX format.
 //----------------------------------------------------------------------------
 //----------------------------------------------------------------------------
 // Anti-Grain Geometry - Version 2.3
 // Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
 //
@@ skipping 50 matching lines @@
             m_src_vertices.add(vertex_dist_cmd(x, y, cmd));
         } else {
             m_closed = get_close_flag(cmd);
         }
     }
 }
 static inline void calc_butt_cap(FX_FLOAT* cap,
                                  const vertex_dist& v0,
                                  const vertex_dist& v1,
                                  FX_FLOAT len,
-                                 FX_FLOAT width)
-{
-    FX_FLOAT dx = FXSYS_MulDiv(v1.y - v0.y, width, len);
-    FX_FLOAT dy = FXSYS_MulDiv(v1.x - v0.x, width, len);
-    cap[0] = v0.x - dx;
-    cap[1] = v0.y + dy;
-    cap[2] = v0.x + dx;
-    cap[3] = v0.y - dy;
+                                 FX_FLOAT width) {
+  FX_FLOAT dx = (v1.y - v0.y) * width / len;
+  FX_FLOAT dy = (v1.x - v0.x) * width / len;
+  cap[0] = v0.x - dx;
+  cap[1] = v0.y + dy;
+  cap[2] = v0.x + dx;
+  cap[3] = v0.y - dy;
 }
 void vcgen_stroke::rewind(unsigned)
 {
     if(m_status == initial) {
         m_src_vertices.close(m_closed != 0);
         if(m_src_vertices.size() < 3) {
             m_closed = 0;
         }
     }
     m_status = ready;
@@ skipping 118 matching lines @@
                 m_status = m_prev_status;
                 return path_cmd_end_poly | path_flags_close | path_flags_cw;
             case stop:
                 cmd = path_cmd_stop;
                 break;
         }
     }
     return cmd;
 }
 }