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 */
38struct 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 */
67struct 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
92void pp_free_fbos(struct pp_queue_t *);
93
94void pp_debug(const char *, ...);
95
96struct pp_program *pp_init_prog(struct pp_queue_t *, struct pipe_context *pipe,
97                                struct cso_context *);
98
99void 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