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  1. /**************************************************************************
  2.  *
  3.  * Copyright 2011 Lauri Kasanen
  4.  * All Rights Reserved.
  5.  *
  6.  * Permission is hereby granted, free of charge, to any person obtaining a
  7.  * copy of this software and associated documentation files (the
  8.  * "Software"), to deal in the Software without restriction, including
  9.  * without limitation the rights to use, copy, modify, merge, publish,
  10.  * distribute, sub license, and/or sell copies of the Software, and to
  11.  * permit persons to whom the Software is furnished to do so, subject to
  12.  * the following conditions:
  13.  *
  14.  * The above copyright notice and this permission notice (including the
  15.  * next paragraph) shall be included in all copies or substantial portions
  16.  * of the Software.
  17.  *
  18.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21.  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
  22.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25.  *
  26.  **************************************************************************/
  27.  
  28. #ifndef PP_PRIVATE_H
  29. #define PP_PRIVATE_H
  30.  
  31.  
  32. #include "postprocess.h"
  33.  
  34.  
  35. /**
  36.  * Internal control details.
  37.  */
  38. struct pp_program
  39. {
  40.    struct pipe_screen *screen;
  41.    struct pipe_context *pipe;
  42.    struct cso_context *cso;
  43.  
  44.    struct pipe_blend_state blend;
  45.    struct pipe_depth_stencil_alpha_state depthstencil;
  46.    struct pipe_rasterizer_state rasterizer;
  47.    struct pipe_sampler_state sampler;   /* bilinear */
  48.    struct pipe_sampler_state sampler_point;     /* point */
  49.    struct pipe_viewport_state viewport;
  50.    struct pipe_framebuffer_state framebuffer;
  51.    struct pipe_vertex_element velem[2];
  52.  
  53.    union pipe_color_union clear_color;
  54.  
  55.    void *passvs;
  56.  
  57.    struct pipe_resource *vbuf;
  58.    struct pipe_surface surf;
  59.    struct pipe_sampler_view *view;
  60. };
  61.  
  62.  
  63.  
  64. /**
  65.  * The main post-processing queue.
  66.  */
  67. struct pp_queue_t
  68. {
  69.    pp_func *pp_queue;           /* An array of pp_funcs */
  70.    unsigned int n_filters;      /* Number of enabled filters */
  71.  
  72.    struct pipe_resource *tmp[2];        /* Two temp FBOs for the queue */
  73.    struct pipe_resource *inner_tmp[3];  /* Three for filter use */
  74.  
  75.    unsigned int n_tmp, n_inner_tmp;
  76.  
  77.    struct pipe_resource *depth; /* depth of original input */
  78.    struct pipe_resource *stencil;       /* stencil shared by inner_tmps */
  79.    struct pipe_resource *constbuf;      /* MLAA constant buffer */
  80.    struct pipe_resource *areamaptex;    /* MLAA area map texture */
  81.  
  82.    struct pipe_surface *tmps[2], *inner_tmps[3], *stencils;
  83.  
  84.    void ***shaders;             /* Shaders in TGSI form */
  85.    unsigned int *filters;       /* Active filter to filters.h mapping. */
  86.    struct pp_program *p;
  87.  
  88.    bool fbos_init;
  89. };
  90.  
  91.  
  92. void pp_free_fbos(struct pp_queue_t *);
  93.  
  94. void pp_debug(const char *, ...);
  95.  
  96. struct pp_program *pp_init_prog(struct pp_queue_t *, struct pipe_context *pipe,
  97.                                 struct cso_context *);
  98.  
  99. void pp_blit(struct pipe_context *pipe,
  100.              struct pipe_resource *src_tex,
  101.              int srcX0, int srcY0,
  102.              int srcX1, int srcY1,
  103.              int srcZ0,
  104.              struct pipe_surface *dst,
  105.              int dstX0, int dstY0,
  106.              int dstX1, int dstY1);
  107.  
  108.  
  109. #endif /* PP_PRIVATE_H */
  110.