== c++11
+ remove legacy 'register' keyword usage from last century
This commit is contained in:
parent
2e0d905589
commit
d6c56e737f
3 changed files with 147 additions and 149 deletions
91
deps/agg/include/agg_basics.h
vendored
91
deps/agg/include/agg_basics.h
vendored
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@ -2,8 +2,8 @@
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// Anti-Grain Geometry - Version 2.4
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// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
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//
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// Permission to copy, use, modify, sell and distribute this software
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// is granted provided this copyright notice appears in all copies.
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// Permission to copy, use, modify, sell and distribute this software
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// is granted provided this copyright notice appears in all copies.
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// This software is provided "as is" without express or implied
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// warranty, and with no claim as to its suitability for any purpose.
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//
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@ -25,25 +25,25 @@
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#else
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namespace agg
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{
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// The policy of all AGG containers and memory allocation strategy
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// The policy of all AGG containers and memory allocation strategy
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// in general is that no allocated data requires explicit construction.
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// It means that the allocator can be really simple; you can even
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// replace new/delete to malloc/free. The constructors and destructors
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// won't be called in this case, however everything will remain working.
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// The second argument of deallocate() is the size of the allocated
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// replace new/delete to malloc/free. The constructors and destructors
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// won't be called in this case, however everything will remain working.
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// The second argument of deallocate() is the size of the allocated
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// block. You can use this information if you wish.
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//------------------------------------------------------------pod_allocator
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template<class T> struct pod_allocator
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{
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//static T* allocate(unsigned num) { return static_cast<T*>(::operator new(sizeof(T)*num));}
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//static void deallocate(T* ptr, unsigned) { ::operator delete(ptr) ;}
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//static void deallocate(T* ptr, unsigned) { ::operator delete(ptr) ;}
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static T* allocate(unsigned num) { return new T [num]; }
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static void deallocate(T* ptr, unsigned) { delete [] ptr; }
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static void deallocate(T* ptr, unsigned) { delete [] ptr; }
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};
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// Single object allocator. It's also can be replaced with your custom
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// allocator. The difference is that it can only allocate a single
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// object and the constructor and destructor must be called.
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// allocator. The difference is that it can only allocate a single
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// object and the constructor and destructor must be called.
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// In AGG there is no need to allocate an array of objects with
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// calling their constructors (only single ones). So that, if you
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// replace these new/delete to malloc/free make sure that the in-place
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@ -205,7 +205,7 @@ namespace agg
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{
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AGG_INLINE static unsigned mul(unsigned a, unsigned b)
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{
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register unsigned q = a * b + (1 << (Shift-1));
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unsigned q = a * b + (1 << (Shift-1));
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return (q + (q >> Shift)) >> Shift;
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}
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};
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@ -215,23 +215,23 @@ namespace agg
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enum cover_scale_e
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{
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cover_shift = 8, //----cover_shift
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cover_size = 1 << cover_shift, //----cover_size
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cover_mask = cover_size - 1, //----cover_mask
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cover_none = 0, //----cover_none
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cover_full = cover_mask //----cover_full
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cover_size = 1 << cover_shift, //----cover_size
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cover_mask = cover_size - 1, //----cover_mask
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cover_none = 0, //----cover_none
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cover_full = cover_mask //----cover_full
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};
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//----------------------------------------------------poly_subpixel_scale_e
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// These constants determine the subpixel accuracy, to be more precise,
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// the number of bits of the fractional part of the coordinates.
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// These constants determine the subpixel accuracy, to be more precise,
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// the number of bits of the fractional part of the coordinates.
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// The possible coordinate capacity in bits can be calculated by formula:
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// sizeof(int) * 8 - poly_subpixel_shift, i.e, for 32-bit integers and
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// 8-bits fractional part the capacity is 24 bits.
