src/gallium/state_trackers/xorg/xorg_renderer.h

   1 #ifndef XORG_RENDERER_H
   2 #define XORG_RENDERER_H
   3
   4 #include "pipe/p_context.h"
   5 #include "pipe/p_state.h"
   6
   7 struct xorg_shaders;
   8 struct exa_pixmap_priv;
   9
  10 /* max number of vertices *
  11  * max number of attributes per vertex *
  12  * max number of components per attribute
  13  *
  14  * currently the max is 100 quads
  15  */
  16 #define BUF_SIZE (100 * 4 * 3 * 4)
  17
  18 struct xorg_renderer {
  19    struct pipe_context *pipe;
  20
  21    struct cso_context *cso;
  22    struct xorg_shaders *shaders;
  23
  24    int fb_width;
  25    int fb_height;
  26    struct pipe_constant_buffer vs_const_buffer;
  27    struct pipe_constant_buffer fs_const_buffer;
  28
  29    float buffer[BUF_SIZE];
  30    int buffer_size;
  31
  32    /* number of attributes per vertex for the current
  33     * draw operation */
  34    int attrs_per_vertex;
  35 };
  36
  37 struct xorg_renderer *renderer_create(struct pipe_context *pipe);
  38 void renderer_destroy(struct xorg_renderer *renderer);
  39
  40 void renderer_bind_destination(struct xorg_renderer *r,
  41                                struct pipe_surface *surface,
  42                                int width,
  43                                int height );
  44
  45 void renderer_bind_framebuffer(struct xorg_renderer *r,
  46                                struct exa_pixmap_priv *priv);
  47 void renderer_bind_viewport(struct xorg_renderer *r,
  48                             struct exa_pixmap_priv *dst);
  49 void renderer_set_constants(struct xorg_renderer *r,
  50                             int shader_type,
  51                             const float *buffer,
  52                             int size);
  53
  54
  55 void renderer_draw_yuv(struct xorg_renderer *r,
  56                        int src_x, int src_y, int src_w, int src_h,
  57                        int dst_x, int dst_y, int dst_w, int dst_h,
  58                        struct pipe_texture **textures);
  59
  60 void renderer_begin_solid(struct xorg_renderer *r);
  61 void renderer_solid(struct xorg_renderer *r,
  62                     int x0, int y0,
  63                     int x1, int y1,
  64                     float *color);
  65
  66 void renderer_begin_textures(struct xorg_renderer *r,
  67                              struct pipe_texture **textures,
  68                              int num_textures);
  69 void renderer_texture(struct xorg_renderer *r,
  70                       int *pos,
  71                       int width, int height,
  72                       struct pipe_texture **textures,
  73                       int num_textures,
  74                       float *src_matrix,
  75                       float *mask_matrix);
  76
  77 void renderer_draw_flush(struct xorg_renderer *r);
  78
  79 struct pipe_texture *
  80 renderer_clone_texture(struct xorg_renderer *r,
  81                        struct pipe_texture *src);
  82
  83 void renderer_copy_prepare(struct xorg_renderer *r,
  84                            struct pipe_surface *dst_surface,
  85                            struct pipe_texture *src_texture);
  86
  87 void renderer_copy_pixmap(struct xorg_renderer *r,
  88                           int dx, int dy,
  89                           int sx, int sy,
  90                           int width, int height,
  91                           float src_width,
  92                           float src_height);
  93
  94
  95 #endif