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-rwxr-xr-xagg/inc/agg_pixfmt_rgb.h760
1 files changed, 0 insertions, 760 deletions
diff --git a/agg/inc/agg_pixfmt_rgb.h b/agg/inc/agg_pixfmt_rgb.h
deleted file mode 100755
index 436dfa4b284f..000000000000
--- a/agg/inc/agg_pixfmt_rgb.h
+++ /dev/null
@@ -1,760 +0,0 @@
-//----------------------------------------------------------------------------
-// Anti-Grain Geometry - Version 2.3
-// 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.
-// This software is provided "as is" without express or implied
-// warranty, and with no claim as to its suitability for any purpose.
-//
-//----------------------------------------------------------------------------
-// Contact: mcseem@antigrain.com
-// mcseemagg@yahoo.com
-// http://www.antigrain.com
-//----------------------------------------------------------------------------
-//
-// Adaptation for high precision colors has been sponsored by
-// Liberty Technology Systems, Inc., visit http://lib-sys.com
-//
-// Liberty Technology Systems, Inc. is the provider of
-// PostScript and PDF technology for software developers.
-//
-//----------------------------------------------------------------------------
-
-#ifndef AGG_PIXFMT_RGB_INCLUDED
-#define AGG_PIXFMT_RGB_INCLUDED
-
-#include <string.h>
-#include "agg_basics.h"
-#include "agg_color_rgba.h"
-#include "agg_rendering_buffer.h"
-
-namespace agg
-{
-
- //=====================================================apply_gamma_dir_rgb
- template<class ColorT, class Order, class GammaLut> class apply_gamma_dir_rgb
- {
- public:
- typedef typename ColorT::value_type value_type;
-
- apply_gamma_dir_rgb(const GammaLut& gamma) : m_gamma(gamma) {}
-
- AGG_INLINE void operator () (value_type* p)
- {
- p[Order::R] = m_gamma.dir(p[Order::R]);
- p[Order::G] = m_gamma.dir(p[Order::G]);
- p[Order::B] = m_gamma.dir(p[Order::B]);
- }
-
- private:
- const GammaLut& m_gamma;
- };
-
-
-
- //=====================================================apply_gamma_inv_rgb
- template<class ColorT, class Order, class GammaLut> class apply_gamma_inv_rgb
- {
- public:
- typedef typename ColorT::value_type value_type;
-
- apply_gamma_inv_rgb(const GammaLut& gamma) : m_gamma(gamma) {}
-
- AGG_INLINE void operator () (value_type* p)
- {
- p[Order::R] = m_gamma.inv(p[Order::R]);
- p[Order::G] = m_gamma.inv(p[Order::G]);
- p[Order::B] = m_gamma.inv(p[Order::B]);
- }
-
- private:
- const GammaLut& m_gamma;
- };
-
-
- //=========================================================blender_rgb
- template<class ColorT, class Order> struct blender_rgb
- {
- typedef ColorT color_type;
- typedef Order order_type;
- typedef typename color_type::value_type value_type;
- typedef typename color_type::calc_type calc_type;
- enum { base_shift = color_type::base_shift };
-
- //--------------------------------------------------------------------
- static AGG_INLINE void blend_pix(value_type* p,
- unsigned cr, unsigned cg, unsigned cb,
- unsigned alpha,
- unsigned)
- {
- p[Order::R] += (value_type)(((cr - p[Order::R]) * alpha) >> base_shift);
- p[Order::G] += (value_type)(((cg - p[Order::G]) * alpha) >> base_shift);
- p[Order::B] += (value_type)(((cb - p[Order::B]) * alpha) >> base_shift);
- }
- };
-
-
- //======================================================blender_rgb_pre
- template<class ColorT, class Order> struct blender_rgb_pre
- {
- typedef ColorT color_type;
- typedef Order order_type;
- typedef typename color_type::value_type value_type;
- typedef typename color_type::calc_type calc_type;
- enum { base_shift = color_type::base_shift };
-
- //--------------------------------------------------------------------