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enum poly_subpixel_scale_e
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{
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poly_subpixel_shift = 8, //----poly_subpixel_shift
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poly_subpixel_scale = 1<<poly_subpixel_shift, //----poly_subpixel_scale
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poly_subpixel_mask = poly_subpixel_scale-1 //----poly_subpixel_mask
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poly_subpixel_scale = 1<<poly_subpixel_shift, //----poly_subpixel_scale
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poly_subpixel_mask = poly_subpixel_scale-1 //----poly_subpixel_mask
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};
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//----------------------------------------------------------filling_rule_e
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@ -255,7 +255,7 @@ namespace agg
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{
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return rad * 180.0 / pi;
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}
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//----------------------------------------------------------------rect_base
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template<class T> struct rect_base
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{
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rect_base(T x1_, T y1_, T x2_, T y2_) :
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x1(x1_), y1(y1_), x2(x2_), y2(y2_) {}
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void init(T x1_, T y1_, T x2_, T y2_)
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void init(T x1_, T y1_, T x2_, T y2_)
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{
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x1 = x1_; y1 = y1_; x2 = x2_; y2 = y2_;
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x1 = x1_; y1 = y1_; x2 = x2_; y2 = y2_;
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}
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const self_type& normalize()
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@ -301,17 +301,17 @@ namespace agg
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};
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//-----------------------------------------------------intersect_rectangles
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template<class Rect>
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template<class Rect>
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inline Rect intersect_rectangles(const Rect& r1, const Rect& r2)
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{
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Rect r = r1;
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// First process x2,y2 because the other order
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// results in Internal Compiler Error under
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// Microsoft Visual C++ .NET 2003 69462-335-0000007-18038 in
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// First process x2,y2 because the other order
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// results in Internal Compiler Error under
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// Microsoft Visual C++ .NET 2003 69462-335-0000007-18038 in
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// case of "Maximize Speed" optimization option.
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//-----------------
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if(r.x2 > r2.x2) r.x2 = r2.x2;
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if(r.x2 > r2.x2) r.x2 = r2.x2;
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if(r.y2 > r2.y2) r.y2 = r2.y2;
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if(r.x1 < r2.x1) r.x1 = r2.x1;
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if(r.y1 < r2.y1) r.y1 = r2.y1;
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@ -320,7 +320,7 @@ namespace agg
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//---------------------------------------------------------unite_rectangles
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template<class Rect>
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template<class Rect>
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inline Rect unite_rectangles(const Rect& r1, const Rect& r2)
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{
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Rect r = r1;
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@ -338,26 +338,26 @@ namespace agg
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//---------------------------------------------------------path_commands_e
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enum path_commands_e
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{
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path_cmd_stop = 0, //----path_cmd_stop
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path_cmd_move_to = 1, //----path_cmd_move_to
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path_cmd_line_to = 2, //----path_cmd_line_to
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path_cmd_curve3 = 3, //----path_cmd_curve3
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path_cmd_curve4 = 4, //----path_cmd_curve4
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path_cmd_stop = 0, //----path_cmd_stop
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path_cmd_move_to = 1, //----path_cmd_move_to
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path_cmd_line_to = 2, //----path_cmd_line_to
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path_cmd_curve3 = 3, //----path_cmd_curve3
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path_cmd_curve4 = 4, //----path_cmd_curve4
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path_cmd_curveN = 5, //----path_cmd_curveN
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path_cmd_catrom = 6, //----path_cmd_catrom
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path_cmd_ubspline = 7, //----path_cmd_ubspline
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path_cmd_end_poly = 0x0F, //----path_cmd_end_poly
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path_cmd_mask = 0x0F //----path_cmd_mask
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path_cmd_mask = 0x0F //----path_cmd_mask
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};
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//------------------------------------------------------------path_flags_e
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enum path_flags_e
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{
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path_flags_none = 0, //----path_flags_none
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path_flags_ccw = 0x10, //----path_flags_ccw
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path_flags_cw = 0x20, //----path_flags_cw
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path_flags_none = 0, //----path_flags_none
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path_flags_ccw = 0x10, //----path_flags_ccw
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path_flags_cw = 0x20, //----path_flags_cw
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path_flags_close = 0x40, //----path_flags_close
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path_flags_mask = 0xF0 //----path_flags_mask
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path_flags_mask = 0xF0 //----path_flags_mask
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};
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//---------------------------------------------------------------is_vertex
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@ -374,7 +374,7 @@ namespace agg
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//-----------------------------------------------------------------is_stop
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inline bool is_stop(unsigned c)
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{
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{
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return c == path_cmd_stop;
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}
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@ -418,7 +418,7 @@ namespace agg
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inline bool is_close(unsigned c)
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{
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return (c & ~(path_flags_cw | path_flags_ccw)) ==
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(path_cmd_end_poly | path_flags_close);
