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7c35f43688
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/back/trunk@14304 72102866-910b-0410-8b05-ffd578937521
156 lines
4.7 KiB
C
156 lines
4.7 KiB
C
/*
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copyright 2002 Alexander Malmberg <alexander@malmberg.org>
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This file is part of GNUstep.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef blit_h
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#define blit_h
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/* TODO!!! */
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#include "config.h"
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#if BUILD_SERVER == SERVER_rds
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#define RDS
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#endif
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#include <libart_lgpl/libart.h>
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/** Information about how we draw stuff **/
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typedef struct render_run_s
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{
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unsigned char r,g,b,a,real_a;
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unsigned char *dst,*dsta;
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/* the following fields are only used by the svp rendering helpers */
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int x0,x1;
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int rowstride,arowstride,bpp;
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void (*run_alpha)(struct render_run_s *ri,int num);
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void (*run_opaque)(struct render_run_s *ri,int num);
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} render_run_t;
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typedef struct
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{
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unsigned char *dst,*dsta;
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unsigned char *src,*srca;
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} composite_run_t;
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typedef struct draw_info_s
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{
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int how;
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#define DI_FALLBACK 0
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/* counting from lsb */
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#define DI_16_B5_G5_R5_A1 1
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#define DI_16_B5_G6_R5 2
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#define DI_24_RGB 3
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#define DI_24_BGR 4
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#define DI_32_RGBA 5
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#define DI_32_BGRA 6
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#define DI_32_ARGB 7
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#define DI_32_ABGR 8
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#define DI_NUM 9
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int bytes_per_pixel;
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int drawing_depth;
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int inline_alpha,inline_alpha_ofs;
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void (*render_run_alpha)(render_run_t *ri,int num);
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void (*render_run_opaque)(render_run_t *ri,int num);
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void (*render_run_alpha_a)(render_run_t *ri,int num);
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void (*render_run_opaque_a)(render_run_t *ri,int num);
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void (*render_blit_alpha_opaque)(unsigned char *dst,
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const unsigned char *src,
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unsigned char r,unsigned char g,unsigned char b,int num);
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void (*render_blit_mono_opaque)(unsigned char *dst,
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const unsigned char *src,int src_ofs,
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unsigned char r,unsigned char g,unsigned char b,
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int num);
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void (*render_blit_alpha)(unsigned char *dst,const unsigned char *src,
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unsigned char r,unsigned char g,unsigned char b,
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unsigned char alpha,int num);
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void (*render_blit_mono)(unsigned char *dst,
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const unsigned char *src,int src_ofs,
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unsigned char r,unsigned char g,unsigned char b,
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unsigned char alpha,int num);
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void (*composite_sover_aa)(composite_run_t *c,int num);
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void (*composite_sover_ao)(composite_run_t *c,int num);
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void (*composite_sin_aa)(composite_run_t *c,int num);
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void (*composite_sin_oa)(composite_run_t *c,int num);
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void (*composite_sout_aa)(composite_run_t *c,int num);
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void (*composite_sout_oa)(composite_run_t *c,int num);
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void (*composite_satop_aa)(composite_run_t *c,int num);
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void (*composite_dover_aa)(composite_run_t *c,int num);
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void (*composite_dover_oa)(composite_run_t *c,int num);
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void (*composite_din_aa)(composite_run_t *c,int num);
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void (*composite_dout_aa)(composite_run_t *c,int num);
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void (*composite_datop_aa)(composite_run_t *c,int num);
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void (*composite_xor_aa)(composite_run_t *c,int num);
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void (*composite_plusl_aa)(composite_run_t *c,int num);
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void (*composite_plusl_oa)(composite_run_t *c,int num);
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void (*composite_plusl_ao)(composite_run_t *c,int num);
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void (*composite_plusl_oo)(composite_run_t *c,int num);
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void (*composite_plusd_aa)(composite_run_t *c,int num);
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void (*composite_plusd_oa)(composite_run_t *c,int num);
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void (*composite_plusd_ao)(composite_run_t *c,int num);
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void (*composite_plusd_oo)(composite_run_t *c,int num);
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} draw_info_t;
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#define RENDER_RUN_ALPHA (DI.render_run_alpha)
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#define RENDER_RUN_OPAQUE (DI.render_run_opaque)
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#define RENDER_RUN_ALPHA_A (DI.render_run_alpha_a)
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#define RENDER_RUN_OPAQUE_A (DI.render_run_opaque_a)
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#define RENDER_BLIT_ALPHA_OPAQUE (DI.render_blit_alpha_opaque)
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#define RENDER_BLIT_MONO_OPAQUE DI.render_blit_mono_opaque
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#define RENDER_BLIT_ALPHA DI.render_blit_alpha
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#define RENDER_BLIT_MONO DI.render_blit_mono
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void artcontext_setup_draw_info(draw_info_t *di,
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unsigned int red_mask,unsigned int green_mask,unsigned int blue_mask,
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int bpp);
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void artcontext_render_svp(const ArtSVP *svp,int x0,int y0,int x1,int y1,
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unsigned char r,unsigned char g,unsigned char b,unsigned char a,
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unsigned char *dst,int rowstride,
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unsigned char *dsta,int arowstride,int has_alpha,
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draw_info_t *di);
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#endif
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