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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 POSTPROCESS_H
  29. #define POSTPROCESS_H
  30.  
  31. #include "postprocess/pp_program.h"
  32.  
  33. #define PP_FILTERS 6            /* Increment this if you add filters */
  34. #define PP_MAX_PASSES 6
  35.  
  36. struct pp_queue_t;              /* Forward definition */
  37.  
  38. /* Less typing later on */
  39. typedef void (*pp_func) (struct pp_queue_t *, struct pipe_resource *,
  40.                          struct pipe_resource *, unsigned int);
  41. /**
  42. *       The main post-processing queue.
  43. */
  44. struct pp_queue_t
  45. {
  46.    pp_func *pp_queue;           /* An array of pp_funcs */
  47.    unsigned int n_filters;      /* Number of enabled filters */
  48.  
  49.    struct pipe_resource *tmp[2];        /* Two temp FBOs for the queue */
  50.    struct pipe_resource *inner_tmp[3];  /* Three for filter use */
  51.  
  52.    unsigned int n_tmp, n_inner_tmp;
  53.  
  54.    struct pipe_resource *depth; /* depth of original input */
  55.    struct pipe_resource *stencil;       /* stencil shared by inner_tmps */
  56.    struct pipe_resource *constbuf;      /* MLAA constant buffer */
  57.    struct pipe_resource *areamaptex;    /* MLAA area map texture */
  58.  
  59.    struct pipe_surface *tmps[2], *inner_tmps[3], *stencils;
  60.  
  61.    void ***shaders;             /* Shaders in TGSI form */
  62.    unsigned int *filters;       /* Active filter to filters.h mapping. */
  63.    struct program *p;
  64.  
  65.    bool fbos_init;
  66. };
  67.  
  68. /* Main functions */
  69.  
  70. struct pp_queue_t *pp_init(struct pipe_context *pipe, const unsigned int *,
  71.                            struct cso_context *);
  72. void pp_run(struct pp_queue_t *, struct pipe_resource *,
  73.             struct pipe_resource *, struct pipe_resource *);
  74. void pp_free(struct pp_queue_t *);
  75. void pp_free_fbos(struct pp_queue_t *);
  76. void pp_debug(const char *, ...);
  77. struct program *pp_init_prog(struct pp_queue_t *, struct pipe_context *pipe,
  78.                              struct cso_context *);
  79. void pp_init_fbos(struct pp_queue_t *, unsigned int, unsigned int);
  80. void pp_blit(struct pipe_context *pipe,
  81.              struct pipe_resource *src_tex,
  82.              int srcX0, int srcY0,
  83.              int srcX1, int srcY1,
  84.              int srcZ0,
  85.              struct pipe_surface *dst,
  86.              int dstX0, int dstY0,
  87.              int dstX1, int dstY1);
  88.  
  89. /* The filters */
  90.  
  91. void pp_nocolor(struct pp_queue_t *, struct pipe_resource *,
  92.                 struct pipe_resource *, unsigned int);
  93.  
  94. void pp_jimenezmlaa(struct pp_queue_t *, struct pipe_resource *,
  95.                     struct pipe_resource *, unsigned int);
  96. void pp_jimenezmlaa_color(struct pp_queue_t *, struct pipe_resource *,
  97.                           struct pipe_resource *, unsigned int);
  98.  
  99. /* The filter init functions */
  100.  
  101. bool pp_celshade_init(struct pp_queue_t *, unsigned int, unsigned int);
  102.  
  103. bool pp_nored_init(struct pp_queue_t *, unsigned int, unsigned int);
  104. bool pp_nogreen_init(struct pp_queue_t *, unsigned int, unsigned int);
  105. bool pp_noblue_init(struct pp_queue_t *, unsigned int, unsigned int);
  106.  
  107. bool pp_jimenezmlaa_init(struct pp_queue_t *, unsigned int, unsigned int);
  108. bool pp_jimenezmlaa_init_color(struct pp_queue_t *, unsigned int,
  109.                                unsigned int);
  110.  
  111. /* The filter free functions */
  112.  
  113. void pp_celshade_free(struct pp_queue_t *, unsigned int);
  114. void pp_nocolor_free(struct pp_queue_t *, unsigned int);
  115. void pp_jimenezmlaa_free(struct pp_queue_t *, unsigned int);
  116.  
  117. #endif
  118.