- static AGG_INLINE void blend_pix(value_type* p,
- unsigned cr, unsigned cg, unsigned cb,
- unsigned alpha,
- unsigned cover)
- {
- alpha = color_type::base_mask - alpha;
- cover = (cover + 1) << (base_shift - 8);
- p[Order::R] = (value_type)((p[Order::R] * alpha + cr * cover) >> base_shift);
- p[Order::G] = (value_type)((p[Order::G] * alpha + cg * cover) >> base_shift);
- p[Order::B] = (value_type)((p[Order::B] * alpha + cb * cover) >> base_shift);
- }
- };
-
-
-
- //===================================================blender_rgb_gamma
- template<class ColorT, class Order, class Gamma> class blender_rgb_gamma
- {
- public:
- typedef ColorT color_type;
- typedef Order order_type;
- typedef Gamma gamma_type;
- typedef typename color_type::value_type value_type;
- typedef typename color_type::calc_type calc_type;
- enum { base_shift = color_type::base_shift };
-
- //--------------------------------------------------------------------
- blender_rgb_gamma() : m_gamma(0) {}
- void gamma(const gamma_type& g) { m_gamma = &g; }
-
- //--------------------------------------------------------------------
- AGG_INLINE void blend_pix(value_type* p,
- unsigned cr, unsigned cg, unsigned cb,
- unsigned alpha,
- unsigned)
- {
- calc_type r = m_gamma->dir(p[Order::R]);
- calc_type g = m_gamma->dir(p[Order::G]);
- calc_type b = m_gamma->dir(p[Order::B]);
- p[Order::R] = m_gamma->inv((((m_gamma->dir(cr) - r) * alpha) >> base_shift) + r);
- p[Order::G] = m_gamma->inv((((m_gamma->dir(cg) - g) * alpha) >> base_shift) + g);
- p[Order::B] = m_gamma->inv((((m_gamma->dir(cb) - b) * alpha) >> base_shift) + b);
- }
-
- private:
- const gamma_type* m_gamma;
- };
-
-
-
-
- //==================================================pixel_formats_rgb
- template<class Blender> class pixel_formats_rgb
- {
- public:
- typedef rendering_buffer::row_data row_data;
- typedef typename Blender::color_type color_type;
- typedef typename Blender::order_type order_type;
- typedef typename color_type::value_type value_type;
- typedef typename color_type::calc_type calc_type;
- enum
- {
- base_shift = color_type::base_shift,
- base_size = color_type::base_size,
- base_mask = color_type::base_mask
- };
-
- private:
- //--------------------------------------------------------------------
- AGG_INLINE void copy_or_blend_pix(value_type* p,
- const color_type& c,
- unsigned cover)
- {
- if (c.a)
- {
- calc_type alpha = (calc_type(c.a) * (cover + 1)) >> 8;
- if(alpha == base_mask)
- {
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- }
- else
- {
- m_blender.blend_pix(p, c.r, c.g, c.b, alpha, cover);
- }
- }
- }
-
- //--------------------------------------------------------------------
- AGG_INLINE void copy_or_blend_opaque_pix(value_type* p,
- const color_type& c,
- unsigned cover)
- {
- if(cover == 255)
- {
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- }
- else
- {
- m_blender.blend_pix(p, c.r, c.g, c.b, (cover + 1) << (base_shift - 8), cover);
- }
- }
-
-
- public:
- //--------------------------------------------------------------------
- pixel_formats_rgb(rendering_buffer& rb) :
- m_rbuf(&rb)
- {}
-
- //--------------------------------------------------------------------
- Blender& blender() { return m_blender; }
-
- //--------------------------------------------------------------------
- AGG_INLINE unsigned width() const { return m_rbuf->width(); }
- AGG_INLINE unsigned height() const { return m_rbuf->height(); }
-
- //--------------------------------------------------------------------
- AGG_INLINE color_type pixel(int x, int y) const
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- return color_type(p[order_type::R],
