src/modules/engines/xrender_xcb/evas_engine.h

   1 #ifndef EVAS_ENGINE_H
   2 #define EVAS_ENGINE_H
   3
   4 #include <sys/ipc.h>
   5 #include <sys/shm.h>
   6
   7 #include <xcb/xcb.h>
   8 #include <xcb/render.h>
   9 #include <xcb/xcb_image.h>
  10
  11 typedef struct _Xcb_Image_Info      Xcb_Image_Info;
  12 typedef struct _Xcb_Image_Image     Xcb_Image_Image;
  13 typedef struct _Xcb_Render_Surface  Xcb_Render_Surface;
  14
  15 struct _Xcb_Image_Info
  16 {
  17    xcb_connection_t          *conn;
  18    xcb_drawable_t             root;
  19    xcb_drawable_t             draw;
  20    int                        depth;
  21    xcb_visualid_t             vis;
  22    int                        pool_mem;
  23    Evas_List                 *pool;
  24    unsigned char              can_do_shm;
  25    xcb_render_pictforminfo_t *fmt32;
  26    xcb_render_pictforminfo_t *fmt24;
  27    xcb_render_pictforminfo_t *fmt8;
  28    xcb_render_pictforminfo_t *fmt4;
  29    xcb_render_pictforminfo_t *fmt1;
  30    unsigned char              mul_r;
  31    unsigned char              mul_g;
  32    unsigned char              mul_b;
  33    unsigned char              mul_a;
  34    Xcb_Render_Surface        *mul;
  35    int                        references;
  36 };
  37
  38 struct _Xcb_Image_Image
  39 {
  40    Xcb_Image_Info         *xcbinf;
  41    xcb_image_t            *xcbim;
  42    xcb_shm_segment_info_t *shm_info;
  43    int                     w;
  44    int                     h;
  45    int                     depth;
  46    int                     line_bytes;
  47    unsigned char          *data;
  48    unsigned char           available : 1;
  49 };
  50
  51 struct _Xcb_Render_Surface
  52 {
  53    Xcb_Image_Info            *xcbinf;
  54    int                        w;
  55    int                        h;
  56    int                        depth;
  57    xcb_render_pictforminfo_t *fmt;
  58    xcb_drawable_t             draw;
  59    xcb_render_picture_t       pic;
  60    unsigned char              alpha : 1;
  61    unsigned char              allocated : 1;
  62    unsigned char              bordered : 1;
  63 };
  64
  65 /* ximage support calls (ximage vs xshmimage, cache etc.) */
  66 Xcb_Image_Info  *_xr_image_info_get(xcb_connection_t *conn, xcb_drawable_t draw, xcb_visualid_t vis);
  67 void             _xr_image_info_free(Xcb_Image_Info *xcbinf);
  68 void             _xr_image_info_pool_flush(Xcb_Image_Info *xcbinf, int max_num, int max_mem);
  69 Xcb_Image_Image *_xr_image_new(Xcb_Image_Info *xcbinf, int w, int h, int depth);
  70 void             _xr_image_free(Xcb_Image_Image *xim);
  71 void             _xr_image_put(Xcb_Image_Image *xim, xcb_drawable_t draw, int x, int y, int w, int h);
  72
  73 /* xrender support calls */
  74 Xcb_Render_Surface *_xr_render_surface_new(Xcb_Image_Info *xcbinf, int w, int h, xcb_render_pictforminfo_t *fmt, int alpha);
  75 Xcb_Render_Surface *_xr_render_surface_adopt(Xcb_Image_Info *xcbinf, xcb_drawable_t draw, int w, int h, int alpha);
  76 Xcb_Render_Surface *_xr_render_surface_format_adopt(Xcb_Image_Info *xcbinf, xcb_drawable_t draw, int w, int h, xcb_render_pictforminfo_t *fmt, int alpha);
  77 void                _xr_render_surface_free(Xcb_Render_Surface *rs);
  78 void                _xr_render_surface_repeat_set(Xcb_Render_Surface *rs, int repeat);
  79 void                _xr_render_surface_solid_rectangle_set(Xcb_Render_Surface *rs, int r, int g, int b, int a, int x, int y, int w, int h);
  80 void                _xr_render_surface_argb_pixels_fill(Xcb_Render_Surface *rs, int sw, int sh, void *pixels, int x, int y, int w, int h);
  81 void                _xr_render_surface_rgb_pixels_fill(Xcb_Render_Surface *rs, int sw, int sh, void *pixels, int x, int y, int w, int h);
  82 void                _xr_render_surface_clips_set(Xcb_Render_Surface *rs, RGBA_Draw_Context *dc, int rx, int ry, int rw, int rh);
  83 void                _xr_render_surface_composite(Xcb_Render_Surface *srs, Xcb_Render_Surface *drs, RGBA_Draw_Context *dc, int sx, int sy, int sw, int sh, int x, int y, int w, int h, int smooth);
  84 void                _xr_render_surface_copy(Xcb_Render_Surface *srs, Xcb_Render_Surface *drs, int sx, int sy, int x, int y, int w, int h);
  85 void                _xr_render_surface_rectangle_draw(Xcb_Render_Surface *rs, RGBA_Draw_Context *dc, int x, int y, int w, int h);
  86 void                _xr_render_surface_line_draw(Xcb_Render_Surface *rs, RGBA_Draw_Context *dc, int x1, int y1, int x2, int y2);
