1/*
2 * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 *    Rob Clark <robclark@freedesktop.org>
25 */
26
27#ifndef IR3_GALLIUM_H_
28#define IR3_GALLIUM_H_
29
30#include "ir3/ir3_shader.h"
31#include "pipe/p_screen.h"
32#include "pipe/p_state.h"
33
34#include "freedreno_util.h"
35
36/**
37 * The ir3 hwcso type, use ir3_get_shader() to dereference the
38 * underlying ir3_shader
39 */
40struct ir3_shader_state;
41
42struct ir3_shader_variant *
43ir3_shader_variant(struct ir3_shader *shader, struct ir3_shader_key key,
44                   bool binning_pass, struct pipe_debug_callback *debug);
45
46void *ir3_shader_compute_state_create(struct pipe_context *pctx,
47                                      const struct pipe_compute_state *cso);
48void *ir3_shader_state_create(struct pipe_context *pctx,
49                              const struct pipe_shader_state *cso);
50void ir3_shader_state_delete(struct pipe_context *pctx, void *hwcso);
51
52struct ir3_shader *ir3_get_shader(struct ir3_shader_state *hwcso);
53struct shader_info *ir3_get_shader_info(struct ir3_shader_state *hwcso);
54
55void ir3_fixup_shader_state(struct pipe_context *pctx,
56                            struct ir3_shader_key *key) assert_dt;
57
58void ir3_prog_init(struct pipe_context *pctx);
59void ir3_screen_init(struct pipe_screen *pscreen);
60void ir3_screen_fini(struct pipe_screen *pscreen);
61
62/**
63 * A helper to determine if a fs input 'i' is point/sprite coord, given
64 * the specified sprite_coord_enable mask
65 */
66static inline bool
67ir3_point_sprite(const struct ir3_shader_variant *fs, int i,
68                 uint32_t sprite_coord_enable, bool *coord_mode)
69{
70   gl_varying_slot slot = fs->inputs[i].slot;
71   switch (slot) {
72   case VARYING_SLOT_PNTC:
73      *coord_mode = true;
74      return true;
75   case VARYING_SLOT_TEX0 ... VARYING_SLOT_TEX7:
76      return !!(sprite_coord_enable & BITFIELD_BIT(slot - VARYING_SLOT_TEX0));
77   default:
78      return false;
79   }
80}
81
82void ir3_update_max_tf_vtx(struct fd_context *ctx,
83                           const struct ir3_shader_variant *v) assert_dt;
84
85#endif /* IR3_GALLIUM_H_ */
86