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(path_cmd_end_poly | path_flags_close);
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}
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//------------------------------------------------------------is_next_poly
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@ -442,19 +442,19 @@ namespace agg
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//-------------------------------------------------------------is_oriented
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inline bool is_oriented(unsigned c)
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{
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return (c & (path_flags_cw | path_flags_ccw)) != 0;
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return (c & (path_flags_cw | path_flags_ccw)) != 0;
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}
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//---------------------------------------------------------------is_closed
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inline bool is_closed(unsigned c)
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{
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return (c & path_flags_close) != 0;
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return (c & path_flags_close) != 0;
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}
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//----------------------------------------------------------get_close_flag
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inline unsigned get_close_flag(unsigned c)
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{
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return c & path_flags_close;
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return c & path_flags_close;
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}
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//-------------------------------------------------------clear_orientation
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@ -515,7 +515,7 @@ namespace agg
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int x1, x2;
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const T* ptr;
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const_row_info() {}
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const_row_info(int x1_, int x2_, const T* ptr_) :
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const_row_info(int x1_, int x2_, const T* ptr_) :
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x1(x1_), x2(x2_), ptr(ptr_) {}
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};
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@ -529,4 +529,3 @@ namespace agg
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#endif
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62
deps/agg/include/agg_image_accessors.h
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62
deps/agg/include/agg_image_accessors.h
vendored
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@ -2,8 +2,8 @@
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// Anti-Grain Geometry - Version 2.4
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// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
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//
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// Permission to copy, use, modify, sell and distribute this software
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// is granted provided this copyright notice appears in all copies.
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// Permission to copy, use, modify, sell and distribute this software
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// is granted provided this copyright notice appears in all copies.
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// This software is provided "as is" without express or implied
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// warranty, and with no claim as to its suitability for any purpose.
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//
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@ -32,8 +32,8 @@ namespace agg
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enum pix_width_e { pix_width = pixfmt_type::pix_width };
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image_accessor_clip() {}
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explicit image_accessor_clip(const pixfmt_type& pixf,
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const color_type& bk) :
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explicit image_accessor_clip(const pixfmt_type& pixf,
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const color_type& bk) :
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m_pixf(&pixf)
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{
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pixfmt_type::make_pix(m_bk_buf, bk);
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{
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++m_y;
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m_x = m_x0;
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if(m_pix_ptr &&
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if(m_pix_ptr &&
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m_y >= 0 && m_y < (int)m_pixf->height())
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{
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return m_pix_ptr = m_pixf->pix_ptr(m_x, m_y);
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enum pix_width_e { pix_width = pixfmt_type::pix_width };
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image_accessor_no_clip() {}
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explicit image_accessor_no_clip(const pixfmt_type& pixf) :
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m_pixf(&pixf)
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explicit image_accessor_no_clip(const pixfmt_type& pixf) :
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m_pixf(&pixf)
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{}
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void attach(const pixfmt_type& pixf)
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enum pix_width_e { pix_width = pixfmt_type::pix_width };
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image_accessor_clone() {}
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explicit image_accessor_clone(const pixfmt_type& pixf) :
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m_pixf(&pixf)
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explicit image_accessor_clone(const pixfmt_type& pixf) :
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m_pixf(&pixf)
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{}
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void attach(const pixfmt_type& pixf)
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@ -174,8 +174,8 @@ namespace agg
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private:
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AGG_INLINE const int8u* pixel() const
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{
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register int x = m_x;
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register int y = m_y;
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int x = m_x;
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int y = m_y;
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if(x < 0) x = 0;
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if(y < 0) y = 0;
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if(x >= (int)m_pixf->width()) x = m_pixf->width() - 1;
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{
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++m_y;
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m_x = m_x0;
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if(m_pix_ptr &&
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if(m_pix_ptr &&
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m_y >= 0 && m_y < (int)m_pixf->height())
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{
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return m_pix_ptr = m_pixf->pix_ptr(m_x, m_y);
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@ -238,9 +238,9 @@ namespace agg
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enum pix_width_e { pix_width = pixfmt_type::pix_width };
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image_accessor_wrap() {}
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explicit image_accessor_wrap(const pixfmt_type& pixf) :
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m_pixf(&pixf),
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m_wrap_x(pixf.width()),
