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-rwxr-xr-xagg/inc/agg_span_pattern_resample_rgba.h354
1 files changed, 0 insertions, 354 deletions
diff --git a/agg/inc/agg_span_pattern_resample_rgba.h b/agg/inc/agg_span_pattern_resample_rgba.h
deleted file mode 100755
index 37b4dade16f4..000000000000
--- a/agg/inc/agg_span_pattern_resample_rgba.h
+++ /dev/null
@@ -1,354 +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
-//----------------------------------------------------------------------------
-
-#ifndef AGG_SPAN_PATTERN_RESAMPLE_RGBA_INCLUDED
-#define AGG_SPAN_PATTERN_RESAMPLE_RGBA_INCLUDED
-
-#include "agg_color_rgba.h"
-#include "agg_span_image_resample.h"
-
-namespace agg
-{
-
- //=======================================span_pattern_resample_rgba_affine
- template<class ColorT,
- class Order,
- class WrapModeX,
- class WrapModeY,
- class Allocator = span_allocator<ColorT> >
- class span_pattern_resample_rgba_affine :
- public span_image_resample_affine<ColorT, Allocator>
- {
- public:
- typedef ColorT color_type;
- typedef Order order_type;
- typedef Allocator alloc_type;
- typedef span_image_resample_affine<color_type, alloc_type> base_type;
- typedef typename base_type::interpolator_type interpolator_type;
- typedef typename color_type::value_type value_type;
- typedef typename color_type::long_type long_type;
- enum
- {
- base_shift = color_type::base_shift,
- base_mask = color_type::base_mask,
- downscale_shift = image_filter_shift
- };
-
- //--------------------------------------------------------------------
- span_pattern_resample_rgba_affine(alloc_type& alloc) :
- base_type(alloc),
- m_wrap_mode_x(1),
- m_wrap_mode_y(1)
- {}
-
- //--------------------------------------------------------------------
- span_pattern_resample_rgba_affine(alloc_type& alloc,
- const rendering_buffer& src,
- interpolator_type& inter,
- const image_filter_lut& filter_) :
- base_type(alloc, src, color_type(0,0,0,0), inter, filter_),
- m_wrap_mode_x(src.width()),
- m_wrap_mode_y(src.height())
- {}
-
- //--------------------------------------------------------------------
- void source_image(const rendering_buffer& src)
- {
- base_type::source_image(src);
- m_wrap_mode_x = WrapModeX(src.width());
- m_wrap_mode_y = WrapModeX(src.height());
- }
-
- //--------------------------------------------------------------------
- color_type* generate(int x, int y, unsigned len)
- {
- color_type* span = base_type::allocator().span();
- interpolator_type& intr = base_type::interpolator();
- intr.begin(x + base_type::filter_dx_dbl(),
- y + base_type::filter_dy_dbl(), len);
- long_type fg[4];
-
- int diameter = base_type::filter().diameter();
- int filter_size = diameter << image_subpixel_shift;
- int radius_x = (diameter * base_type::m_rx) >> 1;
- int radius_y = (diameter * base_type::m_ry) >> 1;
- int maxx = base_type::source_image().width() - 1;
- int maxy = base_type::source_image().height() - 1;
- const int16* weight_array = base_type::filter().weight_array();
-
- do
- {
- intr.coordinates(&x, &y);
-
- x += base_type::filter_dx_int() - radius_x;
- y += base_type::filter_dy_int() - radius_y;
-
- fg[0] = fg[1] = fg[2] = fg[3] = image_filter_size / 2;
-
- int y_lr = m_wrap_mode_y(y >> image_subpixel_shift);
- int y_hr = ((image_subpixel_mask - (y & image_subpixel_mask)) *
- base_type::m_ry_inv) >>
- image_subpixel_shift;
- int total_weight = 0;
- int x_lr_ini = x >> image_subpixel_shift;
