Adobe Open Source: algorithm.hpp Source File

00001 /*
00002     Copyright 2005-2006 Adobe Systems Incorporated
00003     Distributed under the MIT License (see accompanying file LICENSE_1_0_0.txt
00004     or a copy at http://opensource.adobe.com/licenses.html)
00005 */
00006 
00007 /*************************************************************************************************/
00008 
00009 #ifndef GIL_DYNAMICIMAGE_ALGORITHM_HPP
00010 #define GIL_DYNAMICIMAGE_ALGORITHM_HPP
00011 
00012 #include "../../core/algorithm.hpp"
00013 #include "any_image.hpp"
00014 
00023 
00024 ADOBE_GIL_NAMESPACE_BEGIN
00025 
00026 namespace detail {
00027     struct copy_pixels_fn : public binary_operation_obj<copy_pixels_fn> {
00028         template <typename V1, typename V2>
00029         GIL_FORCEINLINE void apply_compatible(const V1& src, const V2& dst) const {
00030             copy_pixels(src,dst);
00031         }
00032     };
00033 }
00034 
00037 template <typename TYPES1,  // Model ImageViewVectorConcept
00038           typename V2>      // Model MutableImageViewConcept
00039 void copy_pixels(const any_image_view<TYPES1>& src, const V2& dst) {
00040     apply_operation(src,boost::bind(GIL::detail::copy_pixels_fn(), _1, dst));
00041 }
00042 
00045 template <typename V1,      // Model ImageViewConcept
00046           typename TYPES2>  // Model MutableImageViewVectorConcept
00047 void copy_pixels(const V1& src, const any_image_view<TYPES2>& dst) {
00048     apply_operation(dst,boost::bind(GIL::detail::copy_pixels_fn(), src, _2));
00049 }
00050 
00053 template <typename TYPES1,  // Model ImageViewVectorConcept
00054           typename TYPES2>  // Model MutableImageViewVectorConcept
00055 void copy_pixels(const any_image_view<TYPES1>& src, const any_image_view<TYPES2>& dst) {
00056     apply_operation(src,dst,detail::copy_pixels_fn());
00057 }
00058 
00059 
00060 
00061 
00063 template <typename TYPES1,  // Model ImageViewVectorConcept
00064           typename V2>      // Model MutableImageViewConcept
00065 void copy_and_convert_pixels(const any_image_view<TYPES1>& src, const V2& dst) {
00066     apply_operation(src,boost::bind(detail::copy_and_convert_pixels_fn(), _1, dst));
00067 }
00068 
00070 template <typename V1,      // Model ImageViewConcept
00071           typename TYPES2>  // Model MutableImageViewVectorConcept
00072 void copy_and_convert_pixels(const V1& src, const any_image_view<TYPES2>& dst) {
00073     apply_operation(dst,boost::bind(detail::copy_and_convert_pixels_fn(), src, _2));
00074 }
00075 
00077 template <typename TYPES1,  // Model ImageViewVectorConcept
00078           typename TYPES2>  // Model MutableImageViewVectorConcept
00079 void copy_and_convert_pixels(const any_image_view<TYPES1>& src, const any_image_view<TYPES2>& dst) {
00080     apply_operation(src,dst,detail::copy_and_convert_pixels_fn());
00081 }
00082 
00083 
00084 namespace detail {
00085     template <bool COMPATIBLE> struct fill_pixels_fn1 {
00086         template <typename V, typename VAL> static void apply(const V& src, const VAL& val) { fill_pixels(src,val); }
00087     };
00088 
00089     // copy_pixels invoked on incompatible images
00090     template <> struct fill_pixels_fn1<false> {
00091         template <typename V, typename VAL> static void apply(const V& src, const VAL& val) { throw std::bad_cast();}
00092     };
00093 
00094     template <typename VAL>
00095     struct fill_pixels_fn {
00096         fill_pixels_fn(const VAL& val) : _val(val) {}
00097 
00098         typedef void result_type;
00099         template <typename V> result_type operator()(const V& img_view) const {
00100             fill_pixels_fn1<pixels_are_compatible<typename V::value_type, VAL>::value>::apply(img_view,_val);
00101         }
00102         VAL _val;
00103     };
00104 }
00105 
00108 template <typename TYPES, // Models MutableImageViewVectorConcept
00109           typename VAL>
00110 void fill_pixels(const any_image_view<TYPES>& img_view, const VAL& val) {
00111     apply_operation(img_view,GIL::detail::fill_pixels_fn<VAL>(val));
00112 }
00113 
00114 
00115 ADOBE_GIL_NAMESPACE_END
00116 
00117 #endif
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algorithm.hpp