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explicit image_accessor_wrap(const pixfmt_type& pixf) :
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m_pixf(&pixf),
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m_wrap_x(pixf.width()),
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m_wrap_y(pixf.height())
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{}
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@ -284,15 +284,15 @@ namespace agg
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{
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public:
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wrap_mode_repeat() {}
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wrap_mode_repeat(unsigned size) :
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m_size(size),
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wrap_mode_repeat(unsigned size) :
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m_size(size),
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m_add(size * (0x3FFFFFFF / size)),
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m_value(0)
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{}
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AGG_INLINE unsigned operator() (int v)
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{
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return m_value = (unsigned(v) + m_add) % m_size;
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{
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return m_value = (unsigned(v) + m_add) % m_size;
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}
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AGG_INLINE unsigned operator++ ()
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@ -320,7 +320,7 @@ namespace agg
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m_mask >>= 1;
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}
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AGG_INLINE unsigned operator() (int v)
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{
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{
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return m_value = unsigned(v) & m_mask;
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}
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AGG_INLINE unsigned operator++ ()
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m_value(0)
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{}
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AGG_INLINE unsigned operator() (int v)
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{
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AGG_INLINE unsigned operator() (int v)
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{
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if(m_mask) return m_value = unsigned(v) & m_mask;
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return m_value = (unsigned(v) + m_add) % m_size;
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}
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@ -372,15 +372,15 @@ namespace agg
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{
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public:
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wrap_mode_reflect() {}
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wrap_mode_reflect(unsigned size) :
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m_size(size),
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wrap_mode_reflect(unsigned size) :
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m_size(size),
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m_size2(size * 2),
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m_add(m_size2 * (0x3FFFFFFF / m_size2)),
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m_value(0)
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{}
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AGG_INLINE unsigned operator() (int v)
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{
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{
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m_value = (unsigned(v) + m_add) % m_size2;
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if(m_value >= m_size) return m_size2 - m_value - 1;
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return m_value;
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@ -411,14 +411,14 @@ namespace agg
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{
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m_mask = 1;
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m_size = 1;
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while(m_mask < size)
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while(m_mask < size)
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{
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m_mask = (m_mask << 1) | 1;
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m_size <<= 1;
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}
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}
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AGG_INLINE unsigned operator() (int v)
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{
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{
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m_value = unsigned(v) & m_mask;
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if(m_value >= m_size) return m_mask - m_value;
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return m_value;
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@ -451,12 +451,12 @@ namespace agg
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m_value(0)
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{}
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AGG_INLINE unsigned operator() (int v)
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{
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m_value = m_mask ? unsigned(v) & m_mask :
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AGG_INLINE unsigned operator() (int v)
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{
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m_value = m_mask ? unsigned(v) & m_mask :
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(unsigned(v) + m_add) % m_size2;
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if(m_value >= m_size) return m_size2 - m_value - 1;
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return m_value;
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return m_value;
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}
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AGG_INLINE unsigned operator++ ()
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{
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|
|
143
deps/agg/include/agg_trans_affine.h
vendored
143
deps/agg/include/agg_trans_affine.h
vendored
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@ -2,8 +2,8 @@
|
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// Anti-Grain Geometry - Version 2.4
|
||||
// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
|
||||
//
|
||||
// Permission to copy, use, modify, sell and distribute this software
|
||||
// is granted provided this copyright notice appears in all copies.
|
||||
// Permission to copy, use, modify, sell and distribute this software
|
||||
// is granted provided this copyright notice appears in all copies.
|
||||
// This software is provided "as is" without express or implied
|
||||
// warranty, and with no claim as to its suitability for any purpose.
|
||||
//
|
||||
|
@ -24,39 +24,39 @@
|
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|
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namespace agg
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{
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const double affine_epsilon = 1e-14;
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||||
const double affine_epsilon = 1e-14;
|
||||
|
||||
//============================================================trans_affine
|
||||
//
|
||||
// See Implementation agg_trans_affine.cpp
|
||||
//
|
||||
// Affine transformation are linear transformations in Cartesian coordinates
|
||||
// (strictly speaking not only in Cartesian, but for the beginning we will
|
||||
// think so). They are rotation, scaling, translation and skewing.
|
||||
// After any affine transformation a line segment remains a line segment
|
||||
// and it will never become a curve.
|
||||
// (strictly speaking not only in Cartesian, but for the beginning we will
|
||||
// think so). They are rotation, scaling, translation and skewing.
|
||||
// After any affine transformation a line segment remains a line segment
|
||||
// and it will never become a curve.