- int x_hr_ini = ((image_subpixel_mask - (x & image_subpixel_mask)) *
- base_type::m_rx_inv) >>
- image_subpixel_shift;
- do
- {
- int weight_y = weight_array[y_hr];
- int x_lr = m_wrap_mode_x(x_lr_ini);
- int x_hr = x_hr_ini;
- const value_type* row_ptr = (const value_type*)base_type::source_image().row(y_lr);
- do
- {
- const value_type* fg_ptr = row_ptr + (x_lr << 2);
- int weight = (weight_y * weight_array[x_hr] +
- image_filter_size / 2) >>
- downscale_shift;
-
- fg[0] += fg_ptr[0] * weight;
- fg[1] += fg_ptr[1] * weight;
- fg[2] += fg_ptr[2] * weight;
- fg[3] += fg_ptr[3] * weight;
- total_weight += weight;
- x_hr += base_type::m_rx_inv;
- x_lr = ++m_wrap_mode_x;
- }
- while(x_hr < filter_size);
-
- y_hr += base_type::m_ry_inv;
- y_lr = ++m_wrap_mode_y;
- } while(y_hr < filter_size);
-
- fg[0] /= total_weight;
- fg[1] /= total_weight;
- fg[2] /= total_weight;
- fg[3] /= total_weight;
-
- if(fg[0] < 0) fg[0] = 0;
- if(fg[1] < 0) fg[1] = 0;
- if(fg[2] < 0) fg[2] = 0;
- if(fg[3] < 0) fg[3] = 0;
-
- if(fg[order_type::A] > base_mask) fg[order_type::A] = base_mask;
- if(fg[order_type::R] > fg[order_type::A]) fg[order_type::R] = fg[order_type::A];
- if(fg[order_type::G] > fg[order_type::A]) fg[order_type::G] = fg[order_type::A];
- if(fg[order_type::B] > fg[order_type::A]) fg[order_type::B] = fg[order_type::A];
-
- span->r = (value_type)fg[order_type::R];
- span->g = (value_type)fg[order_type::G];
- span->b = (value_type)fg[order_type::B];
- span->a = (value_type)fg[order_type::A];
-
- ++span;
- ++intr;
- } while(--len);
- return base_type::allocator().span();
- }
-
- private:
- WrapModeX m_wrap_mode_x;
- WrapModeY m_wrap_mode_y;
- };
-
-
-
-
-
-
-
- //============================================span_pattern_resample_rgba
- template<class ColorT,
- class Order,
- class Interpolator,
- class WrapModeX,
- class WrapModeY,
- class Allocator = span_allocator<ColorT> >
- class span_pattern_resample_rgba :
- public span_image_resample<ColorT, Interpolator, Allocator>
- {
- public:
- typedef ColorT color_type;
- typedef Order order_type;
- typedef Interpolator interpolator_type;
- typedef Allocator alloc_type;
- typedef span_image_resample<color_type, interpolator_type, alloc_type> base_type;
- typedef typename color_type::value_type value_type;
- typedef typename color_type::long_type long_type;
- enum
- {
- base_shift = color_type::base_shift,
- base_mask = color_type::base_mask,
- downscale_shift = image_filter_shift
- };
-
- //--------------------------------------------------------------------
- span_pattern_resample_rgba(alloc_type& alloc) :
- base_type(alloc),
- m_wrap_mode_x(1),
- m_wrap_mode_y(1)
- {}
-
- //--------------------------------------------------------------------
- span_pattern_resample_rgba(alloc_type& alloc,
- const rendering_buffer& src,
- interpolator_type& inter,
- const image_filter_lut& filter) :
- base_type(alloc, src, color_type(0,0,0,0), inter, filter),
- m_wrap_mode_x(src.width()),
- m_wrap_mode_y(src.height())
- {}
-
- //--------------------------------------------------------------------
- void source_image(const rendering_buffer& src)
- {
- base_type::source_image(src);
- m_wrap_mode_x = WrapModeX(src.width());
- m_wrap_mode_y = WrapModeX(src.height());
- }
-
- //--------------------------------------------------------------------
- color_type* generate(int x, int y, unsigned len)
- {
- color_type* span = base_type::allocator().span();