- p[order_type::G],
- p[order_type::B]);
- }
-
- //--------------------------------------------------------------------
- row_data span(int x, int y) const
- {
- return row_data(x,
- width() - 1,
- m_rbuf->row(y) + x * 3 * sizeof(value_type));
- }
-
- //--------------------------------------------------------------------
- AGG_INLINE void copy_pixel(int x, int y, const color_type& c)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- }
-
- //--------------------------------------------------------------------
- AGG_INLINE void blend_pixel(int x, int y, const color_type& c, int8u cover)
- {
- copy_or_blend_pix((value_type*)m_rbuf->row(y) + x + x + x, c, cover);
- }
-
-
- //--------------------------------------------------------------------
- AGG_INLINE void copy_hline(int x, int y,
- unsigned len,
- const color_type& c)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- do
- {
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- p += 3;
- }
- while(--len);
- }
-
-
- //--------------------------------------------------------------------
- AGG_INLINE void copy_vline(int x, int y,
- unsigned len,
- const color_type& c)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- do
- {
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- p = (value_type*)m_rbuf->next_row(p);
- }
- while(--len);
- }
-
-
- //--------------------------------------------------------------------
- void blend_hline(int x, int y,
- unsigned len,
- const color_type& c,
- int8u cover)
- {
- if (c.a)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- calc_type alpha = (calc_type(c.a) * (calc_type(cover) + 1)) >> 8;
- if(alpha == base_mask)
- {
- do
- {
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- p += 3;
- }
- while(--len);
- }
- else
- {
- do
- {
- m_blender.blend_pix(p, c.r, c.g, c.b, alpha, cover);
- p += 3;
- }
- while(--len);
- }
- }
- }
-
-
- //--------------------------------------------------------------------
- void blend_vline(int x, int y,
- unsigned len,
- const color_type& c,
- int8u cover)
- {
- if (c.a)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- calc_type alpha = (calc_type(c.a) * (cover + 1)) >> 8;
- if(alpha == base_mask)
- {
- do
- {
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- p = (value_type*)m_rbuf->next_row(p);
- }
- while(--len);
- }
- else
- {
- do
- {
- m_blender.blend_pix(p, c.r, c.g, c.b, alpha, cover);
- p = (value_type*)m_rbuf->next_row(p);
- }
- while(--len);
- }
- }
- }
-
-
- //--------------------------------------------------------------------
- void blend_solid_hspan(int x, int y,
- unsigned len,
- const color_type& c,
- const int8u* covers)
- {
- if (c.a)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- do
- {
- calc_type alpha = (calc_type(c.a) * (calc_type(*covers) + 1)) >> 8;
- if(alpha == base_mask)
- {
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- }
- else
- {
- m_blender.blend_pix(p, c.r, c.g, c.b, alpha, *covers);
- }
- p += 3;
- ++covers;
- }
- while(--len);
- }
- }
-
-
- //--------------------------------------------------------------------
- void blend_solid_vspan(int x, int y,
- unsigned len,
- const color_type& c,
- const int8u* covers)
- {
- if (c.a)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- do
- {
- calc_type alpha = (calc_type(c.a) * (calc_type(*covers) + 1)) >> 8;
- if(alpha == base_mask)
- {
- p[order_type::R] = c.r;
- p[order_type::G] = c.g;
- p[order_type::B] = c.b;
- }
- else
- {
- m_blender.blend_pix(p, c.r, c.g, c.b, alpha, *covers);
- }
- p = (value_type*)m_rbuf->next_row(p);
- ++covers;
- }
- while(--len);
- }
- }
-
-
- //--------------------------------------------------------------------
- void blend_color_hspan(int x, int y,