|
||||
//
|
||||
// There will be no math about matrix calculations, since it has been
|
||||
// There will be no math about matrix calculations, since it has been
|
||||
// described many times. Ask yourself a very simple question:
|
||||
// "why do we need to understand and use some matrix stuff instead of just
|
||||
// "why do we need to understand and use some matrix stuff instead of just
|
||||
// rotating, scaling and so on". The answers are:
|
||||
//
|
||||
// 1. Any combination of transformations can be done by only 4 multiplications
|
||||
// and 4 additions in floating point.
|
||||
// 2. One matrix transformation is equivalent to the number of consecutive
|
||||
// discrete transformations, i.e. the matrix "accumulates" all transformations
|
||||
// in the order of their settings. Suppose we have 4 transformations:
|
||||
// discrete transformations, i.e. the matrix "accumulates" all transformations
|
||||
// in the order of their settings. Suppose we have 4 transformations:
|
||||
// * rotate by 30 degrees,
|
||||
// * scale X to 2.0,
|
||||
// * scale Y to 1.5,
|
||||
// * move to (100, 100).
|
||||
// The result will depend on the order of these transformations,
|
||||
// * scale X to 2.0,
|
||||
// * scale Y to 1.5,
|
||||
// * move to (100, 100).
|
||||
// The result will depend on the order of these transformations,
|
||||
// and the advantage of matrix is that the sequence of discret calls:
|
||||
// rotate(30), scaleX(2.0), scaleY(1.5), move(100,100)
|
||||
// rotate(30), scaleX(2.0), scaleY(1.5), move(100,100)
|
||||
// will have exactly the same result as the following matrix transformations:
|
||||
//
|
||||
//
|
||||
// affine_matrix m;
|
||||
// m *= rotate_matrix(30);
|
||||
// m *= rotate_matrix(30);
|
||||
// m *= scaleX_matrix(2.0);
|
||||
// m *= scaleY_matrix(1.5);
|
||||
// m *= move_matrix(100,100);
|
||||
|
@ -64,7 +64,7 @@ namespace agg
|
|||
// m.transform_my_point_at_last(x, y);
|
||||
//
|
||||
// What is the good of it? In real life we will set-up the matrix only once
|
||||
// and then transform many points, let alone the convenience to set any
|
||||
// and then transform many points, let alone the convenience to set any
|
||||
// combination of transformations.
|
||||
//
|
||||
// So, how to use it? Very easy - literally as it's shown above. Not quite,
|
||||
|
@ -77,9 +77,9 @@ namespace agg
|
|||
// m.transform(&x, &y);
|
||||
//
|
||||
// The affine matrix is all you need to perform any linear transformation,
|
||||
// but all transformations have origin point (0,0). It means that we need to
|
||||
// but all transformations have origin point (0,0). It means that we need to
|
||||
// use 2 translations if we want to rotate someting around (100,100):
|
||||
//
|
||||
//
|
||||
// m *= agg::trans_affine_translation(-100.0, -100.0); // move to (0,0)
|
||||
// m *= agg::trans_affine_rotation(30.0 * 3.1415926 / 180.0); // rotate
|
||||
// m *= agg::trans_affine_translation(100.0, 100.0); // move back to (100,100)
|
||||
|
@ -96,7 +96,7 @@ namespace agg
|
|||
{}
|
||||
|
||||
// Custom matrix. Usually used in derived classes
|
||||
trans_affine(double v0, double v1, double v2,
|
||||
trans_affine(double v0, double v1, double v2,
|
||||
double v3, double v4, double v5) :
|
||||
sx(v0), shy(v1), shx(v2), sy(v3), tx(v4), ty(v5)
|
||||
{}
|
||||
|
@ -107,14 +107,14 @@ namespace agg
|
|||
{}
|
||||
|
||||
// Rectangle to a parallelogram.
|
||||
trans_affine(double x1, double y1, double x2, double y2,
|
||||
trans_affine(double x1, double y1, double x2, double y2,
|
||||
const double* parl)
|
||||
{
|
||||
rect_to_parl(x1, y1, x2, y2, parl);
|
||||
}
|
||||
|
||||
// Parallelogram to a rectangle.