  87 void                _xre_poly_draw(Xcb_Render_Surface *rs, RGBA_Draw_Context *dc, RGBA_Polygon_Point *points);
  88
  89
  90 typedef struct _XR_Image XR_Image;
  91
  92 struct _XR_Image
  93 {
  94    Xcb_Image_Info       *xcbinf;
  95    const char           *file;
  96    const char           *key;
  97    char                 *fkey;
  98    RGBA_Image           *im;
  99    void                 *data;
 100    int                   w, h;
 101    Xcb_Render_Surface   *surface;
 102    int                   references;
 103    char                 *format;
 104    const char           *comment;
 105    Tilebuf              *updates;
 106    RGBA_Image_Loadopts   load_opts;
 107    unsigned char         alpha : 1;
 108    unsigned char         dirty : 1;
 109    unsigned char         free_data : 1;
 110 };
 111
 112 XR_Image *_xre_image_load(Xcb_Image_Info *xcbinf, const char *file, const char *key, Evas_Image_Load_Opts *lo);
 113 XR_Image *_xre_image_new_from_data(Xcb_Image_Info *xcbinf, int w, int h, void *data);
 114 XR_Image *_xre_image_new_from_copied_data(Xcb_Image_Info *xcbinf, int w, int h, void *data);
 115 XR_Image *_xre_image_new(Xcb_Image_Info *xcbinf, int w, int h);
 116 void      _xre_image_resize(XR_Image *im, int w, int h);
 117 void      _xre_image_free(XR_Image *im);
 118 void      _xre_image_region_dirty(XR_Image *im, int x, int y, int w, int h);
 119 void      _xre_image_dirty(XR_Image *im);
 120 XR_Image *_xre_image_copy(XR_Image *im);
 121 void     *_xre_image_data_get(XR_Image *im);
 122 XR_Image *_xre_image_data_find(void *data);
 123 void      _xre_image_data_put(XR_Image *im, void *data);
 124 void      _xre_image_alpha_set(XR_Image *im, int alpha);
 125 int       _xre_image_alpha_get(XR_Image *im);
 126 void      _xre_image_border_set(XR_Image *im, int l, int r, int t, int b);
 127 void      _xre_image_border_get(XR_Image *im, int *l, int *r, int *t, int *b);
 128 void      _xre_image_surface_gen(XR_Image *im);
 129 void      _xre_image_cache_set(int size);
 130 int       _xre_image_cache_get(void);
 131
 132 typedef struct _XR_Font_Surface XR_Font_Surface;
 133
 134 struct _XR_Font_Surface
 135 {
 136    Xcb_Image_Info      *xcbinf;
 137    RGBA_Font_Glyph     *fg;
 138    int                  w;
 139    int                  h;
 140    xcb_drawable_t       draw;
 141    xcb_render_picture_t pic;
 142 };
 143
 144 XR_Font_Surface *_xre_font_surface_new (Xcb_Image_Info   *xcbinf,
 145                                         RGBA_Font_Glyph  *fg);
 146
 147 void             _xre_font_surface_free (XR_Font_Surface   *fs);
 148
 149 void             _xre_font_surface_draw (Xcb_Image_Info    *xcbinf,
 150                                          RGBA_Image        *surface,
 151                                          RGBA_Draw_Context *dc,
 152                                          RGBA_Font_Glyph   *fg,
 153                                          int                x,
 154                                          int                y);
 155
 156 typedef struct _XR_Gradient XR_Gradient;
 157
 158 struct _XR_Gradient
 159 {
 160    Xcb_Image_Info     *xcbinf;
 161    Xcb_Render_Surface *surface;
 162    RGBA_Gradient      *grad;
 163    unsigned char       changed;
 164    int                 sw, sh;
 165 };
 166
 167 /* gradient */
 168 XR_Gradient *_xre_gradient_new(Xcb_Image_Info *xcbinf);
 169 void         _xre_gradient_free(XR_Gradient *gr);
 170 void         _xre_gradient_color_stop_add(XR_Gradient *gr, int r, int g, int b, int a, int delta);
 171 void         _xre_gradient_alpha_stop_add(XR_Gradient *gr, int a, int delta);
 172 void         _xre_gradient_color_data_set(XR_Gradient *gr, void *map, int len, int has_alpha);
 173 void         _xre_gradient_alpha_data_set(XR_Gradient *gr, void *alpha_map, int len);
 174 void         _xre_gradient_clear(XR_Gradient *gr);
 175 void         _xre_gradient_fill_set(XR_Gradient *gr, int x, int y, int w, int h);
 176 void         _xre_gradient_fill_angle_set(XR_Gradient *gr, double angle);
 177 void         _xre_gradient_fill_spread_set(XR_Gradient *gr, int spread);
 178 void         _xre_gradient_angle_set(XR_Gradient *gr, double angle);
 179 void         _xre_gradient_offset_set(XR_Gradient *gr, float offset);
 180 void         _xre_gradient_direction_set(XR_Gradient *gr, int direction);
 181 void         _xre_gradient_type_set(XR_Gradient *gr, char *name, char *params);
 182 void         _xre_gradient_draw(Xcb_Render_Surface *rs, RGBA_Draw_Context *dc, XR_Gradient *gr, int x, int y, int w, int h);
 183
 184 #endif