- unsigned len,
- const color_type* colors,
- const int8u* covers,
- int8u cover)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- if(covers)
- {
- do
- {
- copy_or_blend_pix(p, *colors++, *covers++);
- p += 3;
- }
- while(--len);
- }
- else
- {
- if(cover == 255)
- {
- do
- {
- if(colors->a == base_mask)
- {
- p[order_type::R] = colors->r;
- p[order_type::G] = colors->g;
- p[order_type::B] = colors->b;
- }
- else
- {
- copy_or_blend_pix(p, *colors, 255);
- }
- p += 3;
- ++colors;
- }
- while(--len);
- }
- else
- {
- do
- {
- copy_or_blend_pix(p, *colors++, cover);
- p += 3;
- }
- while(--len);
- }
- }
- }
-
-
-
- //--------------------------------------------------------------------
- void blend_color_vspan(int x, int y,
- unsigned len,
- const color_type* colors,
- const int8u* covers,
- int8u cover)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- if(covers)
- {
- do
- {
- copy_or_blend_pix(p, *colors++, *covers++);
- p = (value_type*)m_rbuf->next_row(p);
- }
- while(--len);
- }
- else
- {
- if(cover == 255)
- {
- do
- {
- if(colors->a == base_mask)
- {
- p[order_type::R] = colors->r;
- p[order_type::G] = colors->g;
- p[order_type::B] = colors->b;
- }
- else
- {
- copy_or_blend_pix(p, *colors, 255);
- }
- p = (value_type*)m_rbuf->next_row(p);
- ++colors;
- }
- while(--len);
- }
- else
- {
- do
- {
- copy_or_blend_pix(p, *colors++, cover);
- p = (value_type*)m_rbuf->next_row(p);
- }
- while(--len);
- }
- }
- }
-
-
- //--------------------------------------------------------------------
- void blend_opaque_color_hspan(int x, int y,
- unsigned len,
- const color_type* colors,
- const int8u* covers,
- int8u cover)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- if(covers)
- {
- do
- {
- copy_or_blend_opaque_pix(p, *colors++, *covers++);
- p += 3;
- }
- while(--len);
- }
- else
- {
- if(cover == 255)
- {
- do
- {
- p[order_type::R] = colors->r;
- p[order_type::G] = colors->g;
- p[order_type::B] = colors->b;
- p += 3;
- ++colors;
- }
- while(--len);
- }
- else
- {
- do
- {
- copy_or_blend_opaque_pix(p, *colors++, cover);
- p += 3;
- }
- while(--len);
- }
- }
- }
-
-
- //--------------------------------------------------------------------
- void blend_opaque_color_vspan(int x, int y,
- unsigned len,
- const color_type* colors,
- const int8u* covers,
- int8u cover)
- {
- value_type* p = (value_type*)m_rbuf->row(y) + x + x + x;
- if(covers)
- {
- do
- {
- copy_or_blend_opaque_pix(p, *colors++, *covers++);
- p = (value_type*)m_rbuf->next_row(p);
- }
- while(--len);
- }
- else
- {
- if(cover == 255)
- {
- do
- {
- p[order_type::R] = colors->r;
- p[order_type::G] = colors->g;
- p[order_type::B] = colors->b;
- p = (value_type*)m_rbuf->next_row(p);
- ++colors;
- }
- while(--len);
- }
- else
- {
- do
- {
- copy_or_blend_opaque_pix(p, *colors++, cover);
- p = (value_type*)m_rbuf->next_row(p);
- }
- while(--len);
- }
- }
- }
-
- //--------------------------------------------------------------------
- template<class Function> void for_each_pixel(Function f)
- {
- unsigned y;
- for(y = 0; y < height(); ++y)
- {
- unsigned len = width();
- value_type* p = (value_type*)m_rbuf->row(y);
- do
- {
- f(p);
- p += 3;
- }
- while(--len);
- }
- }
-
- //--------------------------------------------------------------------
- template<class GammaLut> void apply_gamma_dir(const GammaLut& g)
- {
- for_each_pixel(apply_gamma_dir_rgb<color_type, order_type, GammaLut>(g));
- }
-
- //--------------------------------------------------------------------
- template<class GammaLut> void apply_gamma_inv(const GammaLut& g)
- {
- for_each_pixel(apply_gamma_inv_rgb<color_type, order_type, GammaLut>(g));
- }
