From e8a32c31f220966a6bc388c18c5529847aca3b06 Mon Sep 17 00:00:00 2001 From: oetiker Date: Sun, 8 May 2005 20:15:18 +0000 Subject: [PATCH] we do not actually need these files ... goodbye git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.2/program@520 a5681a0c-68f1-0310-ab6d-d61299d08faa --- src/art_rgb_affine_private.h | 39 ----------- src/art_rgba_rgba_affine.c | 150 ------------------------------------------- src/art_rgba_rgba_affine.h | 80 ----------------------- 3 files changed, 269 deletions(-) delete mode 100644 src/art_rgb_affine_private.h delete mode 100644 src/art_rgba_rgba_affine.c delete mode 100644 src/art_rgba_rgba_affine.h diff --git a/src/art_rgb_affine_private.h b/src/art_rgb_affine_private.h deleted file mode 100644 index edaf0e3..0000000 --- a/src/art_rgb_affine_private.h +++ /dev/null @@ -1,39 +0,0 @@ -/* Libart_LGPL - library of basic graphic primitives - * Copyright (C) 1998 Raph Levien - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifndef __ART_RGB_AFFINE_PRIVATE_H__ -#define __ART_RGB_AFFINE_PRIVATE_H__ - -/* This module handles compositing of affine-transformed rgb images - over rgb pixel buffers. */ - -#ifdef __cplusplus -extern "C" { -#endif - -void -art_rgb_affine_run (int *p_x0, int *p_x1, int y, - int src_width, int src_height, - const double affine[6]); - -#ifdef __cplusplus -} -#endif - -#endif diff --git a/src/art_rgba_rgba_affine.c b/src/art_rgba_rgba_affine.c deleted file mode 100644 index 44e5385..0000000 --- a/src/art_rgba_rgba_affine.c +++ /dev/null @@ -1,150 +0,0 @@ -#define ART_RGBA_RGBA_AFFINE_C - -/* Libart_LGPL - library of basic graphic primitives - * Copyright (C) 1998 Raph Levien - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include -#include -#include -#include - -#include "art_rgb_affine_private.h" -#include "art_rgba_rgba_affine.h" - -/* This module handles compositing of affine-transformed rgba images - over rgba pixel buffers. */ - -/* Composite the source image over the destination image, applying the - affine transform. */ - -/** - * gnome_print_art_rgba_rgba_affine: Affine transform source RGBA image and composite. - * @dst: Destination image RGB buffer. - * @x0: Left coordinate of destination rectangle. - * @y0: Top coordinate of destination rectangle. - * @x1: Right coordinate of destination rectangle. - * @y1: Bottom coordinate of destination rectangle. - * @dst_rowstride: Rowstride of @dst buffer. - * @src: Source image RGBA buffer. - * @src_width: Width of source image. - * @src_height: Height of source image. - * @src_rowstride: Rowstride of @src buffer. - * @affine: Affine transform. - * @level: Filter level. - * @alphagamma: #ArtAlphaGamma for gamma-correcting the compositing. - * - * Affine transform the source image stored in @src, compositing over - * the area of destination image @dst specified by the rectangle - * (@x0, @y0) - (@x1, @y1). As usual in libart, the left and top edges - * of this rectangle are included, and the right and bottom edges are - * excluded. - * - * The @alphagamma parameter specifies that the alpha compositing be - * done in a gamma-corrected color space. In the current - * implementation, it is ignored. - * - * The @level parameter specifies the speed/quality tradeoff of the - * image interpolation. Currently, only ART_FILTER_NEAREST is - * implemented. - **/ -void -gnome_print_art_rgba_rgba_affine (art_u8 *dst, - int libart_x0, int libart_y0, int libart_x1, int libart_y1, int dst_rowstride, - const art_u8 *src, - int src_width, int src_height, int src_rowstride, - const double affine[6], - ArtFilterLevel level, - ArtAlphaGamma *alphagamma) -{ - /* Note: this is a slow implementation, and is missing all filter - levels other than NEAREST. It is here for clarity of presentation - and to establish the interface. */ - int x, y; - double inv[6]; - art_u8 *dst_p, *dst_linestart; - const art_u8 *src_p; - ArtPoint pt, src_pt; - int src_x, src_y; - int