|
||||
trans_affine(const double* parl,
|
||||
trans_affine(const double* parl,
|
||||
double x1, double y1, double x2, double y2)
|
||||
{
|
||||
parl_to_rect(parl, x1, y1, x2, y2);
|
||||
|
@ -127,25 +127,25 @@ namespace agg
|
|||
}
|
||||
|
||||
//---------------------------------- Parellelogram transformations
|
||||
// transform a parallelogram to another one. Src and dst are
|
||||
// pointers to arrays of three points (double[6], x1,y1,...) that
|
||||
// identify three corners of the parallelograms assuming implicit
|
||||
// fourth point. The arguments are arrays of double[6] mapped
|
||||
// transform a parallelogram to another one. Src and dst are
|
||||
// pointers to arrays of three points (double[6], x1,y1,...) that
|
||||
// identify three corners of the parallelograms assuming implicit
|
||||
// fourth point. The arguments are arrays of double[6] mapped
|
||||
// to x1,y1, x2,y2, x3,y3 where the coordinates are:
|
||||
// *-----------------*
|
||||
// / (x3,y3)/
|
||||
// / /
|
||||
// /(x1,y1) (x2,y2)/
|
||||
// *-----------------*
|
||||
const trans_affine& parl_to_parl(const double* src,
|
||||
const trans_affine& parl_to_parl(const double* src,
|
||||
const double* dst);
|
||||
|
||||
const trans_affine& rect_to_parl(double x1, double y1,
|
||||
double x2, double y2,
|
||||
const trans_affine& rect_to_parl(double x1, double y1,
|
||||
double x2, double y2,
|
||||
const double* parl);
|
||||
|
||||
const trans_affine& parl_to_rect(const double* parl,
|
||||
double x1, double y1,
|
||||
const trans_affine& parl_to_rect(const double* parl,
|
||||
double x1, double y1,
|
||||
double x2, double y2);
|
||||
|
||||
|
||||
|
@ -171,8 +171,8 @@ namespace agg
|
|||
// Multiply inverse of "m" to "this" and assign the result to "this"
|
||||
const trans_affine& premultiply_inv(const trans_affine& m);
|
||||
|
||||
// Invert matrix. Do not try to invert degenerate matrices,
|
||||
// there's no check for validity. If you set scale to 0 and
|
||||
// Invert matrix. Do not try to invert degenerate matrices,
|
||||
// there's no check for validity. If you set scale to 0 and
|
||||
// then try to invert matrix, expect unpredictable result.
|
||||
const trans_affine& invert();
|
||||
|
||||
|
@ -197,7 +197,7 @@ namespace agg
|
|||
}
|
||||
|
||||
//------------------------------------------- Operators
|
||||
|
||||
|
||||
// Multiply the matrix by another one
|
||||
const trans_affine& operator *= (const trans_affine& m)
|
||||
{
|
||||
|
@ -217,7 +217,7 @@ namespace agg
|
|||
return trans_affine(*this).multiply(m);
|
||||
}
|
||||
|
||||
// Multiply the matrix by inverse of another one
|
||||
// Multiply the matrix by inverse of another one
|
||||
// and return the result in a separate matrix.
|
||||
trans_affine operator / (const trans_affine& m) const
|
||||
{
|
||||
|
@ -250,9 +250,9 @@ namespace agg
|
|||
// Direct transformation of x and y, 2x2 matrix only, no translation
|
||||
void transform_2x2(double* x, double* y) const;
|
||||
|
||||
// Inverse transformation of x and y. It works slower than the
|
||||
// direct transformation. For massive operations it's better to
|
||||
// invert() the matrix and then use direct transformations.
|
||||
// Inverse transformation of x and y. It works slower than the
|
||||
// direct transformation. For massive operations it's better to
|
||||
// invert() the matrix and then use direct transformations.
|
||||
void inverse_transform(double* x, double* y) const;
|
||||
|
||||
//-------------------------------------------- Auxiliary
|
||||
|
@ -268,7 +268,7 @@ namespace agg
|
|||
return 1.0 / (sx * sy - shy * shx);
|
||||
}
|
||||
|
||||
// Get the average scale (by X and Y).
|
||||
// Get the average scale (by X and Y).
|
||||
// Basically used to calculate the approximation_scale when
|
||||
// decomposinting curves into line segments.
|
||||
double scale() const;
|
||||
|
@ -282,7 +282,7 @@ namespace agg
|
|||
// Check to see if two matrices are equal
|
||||
bool is_equal(const trans_affine& m, double epsilon = affine_epsilon) const;
|
||||
|
||||
// Determine the major parameters. Use with caution considering
|
||||
// Determine the major parameters. Use with caution considering
|
||||
// possible degenerate cases.