-
- //--------------------------------------------------------------------
- void copy_from(const rendering_buffer& from,
- int xdst, int ydst,
- int xsrc, int ysrc,
- unsigned len)
- {
- memmove((value_type*)m_rbuf->row(ydst) + xdst * 3,
- (const value_type*)from.row(ysrc) + xsrc * 3,
- sizeof(value_type) * 3 * len);
- }
-
-
- //--------------------------------------------------------------------
- template<class SrcPixelFormatRenderer>
- void blend_from(const SrcPixelFormatRenderer& from,
- const int8u* psrc_,
- int xdst, int ydst,
- int xsrc, int ysrc,
- unsigned len)
- {
- typedef typename SrcPixelFormatRenderer::order_type src_order;
-
- const value_type* psrc = (const value_type*)psrc_;
- value_type* pdst = (value_type*)m_rbuf->row(ydst) + xdst * 3;
- do
- {
- value_type alpha = psrc[src_order::A];
- if(alpha)
- {
- if(alpha == base_mask)
- {
- pdst[order_type::R] = psrc[src_order::R];
- pdst[order_type::G] = psrc[src_order::G];
- pdst[order_type::B] = psrc[src_order::B];
- }
- else
- {
- m_blender.blend_pix(pdst,
- psrc[src_order::R],
- psrc[src_order::G],
- psrc[src_order::B],
- alpha,
- 255);
- }
- }
- psrc += 4;
- pdst += 3;
- }
- while(--len);
- }
-
- private:
- rendering_buffer* m_rbuf;
- Blender m_blender;
- };
-
- typedef pixel_formats_rgb<blender_rgb<rgba8, order_rgb> > pixfmt_rgb24; //----pixfmt_rgb24
- typedef pixel_formats_rgb<blender_rgb<rgba8, order_bgr> > pixfmt_bgr24; //----pixfmt_bgr24
- typedef pixel_formats_rgb<blender_rgb<rgba16, order_rgb> > pixfmt_rgb48; //----pixfmt_rgb48
- typedef pixel_formats_rgb<blender_rgb<rgba16, order_bgr> > pixfmt_bgr48; //----pixfmt_bgr48
-
- typedef pixel_formats_rgb<blender_rgb_pre<rgba8, order_rgb> > pixfmt_rgb24_pre; //----pixfmt_rgb24_pre
- typedef pixel_formats_rgb<blender_rgb_pre<rgba8, order_bgr> > pixfmt_bgr24_pre; //----pixfmt_bgr24_pre
- typedef pixel_formats_rgb<blender_rgb_pre<rgba16, order_rgb> > pixfmt_rgb48_pre; //----pixfmt_rgb48_pre
- typedef pixel_formats_rgb<blender_rgb_pre<rgba16, order_bgr> > pixfmt_bgr48_pre; //----pixfmt_bgr48_pre
-
- //-----------------------------------------------------pixfmt_rgb24_gamma
- template<class Gamma> class pixfmt_rgb24_gamma :
- public pixel_formats_rgb<blender_rgb_gamma<rgba8, order_rgb, Gamma> >
- {
- public:
- pixfmt_rgb24_gamma(rendering_buffer& rb, const Gamma& g) :
- pixel_formats_rgb<blender_rgb_gamma<rgba8, order_rgb, Gamma> >(rb)
- {
- this->blender().gamma(g);
- }
- };
-
- //-----------------------------------------------------pixfmt_bgr24_gamma
- template<class Gamma> class pixfmt_bgr24_gamma :
- public pixel_formats_rgb<blender_rgb_gamma<rgba8, order_bgr, Gamma> >
- {
- public:
- pixfmt_bgr24_gamma(rendering_buffer& rb, const Gamma& g) :
- pixel_formats_rgb<blender_rgb_gamma<rgba8, order_bgr, Gamma> >(rb)
- {
- this->blender().gamma(g);
- }
- };
-
- //-----------------------------------------------------pixfmt_rgb48_gamma
- template<class Gamma> class pixfmt_rgb48_gamma :
- public pixel_formats_rgb<blender_rgb_gamma<rgba16, order_rgb, Gamma> >
- {
- public:
- pixfmt_rgb48_gamma(rendering_buffer& rb, const Gamma& g) :
- pixel_formats_rgb<blender_rgb_gamma<rgba16, order_rgb, Gamma> >(rb)
- {
- this->blender().gamma(g);
- }
- };
-
- //-----------------------------------------------------pixfmt_bgr48_gamma
- template<class Gamma> class pixfmt_bgr48_gamma :
- public pixel_formats_rgb<blender_rgb_gamma<rgba16, order_bgr, Gamma> >
- {
- public:
- pixfmt_bgr48_gamma(rendering_buffer& rb, const Gamma& g) :
- pixel_formats_rgb<blender_rgb_gamma<rgba16, order_bgr, Gamma> >(rb)
- {
- this->blender().gamma(g);
- }
- };
-
-
-}
-
-#endif
-
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