alpha; - art_u8 bg_r, bg_g, bg_b, bg_a, cr, cg, cb; - art_u8 fg_r, fg_g, fg_b; - int tmp; - int run_x0, run_x1; - - dst_linestart = dst; - art_affine_invert (inv, affine); - for (y = libart_y0; y < libart_y1; y++) - { - pt.y = y + 0.5; - run_x0 = libart_x0; - run_x1 = libart_x1; - art_rgb_affine_run (&run_x0, &run_x1, y, src_width, src_height, - inv); - dst_p = dst_linestart + (run_x0 - libart_x0) * 4; - for (x = run_x0; x < run_x1; x++) - { - pt.x = x + 0.5; - art_affine_point (&src_pt, &pt, inv); - src_x = floor (src_pt.x); - src_y = floor (src_pt.y); - src_p = src + (src_y * src_rowstride) + src_x * 4; - if (src_x >= 0 && src_x < src_width && - src_y >= 0 && src_y < src_height) - { - - alpha = src_p[3]; - if (alpha) - { - if (alpha == 255) - { - dst_p[0] = src_p[0]; - dst_p[1] = src_p[1]; - dst_p[2] = src_p[2]; - dst_p[3] = 255; - } - else - { - bg_r = dst_p[0]; - bg_g = dst_p[1]; - bg_b = dst_p[2]; - bg_a = dst_p[3]; - - cr = (bg_r * bg_a + 0x80) >> 8; - cg = (bg_g * bg_g + 0x80) >> 8; - cb = (bg_b * bg_b + 0x80) >> 8; - - tmp = (src_p[0] - bg_r) * alpha; - fg_r = bg_r + ((tmp + (tmp >> 8) + 0x80) >> 8); - tmp = (src_p[1] - bg_g) * alpha; - fg_g = bg_g + ((tmp + (tmp >> 8) + 0x80) >> 8); - tmp = (src_p[2] - bg_b) * alpha; - fg_b = bg_b + ((tmp + (tmp >> 8) + 0x80) >> 8); - - dst_p[0] = fg_r; - dst_p[1] = fg_g; - dst_p[2] = fg_b; - dst_p[3] = bg_a + (((255 - bg_a) * alpha + 0x80) >> 8); - } - } - } else { dst_p[0] = 255; dst_p[1] = 0; dst_p[2] = 0; dst_p[3] = 255;} - dst_p += 4; - } - dst_linestart += dst_rowstride; - } -} diff --git a/src/art_rgba_rgba_affine.h b/src/art_rgba_rgba_affine.h deleted file mode 100644 index 3091414..0000000 --- a/src/art_rgba_rgba_affine.h +++ /dev/null @@ -1,80 +0,0 @@ -#ifndef SP_ART_RGBA_RGBA_AFFINE_H -#define SP_ART_RGBA_RGBA_AFFINE_H - -/* - * Lauris Kaplinski - * - * A slightly modified version of art_rgb_rgba_affine to render into - * rgba buffer - */ - -/* Libart_LGPL - library of basic graphic primitives - * Copyright (C) 1998 Raph Levien - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include -#include -#include -#include - -/* This module handles compositing of affine-transformed rgba images - over rgb pixel buffers. */ - -/* Composite the source image over the destination image, applying the - affine transform. */ - -/** - * gnome_print_art_rgba_rgba_affine: Affine transform source RGBA image and composite. - * @dst: Destination image RGBA buffer. - * @x0: Left coordinate of destination rectangle. - * @y0: Top coordinate of destination rectangle. - * @x1: Right coordinate of destination rectangle. - * @y1: Bottom coordinate of destination rectangle. - * @dst_rowstride: Rowstride of @dst buffer. - * @src: Source image RGBA buffer. - * @src_width: Width of source image. - * @src_height: Height of source image. - * @src_rowstride: Rowstride of @src buffer. - * @affine: Affine transform. - * @level: Filter level. - * @alphagamma: #ArtAlphaGamma for gamma-correcting the compositing. - * - * Affine transform the source image stored in @src, compositing over - * the area of destination image @dst specified by the rectangle - * (@x0, @y0) - (@x1, @y1). As usual in libart, the left and top edges - * of this rectangle are included, and the right and bottom edges are - * excluded. - * - * The @alphagamma parameter specifies that the alpha compositing be - * done in a gamma-corrected color space. In the current - * implementation, it is ignored. - * - * The @level parameter specifies the speed/quality tradeoff of the - * image interpolation. Currently, only ART_FILTER_NEAREST is - * implemented. - **/ -void -gnome_print_art_rgba_rgba_affine (art_u8 *dst, - int libart_x0, int libart_y0, int libart_x1, int libart_y1, int dst_rowstride, - const art_u8 *src, - int src_width, int src_height, int src_rowstride, - const double affine[6], - ArtFilterLevel level, - ArtAlphaGamma *alphagamma); - -#endif -- 2.11.0