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_resource *vs_const_buffer;
27    struct pipe_resource *fs_const_buffer;
28 
29    float buffer[BUF_SIZE];
30    int buffer_size;
31    struct pipe_vertex_element velems[3];
32 
33    /* number of attributes per vertex for the current
34     * draw operation */
35    int attrs_per_vertex;
36 };
37 
38 struct xorg_renderer *renderer_create(struct pipe_context *pipe);
39 void renderer_destroy(struct xorg_renderer *renderer);
40 
41 void renderer_bind_destination(struct xorg_renderer *r,
42                                struct pipe_surface *surface,
43                                int width,
44                                int height );
45 
46 void renderer_bind_framebuffer(struct xorg_renderer *r,
47                                struct exa_pixmap_priv *priv);
48 void renderer_bind_viewport(struct xorg_renderer *r,
49                             struct exa_pixmap_priv *dst);
50 void renderer_set_constants(struct xorg_renderer *r,
51                             int shader_type,
52                             const float *buffer,
53                             int size);
54 
55 
56 void renderer_draw_yuv(struct xorg_renderer *r,
57                        float src_x, float src_y, float src_w, float src_h,
58                        int dst_x, int dst_y, int dst_w, int dst_h,
59                        struct pipe_resource **textures);
60 
61 void renderer_begin_solid(struct xorg_renderer *r);
62 void renderer_solid(struct xorg_renderer *r,
63                     int x0, int y0,
64                     int x1, int y1,
65                     float *color);
66 
67 void renderer_begin_textures(struct xorg_renderer *r,
68                              int num_textures);
69 
70 void renderer_texture(struct xorg_renderer *r,
71                       int *pos,
72                       int width, int height,
73                       struct pipe_sampler_view **textures,
74                       int num_textures,
75                       float *src_matrix,
76                       float *mask_matrix);
77 
78 void renderer_draw_flush(struct xorg_renderer *r);
79 
80 
81 #endif
82