|
||||
double rotation() const;
|
||||
void translation(double* dx, double* dy) const;
|
||||
|
@ -293,7 +293,7 @@ namespace agg
|
|||
//------------------------------------------------------------------------
|
||||
inline void trans_affine::transform(double* x, double* y) const
|
||||
{
|
||||
register double tmp = *x;
|
||||
double tmp = *x;
|
||||
*x = tmp * sx + *y * shx + tx;
|
||||
*y = tmp * shy + *y * sy + ty;
|
||||
}
|
||||
|
@ -301,7 +301,7 @@ namespace agg
|
|||
//------------------------------------------------------------------------
|
||||
inline void trans_affine::transform_2x2(double* x, double* y) const
|
||||
{
|
||||
register double tmp = *x;
|
||||
double tmp = *x;
|
||||
*x = tmp * sx + *y * shx;
|
||||
*y = tmp * shy + *y * sy;
|
||||
}
|
||||
|
@ -309,9 +309,9 @@ namespace agg
|
|||
//------------------------------------------------------------------------
|
||||
inline void trans_affine::inverse_transform(double* x, double* y) const
|
||||
{
|
||||
register double d = determinant_reciprocal();
|
||||
register double a = (*x - tx) * d;
|
||||
register double b = (*y - ty) * d;
|
||||
double d = determinant_reciprocal();
|
||||
double a = (*x - tx) * d;
|
||||
double b = (*y - ty) * d;
|
||||
*x = a * sy - b * shx;
|
||||
*y = b * sx - a * shy;
|
||||
}
|
||||
|
@ -325,23 +325,23 @@ namespace agg
|
|||
}
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
inline const trans_affine& trans_affine::translate(double x, double y)
|
||||
{
|
||||
inline const trans_affine& trans_affine::translate(double x, double y)
|
||||
{
|
||||
tx += x;
|
||||
ty += y;
|
||||
ty += y;
|
||||
return *this;
|
||||
}
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
inline const trans_affine& trans_affine::rotate(double a)
|
||||
inline const trans_affine& trans_affine::rotate(double a)
|
||||
{
|
||||
double ca = cos(a);
|
||||
double ca = cos(a);
|
||||
double sa = sin(a);
|
||||
double t0 = sx * ca - shy * sa;
|
||||
double t2 = shx * ca - sy * sa;
|
||||
double t4 = tx * ca - ty * sa;
|
||||
shy = sx * sa + shy * ca;
|
||||
sy = shx * sa + sy * ca;
|
||||
sy = shx * sa + sy * ca;
|
||||
ty = tx * sa + ty * ca;
|
||||
sx = t0;
|
||||
shx = t2;
|
||||
|
@ -350,10 +350,10 @@ namespace agg
|
|||
}
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
inline const trans_affine& trans_affine::scale(double x, double y)
|
||||
inline const trans_affine& trans_affine::scale(double x, double y)
|
||||
{
|
||||
double mm0 = x; // Possible hint for the optimizer
|
||||
double mm3 = y;
|
||||
double mm3 = y;
|
||||
sx *= mm0;
|
||||
shx *= mm0;
|
||||
tx *= mm0;
|
||||
|
@ -364,7 +364,7 @@ namespace agg
|
|||
}
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
inline const trans_affine& trans_affine::scale(double s)
|
||||
inline const trans_affine& trans_affine::scale(double s)
|
||||
{
|
||||
double m = s; // Possible hint for the optimizer
|
||||
sx *= m;
|
||||
|
@ -402,7 +402,7 @@ namespace agg
|
|||
//------------------------------------------------------------------------
|
||||
inline void trans_affine::scaling_abs(double* x, double* y) const
|
||||
{
|
||||
// Used to calculate scaling coefficients in image resampling.
|
||||
// Used to calculate scaling coefficients in image resampling.
|
||||
// When there is considerable shear this method gives us much
|
||||
// better estimation than just sx, sy.
|
||||
*x = sqrt(sx * sx + shx * shx);
|
||||
|
@ -412,12 +412,12 @@ namespace agg
|
|||
//====================================================trans_affine_rotation
|
||||
// Rotation matrix. sin() and cos() are calculated twice for the same angle.
