src/gallium/state_trackers/xorg/xorg_exa.h

   1 #ifndef XORG_EXA_H
   2 #define XORG_EXA_H
   3
   4 #include "xorg_tracker.h"
   5
   6 #include <pipe/p_state.h>
   7
   8 struct cso_context;
   9 struct xorg_shaders;
  10
  11 /* src + mask + dst */
  12 #define MAX_EXA_SAMPLERS 3
  13
  14 struct exa_context
  15 {
  16    ExaDriverPtr pExa;
  17    struct pipe_context *pipe;
  18    struct pipe_screen *scrn;
  19    struct cso_context *cso;
  20    struct xorg_shaders *shaders;
  21
  22    struct pipe_constant_buffer vs_const_buffer;
  23    struct pipe_constant_buffer fs_const_buffer;
  24
  25    struct pipe_texture *bound_textures[MAX_EXA_SAMPLERS];
  26    int num_bound_samplers;
  27
  28    float solid_color[4];
  29    boolean has_solid_color;
  30
  31    struct {
  32       struct exa_pixmap_priv *src;
  33       struct exa_pixmap_priv *dst;
  34    } copy;
  35
  36    /* we should combine these two */
  37    float vertices2[4][2][4];
  38    float vertices3[4][3][4];
  39 };
  40
  41 struct exa_pixmap_priv
  42 {
  43    int flags;
  44    int tex_flags;
  45
  46    struct pipe_texture *tex;
  47    struct pipe_texture *depth_stencil_tex;
  48
  49    struct pipe_transfer *map_transfer;
  50    unsigned map_count;
  51 };
  52
  53 #define XORG_FALLBACK(s, arg...)              \
  54 do {                                          \
  55    if (ms->debug_fallback) {                  \
  56       xf86DrvMsg(pScrn->scrnIndex, X_INFO,    \
  57                  "fallback: " s "\n", ##arg); \
  58    }                                          \
  59    return FALSE;                              \
  60 } while(0)
  61
  62 struct pipe_surface *
  63 exa_gpu_surface(struct exa_context *exa, struct exa_pixmap_priv *priv);
  64
  65 void xorg_exa_flush(struct exa_context *exa, uint pipeFlushFlags,
  66                     struct pipe_fence_handle **fence);
  67 void xorg_exa_finish(struct exa_context *exa);
  68
  69 #endif