- interpolator_type& intr = base_type::interpolator();
- intr.begin(x + base_type::filter_dx_dbl(),
- y + base_type::filter_dy_dbl(), len);
- long_type fg[4];
-
- int diameter = base_type::filter().diameter();
- int filter_size = diameter << image_subpixel_shift;
- const int16* weight_array = base_type::filter().weight_array();
-
- do
- {
- int rx;
- int ry;
- int rx_inv = image_subpixel_size;
- int ry_inv = image_subpixel_size;
- intr.coordinates(&x, &y);
- intr.local_scale(&rx, &ry);
-
- rx = (rx * base_type::m_blur_x) >> image_subpixel_shift;
- ry = (ry * base_type::m_blur_y) >> image_subpixel_shift;
-
- if(rx < image_subpixel_size)
- {
- rx = image_subpixel_size;
- }
- else
- {
- if(rx > image_subpixel_size * base_type::m_scale_limit)
- {
- rx = image_subpixel_size * base_type::m_scale_limit;
- }
- rx_inv = image_subpixel_size * image_subpixel_size / rx;
- }
-
- if(ry < image_subpixel_size)
- {
- ry = image_subpixel_size;
- }
- else
- {
- if(ry > image_subpixel_size * base_type::m_scale_limit)
- {
- ry = image_subpixel_size * base_type::m_scale_limit;
- }
- ry_inv = image_subpixel_size * image_subpixel_size / ry;
- }
-
- int radius_x = (diameter * rx) >> 1;
- int radius_y = (diameter * ry) >> 1;
- int maxx = base_type::source_image().width() - 1;
- int maxy = base_type::source_image().height() - 1;
-
- x += base_type::filter_dx_int() - radius_x;
- y += base_type::filter_dy_int() - radius_y;
-
- fg[0] = fg[1] = fg[2] = fg[3] = image_filter_size / 2;
-
- int y_lr = m_wrap_mode_y(y >> image_subpixel_shift);
- int y_hr = ((image_subpixel_mask - (y & image_subpixel_mask)) *
- ry_inv) >>
- image_subpixel_shift;
- int total_weight = 0;
- int x_lr_ini = x >> image_subpixel_shift;
- int x_hr_ini = ((image_subpixel_mask - (x & image_subpixel_mask)) *
- rx_inv) >>
- image_subpixel_shift;
-
- do
- {
- int weight_y = weight_array[y_hr];
- int x_lr = m_wrap_mode_x(x_lr_ini);
- int x_hr = x_hr_ini;
- const value_type* row_ptr = (const value_type*)base_type::source_image().row(y_lr);
- do
- {
- const value_type* fg_ptr = row_ptr + (x_lr << 2);
- int weight = (weight_y * weight_array[x_hr] +
- image_filter_size / 2) >>
- downscale_shift;
- fg[0] += fg_ptr[0] * weight;
- fg[1] += fg_ptr[1] * weight;
- fg[2] += fg_ptr[2] * weight;
- fg[3] += fg_ptr[3] * weight;
- total_weight += weight;
- x_hr += rx_inv;
- x_lr = ++m_wrap_mode_x;
- }
- while(x_hr < filter_size);
- y_hr += ry_inv;
- y_lr = ++m_wrap_mode_y;
- }
- while(y_hr < filter_size);
-
- fg[0] /= total_weight;
- fg[1] /= total_weight;
- fg[2] /= total_weight;
- fg[3] /= total_weight;
-
- if(fg[0] < 0) fg[0] = 0;
- if(fg[1] < 0) fg[1] = 0;
- if(fg[2] < 0) fg[2] = 0;
- if(fg[3] < 0) fg[3] = 0;
-
- if(fg[order_type::A] > base_mask) fg[order_type::A] = base_mask;
- if(fg[order_type::R] > fg[order_type::A]) fg[order_type::R] = fg[order_type::A];
- if(fg[order_type::G] > fg[order_type::A]) fg[order_type::G] = fg[order_type::A];
- if(fg[order_type::B] > fg[order_type::A]) fg[order_type::B] = fg[order_type::A];
-
- span->r = (value_type)fg[order_type::R];
- span->g = (value_type)fg[order_type::G];
- span->b = (value_type)fg[order_type::B];
- span->a = (value_type)fg[order_type::A];
-
- ++span;
- ++intr;
- } while(--len);
- return base_type::allocator().span();
- }
-
- private:
- WrapModeX m_wrap_mode_x;
- WrapModeY m_wrap_mode_y;
- };
-
-}
-
-
-#endif
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