|
||||
// There's no harm because the performance of sin()/cos() is very good on all
|
||||
// modern processors. Besides, this operation is not going to be invoked too
|
||||
// modern processors. Besides, this operation is not going to be invoked too
|
||||
// often.
|
||||
class trans_affine_rotation : public trans_affine
|
||||
{
|
||||
public:
|
||||
trans_affine_rotation(double a) :
|
||||
trans_affine_rotation(double a) :
|
||||
trans_affine(cos(a), sin(a), -sin(a), cos(a), 0.0, 0.0)
|
||||
{}
|
||||
};
|
||||
|
@ -427,11 +427,11 @@ namespace agg
|
|||
class trans_affine_scaling : public trans_affine
|
||||
{
|
||||
public:
|
||||
trans_affine_scaling(double x, double y) :
|
||||
trans_affine_scaling(double x, double y) :
|
||||
trans_affine(x, 0.0, 0.0, y, 0.0, 0.0)
|
||||
{}
|
||||
|
||||
trans_affine_scaling(double s) :
|
||||
trans_affine_scaling(double s) :
|
||||
trans_affine(s, 0.0, 0.0, s, 0.0, 0.0)
|
||||
{}
|
||||
};
|
||||
|
@ -441,7 +441,7 @@ namespace agg
|
|||
class trans_affine_translation : public trans_affine
|
||||
{
|
||||
public:
|
||||
trans_affine_translation(double x, double y) :
|
||||
trans_affine_translation(double x, double y) :
|
||||
trans_affine(1.0, 0.0, 0.0, 1.0, x, y)
|
||||
{}
|
||||
};
|
||||
|
@ -451,19 +451,19 @@ namespace agg
|
|||
class trans_affine_skewing : public trans_affine
|
||||
{
|
||||
public:
|
||||
trans_affine_skewing(double x, double y) :
|
||||
trans_affine_skewing(double x, double y) :
|
||||
trans_affine(1.0, tan(y), tan(x), 1.0, 0.0, 0.0)
|
||||
{}
|
||||
};
|
||||
|
||||
|
||||
//===============================================trans_affine_line_segment
|
||||
// Rotate, Scale and Translate, associating 0...dist with line segment
|
||||
// Rotate, Scale and Translate, associating 0...dist with line segment
|
||||
// x1,y1,x2,y2
|
||||
class trans_affine_line_segment : public trans_affine
|
||||
{
|
||||
public:
|
||||
trans_affine_line_segment(double x1, double y1, double x2, double y2,
|
||||
trans_affine_line_segment(double x1, double y1, double x2, double y2,
|
||||
double dist)
|
||||
{
|
||||
double dx = x2 - x1;
|
||||
|
@ -479,24 +479,24 @@ namespace agg
|
|||
|
||||
|
||||
//============================================trans_affine_reflection_unit
|
||||
// Reflection matrix. Reflect coordinates across the line through
|
||||
// Reflection matrix. Reflect coordinates across the line through
|
||||
// the origin containing the unit vector (ux, uy).
|
||||
// Contributed by John Horigan
|
||||
class trans_affine_reflection_unit : public trans_affine
|
||||
{
|
||||
public:
|
||||
trans_affine_reflection_unit(double ux, double uy) :
|
||||
trans_affine(2.0 * ux * ux - 1.0,
|
||||
2.0 * ux * uy,
|
||||
2.0 * ux * uy,
|
||||
2.0 * uy * uy - 1.0,
|
||||
trans_affine(2.0 * ux * ux - 1.0,
|
||||
2.0 * ux * uy,
|
||||
2.0 * ux * uy,
|
||||
2.0 * uy * uy - 1.0,
|
||||
0.0, 0.0)
|
||||
{}
|
||||
};
|
||||
|
||||
|
||||
//=================================================trans_affine_reflection
|
||||
// Reflection matrix. Reflect coordinates across the line through
|
||||
// Reflection matrix. Reflect coordinates across the line through
|
||||
// the origin at the angle a or containing the non-unit vector (x, y).
|
||||
// Contributed by John Horigan
|
||||
class trans_affine_reflection : public trans_affine_reflection_unit
|
||||
|
@ -516,4 +516,3 @@ namespace agg
|
|||
|
||||
|
||||
#endif
|
||||
|
||||
|
|
Loading…
Reference in a new issue